Tag version 1.2.6

Bump netty-all from 4.1.35.Final to 4.1.42.Final

analytics/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>timely-analytics</artifactId>
   <!--
@@ -68,6 +68,7 @@
     <pluginManagement>
       <plugins>
         <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-compiler-plugin</artifactId>
           <configuration>
             <compilerId>jdt</compilerId>
@@ -76,7 +77,7 @@
             <dependency>
               <groupId>org.eclipse.tycho</groupId>
               <artifactId>tycho-compiler-jdt</artifactId>
-              <version>0.21.0</version>
+              <version>1.4.0</version>
             </dependency>
           </dependencies>
         </plugin>

analytics/src/main/java/timely/analytics/flink/SummarizationJob.java

@@ -67,7 +67,7 @@ public class SummarizationJob {
         })
         .name("Metric Windows")
         .addSink(
-    		new SocketClientSink<MetricHistogram>(jp.getTimelyHostname(), jp.getTimelyTcpPort(),
+            new SocketClientSink<MetricHistogram>(jp.getTimelyHostname(), jp.getTimelyTcpPort(),
                     new MetricHistogram(), 2, true) {
 
                 private final Logger LOG = LoggerFactory

balancer/bin/timely-balancer.sh

@@ -1,4 +1,4 @@
-#!/bin/bash -vx
+#!/bin/bash
 
 if [[ `uname` == "Darwin" ]]; then
         THIS_SCRIPT=`python -c 'import os,sys; print os.path.realpath(sys.argv[1])' $0`
@@ -27,15 +27,14 @@ fi
 mkdir -p ${NATIVE_DIR}
 
 pushd ${BASE_DIR}/bin
-$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-tcnative*.jar META-INF/native/libnetty_tcnative.${TCNATIVE_SUFFIX}
-$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-transport-native-epoll*.jar META-INF/native/libnetty_transport_native_epoll_x86_64.${TCNATIVE_SUFFIX}
+$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-tcnative-boringssl-static*.jar META-INF/native/libnetty_tcnative_linux_x86_64.${TCNATIVE_SUFFIX}
+$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-all*.jar META-INF/native/libnetty_transport_native_epoll_x86_64.${TCNATIVE_SUFFIX}
 popd
 
 export CLASSPATH="${CONF_DIR}:${LIB_DIR}/*:${HADOOP_CONF_DIR}"
-JVM_ARGS="-Xmx1G -Xms1G -Dio.netty.eventLoopThreads=${NUM_SERVER_THREADS}"
+JVM_ARGS="-Xmx1G -Xms1G -Dio.netty.eventLoopThreads=${NUM_SERVER_THREADS} -Dlog4j.configurationFile=${CONF_DIR}/log4j2-spring.xml"
 JVM_ARGS="${JVM_ARGS} -DLog4jContextSelector=org.apache.logging.log4j.core.async.AsyncLoggerContextSelector"
 JVM_ARGS="${JVM_ARGS} -Djava.library.path=${NATIVE_DIR}"
-JVM_ARGS="${JVM_ARGS} -Djava.library.path=${NATIVE_DIR}/libnetty-${TCNATIVE_SUFFIX}"
 
 #JVM_ARGS="${JVM_ARGS} -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005"
 

balancer/conf/security.xml

@@ -11,21 +11,33 @@
 		          
 	<beans:bean id="x509PrincipalExtractor" class="org.springframework.security.web.authentication.preauth.x509.SubjectDnX509PrincipalExtractor">
 		<beans:property name="subjectDnRegex" value="CN=(.*?)(?:,|$)"/>
-	</beans:bean>	
+	</beans:bean>
 
-    <beans:bean id="timelyUserDetailsService" class="timely.auth.UserDetailsService">
-    	<beans:property name="users">
-    		<util:map key-type="java.lang.String">
-    			<beans:entry key="CN=example.com">
-   					<util:list>
-   						<beans:value>D</beans:value>
-   						<beans:value>E</beans:value>
-   						<beans:value>F</beans:value>
-   					</util:list>
-    			</beans:entry>
-    		</util:map>
-    	</beans:property>
-    </beans:bean>
+	<beans:bean id="timelyUserDetailsService" class="timely.auth.UserDetailsService">
+		<beans:property name="users">
+			<util:list>
+				<beans:bean class="timely.auth.TimelyUser">
+					<beans:constructor-arg name="subjectDn">
+						<beans:value>CN=example.com</beans:value>
+					</beans:constructor-arg>
+					<beans:constructor-arg name="auths">
+						<util:list>
+							<beans:value>D</beans:value>
+							<beans:value>E</beans:value>
+							<beans:value>F</beans:value>
+						</util:list>
+					</beans:constructor-arg>
+					<beans:constructor-arg name="roles">
+						<util:list>
+							<beans:value>G</beans:value>
+							<beans:value>H</beans:value>
+							<beans:value>I</beans:value>
+						</util:list>
+					</beans:constructor-arg>
+				</beans:bean>
+			</util:list>
+		</beans:property>
+	</beans:bean>
     
     <beans:bean id="x509AuthorizationProvider" class="org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationProvider">
     	<beans:property name="preAuthenticatedUserDetailsService" ref="timelyUserDetailsService" />
@@ -34,9 +46,12 @@
     <user-service id="usernamePasswordService">
     	<user name="test" password="test1" authorities="A,B,C" />
     </user-service>
-    
-    <beans:bean id="UserNamePasswordAuthenticationProvider" class="org.springframework.security.authentication.dao.DaoAuthenticationProvider">
+
+	<beans:bean id="noOpPasswordEncoder" class="org.springframework.security.crypto.password.NoOpPasswordEncoder"/>
+
+	<beans:bean id="UserNamePasswordAuthenticationProvider" class="org.springframework.security.authentication.dao.DaoAuthenticationProvider">
 		<beans:property name="userDetailsService" ref="usernamePasswordService"/>
+		<beans:property name="passwordEncoder" ref="noOpPasswordEncoder"/>
 	</beans:bean>
 	    
 	<authentication-manager alias="authenticationManager">
@@ -45,5 +60,12 @@
 		<!-- Basic authorization provider, validates provided username and password -->
 		<authentication-provider ref="UserNamePasswordAuthenticationProvider" />
 	</authentication-manager>
-	
+
+	<util:list id="requiredRoles" value-type="java.lang.String">
+		<beans:value></beans:value>
+	</util:list>
+
+	<util:list id="requiredAuths" value-type="java.lang.String">
+		<beans:value></beans:value>
+	</util:list>
 </beans:beans>

balancer/conf/timely-balancer.yml

@@ -8,6 +8,8 @@ timely-balancer:
   assignmentFile: /timely/balancer/assignments.csv
   security:
     session-max-age: 86400
+    cache-expiration-minutes: 60
+    cache-refresh-minutes: 5
     allow-anonymous-http-access: true
     allow-anonymous-ws-access: true
     serverSsl:
@@ -109,6 +111,7 @@ timely-balancer:
     flush-interval-seconds: 30
     scanner-read-ahead: 1
     subscription-batch-size: 5000
+    incomingBufferSize: 50000000
     wsClientPool:
       minIdlePerKey: 0
       maxIdlePerKey: 40

balancer/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>timely-balancer</artifactId>
   <dependencies>
@@ -161,9 +161,7 @@
     </dependency>
     <dependency>
       <groupId>io.netty</groupId>
-      <artifactId>netty-tcnative</artifactId>
-      <version>${version.netty-tcnative}</version>
-      <classifier>${os.detected.classifier}</classifier>
+      <artifactId>netty-tcnative-boringssl-static</artifactId>
       <scope>runtime</scope>
     </dependency>
     <dependency>
@@ -247,9 +245,8 @@
               <artifactItems>
                 <artifactItem>
                   <groupId>io.netty</groupId>
-                  <artifactId>netty-tcnative</artifactId>
+                  <artifactId>netty-tcnative-boringssl-static</artifactId>
                   <version>${version.netty-tcnative}</version>
-                  <classifier>${os.detected.classifier}</classifier>
                   <type>jar</type>
                   <overWrite>false</overWrite>
                   <outputDirectory>${project.build.directory}/native</outputDirectory>
@@ -291,37 +288,4 @@
       </extension>
     </extensions>
   </build>
-  <profiles>
-    <profile>
-      <id>native-epoll-linux</id>
-      <activation>
-        <os>
-          <family>!mac</family>
-        </os>
-      </activation>
-      <dependencies>
-        <dependency>
-          <groupId>io.netty</groupId>
-          <artifactId>netty-transport-native-epoll</artifactId>
-          <version>${version.netty}</version>
-          <classifier>linux-x86_64</classifier>
-        </dependency>
-      </dependencies>
-    </profile>
-    <profile>
-      <id>native-epoll</id>
-      <activation>
-        <os>
-          <family>mac</family>
-        </os>
-      </activation>
-      <dependencies>
-        <dependency>
-          <groupId>io.netty</groupId>
-          <artifactId>netty-transport-native-epoll</artifactId>
-          <version>${version.netty}</version>
-        </dependency>
-      </dependencies>
-    </profile>
-  </profiles>
 </project>

balancer/src/main/java/timely/balancer/Balancer.java

@@ -25,6 +25,7 @@ import io.netty.channel.ChannelHandler;
 import io.netty.channel.ChannelInitializer;
 import io.netty.channel.ChannelOption;
 import io.netty.channel.EventLoopGroup;
+import io.netty.channel.WriteBufferWaterMark;
 import io.netty.channel.epoll.EpollChannelOption;
 import io.netty.channel.epoll.EpollDatagramChannel;
 import io.netty.channel.epoll.EpollEventLoopGroup;
@@ -56,6 +57,7 @@ import io.netty.handler.stream.ChunkedWriteHandler;
 import io.netty.handler.timeout.IdleStateHandler;
 import io.netty.util.NettyRuntime;
 import io.netty.util.internal.SystemPropertyUtil;
+import org.apache.accumulo.core.conf.AccumuloConfiguration;
 import org.apache.curator.RetryPolicy;
 import org.apache.curator.framework.CuratorFramework;
 import org.apache.curator.framework.CuratorFrameworkFactory;
@@ -64,6 +66,7 @@ import org.apache.zookeeper.CreateMode;
 import org.apache.zookeeper.data.Stat;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.boot.WebApplicationType;
 import org.springframework.boot.builder.SpringApplicationBuilder;
 import org.springframework.context.ConfigurableApplicationContext;
 import timely.auth.AuthCache;
@@ -143,7 +146,7 @@ public class Balancer {
     }
 
     protected static ConfigurableApplicationContext initializeConfiguration(String[] args) {
-        return new SpringApplicationBuilder(SpringBootstrap.class).web(false).run(args);
+        return new SpringApplicationBuilder(SpringBootstrap.class).web(WebApplicationType.NONE).run(args);
     }
 
     private void shutdownHook() {
@@ -358,12 +361,14 @@ public class Balancer {
 
         // start curator framework
         RetryPolicy retryPolicy = new RetryForever(1000);
-        curatorFramework = CuratorFrameworkFactory.newClient(balancerConfig.getZooKeeper().getServers(), 30000, 1000,
+        int timeout = Long.valueOf(AccumuloConfiguration.getTimeInMillis(balancerConfig.getZooKeeper().getTimeout()))
+                .intValue();
+        curatorFramework = CuratorFrameworkFactory.newClient(balancerConfig.getZooKeeper().getServers(), timeout, 10000,
                 retryPolicy);
         curatorFramework.start();
         ensureZkPaths(curatorFramework, zkPaths);
 
-        AuthCache.setSessionMaxAge(balancerConfig.getSecurity());
+        AuthCache.configure(balancerConfig.getSecurity());
         final boolean useEpoll = useEpoll();
         Class<? extends ServerSocketChannel> channelClass;
         Class<? extends Channel> datagramChannelClass;
@@ -429,7 +434,8 @@ public class Balancer {
         httpServer.group(httpBossGroup, httpWorkerGroup);
         httpServer.channel(channelClass);
         httpServer.handler(new LoggingHandler());
-        HttpClientPool httpClientPool = new HttpClientPool(balancerConfig, clientSSLContext);
+        HttpClientPool httpClientPool = new HttpClientPool(balancerConfig.getSecurity(), balancerConfig.getHttp(),
+                clientSSLContext);
         httpServer.childHandler(setupHttpChannel(balancerConfig, sslCtx, metricResolver, httpClientPool));
         httpServer.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
         httpServer.option(ChannelOption.SO_BACKLOG, 128);
@@ -448,10 +454,9 @@ public class Balancer {
         wsServer.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
         wsServer.option(ChannelOption.SO_BACKLOG, 128);
         wsServer.option(ChannelOption.SO_KEEPALIVE, true);
-        /* Not sure if next three lines are necessary */
+        /* Not sure if next two lines are necessary */
         wsServer.option(ChannelOption.SO_SNDBUF, 1048576);
-        wsServer.option(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, 838860);
-        wsServer.option(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, 620145);
+        wsServer.option(ChannelOption.WRITE_BUFFER_WATER_MARK, new WriteBufferWaterMark(620145, 838860));
         wsChannelHandle = wsServer.bind(wsIp, wsPort).sync().channel();
         final String wsAddress = ((InetSocketAddress) wsChannelHandle.localAddress()).getAddress().getHostAddress();
 
@@ -509,15 +514,14 @@ public class Balancer {
                 ch.pipeline().addLast("decoder", new HttpRequestDecoder());
                 ch.pipeline().addLast("compressor", new HttpContentCompressor());
                 ch.pipeline().addLast("decompressor", new HttpContentDecompressor());
-                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(8192));
+                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(65536));
                 ch.pipeline().addLast("chunker", new ChunkedWriteHandler());
                 ch.pipeline().addLast("queryDecoder", new timely.netty.http.HttpRequestDecoder(
                         balancerConfig.getSecurity(), balancerConfig.getHttp()));
                 ch.pipeline().addLast("fileServer", new HttpStaticFileServerHandler());
                 ch.pipeline().addLast("login",
                         new X509LoginRequestHandler(balancerConfig.getSecurity(), balancerConfig.getHttp()));
-                ch.pipeline().addLast("httpRelay",
-                        new HttpRelayHandler(balancerConfig, metricResolver, httpClientPool));
+                ch.pipeline().addLast("httpRelay", new HttpRelayHandler(metricResolver, httpClientPool));
                 ch.pipeline().addLast("error", new TimelyExceptionHandler());
             }
         };
@@ -531,7 +535,7 @@ public class Balancer {
                 ch.pipeline().addLast("logger", new LoggingHandler());
                 ch.pipeline().addLast("packetDecoder", new UdpPacketToByteBuf());
                 ch.pipeline().addLast("buffer", new MetricsBufferDecoder());
-                ch.pipeline().addLast("frame", new DelimiterBasedFrameDecoder(8192, true, Delimiters.lineDelimiter()));
+                ch.pipeline().addLast("frame", new DelimiterBasedFrameDecoder(65536, true, Delimiters.lineDelimiter()));
                 ch.pipeline().addLast("putDecoder", new UdpDecoder());
                 ch.pipeline().addLast("udpRelayHandler", new UdpRelayHandler(metricResolver, udpClientPool));
             }
@@ -544,7 +548,7 @@ public class Balancer {
             @Override
             protected void initChannel(SocketChannel ch) throws Exception {
                 ch.pipeline().addLast("buffer", new MetricsBufferDecoder());
-                ch.pipeline().addLast("frame", new DelimiterBasedFrameDecoder(8192, true, Delimiters.lineDelimiter()));
+                ch.pipeline().addLast("frame", new DelimiterBasedFrameDecoder(65536, true, Delimiters.lineDelimiter()));
                 ch.pipeline().addLast("putDecoder", new TcpDecoder());
                 ch.pipeline().addLast("tcpRelayHandler", new TcpRelayHandler(metricResolver, tcpClientPools));
                 ch.pipeline().addLast("versionHandler", new TcpVersionHandler());
@@ -560,13 +564,13 @@ public class Balancer {
             protected void initChannel(SocketChannel ch) throws Exception {
                 ch.pipeline().addLast("ssl", sslCtx.newHandler(ch.alloc()));
                 ch.pipeline().addLast("httpServer", new HttpServerCodec());
-                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(8192));
+                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(65536));
                 ch.pipeline().addLast("sessionExtractor", new WebSocketFullRequestHandler());
 
                 ch.pipeline().addLast("idle-handler",
                         new IdleStateHandler(balancerConfig.getWebsocket().getTimeout(), 0, 0));
                 ch.pipeline().addLast("ws-protocol",
-                        new WebSocketServerProtocolHandler(WS_PATH, null, true, 65536, true));
+                        new WebSocketServerProtocolHandler(WS_PATH, null, true, 65536, false, true));
                 ch.pipeline().addLast("wsDecoder", new WebSocketRequestDecoder(balancerConfig.getSecurity()));
                 ch.pipeline().addLast("httpRelay", new WsRelayHandler(balancerConfig, metricResolver, wsClientPool));
                 ch.pipeline().addLast("error", new WSTimelyExceptionHandler());

balancer/src/main/java/timely/balancer/configuration/BalancerConfiguration.java

@@ -5,8 +5,10 @@ import javax.validation.Valid;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.boot.context.properties.NestedConfigurationProperty;
 import org.springframework.stereotype.Component;
+import org.springframework.validation.annotation.Validated;
 import timely.configuration.Cache;
 
+@Validated
 @Component
 @ConfigurationProperties(prefix = "timely-balancer")
 public class BalancerConfiguration {

balancer/src/main/java/timely/balancer/configuration/BalancerHttp.java

@@ -3,6 +3,7 @@ package timely.balancer.configuration;
 import javax.validation.Valid;
 
 import org.apache.commons.pool2.impl.GenericKeyedObjectPoolConfig;
+import org.apache.http.impl.client.CloseableHttpClient;
 import org.springframework.boot.context.properties.NestedConfigurationProperty;
 import timely.configuration.Http;
 
@@ -10,9 +11,9 @@ public class BalancerHttp extends Http {
 
     @Valid
     @NestedConfigurationProperty
-    private GenericKeyedObjectPoolConfig httpClientPool = new GenericKeyedObjectPoolConfig();
+    private GenericKeyedObjectPoolConfig<CloseableHttpClient> httpClientPool = new GenericKeyedObjectPoolConfig<>();
 
-    public GenericKeyedObjectPoolConfig getHttpClientPool() {
+    public GenericKeyedObjectPoolConfig<CloseableHttpClient> getHttpClientPool() {
         return httpClientPool;
     }
 }

balancer/src/main/java/timely/balancer/configuration/BalancerServer.java

@@ -4,27 +4,29 @@ import javax.validation.Valid;
 
 import org.apache.commons.pool2.impl.GenericKeyedObjectPoolConfig;
 import org.springframework.boot.context.properties.NestedConfigurationProperty;
+import timely.client.tcp.TcpClient;
+import timely.client.udp.UdpClient;
 import timely.configuration.Server;
 
 public class BalancerServer extends Server {
 
     @Valid
     @NestedConfigurationProperty
-    private GenericKeyedObjectPoolConfig udpClientPool = new GenericKeyedObjectPoolConfig();
+    private GenericKeyedObjectPoolConfig<UdpClient> udpClientPool = new GenericKeyedObjectPoolConfig<>();
 
     @Valid
     @NestedConfigurationProperty
-    private GenericKeyedObjectPoolConfig tcpClientPool = new GenericKeyedObjectPoolConfig();
+    private GenericKeyedObjectPoolConfig<TcpClient> tcpClientPool = new GenericKeyedObjectPoolConfig<>();
 
     private int numTcpPools = 1;
 
     private int tcpBufferSize = -1;
 
-    public GenericKeyedObjectPoolConfig getUdpClientPool() {
+    public GenericKeyedObjectPoolConfig<UdpClient> getUdpClientPool() {
         return udpClientPool;
     }
 
-    public GenericKeyedObjectPoolConfig getTcpClientPool() {
+    public GenericKeyedObjectPoolConfig<TcpClient> getTcpClientPool() {
         return tcpClientPool;
     }
 

balancer/src/main/java/timely/balancer/configuration/BalancerWebsocket.java

@@ -4,15 +4,26 @@ import javax.validation.Valid;
 
 import org.apache.commons.pool2.impl.GenericKeyedObjectPoolConfig;
 import org.springframework.boot.context.properties.NestedConfigurationProperty;
+import timely.client.websocket.subscription.WebSocketSubscriptionClient;
 import timely.configuration.Websocket;
 
 public class BalancerWebsocket extends Websocket {
 
     @Valid
     @NestedConfigurationProperty
-    private GenericKeyedObjectPoolConfig wsClientPool = new GenericKeyedObjectPoolConfig();
+    private GenericKeyedObjectPoolConfig<WebSocketSubscriptionClient> wsClientPool = new GenericKeyedObjectPoolConfig<>();
 
-    public GenericKeyedObjectPoolConfig getWsClientPool() {
+    public GenericKeyedObjectPoolConfig<WebSocketSubscriptionClient> getWsClientPool() {
         return wsClientPool;
     }
+
+    public int incomingBufferSize = 50000000;
+
+    public int getIncomingBufferSize() {
+        return incomingBufferSize;
+    }
+
+    public void setIncomingBufferSize(int incomingBufferSize) {
+        this.incomingBufferSize = incomingBufferSize;
+    }
 }

balancer/src/main/java/timely/balancer/configuration/ClientSsl.java

@@ -8,7 +8,8 @@ public class ClientSsl {
     private String trustStoreFile;
     private String trustStoreType;
     private String trustStorePassword;
-    private boolean twoWaySsl;
+    private boolean useClientCert = true;
+    private boolean hostVerificationEnabled = true;
 
     public String getKeyFile() {
         return keyFile;
@@ -58,7 +59,19 @@ public class ClientSsl {
         this.trustStorePassword = trustStorePassword;
     }
 
-    public boolean isTwoWaySsl() {
-        return twoWaySsl;
+    public void setUseClientCert(boolean useClientCert) {
+        this.useClientCert = useClientCert;
+    }
+
+    public boolean isUseClientCert() {
+        return useClientCert;
+    }
+
+    public void setHostVerificationEnabled(boolean hostVerificationEnabled) {
+        this.hostVerificationEnabled = hostVerificationEnabled;
+    }
+
+    public boolean isHostVerificationEnabled() {
+        return hostVerificationEnabled;
     }
 }

balancer/src/main/java/timely/balancer/configuration/ZooKeeper.java

@@ -1,9 +1,14 @@
 package timely.balancer.configuration;
 
+import javax.validation.constraints.NotBlank;
+
 public class ZooKeeper {
 
     private String servers;
 
+    @NotBlank
+    private String timeout = "120s";
+
     public String getServers() {
         return servers;
     }
@@ -11,4 +16,12 @@ public class ZooKeeper {
     public void setServers(String servers) {
         this.servers = servers;
     }
+
+    public String getTimeout() {
+        return timeout;
+    }
+
+    public void setTimeout(String timeout) {
+        this.timeout = timeout;
+    }
 }

balancer/src/main/java/timely/balancer/connection/http/HttpClientFactory.java

@@ -5,26 +5,25 @@ import javax.net.ssl.SSLContext;
 import org.apache.commons.pool2.KeyedPooledObjectFactory;
 import org.apache.commons.pool2.PooledObject;
 import org.apache.commons.pool2.impl.DefaultPooledObject;
-import org.apache.http.impl.client.BasicCookieStore;
 import org.apache.http.impl.client.CloseableHttpClient;
-import timely.balancer.configuration.BalancerConfiguration;
+import timely.balancer.configuration.BalancerSecurity;
 import timely.balancer.connection.TimelyBalancedHost;
 
 public class HttpClientFactory implements KeyedPooledObjectFactory<TimelyBalancedHost, CloseableHttpClient> {
 
     private final SSLContext sslContext;
-    private boolean twoWaySsl;
+    private final BalancerSecurity security;
 
-    public HttpClientFactory(BalancerConfiguration balancerConfig, SSLContext sslContext) {
+    public HttpClientFactory(BalancerSecurity security, SSLContext sslContext) {
+        this.security = security;
         this.sslContext = sslContext;
-        this.twoWaySsl = balancerConfig.getSecurity().getClientSsl().isTwoWaySsl();
     }
 
     @Override
     public PooledObject<CloseableHttpClient> makeObject(TimelyBalancedHost k) throws Exception {
-        BasicCookieStore cookieJar = new BasicCookieStore();
-        return new DefaultPooledObject<>(
-                timely.client.http.HttpClient.get(this.sslContext, cookieJar, false, twoWaySsl));
+        // disable cookie management because we are sharing connections
+        return new DefaultPooledObject<>(timely.client.http.HttpClient.get(this.sslContext, null,
+                security.getClientSsl().isHostVerificationEnabled(), security.getClientSsl().isUseClientCert()));
     }
 
     @Override

balancer/src/main/java/timely/balancer/connection/http/HttpClientPool.java

@@ -4,16 +4,13 @@ import javax.net.ssl.SSLContext;
 
 import org.apache.commons.pool2.impl.GenericKeyedObjectPool;
 import org.apache.http.impl.client.CloseableHttpClient;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import timely.balancer.configuration.BalancerConfiguration;
+import timely.balancer.configuration.BalancerHttp;
+import timely.balancer.configuration.BalancerSecurity;
 import timely.balancer.connection.TimelyBalancedHost;
 
 public class HttpClientPool extends GenericKeyedObjectPool<TimelyBalancedHost, CloseableHttpClient> {
 
-    private static final Logger LOG = LoggerFactory.getLogger(HttpClientPool.class);
-
-    public HttpClientPool(BalancerConfiguration balancerConfig, SSLContext sslContext) {
-        super(new HttpClientFactory(balancerConfig, sslContext), balancerConfig.getHttp().getHttpClientPool());
+    public HttpClientPool(BalancerSecurity balancerSecurity, BalancerHttp http, SSLContext sslContext) {
+        super(new HttpClientFactory(balancerSecurity, sslContext), http.getHttpClientPool());
     }
 }

balancer/src/main/java/timely/balancer/connection/ws/WsClientFactory.java

@@ -12,23 +12,21 @@ import timely.client.websocket.subscription.WebSocketSubscriptionClient;
 public class WsClientFactory implements KeyedPooledObjectFactory<TimelyBalancedHost, WebSocketSubscriptionClient> {
 
     private final SSLContext sslContext;
-    private final boolean doLogin;
-    private final boolean twoWaySsl;
     private BalancerConfiguration balancerConfig;
 
     public WsClientFactory(BalancerConfiguration balancerConfig, SSLContext sslContext) {
-        this.sslContext = sslContext;
-        this.doLogin = balancerConfig.isLoginRequired();
         this.balancerConfig = balancerConfig;
-        this.twoWaySsl = balancerConfig.getSecurity().getClientSsl().isTwoWaySsl();
+        this.sslContext = sslContext;
     }
 
     @Override
     public PooledObject<WebSocketSubscriptionClient> makeObject(TimelyBalancedHost k) throws Exception {
 
-        int bufferSize = balancerConfig.getWebsocket().getSubscriptionBatchSize() * 500;
+        int bufferSize = balancerConfig.getWebsocket().getIncomingBufferSize();
         WebSocketSubscriptionClient client = new WebSocketSubscriptionClient(sslContext, k.getHost(), k.getHttpPort(),
-                k.getWsPort(), twoWaySsl, doLogin, "", "", false, bufferSize);
+                k.getWsPort(), balancerConfig.getSecurity().getClientSsl().isUseClientCert(),
+                balancerConfig.isLoginRequired(), "", "",
+                balancerConfig.getSecurity().getClientSsl().isHostVerificationEnabled(), bufferSize);
         return new DefaultPooledObject<>(client);
     }
 

balancer/src/main/java/timely/balancer/netty/http/HttpRelayHandler.java

@@ -1,9 +1,8 @@
 package timely.balancer.netty.http;
 
-import static io.netty.handler.codec.http.HttpHeaders.Names.CONTENT_LENGTH;
+import static io.netty.handler.codec.http.HttpHeaderNames.CONTENT_LENGTH;
 
 import java.io.ByteArrayOutputStream;
-import java.net.URI;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
@@ -41,7 +40,6 @@ import timely.api.request.timeseries.QueryRequest;
 import timely.api.response.TimelyException;
 import timely.auth.util.HttpHeaderUtils;
 import timely.auth.util.ProxiedEntityUtils;
-import timely.balancer.configuration.BalancerConfiguration;
 import timely.balancer.connection.TimelyBalancedHost;
 import timely.balancer.connection.http.HttpClientPool;
 import timely.balancer.resolver.MetricResolver;
@@ -51,13 +49,10 @@ import timely.netty.http.auth.TimelyAuthenticationToken;
 public class HttpRelayHandler extends SimpleChannelInboundHandler<HttpRequest> implements TimelyHttpHandler {
 
     private static final Logger LOG = LoggerFactory.getLogger(HttpRelayHandler.class);
-    private final BalancerConfiguration balancerConf;
     private final HttpClientPool httpClientPool;
     private MetricResolver metricResolver;
 
-    public HttpRelayHandler(BalancerConfiguration balancerConf, MetricResolver metricResolver,
-            HttpClientPool httpClientPool) {
-        this.balancerConf = balancerConf;
+    public HttpRelayHandler(MetricResolver metricResolver, HttpClientPool httpClientPool) {
         this.metricResolver = metricResolver;
         this.httpClientPool = httpClientPool;
     }
@@ -72,7 +67,7 @@ public class HttpRelayHandler extends SimpleChannelInboundHandler<HttpRequest> i
         try {
             try {
                 request = msg.getHttpRequest();
-                String originalURI = request.getUri();
+                String originalURI = request.uri();
                 originalURI = encodeURI(originalURI);
 
                 String metric = null;
@@ -91,7 +86,6 @@ public class HttpRelayHandler extends SimpleChannelInboundHandler<HttpRequest> i
                 } else {
                     k = metricResolver.getHostPortKey(null);
                 }
-                k = metricResolver.getHostPortKey(metric);
                 client = httpClientPool.borrowObject(k);
 
                 Multimap<String, String> headers = HttpHeaderUtils.toMultimap(request.headers());
@@ -107,7 +101,7 @@ public class HttpRelayHandler extends SimpleChannelInboundHandler<HttpRequest> i
 
                 List<Header> relayedHeaderList = new ArrayList<>();
                 for (Map.Entry<String, String> h : headers.entries()) {
-                    if (!h.getKey().equals(CONTENT_LENGTH)) {
+                    if (!h.getKey().equals(CONTENT_LENGTH.toString())) {
                         relayedHeaderList.add(new BasicHeader(h.getKey(), h.getValue()));
                     }
                 }
@@ -115,14 +109,14 @@ public class HttpRelayHandler extends SimpleChannelInboundHandler<HttpRequest> i
                 relayedHeaderList.toArray(headerArray);
 
                 String relayURI = "https://" + k.getHost() + ":" + k.getHttpPort() + originalURI;
-                if (request.getMethod().equals(HttpMethod.GET)) {
+                if (request.method().equals(HttpMethod.GET)) {
                     HttpUriRequest relayedRequest = new HttpGet(relayURI);
                     if (headerArray.length > 0) {
                         relayedRequest.setHeaders(headerArray);
                     }
                     relayedResponse = client.execute(relayedRequest);
 
-                } else if (request.getMethod().equals(HttpMethod.POST)) {
+                } else if (request.method().equals(HttpMethod.POST)) {
                     HttpPost relayedRequest = new HttpPost(relayURI);
 
                     String content = request.content().toString(StandardCharsets.UTF_8);
@@ -176,7 +170,7 @@ public class HttpRelayHandler extends SimpleChannelInboundHandler<HttpRequest> i
             if (client != null && k != null) {
                 httpClientPool.returnObject(k, client);
             } else {
-                LOG.error("NOT RETURNING CONNECTION! " + msg.getHttpRequest().getUri());
+                LOG.error("NOT RETURNING CONNECTION! " + msg.getHttpRequest().uri());
             }
         }
     }
@@ -208,13 +202,4 @@ public class HttpRelayHandler extends SimpleChannelInboundHandler<HttpRequest> i
         }
         return s;
     }
-
-    public static void main(String[] args) {
-
-        String s = "https://127.0.0.1:4243/api/query?start=1356998400000&end=1528398304000&m=sum:rate{false,100,0}:sys.thermal.gauge{class=aws}";
-        URI uri = URI.create(encodeURI(s));
-
-        System.out.println(uri.toString());
-    }
-
 }

balancer/src/main/java/timely/balancer/netty/ws/WsClientHandler.java

@@ -9,6 +9,7 @@ import javax.websocket.CloseReason;
 import javax.websocket.EndpointConfig;
 import javax.websocket.Session;
 
+import com.google.common.collect.HashMultimap;
 import com.google.common.collect.Multimap;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.http.HttpResponseStatus;
@@ -40,18 +41,20 @@ public class WsClientHandler extends ClientHandler {
 
     @Override
     public void beforeRequest(Map<String, List<String>> headers) {
-        Multimap<String, String> requestHeaders = token.getHttpHeaders();
         if (token.getClientCert() != null) {
-            ProxiedEntityUtils.addProxyHeaders(requestHeaders, token.getClientCert());
+            Multimap<String, String> proxyRequestHeaders = HashMultimap.create();
+            ProxiedEntityUtils.addProxyHeaders(proxyRequestHeaders, token.getClientCert());
+            for (String s : proxyRequestHeaders.keySet()) {
+                headers.put(s, new ArrayList<>(proxyRequestHeaders.get(s)));
+            }
         }
-        for (String s : requestHeaders.keySet()) {
-            List<String> valueList = new ArrayList<>();
-            valueList.addAll(requestHeaders.get(s));
-            if (headers.containsKey(s)) {
-                // add pre-existing values
-                valueList.addAll(headers.get(s));
+
+        Multimap<String, String> originalRequestHeaders = token.getHttpHeaders();
+        for (String s : originalRequestHeaders.keySet()) {
+            if (!headers.containsKey(s)) {
+                // add pre-existing values if key does not exist in proxyRequest
+                headers.put(s, new ArrayList<>(originalRequestHeaders.get(s)));
             }
-            headers.put(s, valueList);
         }
     }
 

balancer/src/main/java/timely/balancer/resolver/BalancedMetricResolver.java

@@ -108,22 +108,12 @@ public class BalancedMetricResolver implements MetricResolver {
                 LOG.debug("Handling assignments event {}. assignmentsLastUpdatedInHdfs:{}", event.getType().toString(),
                         new Date(assignmentsLastUpdatedInHdfs.get().postValue()));
                 if (event.getType().equals(TreeCacheEvent.Type.NODE_UPDATED)) {
-                    long lastLocalUpdate = assignmentsLastUpdatedLocal.get();
-                    long lastHdfsUpdate = assignmentsLastUpdatedInHdfs.get().postValue();
-                    if (lastHdfsUpdate > lastLocalUpdate) {
-                        LOG.debug("Reading assignments from hdfs lastHdfsUpdate ({}) > lastLocalUpdate ({})",
-                                new Date(lastHdfsUpdate), new Date(lastLocalUpdate));
-                        readAssignmentsFromHdfs();
-                    } else {
-                        LOG.debug("Not reading assignments from hdfs lastHdfsUpdate ({}) <= lastLocalUpdate ({})",
-                                new Date(lastHdfsUpdate), new Date(lastLocalUpdate));
-                    }
+                    readAssignmentsFromHdfs(true);
                 }
             }
         };
 
-        try {
-            TreeCache assignmentTreeCache = new TreeCache(curatorFramework, ASSIGNMENTS_LAST_UPDATED_PATH);
+        try (TreeCache assignmentTreeCache = new TreeCache(curatorFramework, ASSIGNMENTS_LAST_UPDATED_PATH)) {
             assignmentTreeCache.getListenable().addListener(assignmentListener);
             assignmentTreeCache.start();
         } catch (Exception e) {
@@ -144,8 +134,7 @@ public class BalancedMetricResolver implements MetricResolver {
             }
         };
 
-        try {
-            TreeCache nonCachedMetricsTreeCache = new TreeCache(curatorFramework, NON_CACHED_METRICS);
+        try (TreeCache nonCachedMetricsTreeCache = new TreeCache(curatorFramework, NON_CACHED_METRICS)) {
             nonCachedMetricsTreeCache.getListenable().addListener(nonCachedMetricsListener);
             nonCachedMetricsTreeCache.start();
         } catch (Exception e) {
@@ -160,7 +149,7 @@ public class BalancedMetricResolver implements MetricResolver {
         }
         readNonCachedMetricsIP();
 
-        readAssignmentsFromHdfs();
+        readAssignmentsFromHdfs(false);
 
         timer.schedule(new TimerTask() {
 
@@ -185,10 +174,16 @@ public class BalancedMetricResolver implements MetricResolver {
                         long lastLocalUpdate = assignmentsLastUpdatedLocal.get();
                         long lastHdfsUpdate = assignmentsLastUpdatedInHdfs.get().postValue();
                         if (lastLocalUpdate > lastHdfsUpdate) {
-                            LOG.debug("Writing assignments to hdfs lastLocalUpdate ({}) > lastHdfsUpdate ({})",
+                            LOG.debug("Leader writing assignments to hdfs lastLocalUpdate ({}) > lastHdfsUpdate ({})",
+                                    new Date(lastLocalUpdate), new Date(lastHdfsUpdate));
+                            writeAssignmentsToHdfs();
+                        } else {
+                            LOG.trace(
+                                    "Leader not writing assignments to hdfs lastLocalUpdate ({}) <= lastHdfsUpdate ({})",
                                     new Date(lastLocalUpdate), new Date(lastHdfsUpdate));
-                            writeAssigmentsToHdfs();
                         }
+                    } else {
+                        readAssignmentsFromHdfs(true);
                     }
                 } catch (Exception e) {
                     LOG.error(e.getMessage(), e);
@@ -201,14 +196,17 @@ public class BalancedMetricResolver implements MetricResolver {
 
         Set<String> currentNonCachedMetricsDistributed = new TreeSet<>();
         try {
-            nonCachedMetricsIPRWLock.readLock().acquire();
+            boolean acquired = false;
+            while (!acquired) {
+                acquired = nonCachedMetricsIPRWLock.readLock().acquire(60, TimeUnit.SECONDS);
+            }
             byte[] currentNonCachedMetricsDistributedBytes = nonCachedMetricsIP.get().postValue();
             if (currentNonCachedMetricsDistributedBytes != null) {
                 try {
                     currentNonCachedMetricsDistributed = SerializationUtils
                             .deserialize(currentNonCachedMetricsDistributedBytes);
                 } catch (Exception e) {
-                    LOG.error(e.getMessage());
+                    LOG.error(e.getMessage(), e);
                     currentNonCachedMetricsDistributed = new TreeSet<>();
                 }
             }
@@ -249,7 +247,7 @@ public class BalancedMetricResolver implements MetricResolver {
                 public void isLeader() {
                     LOG.info("this balancer is the leader");
                     isLeader.set(true);
-                    writeAssigmentsToHdfs();
+                    writeAssignmentsToHdfs();
                 }
 
                 @Override
@@ -265,15 +263,15 @@ public class BalancedMetricResolver implements MetricResolver {
 
     private void startServiceListener(CuratorFramework curatorFramework) {
         try {
-            ServiceDiscovery discovery = ServiceDiscoveryBuilder.builder(ServerDetails.class).client(curatorFramework)
-                    .basePath(SERVICE_DISCOVERY_PATH).build();
+            ServiceDiscovery<ServerDetails> discovery = ServiceDiscoveryBuilder.builder(ServerDetails.class)
+                    .client(curatorFramework).basePath(SERVICE_DISCOVERY_PATH).build();
             discovery.start();
-            Collection<ServiceInstance> instances = discovery.queryForInstances("timely-server");
+            Collection<ServiceInstance<ServerDetails>> instances = discovery.queryForInstances("timely-server");
 
             balancerLock.writeLock().lock();
             try {
-                for (ServiceInstance si : instances) {
-                    ServerDetails pl = (ServerDetails) si.getPayload();
+                for (ServiceInstance<ServerDetails> si : instances) {
+                    ServerDetails pl = si.getPayload();
                     TimelyBalancedHost tbh = TimelyBalancedHost.of(pl.getHost(), pl.getTcpPort(), pl.getHttpPort(),
                             pl.getWsPort(), pl.getUdpPort());
                     LOG.info("adding service {} host:{} tcpPort:{} httpPort:{} wsPort:{} udpPort:{}", si.getId(),
@@ -286,7 +284,8 @@ public class BalancedMetricResolver implements MetricResolver {
                 balancerLock.writeLock().unlock();
             }
 
-            final ServiceCache serviceCache = discovery.serviceCacheBuilder().name("timely-server").build();
+            final ServiceCache<ServerDetails> serviceCache = discovery.serviceCacheBuilder().name("timely-server")
+                    .build();
             ServiceCacheListener listener = new ServiceCacheListener() {
 
                 @Override
@@ -294,9 +293,9 @@ public class BalancedMetricResolver implements MetricResolver {
                     boolean rebalanceNeeded = false;
                     balancerLock.writeLock().lock();
                     try {
-                        List<ServiceInstance> instances = serviceCache.getInstances();
+                        List<ServiceInstance<ServerDetails>> instances = serviceCache.getInstances();
                         Set<TimelyBalancedHost> availableHosts = new HashSet<>();
-                        for (ServiceInstance si : instances) {
+                        for (ServiceInstance<ServerDetails> si : instances) {
                             ServerDetails pl = (ServerDetails) si.getPayload();
                             TimelyBalancedHost tbh = TimelyBalancedHost.of(pl.getHost(), pl.getTcpPort(),
                                     pl.getHttpPort(), pl.getWsPort(), pl.getUdpPort());
@@ -341,14 +340,16 @@ public class BalancedMetricResolver implements MetricResolver {
                                 assignMetric(s, h);
                                 LOG.debug("Assigned server removed.  Assigning {} to server {}:{}", s, h.getTcpPort());
                             }
-                            writeAssigmentsToHdfs();
                         }
 
                     } finally {
                         balancerLock.writeLock().unlock();
                     }
-                    if (isLeader.get() && rebalanceNeeded) {
-                        balance();
+                    if (isLeader.get()) {
+                        if (rebalanceNeeded) {
+                            balance();
+                        }
+                        writeAssignmentsToHdfs();
                     }
                 }
 
@@ -642,7 +643,10 @@ public class BalancedMetricResolver implements MetricResolver {
                 }
 
                 try {
-                    nonCachedMetricsIPRWLock.writeLock().acquire();
+                    boolean acquired = false;
+                    while (!acquired) {
+                        acquired = nonCachedMetricsIPRWLock.writeLock().acquire(60, TimeUnit.SECONDS);
+                    }
                     byte[] currentNonCachedMetricsDistributedBytes = nonCachedMetricsIP.get().postValue();
                     Set<String> currentNonCachedMetricsIP;
                     if (currentNonCachedMetricsDistributedBytes == null) {
@@ -689,7 +693,7 @@ public class BalancedMetricResolver implements MetricResolver {
             try {
                 lock.writeLock().release();
             } catch (Exception e3) {
-                LOG.error(e3.getMessage());
+                LOG.error(e3.getMessage(), e3);
             }
         }
     }
@@ -874,11 +878,32 @@ public class BalancedMetricResolver implements MetricResolver {
         return tbh;
     }
 
-    private void readAssignmentsFromHdfs() {
+    private void readAssignmentsFromHdfs(boolean checkIfNecessary) {
+
+        try {
+            long lastLocalUpdate = assignmentsLastUpdatedLocal.get();
+            long lastHdfsUpdate = assignmentsLastUpdatedInHdfs.get().postValue();
+            if (checkIfNecessary) {
+                if (lastHdfsUpdate <= lastLocalUpdate) {
+                    LOG.debug("Not reading assignments from hdfs lastHdfsUpdate ({}) <= lastLocalUpdate ({})",
+                            new Date(lastHdfsUpdate), new Date(lastLocalUpdate));
+                    return;
+                }
+            }
+            LOG.debug("Reading assignments from hdfs lastHdfsUpdate ({}) > lastLocalUpdate ({})",
+                    new Date(lastHdfsUpdate), new Date(lastLocalUpdate));
+        } catch (Exception e) {
+            LOG.error(e.getMessage(), e);
+        }
+
+        // proceed with reading from HDFS
 
         Map<String, TimelyBalancedHost> assignedMetricToHostMap = new TreeMap<>();
         try {
-            assignmentsIPRWLock.readLock().acquire();
+            boolean acquired = false;
+            while (!acquired) {
+                acquired = assignmentsIPRWLock.readLock().acquire(60, TimeUnit.SECONDS);
+            }
             balancerLock.writeLock().lock();
             Configuration configuration = new Configuration();
             FileSystem fs = FileSystem.get(configuration);
@@ -911,8 +936,14 @@ public class BalancedMetricResolver implements MetricResolver {
 
             metricToHostMap.clear();
             for (Map.Entry<String, TimelyBalancedHost> e : assignedMetricToHostMap.entrySet()) {
-                if (shouldCache(e.getKey())) {
-                    metricToHostMap.put(e.getKey(), e.getValue());
+                if (StringUtils.isNotBlank(e.getKey()) && e.getValue() != null) {
+                    if (shouldCache(e.getKey())) {
+                        metricToHostMap.put(e.getKey(), e.getValue());
+                    }
+                } else {
+                    Exception e1 = new IllegalStateException(
+                            "Bad assignment metric:" + e.getKey() + " host:" + e.getValue());
+                    LOG.warn(e1.getMessage(), e1);
                 }
             }
 
@@ -943,11 +974,14 @@ public class BalancedMetricResolver implements MetricResolver {
         }
     }
 
-    private void writeAssigmentsToHdfs() {
+    private void writeAssignmentsToHdfs() {
 
         CsvWriter writer = null;
         try {
-            assignmentsIPRWLock.writeLock().acquire();
+            boolean acquired = false;
+            while (!acquired) {
+                acquired = assignmentsIPRWLock.writeLock().acquire(60, TimeUnit.SECONDS);
+            }
             balancerLock.readLock().lock();
             nonCachedMetricsLocalLock.readLock().lock();
             try {
@@ -1005,12 +1039,17 @@ public class BalancedMetricResolver implements MetricResolver {
 
     private void assignMetric(String metric, TimelyBalancedHost tbh) {
         if (isLeader.get()) {
-            balancerLock.writeLock().lock();
-            try {
-                metricToHostMap.put(metric, tbh);
-                assignmentsLastUpdatedLocal.set(System.currentTimeMillis());
-            } finally {
-                balancerLock.writeLock().unlock();
+            if (StringUtils.isNotBlank(metric) && tbh != null) {
+                balancerLock.writeLock().lock();
+                try {
+                    metricToHostMap.put(metric, tbh);
+                    assignmentsLastUpdatedLocal.set(System.currentTimeMillis());
+                } finally {
+                    balancerLock.writeLock().unlock();
+                }
+            } else {
+                Exception e = new IllegalStateException("Bad assignment metric:" + metric + " host:" + tbh);
+                LOG.warn(e.getMessage(), e);
             }
         }
     }

client/pom.xml

@@ -4,12 +4,13 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>timely-client</artifactId>
   <properties>
     <!-- PEP 440 compliant version gets substituted into src/main/python/template/setup.py -->
-    <python.client.version>1.1.1.dev0</python.client.version>
+    <!-- use .dev0 instead of -SNAPSHOT -->
+    <python.client.version>1.2.6</python.client.version>
   </properties>
   <dependencies>
     <dependency>

client/src/main/java/timely/client/http/HttpClient.java

@@ -46,20 +46,26 @@ public class HttpClient {
 
     public static CloseableHttpClient get(SSLContext ssl, CookieStore cookieStore, boolean hostVerificationEnabled,
             boolean clientAuth) {
-        RequestConfig defaultRequestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.STANDARD).build();
         HostnameVerifier hostnameVerifier;
         if (hostVerificationEnabled) {
             hostnameVerifier = SSLConnectionSocketFactory.getDefaultHostnameVerifier();
         } else {
             hostnameVerifier = new NoopHostnameVerifier();
         }
-        HttpClientBuilder builder = HttpClients.custom().setSSLContext(ssl).setDefaultCookieStore(cookieStore)
-                .setDefaultRequestConfig(defaultRequestConfig).setSSLHostnameVerifier(hostnameVerifier);
+        RequestConfig defaultRequestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.STANDARD).build();
+        HttpClientBuilder builder;
+        if (cookieStore == null) {
+            builder = HttpClients.custom().setSSLContext(ssl).disableCookieManagement()
+                    .setDefaultRequestConfig(defaultRequestConfig).setSSLHostnameVerifier(hostnameVerifier);
+        } else {
+            builder = HttpClients.custom().setSSLContext(ssl).setDefaultCookieStore(cookieStore)
+                    .setDefaultRequestConfig(defaultRequestConfig).setSSLHostnameVerifier(hostnameVerifier);
+        }
 
         if (clientAuth) {
-            SSLConnectionSocketFactory sslCF = new SSLConnectionSocketFactory(ssl,
+            SSLConnectionSocketFactory sslCSF = new SSLConnectionSocketFactory(ssl,
                     new String[] { "TLSv1.1", "TLSv1.2" }, null, hostnameVerifier);
-            builder.setSSLSocketFactory(sslCF);
+            builder.setSSLSocketFactory(sslCSF);
         }
         return builder.build();
     }

client/src/main/java/timely/client/tcp/TcpClient.java

@@ -1,7 +1,8 @@
 package timely.client.tcp;
 
+import java.io.BufferedWriter;
 import java.io.IOException;
-import java.io.PrintWriter;
+import java.io.OutputStreamWriter;
 import java.net.Socket;
 
 import org.slf4j.Logger;
@@ -14,7 +15,7 @@ public class TcpClient implements AutoCloseable {
     private final String host;
     private final int port;
     private Socket sock = null;
-    private PrintWriter out = null;
+    private BufferedWriter out = null;
     private long connectTime = 0L;
     private long backoff = 2000;
     private int bufferSize = -1;
@@ -47,7 +48,6 @@ public class TcpClient implements AutoCloseable {
      * 
      * @param metric
      *            newline terminated string representation of Timely metric
-     * @throws IOException
      */
     public synchronized void write(String metric) throws IOException {
         if (connect() != 0) {
@@ -60,7 +60,7 @@ public class TcpClient implements AutoCloseable {
         }
     }
 
-    public synchronized void flush() {
+    public synchronized void flush() throws IOException {
         if (null != out) {
             out.flush();
             writesSinceFlush = 0;
@@ -94,12 +94,12 @@ public class TcpClient implements AutoCloseable {
     }
 
     private synchronized int connect() {
-        if (null == sock || !sock.isConnected() || out.checkError()) {
+        if (null == sock || !sock.isConnected()) {
             if (System.currentTimeMillis() > (connectTime + backoff)) {
                 try {
                     connectTime = System.currentTimeMillis();
                     sock = new Socket(host, port);
-                    out = new PrintWriter(sock.getOutputStream(), false);
+                    out = new BufferedWriter(new OutputStreamWriter(sock.getOutputStream()));
                     backoff = 2000;
                     LOG.trace("Connected to Timely at {}:{}", host, port);
                 } catch (IOException e) {

client/src/main/java/timely/client/websocket/WebSocketClient.java

@@ -39,8 +39,8 @@ public class WebSocketClient implements AutoCloseable {
     private final String timelyHostname;
     private final int timelyHttpsPort;
     private final int timelyWssPort;
-    private final boolean clientAuth;
     private final boolean doLogin;
+    private final boolean clientAuth;
     private final String timelyUsername;
     private final String timelyPassword;
     private final boolean hostVerificationEnabled;

client/src/main/java/timely/model/ObjectSizeOf.java

@@ -62,7 +62,6 @@ public interface ObjectSizeOf {
          * ObjectSizeOf interface and if implemented on the object will use that.
          * Otherwise it will do a simple navigation of the fields using reflection.
          *
-         * @param o
          * @return an approximation of the object size
          */
         public static long getObjectSize(Object o, boolean useSizeInBytesMethod, boolean debug) {

client/src/main/java/timely/model/Tag.java

@@ -77,8 +77,6 @@ public class Tag implements Comparable<Tag>, Serializable {
 
     /**
      * Joins key and value into key=value
-     * 
-     * @return
      */
     public String join() {
         return tagParser.combine(this);

client/src/main/java/timely/model/parse/TagListParser.java

@@ -47,7 +47,6 @@ public class TagListParser implements Parser<List<Tag>>, Combiner<Collection<Tag
      * An alternative combiner for a map of string to string instead of a list of
      * tags
      * 
-     * @param tags
      * @return string representation
      */
     public String combine(Map<String, String> tags) {

client/src/main/python/timely/DataOperations.py

@@ -23,7 +23,7 @@ def pivot(df, metric, groupByColumn=None):
     return dataFrame
 
 
-def resample(df, sample, how='mean'):
+def resample(df, sample, how='mean', interpolate=True, fill=None):
 
     dataFrame = pandas.DataFrame(df, copy=True)
     if dataFrame is not None:

client/src/main/python/timely/TimelyMetric.py

@@ -16,14 +16,15 @@ utc = UTC()
 class TimelyWebSocketClient(WebSocketClient):
 
     def __init__(self, hostport, metric, tags, startTime, endTime, connect_timeout=WebSocketClient.DEFAULT_CONNECT_TIMEOUT,
-                 request_timeout=WebSocketClient.DEFAULT_REQUEST_TIMEOUT):
+                 request_timeout=WebSocketClient.DEFAULT_REQUEST_TIMEOUT, client_cert=None, client_key=None, ca_certs=None, validate_cert=False):
 
         self.metric = metric
         self.tags = tags
         self.startTime = startTime
         self.endTime = endTime
         self.subscriptionId = random.randint(1000000000, 9999999999)
-        WebSocketClient.__init__(self, hostport, '/websocket', {'metric' : metric}, connect_timeout, request_timeout)
+        WebSocketClient.__init__(self, hostport, '/websocket', {'metric' : metric}, connect_timeout, request_timeout,
+                                 client_cert=client_cert, client_key=client_key, ca_certs=ca_certs, validate_cert=validate_cert)
 
     def _on_message(self, msg):
         # implement in subclass
@@ -72,7 +73,8 @@ class TimelyMetric(TimelyWebSocketClient):
     client = None
     endtime = None
 
-    def __init__(self, hostport, metric, tags, beginStr, endStr, period, sample):
+    def __init__(self, hostport, metric, tags, beginStr, endStr, period, sample,
+                 client_cert=None, client_key=None, ca_certs=None, validate_cert=False):
         self.series = pandas.Series()
         self.metric = metric
         self.tags = tags
@@ -82,7 +84,8 @@ class TimelyMetric(TimelyWebSocketClient):
         self.data = []
         self.timeDateRange = TimeDateRange(beginStr, endStr, period)
 
-        TimelyWebSocketClient.__init__(self, hostport, metric, tags, self.timeDateRange.getBeginMs(), self.timeDateRange.getEndMs())
+        TimelyWebSocketClient.__init__(self, hostport, metric, tags, self.timeDateRange.getBeginMs(), self.timeDateRange.getEndMs(),
+                                       client_cert=client_cert, client_key=client_key, ca_certs=ca_certs, validate_cert=validate_cert)
 
     def debugOn(self):
         self.debug = True

client/src/main/python/timely/WebSocketClient.py

@@ -15,10 +15,14 @@ class WebSocketClient():
     APPLICATION_JSON = 'application/json'
 
     def __init__(self, hostport, path, params, connect_timeout=DEFAULT_CONNECT_TIMEOUT,
-                 request_timeout=DEFAULT_REQUEST_TIMEOUT):
+                 request_timeout=DEFAULT_REQUEST_TIMEOUT, client_cert=None, client_key=None, ca_certs=None, validate_cert=False):
 
         self.connect_timeout = connect_timeout
         self.request_timeout = request_timeout
+        self.client_cert=client_cert
+        self.client_key=client_key
+        self.ca_certs=ca_certs
+        self.validate_cert=validate_cert
         self.url = 'wss://' + hostport
         if (path is not None and len(path) > 0):
             if (path.startswith('/')):
@@ -39,7 +43,8 @@ class WebSocketClient():
         """Connect to the server.
         :param str url: server URL.
         """
-        request = websocket.httpclient.HTTPRequest(self.url, connect_timeout=self.connect_timeout, request_timeout=self.request_timeout, validate_cert=False)
+        request = websocket.httpclient.HTTPRequest(self.url, connect_timeout=self.connect_timeout, request_timeout=self.request_timeout, validate_cert=self.validate_cert,
+                                                   client_cert=self.client_cert, client_key=self.client_key, ca_certs=self.ca_certs)
         websocket.websocket_connect(request, io_loop=ioloop, callback=self._connect_callback)
 
     def send(self, data):

client/src/main/python/timely/sampleAnalytic.py

@@ -5,7 +5,9 @@ import os
 from timely.TimelyAnalyticConfiguration import TimelyAnalyticConfiguration
 
 hostport = "127.0.0.1:5244"
-timelyMetric = timely.TimelyMetric.TimelyMetric(hostport, 'timely.keys.metric.inserted', None, None, None, '24 hours', None).fetch()
+client_cert = None
+client_key = None
+timelyMetric = timely.TimelyMetric.TimelyMetric(hostport, 'timely.keys.metric.inserted', None, None, None, '24 hours', None, client_cert=client_cert, client_key=client_key).fetch()
 
 print(timelyMetric.getDataFrame())
 exit()

client/src/main/spotbugs/excludes.xml

@@ -5,4 +5,9 @@
     <Method name="connect" />
     <Class name="timely.client.tcp.TcpClient"/>
   </Match>
+  <Match>
+    <!-- Must ignore these everywhere, because of a javac byte code generation bug -->
+    <!-- https://github.com/spotbugs/spotbugs/issues/756 -->
+    <Bug pattern="RCN_REDUNDANT_NULLCHECK_WOULD_HAVE_BEEN_A_NPE" />
+  </Match>
 </FindBugsFilter>

client/src/test/java/timely/api/SerializationTest.java

@@ -47,9 +47,9 @@ public class SerializationTest {
         testSerialization(remove);
     }
 
-    @SuppressWarnings("unchecked")
     private <T> void testSerialization(T o) throws Exception {
         String ser = mapper.writeValueAsString(o);
+        @SuppressWarnings("unchecked")
         T des = mapper.readValue(ser, (Class<T>) o.getClass());
         Assert.assertEquals(o, des);
     }

collectd-nsq-plugin/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>collectd-nsq-plugin</artifactId>
   <dependencies>

collectd-nsq-plugin/src/main/java/timely/collectd/plugin/PooledCloseableHttpClientFactory.java

@@ -10,7 +10,7 @@ import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClientBuilder;
 import org.collectd.api.OConfigItem;
 
-public class PooledCloseableHttpClientFactory implements PooledObjectFactory {
+public class PooledCloseableHttpClientFactory implements PooledObjectFactory<CloseableHttpClient> {
 
     private int connectionRequestTimeout = 10000; // 10 seconds in milliseconds
     private int connectTimeout = 30000; // 30 seconds in milliseconds
@@ -43,19 +43,19 @@ public class PooledCloseableHttpClientFactory implements PooledObjectFactory {
     }
 
     @Override
-    public PooledObject makeObject() throws Exception {
+    public PooledObject<CloseableHttpClient> makeObject() throws Exception {
         RequestConfig requestConfig = RequestConfig.custom().setConnectionRequestTimeout(connectionRequestTimeout)
                 .setConnectTimeout(connectTimeout).setSocketTimeout(socketTimeout).build();
         HttpClientBuilder builder = HttpClientBuilder.create();
         builder.setDefaultRequestConfig(requestConfig);
         builder.setConnectionTimeToLive(connectionTimeToLive, TimeUnit.MILLISECONDS);
-        return new DefaultPooledObject(builder.build());
+        return new DefaultPooledObject<>(builder.build());
     }
 
     @Override
-    public void destroyObject(PooledObject pooledObject) throws Exception {
+    public void destroyObject(PooledObject<CloseableHttpClient> pooledObject) throws Exception {
         try {
-            ((CloseableHttpClient) pooledObject.getObject()).close();
+            pooledObject.getObject().close();
         } catch (Exception e) {
             // do nothing
         } finally {
@@ -65,17 +65,17 @@ public class PooledCloseableHttpClientFactory implements PooledObjectFactory {
     }
 
     @Override
-    public boolean validateObject(PooledObject pooledObject) {
+    public boolean validateObject(PooledObject<CloseableHttpClient> pooledObject) {
         return pooledObject.getObject() != null;
     }
 
     @Override
-    public void activateObject(PooledObject pooledObject) throws Exception {
+    public void activateObject(PooledObject<CloseableHttpClient> pooledObject) throws Exception {
         // do nothing
     }
 
     @Override
-    public void passivateObject(PooledObject pooledObject) throws Exception {
+    public void passivateObject(PooledObject<CloseableHttpClient> pooledObject) throws Exception {
         // do nothing
     }
 

collectd-nsq-plugin/src/main/java/timely/collectd/plugin/WriteNSQPlugin.java

@@ -47,6 +47,7 @@ public class WriteNSQPlugin extends CollectDPluginParent
         Collectd.registerWrite(WriteNSQPlugin.class.getName(), this);
     }
 
+    @Override
     public int write(ValueList vl) {
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
         DataOutputStream out = new DataOutputStream(baos);
@@ -110,15 +111,17 @@ public class WriteNSQPlugin extends CollectDPluginParent
         }
     }
 
+    @Override
     public int shutdown() {
         Collectd.logInfo("Shutting down connection to NSQ at " + host + ":" + port);
         clientPool.close();
         return 0;
     }
 
+    @Override
     public int config(OConfigItem config) {
         super.config(config);
-        GenericObjectPoolConfig poolConfig = new GenericObjectPoolConfig();
+        GenericObjectPoolConfig<CloseableHttpClient> poolConfig = new GenericObjectPoolConfig<>();
         // use max size for maxTotal and maxIdle
         // no need to activate or passivate
         poolConfig.setMaxTotal(POOL_MAX_SIZE);
@@ -156,7 +159,7 @@ public class WriteNSQPlugin extends CollectDPluginParent
             Collectd.logError("NSQ host, port, and topic must be configured");
             return -1;
         }
-        this.clientPool = new GenericObjectPool(pooledCloseableHttpClientFactory, poolConfig);
+        this.clientPool = new GenericObjectPool<>(pooledCloseableHttpClientFactory, poolConfig);
         this.endpoint = "http://" + host + ":" + port + "/mpub?topic=" + topic;
         return 0;
     }

collectd-plugin-parent/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>collectd-plugin-parent</artifactId>
   <dependencies>

collectd-timely-plugin/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>collectd-timely-plugin</artifactId>
   <dependencies>

collectd-timely-plugin/src/main/java/timely/collectd/plugin/PooledSocketFactory.java

@@ -8,7 +8,7 @@ import org.apache.commons.pool2.impl.DefaultPooledObject;
 import org.collectd.api.Collectd;
 import org.collectd.api.OConfigItem;
 
-public class PooledSocketFactory implements PooledObjectFactory {
+public class PooledSocketFactory implements PooledObjectFactory<Socket> {
 
     private String host = null;
     private int port = 0;
@@ -81,12 +81,12 @@ public class PooledSocketFactory implements PooledObjectFactory {
     }
 
     @Override
-    public PooledObject makeObject() throws Exception {
-        return new DefaultPooledObject(connect());
+    public PooledObject<Socket> makeObject() throws Exception {
+        return new DefaultPooledObject<>(connect());
     }
 
     @Override
-    public void destroyObject(PooledObject pooledObject) throws Exception {
+    public void destroyObject(PooledObject<Socket> pooledObject) throws Exception {
         try {
             Collectd.logDebug("Shutting down connection to Timely at " + host + ":" + port);
             Socket socket = (Socket) pooledObject.getObject();
@@ -103,7 +103,7 @@ public class PooledSocketFactory implements PooledObjectFactory {
     }
 
     @Override
-    public boolean validateObject(PooledObject pooledObject) {
+    public boolean validateObject(PooledObject<Socket> pooledObject) {
         if (connectionTimeToLive > -1) {
             if (System.currentTimeMillis() > pooledObject.getCreateTime() + connectionTimeToLive) {
                 return false;
@@ -114,12 +114,12 @@ public class PooledSocketFactory implements PooledObjectFactory {
     }
 
     @Override
-    public void activateObject(PooledObject pooledObject) throws Exception {
+    public void activateObject(PooledObject<Socket> pooledObject) throws Exception {
         // do nothing
     }
 
     @Override
-    public void passivateObject(PooledObject pooledObject) throws Exception {
+    public void passivateObject(PooledObject<Socket> pooledObject) throws Exception {
         // do nothing
     }
 }

collectd-timely-plugin/src/main/java/timely/collectd/plugin/WriteTimelyPlugin.java

@@ -86,13 +86,13 @@ public class WriteTimelyPlugin extends CollectDPluginParent
         PooledSocketFactory socketFactory = new PooledSocketFactory();
         retval = socketFactory.config(config);
         if (retval == 0) {
-            GenericObjectPoolConfig poolConfig = new GenericObjectPoolConfig();
+            GenericObjectPoolConfig<Socket> poolConfig = new GenericObjectPoolConfig<>();
             // use max size for maxTotal and maxIdle
             // no need to activate and passivate
             poolConfig.setMaxTotal(POOL_MAX_SIZE);
             poolConfig.setMaxIdle(POOL_MAX_SIZE);
             poolConfig.setTestOnReturn(true);
-            socketPool = new GenericObjectPool(socketFactory, poolConfig);
+            socketPool = new GenericObjectPool<>(socketFactory, poolConfig);
         }
         return retval;
     }

common/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>timely-common</artifactId>
   <dependencies>

grafana-auth/bin/grafana-auth.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+if [[ `uname` == "Darwin" ]]; then
+        THIS_SCRIPT=`python -c 'import os,sys; print os.path.realpath(sys.argv[1])' $0`
+        TCNATIVE_SUFFIX="jnilib"
+else
+        THIS_SCRIPT=`readlink -f $0`
+        TCNATIVE_SUFFIX="so"
+fi
+
+THIS_DIR="${THIS_SCRIPT%/*}"
+NATIVE_DIR="${THIS_DIR}/META-INF/native"
+BASE_DIR=${THIS_DIR}/..
+TMP_DIR="${BASE_DIR}/tmp"
+CONF_DIR="${BASE_DIR}/conf"
+LIB_DIR="${BASE_DIR}/lib"
+NUM_SERVER_THREADS=4
+
+if [[ -e ${TMP_DIR} ]]; then
+  rm -rf ${TMP_DIR}
+fi
+mkdir ${TMP_DIR}
+
+if [[ -e ${NATIVE_DIR} ]]; then
+  rm -rf ${NATIVE_DIR}
+fi
+mkdir -p ${NATIVE_DIR}
+
+pushd ${BASE_DIR}/bin
+$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-tcnative-boringssl-static*.jar META-INF/native/libnetty_tcnative_linux_x86_64.${TCNATIVE_SUFFIX}
+$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-all*.jar META-INF/native/libnetty_transport_native_epoll_x86_64.${TCNATIVE_SUFFIX}
+popd
+
+export CLASSPATH="${CONF_DIR}:${LIB_DIR}/*:${HADOOP_CONF_DIR}"
+JVM_ARGS="-Xmx1G -Xms1G -Dio.netty.eventLoopThreads=${NUM_SERVER_THREADS} Dlog4j.configurationFile=${CONF_DIR}/log4j2-spring.xml"
+JVM_ARGS="${JVM_ARGS} -DLog4jContextSelector=org.apache.logging.log4j.core.async.AsyncLoggerContextSelector"
+JVM_ARGS="${JVM_ARGS} -Djava.library.path=${NATIVE_DIR}"
+
+#JVM_ARGS="${JVM_ARGS} -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005"
+
+echo "$JAVA_HOME/bin/java ${JVM_ARGS} timely.grafana.auth.GrafanaAuth --spring.config.name=grafana-auth"
+$JAVA_HOME/bin/java ${JVM_ARGS} timely.grafana.auth.GrafanaAuth --spring.config.name=grafana-auth

grafana-auth/conf/grafana-auth.yml

@@ -0,0 +1,55 @@
+grafana-auth:
+  grafana:
+    host: localhost
+    port: 3001
+  security:
+    session-max-age: 86400
+    cache-expiration-minutes: 60
+    cache-refresh-minutes: 5
+    allow-anonymous-http-access: true
+    allow-anonymous-ws-access: true
+    serverSsl:
+      certificate-file:
+      key-file:
+      #key-password:
+      use-generated-keypair: true
+      trust-store-file:
+      use-openssl: true
+      #use-ciphers:
+    clientSsl:
+      keyFile:
+      keyType: pkcs12
+      #keyPassword:
+      trustStoreFile:
+      trustStoreType: jks
+      #trustStorePassword:
+  http:
+    host: localhost
+    ip: 127.0.0.1
+    port: 3000
+    redirect-path: /secure-me
+    strict-transport-max-age: 608400
+    cors:
+      allow-any-origin: false
+      allow-null-origin: false
+      allow-credentials: true
+      allowed-origins:
+      allowed-methods: DELETE,GET,HEAD,OPTIONS,PUT,POST
+      allowed-headers: content-type
+    httpClientPool:
+      minIdlePerKey: 0
+      maxIdlePerKey: 40
+      maxTotalPerKey: 40
+      maxTotal: -1
+      lifo: true
+      fairness: false
+      maxWaitMillis: -1
+      minEvictableIdleTimeMillis: 1800000
+      evictorShutdownTimeoutMillis: 10000
+      softMinEvictableIdleTimeMillis: -1
+      numTestsPerEvictionRun: 3
+      timeBetweenEvictionRunsMillis: -1
+      blockWhenExhausted: true
+      jmxEnabled: true
+      testOnBorrow: false
+      testOnReturn: false

grafana-auth/conf/log4j2-error-console.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration status="warn" monitorInterval="60">
+  <Appenders>
+    <Console name="Console" target="SYSTEM_OUT">
+      <PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
+    </Console>
+  </Appenders>
+  <Loggers>
+    <Root level="error" includeLocation="false">
+      <AppenderRef ref="Console" level="error" />
+    </Root>
+  </Loggers>
+</Configuration>

grafana-auth/conf/log4j2-spring.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration status="warn" monitorInterval="60">
+  <Properties>
+    <Property name="PID">????</Property>
+    <Property name="LOG_PATTERN">%clr{%d{yyyy-MM-dd HH:mm:ss.SSS}}{faint} %clr{%5p} %clr{${sys:PID}}{magenta} %clr{---}{faint} %clr{[%15.15t]}{faint} %clr{%-40.40c{1.}}{cyan} %clr{:}{faint} %m%n%wEx</Property>
+  </Properties>
+  <Appenders>
+    <RollingRandomAccessFile name="Rolling" fileName="/srv/logs/timely/grafana-auth.log"
+    						 filePattern="/srv/logs/timely/$${date:yyyy-MM}/grafana-auth-%d{MM-dd-yyyy}-%i.log.gz">
+      <PatternLayout pattern="${LOG_PATTERN}"/>
+      <Policies>
+      	<SizeBasedTriggeringPolicy size="1024 MB" />
+      </Policies>
+      <DefaultRolloverStrategy max="10" />
+    </RollingRandomAccessFile>
+    <Console name="Console" target="SYSTEM_OUT">
+      <PatternLayout pattern="${LOG_PATTERN}"/>
+    </Console>
+  </Appenders>
+  <Loggers>
+    <Root level="trace" includeLocation="false">
+      <AppenderRef ref="Console" level="warn" />
+      <AppenderRef ref="Rolling" level="trace" />
+    </Root>
+    <Logger name="timely" additivity="false">
+      <AppenderRef ref="Console" level="debug" />
+    </Logger>
+  </Loggers>
+</Configuration>

grafana-auth/conf/security.xml

@@ -0,0 +1,71 @@
+<beans:beans xmlns="http://www.springframework.org/schema/security"
+             xmlns:beans="http://www.springframework.org/schema/beans"
+             xmlns:util="http://www.springframework.org/schema/util"
+             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+             xsi:schemaLocation="http://www.springframework.org/schema/beans
+								 http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
+								 http://www.springframework.org/schema/security
+								 http://www.springframework.org/schema/security/spring-security.xsd
+								 http://www.springframework.org/schema/util
+								 http://www.springframework.org/schema/util/spring-util.xsd">
+		          
+	<beans:bean id="x509PrincipalExtractor" class="org.springframework.security.web.authentication.preauth.x509.SubjectDnX509PrincipalExtractor">
+		<beans:property name="subjectDnRegex" value="CN=(.*?)(?:,|$)"/>
+	</beans:bean>
+
+	<beans:bean id="timelyUserDetailsService" class="timely.auth.UserDetailsService">
+		<beans:property name="users">
+			<util:list>
+				<beans:bean class="timely.auth.TimelyUser">
+					<beans:constructor-arg name="subjectDn">
+						<beans:value>CN=example.com</beans:value>
+					</beans:constructor-arg>
+					<beans:constructor-arg name="auths">
+						<util:list>
+							<beans:value>D</beans:value>
+							<beans:value>E</beans:value>
+							<beans:value>F</beans:value>
+						</util:list>
+					</beans:constructor-arg>
+					<beans:constructor-arg name="roles">
+						<util:list>
+							<beans:value>G</beans:value>
+							<beans:value>H</beans:value>
+							<beans:value>I</beans:value>
+						</util:list>
+					</beans:constructor-arg>
+				</beans:bean>
+			</util:list>
+		</beans:property>
+	</beans:bean>
+    
+    <beans:bean id="x509AuthorizationProvider" class="org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationProvider">
+    	<beans:property name="preAuthenticatedUserDetailsService" ref="timelyUserDetailsService" />
+    </beans:bean>
+    
+    <user-service id="usernamePasswordService">
+    	<user name="test" password="test1" authorities="A,B,C" />
+    </user-service>
+
+	<beans:bean id="noOpPasswordEncoder" class="org.springframework.security.crypto.password.NoOpPasswordEncoder"/>
+
+	<beans:bean id="UserNamePasswordAuthenticationProvider" class="org.springframework.security.authentication.dao.DaoAuthenticationProvider">
+		<beans:property name="userDetailsService" ref="usernamePasswordService"/>
+		<beans:property name="passwordEncoder" ref="noOpPasswordEncoder"/>
+	</beans:bean>
+	    
+	<authentication-manager alias="authenticationManager">
+		<!-- X509 PreAuthenticated authorization provider -->
+		<authentication-provider ref="x509AuthorizationProvider"/>
+		<!-- Basic authorization provider, validates provided username and password -->
+		<authentication-provider ref="UserNamePasswordAuthenticationProvider" />
+	</authentication-manager>
+
+	<util:list id="requiredRoles" value-type="java.lang.String">
+		<beans:value></beans:value>
+	</util:list>
+
+	<util:list id="requiredAuths" value-type="java.lang.String">
+		<beans:value></beans:value>
+	</util:list>
+</beans:beans>

grafana-auth/pom.xml

@@ -0,0 +1,295 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>timely</groupId>
+    <artifactId>timely</artifactId>
+    <version>1.2.6</version>
+  </parent>
+  <artifactId>grafana-auth</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-annotations</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-core</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.datatype</groupId>
+      <artifactId>jackson-datatype-jdk8</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.github.ben-manes.caffeine</groupId>
+      <artifactId>caffeine</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.google.flatbuffers</groupId>
+      <artifactId>flatbuffers-java</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>commons-beanutils</groupId>
+      <artifactId>commons-beanutils</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>io.github.lukehutch</groupId>
+      <artifactId>fast-classpath-scanner</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>io.netty</groupId>
+      <artifactId>netty-all</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>net.sourceforge.javacsv</groupId>
+      <artifactId>javacsv</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.accumulo</groupId>
+      <artifactId>accumulo-core</artifactId>
+      <exclusions>
+        <exclusion>
+          <groupId>org.slf4j</groupId>
+          <artifactId>slf4j-log4j12</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.accumulo</groupId>
+      <artifactId>accumulo-minicluster</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-collections4</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-lang3</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-pool2</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.curator</groupId>
+      <artifactId>curator-client</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.curator</groupId>
+      <artifactId>curator-framework</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.curator</groupId>
+      <artifactId>curator-recipes</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.curator</groupId>
+      <artifactId>curator-x-discovery</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.hadoop</groupId>
+      <artifactId>hadoop-client</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.hadoop</groupId>
+      <artifactId>hadoop-common</artifactId>
+      <exclusions>
+        <exclusion>
+          <groupId>jdk.tools</groupId>
+          <artifactId>jdk.tools</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.hadoop</groupId>
+      <artifactId>hadoop-minicluster</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework</groupId>
+      <artifactId>spring-websocket</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter</artifactId>
+      <exclusions>
+        <exclusion>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-logging</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-log4j2</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-validation</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.security</groupId>
+      <artifactId>spring-security-config</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.security</groupId>
+      <artifactId>spring-security-web</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>timely</groupId>
+      <artifactId>timely-balancer</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>timely</groupId>
+      <artifactId>timely-client</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>timely</groupId>
+      <artifactId>timely-common</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>timely</groupId>
+      <artifactId>timely-server</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.lmax</groupId>
+      <artifactId>disruptor</artifactId>
+      <scope>runtime</scope>
+    </dependency>
+    <dependency>
+      <groupId>io.netty</groupId>
+      <artifactId>netty-tcnative-boringssl-static</artifactId>
+      <scope>runtime</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-api</artifactId>
+      <scope>runtime</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-core</artifactId>
+      <scope>runtime</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-slf4j-impl</artifactId>
+      <scope>runtime</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.javassist</groupId>
+      <artifactId>javassist</artifactId>
+      <scope>runtime</scope>
+    </dependency>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.jsoup</groupId>
+      <artifactId>jsoup</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-test-autoconfigure</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-assembly-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>assemble</id>
+            <goals>
+              <goal>single</goal>
+            </goals>
+            <phase>package</phase>
+            <configuration>
+              <descriptors>
+                <descriptor>src/main/dist/assembly.xml</descriptor>
+              </descriptors>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-dependency-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>copy-dependencies</id>
+            <goals>
+              <goal>copy-dependencies</goal>
+            </goals>
+            <phase>prepare-package</phase>
+            <configuration>
+              <excludeArtifactIds>junit</excludeArtifactIds>
+              <outputDirectory>${project.build.directory}/lib</outputDirectory>
+            </configuration>
+          </execution>
+          <execution>
+            <id>unpack-native</id>
+            <goals>
+              <goal>unpack</goal>
+            </goals>
+            <phase>process-test-classes</phase>
+            <configuration>
+              <artifactItems>
+                <artifactItem>
+                  <groupId>io.netty</groupId>
+                  <artifactId>netty-tcnative-boringssl-static</artifactId>
+                  <version>${version.netty-tcnative}</version>
+                  <type>jar</type>
+                  <overWrite>false</overWrite>
+                  <outputDirectory>${project.build.directory}/native</outputDirectory>
+                  <includes>**/*.so</includes>
+                </artifactItem>
+              </artifactItems>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-failsafe-plugin</artifactId>
+      </plugin>
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>build-helper-maven-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>add-source</id>
+            <goals>
+              <goal>add-source</goal>
+            </goals>
+            <phase>generate-sources</phase>
+            <configuration>
+              <sources>
+                <source>src/main/generated-java</source>
+              </sources>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+    <extensions>
+      <!-- Use os-maven-plugin to initialize the "os.detected" properties -->
+      <extension>
+        <groupId>kr.motd.maven</groupId>
+        <artifactId>os-maven-plugin</artifactId>
+      </extension>
+    </extensions>
+  </build>
+</project>

grafana-auth/src/main/dist/assembly.xml

@@ -0,0 +1,55 @@
+<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3" 
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
+  <id>dist</id>
+  <formats>
+    <format>tar.gz</format>
+  </formats>
+  <fileSets>
+    <fileSet>
+      <directory>${project.basedir}</directory>
+      <outputDirectory></outputDirectory>
+      <includes>
+        <include>README*</include>
+        <include>LICENSE*</include>
+        <include>NOTICE*</include>
+      </includes>
+    </fileSet>
+    <fileSet>
+      <directory>${project.build.directory}</directory>
+      <outputDirectory>lib</outputDirectory>
+      <includes>
+        <include>timely*.jar</include>
+        <include>grafana*.jar</include>
+      </includes>
+    </fileSet>
+    <fileSet>
+      <directory>${project.build.directory}/lib</directory>
+      <outputDirectory>lib</outputDirectory>
+      <includes>
+        <include>*.jar</include>
+      </includes>
+     </fileSet>
+    <fileSet>
+      <directory>${project.basedir}/bin</directory>
+      <outputDirectory>bin</outputDirectory>
+      <includes>
+        <include>**/*</include>
+      </includes>
+     </fileSet>
+    <fileSet>
+      <directory>${project.basedir}/conf</directory>
+      <outputDirectory>conf</outputDirectory>
+      <includes>
+        <include>*</include>
+      </includes>
+     </fileSet>
+	<fileSet>
+	  <directory>${project.basedir}/src/main/resources/webapp</directory>
+	  <outputDirectory>bin/webapp</outputDirectory>
+	  <includes>
+		<include>*</include>
+	  </includes>
+	</fileSet>
+  </fileSets>
+</assembly>

grafana-auth/src/main/java/timely/grafana/auth/GrafanaAuth.java

@@ -0,0 +1,321 @@
+package timely.grafana.auth;
+
+import java.io.File;
+import java.net.InetSocketAddress;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.Future;
+import java.util.concurrent.TimeUnit;
+
+import javax.net.ssl.SSLContext;
+
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.buffer.PooledByteBufAllocator;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelFuture;
+import io.netty.channel.ChannelHandler;
+import io.netty.channel.ChannelInitializer;
+import io.netty.channel.ChannelOption;
+import io.netty.channel.EventLoopGroup;
+import io.netty.channel.epoll.EpollEventLoopGroup;
+import io.netty.channel.epoll.EpollServerSocketChannel;
+import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.socket.ServerSocketChannel;
+import io.netty.channel.socket.SocketChannel;
+import io.netty.channel.socket.nio.NioServerSocketChannel;
+import io.netty.handler.codec.http.HttpContentCompressor;
+import io.netty.handler.codec.http.HttpContentDecompressor;
+import io.netty.handler.codec.http.HttpObjectAggregator;
+import io.netty.handler.codec.http.HttpRequestDecoder;
+import io.netty.handler.codec.http.HttpResponseEncoder;
+import io.netty.handler.logging.LoggingHandler;
+import io.netty.handler.ssl.ClientAuth;
+import io.netty.handler.ssl.OpenSslServerContext;
+import io.netty.handler.ssl.OpenSslServerSessionContext;
+import io.netty.handler.ssl.SslContext;
+import io.netty.handler.ssl.SslContextBuilder;
+import io.netty.handler.ssl.SslProvider;
+import io.netty.handler.ssl.util.SelfSignedCertificate;
+import io.netty.handler.stream.ChunkedWriteHandler;
+import io.netty.util.internal.SystemPropertyUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.boot.WebApplicationType;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.context.ConfigurableApplicationContext;
+import timely.auth.AuthCache;
+import timely.balancer.configuration.ClientSsl;
+import timely.balancer.connection.http.HttpClientPool;
+import timely.client.http.HttpClient;
+import timely.configuration.ServerSsl;
+import timely.grafana.auth.configuration.GrafanaAuthConfiguration;
+import timely.grafana.auth.configuration.SpringBootstrap;
+import timely.grafana.auth.netty.http.GrafanaRelayHandler;
+import timely.grafana.auth.netty.http.GrafanaRequestDecoder;
+import timely.netty.http.HttpStaticFileServerHandler;
+import timely.netty.http.NonSslRedirectHandler;
+import timely.netty.http.TimelyExceptionHandler;
+import timely.netty.http.auth.X509LoginRequestHandler;
+
+public class GrafanaAuth {
+
+    private static final Logger LOG = LoggerFactory.getLogger(GrafanaAuth.class);
+    private static final int EPOLL_MIN_MAJOR_VERSION = 2;
+    private static final int EPOLL_MIN_MINOR_VERSION = 6;
+    private static final int EPOLL_MIN_PATCH_VERSION = 32;
+    private static final String OS_NAME = "os.name";
+    private static final String OS_VERSION = "os.version";
+    protected static final CountDownLatch LATCH = new CountDownLatch(1);
+    static ConfigurableApplicationContext applicationContext;
+
+    private final GrafanaAuthConfiguration grafanaAuthConfig;
+    private EventLoopGroup httpWorkerGroup = null;
+    private EventLoopGroup httpBossGroup = null;
+    protected Channel httpChannelHandle = null;
+    protected volatile boolean shutdown = false;
+
+    public GrafanaAuth(GrafanaAuthConfiguration grafanaAuthConfig) throws Exception {
+        this.grafanaAuthConfig = grafanaAuthConfig;
+    }
+
+    protected static ConfigurableApplicationContext initializeConfiguration(String[] args) {
+        return new SpringApplicationBuilder(SpringBootstrap.class).web(WebApplicationType.NONE).run(args);
+    }
+
+    private void shutdownHook() {
+
+        final Runnable shutdownRunner = () -> {
+            if (!shutdown) {
+                shutdown();
+            }
+        };
+        final Thread hook = new Thread(shutdownRunner, "shutdown-hook-thread");
+        Runtime.getRuntime().addShutdownHook(hook);
+    }
+
+    public void shutdown() {
+        List<ChannelFuture> channelFutures = new ArrayList<>();
+
+        if (httpChannelHandle != null) {
+            LOG.info("Closing httpChannelHandle");
+            channelFutures.add(httpChannelHandle.close());
+        }
+
+        // wait for the channels to shutdown
+        channelFutures.forEach(f -> {
+            try {
+                f.get();
+            } catch (final Exception e) {
+                LOG.error("Error while shutting down channel: {}", f.channel().config());
+                LOG.error("{}", e.getMessage());
+                e.printStackTrace();
+            }
+        });
+
+        Integer quietPeriod = grafanaAuthConfig.getShutdownQuietPeriod();
+        List<Future<?>> groupFutures = new ArrayList<>();
+
+        if (httpBossGroup != null) {
+            LOG.info("Shutting down httpBossGroup");
+            groupFutures.add(httpBossGroup.shutdownGracefully(quietPeriod, 10, TimeUnit.SECONDS));
+        }
+
+        if (httpWorkerGroup != null) {
+            LOG.info("Shutting down httpWorkerGroup");
+            groupFutures.add(httpWorkerGroup.shutdownGracefully(quietPeriod, 10, TimeUnit.SECONDS));
+        }
+
+        groupFutures.parallelStream().forEach(f -> {
+            try {
+                f.get();
+            } catch (final Exception e) {
+                LOG.error("Error while shutting down group: {}", f.toString());
+                LOG.error("{}", e.getMessage());
+                e.printStackTrace();
+            }
+        });
+
+        if (applicationContext != null) {
+            LOG.info("Closing applicationContext");
+            applicationContext.close();
+        }
+
+        this.shutdown = true;
+        LOG.info("Server shut down.");
+    }
+
+    private static boolean useEpoll() {
+
+        // Should we just return true if this is Linux and if we get an error
+        // during Epoll
+        // setup handle it there?
+        final String os = SystemPropertyUtil.get(OS_NAME).toLowerCase().trim();
+        final String[] version = SystemPropertyUtil.get(OS_VERSION).toLowerCase().trim().split("\\.");
+        if (os.startsWith("linux") && version.length >= 3) {
+            final int major = Integer.parseInt(version[0]);
+            if (major > EPOLL_MIN_MAJOR_VERSION) {
+                return true;
+            } else if (major == EPOLL_MIN_MAJOR_VERSION) {
+                final int minor = Integer.parseInt(version[1]);
+                if (minor > EPOLL_MIN_MINOR_VERSION) {
+                    return true;
+                } else if (minor == EPOLL_MIN_MINOR_VERSION) {
+                    final int patch = Integer.parseInt(version[2].substring(0, 2));
+                    return patch >= EPOLL_MIN_PATCH_VERSION;
+                } else {
+                    return false;
+                }
+            } else {
+                return false;
+            }
+        } else {
+            return false;
+        }
+    }
+
+    protected SslContext createSSLContext(GrafanaAuthConfiguration config) throws Exception {
+
+        ServerSsl sslCfg = config.getSecurity().getServerSsl();
+        Boolean generate = sslCfg.isUseGeneratedKeypair();
+        SslContextBuilder ssl;
+        if (generate) {
+            LOG.warn("Using generated self signed server certificate");
+            Date begin = new Date();
+            Date end = new Date(begin.getTime() + 86400000);
+            SelfSignedCertificate ssc = new SelfSignedCertificate("localhost", begin, end);
+            ssl = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey());
+        } else {
+            String cert = sslCfg.getCertificateFile();
+            String key = sslCfg.getKeyFile();
+            String keyPass = sslCfg.getKeyPassword();
+            if (null == cert || null == key) {
+                throw new IllegalArgumentException("Check your SSL properties, something is wrong.");
+            }
+            ssl = SslContextBuilder.forServer(new File(cert), new File(key), keyPass);
+        }
+
+        ssl.ciphers(sslCfg.getUseCiphers());
+
+        // Can't set to REQUIRE because the CORS pre-flight requests will fail.
+        ssl.clientAuth(ClientAuth.OPTIONAL);
+
+        Boolean useOpenSSL = sslCfg.isUseOpenssl();
+        if (useOpenSSL) {
+            ssl.sslProvider(SslProvider.OPENSSL);
+        } else {
+            ssl.sslProvider(SslProvider.JDK);
+        }
+        String trustStore = sslCfg.getTrustStoreFile();
+        if (null != trustStore) {
+            if (!trustStore.isEmpty()) {
+                ssl.trustManager(new File(trustStore));
+            }
+        }
+        return ssl.build();
+    }
+
+    protected SSLContext createSSLClientContext(GrafanaAuthConfiguration config) throws Exception {
+
+        ClientSsl ssl = config.getSecurity().getClientSsl();
+        return HttpClient.getSSLContext(ssl.getTrustStoreFile(), ssl.getTrustStoreType(), ssl.getTrustStorePassword(),
+                ssl.getKeyFile(), ssl.getKeyType(), ssl.getKeyPassword());
+    }
+
+    public void run() throws Exception {
+
+        AuthCache.configure(grafanaAuthConfig.getSecurity());
+        final boolean useEpoll = useEpoll();
+        Class<? extends ServerSocketChannel> channelClass;
+        if (useEpoll) {
+            httpWorkerGroup = new EpollEventLoopGroup();
+            httpBossGroup = new EpollEventLoopGroup();
+            channelClass = EpollServerSocketChannel.class;
+        } else {
+            httpWorkerGroup = new NioEventLoopGroup();
+            httpBossGroup = new NioEventLoopGroup();
+            channelClass = NioServerSocketChannel.class;
+        }
+        LOG.info("Using channel class {}", channelClass.getSimpleName());
+
+        final int httpPort = grafanaAuthConfig.getHttp().getPort();
+        final String httpIp = grafanaAuthConfig.getHttp().getIp();
+        SslContext sslCtx = createSSLContext(grafanaAuthConfig);
+        if (sslCtx instanceof OpenSslServerContext) {
+            OpenSslServerContext openssl = (OpenSslServerContext) sslCtx;
+            String application = "GrafanaAuth_" + httpPort;
+            OpenSslServerSessionContext opensslCtx = openssl.sessionContext();
+            opensslCtx.setSessionCacheEnabled(true);
+            opensslCtx.setSessionCacheSize(128);
+            opensslCtx.setSessionIdContext(application.getBytes(StandardCharsets.UTF_8));
+            opensslCtx.setSessionTimeout(grafanaAuthConfig.getSecurity().getSessionMaxAge());
+        }
+        SSLContext clientSSLContext = createSSLClientContext(grafanaAuthConfig);
+        final ServerBootstrap httpServer = new ServerBootstrap();
+        httpServer.group(httpBossGroup, httpWorkerGroup);
+        httpServer.channel(channelClass);
+        httpServer.handler(new LoggingHandler());
+        HttpClientPool httpClientPool = new HttpClientPool(grafanaAuthConfig.getSecurity(), grafanaAuthConfig.getHttp(),
+                clientSSLContext);
+        httpServer.childHandler(setupHttpChannel(grafanaAuthConfig, sslCtx, httpClientPool));
+        httpServer.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
+        httpServer.option(ChannelOption.SO_BACKLOG, 128);
+        httpServer.option(ChannelOption.SO_KEEPALIVE, true);
+        httpChannelHandle = httpServer.bind(httpIp, httpPort).sync().channel();
+        final String httpAddress = ((InetSocketAddress) httpChannelHandle.localAddress()).getAddress().getHostAddress();
+
+        shutdownHook();
+        LOG.info("Server started. Listening on {}:{} for HTTP traffic", httpAddress, httpPort);
+    }
+
+    public static void main(String[] args) throws Exception {
+
+        GrafanaAuth.applicationContext = GrafanaAuth.initializeConfiguration(args);
+        GrafanaAuthConfiguration balancerConf = applicationContext.getBean(GrafanaAuthConfiguration.class);
+
+        GrafanaAuth b = new GrafanaAuth(balancerConf);
+        try {
+            b.run();
+            LATCH.await();
+        } catch (final InterruptedException e) {
+            LOG.info("Server shutting down.");
+        } catch (Exception e) {
+            LOG.error("Error running server.", e);
+        } finally {
+            try {
+                b.shutdown();
+            } catch (Exception e) {
+                System.exit(1);
+            }
+        }
+    }
+
+    protected ChannelHandler setupHttpChannel(GrafanaAuthConfiguration config, SslContext sslCtx,
+            HttpClientPool httpClientPool) {
+
+        return new ChannelInitializer<SocketChannel>() {
+
+            @Override
+            protected void initChannel(SocketChannel ch) throws Exception {
+
+                ch.pipeline().addLast("ssl", new NonSslRedirectHandler(config.getHttp(), sslCtx));
+                ch.pipeline().addLast("encoder", new HttpResponseEncoder());
+                ch.pipeline().addLast("decoder", new HttpRequestDecoder());
+                ch.pipeline().addLast("compressor", new HttpContentCompressor());
+                ch.pipeline().addLast("decompressor", new HttpContentDecompressor());
+                // high maximum contentLength so that grafana snapshots can be delivered
+                // might not be necessary if inbound chunking (while proxying) is handled
+                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(2097152));
+                ch.pipeline().addLast("chunker", new ChunkedWriteHandler());
+                ch.pipeline().addLast("grafanaDecoder",
+                        new GrafanaRequestDecoder(config.getSecurity(), config.getHttp()));
+                ch.pipeline().addLast("fileServer", new HttpStaticFileServerHandler());
+                ch.pipeline().addLast("login", new X509LoginRequestHandler(config.getSecurity(), config.getHttp()));
+                ch.pipeline().addLast("httpRelay", new GrafanaRelayHandler(config, httpClientPool));
+                ch.pipeline().addLast("error", new TimelyExceptionHandler());
+            }
+        };
+    }
+}

grafana-auth/src/main/java/timely/grafana/auth/configuration/Grafana.java

@@ -0,0 +1,32 @@
+package timely.grafana.auth.configuration;
+
+public class Grafana {
+
+    private String host = "localhost";
+    private Integer port = 3000;
+    private String protocol = "http";
+
+    public void setHost(String host) {
+        this.host = host;
+    }
+
+    public String getHost() {
+        return host;
+    }
+
+    public void setPort(Integer port) {
+        this.port = port;
+    }
+
+    public Integer getPort() {
+        return port;
+    }
+
+    public void setProtocol(String protocol) {
+        this.protocol = protocol;
+    }
+
+    public String getProtocol() {
+        return protocol;
+    }
+}

grafana-auth/src/main/java/timely/grafana/auth/configuration/GrafanaAuthConfiguration.java

@@ -0,0 +1,54 @@
+package timely.grafana.auth.configuration;
+
+import javax.validation.Valid;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.boot.context.properties.NestedConfigurationProperty;
+import org.springframework.stereotype.Component;
+import org.springframework.validation.annotation.Validated;
+import timely.balancer.configuration.BalancerHttp;
+import timely.balancer.configuration.BalancerSecurity;
+
+@Validated
+@Component
+@ConfigurationProperties(prefix = "grafana-auth")
+public class GrafanaAuthConfiguration {
+
+    @Valid
+    @NestedConfigurationProperty
+    private BalancerHttp http = new BalancerHttp();
+
+    @Valid
+    @NestedConfigurationProperty
+    private BalancerSecurity security = new BalancerSecurity();
+
+    @Valid
+    @NestedConfigurationProperty
+    private Grafana grafana = new Grafana();
+
+    private Integer shutdownQuietPeriod = 5;
+
+    public BalancerSecurity getSecurity() {
+        return security;
+    }
+
+    public BalancerHttp getHttp() {
+        return http;
+    }
+
+    public Grafana getGrafana() {
+        return grafana;
+    }
+
+    /**
+     * Time to wait (in seconds) for connections to finish and to make sure no new
+     * connections happen before shutting down Netty event loop groups.
+     */
+    public int getShutdownQuietPeriod() {
+        return this.shutdownQuietPeriod;
+    }
+
+    public void setShutdownQuietPeriod(Integer quietPeriod) {
+        this.shutdownQuietPeriod = quietPeriod;
+    }
+}

grafana-auth/src/main/java/timely/grafana/auth/configuration/SpringBootstrap.java

@@ -0,0 +1,7 @@
+package timely.grafana.auth.configuration;
+
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication(scanBasePackageClasses = { SpringBootstrap.class })
+public class SpringBootstrap {
+}

grafana-auth/src/main/java/timely/grafana/auth/netty/http/GrafanaRelayHandler.java

@@ -0,0 +1,234 @@
+package timely.grafana.auth.netty.http;
+
+import static io.netty.handler.codec.http.HttpHeaderNames.CONTENT_LENGTH;
+
+import java.io.ByteArrayOutputStream;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import com.google.common.collect.Multimap;
+import io.netty.buffer.Unpooled;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.SimpleChannelInboundHandler;
+import io.netty.handler.codec.http.DefaultFullHttpResponse;
+import io.netty.handler.codec.http.FullHttpRequest;
+import io.netty.handler.codec.http.FullHttpResponse;
+import io.netty.handler.codec.http.HttpMethod;
+import io.netty.handler.codec.http.HttpResponseStatus;
+import io.netty.handler.codec.http.HttpVersion;
+import io.netty.util.ReferenceCountUtil;
+import org.apache.http.Header;
+import org.apache.http.HttpEntity;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpDelete;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpHead;
+import org.apache.http.client.methods.HttpOptions;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.client.methods.HttpPut;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.message.BasicHeader;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.util.StreamUtils;
+import timely.api.request.timeseries.HttpRequest;
+import timely.api.response.TimelyException;
+import timely.auth.TimelyPrincipal;
+import timely.auth.TimelyUser;
+import timely.auth.util.DnUtils;
+import timely.auth.util.HttpHeaderUtils;
+import timely.balancer.connection.TimelyBalancedHost;
+import timely.balancer.connection.http.HttpClientPool;
+import timely.grafana.auth.configuration.GrafanaAuthConfiguration;
+import timely.grafana.request.GrafanaRequest;
+import timely.netty.http.TimelyHttpHandler;
+import timely.netty.http.auth.TimelyAuthenticationToken;
+
+public class GrafanaRelayHandler extends SimpleChannelInboundHandler<HttpRequest> implements TimelyHttpHandler {
+
+    private static final Logger LOG = LoggerFactory.getLogger(GrafanaRelayHandler.class);
+    private final HttpClientPool httpClientPool;
+    private GrafanaAuthConfiguration config;
+
+    public GrafanaRelayHandler(GrafanaAuthConfiguration config, HttpClientPool httpClientPool) {
+        this.config = config;
+        this.httpClientPool = httpClientPool;
+    }
+
+    @Override
+    public void channelRead0(ChannelHandlerContext ctx, HttpRequest msg) throws Exception {
+
+        CloseableHttpClient client = null;
+        CloseableHttpResponse relayedResponse = null;
+        FullHttpRequest request = null;
+        GrafanaRequest grafanaRequest;
+        TimelyBalancedHost k = null;
+        String relayURI = null;
+        try {
+            try {
+                request = msg.getHttpRequest();
+                String originalURI = request.uri();
+                originalURI = encodeURI(originalURI);
+
+                if (msg instanceof GrafanaRequest) {
+                    grafanaRequest = (GrafanaRequest) msg;
+                } else {
+                    throw new UnsupportedOperationException("Request not supported");
+                }
+                TimelyAuthenticationToken token = grafanaRequest.getToken();
+                if (token == null) {
+                    throw new IllegalStateException("No token on grafana request");
+                }
+
+                String protocol = config.getGrafana().getProtocol();
+                String host = config.getGrafana().getHost();
+                Integer port = config.getGrafana().getPort();
+                k = TimelyBalancedHost.of(host, -1, port, -1, -1);
+                client = httpClientPool.borrowObject(k);
+                Multimap<String, String> headers = HttpHeaderUtils.toMultimap(request.headers());
+
+                // If incoming user sets these headers, do not relay them
+                headers.removeAll("x-webauth-user");
+                headers.removeAll("x-webauth-name");
+                TimelyPrincipal principal = token.getTimelyPrincipal();
+                TimelyUser user = principal.getPrimaryUser();
+                String subjectDn = user.getDn().subjectDN();
+                String userName = DnUtils.getCommonName(subjectDn);
+                String loginName = DnUtils.getShortName(subjectDn);
+                headers.put("x-webauth-user", loginName);
+                headers.put("x-webauth-name", userName);
+                List<Header> relayedHeaderList = new ArrayList<>();
+                for (Map.Entry<String, String> h : headers.entries()) {
+                    if (!h.getKey().equals(CONTENT_LENGTH.toString())) {
+                        relayedHeaderList.add(new BasicHeader(h.getKey(), h.getValue()));
+                    }
+                }
+                Header[] headerArray = new Header[relayedHeaderList.size()];
+                relayedHeaderList.toArray(headerArray);
+                relayURI = protocol + "://" + host + ":" + port + originalURI;
+                if (request.method().equals(HttpMethod.HEAD)) {
+                    HttpHead relayedRequest = new HttpHead(relayURI);
+                    if (headerArray.length > 0) {
+                        relayedRequest.setHeaders(headerArray);
+                    }
+                    relayedResponse = client.execute(relayedRequest);
+                } else if (request.method().equals(HttpMethod.GET)) {
+                    HttpGet relayedRequest = new HttpGet(relayURI);
+                    if (headerArray.length > 0) {
+                        relayedRequest.setHeaders(headerArray);
+                    }
+                    relayedResponse = client.execute(relayedRequest);
+                } else if (request.method().equals(HttpMethod.POST)) {
+                    HttpPost relayedRequest = new HttpPost(relayURI);
+                    String content = request.content().toString(StandardCharsets.UTF_8);
+                    StringEntity entity = new StringEntity(content);
+                    relayedRequest.setEntity(entity);
+                    if (headerArray.length > 0) {
+                        relayedRequest.setHeaders(headerArray);
+                    }
+                    relayedResponse = client.execute(relayedRequest);
+                } else if (request.method().equals(HttpMethod.PUT)) {
+                    HttpPut relayedRequest = new HttpPut(relayURI);
+                    String content = request.content().toString(StandardCharsets.UTF_8);
+                    StringEntity entity = new StringEntity(content);
+                    relayedRequest.setEntity(entity);
+                    if (headerArray.length > 0) {
+                        relayedRequest.setHeaders(headerArray);
+                    }
+                    relayedResponse = client.execute(relayedRequest);
+                } else if (request.method().equals(HttpMethod.DELETE)) {
+                    HttpDelete relayedRequest = new HttpDelete(relayURI);
+                    if (headerArray.length > 0) {
+                        relayedRequest.setHeaders(headerArray);
+                    }
+                    relayedResponse = client.execute(relayedRequest);
+                } else if (request.method().equals(HttpMethod.OPTIONS)) {
+                    HttpOptions relayedRequest = new HttpOptions(relayURI);
+                    if (headerArray.length > 0) {
+                        relayedRequest.setHeaders(headerArray);
+                    }
+                    relayedResponse = client.execute(relayedRequest);
+                }
+            } catch (Exception e) {
+                String message = e.getMessage();
+                if (message == null) {
+                    LOG.error("", e);
+                } else {
+                    LOG.error(message, e);
+                }
+                this.sendHttpError(ctx, new TimelyException(HttpResponseStatus.INTERNAL_SERVER_ERROR.code(),
+                        e.getMessage(), e.getLocalizedMessage(), e));
+                return;
+            } finally {
+                if (request != null && request instanceof AutoCloseable) {
+                    ReferenceCountUtil.release(request);
+                }
+            }
+
+            FullHttpResponse response = null;
+            if (relayedResponse == null) {
+                this.sendHttpError(ctx, new TimelyException(HttpResponseStatus.METHOD_NOT_ALLOWED.code(),
+                        "Method not allowed", "Method not allowed"));
+            } else {
+                LOG.debug("RequestURL:{} ResponseCode:{}", relayURI, relayedResponse.getStatusLine().getStatusCode());
+                HttpEntity httpEntity = relayedResponse.getEntity();
+                if (httpEntity == null) {
+                    response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
+                            HttpResponseStatus.valueOf(relayedResponse.getStatusLine().getStatusCode()));
+                } else {
+                    ByteArrayOutputStream baos = new MyByteArrayOutputStream();
+                    StreamUtils.copy(httpEntity.getContent(), baos);
+                    response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
+                            HttpResponseStatus.valueOf(relayedResponse.getStatusLine().getStatusCode()),
+                            Unpooled.copiedBuffer(baos.toByteArray()));
+                    response.headers().set(CONTENT_LENGTH, response.content().readableBytes());
+                }
+                for (Header h : relayedResponse.getAllHeaders()) {
+                    response.headers().add(h.getName(), h.getValue());
+                }
+                sendResponse(ctx, response);
+            }
+        } finally {
+            if (relayedResponse != null) {
+                relayedResponse.close();
+            }
+            if (client != null && k != null) {
+                httpClientPool.returnObject(k, client);
+            } else {
+                LOG.error("NOT RETURNING CONNECTION! " + msg.getHttpRequest().uri());
+            }
+        }
+    }
+
+    static public class MyByteArrayOutputStream extends ByteArrayOutputStream {
+
+        public MyByteArrayOutputStream() {
+        }
+
+        public MyByteArrayOutputStream(int size) {
+            super(size);
+        }
+
+        public int getCount() {
+            return count;
+        }
+
+        public byte[] getBuf() {
+            return buf;
+        }
+    }
+
+    static public String encodeURI(String s) {
+        try {
+            s = s.replaceAll("\\{", URLEncoder.encode("{", "UTF-8"));
+            s = s.replaceAll("\\}", URLEncoder.encode("}", "UTF-8"));
+        } catch (Exception e) {
+
+        }
+        return s;
+    }
+}

grafana-auth/src/main/java/timely/grafana/auth/netty/http/GrafanaRequestDecoder.java

@@ -0,0 +1,133 @@
+package timely.grafana.auth.netty.http;
+
+import java.security.cert.X509Certificate;
+import java.util.Collection;
+import java.util.List;
+
+import com.google.common.collect.Multimap;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.MessageToMessageDecoder;
+import io.netty.handler.codec.http.FullHttpRequest;
+import io.netty.handler.codec.http.HttpHeaderNames;
+import io.netty.handler.codec.http.QueryStringDecoder;
+import io.netty.handler.codec.http.cookie.ServerCookieDecoder;
+import org.apache.commons.lang3.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import timely.api.request.AuthenticatedRequest;
+import timely.api.request.timeseries.HttpRequest;
+import timely.api.response.StrictTransportResponse;
+import timely.api.response.TimelyException;
+import timely.auth.AuthCache;
+import timely.auth.AuthenticationService;
+import timely.auth.SubjectIssuerDNPair;
+import timely.auth.TimelyPrincipal;
+import timely.auth.util.HttpHeaderUtils;
+import timely.configuration.Http;
+import timely.configuration.Security;
+import timely.grafana.request.GrafanaRequest;
+import timely.netty.Constants;
+import timely.netty.http.TimelyHttpHandler;
+import timely.netty.http.auth.TimelyAuthenticationToken;
+
+public class GrafanaRequestDecoder extends MessageToMessageDecoder<FullHttpRequest> implements TimelyHttpHandler {
+
+    private static final Logger LOG = LoggerFactory.getLogger(GrafanaRequestDecoder.class);
+    private static final String LOG_RECEIVED_REQUEST = "Received HTTP request {}";
+    private static final String LOG_PARSED_REQUEST = "Parsed request {}";
+
+    private final Security security;
+    private final String nonSecureRedirectAddress;
+
+    public GrafanaRequestDecoder(Security security, Http http) {
+
+        this.security = security;
+        this.nonSecureRedirectAddress = http.getRedirectPath();
+    }
+
+    public static String getSessionId(FullHttpRequest msg) {
+        Multimap<String, String> headers = HttpHeaderUtils.toMultimap(msg.headers());
+        Collection<String> cookies = headers.get(HttpHeaderNames.COOKIE.toString());
+        final StringBuilder buf = new StringBuilder();
+        cookies.forEach(h -> {
+            ServerCookieDecoder.STRICT.decode(h).forEach(c -> {
+                if (c.name().equals(Constants.COOKIE_NAME)) {
+                    if (buf.length() == 0) {
+                        buf.append(c.value());
+                    }
+                }
+            });
+        });
+        if (buf.length() == 0) {
+            return null;
+        } else {
+            return buf.toString();
+        }
+    }
+
+    @Override
+    protected void decode(ChannelHandlerContext ctx, FullHttpRequest msg, List<Object> out) throws Exception {
+
+        LOG.trace(LOG_RECEIVED_REQUEST, msg);
+
+        final String uri = msg.uri();
+        final QueryStringDecoder decoder = new QueryStringDecoder(uri);
+        if (decoder.path().equals(nonSecureRedirectAddress)) {
+            out.add(new StrictTransportResponse());
+            return;
+        }
+
+        final String sessionId = getSessionId(msg);
+        LOG.trace("SessionID: " + sessionId);
+
+        HttpRequest request;
+        try {
+            request = new GrafanaRequest();
+            Multimap<String, String> headers = HttpHeaderUtils.toMultimap(msg.headers());
+            ((AuthenticatedRequest) request).addHeaders(headers);
+            X509Certificate clientCert = AuthenticationService.getClientCertificate(ctx);
+            TimelyAuthenticationToken token;
+            if (StringUtils.isNotBlank(sessionId)) {
+                TimelyPrincipal principal;
+                ((AuthenticatedRequest) request).setSessionId(sessionId);
+                if (AuthCache.containsKey(sessionId)) {
+                    principal = AuthCache.get(sessionId);
+                } else {
+                    principal = TimelyPrincipal.anonymousPrincipal();
+                }
+                SubjectIssuerDNPair dn = principal.getPrimaryUser().getDn();
+                token = AuthenticationService.getAuthenticationToken(null, dn.subjectDN(), dn.issuerDN());
+            } else if (clientCert != null) {
+                token = AuthenticationService.getAuthenticationToken(clientCert, headers);
+            } else {
+                SubjectIssuerDNPair dn = TimelyPrincipal.anonymousPrincipal().getPrimaryUser().getDn();
+                token = AuthenticationService.getAuthenticationToken(null, dn.subjectDN(), dn.issuerDN());
+            }
+            ((AuthenticatedRequest) request).setToken(token);
+            request.setHttpRequest(msg.copy());
+            LOG.trace(LOG_PARSED_REQUEST, request);
+            request.validate();
+            out.add(request);
+        } catch (UnsupportedOperationException | NullPointerException e) {
+            // Return the original http request to route to the static file
+            // server
+            msg.retain();
+            out.add(msg);
+            return;
+        }
+        try {
+            try {
+                AuthenticationService.enforceAccess((AuthenticatedRequest) request);
+            } catch (TimelyException e) {
+                if (!security.isAllowAnonymousHttpAccess()) {
+                    throw e;
+                }
+            }
+        } catch (Exception e) {
+            out.clear();
+            throw e;
+        }
+
+    }
+
+}

grafana-auth/src/main/java/timely/grafana/request/GrafanaRequest.java

@@ -0,0 +1,32 @@
+package timely.grafana.request;
+
+import io.netty.handler.codec.http.FullHttpRequest;
+import io.netty.handler.codec.http.QueryStringDecoder;
+import timely.api.annotation.Http;
+import timely.api.request.AuthenticatedRequest;
+import timely.api.request.HttpGetRequest;
+import timely.api.request.HttpPostRequest;
+
+@Http(path = "/")
+public class GrafanaRequest extends AuthenticatedRequest implements HttpGetRequest, HttpPostRequest {
+
+    private FullHttpRequest httpRequest = null;
+
+    @Override
+    public HttpGetRequest parseQueryParameters(QueryStringDecoder decoder) throws Exception {
+        return new GrafanaRequest();
+    }
+
+    @Override
+    public HttpPostRequest parseBody(String content) throws Exception {
+        return new GrafanaRequest();
+    }
+
+    public void setHttpRequest(FullHttpRequest httpRequest) {
+        this.httpRequest = httpRequest;
+    }
+
+    public FullHttpRequest getHttpRequest() {
+        return httpRequest;
+    }
+}

grafana-auth/src/main/spotbugs/excludes.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<FindBugsFilter>
+  <Match>
+    <Class name="timely.grafana.auth.netty.http.GrafanaRelayHandler$MyByteArrayOutputStream" />
+    <Method name="getBuf" />
+    <Bug pattern="EI_EXPOSE_REP" />
+  </Match>
+</FindBugsFilter>

grafana/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>timely-app</artifactId>
   <packaging>pom</packaging>

grafana/timely-app/dist/plugin.json

@@ -23,8 +23,8 @@
       {"name": "Project site", "url": "https://github.com/NationalSecurityAgency/timely"},
       {"name": "License & Terms", "url": "https://raw.githubusercontent.com/NationalSecurityAgency/timely/master/LICENSE"}
     ],
-    "version": "1.1.0",
-    "updated": "2019-01-15"
+    "version": "1.2.6",
+    "updated": "2019-10-30"
   },
 
   "includes": [

grafana/timely-app/package.json

@@ -1,7 +1,7 @@
 {
   "name": "timely-app",
   "private": true,
-  "version": "1.1.0",
+  "version": "1.2.6",
   "description": "",
   "main": "index.js",
   "scripts": {

grafana/timely-app/plugin.json

@@ -23,8 +23,8 @@
       {"name": "Project site", "url": "https://github.com/NationalSecurityAgency/timely"},
       {"name": "License & Terms", "url": "https://raw.githubusercontent.com/NationalSecurityAgency/timely/master/LICENSE"}
     ],
-    "version": "1.1.0",
-    "updated": "2019-01-15"
+    "version": "1.2.6",
+    "updated": "2019-10-30"
   },
 
   "includes": [

pom.xml

@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>timely</groupId>
   <artifactId>timely</artifactId>
-  <version>1.1.1-SNAPSHOT</version>
+  <version>1.2.6</version>
   <packaging>pom</packaging>
   <name>Timely</name>
   <description>A secure and scalable time series database based on Apache Accumulo</description>
@@ -20,6 +20,7 @@
     <module>grafana</module>
     <module>analytics</module>
     <module>balancer</module>
+    <module>grafana-auth</module>
   </modules>
   <scm>
     <connection>scm:git:https://github.com/NationalSecurityAgency/timely.git</connection>
@@ -40,50 +41,50 @@
     <os.detection.classifierWithLikes>fedora</os.detection.classifierWithLikes>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-    <version.accumulo>1.9.2</version.accumulo>
+    <version.accumulo>1.9.3</version.accumulo>
     <version.buildnumber-maven>1.4</version.buildnumber-maven>
-    <version.caffeine>2.3.3</version.caffeine>
+    <version.caffeine>2.6.2</version.caffeine>
     <version.collectd>5.7.1</version.collectd>
-    <version.commons-collections4>4.1</version.commons-collections4>
-    <version.commons-configuration>1.10</version.commons-configuration>
-    <version.commons-io>2.6</version.commons-io>
-    <version.commons-lang3>3.5</version.commons-lang3>
-    <version.commons-pool2>2.6.0</version.commons-pool2>
-    <version.curator>2.11.1</version.curator>
-    <version.disruptor>3.3.6</version.disruptor>
+    <version.commons-collections4>4.3</version.commons-collections4>
+    <version.commons-lang3>3.8.1</version.commons-lang3>
+    <version.commons-pool2>2.6.1</version.commons-pool2>
+    <version.curator>4.1.0</version.curator>
+    <version.disruptor>3.4.2</version.disruptor>
+    <version.easymock>4.0.2</version.easymock>
     <version.eclipse-lifecycle>1.0.0</version.eclipse-lifecycle>
-    <version.fast-classpath-scanner>2.0.5</version.fast-classpath-scanner>
+    <version.fast-classpath-scanner>3.1.13</version.fast-classpath-scanner>
     <version.flink>1.1.4</version.flink>
     <version.google-flatbuffers>1.10.0</version.google-flatbuffers>
-    <version.guava>19.0</version.guava>
-    <version.hadoop>2.7.3</version.hadoop>
-    <version.httpcomponents>4.5.2</version.httpcomponents>
-    <version.impsort>1.2.0</version.impsort>
-    <version.jackson>2.9.8</version.jackson>
-    <version.jacoco>0.7.6.201602180812</version.jacoco>
+    <version.guava>27.1-jre</version.guava>
+    <version.hadoop>2.7.7</version.hadoop>
+    <version.httpcomponents>4.5.6</version.httpcomponents>
+    <version.impsort>1.3.0</version.impsort>
+    <version.jackson>2.9.10</version.jackson>
+    <version.jackson.databind>2.9.10</version.jackson.databind>
+    <version.jacoco>0.8.4</version.jacoco>
     <version.javacsv>2.0</version.javacsv>
-    <version.javassist>3.21.0-GA</version.javassist>
+    <version.javassist>3.24.1-GA</version.javassist>
     <version.jcip-annotations>1.0</version.jcip-annotations>
-    <version.jsoup>1.9.2</version.jsoup>
+    <version.jsoup>1.11.3</version.jsoup>
     <version.junit>4.12</version.junit>
-    <version.log4j>2.6.2</version.log4j>
-    <version.maven-assembly>2.6</version.maven-assembly>
-    <version.maven-build-helper>1.12</version.maven-build-helper>
-    <version.maven-compiler>3.3</version.maven-compiler>
-    <version.maven-dependency>2.10</version.maven-dependency>
-    <version.maven-jar>3.0.1</version.maven-jar>
-    <version.maven-pmd>3.6</version.maven-pmd>
-    <version.maven-rpm>2.1.4</version.maven-rpm>
-    <version.maven-shade>2.4.2</version.maven-shade>
-    <version.maven-surefire>2.19.1</version.maven-surefire>
-    <version.netty>4.0.56.Final</version.netty>
-    <version.netty-tcnative>2.0.7.Final</version.netty-tcnative>
+    <version.log4j>2.11.2</version.log4j>
+    <version.maven-assembly>3.1.1</version.maven-assembly>
+    <version.maven-build-helper>3.0.0</version.maven-build-helper>
+    <version.maven-compiler>3.8.1</version.maven-compiler>
+    <version.maven-dependency>3.1.1</version.maven-dependency>
+    <version.maven-jar>3.1.2</version.maven-jar>
+    <version.maven-pmd>3.12.0</version.maven-pmd>
+    <version.maven-rpm>2.2.0</version.maven-rpm>
+    <version.maven-shade>3.2.1</version.maven-shade>
+    <version.maven-surefire>3.0.0-M3</version.maven-surefire>
+    <version.netty>4.1.42.Final</version.netty>
+    <version.netty-tcnative>2.0.25.Final</version.netty-tcnative>
     <version.os-maven>1.5.0.Final</version.os-maven>
     <version.powermock>1.6.4</version.powermock>
-    <version.slf4j>1.7.21</version.slf4j>
-    <version.spotbugs-maven>3.1.7</version.spotbugs-maven>
-    <version.spring-boot>1.4.1.RELEASE</version.spring-boot>
-    <version.tyrus>1.13</version.tyrus>
+    <version.slf4j>1.7.26</version.slf4j>
+    <version.spotbugs-maven>3.1.12.1</version.spotbugs-maven>
+    <version.spring-boot>2.1.3.RELEASE</version.spring-boot>
+    <version.tyrus>1.15</version.tyrus>
   </properties>
   <dependencyManagement>
     <dependencies>
@@ -100,7 +101,7 @@
       <dependency>
         <groupId>com.fasterxml.jackson.core</groupId>
         <artifactId>jackson-databind</artifactId>
-        <version>${version.jackson}</version>
+        <version>${version.jackson.databind}</version>
       </dependency>
       <dependency>
         <groupId>com.fasterxml.jackson.datatype</groupId>
@@ -140,13 +141,18 @@
       <dependency>
         <groupId>io.github.lukehutch</groupId>
         <artifactId>fast-classpath-scanner</artifactId>
-        <version>2.0.5</version>
+        <version>${version.fast-classpath-scanner}</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-all</artifactId>
         <version>${version.netty}</version>
       </dependency>
+      <dependency>
+        <groupId>io.netty</groupId>
+        <artifactId>netty-tcnative-boringssl-static</artifactId>
+        <version>${version.netty-tcnative}</version>
+      </dependency>
       <dependency>
         <groupId>net.sourceforge.javacsv</groupId>
         <artifactId>javacsv</artifactId>
@@ -156,6 +162,12 @@
         <groupId>org.apache.accumulo</groupId>
         <artifactId>accumulo-core</artifactId>
         <version>${version.accumulo}</version>
+        <exclusions>
+          <exclusion>
+            <groupId>io.netty</groupId>
+            <artifactId>netty</artifactId>
+          </exclusion>
+        </exclusions>
       </dependency>
       <dependency>
         <groupId>org.apache.accumulo</groupId>
@@ -309,6 +321,11 @@
         <artifactId>collectd-plugin-parent</artifactId>
         <version>${project.version}</version>
       </dependency>
+      <dependency>
+        <groupId>timely</groupId>
+        <artifactId>timely-balancer</artifactId>
+        <version>${project.version}</version>
+      </dependency>
       <dependency>
         <groupId>timely</groupId>
         <artifactId>timely-client</artifactId>
@@ -381,6 +398,12 @@
         <version>${version.jcip-annotations}</version>
         <scope>test</scope>
       </dependency>
+      <dependency>
+        <groupId>org.easymock</groupId>
+        <artifactId>easymock</artifactId>
+        <version>${version.easymock}</version>
+        <scope>test</scope>
+      </dependency>
       <dependency>
         <groupId>org.powermock</groupId>
         <artifactId>powermock-easymock-release-full</artifactId>
@@ -396,7 +419,7 @@
         <plugin>
           <groupId>net.revelc.code.formatter</groupId>
           <artifactId>formatter-maven-plugin</artifactId>
-          <version>2.8.0</version>
+          <version>2.10.0</version>
           <configuration>
             <compilerCompliance>${maven.compiler.source}</compilerCompliance>
             <compilerSource>${maven.compiler.source}</compilerSource>
@@ -414,7 +437,7 @@
         <plugin>
           <groupId>com.github.ekryd.sortpom</groupId>
           <artifactId>sortpom-maven-plugin</artifactId>
-          <version>2.8.0</version>
+          <version>2.10.0</version>
           <configuration>
             <predefinedSortOrder>recommended_2008_06</predefinedSortOrder>
             <createBackupFile>false</createBackupFile>
@@ -446,7 +469,7 @@
           <artifactId>maven-failsafe-plugin</artifactId>
           <version>${version.maven-surefire}</version>
           <configuration>
-            <argLine>${failsafeArgLine} -Djava.library.path=${project.build.directory}/native/META-INF/native/libnetty-tcnative.so -Dzookeeper.sasl.client=false</argLine>
+            <argLine>${failsafeArgLine} -Djava.library.path=${project.build.directory}/native/META-INF/native/libnetty_tcnative_linux_x86_64.so -Dzookeeper.sasl.client=false</argLine>
             <includes>
               <include>**/*.java</include>
             </includes>
@@ -489,7 +512,7 @@
           <artifactId>maven-surefire-plugin</artifactId>
           <version>${version.maven-surefire}</version>
           <configuration>
-            <argLine>${sureFireArgLine} -Djava.library.path=${project.build.directory}/native/META-INF/native/libnetty-tcnative.so -Dzookeeper.sasl.client=false</argLine>
+            <argLine>${sureFireArgLine} -Djava.library.path=${project.build.directory}/native/META-INF/native/libnetty-tcnative_linux_x86_64.so -Dzookeeper.sasl.client=false</argLine>
             <excludedGroups>timely.test.IntegrationTest</excludedGroups>
             <redirectTestOutputToFile>true</redirectTestOutputToFile>
           </configuration>
@@ -558,7 +581,7 @@
             <configuration>
               <rules>
                 <requireMavenVersion>
-                  <version>3.0.5</version>
+                  <version>3.5.0</version>
                 </requireMavenVersion>
                 <requireJavaVersion>
                   <version>[${maven.compiler.target},)</version>
@@ -729,6 +752,9 @@
           <name>m2e.version</name>
         </property>
       </activation>
+      <properties>
+        <maven.compiler.release>8</maven.compiler.release>
+      </properties>
       <build>
         <pluginManagement>
           <plugins>
@@ -789,5 +815,14 @@
         </pluginManagement>
       </build>
     </profile>
+    <profile>
+      <id>jdk-release-flag</id>
+      <activation>
+        <jdk>[9,)</jdk>
+      </activation>
+      <properties>
+        <maven.compiler.release>8</maven.compiler.release>
+      </properties>
+    </profile>
   </profiles>
 </project>

server/bin/get-tablet-summary.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+if [[ `uname` == "Darwin" ]]; then
+        THIS_SCRIPT=`python -c 'import os,sys; print os.path.realpath(sys.argv[1])' $0`
+else
+        THIS_SCRIPT=`readlink -f $0`
+fi
+
+THIS_DIR="${THIS_SCRIPT%/*}"
+BASE_DIR=${THIS_DIR}/..
+CONF_DIR="${BASE_DIR}/conf"
+LIB_DIR="${BASE_DIR}/lib"
+
+export CLASSPATH="${CONF_DIR}:${LIB_DIR}/*"
+JVM_ARGS="-Xmx1024m -Xms128m"
+JVM_ARGS="${JVM_ARGS} -Dlogging.config=${CONF_DIR}/log4j2-error-console.xml"
+JVM_ARGS="${JVM_ARGS} -Dlog4j.configurationFile=${CONF_DIR}/log4j2-error-console.xml"
+JVM_ARGS="${JVM_ARGS} -DLog4jContextSelector=org.apache.logging.log4j.core.async.AsyncLoggerContextSelector"
+
+echo "$JAVA_HOME/bin/java ${JVM_ARGS} timely.store.compaction.util.TabletMetadataConsole --spring.config.name=timely"
+$JAVA_HOME/bin/java ${JVM_ARGS} timely.store.compaction.util.TabletMetadataConsole --spring.config.name=timely

server/bin/timely-server.sh

@@ -27,15 +27,14 @@ fi
 mkdir -p ${NATIVE_DIR}
 
 pushd ${BASE_DIR}/bin
-$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-tcnative*.jar META-INF/native/libnetty_tcnative.${TCNATIVE_SUFFIX}
-$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-transport-native-epoll*.jar META-INF/native/libnetty_transport_native_epoll_x86_64.${TCNATIVE_SUFFIX}
+$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-tcnative-boringssl-static*.jar META-INF/native/libnetty_tcnative_linux_x86_64.${TCNATIVE_SUFFIX}
+$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-all*.jar META-INF/native/libnetty_transport_native_epoll_x86_64.${TCNATIVE_SUFFIX}
 popd
 
-export CLASSPATH="${CONF_DIR}:${LIB_DIR}/*"
-JVM_ARGS="-Xmx256m -Xms256m -Dio.netty.eventLoopThreads=${NUM_SERVER_THREADS}"
+export CLASSPATH="${CONF_DIR}:${LIB_DIR}/*:${HADOOP_CONF_DIR}"
+JVM_ARGS="-Xmx256m -Xms256m -Dio.netty.eventLoopThreads=${NUM_SERVER_THREADS} -Dlog4j.configurationFile=${CONF_DIR}/log4j2-spring.xml"
 JVM_ARGS="${JVM_ARGS} -DLog4jContextSelector=org.apache.logging.log4j.core.async.AsyncLoggerContextSelector"
 JVM_ARGS="${JVM_ARGS} -Djava.library.path=${NATIVE_DIR}"
-JVM_ARGS="${JVM_ARGS} -Djava.library.path=${NATIVE_DIR}/libnetty-${TCNATIVE_SUFFIX}"
 
 echo "$JAVA_HOME/bin/java ${JVM_ARGS} timely.Server --spring.config.name=timely"
 $JAVA_HOME/bin/java ${JVM_ARGS} timely.Server --spring.config.name=timely

server/bin/timely-standalone.sh

@@ -2,17 +2,12 @@
 
 if [[ `uname` == "Darwin" ]]; then
         THIS_SCRIPT=`python -c 'import os,sys; print os.path.realpath(sys.argv[1])' $0`
-        TCNATIVE_SUFFIX="tcnative.jnilib"
+        TCNATIVE_SUFFIX="jnilib"
 else
         THIS_SCRIPT=`readlink -f $0`
-        TCNATIVE_SUFFIX="tcnative.so"
+        TCNATIVE_SUFFIX="so"
 fi
 
-# netty tcnative file reference
-#netty-tcnative-1.1.33.Fork18-linux-x86_64-fedora.jar -> libnetty-tcnative.so
-#netty-tcnative-1.1.33.Fork18-linux-x86_64.jar -> libnetty-tcnative.so
-#netty-tcnative-1.1.33.Fork18-osx-x86_64.jar -> libnetty-tcnative.jnilib
-
 THIS_DIR="${THIS_SCRIPT%/*}"
 NATIVE_DIR="${THIS_DIR}/META-INF/native"
 BASE_DIR=${THIS_DIR}/..
@@ -32,11 +27,12 @@ fi
 mkdir -p ${NATIVE_DIR}
 
 pushd ${BASE_DIR}/bin
-$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-tcnative*.jar META-INF/native/libnetty-${TCNATIVE_SUFFIX}
+$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-tcnative-boringssl-static*.jar META-INF/native/libnetty_tcnative_linux_x86_64.${TCNATIVE_SUFFIX}
+$JAVA_HOME/bin/jar xf ${LIB_DIR}/netty-all*.jar META-INF/native/libnetty_transport_native_epoll_x86_64.${TCNATIVE_SUFFIX}
 popd
 
-export CLASSPATH="${CONF_DIR}:${LIB_DIR}/*"
-JVM_ARGS="-Xmx256m -Xms256m -Dio.netty.eventLoopThreads=${NUM_SERVER_THREADS}"
+export CLASSPATH="${CONF_DIR}:${LIB_DIR}/*:${HADOOP_CONF_DIR}"
+JVM_ARGS="-Xmx256m -Xms256m -Dio.netty.eventLoopThreads=${NUM_SERVER_THREADS} -Dlog4j.configurationFile=${CONF_DIR}/log4j2-spring.xml"
 JVM_ARGS="${JVM_ARGS} -DLog4jContextSelector=org.apache.logging.log4j.core.async.AsyncLoggerContextSelector"
 JVM_ARGS="${JVM_ARGS} -Djava.library.path=${NATIVE_DIR}"
 # for debugging

server/conf/security.xml

@@ -15,15 +15,27 @@
 
     <beans:bean id="timelyUserDetailsService" class="timely.auth.UserDetailsService">
     	<beans:property name="users">
-    		<util:map key-type="java.lang.String">
-    			<beans:entry key="CN=example.com">
-   					<util:list>
-   						<beans:value>D</beans:value>
-   						<beans:value>E</beans:value>
-   						<beans:value>F</beans:value>
-   					</util:list>
-    			</beans:entry>
-    		</util:map>
+    		<util:list>
+				<beans:bean class="timely.auth.TimelyUser">
+					<beans:constructor-arg name="subjectDn">
+						<beans:value>CN=example.com</beans:value>
+					</beans:constructor-arg>
+					<beans:constructor-arg name="auths">
+						<util:list>
+							<beans:value>D</beans:value>
+							<beans:value>E</beans:value>
+							<beans:value>F</beans:value>
+						</util:list>
+					</beans:constructor-arg>
+					<beans:constructor-arg name="roles">
+						<util:list>
+							<beans:value>G</beans:value>
+							<beans:value>H</beans:value>
+							<beans:value>I</beans:value>
+						</util:list>
+					</beans:constructor-arg>
+				</beans:bean>
+    		</util:list>
     	</beans:property>
     </beans:bean>
     
@@ -34,9 +46,12 @@
     <user-service id="usernamePasswordService">
     	<user name="test" password="test1" authorities="A,B,C" />
     </user-service>
-    
-    <beans:bean id="UserNamePasswordAuthenticationProvider" class="org.springframework.security.authentication.dao.DaoAuthenticationProvider">
+
+	<beans:bean id="noOpPasswordEncoder" class="org.springframework.security.crypto.password.NoOpPasswordEncoder"/>
+
+	<beans:bean id="UserNamePasswordAuthenticationProvider" class="org.springframework.security.authentication.dao.DaoAuthenticationProvider">
 		<beans:property name="userDetailsService" ref="usernamePasswordService"/>
+		<beans:property name="passwordEncoder" ref="noOpPasswordEncoder"/>
 	</beans:bean>
 	    
 	<authentication-manager alias="authenticationManager">
@@ -45,5 +60,12 @@
 		<!-- Basic authorization provider, validates provided username and password -->
 		<authentication-provider ref="UserNamePasswordAuthenticationProvider" />
 	</authentication-manager>
-	
+
+	<util:list id="requiredRoles" value-type="java.lang.String">
+		<beans:value></beans:value>
+	</util:list>
+
+	<util:list id="requiredAuths" value-type="java.lang.String">
+		<beans:value></beans:value>
+	</util:list>
 </beans:beans>

server/conf/timely-docker.yml

@@ -18,9 +18,11 @@ timely:
       max-downsample-memory: 10000000
   security:
     session-max-age: 86400
+    cache-expiration-minutes: 60
+    cache-refresh-minutes: 5
     allow-anonymous-http-access: true
     allow-anonymous-ws-access: true
-    ssl:
+    server-ssl:
       certificate-file: /timely-server-src/server/pki/timely.csr
       key-file: /timely-server-src/server/pki/timely-pkcs8.key
       key-password: password
@@ -50,9 +52,9 @@ timely:
     timeout: 60
     subscription-lag: 120
   meta-cache:
-    expiration-minutes: 60
-    initial-capacity: 2000
-    max-capacity: 10000
+    expiration-minutes: 1440
+    cache-refresh-minutes: 60
+    max-tag-values: 100
   visibility-cache:
     expiration-minutes: 60
     initial-capacity: 2000

server/conf/timely-standalone.yml

@@ -3,6 +3,8 @@ timely:
   meta-table: timely.meta
   metric-age-off-days:
     default: 7
+  cache:
+    enabled: false
   metrics-report-ignored-tags:
   accumulo:
     instance-name: TimelyStandalone
@@ -18,9 +20,11 @@ timely:
       max-downsample-memory: 10000000
   security:
     session-max-age: 86400
+    cache-expiration-minutes: 60
+    cache-refresh-minutes: 5
     allow-anonymous-http-access: true
     allow-anonymous-ws-access: true
-    ssl:
+    server-ssl:
       certificate-file:
       key-file:
       key-password: timely
@@ -54,9 +58,9 @@ timely:
     scanner-read-ahead: 1
     subscription-batch-size: 5000
   meta-cache:
-    expiration-minutes: 60
-    initial-capacity: 2000
-    max-capacity: 10000
+    expiration-minutes: 1440
+    cache-refresh-minutes: 60
+    max-tag-values: 100
   visibility-cache:
     expiration-minutes: 60
     initial-capacity: 2000

server/conf/timely.yml

@@ -8,6 +8,7 @@ timely:
     age-off-hours:
       default: 26
   metrics-report-ignored-tags:
+  defaultVisibility:
   accumulo:
     instance-name: accumulo
     zookeepers: localhost:2181
@@ -22,9 +23,11 @@ timely:
       max-downsample-memory: 10000000
   security:
     session-max-age: 86400
+    cache-expiration-minutes: 60
+    cache-refresh-minutes: 5
     allow-anonymous-http-access: true
     allow-anonymous-ws-access: true
-    serverSsl:
+    server-ssl:
       certificate-file:
       key-file:
       key-password:
@@ -59,10 +62,9 @@ timely:
     scanner-read-ahead: 1
     subscription-batch-size: 5000
   meta-cache:
-    expiration-minutes: 60
-    initial-capacity: 2000
-    max-capacity: 10000
+    expiration-minutes: 1440
+    cache-refresh-minutes: 60
+    max-tag-values: 100
   visibility-cache:
     expiration-minutes: 60
-    initial-capacity: 2000
-    max-capacity: 10000
+

server/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.6</version>
   </parent>
   <artifactId>timely-server</artifactId>
   <dependencies>
@@ -149,9 +149,7 @@
     </dependency>
     <dependency>
       <groupId>io.netty</groupId>
-      <artifactId>netty-tcnative</artifactId>
-      <version>${version.netty-tcnative}</version>
-      <classifier>${os.detected.classifier}</classifier>
+      <artifactId>netty-tcnative-boringssl-static</artifactId>
       <scope>runtime</scope>
     </dependency>
     <dependency>
@@ -179,11 +177,22 @@
       <artifactId>junit</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.easymock</groupId>
+      <artifactId>easymock</artifactId>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>org.jsoup</groupId>
       <artifactId>jsoup</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.powermock</groupId>
+      <artifactId>powermock-easymock-release-full</artifactId>
+      <classifier>full</classifier>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>org.springframework.boot</groupId>
       <artifactId>spring-boot-test-autoconfigure</artifactId>
@@ -240,9 +249,8 @@
               <artifactItems>
                 <artifactItem>
                   <groupId>io.netty</groupId>
-                  <artifactId>netty-tcnative</artifactId>
+                  <artifactId>netty-tcnative-boringssl-static</artifactId>
                   <version>${version.netty-tcnative}</version>
-                  <classifier>${os.detected.classifier}</classifier>
                   <type>jar</type>
                   <overWrite>false</overWrite>
                   <outputDirectory>${project.build.directory}/native</outputDirectory>
@@ -284,37 +292,4 @@
       </extension>
     </extensions>
   </build>
-  <profiles>
-    <profile>
-      <id>native-epoll-linux</id>
-      <activation>
-        <os>
-          <family>!mac</family>
-        </os>
-      </activation>
-      <dependencies>
-        <dependency>
-          <groupId>io.netty</groupId>
-          <artifactId>netty-transport-native-epoll</artifactId>
-          <version>${version.netty}</version>
-          <classifier>linux-x86_64</classifier>
-        </dependency>
-      </dependencies>
-    </profile>
-    <profile>
-      <id>native-epoll</id>
-      <activation>
-        <os>
-          <family>mac</family>
-        </os>
-      </activation>
-      <dependencies>
-        <dependency>
-          <groupId>io.netty</groupId>
-          <artifactId>netty-transport-native-epoll</artifactId>
-          <version>${version.netty}</version>
-        </dependency>
-      </dependencies>
-    </profile>
-  </profiles>
 </project>

server/src/main/java/timely/Server.java

@@ -24,6 +24,7 @@ import io.netty.channel.ChannelHandler;
 import io.netty.channel.ChannelInitializer;
 import io.netty.channel.ChannelOption;
 import io.netty.channel.EventLoopGroup;
+import io.netty.channel.WriteBufferWaterMark;
 import io.netty.channel.epoll.EpollChannelOption;
 import io.netty.channel.epoll.EpollDatagramChannel;
 import io.netty.channel.epoll.EpollEventLoopGroup;
@@ -44,6 +45,7 @@ import io.netty.handler.codec.http.HttpRequestDecoder;
 import io.netty.handler.codec.http.HttpResponseEncoder;
 import io.netty.handler.codec.http.HttpServerCodec;
 import io.netty.handler.codec.http.cors.CorsConfig;
+import io.netty.handler.codec.http.cors.CorsConfigBuilder;
 import io.netty.handler.codec.http.cors.CorsHandler;
 import io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler;
 import io.netty.handler.logging.LoggingHandler;
@@ -58,6 +60,7 @@ import io.netty.handler.stream.ChunkedWriteHandler;
 import io.netty.handler.timeout.IdleStateHandler;
 import io.netty.util.NettyRuntime;
 import io.netty.util.internal.SystemPropertyUtil;
+import org.apache.accumulo.core.conf.AccumuloConfiguration;
 import org.apache.curator.RetryPolicy;
 import org.apache.curator.framework.CuratorFramework;
 import org.apache.curator.framework.CuratorFrameworkFactory;
@@ -70,6 +73,7 @@ import org.apache.zookeeper.CreateMode;
 import org.apache.zookeeper.data.Stat;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.boot.WebApplicationType;
 import org.springframework.boot.builder.SpringApplicationBuilder;
 import org.springframework.context.ConfigurableApplicationContext;
 import timely.api.response.TimelyException;
@@ -208,13 +212,13 @@ public class Server {
             payload.setWsPort(config.getWebsocket().getPort());
             payload.setUdpPort(config.getServer().getUdpPort());
 
-            ServiceInstanceBuilder builder = ServiceInstance.builder();
+            ServiceInstanceBuilder<ServerDetails> builder = ServiceInstance.builder();
             String serviceName = host + ":" + config.getServer().getTcpPort();
-            ServiceInstance serviceInstance = builder.id(serviceName).name("timely-server")
+            ServiceInstance<ServerDetails> serviceInstance = builder.id(serviceName).name("timely-server")
                     .address(config.getServer().getIp()).port(config.getServer().getTcpPort()).payload(payload).build();
 
-            ServiceDiscovery discovery = ServiceDiscoveryBuilder.builder(ServerDetails.class).client(curatorFramework)
-                    .basePath(SERVICE_DISCOVERY_PATH).build();
+            ServiceDiscovery<ServerDetails> discovery = ServiceDiscoveryBuilder.builder(ServerDetails.class)
+                    .client(curatorFramework).basePath(SERVICE_DISCOVERY_PATH).build();
             discovery.start();
             discovery.registerService(serviceInstance);
 
@@ -250,7 +254,7 @@ public class Server {
     }
 
     protected static Configuration initializeConfiguration(String[] args) {
-        applicationContext = new SpringApplicationBuilder(SpringBootstrap.class).web(false).run(args);
+        applicationContext = new SpringApplicationBuilder(SpringBootstrap.class).web(WebApplicationType.NONE).run(args);
         return applicationContext.getBean(Configuration.class);
     }
 
@@ -414,7 +418,9 @@ public class Server {
     public void run() throws Exception {
 
         RetryPolicy retryPolicy = new RetryForever(1000);
-        curatorFramework = CuratorFrameworkFactory.newClient(config.getAccumulo().getZookeepers(), 30000, 10000,
+        int timeout = Long.valueOf(AccumuloConfiguration.getTimeInMillis(config.getAccumulo().getZookeeperTimeout()))
+                .intValue();
+        curatorFramework = CuratorFrameworkFactory.newClient(config.getAccumulo().getZookeepers(), timeout, 10000,
                 retryPolicy);
         curatorFramework.start();
         ensureZkPaths(curatorFramework, zkPaths);
@@ -430,7 +436,7 @@ public class Server {
         // Initialize the MetaCache
         MetaCacheFactory.getCache(config);
         // initialize the auth cache
-        AuthCache.setSessionMaxAge(config.getSecurity());
+        AuthCache.configure(config.getSecurity());
         // Initialize the VisibilityCache
         VisibilityCache.init(config);
         final boolean useEpoll = useEpoll();
@@ -507,10 +513,9 @@ public class Server {
         wsServer.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
         wsServer.option(ChannelOption.SO_BACKLOG, 128);
         wsServer.option(ChannelOption.SO_KEEPALIVE, true);
-        /* Not sure if next three lines are necessary */
+        /* Not sure if next two lines are necessary */
         wsServer.option(ChannelOption.SO_SNDBUF, 1048576);
-        wsServer.option(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, 838860);
-        wsServer.option(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, 620145);
+        wsServer.option(ChannelOption.WRITE_BUFFER_WATER_MARK, new WriteBufferWaterMark(620145, 838860));
         wsChannelHandle = wsServer.bind(wsIp, wsPort).sync().channel();
         final String wsAddress = ((InetSocketAddress) wsChannelHandle.localAddress()).getAddress().getHostAddress();
 
@@ -587,14 +592,14 @@ public class Server {
                 ch.pipeline().addLast("decoder", new HttpRequestDecoder());
                 ch.pipeline().addLast("compressor", new HttpContentCompressor());
                 ch.pipeline().addLast("decompressor", new HttpContentDecompressor());
-                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(8192));
+                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(65536));
                 ch.pipeline().addLast("chunker", new ChunkedWriteHandler());
                 final Cors corsCfg = config.getHttp().getCors();
-                final CorsConfig.Builder ccb;
+                final CorsConfigBuilder ccb;
                 if (corsCfg.isAllowAnyOrigin()) {
-                    ccb = new CorsConfig.Builder();
+                    ccb = CorsConfigBuilder.forAnyOrigin();
                 } else {
-                    ccb = new CorsConfig.Builder(corsCfg.getAllowedOrigins().stream().toArray(String[]::new));
+                    ccb = CorsConfigBuilder.forOrigins(corsCfg.getAllowedOrigins().stream().toArray(String[]::new));
                 }
                 if (corsCfg.isAllowNullOrigin()) {
                     ccb.allowNullOrigin();
@@ -635,7 +640,7 @@ public class Server {
                 ch.pipeline().addLast("logger", new LoggingHandler());
                 ch.pipeline().addLast("packetDecoder", new UdpPacketToByteBuf());
                 ch.pipeline().addLast("buffer", new MetricsBufferDecoder());
-                ch.pipeline().addLast("frame", new DelimiterBasedFrameDecoder(8192, true, Delimiters.lineDelimiter()));
+                ch.pipeline().addLast("frame", new DelimiterBasedFrameDecoder(65536, true, Delimiters.lineDelimiter()));
                 ch.pipeline().addLast("putDecoder", new UdpDecoder());
                 ch.pipeline().addLast("putHandler", new TcpPutHandler(dataStore));
             }
@@ -648,7 +653,7 @@ public class Server {
             @Override
             protected void initChannel(SocketChannel ch) throws Exception {
                 ch.pipeline().addLast("buffer", new MetricsBufferDecoder());
-                ch.pipeline().addLast("frame", new DelimiterBasedFrameDecoder(8192, true, Delimiters.lineDelimiter()));
+                ch.pipeline().addLast("frame", new DelimiterBasedFrameDecoder(65536, true, Delimiters.lineDelimiter()));
                 ch.pipeline().addLast("putDecoder", new TcpDecoder());
                 ch.pipeline().addLast("putHandler", new TcpPutHandler(dataStore));
                 ch.pipeline().addLast("versionHandler", new TcpVersionHandler());
@@ -663,11 +668,11 @@ public class Server {
             protected void initChannel(SocketChannel ch) throws Exception {
                 ch.pipeline().addLast("ssl", sslCtx.newHandler(ch.alloc()));
                 ch.pipeline().addLast("httpServer", new HttpServerCodec());
-                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(8192));
+                ch.pipeline().addLast("aggregator", new HttpObjectAggregator(65536));
                 ch.pipeline().addLast("sessionExtractor", new WebSocketFullRequestHandler());
                 ch.pipeline().addLast("idle-handler", new IdleStateHandler(conf.getWebsocket().getTimeout(), 0, 0));
                 ch.pipeline().addLast("ws-protocol",
-                        new WebSocketServerProtocolHandler(WS_PATH, null, true, 65536, true));
+                        new WebSocketServerProtocolHandler(WS_PATH, null, true, 65536, false, true));
                 ch.pipeline().addLast("wsDecoder", new WebSocketRequestDecoder(config.getSecurity()));
                 ch.pipeline().addLast("aggregators", new WSAggregatorsRequestHandler());
                 ch.pipeline().addLast("metrics", new WSMetricsRequestHandler(config));

server/src/main/java/timely/adapter/accumulo/MetaAdapter.java

@@ -0,0 +1,39 @@
+package timely.adapter.accumulo;
+
+import org.apache.accumulo.core.data.Key;
+import timely.api.model.Meta;
+import timely.model.Metric;
+
+/**
+ * Creates Accumulo data structures from {@link Metric}
+ */
+public class MetaAdapter {
+
+    public static Key createMetricKey(String metricName, Long timestamp) {
+        return new Key(Meta.METRIC_PREFIX + metricName, "", "", timestamp);
+    }
+
+    public static Key createTagKey(String metricName, String tagName, Long timestamp) {
+        return new Key(Meta.TAG_PREFIX + metricName, tagName, "", timestamp);
+    }
+
+    public static Key createValueKey(String metricName, String tagName, String tagValue, Long timestamp) {
+        return new Key(Meta.VALUE_PREFIX + metricName, tagName, tagValue, timestamp);
+    }
+
+    public static Meta parse(Key key) {
+        String row = key.getRow().toString();
+        if (row.startsWith(Meta.METRIC_PREFIX)) {
+            return Meta.parse(key, null, Meta.METRIC_PREFIX);
+        } else if (row.startsWith(Meta.TAG_PREFIX)) {
+            return Meta.parse(key, null, Meta.TAG_PREFIX);
+        } else if (row.startsWith(Meta.VALUE_PREFIX)) {
+            return Meta.parse(key, null, Meta.VALUE_PREFIX);
+        }
+        throw new IllegalStateException("Invalid key in meta " + key.toString());
+    }
+
+    public static String decodeRowKey(Key key) {
+        return parse(key).getMetric();
+    }
+}

server/src/main/java/timely/api/model/Meta.java

@@ -5,6 +5,10 @@ import java.util.List;
 
 import org.apache.accumulo.core.data.Key;
 import org.apache.accumulo.core.data.Value;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.builder.CompareToBuilder;
+import org.apache.commons.lang3.builder.EqualsBuilder;
+import org.apache.commons.lang3.builder.HashCodeBuilder;
 
 public class Meta implements Comparable<Meta> {
 
@@ -49,60 +53,79 @@ public class Meta implements Comparable<Meta> {
 
     public List<Key> toKeys() {
         List<Key> keys = new ArrayList<>();
-        keys.add(new Key(METRIC_PREFIX + metric));
-        keys.add(new Key(TAG_PREFIX + metric, tagKey));
-        keys.add(new Key(VALUE_PREFIX + metric, tagKey, tagValue));
+        if (StringUtils.isNotBlank(metric)) {
+            keys.add(new Key(METRIC_PREFIX + metric));
+        }
+        if (StringUtils.isNotBlank(tagKey)) {
+            keys.add(new Key(TAG_PREFIX + metric, tagKey));
+        }
+        if (StringUtils.isNotBlank(tagKey) && StringUtils.isNotBlank(tagValue)) {
+            keys.add(new Key(VALUE_PREFIX + metric, tagKey, tagValue));
+        }
         return keys;
     }
 
-    public static Meta parse(Key k, Value v) {
+    public static String prefix(Key key) {
+        String row = key.getRow().toString();
+        if (row.startsWith(Meta.METRIC_PREFIX)) {
+            return Meta.METRIC_PREFIX;
+        } else if (row.startsWith(Meta.TAG_PREFIX)) {
+            return Meta.TAG_PREFIX;
+        } else if (row.startsWith(Meta.VALUE_PREFIX)) {
+            return Meta.VALUE_PREFIX;
+        }
+        throw new IllegalStateException("Invalid key in meta " + key.toString());
+    }
+
+    public static Meta parse(Key key) {
+        return parse(key, null);
+    }
+
+    public static Meta parse(Key key, Value value) {
+        String row = key.getRow().toString();
+        if (row.startsWith(Meta.METRIC_PREFIX)) {
+            return Meta.parse(key, value, Meta.METRIC_PREFIX);
+        } else if (row.startsWith(Meta.TAG_PREFIX)) {
+            return Meta.parse(key, value, Meta.TAG_PREFIX);
+        } else if (row.startsWith(Meta.VALUE_PREFIX)) {
+            return Meta.parse(key, value, Meta.VALUE_PREFIX);
+        }
+        throw new IllegalStateException("Invalid key in meta " + key.toString());
+    }
+
+    public static Meta parse(Key k, Value v, String prefix) {
         if (k.getColumnQualifier().getLength() > 0) {
-            return new Meta(k.getRow().toString().substring(METRIC_PREFIX.length()), k.getColumnFamily().toString(),
+            return new Meta(k.getRow().toString().substring(prefix.length()), k.getColumnFamily().toString(),
                     k.getColumnQualifier().toString());
         } else if (k.getColumnFamily().getLength() > 0) {
-            return new Meta(k.getRow().toString().substring(METRIC_PREFIX.length()), k.getColumnFamily().toString(),
-                    null);
+            return new Meta(k.getRow().toString().substring(prefix.length()), k.getColumnFamily().toString(), null);
 
         } else {
-            return new Meta(k.getRow().toString().substring(METRIC_PREFIX.length()), null, null);
+            return new Meta(k.getRow().toString().substring(prefix.length()), null, null);
         }
     }
 
     @Override
     public int hashCode() {
-        final int prime = 31;
-        int result = 1;
-        result = prime * result + ((metric == null) ? 0 : metric.hashCode());
-        result = prime * result + ((tagKey == null) ? 0 : tagKey.hashCode());
-        result = prime * result + ((tagValue == null) ? 0 : tagValue.hashCode());
-        return result;
+        HashCodeBuilder builder = new HashCodeBuilder();
+        builder.append(metric);
+        builder.append(tagKey);
+        builder.append(tagValue);
+        return builder.toHashCode();
     }
 
     @Override
-    public boolean equals(Object obj) {
-        if (this == obj)
-            return true;
-        if (obj == null)
+    public boolean equals(Object o) {
+        if (o instanceof Meta) {
+            Meta obj = (Meta) o;
+            EqualsBuilder builder = new EqualsBuilder();
+            builder.append(this.metric, obj.metric);
+            builder.append(this.tagKey, obj.tagKey);
+            builder.append(this.tagValue, obj.tagValue);
+            return builder.isEquals();
+        } else {
             return false;
-        if (getClass() != obj.getClass())
-            return false;
-        Meta other = (Meta) obj;
-        if (metric == null) {
-            if (other.metric != null)
-                return false;
-        } else if (!metric.equals(other.metric))
-            return false;
-        if (tagKey == null) {
-            if (other.tagKey != null)
-                return false;
-        } else if (!tagKey.equals(other.tagKey))
-            return false;
-        if (tagValue == null) {
-            if (other.tagValue != null)
-                return false;
-        } else if (!tagValue.equals(other.tagValue))
-            return false;
-        return true;
+        }
     }
 
     @Override
@@ -112,15 +135,10 @@ public class Meta implements Comparable<Meta> {
 
     @Override
     public int compareTo(Meta o) {
-        int result = metric.compareTo(o.metric);
-        if (result != 0) {
-            return result;
-        }
-        result = tagKey.compareTo(o.tagKey);
-        if (result != 0) {
-            return result;
-        }
-        return tagValue.compareTo(o.tagValue);
+        CompareToBuilder builder = new CompareToBuilder();
+        builder.append(this.metric, o.metric);
+        builder.append(this.tagKey, o.tagKey);
+        builder.append(this.tagValue, o.tagValue);
+        return builder.toComparison();
     }
-
 }

server/src/main/java/timely/api/request/AuthenticatedRequest.java

@@ -9,7 +9,7 @@ import timely.auth.util.HttpHeaderUtils;
 import timely.netty.http.auth.TimelyAuthenticationToken;
 
 /**
- * Base class for requests that require authentication
+ * Base class for requests that require auth
  */
 @JsonIgnoreProperties({ "userName", "requestHeader" })
 public class AuthenticatedRequest implements Request {
@@ -44,7 +44,7 @@ public class AuthenticatedRequest implements Request {
         StringBuilder buf = new StringBuilder();
         buf.append("{");
         buf.append("Session ID: ").append(sessionId);
-        buf.append("Token: ").append(token.getTimelyPrincipal().getName());
+        buf.append("Token: ").append(token == null ? null : token.getTimelyPrincipal().getName());
         buf.append(", Request Headers: ").append(requestHeaders.toString());
         buf.append("}");
         return buf.toString();

server/src/main/java/timely/api/request/TcpRequest.java

@@ -4,8 +4,6 @@ public interface TcpRequest extends Request {
 
     /**
      * Parse a line of text received and populate this object
-     * 
-     * @param line
      */
     public void parse(String line);
 

server/src/main/java/timely/api/request/UdpRequest.java

@@ -4,8 +4,6 @@ public interface UdpRequest {
 
     /**
      * Parse a line of text received and populate this object
-     * 
-     * @param line
      */
     public void parse(String line);
 

server/src/main/java/timely/api/response/timeseries/MetricsResponse.java

@@ -18,7 +18,7 @@ import com.fasterxml.jackson.databind.node.ObjectNode;
 import io.netty.buffer.Unpooled;
 import io.netty.handler.codec.http.DefaultFullHttpResponse;
 import io.netty.handler.codec.http.FullHttpResponse;
-import io.netty.handler.codec.http.HttpHeaders.Names;
+import io.netty.handler.codec.http.HttpHeaderNames;
 import io.netty.handler.codec.http.HttpResponseStatus;
 import io.netty.handler.codec.http.HttpVersion;
 import io.netty.handler.codec.http.websocketx.TextWebSocketFrame;
@@ -129,8 +129,8 @@ public class MetricsResponse {
         }
         FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK,
                 Unpooled.copiedBuffer(buf));
-        response.headers().set(Names.CONTENT_TYPE, responseType);
-        response.headers().set(Names.CONTENT_LENGTH, response.content().readableBytes());
+        response.headers().set(HttpHeaderNames.CONTENT_TYPE, responseType);
+        response.headers().set(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());
         return response;
     }
 
@@ -156,8 +156,10 @@ public class MetricsResponse {
         b.append(TR_END);
         String prevMetric = null;
         StringBuilder tags = new StringBuilder();
+        Map<String, Long> tagMap = new HashMap<>();
         for (Meta m : tree) {
             if (prevMetric != null && !m.getMetric().equals(prevMetric)) {
+                tagMap.clear();
                 b.append(TR_START);
                 b.append(TD_START).append(prevMetric).append(TD_END);
                 b.append(TD_START).append(tags.toString()).append(TD_END);
@@ -168,8 +170,12 @@ public class MetricsResponse {
             if (prevMetric == null) {
                 prevMetric = m.getMetric();
             }
+            long numValues = tagMap.getOrDefault(m.getTagKey(), 0l);
             if (!(this.ignoredTags.contains(m.getTagKey()))) {
-                tags.append(m.getTagKey()).append("=").append(m.getTagValue()).append(" ");
+                if (numValues <= conf.getMetaCache().getMaxTagValues()) {
+                    tags.append(m.getTagKey()).append("=").append(m.getTagValue()).append(" ");
+                    tagMap.put(m.getTagKey(), ++numValues);
+                }
             }
         }
         b.append(TR_START);

server/src/main/java/timely/auth/AuthCache.java

@@ -20,39 +20,96 @@ import timely.netty.http.auth.TimelyAuthenticationToken;
 
 public class AuthCache {
 
-    private static Logger LOG = LoggerFactory.getLogger(AuthCache.class);
+    private static final Logger LOG = LoggerFactory.getLogger(AuthCache.class);
     private static Cache<String, TimelyPrincipal> CACHE = null;
 
-    private static int sessionMaxAge = -1;
+    private static int cacheExpirationMinutes = -1;
+    private static int cacheRefreshMinutes = -1;
 
     /**
      * For tests only
      */
-    public static void resetSessionMaxAge() {
-        sessionMaxAge = -1;
+    public static void resetConfiguration() {
+        cacheExpirationMinutes = -1;
+        cacheRefreshMinutes = -1;
     }
 
-    public static void setSessionMaxAge(Security security) {
-        if (-1 != sessionMaxAge) {
-            throw new IllegalStateException("Cache session max age already configured.");
+    public static void configure(Security security) {
+        if (-1 != cacheExpirationMinutes || -1 != cacheRefreshMinutes) {
+            throw new IllegalStateException("Cache already configured.");
         }
-        sessionMaxAge = security.getSessionMaxAge();
+        cacheExpirationMinutes = security.getCacheExpirationMinutes();
+        cacheRefreshMinutes = security.getCacheRefreshMinutes();
     }
 
-    public static Cache<String, TimelyPrincipal> getCache() {
-        if (-1 == sessionMaxAge) {
+    private static Cache<String, TimelyPrincipal> getCache() {
+        if (-1 == cacheExpirationMinutes) {
             throw new IllegalStateException("Cache session max age not configured.");
         }
         if (null == CACHE) {
-            CACHE = Caffeine.newBuilder().expireAfterAccess(sessionMaxAge, TimeUnit.SECONDS).build();
+            Caffeine<Object, Object> caffeine = Caffeine.newBuilder();
+            caffeine.expireAfterWrite(cacheExpirationMinutes, TimeUnit.MINUTES);
+            if (cacheRefreshMinutes > 0) {
+                caffeine.refreshAfterWrite(cacheRefreshMinutes, TimeUnit.MINUTES);
+                CACHE = caffeine.build(key -> getTimelyPrincipal(key));
+            } else {
+                CACHE = caffeine.build();
+            }
         }
         return CACHE;
     }
 
+    private static TimelyPrincipal getTimelyPrincipal(String key) {
+        LOG.debug("Refreshing TimelyPrincipal {}", key);
+        TimelyPrincipal timelyPrincipal = null;
+        String[] dnArray = key.split(" -> ");
+        if (dnArray.length == 1) {
+            SubjectIssuerDNPair pair = SubjectIssuerDNPair.parse(dnArray[0]);
+            TimelyAuthenticationToken token = AuthenticationService.getAuthenticationToken(new Object(),
+                    pair.subjectDN(), pair.issuerDN());
+            timelyPrincipal = AuthenticationService.authenticate(token, pair, token.getTimelyPrincipal().getName(),
+                    false);
+        } else if (dnArray.length > 1) {
+            Collection<TimelyUser> timelyUsers = new ArrayList<>();
+            for (String s : dnArray) {
+                SubjectIssuerDNPair pair = SubjectIssuerDNPair.parse(s);
+                TimelyAuthenticationToken token = AuthenticationService.getAuthenticationToken(new Object(),
+                        pair.subjectDN(), pair.issuerDN());
+                TimelyPrincipal p = AuthenticationService.authenticate(token, pair,
+                        token.getTimelyPrincipal().getName(), false);
+                timelyUsers.addAll(p.getProxiedUsers());
+            }
+            timelyPrincipal = new TimelyPrincipal(timelyUsers);
+        }
+        return timelyPrincipal;
+    }
+
+    public static boolean containsKey(String key) {
+        return getCache().getIfPresent(key) != null;
+    }
+
+    public static TimelyPrincipal get(String key) {
+        return getCache().getIfPresent(key);
+    }
+
+    public static void put(String key, TimelyPrincipal principal) {
+        getCache().put(key, principal);
+    }
+
+    public static void remove(String key) {
+        getCache().invalidate(key);
+    }
+
+    public static void clear() {
+        if (CACHE != null) {
+            CACHE.invalidateAll();
+        }
+    }
+
     protected static Collection<Authorizations> getAuthorizations(String entityName) {
         if (!StringUtils.isEmpty(entityName)) {
             List<Authorizations> authorizationsList = new ArrayList<>();
-            TimelyPrincipal principal = CACHE.asMap().get(entityName);
+            TimelyPrincipal principal = AuthCache.get(entityName);
             if (principal != null) {
                 for (Collection<String> authCollection : principal.getAuthorizations()) {
                     authorizationsList.add(AuthorizationsUtil.toAuthorizations(authCollection));

server/src/main/java/timely/auth/AuthenticationService.java

@@ -2,8 +2,14 @@ package timely.auth;
 
 import java.security.cert.X509Certificate;
 import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
 import java.util.List;
 import java.util.ServiceConfigurationError;
+import java.util.Set;
+import java.util.TreeSet;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.stream.Collectors;
 
 import com.google.common.collect.Multimap;
 import io.netty.channel.ChannelHandlerContext;
@@ -17,24 +23,34 @@ import org.springframework.context.ApplicationContext;
 import org.springframework.context.support.ClassPathXmlApplicationContext;
 import org.springframework.security.authentication.AuthenticationManager;
 import org.springframework.security.core.Authentication;
-import org.springframework.security.web.authentication.preauth.x509.SubjectDnX509PrincipalExtractor;
 import timely.api.request.AuthenticatedRequest;
 import timely.api.response.TimelyException;
-import timely.auth.util.AuthenticationUtils;
+import timely.auth.util.DnUtils;
 import timely.netty.http.auth.TimelyAuthenticationToken;
+import timely.netty.http.auth.TimelyUserDetails;
 
 public class AuthenticationService {
 
-    private static Logger LOG = LoggerFactory.getLogger(AuthenticationService.class);
+    private static final Logger LOG = LoggerFactory.getLogger(AuthenticationService.class);
     private static ApplicationContext springContext = null;
     private static AuthenticationManager authManager = null;
-    private static SubjectDnX509PrincipalExtractor x509 = null;
+    private static ConcurrentHashMap<String, Object> fetchingEntity = new ConcurrentHashMap<>();
+    private static ConcurrentHashMap<String, Object> fetchingPrincipal = new ConcurrentHashMap<>();
+    private static Collection<String> requiredRoles;
+    private static Collection<String> requiredAuths;
 
     static {
         try {
             springContext = new ClassPathXmlApplicationContext("security.xml");
-            authManager = (AuthenticationManager) springContext.getBean("authenticationManager");
-            x509 = (SubjectDnX509PrincipalExtractor) springContext.getBean("x509PrincipalExtractor");
+            authManager = springContext.getBean("authenticationManager", AuthenticationManager.class);
+            @SuppressWarnings("unchecked")
+            List<String> uncheckedRoles = springContext.getBean("requiredRoles", List.class);
+            requiredRoles = uncheckedRoles;
+            requiredRoles.removeIf(String::isEmpty);
+            @SuppressWarnings("unchecked")
+            List<String> uncheckedAuths = springContext.getBean("requiredAuths", List.class);
+            requiredAuths = uncheckedAuths;
+            requiredAuths.removeIf(String::isEmpty);
         } catch (BeansException e) {
             throw new ServiceConfigurationError("Error setting up Authentication objects: " + e.getMessage(),
                     e.getRootCause());
@@ -45,23 +61,66 @@ public class AuthenticationService {
         return authManager;
     }
 
-    public static TimelyAuthenticationToken authenticate(Authentication authentication) {
-        return authenticate(authentication, null);
+    public static TimelyPrincipal authenticate(Authentication authentication, String cacheName) {
+        return authenticate(authentication, SubjectIssuerDNPair.of(cacheName), cacheName);
     }
 
-    public static TimelyAuthenticationToken authenticate(Authentication authentication, X509Certificate clientCert) {
-        Authentication token = getAuthenticationManager().authenticate(authentication);
-        return AuthenticationUtils.getTimelyAuthenticationToken(token, clientCert);
+    public static TimelyPrincipal authenticate(Authentication authentication, SubjectIssuerDNPair pair, String entity) {
+        return authenticate(authentication, pair, entity, true);
+    }
+
+    public static TimelyPrincipal authenticate(Authentication authentication, SubjectIssuerDNPair pair, String entity,
+            boolean useCache) {
+
+        // only one thread should call the authenticationManager for a given entity
+        TimelyPrincipal principal = null;
+        if (useCache) {
+            principal = AuthCache.get(entity);
+        }
+        // once an entity is in the AuthCache, we can bypass all of this
+        if (principal == null) {
+            Object newObj = new Object();
+            Object o = fetchingEntity.getOrDefault(entity, newObj);
+            if (o == null) {
+                o = newObj;
+            }
+            try {
+                synchronized (o) {
+                    // if multiple threads are waiting on this synchronized, then the 2nd and all
+                    // others will get the principal here
+                    if (useCache) {
+                        principal = AuthCache.get(entity);
+                    }
+                    if (principal == null) {
+                        Authentication token = getAuthenticationManager().authenticate(authentication);
+                        principal = getTimelyPrincipal(token, pair);
+                        LOG.trace("Got entity principal for {} from AuthenticationManager", entity);
+                        if (useCache) {
+                            AuthCache.put(entity, principal);
+                        }
+                    } else {
+                        LOG.trace("Got entity principal for {} from AuthCache on 2nd attempt", entity);
+                    }
+                }
+            } finally {
+                fetchingEntity.remove(entity);
+            }
+        } else {
+            LOG.trace("Got entity principal for {} from AuthCache on 1st attempt", entity);
+        }
+        return principal;
     }
 
     public static void enforceAccess(AuthenticatedRequest request) throws Exception {
         String sessionId = request.getSessionId();
         X509Certificate clientCert = request.getToken().getClientCert();
+        TimelyPrincipal verifiedPrincipal = null;
         if (StringUtils.isBlank(sessionId) && clientCert == null) {
             throw new TimelyException(HttpResponseStatus.UNAUTHORIZED.code(), "User must log in",
                     "Anonymous access is disabled.  User must either send a client certificate or log in");
         } else if (StringUtils.isNotBlank(sessionId)) {
-            if (!AuthCache.getCache().asMap().containsKey(sessionId)) {
+            verifiedPrincipal = AuthCache.get(sessionId);
+            if (verifiedPrincipal == null) {
                 throw new TimelyException(HttpResponseStatus.UNAUTHORIZED.code(), "User must log in",
                         "Unknown session id was submitted, log in again");
             }
@@ -69,31 +128,92 @@ public class AuthenticationService {
             try {
                 TimelyAuthenticationToken token = request.getToken();
                 TimelyPrincipal requestPrincipal = token.getTimelyPrincipal();
-                if (!AuthCache.getCache().asMap().containsKey(requestPrincipal.getName())) {
-                    List<TimelyUser> authenticatedTimelyUsers = new ArrayList<>();
-                    for (TimelyUser user : requestPrincipal.getProxiedUsers()) {
-                        SubjectIssuerDNPair p = user.getDn();
-                        TimelyAuthenticationToken entityToken = getAuthenticationToken(clientCert, p.subjectDN(),
-                                p.issuerDN());
-                        TimelyPrincipal entityPrincipal = AuthCache.getCache().asMap()
-                                .get(entityToken.getTimelyPrincipal().getName());
-                        if (entityPrincipal == null) {
-                            TimelyAuthenticationToken t = authenticate(entityToken, clientCert);
-                            entityPrincipal = t.getTimelyPrincipal();
-                            AuthCache.getCache().asMap().put(entityPrincipal.getName(), entityPrincipal);
-                        }
-                        authenticatedTimelyUsers.addAll(entityPrincipal.getProxiedUsers());
+                String entity = requestPrincipal.getName();
+                verifiedPrincipal = AuthCache.get(entity);
+                if (verifiedPrincipal == null) {
+                    Object newObj = new Object();
+                    Object o = fetchingPrincipal.getOrDefault(entity, newObj);
+                    if (o == null) {
+                        o = newObj;
                     }
-                    TimelyPrincipal principal = new TimelyPrincipal(authenticatedTimelyUsers);
-                    AuthCache.getCache().asMap().put(principal.getName(), principal);
-                    LOG.debug("Authenticated user {} for request {} with authorizations {}", principal.getName(),
-                            request.toString(), principal.getAuthorizationsString());
+                    try {
+                        synchronized (o) {
+                            // check again if in the AuthCache
+                            verifiedPrincipal = AuthCache.get(entity);
+                            if (verifiedPrincipal == null) {
+                                // first thread here, so authenticate all entities in requestPrincipal
+                                List<TimelyUser> authenticatedTimelyUsers = new ArrayList<>();
+                                for (TimelyUser user : requestPrincipal.getProxiedUsers()) {
+                                    SubjectIssuerDNPair p = user.getDn();
+                                    TimelyAuthenticationToken entityToken = getAuthenticationToken(clientCert,
+                                            p.subjectDN(), p.issuerDN());
+                                    TimelyPrincipal entityPrincipal = authenticate(entityToken, p,
+                                            entityToken.getTimelyPrincipal().getName());
+                                    authenticatedTimelyUsers.addAll(entityPrincipal.getProxiedUsers());
+                                }
+                                verifiedPrincipal = new TimelyPrincipal(authenticatedTimelyUsers);
+                                AuthCache.put(verifiedPrincipal.getName(), verifiedPrincipal);
+                                LOG.debug("Authenticated user {} for request {} with authorizations {}",
+                                        verifiedPrincipal.getName(), request.toString(),
+                                        verifiedPrincipal.getAuthorizationsString());
+                            } else {
+                                LOG.trace("Verified principal {} in AuthCache on 2nd attempt", entity);
+                            }
+                        }
+                    } finally {
+                        fetchingPrincipal.remove(entity);
+                    }
+                } else {
+                    LOG.trace("Verified principal {} in AuthCache on 1st attempt", entity);
                 }
-            } catch (Exception e) {
+            } catch (RuntimeException e) {
                 LOG.error(e.getMessage(), e);
                 throw new TimelyException(HttpResponseStatus.UNAUTHORIZED.code(), "Access denied", e.getMessage());
             }
         }
+        try {
+            checkAllowedAccess(verifiedPrincipal.getPrimaryUser());
+        } catch (TimelyException e) {
+            // validation based on roles and/or auths failed
+            // remove combined principal and primary user from cache
+            // i.e. don't cache a failure
+            AuthCache.remove(verifiedPrincipal.getName());
+            AuthCache.remove(verifiedPrincipal.getPrimaryUser().getName());
+            throw e;
+        }
+
+    }
+
+    private static void checkAllowedAccess(TimelyUser primaryUser) throws TimelyException {
+        Set<String> missingRoles = new TreeSet<>();
+        Set<String> missingAuths = new TreeSet<>();
+        if (requiredRoles != null) {
+            if (!primaryUser.getRoles().containsAll(requiredRoles)) {
+                missingRoles.addAll(requiredRoles);
+                missingRoles.removeAll(primaryUser.getRoles());
+            }
+        }
+        if (requiredAuths != null) {
+            if (!primaryUser.getAuths().containsAll(requiredAuths)) {
+                missingAuths.addAll(requiredRoles);
+                missingAuths.removeAll(primaryUser.getAuths());
+            }
+        }
+
+        if (!missingRoles.isEmpty() || !missingAuths.isEmpty()) {
+            String message = "";
+            if (!missingRoles.isEmpty() && !missingAuths.isEmpty()) {
+                message = "User:" + primaryUser.getName() + " is missing role(s):" + missingRoles + " and auth(s):"
+                        + missingAuths;
+
+            } else if (!missingRoles.isEmpty()) {
+                message = "User:" + primaryUser.getName() + " is missing role(s):" + missingRoles;
+            } else if (missingAuths.isEmpty()) {
+                message = "User:" + primaryUser.getName() + " is missing auths(s):" + missingAuths;
+            }
+            LOG.debug(message);
+            throw new TimelyException(HttpResponseStatus.UNAUTHORIZED.code(), "Access denied", message);
+        }
     }
 
     public static X509Certificate getClientCertificate(ChannelHandlerContext ctx) {
@@ -125,7 +245,7 @@ public class AuthenticationService {
         return authenticationToken;
     }
 
-    public static TimelyAuthenticationToken getAuthenticationToken(X509Certificate clientCert, String subjectDn,
+    public static TimelyAuthenticationToken getAuthenticationToken(Object clientCert, String subjectDn,
             String issuerDn) {
         TimelyAuthenticationToken authenticationToken = null;
         try {
@@ -135,4 +255,21 @@ public class AuthenticationService {
         }
         return authenticationToken;
     }
+
+    private static TimelyPrincipal getTimelyPrincipal(Authentication authentication,
+            SubjectIssuerDNPair subjectIssuerDNPair) {
+        String subjectDn = subjectIssuerDNPair.subjectDN();
+        TimelyUser.UserType userType = DnUtils.isServerDN(subjectDn) ? TimelyUser.UserType.SERVER
+                : TimelyUser.UserType.USER;
+        Collection<String> auths = authentication.getAuthorities().stream().map(a -> a.getAuthority())
+                .collect(Collectors.toList());
+        Object o = authentication.getPrincipal();
+        Collection<String> roles = null;
+        if (o instanceof TimelyUserDetails) {
+            roles = ((TimelyUserDetails) o).getRoles();
+        }
+        TimelyUser timelyUser = new TimelyUser(subjectIssuerDNPair, userType, auths, roles, null,
+                System.currentTimeMillis());
+        return new TimelyPrincipal(Arrays.asList(timelyUser));
+    }
 }

server/src/main/java/timely/auth/ScannerBaseDelegate.java

@@ -16,8 +16,6 @@ import org.apache.accumulo.core.data.Value;
 import org.apache.accumulo.core.data.thrift.IterInfo;
 import org.apache.accumulo.core.security.Authorizations;
 import org.apache.hadoop.io.Text;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 /**
  * A simple wrapper around a {@link ScannerBase} that overrides the methods that
@@ -27,7 +25,6 @@ import org.slf4j.LoggerFactory;
  */
 public class ScannerBaseDelegate implements ScannerBase {
 
-    private static final Logger log = LoggerFactory.getLogger(ScannerBaseDelegate.class);
     private static final String SYSTEM_ITERATOR_NAME_PREFIX = "sys_";
 
     protected final ScannerBase delegate;
@@ -139,10 +136,11 @@ public class ScannerBaseDelegate implements ScannerBase {
     @Override
     public void clearScanIterators() {
         if (delegate instanceof ScannerOptions) {
-            ScannerOptionsHelper opts = new ScannerOptionsHelper((ScannerOptions) delegate);
-            for (IteratorSetting iteratorSetting : opts.getIterators()) {
-                if (!iteratorSetting.getName().startsWith(SYSTEM_ITERATOR_NAME_PREFIX)) {
-                    delegate.removeScanIterator(iteratorSetting.getName());
+            try (ScannerOptionsHelper opts = new ScannerOptionsHelper((ScannerOptions) delegate)) {
+                for (IteratorSetting iteratorSetting : opts.getIterators()) {
+                    if (!iteratorSetting.getName().startsWith(SYSTEM_ITERATOR_NAME_PREFIX)) {
+                        delegate.removeScanIterator(iteratorSetting.getName());
+                    }
                 }
             }
         } else {

server/src/main/java/timely/auth/SubjectIssuerDNPair.java

@@ -13,6 +13,7 @@ import timely.auth.util.ProxiedEntityUtils;
  */
 public class SubjectIssuerDNPair implements Serializable {
 
+    private static final long serialVersionUID = 1L;
     private final String subjectDN;
     private final String issuerDN;
 

server/src/main/java/timely/auth/TimelyPrincipal.java

@@ -29,6 +29,7 @@ import timely.auth.util.DnUtils;
 @XmlAccessorType(XmlAccessType.NONE)
 public class TimelyPrincipal implements Principal, Serializable {
 
+    private static final long serialVersionUID = 1L;
     private final String username;
     private final TimelyUser primaryUser;
     @XmlElement
@@ -60,7 +61,7 @@ public class TimelyPrincipal implements Principal, Serializable {
         TimelyUser first = proxiedUsers.stream().findFirst().orElse(null);
         this.primaryUser = proxiedUsers.stream().filter(u -> u.getUserType() == TimelyUser.UserType.USER).findFirst()
                 .orElse(first);
-        this.proxiedUsers.add(first);
+        this.proxiedUsers.add(primaryUser);
         this.proxiedUsers
                 .addAll(proxiedUsers.stream().filter(u -> !u.equals(primaryUser)).collect(Collectors.toList()));
         this.username = this.proxiedUsers.stream().map(TimelyUser::getName).collect(Collectors.joining(" -> "));
@@ -103,7 +104,7 @@ public class TimelyPrincipal implements Principal, Serializable {
 
     public Set<String> getProxyServers() {
 
-        // @formatter:off
+    // @formatter:off
         Set<String> proxyServers = getProxiedUsers().stream()
                 .filter(u -> u.getUserType() == TimelyUser.UserType.SERVER)
                 .map(TimelyUser::getDn)

server/src/main/java/timely/auth/TimelyUser.java

@@ -11,7 +11,7 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import com.google.common.collect.LinkedHashMultimap;
 import com.google.common.collect.Multimap;
 import com.google.common.collect.Multimaps;
-import timely.auth.util.ProxiedEntityUtils;
+import timely.auth.util.DnUtils;
 
 /**
  * A user of a TIMELY service. Typically, one or more of these users (a chain
@@ -20,6 +20,8 @@ import timely.auth.util.ProxiedEntityUtils;
  */
 public class TimelyUser implements Serializable {
 
+    private static final long serialVersionUID = 1L;
+
     public enum UserType {
         USER, SERVER
     }
@@ -38,11 +40,28 @@ public class TimelyUser implements Serializable {
     private final long creationTime;
     private final long expirationTime;
 
+    /*
+     * For Spring configuration
+     */
+    public TimelyUser(String subjectDn, Collection<String> auths, Collection<String> roles) {
+        this.name = subjectDn;
+        this.commonName = DnUtils.getCommonName(subjectDn);
+        this.dn = SubjectIssuerDNPair.of(subjectDn);
+        this.userType = DnUtils.isServerDN(subjectDn) ? UserType.SERVER : UserType.USER;
+        this.auths = auths == null ? Collections.emptyList() : new LinkedHashSet<>(auths);
+        this.unmodifiableAuths = Collections.unmodifiableCollection(this.auths);
+        this.roles = roles == null ? Collections.emptyList() : new LinkedHashSet<>(roles);
+        this.unmodifiableRoles = Collections.unmodifiableCollection(this.roles);
+        this.roleToAuthMapping = null;
+        this.creationTime = System.currentTimeMillis();
+        this.expirationTime = -1L;
+    }
+
     /*
      * For testing
      */
     public TimelyUser(String subjectDn, Collection<String> auths) {
-        this(SubjectIssuerDNPair.of(subjectDn), UserType.USER, auths, null, null, System.currentTimeMillis(), -1);
+        this(SubjectIssuerDNPair.of(subjectDn), UserType.USER, auths, null, null, System.currentTimeMillis(), -1L);
     }
 
     public TimelyUser(SubjectIssuerDNPair dn, UserType userType, Collection<String> auths, Collection<String> roles,
@@ -58,7 +77,7 @@ public class TimelyUser implements Serializable {
             @JsonProperty(value = "creationTime", defaultValue = "-1L") long creationTime,
             @JsonProperty(value = "expirationTime", defaultValue = "-1L") long expirationTime) {
         this.name = dn.toString();
-        this.commonName = ProxiedEntityUtils.getCommonName(dn.subjectDN());
+        this.commonName = DnUtils.getCommonName(dn.subjectDN());
         this.dn = dn;
         this.userType = userType;
         this.auths = auths == null ? Collections.emptyList() : new LinkedHashSet<>(auths);

server/src/main/java/timely/auth/UserDetailsService.java

@@ -3,7 +3,6 @@ package timely.auth;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
-import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 
@@ -11,18 +10,20 @@ import org.springframework.security.core.authority.SimpleGrantedAuthority;
 import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.security.core.userdetails.UsernameNotFoundException;
 import org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationToken;
+import timely.netty.http.auth.TimelyUserDetails;
 
 public class UserDetailsService implements
         org.springframework.security.core.userdetails.AuthenticationUserDetailsService<PreAuthenticatedAuthenticationToken> {
 
-    private HashMap<String, List<String>> users;
+    private HashMap<String, TimelyUser> users;
 
-    public Map<String, List<String>> getUsers() {
+    public Map<String, TimelyUser> getUsers() {
         return users;
     }
 
-    public void setUsers(LinkedHashMap<String, List<String>> users) {
-        this.users = new HashMap<>(users);
+    public void setUsers(List<TimelyUser> users) {
+        this.users = new HashMap<>();
+        users.forEach(u -> this.users.put(u.getName(), u));
     }
 
     @Override
@@ -30,25 +31,32 @@ public class UserDetailsService implements
             throws UsernameNotFoundException {
         // Determine if the user is allowed to access the system, if not throw
         // UsernameNotFoundException
-        String username = token.getName().toString();
+        String username = token.getName();
         if (!users.containsKey(username)) {
             throw new UsernameNotFoundException(username + " not configured.");
         }
         // If allowed, populate the user details object with the authorities for
         // the user.
-        return new UserDetails() {
+        return new TimelyUserDetails() {
 
             private static final long serialVersionUID = 1L;
 
             @Override
             public Collection<SimpleGrantedAuthority> getAuthorities() {
                 final Collection<SimpleGrantedAuthority> auths = new ArrayList<>();
-                users.get(username).forEach(a -> {
+                users.get(username).getAuths().forEach(a -> {
                     auths.add(new SimpleGrantedAuthority(a));
                 });
                 return auths;
             }
 
+            @Override
+            public Collection<String> getRoles() {
+                final Collection<String> roles = new ArrayList<>();
+                roles.addAll(users.get(username).getRoles());
+                return roles;
+            }
+
             @Override
             public String getPassword() {
                 return "";

server/src/main/java/timely/auth/util/AuthenticationUtils.java

@@ -1,48 +0,0 @@
-package timely.auth.util;
-
-import java.security.cert.X509Certificate;
-import java.util.Collection;
-import java.util.stream.Collectors;
-
-import com.google.common.collect.HashMultimap;
-import org.springframework.security.core.Authentication;
-import org.springframework.security.core.GrantedAuthority;
-import timely.auth.SubjectIssuerDNPair;
-import timely.auth.TimelyPrincipal;
-import timely.auth.TimelyUser;
-import timely.netty.http.auth.TimelyAuthenticationToken;
-
-public class AuthenticationUtils {
-
-    public static Collection<String> getAuthCollection(Authentication authentication) {
-        Collection<? extends GrantedAuthority> authorities = authentication.getAuthorities();
-        return authorities.stream().map(a -> a.getAuthority()).collect(Collectors.toList());
-    }
-
-    public static TimelyAuthenticationToken getTimelyAuthenticationToken(Authentication authentication,
-            X509Certificate clientCert) {
-        TimelyAuthenticationToken timelyAuthenticationToken = null;
-        if (authentication instanceof TimelyAuthenticationToken) {
-            return (TimelyAuthenticationToken) authentication;
-        } else {
-            if (clientCert == null) {
-                timelyAuthenticationToken = new TimelyAuthenticationToken(authentication.getName(), null,
-                        HashMultimap.create());
-                TimelyUser timelyUser = new TimelyUser(SubjectIssuerDNPair.of(authentication.getName()),
-                        TimelyUser.UserType.USER, AuthenticationUtils.getAuthCollection(authentication), null, null,
-                        System.currentTimeMillis());
-                timelyAuthenticationToken.setTimelyPrincipal(new TimelyPrincipal(timelyUser));
-            } else {
-                timelyAuthenticationToken = new TimelyAuthenticationToken(authentication.getName(), clientCert,
-                        HashMultimap.create());
-                TimelyUser.UserType userType = DnUtils.isServerDN(clientCert.getSubjectDN().getName())
-                        ? TimelyUser.UserType.SERVER
-                        : TimelyUser.UserType.USER;
-                TimelyUser timelyUser = new TimelyUser(SubjectIssuerDNPair.of(authentication.getName()), userType,
-                        AuthenticationUtils.getAuthCollection(authentication), null, null, System.currentTimeMillis());
-                timelyAuthenticationToken.setTimelyPrincipal(new TimelyPrincipal(timelyUser));
-            }
-        }
-        return timelyAuthenticationToken;
-    }
-}

server/src/main/java/timely/auth/util/DnUtils.java

@@ -11,6 +11,7 @@ import java.util.List;
 import java.util.Properties;
 import java.util.regex.Pattern;
 
+import io.netty.handler.codec.http.QueryStringDecoder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -200,4 +201,12 @@ public class DnUtils {
             return false;
         }
     }
+
+    public static void main(String[] args) {
+
+        QueryStringDecoder decoder = new QueryStringDecoder("https://my.server:3000");
+
+        System.out.println(decoder.path());
+
+    }
 }

server/src/main/java/timely/auth/util/HttpHeaderUtils.java

@@ -13,7 +13,9 @@ public class HttpHeaderUtils {
         Multimap<String, String> headerMultimap = HashMultimap.create();
         if (headers != null) {
             for (Map.Entry<String, String> e : headers.entries()) {
-                headerMultimap.put(e.getKey(), e.getValue());
+                // lower case for HTTP/2 compatibility; even for HTTP/1, these were always
+                // case-insensitive
+                headerMultimap.put(e.getKey().toLowerCase(), e.getValue());
             }
         }
         return headerMultimap;
@@ -22,6 +24,9 @@ public class HttpHeaderUtils {
     public static String getSingleHeader(Multimap<String, String> headers, String headerName, boolean enforceOneValue)
             throws IllegalArgumentException {
         String value = null;
+        // lower case for HTTP/2 compatibility; even for HTTP/1, these were always
+        // case-insensitive
+        headerName = headerName.toLowerCase();
         Collection<String> values = (headers == null) ? null : headers.get(headerName);
         if (values != null && !values.isEmpty()) {
             if (values.size() > 1 && enforceOneValue) {

server/src/main/java/timely/auth/util/ProxiedEntityUtils.java

@@ -152,10 +152,10 @@ public class ProxiedEntityUtils {
         if (clientCert != null) {
             List<String> proxiedEntitiesList = new ArrayList<>();
             if (headers.containsKey(TimelyAuthenticationToken.PROXIED_ENTITIES_HEADER)) {
-                String proxiesEntities = HttpHeaderUtils.getSingleHeader(headers,
+                String proxiedEntities = HttpHeaderUtils.getSingleHeader(headers,
                         TimelyAuthenticationToken.PROXIED_ENTITIES_HEADER, false);
                 headers.removeAll(TimelyAuthenticationToken.PROXIED_ENTITIES_HEADER);
-                String[] preExistingProxiedEntities = ProxiedEntityUtils.splitProxiedDNs(proxiesEntities, false);
+                String[] preExistingProxiedEntities = ProxiedEntityUtils.splitProxiedDNs(proxiedEntities, false);
                 if (preExistingProxiedEntities.length > 0) {
                     proxiedEntitiesList.addAll(Arrays.asList(preExistingProxiedEntities));
                 }
@@ -169,10 +169,10 @@ public class ProxiedEntityUtils {
 
             List<String> proxiedIssuersList = new ArrayList<>();
             if (headers.containsKey(TimelyAuthenticationToken.PROXIED_ISSUERS_HEADER)) {
-                String proxiesIssuers = HttpHeaderUtils.getSingleHeader(headers,
+                String proxiedIssuers = HttpHeaderUtils.getSingleHeader(headers,
                         TimelyAuthenticationToken.PROXIED_ISSUERS_HEADER, false);
                 headers.removeAll(TimelyAuthenticationToken.PROXIED_ISSUERS_HEADER);
-                String[] preExistingProxiedIssuers = ProxiedEntityUtils.splitProxiedDNs(proxiesIssuers, false);
+                String[] preExistingProxiedIssuers = ProxiedEntityUtils.splitProxiedDNs(proxiedIssuers, false);
                 if (preExistingProxiedIssuers.length > 0) {
                     proxiedEntitiesList.addAll(Arrays.asList(preExistingProxiedIssuers));
                 }

server/src/main/java/timely/configuration/Accumulo.java

@@ -1,8 +1,8 @@
 package timely.configuration;
 
 import javax.validation.Valid;
+import javax.validation.constraints.NotBlank;
 
-import org.hibernate.validator.constraints.NotBlank;
 import org.springframework.boot.context.properties.NestedConfigurationProperty;
 
 public class Accumulo {
@@ -12,6 +12,8 @@ public class Accumulo {
     @NotBlank
     private String instanceName;
     @NotBlank
+    private String zookeeperTimeout = "120s";
+    @NotBlank
     private String username;
     @NotBlank
     private String password;
@@ -46,6 +48,14 @@ public class Accumulo {
         this.instanceName = instanceName;
     }
 
+    public String getZookeeperTimeout() {
+        return zookeeperTimeout;
+    }
+
+    public void setZookeeperTimeout(String zookeeperTimeout) {
+        this.zookeeperTimeout = zookeeperTimeout;
+    }
+
     public String getUsername() {
         return username;
     }

server/src/main/java/timely/configuration/Cache.java

@@ -13,6 +13,7 @@ public class Cache {
     private List<String> nonCachedMetrics = new ArrayList<>();
     private long maxUniqueTagSets = 50000;
     private long flushInterval = 5000;
+    private long staleCacheExpiration = 1800000;
 
     public HashMap<String, Integer> getMetricAgeOffHours() {
         return metricAgeOffHours;
@@ -57,4 +58,12 @@ public class Cache {
     public void setFlushInterval(long flushInterval) {
         this.flushInterval = flushInterval;
     }
+
+    public long getStaleCacheExpiration() {
+        return staleCacheExpiration;
+    }
+
+    public void setStaleCacheExpiration(long staleCacheExpiration) {
+        this.staleCacheExpiration = staleCacheExpiration;
+    }
 }

server/src/main/java/timely/configuration/Configuration.java

@@ -9,7 +9,9 @@ import javax.validation.Valid;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.boot.context.properties.NestedConfigurationProperty;
 import org.springframework.stereotype.Component;
+import org.springframework.validation.annotation.Validated;
 
+@Validated
 @Component
 @ConfigurationProperties(prefix = "timely")
 public class Configuration {
@@ -19,6 +21,7 @@ public class Configuration {
     private HashMap<String, Integer> metricAgeOffDays = new HashMap<>();
     private List<String> metricsReportIgnoredTags = new ArrayList<>();
     private String instance = null;
+    private String defaultVisibility = null;
 
     @Valid
     @NestedConfigurationProperty
@@ -71,6 +74,14 @@ public class Configuration {
         return instance;
     }
 
+    public String getDefaultVisibility() {
+        return defaultVisibility;
+    }
+
+    public void setDefaultVisibility(String defaultVisibility) {
+        this.defaultVisibility = defaultVisibility;
+    }
+
     public HashMap<String, Integer> getMetricAgeOffDays() {
         return metricAgeOffDays;
     }

server/src/main/java/timely/configuration/Http.java

@@ -1,9 +1,9 @@
 package timely.configuration;
 
 import javax.validation.Valid;
+import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.NotNull;
 
-import org.hibernate.validator.constraints.NotBlank;
 import org.springframework.boot.context.properties.NestedConfigurationProperty;
 
 public class Http {

server/src/main/java/timely/configuration/MetaCache.java

@@ -2,9 +2,9 @@ package timely.configuration;
 
 public class MetaCache {
 
-    private long expirationMinutes = 60;
-    private int initialCapacity = 2000;
-    private long maxCapacity = 10000;
+    private long expirationMinutes = 1440;
+    private int cacheRefreshMinutes = -1;
+    private long maxTagValues = 100;
 
     public long getExpirationMinutes() {
         return expirationMinutes;
@@ -14,19 +14,19 @@ public class MetaCache {
         this.expirationMinutes = expirationMinutes;
     }
 
-    public int getInitialCapacity() {
-        return initialCapacity;
+    public void setCacheRefreshMinutes(int cacheRefreshMinutes) {
+        this.cacheRefreshMinutes = cacheRefreshMinutes;
     }
 
-    public void setInitialCapacity(int initialCapacity) {
-        this.initialCapacity = initialCapacity;
+    public int getCacheRefreshMinutes() {
+        return cacheRefreshMinutes;
     }
 
-    public long getMaxCapacity() {
-        return maxCapacity;
+    public long getMaxTagValues() {
+        return maxTagValues;
     }
 
-    public void setMaxCapacity(long maxCapacity) {
-        this.maxCapacity = maxCapacity;
+    public void setMaxTagValues(long maxTagValues) {
+        this.maxTagValues = maxTagValues;
     }
 }

server/src/main/java/timely/configuration/Security.java

@@ -9,6 +9,8 @@ public class Security {
     private boolean allowAnonymousHttpAccess = false;
     private boolean allowAnonymousWsAccess = false;
     private int sessionMaxAge = 86400;
+    private int cacheExpirationMinutes = 60;
+    private int cacheRefreshMinutes = 5;
     @Valid
     @NestedConfigurationProperty
     private ServerSsl serverSsl = new ServerSsl();
@@ -37,6 +39,22 @@ public class Security {
         this.sessionMaxAge = sessionMaxAge;
     }
 
+    public void setCacheExpirationMinutes(int cacheExpirationMinutes) {
+        this.cacheExpirationMinutes = cacheExpirationMinutes;
+    }
+
+    public int getCacheExpirationMinutes() {
+        return cacheExpirationMinutes;
+    }
+
+    public void setCacheRefreshMinutes(int cacheRefreshMinutes) {
+        this.cacheRefreshMinutes = cacheRefreshMinutes;
+    }
+
+    public int getCacheRefreshMinutes() {
+        return cacheRefreshMinutes;
+    }
+
     public ServerSsl getServerSsl() {
         return serverSsl;
     }

server/src/main/java/timely/configuration/Server.java

@@ -1,9 +1,8 @@
 package timely.configuration;
 
+import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.NotNull;
 
-import org.hibernate.validator.constraints.NotBlank;
-
 public class Server {
 
     @NotBlank
@@ -42,8 +41,6 @@ public class Server {
     /**
      * Time to wait (in seconds) for connections to finish and to make sure no new
      * connections happen before shutting down Netty event loop groups.
-     *
-     * @return
      */
     public int getShutdownQuietPeriod() {
         return this.shutdownQuietPeriod;

server/src/main/java/timely/configuration/Websocket.java

@@ -1,9 +1,8 @@
 package timely.configuration;
 
+import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.NotNull;
 
-import org.hibernate.validator.constraints.NotBlank;
-
 public class Websocket {
 
     @NotBlank

server/src/main/java/timely/netty/http/HttpCacheRequestHandler.java

@@ -5,7 +5,7 @@ import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.SimpleChannelInboundHandler;
 import io.netty.handler.codec.http.DefaultFullHttpResponse;
 import io.netty.handler.codec.http.FullHttpResponse;
-import io.netty.handler.codec.http.HttpHeaders.Names;
+import io.netty.handler.codec.http.HttpHeaderNames;
 import io.netty.handler.codec.http.HttpResponseStatus;
 import io.netty.handler.codec.http.HttpVersion;
 import timely.api.request.CacheRequest;
@@ -35,8 +35,8 @@ public class HttpCacheRequestHandler extends SimpleChannelInboundHandler<CacheRe
         }
         FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK,
                 Unpooled.copiedBuffer(buf));
-        response.headers().set(Names.CONTENT_TYPE, Constants.JSON_TYPE);
-        response.headers().set(Names.CONTENT_LENGTH, response.content().readableBytes());
+        response.headers().set(HttpHeaderNames.CONTENT_TYPE, Constants.JSON_TYPE);
+        response.headers().set(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());
         sendResponse(ctx, response);
     }
 

server/src/main/java/timely/netty/http/HttpMetricPutHandler.java

@@ -5,7 +5,7 @@ import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.SimpleChannelInboundHandler;
 import io.netty.handler.codec.http.DefaultFullHttpResponse;
 import io.netty.handler.codec.http.FullHttpResponse;
-import io.netty.handler.codec.http.HttpHeaders.Names;
+import io.netty.handler.codec.http.HttpHeaderNames;
 import io.netty.handler.codec.http.HttpResponseStatus;
 import io.netty.handler.codec.http.HttpVersion;
 import org.slf4j.Logger;
@@ -35,8 +35,8 @@ public class HttpMetricPutHandler extends SimpleChannelInboundHandler<MetricRequ
         }
         FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK,
                 Unpooled.EMPTY_BUFFER);
-        response.headers().set(Names.CONTENT_TYPE, Constants.JSON_TYPE);
-        response.headers().set(Names.CONTENT_LENGTH, response.content().readableBytes());
+        response.headers().set(HttpHeaderNames.CONTENT_TYPE, Constants.JSON_TYPE);
+        response.headers().set(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());
         sendResponse(ctx, response);
     }
 

server/src/main/java/timely/netty/http/HttpRequestDecoder.java

@@ -10,7 +10,7 @@ import io.netty.buffer.ByteBuf;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.MessageToMessageDecoder;
 import io.netty.handler.codec.http.FullHttpRequest;
-import io.netty.handler.codec.http.HttpHeaders.Names;
+import io.netty.handler.codec.http.HttpHeaderNames;
 import io.netty.handler.codec.http.HttpMethod;
 import io.netty.handler.codec.http.HttpResponseStatus;
 import io.netty.handler.codec.http.QueryStringDecoder;
@@ -52,7 +52,7 @@ public class HttpRequestDecoder extends MessageToMessageDecoder<FullHttpRequest>
 
     public static String getSessionId(FullHttpRequest msg) {
         Multimap<String, String> headers = HttpHeaderUtils.toMultimap(msg.headers());
-        Collection<String> cookies = headers.get(Names.COOKIE);
+        Collection<String> cookies = headers.get(HttpHeaderNames.COOKIE.toString());
         final StringBuilder buf = new StringBuilder();
         cookies.forEach(h -> {
             ServerCookieDecoder.STRICT.decode(h).forEach(c -> {
@@ -75,7 +75,7 @@ public class HttpRequestDecoder extends MessageToMessageDecoder<FullHttpRequest>
 
         LOG.trace(LOG_RECEIVED_REQUEST, msg);
 
-        final String uri = msg.getUri();
+        final String uri = msg.uri();
         final QueryStringDecoder decoder = new QueryStringDecoder(uri);
         if (decoder.path().equals(nonSecureRedirectAddress)) {
             out.add(new StrictTransportResponse());
@@ -87,10 +87,10 @@ public class HttpRequestDecoder extends MessageToMessageDecoder<FullHttpRequest>
 
         HttpRequest request;
         try {
-            if (msg.getMethod().equals(HttpMethod.GET)) {
+            if (msg.method().equals(HttpMethod.GET)) {
                 HttpGetRequest get = AnnotationResolver.getClassForHttpGet(decoder.path());
                 request = get.parseQueryParameters(decoder);
-            } else if (msg.getMethod().equals(HttpMethod.POST)) {
+            } else if (msg.method().equals(HttpMethod.POST)) {
                 HttpPostRequest post = AnnotationResolver.getClassForHttpPost(decoder.path());
                 String content = "";
                 ByteBuf body = msg.content();
@@ -101,8 +101,9 @@ public class HttpRequestDecoder extends MessageToMessageDecoder<FullHttpRequest>
             } else {
                 TimelyException e = new TimelyException(HttpResponseStatus.METHOD_NOT_ALLOWED.code(),
                         "unhandled method type", "");
-                e.addResponseHeader(Names.ALLOW, HttpMethod.GET.name() + "," + HttpMethod.POST.name());
-                LOG.warn("Unhandled HTTP request type {}", msg.getMethod());
+                e.addResponseHeader(HttpHeaderNames.ALLOW.toString(),
+                        HttpMethod.GET.name() + "," + HttpMethod.POST.name());
+                LOG.warn("Unhandled HTTP request type {}", msg.method());
                 throw e;
             }
             if (request instanceof AuthenticatedRequest) {
@@ -113,8 +114,8 @@ public class HttpRequestDecoder extends MessageToMessageDecoder<FullHttpRequest>
                 if (StringUtils.isNotBlank(sessionId)) {
                     TimelyPrincipal principal;
                     ((AuthenticatedRequest) request).setSessionId(sessionId);
-                    if (AuthCache.getCache().asMap().containsKey(sessionId)) {
-                        principal = AuthCache.getCache().asMap().get(sessionId);
+                    if (AuthCache.containsKey(sessionId)) {
+                        principal = AuthCache.get(sessionId);
                     } else {
                         principal = TimelyPrincipal.anonymousPrincipal();
                     }

server/src/main/java/timely/netty/http/HttpStaticFileServerHandler.java

@@ -15,14 +15,14 @@
  */
 package timely.netty.http;
 
-import static io.netty.handler.codec.http.HttpHeaders.Names.CACHE_CONTROL;
-import static io.netty.handler.codec.http.HttpHeaders.Names.CONNECTION;
-import static io.netty.handler.codec.http.HttpHeaders.Names.CONTENT_TYPE;
-import static io.netty.handler.codec.http.HttpHeaders.Names.DATE;
-import static io.netty.handler.codec.http.HttpHeaders.Names.EXPIRES;
-import static io.netty.handler.codec.http.HttpHeaders.Names.IF_MODIFIED_SINCE;
-import static io.netty.handler.codec.http.HttpHeaders.Names.LAST_MODIFIED;
-import static io.netty.handler.codec.http.HttpHeaders.Names.LOCATION;
+import static io.netty.handler.codec.http.HttpHeaderNames.CACHE_CONTROL;
+import static io.netty.handler.codec.http.HttpHeaderNames.CONNECTION;
+import static io.netty.handler.codec.http.HttpHeaderNames.CONTENT_TYPE;
+import static io.netty.handler.codec.http.HttpHeaderNames.DATE;
+import static io.netty.handler.codec.http.HttpHeaderNames.EXPIRES;
+import static io.netty.handler.codec.http.HttpHeaderNames.IF_MODIFIED_SINCE;
+import static io.netty.handler.codec.http.HttpHeaderNames.LAST_MODIFIED;
+import static io.netty.handler.codec.http.HttpHeaderNames.LOCATION;
 import static io.netty.handler.codec.http.HttpMethod.GET;
 import static io.netty.handler.codec.http.HttpResponseStatus.BAD_REQUEST;
 import static io.netty.handler.codec.http.HttpResponseStatus.FORBIDDEN;
@@ -59,9 +59,10 @@ import io.netty.handler.codec.http.DefaultHttpResponse;
 import io.netty.handler.codec.http.FullHttpRequest;
 import io.netty.handler.codec.http.FullHttpResponse;
 import io.netty.handler.codec.http.HttpChunkedInput;
-import io.netty.handler.codec.http.HttpHeaders;
+import io.netty.handler.codec.http.HttpHeaderValues;
 import io.netty.handler.codec.http.HttpResponse;
 import io.netty.handler.codec.http.HttpResponseStatus;
+import io.netty.handler.codec.http.HttpUtil;
 import io.netty.handler.stream.ChunkedFile;
 import io.netty.util.CharsetUtil;
 import io.netty.util.internal.SystemPropertyUtil;
@@ -94,7 +95,7 @@ import timely.netty.Constants;
  * Request #1 Headers
  * ===================
  * GET /file1.txt HTTP/1.1
- * 
+ *
  * Response #1 Headers
  * ===================
  * HTTP/1.1 200 OK
@@ -102,12 +103,12 @@ import timely.netty.Constants;
  * Last-Modified:      Wed, 30 Jun 2010 21:36:48 GMT
  * Expires:            Tue, 01 Mar 2012 22:44:26 GMT
  * Cache-Control:      private, max-age=31536000
- * 
+ *
  * Request #2 Headers
  * ===================
  * GET /file1.txt HTTP/1.1
  * If-Modified-Since:  Wed, 30 Jun 2010 21:36:48 GMT
- * 
+ *
  * Response #2 Headers
  * ===================
  * HTTP/1.1 304 Not Modified
@@ -125,17 +126,17 @@ public class HttpStaticFileServerHandler extends SimpleChannelInboundHandler<Ful
 
     @Override
     public void channelRead0(ChannelHandlerContext ctx, FullHttpRequest request) throws Exception {
-        if (!request.getDecoderResult().isSuccess()) {
+        if (!request.decoderResult().isSuccess()) {
             sendError(ctx, BAD_REQUEST);
             return;
         }
 
-        if (request.getMethod() != GET) {
+        if (request.method() != GET) {
             sendError(ctx, METHOD_NOT_ALLOWED);
             return;
         }
 
-        String uri = request.getUri();
+        String uri = request.uri();
         if (uri.startsWith("/favicon.ico")) {
             uri = uri.replaceFirst("\\/", "/webapp/");
         }
@@ -201,12 +202,12 @@ public class HttpStaticFileServerHandler extends SimpleChannelInboundHandler<Ful
         long fileLength = raf.length();
 
         HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
-        HttpHeaders.setContentLength(response, fileLength);
+        HttpUtil.setContentLength(response, fileLength);
         setContentTypeHeader(response, file);
         setDateAndCacheHeaders(response, file);
-        HttpHeaders.setTransferEncodingChunked(response);
-        if (HttpHeaders.isKeepAlive(request)) {
-            response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
+        HttpUtil.setTransferEncodingChunked(response, true);
+        if (HttpUtil.isKeepAlive(request)) {
+            response.headers().set(CONNECTION, HttpHeaderValues.KEEP_ALIVE);
         }
 
         // Write the initial line and the header.

server/src/main/java/timely/netty/http/HttpVersionRequestHandler.java

@@ -7,7 +7,7 @@ import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.SimpleChannelInboundHandler;
 import io.netty.handler.codec.http.DefaultFullHttpResponse;
 import io.netty.handler.codec.http.FullHttpResponse;
-import io.netty.handler.codec.http.HttpHeaders.Names;
+import io.netty.handler.codec.http.HttpHeaderNames;
 import io.netty.handler.codec.http.HttpResponseStatus;
 import io.netty.handler.codec.http.HttpVersion;
 import timely.api.request.VersionRequest;
@@ -20,8 +20,8 @@ public class HttpVersionRequestHandler extends SimpleChannelInboundHandler<Versi
     protected void channelRead0(ChannelHandlerContext ctx, VersionRequest v) throws Exception {
         FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK,
                 Unpooled.copiedBuffer(VersionRequest.VERSION.getBytes(StandardCharsets.UTF_8)));
-        response.headers().set(Names.CONTENT_TYPE, Constants.TEXT_TYPE);
-        response.headers().set(Names.CONTENT_LENGTH, response.content().readableBytes());
+        response.headers().set(HttpHeaderNames.CONTENT_TYPE, Constants.TEXT_TYPE);
+        response.headers().set(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());
         sendResponse(ctx, response);
     }
 

server/src/main/java/timely/netty/http/NonSslRedirectHandler.java

@@ -6,7 +6,7 @@ import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.ChannelInboundHandlerAdapter;
 import io.netty.handler.codec.http.DefaultFullHttpResponse;
 import io.netty.handler.codec.http.FullHttpResponse;
-import io.netty.handler.codec.http.HttpHeaders.Names;
+import io.netty.handler.codec.http.HttpHeaderNames;
 import io.netty.handler.codec.http.HttpResponseEncoder;
 import io.netty.handler.codec.http.HttpResponseStatus;
 import io.netty.handler.codec.http.HttpVersion;
@@ -51,7 +51,7 @@ public class NonSslRedirectHandler extends OptionalSslHandler implements TimelyH
                 LOG.trace("Received non-SSL request, returning redirect");
                 FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                         HttpResponseStatus.MOVED_PERMANENTLY, Unpooled.EMPTY_BUFFER);
-                response.headers().set(Names.LOCATION, redirectAddress);
+                response.headers().set(HttpHeaderNames.LOCATION, redirectAddress);
                 LOG.trace(Constants.LOG_RETURNING_RESPONSE, response);
                 encoder.write(ctx, response, ctx.voidPromise());
                 ctx.flush();