Merge branch 'config-fixup' of https://github.com/drewfarris/timely into drewfarris-config-fixup

Conflicts:
	server/conf/timely-docker.yml
	server/conf/timely-standalone.yml
	server/conf/timely.yml

analytics/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</version>
   </parent>
   <artifactId>timely-analytics</artifactId>
   <!--

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

@@ -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

@@ -46,9 +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">

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:

balancer/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</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;
@@ -64,6 +65,7 @@ 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 +145,7 @@ 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() {
@@ -363,7 +365,7 @@ public class Balancer {
         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;
@@ -449,10 +451,9 @@ 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();
 
@@ -566,7 +567,7 @@ public class Balancer {
                 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 +4,16 @@ 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;
     }
 }

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

@@ -4,16 +4,12 @@ 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.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(BalancerSecurity balancerSecurity, BalancerHttp http, SSLContext sslContext) {
         super(new HttpClientFactory(balancerSecurity, sslContext), http.getHttpClientPool());
     }

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

@@ -1,6 +1,6 @@
 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.URLEncoder;
@@ -67,7 +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;
@@ -101,7 +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()));
                     }
                 }
@@ -109,14 +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);
@@ -170,7 +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());
             }
         }
     }

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

@@ -45,7 +45,7 @@ public class WsClientHandler extends ClientHandler {
             Multimap<String, String> proxyRequestHeaders = HashMultimap.create();
             ProxiedEntityUtils.addProxyHeaders(proxyRequestHeaders, token.getClientCert());
             for (String s : proxyRequestHeaders.keySet()) {
-                headers.put(s, new ArrayList(proxyRequestHeaders.get(s)));
+                headers.put(s, new ArrayList<>(proxyRequestHeaders.get(s)));
             }
         }
 
@@ -53,7 +53,7 @@ public class WsClientHandler extends ClientHandler {
         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, new ArrayList<>(originalRequestHeaders.get(s)));
             }
         }
     }

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

@@ -265,15 +265,15 @@ 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 +286,8 @@ 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 +295,9 @@ 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());

client/pom.xml

@@ -4,12 +4,13 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</version>
   </parent>
   <artifactId>timely-client</artifactId>
   <properties>
     <!-- PEP 440 compliant version gets substituted into src/main/python/template/setup.py -->
-    <python.client.version>1.2.1.dev0</python.client.version>
+    <!-- use .dev0 instead of -SNAPSHOT -->
+    <python.client.version>1.2.5.dev0</python.client.version>
   </properties>
   <dependencies>
     <dependency>

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

@@ -47,7 +47,6 @@ 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) {

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/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>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</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>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</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>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</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>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</version>
   </parent>
   <artifactId>timely-common</artifactId>
   <dependencies>

grafana-auth/bin/grafana-auth.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}/*:${HADOOP_CONF_DIR}"
-JVM_ARGS="-Xmx1G -Xms1G -Dio.netty.eventLoopThreads=${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"
 

grafana-auth/conf/grafana-auth.yml

@@ -4,6 +4,8 @@ grafana-auth:
     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:

grafana-auth/conf/security.xml

@@ -46,9 +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">

grafana-auth/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</version>
   </parent>
   <artifactId>grafana-auth</artifactId>
   <dependencies>
@@ -165,9 +165,7 @@
     </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>
@@ -251,9 +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>${project.build.directory}/native</outputDirectory>
@@ -295,37 +292,4 @@
       </extension>
     </extensions>
   </build>
-  <profiles>
-    <profile>
-      <id>native-epoll-linux</id>
-      <activation>
-        <os>
-          <family>!mac</family>
-        </os>
-      </activation>
-      <dependencies>
-        <dependency>
-          <groupId>io.netty</groupId>
-          <artifactId>netty-transport-native-epoll</artifactId>
-          <version>${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>

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

@@ -43,6 +43,7 @@ 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;
@@ -81,7 +82,7 @@ public class GrafanaAuth {
     }
 
     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() {
@@ -225,7 +226,7 @@ public class GrafanaAuth {
 
     public void run() throws Exception {
 
-        AuthCache.setSessionMaxAge(grafanaAuthConfig.getSecurity());
+        AuthCache.configure(grafanaAuthConfig.getSecurity());
         final boolean useEpoll = useEpoll();
         Class<? extends ServerSocketChannel> channelClass;
         if (useEpoll) {

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

@@ -5,9 +5,11 @@ 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 {
@@ -41,8 +43,6 @@ public class GrafanaAuthConfiguration {
     /**
      * 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;

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

@@ -1,6 +1,6 @@
 package timely.grafana.auth.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.URLEncoder;
@@ -71,7 +71,7 @@ public class GrafanaRelayHandler extends SimpleChannelInboundHandler<HttpRequest
         try {
             try {
                 request = msg.getHttpRequest();
-                String originalURI = request.getUri();
+                String originalURI = request.uri();
                 originalURI = encodeURI(originalURI);
 
                 if (msg instanceof GrafanaRequest) {
@@ -92,37 +92,37 @@ public class GrafanaRelayHandler extends SimpleChannelInboundHandler<HttpRequest
                 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");
+                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);
+                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)) {
+                    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.getMethod().equals(HttpMethod.HEAD)) {
+                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.getMethod().equals(HttpMethod.GET)) {
+                } 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.getMethod().equals(HttpMethod.POST)) {
+                } 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);
@@ -131,7 +131,7 @@ public class GrafanaRelayHandler extends SimpleChannelInboundHandler<HttpRequest
                         relayedRequest.setHeaders(headerArray);
                     }
                     relayedResponse = client.execute(relayedRequest);
-                } else if (request.getMethod().equals(HttpMethod.PUT)) {
+                } 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);
@@ -140,13 +140,13 @@ public class GrafanaRelayHandler extends SimpleChannelInboundHandler<HttpRequest
                         relayedRequest.setHeaders(headerArray);
                     }
                     relayedResponse = client.execute(relayedRequest);
-                } else if (request.getMethod().equals(HttpMethod.DELETE)) {
+                } 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.getMethod().equals(HttpMethod.OPTIONS)) {
+                } else if (request.method().equals(HttpMethod.OPTIONS)) {
                     HttpOptions relayedRequest = new HttpOptions(relayURI);
                     if (headerArray.length > 0) {
                         relayedRequest.setHeaders(headerArray);
@@ -199,7 +199,7 @@ public class GrafanaRelayHandler extends SimpleChannelInboundHandler<HttpRequest
             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());
             }
         }
     }

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

@@ -8,7 +8,7 @@ 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.HttpHeaders.Names;
+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;
@@ -47,7 +47,7 @@ public class GrafanaRequestDecoder extends MessageToMessageDecoder<FullHttpReque
 
     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 -> {
@@ -70,7 +70,7 @@ public class GrafanaRequestDecoder extends MessageToMessageDecoder<FullHttpReque
 
         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());

grafana/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>timely</groupId>
     <artifactId>timely</artifactId>
-    <version>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</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": "1.2.5-SNAPSHOT",
+    "updated": "2019-05-30"
   },
 
   "includes": [

grafana/timely-app/package.json

@@ -1,7 +1,7 @@
 {
   "name": "timely-app",
   "private": true,
-  "version": "1.1.0",
+  "version": "1.2.5-SNAPSHOT",
   "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": "1.2.5-SNAPSHOT",
+    "updated": "2019-05-30"
   },
 
   "includes": [

pom.xml

@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>timely</groupId>
   <artifactId>timely</artifactId>
-  <version>1.2.1-SNAPSHOT</version>
+  <version>1.2.5-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>Timely</name>
   <description>A secure and scalable time series database based on Apache Accumulo</description>
@@ -41,33 +41,31 @@
     <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.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.guava>27.1-jre</version.guava>
     <version.hadoop>2.7.3</version.hadoop>
-    <version.httpcomponents>4.5.2</version.httpcomponents>
+    <version.httpcomponents>4.5.6</version.httpcomponents>
     <version.impsort>1.2.0</version.impsort>
-    <version.jackson>2.9.8</version.jackson>
+    <version.jackson>2.9.9</version.jackson>
     <version.jacoco>0.7.6.201602180812</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.log4j>2.11.2</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>
@@ -77,14 +75,14 @@
     <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.netty>4.1.35.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.slf4j>1.7.26</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.spring-boot>2.1.3.RELEASE</version.spring-boot>
+    <version.tyrus>1.15</version.tyrus>
   </properties>
   <dependencyManagement>
     <dependencies>
@@ -141,13 +139,18 @@
       <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>${version.netty-tcnative}</version>
+      </dependency>
       <dependency>
         <groupId>net.sourceforge.javacsv</groupId>
         <artifactId>javacsv</artifactId>
@@ -157,6 +160,12 @@
         <groupId>org.apache.accumulo</groupId>
         <artifactId>accumulo-core</artifactId>
         <version>${version.accumulo}</version>
+        <exclusions>
+          <exclusion>
+            <groupId>io.netty</groupId>
+            <artifactId>netty</artifactId>
+          </exclusion>
+        </exclusions>
       </dependency>
       <dependency>
         <groupId>org.apache.accumulo</groupId>
@@ -452,7 +461,7 @@
           <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=${project.build.directory}/native/META-INF/native/libnetty_tcnative_linux_x86_64.so -Dzookeeper.sasl.client=false</argLine>
             <includes>
               <include>**/*.java</include>
             </includes>
@@ -495,7 +504,7 @@
           <artifactId>maven-surefire-plugin</artifactId>
           <version>${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>

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

@@ -46,9 +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">

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

@@ -23,9 +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:
@@ -60,10 +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>1.2.1-SNAPSHOT</version>
+    <version>1.2.5-SNAPSHOT</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>
@@ -240,9 +238,8 @@
               <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>${project.build.directory}/native</outputDirectory>
@@ -284,37 +281,4 @@
       </extension>
     </extensions>
   </build>
-  <profiles>
-    <profile>
-      <id>native-epoll-linux</id>
-      <activation>
-        <os>
-          <family>!mac</family>
-        </os>
-      </activation>
-      <dependencies>
-        <dependency>
-          <groupId>io.netty</groupId>
-          <artifactId>netty-transport-native-epoll</artifactId>
-          <version>${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;
@@ -70,6 +72,7 @@ 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 +211,13 @@ 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 +253,7 @@ 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);
     }
 
@@ -430,7 +433,7 @@ 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 +510,9 @@ 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();
 
@@ -590,11 +592,11 @@ public class Server {
                 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();
@@ -667,7 +669,7 @@ public class Server {
                 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

@@ -55,16 +55,43 @@ public class Meta implements Comparable<Meta> {
         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);
         }
     }
 

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;
     }
 

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

@@ -23,32 +23,67 @@ public class AuthCache {
     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();
     }
 
     private static Cache<String, TimelyPrincipal> getCache() {
-        if (-1 == sessionMaxAge) {
+        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;
     }

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

@@ -23,7 +23,6 @@ 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.DnUtils;
@@ -35,7 +34,6 @@ public class AuthenticationService {
     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;
@@ -45,10 +43,13 @@ public class AuthenticationService {
         try {
             springContext = new ClassPathXmlApplicationContext("security.xml");
             authManager = springContext.getBean("authenticationManager", AuthenticationManager.class);
-            x509 = springContext.getBean("x509PrincipalExtractor", SubjectDnX509PrincipalExtractor.class);
-            requiredRoles = springContext.getBean("requiredRoles", List.class);
+            @SuppressWarnings("unchecked")
+            List<String> uncheckedRoles = springContext.getBean("requiredRoles", List.class);
+            requiredRoles = uncheckedRoles;
             requiredRoles.removeIf(String::isEmpty);
-            requiredAuths = springContext.getBean("requiredAuths", List.class);
+            @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(),
@@ -65,9 +66,17 @@ public class AuthenticationService {
     }
 
     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 = AuthCache.get(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();
@@ -79,12 +88,16 @@ public class AuthenticationService {
                 synchronized (o) {
                     // if multiple threads are waiting on this synchronized, then the 2nd and all
                     // others will get the principal here
-                    principal = AuthCache.get(entity);
+                    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);
-                        AuthCache.put(entity, principal);
+                        if (useCache) {
+                            AuthCache.put(entity, principal);
+                        }
                     } else {
                         LOG.trace("Got entity principal for {} from AuthCache on 2nd attempt", entity);
                     }
@@ -232,7 +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 {

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
@@ -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

@@ -20,6 +20,8 @@ import timely.auth.util.DnUtils;
  */
 public class TimelyUser implements Serializable {
 
+    private static final long serialVersionUID = 1L;
+
     public enum UserType {
         USER, SERVER
     }

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/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 {

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 {

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) {

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();

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

@@ -6,7 +6,7 @@ import io.netty.channel.ChannelFuture;
 import io.netty.channel.ChannelHandlerContext;
 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;
@@ -25,8 +25,8 @@ public interface TimelyHttpHandler {
                 .writeValueAsBytes("ResponseCode: " + e.getCode() + " Message: " + e.getMessage());
         FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                 HttpResponseStatus.valueOf(e.getCode()), 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());
         e.getResponseHeaders().entrySet().forEach(entry -> response.headers().set(entry.getKey(), entry.getValue()));
         // Send the error response
         sendResponse(ctx, response);

server/src/main/java/timely/netty/http/auth/TimelyAuthenticationToken.java

@@ -17,24 +17,26 @@ import timely.auth.util.HttpHeaderUtils;
 
 public class TimelyAuthenticationToken extends PreAuthenticatedAuthenticationToken {
 
+    private static final long serialVersionUID = 1L;
     private static final Logger LOG = LoggerFactory.getLogger(TimelyAuthenticationToken.class);
-    public static final String PROXIED_ENTITIES_HEADER = "X-ProxiedEntitiesChain";
-    public static final String PROXIED_ISSUERS_HEADER = "X-ProxiedIssuersChain";
+    public static final String PROXIED_ENTITIES_HEADER = "x-proxiedentitieschain";
+    public static final String PROXIED_ISSUERS_HEADER = "x-proxiedissuerschain";
 
     private Multimap<String, String> httpHeaders = null;
-    private X509Certificate clientCert;
+    private X509Certificate clientCert = null;
     private TimelyPrincipal timelyPrincipal;
 
-    public TimelyAuthenticationToken(String subjectDn, X509Certificate clientCert,
-            Multimap<String, String> httpHeaders) {
+    public TimelyAuthenticationToken(String subjectDn, Object clientCert, Multimap<String, String> httpHeaders) {
         super(subjectDn, clientCert);
         if (httpHeaders == null) {
             this.httpHeaders = HashMultimap.create();
         } else {
             this.httpHeaders = httpHeaders;
         }
-        this.clientCert = clientCert;
-        String issuerDn = clientCert == null ? null : clientCert.getIssuerDN().getName();
+        if (clientCert instanceof X509Certificate) {
+            this.clientCert = (X509Certificate) clientCert;
+        }
+        String issuerDn = clientCert == null ? null : this.clientCert.getIssuerDN().getName();
         String proxiedEntities;
         String proxiedIssuers;
         try {
@@ -61,9 +63,11 @@ public class TimelyAuthenticationToken extends PreAuthenticatedAuthenticationTok
         LOG.trace("Created TimelyAuthenticationToken: {}", timelyPrincipal.getName());
     }
 
-    public TimelyAuthenticationToken(String subjectDn, String issuerDn, X509Certificate clientCert) {
+    public TimelyAuthenticationToken(String subjectDn, String issuerDn, Object clientCert) {
         super(subjectDn, clientCert);
-        this.clientCert = clientCert;
+        if (clientCert instanceof X509Certificate) {
+            this.clientCert = (X509Certificate) clientCert;
+        }
         TimelyUser.UserType userType = DnUtils.isServerDN(subjectDn) ? TimelyUser.UserType.SERVER
                 : TimelyUser.UserType.USER;
         TimelyUser timelyUser = new TimelyUser(SubjectIssuerDNPair.of(subjectDn, issuerDn), userType, null, null, null,

server/src/main/java/timely/netty/http/auth/TimelyLoginRequestHandler.java

@@ -8,7 +8,7 @@ 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 io.netty.handler.codec.http.cookie.DefaultCookie;
@@ -43,22 +43,22 @@ public abstract class TimelyLoginRequestHandler<T> extends SimpleChannelInboundH
                     principal.getPrimaryUser().getDn().subjectDN());
             String sessionIdEncoded = URLEncoder.encode(sessionId, StandardCharsets.UTF_8.name());
             FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
-            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());
             DefaultCookie cookie = new DefaultCookie(Constants.COOKIE_NAME, sessionIdEncoded);
             cookie.setDomain(domain);
             cookie.setMaxAge(maxAge);
             cookie.setPath("/");
             cookie.setHttpOnly(true);
             cookie.setSecure(true);
-            response.headers().set(Names.SET_COOKIE, ServerCookieEncoder.STRICT.encode(cookie));
+            response.headers().set(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.STRICT.encode(cookie));
             sendResponse(ctx, response);
         } catch (Exception e) {
             LOG.error("Login failure", e);
             FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                     HttpResponseStatus.UNAUTHORIZED);
-            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/timeseries/HttpAggregatorsRequestHandler.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.timeseries.AggregatorsRequest;
@@ -22,8 +22,8 @@ public class HttpAggregatorsRequestHandler extends SimpleChannelInboundHandler<A
         byte[] buf = JsonUtil.getObjectMapper().writeValueAsBytes(AggregatorsResponse.RESPONSE);
         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/timeseries/HttpMetricsRequestHandler.java

@@ -2,7 +2,7 @@ package timely.netty.http.timeseries;
 
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.SimpleChannelInboundHandler;
-import io.netty.handler.codec.http.HttpHeaders.Names;
+import io.netty.handler.codec.http.HttpHeaderNames;
 import timely.api.request.timeseries.MetricsRequest;
 import timely.api.response.timeseries.MetricsResponse;
 import timely.configuration.Configuration;
@@ -20,7 +20,7 @@ public class HttpMetricsRequestHandler extends SimpleChannelInboundHandler<Metri
     @Override
     protected void channelRead0(ChannelHandlerContext ctx, MetricsRequest msg) throws Exception {
         MetricsResponse r = new MetricsResponse(conf);
-        String acceptHeader = msg.getRequestHeader(Names.ACCEPT);
+        String acceptHeader = msg.getRequestHeader(HttpHeaderNames.ACCEPT.toString());
         sendResponse(ctx, r.toHttpResponse(acceptHeader));
     }
 

server/src/main/java/timely/netty/http/timeseries/HttpQueryRequestHandler.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;
@@ -42,8 +42,8 @@ public class HttpQueryRequestHandler extends SimpleChannelInboundHandler<QueryRe
         }
         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/timeseries/HttpSearchLookupRequestHandler.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;
@@ -39,8 +39,8 @@ public class HttpSearchLookupRequestHandler extends SimpleChannelInboundHandler<
         }
         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/timeseries/HttpSuggestRequestHandler.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;
@@ -39,8 +39,8 @@ public class HttpSuggestRequestHandler extends SimpleChannelInboundHandler<Sugge
         }
         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/sample/iterators/AggregationIterator.java

@@ -37,7 +37,6 @@ public class AggregationIterator extends WrappingIterator {
     private Set<Tag> tags;
     private Key last;
 
-    @SuppressWarnings("unchecked")
     @Override
     public void init(SortedKeyValueIterator<Key, Value> source, Map<String, String> options, IteratorEnvironment env)
             throws IOException {
@@ -45,7 +44,10 @@ public class AggregationIterator extends WrappingIterator {
         String aggClassname = options.get(AGGCLASS);
         Class<? extends Aggregator> aggClass = null;
         try {
-            aggClass = (Class<? extends Aggregator>) this.getClass().getClassLoader().loadClass(aggClassname);
+            @SuppressWarnings("unchecked")
+            Class<? extends Aggregator> uncheckedAggClass = (Class<? extends Aggregator>) this.getClass()
+                    .getClassLoader().loadClass(aggClassname);
+            aggClass = uncheckedAggClass;
             tags = new HashSet<>(new TagListParser().parse(options.get(TAGS)));
             aggregation = new Aggregation(aggClass.newInstance());
         } catch (ClassNotFoundException e) {
@@ -119,10 +121,11 @@ public class AggregationIterator extends WrappingIterator {
         is.addOption(AGGCLASS, classname);
     }
 
-    @SuppressWarnings("unchecked")
     public static Map<Set<Tag>, Aggregation> decodeValue(Value value) throws IOException, ClassNotFoundException {
         ByteArrayInputStream bis = new ByteArrayInputStream(value.get());
         ObjectInputStream ois = new ObjectInputStream(bis);
-        return (Map<Set<Tag>, Aggregation>) ois.readObject();
+        @SuppressWarnings("unchecked")
+        Map<Set<Tag>, Aggregation> unchecked = (Map<Set<Tag>, Aggregation>) ois.readObject();
+        return unchecked;
     }
 }

server/src/main/java/timely/sample/iterators/DownsampleIterator.java

@@ -51,7 +51,6 @@ public class DownsampleIterator extends WrappingIterator {
 
     private DownsampleMemoryEstimator memoryEstimator = null;
 
-    @SuppressWarnings("unchecked")
     @Override
     public void init(SortedKeyValueIterator<Key, Value> source, Map<String, String> options, IteratorEnvironment env)
             throws IOException {
@@ -73,7 +72,9 @@ public class DownsampleIterator extends WrappingIterator {
         } catch (ClassNotFoundException e) {
             throw new RuntimeException(e);
         }
-        factory = new DownsampleFactory(start, end, period, (Class<? extends Aggregator>) aggClass);
+        @SuppressWarnings("unchecked")
+        Class<? extends Aggregator> uncheckedAggClass = (Class<? extends Aggregator>) aggClass;
+        factory = new DownsampleFactory(start, end, period, uncheckedAggClass);
     }
 
     @Override
@@ -154,11 +155,12 @@ public class DownsampleIterator extends WrappingIterator {
         is.addOption(AGGCLASS, classname);
     }
 
-    @SuppressWarnings("unchecked")
     public static Map<Set<Tag>, Downsample> decodeValue(Value value) throws IOException, ClassNotFoundException {
         ByteArrayInputStream bis = new ByteArrayInputStream(value.get());
         ObjectInputStream ois = new ObjectInputStream(bis);
-        return (Map<Set<Tag>, Downsample>) ois.readObject();
+        @SuppressWarnings("unchecked")
+        Map<Set<Tag>, Downsample> unchecked = (Map<Set<Tag>, Downsample>) ois.readObject();
+        return unchecked;
     }
 
     public static long getDownsamplePeriod(QueryRequest.SubQuery query) {

server/src/main/java/timely/store/DataStoreImpl.java

@@ -48,14 +48,17 @@ import org.apache.accumulo.core.client.TableExistsException;
 import org.apache.accumulo.core.client.TableNotFoundException;
 import org.apache.accumulo.core.client.ZooKeeperInstance;
 import org.apache.accumulo.core.client.security.tokens.PasswordToken;
-import org.apache.accumulo.core.data.*;
+import org.apache.accumulo.core.data.Key;
+import org.apache.accumulo.core.data.Mutation;
+import org.apache.accumulo.core.data.PartialKey;
+import org.apache.accumulo.core.data.Range;
+import org.apache.accumulo.core.data.Value;
 import org.apache.accumulo.core.iterators.IteratorUtil.IteratorScope;
 import org.apache.accumulo.core.iterators.user.RegExFilter;
 import org.apache.accumulo.core.security.Authorizations;
 import org.apache.accumulo.core.security.ColumnVisibility;
 import org.apache.accumulo.core.security.VisibilityEvaluator;
 import org.apache.accumulo.core.util.Pair;
-import org.apache.commons.configuration.BaseConfiguration;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.io.Text;
 import org.slf4j.Logger;
@@ -140,11 +143,11 @@ public class DataStoreImpl implements DataStore {
     public DataStoreImpl(Configuration conf, int numWriteThreads) throws TimelyException {
 
         try {
-            final BaseConfiguration apacheConf = new BaseConfiguration();
+            final Map<String, String> properties = new HashMap<>();
             Accumulo accumuloConf = conf.getAccumulo();
-            apacheConf.setProperty("instance.name", accumuloConf.getInstanceName());
-            apacheConf.setProperty("instance.zookeeper.host", accumuloConf.getZookeepers());
-            final ClientConfiguration aconf = new ClientConfiguration(Collections.singletonList(apacheConf));
+            properties.put("instance.name", accumuloConf.getInstanceName());
+            properties.put("instance.zookeeper.host", accumuloConf.getZookeepers());
+            final ClientConfiguration aconf = ClientConfiguration.fromMap(properties);
             final Instance instance = new ZooKeeperInstance(aconf);
             connector = instance.getConnector(accumuloConf.getUsername(),
                     new PasswordToken(accumuloConf.getPassword()));
@@ -208,7 +211,7 @@ public class DataStoreImpl implements DataStore {
             }
             try {
                 this.removeAgeOffIterators(connector, metricsTable);
-                this.applyAgeOffIterator(connector, metricsTable, true);
+                this.applyMetricAgeOffIterator(connector, metricsTable);
             } catch (Exception e1) {
                 Throwable cause = e1.getCause();
                 if (cause.getMessage().contains("conflict")) {
@@ -229,7 +232,7 @@ public class DataStoreImpl implements DataStore {
             }
             try {
                 this.removeAgeOffIterators(connector, metaTable);
-                this.applyAgeOffIterator(connector, metaTable, false);
+                this.applyMetaAgeOffIterator(connector, metaTable);
             } catch (Exception e1) {
                 Throwable cause = e1.getCause();
                 if (cause.getMessage().contains("conflict")) {
@@ -282,13 +285,15 @@ public class DataStoreImpl implements DataStore {
         }
     }
 
-    private void applyAgeOffIterator(Connector con, String tableName, boolean useIterator) throws Exception {
-        IteratorSetting ageOffIteratorSettings = null;
-        if (useIterator) {
-            ageOffIteratorSettings = new IteratorSetting(100, "ageoff", MetricAgeOffIterator.class, this.ageOff);
-        } else {
-            ageOffIteratorSettings = new IteratorSetting(100, "ageoff", MetricAgeOffFilter.class, this.ageOff);
-        }
+    private void applyMetricAgeOffIterator(Connector con, String tableName) throws Exception {
+        IteratorSetting ageOffIteratorSettings = new IteratorSetting(100, "ageoffmetrics", MetricAgeOffIterator.class,
+                this.ageOff);
+        connector.tableOperations().attachIterator(tableName, ageOffIteratorSettings, AGEOFF_SCOPES);
+    }
+
+    private void applyMetaAgeOffIterator(Connector con, String tableName) throws Exception {
+        IteratorSetting ageOffIteratorSettings = new IteratorSetting(100, "ageoffmeta", MetaAgeOffIterator.class,
+                this.ageOff);
         connector.tableOperations().attachIterator(tableName, ageOffIteratorSettings, AGEOFF_SCOPES);
     }
 
@@ -438,6 +443,7 @@ public class DataStoreImpl implements DataStore {
     @Override
     public SuggestResponse suggest(SuggestRequest request) throws TimelyException {
         SuggestResponse result = new SuggestResponse();
+        Scanner scanner = null;
         try {
             if (request.getType().equals("metrics")) {
                 Range range;
@@ -457,7 +463,7 @@ public class DataStoreImpl implements DataStore {
                     end.append(lastBytes, 0, lastBytes.length);
                     range = new Range(start, end);
                 }
-                Scanner scanner = connector.createScanner(metaTable, Authorizations.EMPTY);
+                scanner = connector.createScanner(metaTable, Authorizations.EMPTY);
                 scanner.setRange(range);
                 List<String> metrics = new ArrayList<>();
                 for (Entry<Key, Value> metric : scanner) {
@@ -472,6 +478,10 @@ public class DataStoreImpl implements DataStore {
             LOG.error("Error during suggest: " + ex.getMessage(), ex);
             throw new TimelyException(HttpResponseStatus.INTERNAL_SERVER_ERROR.code(),
                     "Error during suggest: " + ex.getMessage(), ex.getMessage(), ex);
+        } finally {
+            if (scanner != null) {
+                scanner.close();
+            }
         }
         return result;
     }
@@ -506,28 +516,34 @@ public class DataStoreImpl implements DataStore {
             tagPatterns.put(k, Pattern.compile(v));
         });
         try {
-            List<Result> resultField = new ArrayList<>();
-            Scanner scanner = connector.createScanner(metaTable, Authorizations.EMPTY);
-            Key start = new Key(Meta.VALUE_PREFIX + msg.getQuery());
-            Key end = start.followingKey(PartialKey.ROW);
-            Range range = new Range(start, end);
-            scanner.setRange(range);
-            tags.keySet().forEach(k -> scanner.fetchColumnFamily(new Text(k)));
-            int total = 0;
-            for (Entry<Key, Value> entry : scanner) {
-                Meta metaEntry = Meta.parse(entry.getKey(), entry.getValue());
-                if (matches(metaEntry.getTagKey(), metaEntry.getTagValue(), tagPatterns)) {
-                    if (resultField.size() < msg.getLimit()) {
-                        Result r = new Result();
-                        r.putTag(metaEntry.getTagKey(), metaEntry.getTagValue());
-                        resultField.add(r);
+            final Scanner scanner = connector.createScanner(metaTable, Authorizations.EMPTY);
+            try {
+                List<Result> resultField = new ArrayList<>();
+                Key start = new Key(Meta.VALUE_PREFIX + msg.getQuery());
+                Key end = start.followingKey(PartialKey.ROW);
+                Range range = new Range(start, end);
+                scanner.setRange(range);
+                tags.keySet().forEach(k -> scanner.fetchColumnFamily(new Text(k)));
+                int total = 0;
+                for (Entry<Key, Value> entry : scanner) {
+                    Meta metaEntry = Meta.parse(entry.getKey(), entry.getValue());
+                    if (matches(metaEntry.getTagKey(), metaEntry.getTagValue(), tagPatterns)) {
+                        if (resultField.size() < msg.getLimit()) {
+                            Result r = new Result();
+                            r.putTag(metaEntry.getTagKey(), metaEntry.getTagValue());
+                            resultField.add(r);
+                        }
+                        total++;
                     }
-                    total++;
+                }
+                result.setResults(resultField);
+                result.setTotalResults(total);
+                result.setTime((int) (System.currentTimeMillis() - startMillis));
+            } finally {
+                if (scanner != null) {
+                    scanner.close();
                 }
             }
-            result.setResults(resultField);
-            result.setTotalResults(total);
-            result.setTime((int) (System.currentTimeMillis() - startMillis));
         } catch (Exception ex) {
             LOG.error("Error during lookup: " + ex.getMessage(), ex);
             throw new TimelyException(HttpResponseStatus.INTERNAL_SERVER_ERROR.code(),
@@ -796,72 +812,80 @@ public class DataStoreImpl implements DataStore {
         return !REGEX_TEST.matcher(value).matches();
     }
 
+    @Override
     public Set<Tag> getColumnFamilies(String metric, Map<String, String> requestedTags) throws TableNotFoundException {
 
-        Map<String, String> tags = (requestedTags == null) ? new LinkedHashMap<>() : requestedTags;
-        LOG.trace("Looking for requested tags: {}", tags);
-        Scanner meta = connector.createScanner(metaTable, Authorizations.EMPTY);
-        Text start = new Text(Meta.VALUE_PREFIX + metric);
-        Text end = new Text(Meta.VALUE_PREFIX + metric + "\\x0000");
-        end.append(new byte[] { (byte) 0xff }, 0, 1);
-        meta.setRange(new Range(start, end));
-        // Only look for the meta entries that match our tags, if any
-        boolean onlyFirstRow = false;
-        Entry<String, String> first = null;
-        // Set the columns on the meta scanner based on the first tag
-        // in the set of tags passed in the query. If no tags are present
-        // then we are only going to return the first tag name present in the
-        // meta table.
-        Iterator<Entry<String, String>> tagIter = tags.entrySet().iterator();
-        if (tagIter.hasNext()) {
-            first = tagIter.next();
-            if (isTagValueRegex(first.getValue())) {
-                meta.fetchColumnFamily(new Text(first.getKey()));
-            } else {
-                meta.fetchColumn(new Text(first.getKey()), new Text(first.getValue()));
-            }
-        } else {
-            // grab all of the values found for the first tag for the metric
-            onlyFirstRow = true;
-        }
-        final boolean ONLY_RETURN_FIRST_TAG = onlyFirstRow;
-        Iterator<Entry<Key, Value>> iter = meta.iterator();
-        Iterator<Pair<String, String>> knownKeyValues = new Iterator<Pair<String, String>>() {
-
-            Text firstTag = null;
-            Text tagName = null;
-            Text tagValue = null;
-
-            @Override
-            public boolean hasNext() {
-                if (iter.hasNext()) {
-                    Entry<Key, Value> metaEntry = iter.next();
-                    if (null == firstTag) {
-                        firstTag = metaEntry.getKey().getColumnFamily();
-                    }
-                    tagName = metaEntry.getKey().getColumnFamily();
-                    tagValue = metaEntry.getKey().getColumnQualifier();
-                    LOG.trace("Found tag entry {}={}", tagName, tagValue);
-
-                    if (ONLY_RETURN_FIRST_TAG && !tagName.equals(firstTag)) {
-                        return false;
-                    }
-                    return true;
+        Scanner meta = null;
+        try {
+            Map<String, String> tags = (requestedTags == null) ? new LinkedHashMap<>() : requestedTags;
+            LOG.trace("Looking for requested tags: {}", tags);
+            meta = connector.createScanner(metaTable, Authorizations.EMPTY);
+            Text start = new Text(Meta.VALUE_PREFIX + metric);
+            Text end = new Text(Meta.VALUE_PREFIX + metric + "\\x0000");
+            end.append(new byte[] { (byte) 0xff }, 0, 1);
+            meta.setRange(new Range(start, end));
+            // Only look for the meta entries that match our tags, if any
+            boolean onlyFirstRow = false;
+            Entry<String, String> first = null;
+            // Set the columns on the meta scanner based on the first tag
+            // in the set of tags passed in the query. If no tags are present
+            // then we are only going to return the first tag name present in the
+            // meta table.
+            Iterator<Entry<String, String>> tagIter = tags.entrySet().iterator();
+            if (tagIter.hasNext()) {
+                first = tagIter.next();
+                if (isTagValueRegex(first.getValue())) {
+                    meta.fetchColumnFamily(new Text(first.getKey()));
+                } else {
+                    meta.fetchColumn(new Text(first.getKey()), new Text(first.getValue()));
                 }
-                return false;
+            } else {
+                // grab all of the values found for the first tag for the metric
+                onlyFirstRow = true;
             }
+            final boolean ONLY_RETURN_FIRST_TAG = onlyFirstRow;
+            Iterator<Entry<Key, Value>> iter = meta.iterator();
+            Iterator<Pair<String, String>> knownKeyValues = new Iterator<Pair<String, String>>() {
 
-            @Override
-            public Pair<String, String> next() {
-                LOG.trace("Returning tag {}={}", tagName, tagValue);
-                return new Pair<>(tagName.toString(), tagValue.toString());
+                Text firstTag = null;
+                Text tagName = null;
+                Text tagValue = null;
+
+                @Override
+                public boolean hasNext() {
+                    if (iter.hasNext()) {
+                        Entry<Key, Value> metaEntry = iter.next();
+                        if (null == firstTag) {
+                            firstTag = metaEntry.getKey().getColumnFamily();
+                        }
+                        tagName = metaEntry.getKey().getColumnFamily();
+                        tagValue = metaEntry.getKey().getColumnQualifier();
+                        LOG.trace("Found tag entry {}={}", tagName, tagValue);
+
+                        if (ONLY_RETURN_FIRST_TAG && !tagName.equals(firstTag)) {
+                            return false;
+                        }
+                        return true;
+                    }
+                    return false;
+                }
+
+                @Override
+                public Pair<String, String> next() {
+                    LOG.trace("Returning tag {}={}", tagName, tagValue);
+                    return new Pair<>(tagName.toString(), tagValue.toString());
+                }
+            };
+            // Expand the list of tags in the meta table for this metric that
+            // matches
+            // the pattern of the first tag in the query. The resulting set of tags
+            // will be used to fetch specific columns from the metric table.
+            return expandTagValues(first, knownKeyValues);
+        } finally {
+            if (meta != null) {
+                meta.close();
             }
-        };
-        // Expand the list of tags in the meta table for this metric that
-        // matches
-        // the pattern of the first tag in the query. The resulting set of tags
-        // will be used to fetch specific columns from the metric table.
-        return expandTagValues(first, knownKeyValues);
+        }
     }
 
     private void setQueryColumns(ScannerBase scanner, String metric, Map<String, String> tags, Set<Tag> colFamValues)
@@ -932,6 +956,7 @@ public class DataStoreImpl implements DataStore {
         return result;
     }
 
+    @Override
     public List<Range> getQueryRanges(String metric, long start, long end, Set<Tag> colFamValues) {
         List<Range> ranges = new ArrayList<>();
         long beginRangeRounded = MetricAdapter.roundTimestampToLastHour(start);
@@ -994,6 +1019,7 @@ public class DataStoreImpl implements DataStore {
         return AuthCache.getAuthorizations(request, security);
     }
 
+    @Override
     public long getAgeOffForMetric(String metricName) {
         String age = this.ageOff.get(MetricAgeOffIterator.AGE_OFF_PREFIX + metricName);
         if (null == age) {
@@ -1003,6 +1029,7 @@ public class DataStoreImpl implements DataStore {
         }
     }
 
+    @Override
     public Scanner createScannerForMetric(AuthenticatedRequest request, String metric, Map<String, String> tags,
             int scannerBatchSize, int scannerReadAhead) throws TimelyException {
         try {

server/src/main/java/timely/store/MetaAgeOffIterator.java

@@ -0,0 +1,116 @@
+package timely.store;
+
+import java.io.IOException;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Map;
+
+import org.apache.accumulo.core.data.ByteSequence;
+import org.apache.accumulo.core.data.Key;
+import org.apache.accumulo.core.data.Range;
+import org.apache.accumulo.core.data.Value;
+import org.apache.accumulo.core.iterators.IteratorEnvironment;
+import org.apache.accumulo.core.iterators.OptionDescriber;
+import org.apache.accumulo.core.iterators.SortedKeyValueIterator;
+import org.apache.accumulo.core.iterators.WrappingIterator;
+import org.apache.commons.collections4.trie.PatriciaTrie;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import timely.api.model.Meta;
+
+public class MetaAgeOffIterator extends WrappingIterator implements OptionDescriber {
+
+    private static final Logger LOG = LoggerFactory.getLogger(MetaAgeOffIterator.class);
+    public static final String AGE_OFF_PREFIX = "ageoff.";
+    public static final String DEFAULT_AGEOFF_KEY = "default";
+
+    /* set in init */
+    private PatriciaTrie<Long> ageoffs = null;
+    private Long currentTime = 0L;
+    private Long defaultAgeOff = 0L;
+    private Long minAgeOff = Long.MAX_VALUE;
+    private Long maxAgeOff = Long.MIN_VALUE;
+
+    @Override
+    public SortedKeyValueIterator<Key, Value> deepCopy(IteratorEnvironment env) {
+        MetaAgeOffIterator iter = new MetaAgeOffIterator();
+        iter.ageoffs = this.ageoffs;
+        iter.defaultAgeOff = this.defaultAgeOff;
+        iter.currentTime = this.currentTime;
+        iter.minAgeOff = this.minAgeOff;
+        iter.maxAgeOff = this.maxAgeOff;
+        return iter;
+    }
+
+    @Override
+    public void init(SortedKeyValueIterator<Key, Value> source, Map<String, String> options, IteratorEnvironment env)
+            throws IOException {
+        super.init(source, options, env);
+        validateOptions(options);
+        ageoffs = new PatriciaTrie<>();
+        options.forEach((k, v) -> {
+            if (k.startsWith(AGE_OFF_PREFIX)) {
+                String name = k.substring(AGE_OFF_PREFIX.length());
+                LOG.trace("Adding {} to Trie with value {}", name, Long.parseLong(v));
+                long ageoff = Long.parseLong(v);
+                this.minAgeOff = Math.min(this.minAgeOff, ageoff);
+                this.maxAgeOff = Math.max(this.maxAgeOff, ageoff);
+                ageoffs.put(name, ageoff);
+            }
+        });
+        defaultAgeOff = ageoffs.get(DEFAULT_AGEOFF_KEY);
+        currentTime = System.currentTimeMillis();
+    }
+
+    @Override
+    public void next() throws IOException {
+        super.next();
+        skipExpiredData();
+    }
+
+    @Override
+    public void seek(Range range, Collection<ByteSequence> columnFamilies, boolean inclusive) throws IOException {
+        super.seek(range, columnFamilies, inclusive);
+        skipExpiredData();
+    }
+
+    private void skipExpiredData() throws IOException {
+
+        boolean done = false;
+        while (!done && super.hasTop()) {
+            Key top = super.getTopKey();
+            long dataAge = this.currentTime - top.getTimestamp();
+            // If less than any configured ageoff, then we want to return this K,V
+            if (dataAge < this.minAgeOff) {
+                done = true;
+            } else {
+                String metricName = Meta.parse(top).getMetric();
+                long metaAgeOff = ageoffs.getOrDefault(metricName, defaultAgeOff);
+                if (dataAge > metaAgeOff) {
+                    // data beyond ageOff, so skip
+                    super.next();
+                } else {
+                    done = true;
+                }
+            }
+        }
+    }
+
+    @Override
+    public IteratorOptions describeOptions() {
+        return new IteratorOptions("meta-age-off", "Iterator that ages off meta entries for Timely metrics",
+                Collections.singletonMap(AGE_OFF_PREFIX + DEFAULT_AGEOFF_KEY, "default age off days"),
+                Collections.singletonList("Additional meta age off properties where the value is specified as "
+                        + AGE_OFF_PREFIX
+                        + " the metric name and the value is an integer representing the number of days to keep"));
+    }
+
+    @Override
+    public boolean validateOptions(Map<String, String> options) {
+        if (null == options.get(AGE_OFF_PREFIX + DEFAULT_AGEOFF_KEY)) {
+            throw new IllegalArgumentException(DEFAULT_AGEOFF_KEY + " must be configured for MetaAgeOffFilter");
+        }
+        return true;
+    }
+
+}

server/src/main/java/timely/store/MetaCacheImpl.java

@@ -1,27 +1,121 @@
 package timely.store;
 
 import java.util.Collection;
+import java.util.HashMap;
 import java.util.Iterator;
-import java.util.concurrent.TimeUnit;
+import java.util.Map;
+import java.util.Set;
+import java.util.Timer;
+import java.util.TimerTask;
+import java.util.TreeSet;
 
 import com.github.benmanes.caffeine.cache.Cache;
 import com.github.benmanes.caffeine.cache.Caffeine;
+import org.apache.accumulo.core.client.ClientConfiguration;
+import org.apache.accumulo.core.client.Connector;
+import org.apache.accumulo.core.client.Instance;
+import org.apache.accumulo.core.client.Scanner;
+import org.apache.accumulo.core.client.ZooKeeperInstance;
+import org.apache.accumulo.core.client.security.tokens.PasswordToken;
+import org.apache.accumulo.core.data.Key;
+import org.apache.accumulo.core.data.Range;
+import org.apache.accumulo.core.data.Value;
+import org.apache.accumulo.core.security.Authorizations;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import timely.api.model.Meta;
+import timely.configuration.Accumulo;
 import timely.configuration.Configuration;
 
 public class MetaCacheImpl implements MetaCache {
 
+    private static Logger LOG = LoggerFactory.getLogger(MetaCacheImpl.class);
     private static final Object DUMMY = new Object();
     private volatile boolean closed = false;
     private Cache<Meta, Object> cache = null;
+    private Configuration configuration;
+    private Timer timer = new Timer("MetaCacheImpl", true);
 
     @Override
     public void init(Configuration config) {
-        long expirationMinutes = config.getMetaCache().getExpirationMinutes();
-        int initialCapacity = config.getMetaCache().getInitialCapacity();
-        long maxCapacity = config.getMetaCache().getMaxCapacity();
-        cache = Caffeine.newBuilder().expireAfterAccess(expirationMinutes, TimeUnit.MINUTES)
-                .initialCapacity(initialCapacity).maximumSize(maxCapacity).build();
+        configuration = config;
+        cache = Caffeine.newBuilder().initialCapacity(1000).build();
+        long cacheRefreshMinutes = configuration.getMetaCache().getCacheRefreshMinutes();
+        if (cacheRefreshMinutes > 0) {
+            timer.schedule(new TimerTask() {
+
+                @Override
+                public void run() {
+                    refreshCache(config.getMetaCache().getExpirationMinutes());
+                }
+            }, 60000, cacheRefreshMinutes * 60 * 1000);
+        }
+    }
+
+    private void refreshCache(long expirationMinutes) {
+        long oldestTimestamp = System.currentTimeMillis() - (expirationMinutes * 60 * 1000);
+        Map<String, String> properties = new HashMap<>();
+        Accumulo accumuloConf = configuration.getAccumulo();
+        properties.put("instance.name", accumuloConf.getInstanceName());
+        properties.put("instance.zookeeper.host", accumuloConf.getZookeepers());
+        final ClientConfiguration aConf = ClientConfiguration.fromMap(properties);
+        String metaTable = configuration.getMetaTable();
+        Map<String, Map<String, Long>> metricMap = new HashMap<>();
+        Scanner scanner = null;
+        try {
+            final Instance instance = new ZooKeeperInstance(aConf);
+            Connector connector = instance.getConnector(accumuloConf.getUsername(),
+                    new PasswordToken(accumuloConf.getPassword()));
+            scanner = connector.createScanner(metaTable, Authorizations.EMPTY);
+            LOG.debug("Begin scanning " + metaTable);
+            Range metricRange = new Range(new Key(Meta.METRIC_PREFIX), true, new Key(Meta.METRIC_PREFIX + '\0'), false);
+            scanner.setRange(metricRange);
+            Set<String> allMetrics = new TreeSet<>();
+            for (Map.Entry<Key, Value> entry : scanner) {
+                Meta meta = Meta.parse(entry.getKey(), entry.getValue(), Meta.METRIC_PREFIX);
+                allMetrics.add(meta.getMetric());
+            }
+            for (String currMetric : allMetrics) {
+                Key begin = new Key(Meta.VALUE_PREFIX + currMetric);
+                Key end = new Key(Meta.VALUE_PREFIX + currMetric + '\0');
+                Range range = new Range(begin, true, end, false);
+                scanner.setRange(range);
+                Iterator<Map.Entry<Key, Value>> itr = scanner.iterator();
+                boolean maxedOutValues = false;
+                while (itr.hasNext() && !maxedOutValues) {
+                    Map.Entry<Key, Value> entry = itr.next();
+                    Meta meta = Meta.parse(entry.getKey(), entry.getValue(), Meta.VALUE_PREFIX);
+                    String metric = meta.getMetric();
+                    String tagKey = meta.getTagKey();
+                    Map<String, Long> tagMap = metricMap.get(metric);
+                    if (tagMap == null) {
+                        tagMap = new HashMap<>();
+                        metricMap.put(metric, tagMap);
+                    }
+                    long numTagValues = tagMap.getOrDefault(tagKey, 0l);
+                    if (entry.getKey().getTimestamp() > oldestTimestamp) {
+                        tagMap.put(tagKey, ++numTagValues);
+                        if (numTagValues <= configuration.getMetaCache().getMaxTagValues()) {
+                            cache.put(meta, DUMMY);
+                        } else {
+                            // found maxTagValues on this refresh, so remove this key
+                            cache.invalidate(meta);
+                            maxedOutValues = true;
+                        }
+                    } else {
+                        // this entry is more than expirationMinutes old, so remove it
+                        cache.invalidate(meta);
+                    }
+                }
+            }
+            LOG.debug("Finished scanning " + metaTable);
+        } catch (Exception e) {
+            LOG.error(e.getMessage(), e);
+        } finally {
+            if (scanner != null) {
+                scanner.close();
+            }
+        }
     }
 
     @Override
@@ -53,5 +147,4 @@ public class MetaCacheImpl implements MetaCache {
     public boolean isClosed() {
         return closed;
     }
-
 }

server/src/main/java/timely/store/MetricAgeOffIterator.java

@@ -143,8 +143,8 @@ public class MetricAgeOffIterator extends WrappingIterator implements OptionDesc
             byte[] newStartRow = MetricAdapter.encodeRowKey(start.getFirst(), timeTarget);
             // @formatter:off
             Key newStartKey = new Key(newStartRow, 
-            		null != startKey.getColumnFamily() ? startKey.getColumnFamilyData().getBackingArray() : null, 
-            		null != startKey.getColumnQualifier() ? startKey.getColumnQualifierData().getBackingArray() : null,
+                    null != startKey.getColumnFamily() ? startKey.getColumnFamilyData().getBackingArray() : null, 
+                    null != startKey.getColumnQualifier() ? startKey.getColumnQualifierData().getBackingArray() : null,
                     null != startKey.getColumnVisibility() ? startKey.getColumnVisibility().getBytes() : null,
                     timeTarget, startKey.isDeleted());
             // @formatter:on

server/src/main/java/timely/store/cache/OrderedTags.java

@@ -41,7 +41,7 @@ public class OrderedTags {
     }
 
     public Map<String, String> getTags() {
-        Map<String, String> t = new LinkedHashMap();
+        Map<String, String> t = new LinkedHashMap<>();
         for (Pair<String, String> p : tagSet) {
             t.put(p.getLeft(), p.getRight());
         }

server/src/main/java/timely/store/cache/WrappedGorillaCompressor.java

@@ -11,6 +11,7 @@ import org.apache.commons.lang3.Range;
 
 public class WrappedGorillaCompressor implements Serializable {
 
+    private static final long serialVersionUID = 1L;
     private boolean closed = false;
     private long numEntries = 0;
     private long oldestTimestamp;
@@ -19,10 +20,6 @@ public class WrappedGorillaCompressor implements Serializable {
     private long[] backingArray = null;
     private GorillaCompressor compressor;
 
-    private WrappedGorillaCompressor() {
-
-    }
-
     public WrappedGorillaCompressor(long timestamp) {
         this.compressorOutput = new LongArrayOutput(16);
         this.compressor = new GorillaCompressor(timestamp, this.compressorOutput);

server/src/main/java/timely/store/iterators/TimeSeriesGroupingIterator.java

@@ -2,7 +2,14 @@ package timely.store.iterators;
 
 import java.io.IOException;
 import java.io.Serializable;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
 
 import org.apache.accumulo.core.data.ByteSequence;
 import org.apache.accumulo.core.data.Key;
@@ -28,19 +35,19 @@ import timely.model.Metric;
  * number of elements in the filter. So, if you have a five day moving average
  * filter and a time series as 100 data points, then you will receive 95
  * results.
- * 
+ *
  * For multiple time series, K/V pairs will be reported in time order where time
  * is taken from the key of the last element in the filter. For example, if you
  * have series {A,B,C} and {A,C} are on the same time interval and B is lagging
  * behind them, then this iterator will return K/V answers for the time series
  * in the following manner:
- * 
+ *
  * A, C, B, A, C, B, ...
- * 
+ *
  * Also of note is that this iterator handles new time series appearing in the
  * middle of the time range. Time series that disappear during the time range
  * will stop reporting an answer.
- * 
+ *
  * NOTE: This iterator does not handle being re-seeked. It is currently designed
  * to be used with the DownsampleIterator above it.
  *
@@ -222,8 +229,6 @@ public class TimeSeriesGroupingIterator extends WrappingIterator {
     /**
      * This will parse the next set of keys with the same timestamp (encoded in the
      * row) from the underlying source.
-     * 
-     * @throws IOException
      */
     private void refillBuffer() throws IOException {
         LOG.trace("refill()");

server/src/main/java/timely/testing/MetricQueryLoadTest.java

@@ -153,7 +153,7 @@ public class MetricQueryLoadTest {
 
             long numQueries = 1000;
             long queriesCompleted = 0;
-            List<Future> futures = new ArrayList<>();
+            List<Future<?>> futures = new ArrayList<>();
 
             while (!testDone) {
                 testDone = (System.currentTimeMillis() - beginQueries) >= (testDurationMins * 60 * 1000);
@@ -164,9 +164,9 @@ public class MetricQueryLoadTest {
                     while (futures.size() < numQueries) {
                         futures.add(executorService.submit(runnableTask));
                     }
-                    Iterator<Future> itr = futures.iterator();
+                    Iterator<Future<?>> itr = futures.iterator();
                     while (itr.hasNext()) {
-                        Future f = itr.next();
+                        Future<?> f = itr.next();
                         if (f.isDone()) {
                             itr.remove();
                             queriesCompleted++;

server/src/main/java/timely/util/GetMetricTableSplitPoints.java

@@ -1,6 +1,7 @@
 package timely.util;
 
-import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
 import java.util.Map.Entry;
 
 import org.apache.accumulo.core.client.ClientConfiguration;
@@ -12,8 +13,8 @@ import org.apache.accumulo.core.client.security.tokens.PasswordToken;
 import org.apache.accumulo.core.data.Key;
 import org.apache.accumulo.core.data.Range;
 import org.apache.accumulo.core.data.Value;
-import org.apache.commons.configuration.BaseConfiguration;
 import org.springframework.boot.Banner.Mode;
+import org.springframework.boot.WebApplicationType;
 import org.springframework.boot.builder.SpringApplicationBuilder;
 import org.springframework.context.ConfigurableApplicationContext;
 import timely.api.model.Meta;
@@ -26,14 +27,14 @@ public class GetMetricTableSplitPoints {
     public static void main(String[] args) throws Exception {
 
         try (ConfigurableApplicationContext ctx = new SpringApplicationBuilder(SpringBootstrap.class)
-                .bannerMode(Mode.OFF).web(false).run(args)) {
+                .bannerMode(Mode.OFF).web(WebApplicationType.NONE).run(args)) {
             Configuration conf = ctx.getBean(Configuration.class);
 
-            final BaseConfiguration apacheConf = new BaseConfiguration();
+            final Map<String, String> properties = new HashMap<>();
             Accumulo accumuloConf = conf.getAccumulo();
-            apacheConf.setProperty("instance.name", accumuloConf.getInstanceName());
-            apacheConf.setProperty("instance.zookeeper.host", accumuloConf.getZookeepers());
-            final ClientConfiguration aconf = new ClientConfiguration(Collections.singletonList(apacheConf));
+            properties.put("instance.name", accumuloConf.getInstanceName());
+            properties.put("instance.zookeeper.host", accumuloConf.getZookeepers());
+            final ClientConfiguration aconf = ClientConfiguration.fromMap(properties);
             final Instance instance = new ZooKeeperInstance(aconf);
             Connector con = instance.getConnector(accumuloConf.getUsername(),
                     new PasswordToken(accumuloConf.getPassword()));

server/src/test/java/timely/ConfigurationTest.java

@@ -4,16 +4,22 @@ import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
 
 import org.junit.After;
+import org.junit.Before;
 import org.junit.Test;
 import org.springframework.beans.factory.BeanCreationException;
-import org.springframework.boot.test.util.EnvironmentTestUtils;
+import org.springframework.boot.test.util.TestPropertyValues;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
 import timely.configuration.Configuration;
 import timely.configuration.SpringBootstrap;
 
 public class ConfigurationTest {
 
-    private final AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
+    private AnnotationConfigApplicationContext context;
+
+    @Before
+    public void createContext() {
+        context = new AnnotationConfigApplicationContext();
+    }
 
     @After
     public void closeContext() {
@@ -24,7 +30,7 @@ public class ConfigurationTest {
     public void testMinimalConfiguration() throws Exception {
         context.register(SpringBootstrap.class);
         // @formatter:off
-        EnvironmentTestUtils.addEnvironment(this.context,
+        TestPropertyValues.of(
                 "timely.server.ip:127.0.0.1",
                 "timely.server.tcp-port:54321",
                 "timely.server.udp-port:54325",
@@ -38,7 +44,7 @@ public class ConfigurationTest {
                 "timely.accumulo.password:secret",
                 "timely.http.host:localhost",
                 "timely.security.serverSsl.use-generated-keypair:true",
-                "timely.metric-age-off-days[default]:7");
+                "timely.metric-age-off-days[default]:7").applyTo(this.context);
         // @formatter:on
         context.refresh();
         Configuration config = this.context.getBean(Configuration.class);
@@ -62,7 +68,7 @@ public class ConfigurationTest {
     public void testMissingSSLProperty() throws Exception {
         context.register(SpringBootstrap.class);
         // @formatter:off
-        EnvironmentTestUtils.addEnvironment(this.context,
+        TestPropertyValues.of(
                 "timely.server.ip:127.0.0.1",
                 "timely.server.tcp-port:54321",
                 "timely.server.udp-port:54325",
@@ -74,7 +80,7 @@ public class ConfigurationTest {
                 "timely.accumulo.instance-name:test",
                 "timely.accumulo.username:root",
                 "timely.accumulo.password:secret",
-                "timely.http.host:localhost");
+                "timely.http.host:localhost").applyTo(this.context);
         // @formatter:on
         context.refresh();
     }
@@ -83,7 +89,7 @@ public class ConfigurationTest {
     public void testSSLProperty() throws Exception {
         context.register(SpringBootstrap.class);
         // @formatter:off
-        EnvironmentTestUtils.addEnvironment(this.context,
+        TestPropertyValues.of(
                 "timely.server.ip:127.0.0.1",
                 "timely.server.tcp-port:54321",
                 "timely.server.udp-port:54325",
@@ -97,7 +103,7 @@ public class ConfigurationTest {
                 "timely.accumulo.password:secret",
                 "timely.http.host:localhost",
                 "timely.security.serverSsl.certificate-file:/tmp/foo",
-                "timely.security.serverSsl.key-file:/tmp/bar");
+                "timely.security.serverSsl.key-file:/tmp/bar").applyTo(this.context);
         // @formatter:on
         context.refresh();
     }

server/src/test/java/timely/api/request/subscription/WebSocketRequestDeserializationTest.java

@@ -12,11 +12,11 @@ public class WebSocketRequestDeserializationTest {
     @Test
     public void testCreateDeserialization() throws Exception {
         // @formatter:off
-		String json = "{ "
-				       + "\"operation\" : \"create\","
-				       + " \"sessionId\": \"1234\""
-				    + "}";
-		// @formatter:on
+        String json = "{ "
+                       + "\"operation\" : \"create\","
+                       + " \"sessionId\": \"1234\""
+                    + "}";
+        // @formatter:on
         WebSocketRequest request = JsonUtil.getObjectMapper().readValue(json.getBytes(), WebSocketRequest.class);
         Assert.assertNotNull(request);
         Assert.assertEquals(CreateSubscription.class, request.getClass());
@@ -26,12 +26,12 @@ public class WebSocketRequestDeserializationTest {
     @Test
     public void testRemoveDeserialization() throws Exception {
         // @formatter:off
-		String json = "{ "
-				       + "\"operation\" : \"remove\","
-				       + " \"sessionId\": \"1234\","
-				       + " \"metric\" : \"sys.cpu.user\""
-				    + "}";
-		// @formatter:on
+        String json = "{ "
+                       + "\"operation\" : \"remove\","
+                       + " \"sessionId\": \"1234\","
+                       + " \"metric\" : \"sys.cpu.user\""
+                    + "}";
+        // @formatter:on
         WebSocketRequest request = JsonUtil.getObjectMapper().readValue(json.getBytes(), WebSocketRequest.class);
         Assert.assertNotNull(request);
         Assert.assertEquals(RemoveSubscription.class, request.getClass());
@@ -42,11 +42,11 @@ public class WebSocketRequestDeserializationTest {
     @Test
     public void testCloseDeserialization() throws Exception {
         // @formatter:off
-		String json = "{ "
-				       + "\"operation\" : \"close\","
-				       + " \"sessionId\": \"1234\""
-				    + "}";
-		// @formatter:on
+        String json = "{ "
+                       + "\"operation\" : \"close\","
+                       + " \"sessionId\": \"1234\""
+                    + "}";
+        // @formatter:on
         WebSocketRequest request = JsonUtil.getObjectMapper().readValue(json.getBytes(), WebSocketRequest.class);
         Assert.assertNotNull(request);
         Assert.assertEquals(CloseSubscription.class, request.getClass());
@@ -56,12 +56,12 @@ public class WebSocketRequestDeserializationTest {
     @Test
     public void testAddDeserialization() throws Exception {
         // @formatter:off
-		String json = "{" +
-						"\"operation\" : \"add\"," +
-						"\"sessionId\" : \"1234\"," +
-					    " \"metric\" : \"sys.cpu.user\"" +
-					  "}";
-		// @formatter:on
+        String json = "{" +
+                        "\"operation\" : \"add\"," +
+                        "\"sessionId\" : \"1234\"," +
+                        " \"metric\" : \"sys.cpu.user\"" +
+                      "}";
+        // @formatter:on
         WebSocketRequest request = JsonUtil.getObjectMapper().readValue(json.getBytes(), WebSocketRequest.class);
         Assert.assertNotNull(request);
         Assert.assertEquals(AddSubscription.class, request.getClass());
@@ -74,13 +74,13 @@ public class WebSocketRequestDeserializationTest {
     @Test
     public void testAddDeserializationWithTime() throws Exception {
         // @formatter:off
-		String json = "{" +
-						"\"operation\" : \"add\"," +
-						"\"sessionId\" : \"1234\"," +
-					    "\"metric\" : \"sys.cpu.user\"," +
-						"\"startTime\" : \"1000\"" +
-					  "}";
-		// @formatter:on
+        String json = "{" +
+                        "\"operation\" : \"add\"," +
+                        "\"sessionId\" : \"1234\"," +
+                        "\"metric\" : \"sys.cpu.user\"," +
+                        "\"startTime\" : \"1000\"" +
+                      "}";
+        // @formatter:on
         WebSocketRequest request = JsonUtil.getObjectMapper().readValue(json.getBytes(), WebSocketRequest.class);
         Assert.assertNotNull(request);
         Assert.assertEquals(AddSubscription.class, request.getClass());
@@ -95,18 +95,18 @@ public class WebSocketRequestDeserializationTest {
     @Test
     public void testAddDeserializationWithTimeAndTags() throws Exception {
         // @formatter:off
-		String json = "{" +
-						"\"operation\" : \"add\"," +
-						"\"sessionId\" : \"1234\"," +
-					    "\"metric\" : \"sys.cpu.user\"," +
-						"\"tags\" : {" +
-					       "\"tag2\" : \"value2\"," +
-					       "\"tag1\" : \"value1\"" +
-					    "}," +
-						"\"startTime\" : \"1000\"," +
-					    "\"endTime\" : \"2000\""+
-					  "}";
-		// @formatter:on
+        String json = "{" +
+                        "\"operation\" : \"add\"," +
+                        "\"sessionId\" : \"1234\"," +
+                        "\"metric\" : \"sys.cpu.user\"," +
+                        "\"tags\" : {" +
+                           "\"tag2\" : \"value2\"," +
+                           "\"tag1\" : \"value1\"" +
+                        "}," +
+                        "\"startTime\" : \"1000\"," +
+                        "\"endTime\" : \"2000\""+
+                      "}";
+        // @formatter:on
         WebSocketRequest request = JsonUtil.getObjectMapper().readValue(json.getBytes(), WebSocketRequest.class);
         Assert.assertNotNull(request);
         Assert.assertEquals(AddSubscription.class, request.getClass());
@@ -129,18 +129,18 @@ public class WebSocketRequestDeserializationTest {
     @Test
     public void testAddDeserializationWithStartAndDelayTimeAndTags() throws Exception {
         // @formatter:off
-		String json = "{" +
-						"\"operation\" : \"add\"," +
-						"\"sessionId\" : \"1234\"," +
-					    "\"metric\" : \"sys.cpu.user\"," +
-						"\"tags\" : {" +
-					       "\"tag2\" : \"value2\"," +
-					       "\"tag1\" : \"value1\"" +
-					    "}," +
-						"\"startTime\" : \"1000\"," +
-					    "\"delayTime\" : \"500\"" +
-					  "}";
-		// @formatter:on
+        String json = "{" +
+                        "\"operation\" : \"add\"," +
+                        "\"sessionId\" : \"1234\"," +
+                        "\"metric\" : \"sys.cpu.user\"," +
+                        "\"tags\" : {" +
+                           "\"tag2\" : \"value2\"," +
+                           "\"tag1\" : \"value1\"" +
+                        "}," +
+                        "\"startTime\" : \"1000\"," +
+                        "\"delayTime\" : \"500\"" +
+                      "}";
+        // @formatter:on
         WebSocketRequest request = JsonUtil.getObjectMapper().readValue(json.getBytes(), WebSocketRequest.class);
         Assert.assertNotNull(request);
         Assert.assertEquals(AddSubscription.class, request.getClass());

server/src/test/java/timely/auth/AuthCacheTest.java

@@ -30,19 +30,19 @@ public class AuthCacheTest {
 
     @AfterClass
     public static void after() {
-        AuthCache.resetSessionMaxAge();
+        AuthCache.resetConfiguration();
     }
 
     @Before
     public void setup() throws Exception {
-        AuthCache.setSessionMaxAge(config.getSecurity());
+        AuthCache.configure(config.getSecurity());
         UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken("test", "test1");
         AuthenticationService.authenticate(token, cookie);
     }
 
     @After
     public void tearDown() throws Exception {
-        AuthCache.resetSessionMaxAge();
+        AuthCache.resetConfiguration();
     }
 
     @Test(expected = IllegalArgumentException.class)

server/src/test/java/timely/auth/AuthenticationServiceTest.java

@@ -22,8 +22,8 @@ public class AuthenticationServiceTest {
     public static void before() {
         config = TestConfiguration.createMinimalConfigurationForTest();
         config.getSecurity().setSessionMaxAge(Integer.MAX_VALUE);
-        AuthCache.resetSessionMaxAge();
-        AuthCache.setSessionMaxAge(config.getSecurity());
+        AuthCache.resetConfiguration();
+        AuthCache.configure(config.getSecurity());
     }
 
     @Before
@@ -34,7 +34,7 @@ public class AuthenticationServiceTest {
 
     @AfterClass
     public static void after() {
-        AuthCache.resetSessionMaxAge();
+        AuthCache.resetConfiguration();
     }
 
     @Test(expected = BadCredentialsException.class)

server/src/test/java/timely/netty/http/HttpRequestDecoderTest.java

@@ -12,7 +12,7 @@ import com.fasterxml.jackson.databind.JsonMappingException;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.http.DefaultFullHttpRequest;
 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.HttpVersion;
 import io.netty.handler.codec.http.cookie.ClientCookieEncoder;
@@ -70,14 +70,14 @@ public class HttpRequestDecoderTest {
         anonConfig = TestConfiguration.createMinimalConfigurationForTest();
         anonConfig.getSecurity().setAllowAnonymousHttpAccess(true);
         cookie = URLEncoder.encode(UUID.randomUUID().toString(), StandardCharsets.UTF_8.name());
-        AuthCache.setSessionMaxAge(config.getSecurity());
+        AuthCache.configure(config.getSecurity());
         UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken("test", "test1");
         AuthenticationService.authenticate(token, cookie);
     }
 
     @AfterClass
     public static void after() {
-        AuthCache.resetSessionMaxAge();
+        AuthCache.resetConfiguration();
     }
 
     @Before
@@ -86,7 +86,7 @@ public class HttpRequestDecoderTest {
     }
 
     private void addCookie(FullHttpRequest request) {
-        request.headers().set(Names.COOKIE, ClientCookieEncoder.STRICT.encode(Constants.COOKIE_NAME, cookie));
+        request.headers().set(HttpHeaderNames.COOKIE, ClientCookieEncoder.STRICT.encode(Constants.COOKIE_NAME, cookie));
     }
 
     @Test
@@ -218,10 +218,10 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testLookupPostWithNoLimit() throws Exception {
-        // @formatter:off
-        String content = 
+    // @formatter:off
+        String content =
         "{\n" +
-        "    \"metric\": \"sys.cpu.user\"\n" + 
+        "    \"metric\": \"sys.cpu.user\"\n" +
         "}";
         // @formatter:on
         decoder = new TestHttpQueryDecoder(config);
@@ -255,8 +255,8 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testLookupPostWithLimit() throws Exception {
-        // @formatter:off
-        String content = 
+    // @formatter:off
+        String content =
         "{\n" +
         "    \"metric\": \"sys.cpu.user\",\n" +
         "    \"limit\": 3000\n" +
@@ -296,8 +296,8 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testLookupPostWithLimitAndTags() throws Exception {
-        // @formatter:off
-        String content = 
+    // @formatter:off
+        String content =
         "{\n" +
         "    \"metric\": \"sys.cpu.user\",\n" +
         "    \"limit\": 3000,\n" +
@@ -411,8 +411,8 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testSuggestPostWithValidType() throws Exception {
-        // @formatter:off
-        String content = 
+    // @formatter:off
+        String content =
         "{\n" +
         "    \"type\": \"metrics\"\n" +
         "}";
@@ -450,8 +450,8 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testSuggestPostWithValidTypeAndQuery() throws Exception {
-        // @formatter:off
-        String content = 
+    // @formatter:off
+        String content =
         "{\n" +
         "    \"type\": \"metrics\",\n" +
         "    \"q\": \"sys.cpu.user\"\n" +
@@ -490,8 +490,8 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testSuggestPostWithValidTypeAndQueryAndMax() throws Exception {
-        // @formatter:off
-        String content = 
+    // @formatter:off
+        String content =
         "{\n" +
         "    \"type\": \"metrics\",\n" +
         "    \"q\": \"sys.cpu.user\",\n" +
@@ -616,7 +616,7 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testQueryEmptyTags() throws Exception {
-        // @formatter:off
+    // @formatter:off
         String content =
                 "{\n"+
                         "    \"start\": 1356998400,\n"+
@@ -665,7 +665,7 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testQueryPostAll() throws Exception {
-        // @formatter:off
+    // @formatter:off
         String content =
         "{\n"+
         "    \"start\": 1356998400,\n"+
@@ -762,7 +762,7 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testQueryPostGlobalAnnotations() throws Exception {
-        // @formatter:off
+    // @formatter:off
         String content = "" +
         "{"
         + "\"start\":1447767369171,"
@@ -803,8 +803,8 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testQueryPostRateOption() throws Exception {
-        // @formatter:off
-        String content = 
+    // @formatter:off
+        String content =
         "{"
         +  "\"start\":1447767369171,"
         +  "\"queries\":"
@@ -861,7 +861,7 @@ public class HttpRequestDecoderTest {
 
     @Test
     public void testPutMetricPost() throws Exception {
-        // @formatter:off
+    // @formatter:off
         Metric m = Metric.newBuilder()
                 .name("sys.cpu.user")
                 .value(TEST_TIME, 1.0D)

server/src/test/java/timely/netty/http/login/BasicAuthLoginRequestHandlerTest.java

@@ -8,7 +8,7 @@ import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.http.DefaultFullHttpRequest;
 import io.netty.handler.codec.http.DefaultFullHttpResponse;
 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.HttpVersion;
@@ -47,12 +47,12 @@ public class BasicAuthLoginRequestHandlerTest {
 
     @BeforeClass
     public static void before() throws Exception {
-        AuthCache.setSessionMaxAge(TestConfiguration.createMinimalConfigurationForTest().getSecurity());
+        AuthCache.configure(TestConfiguration.createMinimalConfigurationForTest().getSecurity());
     }
 
     @AfterClass
     public static void after() throws Exception {
-        AuthCache.resetSessionMaxAge();
+        AuthCache.resetConfiguration();
     }
 
     @Before
@@ -66,12 +66,12 @@ public class BasicAuthLoginRequestHandlerTest {
         Configuration config = TestConfiguration.createMinimalConfigurationForTest();
 
         // @formatter:off
-		String form = 
+        String form = 
         "{\n" +
-		"    \"username\": \"test\",\n" +
+        "    \"username\": \"test\",\n" +
         "    \"password\": \"test1\"\n" +
-		"}";
-		// @formatter:on
+        "}";
+        // @formatter:on
         DefaultFullHttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST, "/login");
         request.content().writeBytes(form.getBytes());
 
@@ -87,11 +87,11 @@ public class BasicAuthLoginRequestHandlerTest {
         Assert.assertNotNull(ctx.msg);
         Assert.assertTrue(ctx.msg instanceof DefaultFullHttpResponse);
         DefaultFullHttpResponse response = (DefaultFullHttpResponse) ctx.msg;
-        Assert.assertEquals(HttpResponseStatus.OK, response.getStatus());
-        Assert.assertTrue(response.headers().contains(Names.CONTENT_TYPE));
-        Assert.assertEquals(Constants.JSON_TYPE, response.headers().get(Names.CONTENT_TYPE));
-        Assert.assertTrue(response.headers().contains(Names.SET_COOKIE));
-        Cookie c = ClientCookieDecoder.STRICT.decode(response.headers().get(Names.SET_COOKIE));
+        Assert.assertEquals(HttpResponseStatus.OK, response.status());
+        Assert.assertTrue(response.headers().contains(HttpHeaderNames.CONTENT_TYPE));
+        Assert.assertEquals(Constants.JSON_TYPE, response.headers().get(HttpHeaderNames.CONTENT_TYPE));
+        Assert.assertTrue(response.headers().contains(HttpHeaderNames.SET_COOKIE));
+        Cookie c = ClientCookieDecoder.STRICT.decode(response.headers().get(HttpHeaderNames.SET_COOKIE));
         Assert.assertEquals(TestConfiguration.TIMELY_HTTP_ADDRESS_DEFAULT, c.domain());
         Assert.assertEquals(86400, c.maxAge());
         Assert.assertTrue(c.isHttpOnly());
@@ -105,12 +105,12 @@ public class BasicAuthLoginRequestHandlerTest {
         Configuration config = TestConfiguration.createMinimalConfigurationForTest();
 
         // @formatter:off
-		String form = 
+        String form = 
         "{\n" +
-		"    \"username\": \"test\",\n" +
+        "    \"username\": \"test\",\n" +
         "    \"password\": \"test2\"\n" +
-		"}";
-		// @formatter:on
+        "}";
+        // @formatter:on
         DefaultFullHttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST, "/login");
         request.content().writeBytes(form.getBytes());
 
@@ -126,9 +126,9 @@ public class BasicAuthLoginRequestHandlerTest {
         Assert.assertNotNull(ctx.msg);
         Assert.assertTrue(ctx.msg instanceof DefaultFullHttpResponse);
         DefaultFullHttpResponse response = (DefaultFullHttpResponse) ctx.msg;
-        Assert.assertEquals(HttpResponseStatus.UNAUTHORIZED, response.getStatus());
-        Assert.assertTrue(response.headers().contains(Names.CONTENT_TYPE));
-        Assert.assertEquals(Constants.JSON_TYPE, response.headers().get(Names.CONTENT_TYPE));
+        Assert.assertEquals(HttpResponseStatus.UNAUTHORIZED, response.status());
+        Assert.assertTrue(response.headers().contains(HttpHeaderNames.CONTENT_TYPE));
+        Assert.assertEquals(Constants.JSON_TYPE, response.headers().get(HttpHeaderNames.CONTENT_TYPE));
     }
 
 }