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Ensure that upstream->send() is called in callback.

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Log error string in case of network error
This commit is contained in:
Tatsuhiro Tsujikawa 2012-07-15 21:15:28 +09:00
parent 317ad6f4ad
commit 7f2b9ae75d
2 changed files with 18 additions and 7 deletions
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5
examples/shrpx_client_handler.cc
View File

@ -24,6 +24,8 @@
*/ */
#include "shrpx_client_handler.h" #include "shrpx_client_handler.h"
#include <cerrno>
#include "shrpx_upstream.h" #include "shrpx_upstream.h"
#include "shrpx_spdy_upstream.h" #include "shrpx_spdy_upstream.h"
#include "shrpx_https_upstream.h" #include "shrpx_https_upstream.h"
@ -73,7 +75,8 @@ void upstream_eventcb(bufferevent *bev, short events, void *arg)
} }
if(events & BEV_EVENT_ERROR) { if(events & BEV_EVENT_ERROR) {
if(ENABLE_LOG) { if(ENABLE_LOG) {
LOG(INFO) << "Upstream network error"; LOG(INFO) << "Upstream network error: "
<< evutil_socket_error_to_string(EVUTIL_SOCKET_ERROR());
} }
finish = true; finish = true;
} }

20
examples/shrpx_spdy_upstream.cc
View File

@ -25,6 +25,7 @@
#include "shrpx_spdy_upstream.h" #include "shrpx_spdy_upstream.h"
#include <assert.h> #include <assert.h>
#include <cerrno>
#include <sstream> #include <sstream>
#include "shrpx_client_handler.h" #include "shrpx_client_handler.h"
@ -441,7 +442,6 @@ void spdy_downstream_eventcb(bufferevent *bev, short events, void *ptr)
} else { } else {
upstream->on_downstream_body_complete(downstream); upstream->on_downstream_body_complete(downstream);
} }
upstream->send();
} else if(downstream->get_response_state() == Downstream::MSG_COMPLETE) { } else if(downstream->get_response_state() == Downstream::MSG_COMPLETE) {
// For SSL tunneling? // For SSL tunneling?
upstream->rst_stream(downstream, SPDYLAY_INTERNAL_ERROR); upstream->rst_stream(downstream, SPDYLAY_INTERNAL_ERROR);
@ -450,13 +450,21 @@ void spdy_downstream_eventcb(bufferevent *bev, short events, void *ptr)
// on_stream_close_callback delete downstream. // on_stream_close_callback delete downstream.
upstream->error_reply(downstream, 502); upstream->error_reply(downstream, 502);
downstream->set_response_state(Downstream::MSG_COMPLETE); downstream->set_response_state(Downstream::MSG_COMPLETE);
upstream->send();
// At this point, downstream may be deleted.
} }
upstream->send();
// At this point, downstream may be deleted.
} }
} else if(events & (BEV_EVENT_ERROR | BEV_EVENT_TIMEOUT)) { } else if(events & (BEV_EVENT_ERROR | BEV_EVENT_TIMEOUT)) {
if(ENABLE_LOG) { if(ENABLE_LOG) {
LOG(INFO) << "Downstream error/timeout. Downstream " << downstream; if(events & BEV_EVENT_ERROR) {
LOG(INFO) << "Downstream network error: "
<< evutil_socket_error_to_string(EVUTIL_SOCKET_ERROR());
} else {
LOG(INFO) << "Downstream timeout";
}
if(downstream->tunnel_established()) {
LOG(INFO) << "Note: this is tunnel connection";
}
} }
if(downstream->get_request_state() == Downstream::STREAM_CLOSED) { if(downstream->get_request_state() == Downstream::STREAM_CLOSED) {
upstream->remove_downstream(downstream); upstream->remove_downstream(downstream);
@ -483,9 +491,9 @@ void spdy_downstream_eventcb(bufferevent *bev, short events, void *ptr)
upstream->error_reply(downstream, status); upstream->error_reply(downstream, status);
} }
downstream->set_response_state(Downstream::MSG_COMPLETE); downstream->set_response_state(Downstream::MSG_COMPLETE);
upstream->send();
// At this point, downstream may be deleted.
} }
upstream->send();
// At this point, downstream may be deleted.
} }
} }
} }