From 0ac33e4a0edae8877e2d400b9a3c5e7af902668f Mon Sep 17 00:00:00 2001 From: "Daniel P. Berrange" Date: Wed, 20 Dec 2017 17:56:44 +0100 Subject: [PATCH 04/42] io: include full error message in websocket handshake trace MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit RH-Author: Daniel P. Berrange Message-id: <20171220175702.29663-3-berrange@redhat.com> Patchwork-id: 78458 O-Subject: [RHV-7.5 qemu-kvm-rhev PATCH v2 02/20] io: include full error message in websocket handshake trace Bugzilla: 1518649 RH-Acked-by: John Snow RH-Acked-by: Jeffrey Cody RH-Acked-by: Miroslav Rezanina When the websocket handshake fails it is useful to log the real error message via the trace points for debugging purposes. Fixes bug: #1715186 Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Daniel P. Berrange (cherry picked from commit 3a3f8705962c8c8a47a9b981ffd5aab7274ad508) Signed-off-by: Miroslav Rezanina --- io/channel-websock.c | 7 ++++--- io/trace-events | 2 +- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/io/channel-websock.c b/io/channel-websock.c index f5fac5b..6ddcec1 100644 --- a/io/channel-websock.c +++ b/io/channel-websock.c @@ -507,7 +507,7 @@ static gboolean qio_channel_websock_handshake_send(QIOChannel *ioc, &err); if (ret < 0) { - trace_qio_channel_websock_handshake_fail(ioc); + trace_qio_channel_websock_handshake_fail(ioc, error_get_pretty(err)); qio_task_set_error(task, err); qio_task_complete(task); return FALSE; @@ -516,7 +516,8 @@ static gboolean qio_channel_websock_handshake_send(QIOChannel *ioc, buffer_advance(&wioc->encoutput, ret); if (wioc->encoutput.offset == 0) { if (wioc->io_err) { - trace_qio_channel_websock_handshake_fail(ioc); + trace_qio_channel_websock_handshake_fail( + ioc, error_get_pretty(wioc->io_err)); qio_task_set_error(task, wioc->io_err); wioc->io_err = NULL; qio_task_complete(task); @@ -547,7 +548,7 @@ static gboolean qio_channel_websock_handshake_io(QIOChannel *ioc, * client connection, as most of the time we have an * HTTP 4xx err response to send instead */ - trace_qio_channel_websock_handshake_fail(ioc); + trace_qio_channel_websock_handshake_fail(ioc, error_get_pretty(err)); qio_task_set_error(task, err); qio_task_complete(task); return FALSE; diff --git a/io/trace-events b/io/trace-events index 3d23369..6459f71 100644 --- a/io/trace-events +++ b/io/trace-events @@ -46,7 +46,7 @@ qio_channel_websock_new_server(void *ioc, void *master) "Websock new client ioc= qio_channel_websock_handshake_start(void *ioc) "Websock handshake start ioc=%p" qio_channel_websock_handshake_pending(void *ioc, int status) "Websock handshake pending ioc=%p status=%d" qio_channel_websock_handshake_reply(void *ioc) "Websock handshake reply ioc=%p" -qio_channel_websock_handshake_fail(void *ioc) "Websock handshake fail ioc=%p" +qio_channel_websock_handshake_fail(void *ioc, const char *msg) "Websock handshake fail ioc=%p err=%s" qio_channel_websock_handshake_complete(void *ioc) "Websock handshake complete ioc=%p" # io/channel-command.c -- 1.8.3.1