hcq/MaxScale
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Merge remote-tracking branch 'origin/develop' into MXS-329

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Conflicts:
	server/core/session.c
This commit is contained in:
counterpoint
2015-09-10 13:07:27 +01:00
parent 296e306daa 9f01d0ec3f
commit cfeaf7d6e9
69 changed files with 3037 additions and 2062 deletions
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34
server/modules/protocol/mysql_backend.c
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@ -32,7 +32,7 @@
* 17/06/2013 Massimiliano Pinto Added MaxScale To Backends routines
* 01/07/2013 Massimiliano Pinto Put Log Manager example code behind SS_DEBUG macros.
* 03/07/2013 Massimiliano Pinto Added delayq for incoming data before mysql connection
* 04/07/2013 Massimiliano Pinto Added asyncrhronous MySQL protocol connection to backend
* 04/07/2013 Massimiliano Pinto Added asynchronous MySQL protocol connection to backend
* 05/07/2013 Massimiliano Pinto Added closeSession if backend auth fails
* 12/07/2013 Massimiliano Pinto Added Mysql Change User via dcb->func.auth()
* 15/07/2013 Massimiliano Pinto Added Mysql session change via dcb->func.session()
@ -548,6 +548,18 @@ static int gw_read_backend_event(DCB *dcb) {
rc = 0;
goto return_rc;
}
if (!read_buffer) {
LOGIF(LM, (skygw_log_write_flush(
LOGFILE_MESSAGE,
"%lu [gw_read_backend_event] "
"Read buffer unexpectedly null, even though response "
"not marked as complete. User: %s",
pthread_self(),
current_session->user)));
rc = 0;
goto return_rc;
}
}
/**
* Check that session is operable, and that client DCB is
@ -825,7 +837,6 @@ static int gw_error_backend_event(DCB *dcb)
if (dcb->state != DCB_STATE_POLLING)
{
int error, len;
char buf[100];
len = sizeof(error);
@ -833,12 +844,12 @@ static int gw_error_backend_event(DCB *dcb)
{
if (error != 0)
{
strerror_r(error, buf, 100);
char errbuf[STRERROR_BUFLEN];
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"DCB in state %s got error '%s'.",
STRDCBSTATE(dcb->state),
buf)));
strerror_r(error, errbuf, sizeof(errbuf)))));
}
}
return 1;
@ -868,18 +879,17 @@ static int gw_error_backend_event(DCB *dcb)
if (ses_state != SESSION_STATE_ROUTER_READY)
{
int error, len;
char buf[100];
len = sizeof(error);
if (getsockopt(dcb->fd, SOL_SOCKET, SO_ERROR, &error, (socklen_t *)&len) == 0)
{
if (error != 0)
{
strerror_r(error, buf, 100);
char errbuf[STRERROR_BUFLEN];
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Error '%s' in session that is not ready for routing.",
buf)));
strerror_r(error, errbuf, sizeof(errbuf)))));
}
}
gwbuf_free(errbuf);
@ -1092,19 +1102,18 @@ gw_backend_hangup(DCB *dcb)
if (ses_state != SESSION_STATE_ROUTER_READY)
{
int error, len;
char buf[100];
len = sizeof(error);
if (getsockopt(dcb->fd, SOL_SOCKET, SO_ERROR, &error, (socklen_t *)&len) == 0)
{
if (error != 0 && ses_state != SESSION_STATE_STOPPING)
{
strerror_r(error, buf, 100);
char errbuf[STRERROR_BUFLEN];
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Hangup in session that is not ready for routing, "
"Error reported is '%s'.",
buf)));
strerror_r(error, errbuf, sizeof(errbuf)))));
}
}
gwbuf_free(errbuf);
@ -1556,9 +1565,10 @@ static GWBUF* process_response_data (
* enough data to read the packet length.
*/
init_response_status(readbuf, srvcmd, &npackets_left, &nbytes_left);
initial_packets = npackets_left;
initial_bytes = nbytes_left;
}
initial_packets = npackets_left;
initial_bytes = nbytes_left;
}
/** Only session commands with responses should be processed */
ss_dassert(npackets_left > 0);