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Fixed missing session lock in schemarouter.

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This commit is contained in:
Markus Makela
2015-03-13 03:33:37 +02:00
parent 8d0ca74b9c
commit 57fc4696f2
1 changed files with 19 additions and 10 deletions
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29
server/modules/routing/schemarouter/schemarouter.c
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@ -1684,8 +1684,17 @@ static int routeQuery(
rses_is_closed = true;
}
ss_dassert(!GWBUF_IS_TYPE_UNDEFINED(querybuf));
if(!rses_is_closed)
if (!rses_begin_locked_router_action(router_cli_ses))
{
LOGIF(LT, (skygw_log_write(
LOGFILE_TRACE,
"Route query aborted! Routing session is closed <")));
ret = 0;
goto retblock;
}
if(!(rses_is_closed = router_cli_ses->rses_closed))
{
if(router_cli_ses->init & INIT_UNINT)
{
@ -1717,12 +1726,16 @@ static int routeQuery(
else
{
ptr->next = querybuf;
}
rses_end_locked_router_action(router_cli_ses);
return 1;
}
}
rses_end_locked_router_action(router_cli_ses);
packet = GWBUF_DATA(querybuf);
packet_type = packet[4];
@ -1891,14 +1904,6 @@ static int routeQuery(
* for an alternate backend with the database. If this is not found
* the target is undefined and an error will be returned to the client.
*/
/*
if((tname = get_shard_target_name(inst,router_cli_ses,querybuf,qtype)) != NULL &&
check_shard_status(inst,tname))
{
route_target = TARGET_NAMED_SERVER;
}
*/
}
}
@ -2477,6 +2482,10 @@ static void clientReply (
if (writebuf != NULL && client_dcb != NULL)
{
/** Write reply to client DCB */
char* query = modutil_get_SQL(writebuf);
skygw_log_write(LOGFILE_TRACE, "schemarouter: returning reply [%x]: %s",
writebuf->start+4,
query);
SESSION_ROUTE_REPLY(backend_dcb->session, writebuf);
}
/** Unlock router session */