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Changed back the first part of gw_MySQLWrite_backend so that it is protected by dcb->authlock which must wait until authentication phase is complete. If authentication fails, the error is handled before next query starts its execution.

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This commit is contained in:
VilhoRaatikka
2014-03-18 17:00:43 +02:00
parent 35c460457a
commit d7e9978ac1
1 changed files with 3 additions and 5 deletions
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6
server/modules/protocol/mysql_backend.c
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@ -528,7 +528,7 @@ gw_MySQLWrite_backend(DCB *dcb, GWBUF *queue)
/*<
* Don't write to backend if backend_dcb is not in poll set anymore.
*/
spinlock_acquire(&dcb->dcb_initlock);
spinlock_acquire(&dcb->authlock);
if (dcb->state != DCB_STATE_POLLING) {
/*< vraa : errorHandle */
/*< Free buffer memory */
@ -543,12 +543,10 @@ gw_MySQLWrite_backend(DCB *dcb, GWBUF *queue)
dcb->fd,
STRDCBSTATE(dcb->state))));
spinlock_release(&dcb->dcb_initlock);
spinlock_release(&dcb->authlock);
return 0;
}
spinlock_release(&dcb->dcb_initlock);
spinlock_acquire(&dcb->authlock);
/*<
* Now put the incoming data to the delay queue unless backend is
* connected with auth ok