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Trying to remove a non-dynamic queue member via dynamic means can lead to some

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interesting (read nasty) situations. This patch clears up the issue by making
only dynamic queue members removable via dynamic methods.



git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@85958 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Michelson
2007-10-16 21:14:34 +00:00
parent 17ee21bf18
commit eb154e963c
1 changed files with 21 additions and 1 deletions
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22
apps/app_queue.c
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@@ -124,6 +124,7 @@ static struct strategy {
#define RES_EXISTS (-1) /* Entry already exists */
#define RES_OUTOFMEMORY (-2) /* Out of memory */
#define RES_NOSUCHQUEUE (-3) /* No such queue */
#define RES_NOT_DYNAMIC (-4) /* Member is not dynamic */
static char *app = "Queue";
@@ -2962,13 +2963,21 @@ static int remove_from_queue(const char *queuename, const char *interface)
continue;
}
if ((mem = ao2_find(q->members, &tmpmem, OBJ_POINTER | OBJ_UNLINK))) {
if ((mem = ao2_find(q->members, &tmpmem, OBJ_POINTER))) {
/* XXX future changes should beware of this assumption!! */
if(!mem->dynamic) {
res = RES_NOT_DYNAMIC;
ao2_ref(mem, -1);
ast_mutex_unlock(&q->lock);
break;
}
q->membercount--;
manager_event(EVENT_FLAG_AGENT, "QueueMemberRemoved",
"Queue: %s\r\n"
"Location: %s\r\n"
"MemberName: %s\r\n",
q->name, mem->interface, mem->membername);
ao2_unlink(q->members, mem);
ao2_ref(mem, -1);
if (queue_persistent_members)
@@ -3345,6 +3354,11 @@ static int rqm_exec(struct ast_channel *chan, void *data)
pbx_builtin_setvar_helper(chan, "RQMSTATUS", "NOSUCHQUEUE");
res = 0;
break;
case RES_NOT_DYNAMIC:
ast_log(LOG_WARNING, "Unable to remove interface from queue '%s': '%s' is not a dynamic member\n", args.queuename, args.interface);
pbx_builtin_setvar_helper(chan, "RQMSTATUS", "NOTDYNAMIC");
res = 0;
break;
}
ast_module_user_remove(lu);
@@ -4411,6 +4425,9 @@ static int manager_remove_queue_member(struct mansession *s, const struct messag
case RES_OUTOFMEMORY:
astman_send_error(s, m, "Out of memory");
break;
case RES_NOT_DYNAMIC:
astman_send_error(s, m, "Member not dynamic");
break;
}
return 0;
@@ -4551,6 +4568,9 @@ static int handle_queue_remove_member(int fd, int argc, char *argv[])
case RES_OUTOFMEMORY:
ast_cli(fd, "Out of memory\n");
return RESULT_FAILURE;
case RES_NOT_DYNAMIC:
ast_cli(fd, "Member not dynamic\n");
return RESULT_FAILURE;
default:
return RESULT_FAILURE;
}