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Ignore pubsub replies without a channel/pattern

master
Björn Svensson 2022-02-02 22:42:23 +01:00
parent f8de9a4bd4
commit b6fb548fc6
2 changed files with 9 additions and 1 deletions
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4
async.c
View File

@ -431,8 +431,10 @@ static int __redisGetSubscribeCallback(redisAsyncContext *ac, redisReply *reply,
else
callbacks = ac->sub.channels;
/* Ignore replies without a channel/pattern string */
if (reply->element[1]->type != REDIS_REPLY_STRING) return REDIS_OK;
/* Locate the right callback */
assert(reply->element[1]->type == REDIS_REPLY_STRING);
sname = sdsnewlen(reply->element[1]->str,reply->element[1]->len);
if (sname == NULL)
goto oom;

6
test.c
View File

@ -1733,6 +1733,10 @@ void subscribe_channel_a_cb(redisAsyncContext *ac, void *r, void *privdata) {
redisAsyncCommand(ac,unexpected_cb,
(void*)"unsubscribe should not call unexpected_cb()",
"unsubscribe B X A");
/* Unsubscribe to patterns, none which we subscribe to */
redisAsyncCommand(ac,unexpected_cb,
(void*)"punsubscribe should not call unexpected_cb()",
"punsubscribe");
/* Send a regular command after unsubscribing, then disconnect */
state->disconnect = 1;
redisAsyncCommand(ac,integer_cb,state,"LPUSH mylist foo");
@ -1769,6 +1773,8 @@ void subscribe_channel_b_cb(redisAsyncContext *ac, void *r, void *privdata) {
* - subscribe to channel A and B
* - a published message on A triggers an unsubscribe of channel B, X and A
* where channel X is not subscribed to.
* - the published message also triggers an unsubscribe to patterns. Since no
* pattern is subscribed to the responded pattern element type is NIL.
* - a command sent after unsubscribe triggers a disconnect */
static void test_pubsub_multiple_channels(struct config config) {
test("Subscribe to multiple channels: ");