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From: Cyrill Gorcunov via Tarantool-patches <tarantool-patches@dev.tarantool.org>
To: Vladislav Shpilevoy <v.shpilevoy@tarantool.org>
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH 1/1] replication: check rs uuid on subscribe process
Date: Sat, 29 May 2021 01:06:19 +0300
Message-ID: <YLFpWz9ScYOREAq0@grain> (raw)
In-Reply-To: <6ed9245f407510ad3a149f62c960f89fa689909e.1622233728.git.v.shpilevoy@tarantool.org>

On Fri, May 28, 2021 at 10:35:42PM +0200, Vladislav Shpilevoy wrote:
> +	if (!tt_uuid_is_equal(&peer_replicaset_uuid, &REPLICASET_UUID)) {
> +		tnt_raise(ClientError, ER_REPLICASET_UUID_MISMATCH,
> +			  tt_uuid_str(&REPLICASET_UUID),
> +			  tt_uuid_str(&peer_replicaset_uuid));
> +	}

Vlad, I didn't dive into the patch context yet but this
use of *two* sequential calls of tt_uuid_str() is somehow
suspicious. The tt_uuid_str uses single common buffer
for any call which means some of tt_uuid_str() result
will be overwritten, no?

  reply	other threads:[~2021-05-28 22:06 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-28 20:35 Vladislav Shpilevoy via Tarantool-patches
2021-05-28 22:06 ` Cyrill Gorcunov via Tarantool-patches [this message]
2021-05-28 22:20   ` Vladislav Shpilevoy via Tarantool-patches
2021-05-28 22:30     ` Cyrill Gorcunov via Tarantool-patches
2021-06-01  7:52     ` Cyrill Gorcunov via Tarantool-patches
2021-06-01  8:29 ` Serge Petrenko via Tarantool-patches
2021-06-01 21:34   ` Vladislav Shpilevoy via Tarantool-patches
2021-06-02  6:36     ` Serge Petrenko via Tarantool-patches
2021-06-02 20:16       ` Vladislav Shpilevoy via Tarantool-patches
2021-06-03  7:14         ` Serge Petrenko via Tarantool-patches
2021-06-03  7:18         ` Serge Petrenko via Tarantool-patches

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