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Cluster: better comment for clusterSendFailoverAuthIfNeeded() epoch test.

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This commit is contained in:
antirez 2014-06-10 17:20:16 +02:00
parent 605303d9c6
commit 58799718be
1 changed files with 4 additions and 1 deletions
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5
src/cluster.c
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@ -2288,7 +2288,10 @@ void clusterSendFailoverAuthIfNeeded(clusterNode *node, clusterMsg *request) {
* size + 1 */
if (nodeIsSlave(myself) || myself->numslots == 0) return;
/* Request epoch must be >= our currentEpoch. */
/* Request epoch must be >= our currentEpoch.
* Note that it is impossible for it to actually be greater since
* our currentEpoch was updated as a side effect of receiving this
* request, if the request epoch was greater. */
if (requestCurrentEpoch < server.cluster->currentEpoch) {
redisLog(REDIS_WARNING,
"Failover auth denied to %.40s: reqEpoch (%llu) < curEpoch(%llu)",