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Cluster: slave failover implemented.

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This commit is contained in:
antirez 2013-03-15 16:11:34 +01:00
parent 1d8f302e0d
commit 44c92f5aeb
1 changed files with 14 additions and 2 deletions
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16
src/cluster.c
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@ -1390,8 +1390,20 @@ void clusterHandleSlaveFailover(void) {
if (server.cluster->failover_auth_count >= needed_quorum) { if (server.cluster->failover_auth_count >= needed_quorum) {
redisLog(REDIS_WARNING, redisLog(REDIS_WARNING,
"Masters quorum reached: failing over my (failing) master."); "Masters quorum reached: failing over my (failing) master.");
/* TODO: Perform promotion. */ /* We have the quorum, perform all the steps to correctly promote
/* TODO: Broadcast update to cluster. */ * this slave to a master.
*
* 1) Turn this node into a master. */
clusterNodeRemoveSlave(server.cluster->myself->slaveof,
server.cluster->myself);
server.cluster->myself->flags &= ~REDIS_NODE_SLAVE;
server.cluster->myself->flags |= REDIS_NODE_MASTER;
server.cluster->myself->slaveof = NULL;
replicationUnsetMaster();
/* 2) Ping all the other nodes so that they can update the state
* accordingly and detect that we switched to master role. */
clusterBroadcastPing();
} }
} }