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Merge pull request #1555 from mattsta/cluster-port-error-out

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Cluster port error out
This commit is contained in:
Salvatore Sanfilippo
2014-03-10 10:37:50 +01:00
parent ed8c55237b ce68caea37
commit 442b06db54
2 changed files with 14 additions and 1 deletions
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13
src/cluster.c
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@ -329,6 +329,19 @@ void clusterInit(void) {
/* We need a listening TCP port for our cluster messaging needs. */
server.cfd_count = 0;
/* Port sanity check II
The other handshake port check is triggered too late to stop
us from trying to use a too-high cluster port number.
*/
if (server.port > (65535-REDIS_CLUSTER_PORT_INCR)) {
redisLog(REDIS_WARNING, "Redis port number too high. "
"Cluster communication port is 10,000 port "
"numbers higher than your Redis port. "
"Your Redis port number must be "
"lower than 55535.");
}
if (listenToPort(server.port+REDIS_CLUSTER_PORT_INCR,
server.cfd,&server.cfd_count) == REDIS_ERR)
{