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Cluster cron announce IP minor refactoring.

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This commit is contained in:
antirez 2018-07-31 17:13:03 +02:00
parent 093adb7ef9
commit e245ed9a44
1 changed files with 6 additions and 3 deletions
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9
src/cluster.c
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@ -3321,14 +3321,17 @@ void clusterCron(void) {
int changed = 0; int changed = 0;
if (prev_ip == NULL && curr_ip != NULL) changed = 1; if (prev_ip == NULL && curr_ip != NULL) changed = 1;
if (prev_ip != NULL && curr_ip == NULL) changed = 1; else if (prev_ip != NULL && curr_ip == NULL) changed = 1;
if (prev_ip && curr_ip && strcmp(prev_ip,curr_ip)) changed = 1; else if (prev_ip && curr_ip && strcmp(prev_ip,curr_ip)) changed = 1;
if (changed) { if (changed) {
if (prev_ip) zfree(prev_ip); if (prev_ip) zfree(prev_ip);
prev_ip = curr_ip; prev_ip = curr_ip;
if (curr_ip) { if (curr_ip) {
/* We always take a copy of the previous IP address, by
* duplicating the string. This way later we can check if
* the address really changed. */
prev_ip = zstrdup(prev_ip); prev_ip = zstrdup(prev_ip);
strncpy(myself->ip,server.cluster_announce_ip,NET_IP_STR_LEN); strncpy(myself->ip,server.cluster_announce_ip,NET_IP_STR_LEN);
myself->ip[NET_IP_STR_LEN-1] = '\0'; myself->ip[NET_IP_STR_LEN-1] = '\0';