/* Connect to the client. If force is not zero the connection is performed
* even if there is already a connected socket. */
static int cliConnect(int force) {
if (context == NULL || force) {
if (context != NULL)
redisFree(context);
if (config.hostsocket == NULL) {
context = redisConnect(config.hostip,config.hostport);
} else {
context = redisConnectUnix(config.hostsocket);
}
if (context->err) {
fprintf(stderr,"Could not connect to Redis at ");
if (config.hostsocket == NULL)
fprintf(stderr,"%s:%d: %s\n",config.hostip,config.hostport,context->errstr);
else
fprintf(stderr,"%s: %s\n",config.hostsocket,context->errstr);
redisFree(context);
context = NULL;
return REDIS_ERR;
}
/* Do AUTH and select the right DB. */
if (cliAuth() != REDIS_OK)
return REDIS_ERR;
if (cliSelect() != REDIS_OK)
return REDIS_ERR;
}
return REDIS_OK;
}
/* Connect to the server. If force is not zero the connection is performed
* even if there is already a connected socket. */
static int cliConnect(int force) {
if (context == NULL || force) {
if (context != NULL)
redisFree(context);
if (config.hostsocket == NULL) {
context = redisConnect(config.hostip,config.hostport);
} else {
context = redisConnectUnix(config.hostsocket);
}
if (context->err) {
fprintf(stderr,"Could not connect to Redis at ");
if (config.hostsocket == NULL)
fprintf(stderr,"%s:%d: %s\n",config.hostip,config.hostport,context->errstr);
else
fprintf(stderr,"%s: %s\n",config.hostsocket,context->errstr);
redisFree(context);
context = NULL;
return REDIS_ERR;
}
/* Set aggressive KEEP_ALIVE socket option in the Redis context socket
* in order to prevent timeouts caused by the execution of long
* commands. At the same time this improves the detection of real
* errors. */
anetKeepAlive(NULL, context->fd, REDIS_CLI_KEEPALIVE_INTERVAL);
/* Do AUTH and select the right DB. */
if (cliAuth() != REDIS_OK)
return REDIS_ERR;
if (cliSelect() != REDIS_OK)
return REDIS_ERR;
}
return REDIS_OK;
}
