Function clusterManagerNodeIsCluster

app/redis-6.2.6/src/redis-cli.c:2939–2945

}

static int clusterManagerNodeIsCluster(clusterManagerNode *node, char **err) {
    redisReply *info = clusterManagerGetNodeRedisInfo(node, err);
    if (info == NULL) return 0;
    int is_cluster = (int) getLongInfoField(info->str, "cluster_enabled");
    freeReplyObject(info);
    return is_cluster;
}

/* Checks whether the node is empty. Node is considered not-empty if it has
 * some key or if it already knows other nodes */