Function cliReadReply

app/redis-6.2.6/src/redis-cli.c:1294–1370

}

static int cliReadReply(int output_raw_strings) {
    void *_reply;
    redisReply *reply;
    sds out = NULL;
    int output = 1;

    if (redisGetReply(context,&_reply) != REDIS_OK) {
        if (config.shutdown) {
            redisFree(context);
            context = NULL;
            return REDIS_OK;
        }
        if (config.interactive) {
            /* Filter cases where we should reconnect */
            if (context->err == REDIS_ERR_IO &&
                (errno == ECONNRESET || errno == EPIPE))
                return REDIS_ERR;
            if (context->err == REDIS_ERR_EOF)
                return REDIS_ERR;
        }
        cliPrintContextError();
        exit(1);
        return REDIS_ERR; /* avoid compiler warning */
    }

    reply = (redisReply*)_reply;

    config.last_cmd_type = reply->type;

    /* Check if we need to connect to a different node and reissue the
     * request. */
    if (config.cluster_mode && reply->type == REDIS_REPLY_ERROR &&
        (!strncmp(reply->str,"MOVED ",6) || !strncmp(reply->str,"ASK ",4)))
    {
        char *p = reply->str, *s;
        int slot;

        output = 0;
        /* Comments show the position of the pointer as:
         *
         * [S] for pointer 's'
         * [P] for pointer 'p'
         */
        s = strchr(p,' ');      /* MOVED[S]3999 127.0.0.1:6381 */
        p = strchr(s+1,' ');    /* MOVED[S]3999[P]127.0.0.1:6381 */
        *p = '\0';
        slot = atoi(s+1);
        s = strrchr(p+1,':');    /* MOVED 3999[P]127.0.0.1[S]6381 */
        *s = '\0';
        sdsfree(config.hostip);
        config.hostip = sdsnew(p+1);
        config.hostport = atoi(s+1);
        if (config.interactive)
            printf("-> Redirected to slot [%d] located at %s:%d\n",
                slot, config.hostip, config.hostport);
        config.cluster_reissue_command = 1;
        if (!strncmp(reply->str,"ASK ",4)) {
            config.cluster_send_asking = 1;