Function rewriteConfigUserOption

app/redis-6.2.6/src/config.c:1402–1431

Rewrite the user option. */

/* Rewrite the user option. */
void rewriteConfigUserOption(struct rewriteConfigState *state) {
    /* If there is a user file defined we just mark this configuration
     * directive as processed, so that all the lines containing users
     * inside the config file gets discarded. */
    if (server.acl_filename[0] != '\0') {
        rewriteConfigMarkAsProcessed(state,"user");
        return;
    }

    /* Otherwise scan the list of users and rewrite every line. Note that
     * in case the list here is empty, the effect will just be to comment
     * all the users directive inside the config file. */
    raxIterator ri;
    raxStart(&ri,Users);
    raxSeek(&ri,"^",NULL,0);
    while(raxNext(&ri)) {
        user *u = ri.data;
        sds line = sdsnew("user ");
        line = sdscatsds(line,u->name);
        line = sdscatlen(line," ",1);
        sds descr = ACLDescribeUser(u);
        line = sdscatsds(line,descr);
        sdsfree(descr);
        rewriteConfigRewriteLine(state,"user",line,1);
    }
    raxStop(&ri);

    /* Mark "user" as processed in case there are no defined users. */
    rewriteConfigMarkAsProcessed(state,"user");
}

/* Rewrite the dir option, always using absolute paths.*/
void rewriteConfigDirOption(struct rewriteConfigState *state) {