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path: root/util/reaper.c
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/* $Id: reaper.c,v 1.4 2003/07/20 00:55:34 in2 Exp $ */
#define _UTIL_C_
#include "bbs.h"

time_t now;

int invalid(char *userid) {
    int i;
    
    if(!isalpha(userid[0]))
    return 1;
    
    for(i = 1; i < IDLEN && userid[i]; i++)
    if(!isalpha(userid[i]) && !isdigit(userid[i]))
        return 1;
    return 0;
}

int check(int n, userec_t *u) {
    time_t d;
    char buf[256];
    
    if(u->userid[0] != '\0') {
    if(invalid(u->userid)) {
        syslog(LOG_ERR, "bad userid(%d): %s", n, u->userid);
        u->userid[0] = '\0';
    } else {
        d = now - u->lastlogin;
        if((d > MAX_GUEST_LIFE && (u->userlevel & PERM_LOGINOK) == 0) ||
           (d > MAX_LIFE && (u->userlevel & PERM_XEMPT) == 0)) {
        /* expired */
        int unum;
        
        unum = searchuser(u->userid);
        strcpy(buf, ctime(&u->lastlogin));
        strtok(buf, "\n");
        syslog(LOG_NOTICE, "kill user(%d): %s %s", unum, u->userid, buf);
        sprintf(buf, "mv home/%c/%s tmp/", u->userid[0], u->userid);
        if(system(buf))
            syslog(LOG_ERR, "can't move user home: %s", u->userid);
        u->userid[0] = '\0';
        setuserid(unum, u->userid);
        }
    }
    }
    return 0;
}

int main(int argc, char **argv)
{
    now = time(NULL);
    openlog("reaper", LOG_PID | LOG_PERROR, SYSLOG_FACILITY);
    chdir(BBSHOME);

    attach_SHM();
    if(passwd_mmap())
    exit(1);
    passwd_apply2(check);
    
    return 0;
}