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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <ctype.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "config.h"
#include "pttstruct.h"
#include "util.h"
extern struct utmpfile_t *utmpshm;
int utmpfix(int argc, char **argv)
{
int i;
char buf[1024], *clean;
struct stat st;
if( utmpshm->busystate ){
puts("utmpshm is busy");
return 0;
}
utmpshm->busystate = 1;
for( i = 0 ; i < USHM_SIZE ; ++i )
if( utmpshm->uinfo[i].pid ){
clean = NULL;
if( !isalpha(utmpshm->uinfo[i].userid[0]) )
clean = "userid error";
else{
sprintf(buf, "/proc/%d", utmpshm->uinfo[i].pid);
if( stat(buf, &st) < 0 )
clean = "process not exist";
else{
sprintf(buf, "home/%c/%s",
utmpshm->uinfo[i].userid[0],
utmpshm->uinfo[i].userid);
if( stat(buf, &st) < 0 )
clean = "user not exist";
}
}
if( clean ){
printf("clean %06d(%s), userid: %s\n",
i, clean, utmpshm->uinfo[i].userid);
memset(&utmpshm->uinfo[i], 0, sizeof(userinfo_t));
}
else if ( utmpshm->uinfo[i].mind > 40 ){
printf("mind fix: %06d, userid: %s, mind: %d\n",
i, utmpshm->uinfo[i].userid, utmpshm->uinfo[i].mind);
utmpshm->uinfo[i].mind %= 40;
}
}
utmpshm->busystate = 0;
return 0;
}
char *CTIME(char *buf, time_t t)
{
strcpy(buf, ctime(&t));
buf[strlen(buf) - 1] = 0;
return buf;
}
int utmpstate(int argc, char **argv)
{
time_t now;
char upbuf[64], nowbuf[64];
now = time(NULL);
CTIME(upbuf, utmpshm->uptime);
CTIME(nowbuf, time(NULL));
printf("now: %s\n", nowbuf);
printf("currsorted: %d\n", utmpshm->currsorted);
printf("uptime: %s\n", upbuf);
printf("number: %d\n", utmpshm->number);
printf("busystate: %d\n", utmpshm->busystate);
return 0;
}
int utmpreset(int argc, char **argv)
{
utmpshm->busystate=0;
utmpstate(0, NULL);
return 0;
}
/* ulistsort */
static int cmputmpuserid(const void *i, const void *j){
return strcasecmp((*((userinfo_t**)i))->userid,
(*((userinfo_t**)j))->userid);
}
static int cmputmpmode(const void *i, const void *j){
return (*((userinfo_t**)i))->mode-
(*((userinfo_t**)j))->mode;
}
static int cmputmpidle(const void *i, const void *j){
return (*((userinfo_t**)i))->lastact-
(*((userinfo_t**)j))->lastact;
}
static int cmputmpfrom(const void *i, const void *j){
return strcasecmp((*((userinfo_t**)i))->from,
(*((userinfo_t**)j))->from);
}
static int cmputmpfive(const void *i, const void *j){
int type;
if((type=(*((userinfo_t**)j))->five_win - (*((userinfo_t**)i))->five_win))
return type;
if((type=(*((userinfo_t**)i))->five_lose-(*((userinfo_t**)j))->five_lose))
return type;
return (*((userinfo_t**)i))->five_tie-(*((userinfo_t**)j))->five_tie;
}
static int cmputmpsex(const void *i, const void *j){
static int ladyfirst[]={1,0,1,0,1,0,3,3};
return ladyfirst[(*((userinfo_t**)i))->sex]-
ladyfirst[(*((userinfo_t**)j))->sex];
}
static int cmputmppid(const void *i, const void *j){
return (*((userinfo_t**)i))->pid-(*((userinfo_t**)j))->pid;
}
static int cmputmpuid(const void *i, const void *j){
return (*((userinfo_t**)i))->uid-(*((userinfo_t**)j))->uid;
}
int utmpsort(int argc, char **argv)
{
time_t now=time(NULL);
int count, i, ns;
userinfo_t *uentp;
if(now-utmpshm->uptime<60 && (now==utmpshm->uptime || utmpshm->busystate)){
puts("lazy sort");
//return; /* lazy sort */
}
utmpshm->busystate=1;
utmpshm->uptime = now;
ns=(utmpshm->currsorted?0:1);
for(uentp = &utmpshm->uinfo[0], count=0, i=0;
i< USHM_SIZE; i++,uentp = &utmpshm->uinfo[i])
if(uentp->pid){
utmpshm->sorted[ns][0][count++]= uentp;
}
utmpshm->number = count;
qsort(utmpshm->sorted[ns][0],count,sizeof(userinfo_t*),cmputmpuserid);
memcpy(utmpshm->sorted[ns][1],utmpshm->sorted[ns][0],
sizeof(userinfo_t *)*count);
memcpy(utmpshm->sorted[ns][2],utmpshm->sorted[ns][0],
sizeof(userinfo_t *)*count);
memcpy(utmpshm->sorted[ns][3],utmpshm->sorted[ns][0],
sizeof(userinfo_t *)*count);
memcpy(utmpshm->sorted[ns][4],utmpshm->sorted[ns][0],
sizeof(userinfo_t *)*count);
memcpy(utmpshm->sorted[ns][5],utmpshm->sorted[ns][0],
sizeof(userinfo_t *)*count);
memcpy(utmpshm->sorted[ns][6],utmpshm->sorted[ns][0],
sizeof(userinfo_t *)*count);
memcpy(utmpshm->sorted[ns][7],utmpshm->sorted[ns][0],
sizeof(userinfo_t *)*count);
qsort(utmpshm->sorted[ns][1], count, sizeof(userinfo_t *), cmputmpmode );
qsort(utmpshm->sorted[ns][2], count, sizeof(userinfo_t *), cmputmpidle );
qsort(utmpshm->sorted[ns][3], count, sizeof(userinfo_t *), cmputmpfrom );
qsort(utmpshm->sorted[ns][4], count, sizeof(userinfo_t *), cmputmpfive );
//qsort(utmpshm->sorted[ns][5], count, sizeof(userinfo_t *), cmputmpsex );
qsort(utmpshm->sorted[ns][6], count, sizeof(userinfo_t *), cmputmpuid );
qsort(utmpshm->sorted[ns][7], count, sizeof(userinfo_t *), cmputmppid );
utmpshm->currsorted=ns;
utmpshm->busystate=0;
puts("new utmpstate");
utmpstate(0, NULL);
return 0;
}
/* end of ulistsort */
#define TIMES 10
int utmpwatch(int argc, char **argv)
{
int i;
while( 1 ){
for( i = 0 ; i < TIMES ; ++i ){
usleep(300);
if( !utmpshm->busystate )
break;
puts("busying...");
}
if( i == TIMES ){
puts("reset!");
utmpshm->busystate = 0;
}
}
return 0;
}
struct {
int (*func)(int, char **);
char *cmd, *descript;
} cmd[] =
{ {utmpfix, "utmpfix", "clear dead userlist entry"},
{utmpstate, "utmpstate", "list utmpstate"},
{utmpreset, "utmpreset", "utmpshm->busystate=0"},
{utmpsort, "utmpsort", "sort ulist"},
{utmpwatch, "utmpwatch", "to see if busystate is always 1 then fix it"},
{NULL, NULL, NULL} };
int main(int argc, char **argv)
{
int i = 0;
if( argc >= 2 ){
chdir(BBSHOME);
resolve_utmp();
resolve_boards();
//resolve_garbage();
resolve_fcache();
for( i = 0 ; cmd[i].func != NULL ; ++i )
if( strcmp(cmd[i].cmd, argv[1]) == 0 ){
cmd[i].func(argc - 2, &argv[2]);
break;
}
}
if( argc == 1 || cmd[i].func == NULL ){
/* usage */
printf("usage: bbsctl [command] [options]\n");
printf("commands:\n");
for( i = 0 ; cmd[i].func != NULL ; ++i )
printf("\t%-15s%s\n", cmd[i].cmd, cmd[i].descript);
}
return 0;
}
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