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author | in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2005-01-31 23:08:48 +0800 |
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committer | in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2005-01-31 23:08:48 +0800 |
commit | efa25c523ed5683485feac2d58745c5f38405581 (patch) | |
tree | a5b91bc2d17c499bc332d608b5f08838a47a5cb9 /util/shmctl.c | |
parent | fa5d585ed80c29aaa228431c61379b2ca0573d62 (diff) | |
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in utmpfix, send SIGKILL if the processes are not response to SIGHUP.
git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@2450 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
Diffstat (limited to 'util/shmctl.c')
-rw-r--r-- | util/shmctl.c | 44 |
1 files changed, 35 insertions, 9 deletions
diff --git a/util/shmctl.c b/util/shmctl.c index bbf0239e..17938461 100644 --- a/util/shmctl.c +++ b/util/shmctl.c @@ -67,6 +67,17 @@ int utmpfix(int argc, char **argv) int lowerbound = 100, upperbound = 0; char ch; + int killtop = 0; + struct { + pid_t pid; + int where; + } killlist[USHM_SIZE]; + #define addkilllist(a, b) \ + do { \ + killlist[killtop].where = a; \ + killlist[killtop++].pid = b; \ + } while( 0 ) + while( (ch = getopt(argc, argv, "nt:l:FD:u:")) != -1 ) switch( ch ){ case 'n': @@ -160,17 +171,17 @@ int utmpfix(int argc, char **argv) if( !isalpha(SHM->uinfo[which].userid[0]) ){ clean = "userid error"; if( SHM->uinfo[which].pid > 0 ) - kill(SHM->uinfo[which].pid, SIGHUP); + addkilllist(which, SHM->uinfo[which].pid); } else if( memchr(SHM->uinfo[which].userid, '\0', IDLEN + 1) == NULL ){ clean = "userid without z"; if( SHM->uinfo[which].pid > 0 ) - kill(SHM->uinfo[which].pid, SIGHUP); + addkilllist(which, SHM->uinfo[which].pid); } else if( SHM->uinfo[which].friendtotal > MAX_FRIEND ){ clean = "too many friend"; if( SHM->uinfo[which].pid > 0 ) - kill(SHM->uinfo[which].pid, SIGHUP); + addkilllist(which, SHM->uinfo[which].pid); } else if( kill(SHM->uinfo[which].pid, 0) < 0 ){ clean = "process error"; @@ -179,18 +190,22 @@ int utmpfix(int argc, char **argv) else if( searchuser(SHM->uinfo[which].userid) == 0 ){ clean = "user not exist"; if( SHM->uinfo[which].pid > 0 ) - kill(SHM->uinfo[which].pid, SIGHUP); + addkilllist(which, SHM->uinfo[which].pid); } #ifdef DOTIMEOUT else if( !fast ){ if( nownum > lowerbound && idle[i].idle > (timeout == -1 ? IDLE_TIMEOUT : timeout) ){ - sprintf(buf, "timeout(%s)", + sprintf(buf, "timeout(%s", ctime4(&SHM->uinfo[which].lastact)); + buf[strlen(buf) - 1] = 0; + strcat(buf, ")"); clean = buf; if( SHM->uinfo[which].pid > 0 ) - kill(SHM->uinfo[which].pid, SIGHUP); + addkilllist(which, SHM->uinfo[which].pid); + else + purge_utmp(&SHM->uinfo[which]); printf("%s\n", buf); --nownum; continue; @@ -206,6 +221,18 @@ int utmpfix(int argc, char **argv) changeflag = 1; } } + for( i = 0 ; i < killtop ; ++i ){ + printf("sending SIGHUP to %d\n", (int)killlist[i].pid); + kill(killlist[i].pid, SIGHUP); + } + sleep(3); + for( i = 0 ; i < killtop ; ++i ) + if( SHM->uinfo[killlist[i].where].pid == killlist[i].pid && + kill(killlist[i].pid, 0) == 0 ){ // still alive + printf("sending SIGKILL to %d\n", (int)killlist[i].pid); + kill(killlist[i].pid, SIGKILL); + purge_utmp(&SHM->uinfo[killlist[i].where]); + } SHM->UTMPbusystate = 0; if( changeflag ) SHM->UTMPneedsort = 1; @@ -449,13 +476,12 @@ int utmpsortd(int argc, char **argv) } /* end of utmpsortd -------------------------------------------------------- */ -char *CTIMEx(char *buf, time_t t) +char *CTIMEx(char *buf, time4_t t) { - strcpy(buf, ctime(&t)); + strcpy(buf, ctime4(&t)); buf[strlen(buf) - 1] = 0; return buf; } - int utmpstatus(int argc, char **argv) { time_t now; |