/*
* Stop removable media archiving.
*/
static void *
rmState(
void *arg,
struct UdsMsgHeader *hdr)
{
struct AsrRmState *a = (struct AsrRmState *)arg;
static struct AsrGeneralRsp rsp;
rsp.GrStatus = 0;
traceRequest(hdr, &rsp, "rmState(%d)", a->state);
if (a->state != 0) {
ScheduleSetRmState(EC_amld_start);
ScheduleRun("rmState(On)");
} else {
ScheduleSetRmState(EC_amld_stop);
ScheduleRun("rmState(Off)");
}
return (&rsp);
}
/*
* Catalog change.
*/
static void *
catalogChange(
/* LINTED argument unused in function */
void *arg,
struct UdsMsgHeader *hdr)
{
static struct AsrGeneralRsp rsp;
rsp.GrStatus = 0;
traceRequest(hdr, &rsp, "catalogChange");
ScheduleRun("catalogChange");
return (&rsp);
}
/* Might be called back from NovaWin_StartExecService */
void StartServer(EvalContext *ctx, Policy *policy, GenericAgentConfig *config, ExecConfig *exec_config)
{
#if !defined(__MINGW32__)
time_t now = time(NULL);
#endif
pthread_attr_init(&threads_attrs);
pthread_attr_setdetachstate(&threads_attrs, PTHREAD_CREATE_DETACHED);
pthread_attr_setstacksize(&threads_attrs, (size_t)2048*1024);
Banner("Starting executor");
#ifndef __MINGW32__
if (!ONCE)
{
/* Kill previous instances of cf-execd if those are still running */
Apoptosis();
}
#endif
#ifdef __MINGW32__
if (!NO_FORK)
{
CfOut(OUTPUT_LEVEL_VERBOSE, "", "Windows does not support starting processes in the background - starting in foreground");
}
#else /* !__MINGW32__ */
if ((!NO_FORK) && (fork() != 0))
{
CfOut(OUTPUT_LEVEL_INFORM, "", "cf-execd starting %.24s\n", cf_ctime(&now));
_exit(0);
}
if (!NO_FORK)
{
ActAsDaemon(0);
}
#endif /* !__MINGW32__ */
WritePID("cf-execd.pid");
signal(SIGINT, HandleSignalsForDaemon);
signal(SIGTERM, HandleSignalsForDaemon);
signal(SIGHUP, SIG_IGN);
signal(SIGPIPE, SIG_IGN);
signal(SIGUSR1, HandleSignalsForDaemon);
signal(SIGUSR2, HandleSignalsForDaemon);
umask(077);
if (ONCE)
{
LocalExec(exec_config);
CloseLog();
}
else
{
while (!IsPendingTermination())
{
if (ScheduleRun(ctx, &policy, config, exec_config))
{
CfOut(OUTPUT_LEVEL_VERBOSE, "", "Sleeping for splaytime %d seconds\n\n", exec_config->splay_time);
sleep(exec_config->splay_time);
if (!LocalExecInThread(exec_config))
{
CfOut(OUTPUT_LEVEL_INFORM, "", "Unable to run agent in thread, falling back to blocking execution");
LocalExec(exec_config);
}
}
}
}
}
/* Might be called back from NovaWin_StartExecService */
void StartServer(Policy *policy, GenericAgentConfig *config, ExecConfig *exec_config, const ReportContext *report_context)
{
#if !defined(__MINGW32__)
time_t now = time(NULL);
#endif
Promise *pp = NewPromise("exec_cfengine", "the executor agent");
Attributes dummyattr;
CfLock thislock;
pthread_attr_init(&threads_attrs);
pthread_attr_setdetachstate(&threads_attrs, PTHREAD_CREATE_DETACHED);
pthread_attr_setstacksize(&threads_attrs, (size_t)2048*1024);
Banner("Starting executor");
memset(&dummyattr, 0, sizeof(dummyattr));
dummyattr.restart_class = "nonce";
dummyattr.transaction.ifelapsed = CF_EXEC_IFELAPSED;
dummyattr.transaction.expireafter = CF_EXEC_EXPIREAFTER;
if (!ONCE)
{
thislock = AcquireLock(pp->promiser, VUQNAME, CFSTARTTIME, dummyattr, pp, false);
if (thislock.lock == NULL)
{
PromiseDestroy(pp);
return;
}
/* Kill previous instances of cf-execd if those are still running */
Apoptosis();
/* FIXME: kludge. This code re-sets "last" lock to the one we have
acquired a few lines before. If the cf-execd is terminated, this lock
will be removed, and subsequent restart of cf-execd won't fail.
The culprit is Apoptosis(), which creates a promise and executes it,
taking locks during it, so CFLOCK/CFLAST/CFLOG get reset.
Proper fix is to keep all the taken locks in the memory, and release
all of them during process termination.
*/
strcpy(CFLOCK, thislock.lock);
strcpy(CFLAST, thislock.last ? thislock.last : "");
strcpy(CFLOG, thislock.log ? thislock.log : "");
}
#ifdef __MINGW32__
if (!NO_FORK)
{
CfOut(OUTPUT_LEVEL_VERBOSE, "", "Windows does not support starting processes in the background - starting in foreground");
}
#else /* !__MINGW32__ */
if ((!NO_FORK) && (fork() != 0))
{
CfOut(OUTPUT_LEVEL_INFORM, "", "cf-execd starting %.24s\n", cf_ctime(&now));
_exit(0);
}
if (!NO_FORK)
{
ActAsDaemon(0);
}
#endif /* !__MINGW32__ */
WritePID("cf-execd.pid");
signal(SIGINT, HandleSignalsForDaemon);
signal(SIGTERM, HandleSignalsForDaemon);
signal(SIGHUP, SIG_IGN);
signal(SIGPIPE, SIG_IGN);
signal(SIGUSR1, HandleSignalsForDaemon);
signal(SIGUSR2, HandleSignalsForDaemon);
umask(077);
if (ONCE)
{
CfOut(OUTPUT_LEVEL_VERBOSE, "", "Sleeping for splaytime %d seconds\n\n", SPLAYTIME);
sleep(SPLAYTIME);
LocalExec(exec_config);
CloseLog();
}
else
{
while (!IsPendingTermination())
{
if (ScheduleRun(&policy, config, exec_config, report_context))
{
CfOut(OUTPUT_LEVEL_VERBOSE, "", "Sleeping for splaytime %d seconds\n\n", SPLAYTIME);
sleep(SPLAYTIME);
if (!LocalExecInThread(exec_config))
{
CfOut(OUTPUT_LEVEL_INFORM, "", "Unable to run agent in thread, falling back to blocking execution");
LocalExec(exec_config);
}
}
}
YieldCurrentLock(thislock);
}
}
/* Might be called back from NovaWin_StartExecService */
void StartServer(EvalContext *ctx, Policy *policy, GenericAgentConfig *config, ExecdConfig **execd_config, ExecConfig **exec_config)
{
pthread_attr_init(&threads_attrs);
pthread_attr_setdetachstate(&threads_attrs, PTHREAD_CREATE_DETACHED);
pthread_attr_setstacksize(&threads_attrs, (size_t)2048*1024);
Banner("Starting executor");
#ifndef __MINGW32__
if (!ONCE)
{
/* Kill previous instances of cf-execd if those are still running */
Apoptosis();
}
time_t now = time(NULL);
if ((!NO_FORK) && (fork() != 0))
{
Log(LOG_LEVEL_INFO, "cf-execd starting %.24s", ctime(&now));
_exit(EXIT_SUCCESS);
}
if (!NO_FORK)
{
ActAsDaemon();
}
#else /* __MINGW32__ */
if (!NO_FORK)
{
Log(LOG_LEVEL_VERBOSE, "Windows does not support starting processes in the background - starting in foreground");
}
#endif
WritePID("cf-execd.pid");
signal(SIGINT, HandleSignalsForDaemon);
signal(SIGTERM, HandleSignalsForDaemon);
signal(SIGHUP, HandleSignalsForDaemon);
signal(SIGPIPE, SIG_IGN);
signal(SIGUSR1, HandleSignalsForDaemon);
signal(SIGUSR2, HandleSignalsForDaemon);
umask(077);
if (ONCE)
{
LocalExec(*exec_config);
CloseLog();
}
else
{
while (!IsPendingTermination())
{
if (ScheduleRun(ctx, &policy, config, execd_config, exec_config))
{
MaybeSleepLog(LOG_LEVEL_VERBOSE, "Sleeping for splaytime %u seconds", (*execd_config)->splay_time);
// We are sleeping both above and inside ScheduleRun(), so make
// sure a terminating signal did not arrive during that time.
if (IsPendingTermination())
{
break;
}
if (!LocalExecInThread(*exec_config))
{
Log(LOG_LEVEL_INFO, "Unable to run agent in thread, falling back to blocking execution");
LocalExec(*exec_config);
}
}
}
}
PolicyDestroy(policy);
}
void StartServer(int argc,char **argv)
{ int pid,time_to_run = false;
time_t now = time(NULL);
#ifdef HAVE_PTHREAD_H
pthread_t tid = 1;
#else
int tid = -1
#endif
Banner("Starting server");
if ((!NO_FORK) && (fork() != 0))
{
snprintf(OUTPUT,CF_BUFSIZE*2,"cfexecd starting %.24s\n",ctime(&now));
CfLog(cfinform,OUTPUT,"");
exit(0);
}
if (!ONCE)
{
if (!GetLock("cfexecd","execd",0,0,VUQNAME,now))
{
snprintf(OUTPUT,CF_BUFSIZE*2,"cfexecd: Couldn't get a lock -- exists or too soon: IfElapsed %d, ExpireAfter %d\n",0,0);
CfLog(cfverbose,OUTPUT,"");
return;
}
SaveExecLock();
}
if (!NO_FORK)
{
ActAsDaemon(0);
}
WritePID("cfexecd.pid");
signal(SIGINT,(void *)ExitCleanly);
signal(SIGTERM,(void *)ExitCleanly);
signal(SIGHUP,SIG_IGN);
signal(SIGPIPE,SIG_IGN);
signal(SIGUSR1,HandleSignal);
signal(SIGUSR2,HandleSignal);
umask(077);
if (ONCE)
{
GetCfStuff();
LocalExec((void *)0);
}
else
{ char **nargv;
int i;
/*
* Append --once option to our arguments for spawned monitor process.
*/
nargv = malloc(sizeof(char *) * (argc+2));
for (i = 0; i < argc; i++)
{
nargv[i] = argv[i];
}
nargv[i++] = strdup("--once");
nargv[i++] = NULL;
GetCfStuff();
while (true)
{
time_to_run = ScheduleRun();
if (time_to_run)
{
if (!GetLock("cfd","exec",CF_EXEC_IFELAPSED,CF_EXEC_EXPIREAFTER,VUQNAME,time(NULL)))
{
snprintf(OUTPUT,CF_BUFSIZE*2,"cfexecd: Couldn't get exec lock -- exists or too soon: IfElapsed %d, ExpireAfter %d\n",CF_EXEC_IFELAPSED,CF_EXEC_EXPIREAFTER);
CfLog(cfverbose,OUTPUT,"");
continue;
}
GetCfStuff();
#ifdef NT
/*
* Spawn a separate process - spawn will work if the cfexecd binary
* has changed (where cygwin's fork() would fail).
*/
Debug("Spawning %s\n", nargv[0]);
pid = _spawnvp((int)_P_NOWAIT,nargv[0],nargv);
if (pid < 1)
{
CfLog(cfinform,"Can't spawn run","spawnvp");
}
#endif
#ifndef NT
#if (defined HAVE_LIBPTHREAD || defined BUILDTIN_GCC_THREAD)
pthread_attr_init(&PTHREADDEFAULTS);
pthread_attr_setdetachstate(&PTHREADDEFAULTS,PTHREAD_CREATE_DETACHED);
#ifdef HAVE_PTHREAD_ATTR_SETSTACKSIZE
pthread_attr_setstacksize(&PTHREADDEFAULTS,(size_t)2048*1024);
#endif
if (pthread_create(&tid,&PTHREADDEFAULTS,LocalExec,(void *)1) != 0)
{
CfLog(cfinform,"Can't create thread!","pthread_create");
LocalExec((void *)1);
}
pthread_attr_destroy(&PTHREADDEFAULTS);
#else
LocalExec((void *)1);
#endif
#endif
ReleaseCurrentLock();
}
}
}
}
