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source: trunk/pbs_drmaa/job.c @ 83

Revision 83, 16.6 KB checked in by mmamonski, 12 years ago (diff)
PBS Sumbit API i single class
Property svn:keywords set to `Id`

Rev	Line
[12]	1	/* $Id$ */
[1]	2	/*
	3	* FedStage DRMAA for PBS Pro
	4	* Copyright (C) 2006-2009 FedStage Systems
	5	*
	6	* This program is free software: you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation, either version 3 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	18	*/
	19
	20	#ifdef HAVE_CONFIG_H
	21	# include <config.h>
	22	#endif
	23
	24	#include <signal.h>
	25	#include <stdlib.h>
	26	#include <string.h>
	27	#include <unistd.h>
[57]	28	#include <sys/stat.h>
[1]	29
	30	#include <drmaa_utils/drmaa.h>
	31	#include <drmaa_utils/drmaa_util.h>
	32	#include <pbs_error.h>
	33	#include <pbs_ifl.h>
	34
	35	#include <pbs_drmaa/job.h>
[7]	36	#include <pbs_drmaa/log_reader.h>
[1]	37	#include <pbs_drmaa/pbs_attrib.h>
	38	#include <pbs_drmaa/session.h>
	39	#include <pbs_drmaa/util.h>
	40
	41	#ifndef lint
	42	static char rcsid[]
	43	# ifdef __GNUC__
	44	__attribute__ ((unused))
	45	# endif
[12]	46	= "$Id$";
[1]	47	#endif
	48
	49
[54]	50	static void pbsdrmaa_job_control( fsd_job_t *self, int action );
[1]	51
[54]	52	static void pbsdrmaa_job_update_status( fsd_job_t *self );
[1]	53
[54]	54	static void pbsdrmaa_job_on_missing( fsd_job_t *self );
[1]	55
[54]	56	static void pbsdrmaa_job_on_missing_standard( fsd_job_t *self );
[7]	57
[54]	58	static void pbsdrmaa_job_update( fsd_job_t self, struct batch_status );
[1]	59
[54]	60	static int pbsdrmaa_job_read_exit_status( const char job_id, const char job_state_dir_prefix);
[1]	61
	62	fsd_job_t *
	63	pbsdrmaa_job_new( char *job_id )
	64	{
	65	pbsdrmaa_job_t self = (pbsdrmaa_job_t)fsd_job_new( job_id );
	66	fsd_realloc( self, 1, pbsdrmaa_job_t );
	67	self->super.control = pbsdrmaa_job_control;
	68	self->super.update_status = pbsdrmaa_job_update_status;
	69	self->super.on_missing = pbsdrmaa_job_on_missing;
[62]	70	self->missing_time = 0;
[1]	71	self->update = pbsdrmaa_job_update;
	72	return (fsd_job_t*)self;
	73	}
	74
	75
	76	static void
	77	pbsdrmaa_job_control( fsd_job_t *self, int action )
	78	{
	79	volatile bool conn_lock = false;
	80	pbsdrmaa_session_t session = (pbsdrmaa_session_t)self->session;
	81	const char *job_id = self->job_id;
	82	const char *apicall = NULL;
	83	int rc = PBSE_NONE;
	84
	85	fsd_log_enter(( "({job_id=%s}, action=%d)",
	86	self->job_id, action ));
	87
	88	TRY
	89	{
[45]	90	int tries_left = session->max_retries_count;
	91	int sleep_time = 1;
[1]	92
	93	conn_lock = fsd_mutex_lock( &self->session->drm_connection_mutex );
	94
	95	/TODO reconnect /
[45]	96	while ( true )
[1]	97	{
	98	switch( action )
	99	{
	100	/*
	101	* We cannot know whether we did suspend job
	102	* in other way than remembering this inside DRMAA session.
	103	*/
	104	case DRMAA_CONTROL_SUSPEND:
	105	apicall = "pbs_sigjob";
	106	rc = pbs_sigjob( session->pbs_conn, (char*)job_id,
	107	"SIGSTOP", NULL );
[10]	108	fsd_log_info(("pbs_sigjob(%s, SIGSTOP) =%d", job_id, rc));
[1]	109	if( rc == PBSE_NONE )
	110	self->flags \|= FSD_JOB_SUSPENDED;
	111	break;
	112	case DRMAA_CONTROL_RESUME:
	113	apicall = "pbs_sigjob";
	114	rc = pbs_sigjob( session->pbs_conn, (char*)job_id,
	115	"SIGCONT", NULL );
[10]	116	fsd_log_info(("pbs_sigjob(%s, SIGCONT) =%d", job_id, rc));
[1]	117	if( rc == PBSE_NONE )
	118	self->flags &= ~FSD_JOB_SUSPENDED;
	119	break;
	120	case DRMAA_CONTROL_HOLD:
	121	apicall = "pbs_holdjob";
	122	rc = pbs_holdjob( session->pbs_conn, (char*)job_id,
	123	USER_HOLD, NULL );
[10]	124	fsd_log_info(("pbs_sigjob(%s, SIGHOLD) =%d", job_id, rc));
[1]	125	if( rc == PBSE_NONE )
	126	self->flags \|= FSD_JOB_HOLD;
	127	break;
	128	case DRMAA_CONTROL_RELEASE:
	129	apicall = "pbs_rlsjob";
	130	rc = pbs_rlsjob( session->pbs_conn, (char*)job_id,
	131	USER_HOLD, NULL );
[10]	132	fsd_log_info(("pbs_rlsjob(%s) =%d", job_id, rc));
[1]	133	if( rc == PBSE_NONE )
	134	self->flags &= FSD_JOB_HOLD;
	135	break;
	136	case DRMAA_CONTROL_TERMINATE:
	137	apicall = "pbs_deljob";
	138	rc = pbs_deljob( session->pbs_conn, (char*)job_id, NULL );
[10]	139	fsd_log_info(("pbs_deljob(%s) =%d", job_id, rc));
[1]	140	/* Torque:
	141	* deldelay=N -- delay between SIGTERM and SIGKILL (default 0) */
	142	if( rc == PBSE_NONE )
	143	{
	144	self->flags &= FSD_JOB_TERMINATED_MASK;
	145	if( (self->flags & FSD_JOB_TERMINATED) == 0 )
	146	self->flags \|= FSD_JOB_TERMINATED \| FSD_JOB_ABORTED;
	147	}
	148	break;
	149	}
	150
[45]	151	retry_connect:
	152	if ( rc == PBSE_NONE )
[1]	153	break;
[65]	154	else if (( rc == PBSE_INTERNAL \|\| rc == PBSE_PROTOCOL \|\| rc == PBSOLDE_PROTOCOL \|\| rc == PBSE_EXPIRED \|\| rc == PBSOLDE_EXPIRED) && (tries_left--))
[1]	155	{
[65]	156	if (rc == PBSE_PROTOCOL \|\| rc == PBSE_EXPIRED \|\| rc == PBSOLDE_PROTOCOL \|\| rc == PBSOLDE_EXPIRED)
[45]	157	{
	158	if ( session->pbs_conn >= 0)
	159	pbs_disconnect( session->pbs_conn );
	160
	161	sleep( sleep_time++ );
	162
	163	session->pbs_conn = pbs_connect( session->super.contact );
	164
	165	if (session->pbs_conn < 0)
	166	goto retry_connect;
	167
	168	fsd_log_info(( "pbs_connect(%s) =%d", session->super.contact, session->pbs_conn ));
	169	}
	170	else /* PBSE_INTERNAL */
	171	{
	172	/*
	173	* In PBS Pro pbs_sigjob raises internal server error (PBSE_INTERNAL)
	174	* when job just changed its state to running.
	175	*/
	176	sleep( sleep_time++ );
	177	}
	178	fsd_log_debug(( "repeating request (%d of %d)", tries_left, session->max_retries_count));
[1]	179	}
	180	else
	181	pbsdrmaa_exc_raise_pbs( apicall );
[45]	182	} /* end while */
[1]	183	}
	184	FINALLY
	185	{
	186	if( conn_lock )
	187	conn_lock = fsd_mutex_unlock( &self->session->drm_connection_mutex );
	188	}
	189	END_TRY
	190
	191	fsd_log_return((""));
	192	}
	193
	194
	195	void
	196	pbsdrmaa_job_update_status( fsd_job_t *self )
	197	{
	198	volatile bool conn_lock = false;
	199	struct batch_status *volatile status = NULL;
	200	pbsdrmaa_session_t session = (pbsdrmaa_session_t)self->session;
[45]	201	int tries_left = session->max_retries_count;
	202	int sleep_time = 1;
[1]	203
	204	fsd_log_enter(( "({job_id=%s})", self->job_id ));
[21]	205
[1]	206	TRY
	207	{
	208	conn_lock = fsd_mutex_lock( &self->session->drm_connection_mutex );
	209	retry:
[71]	210	if (session->pbs_conn < 0) {
	211	fsd_log_info(("No connection with pbs. Reconnecting"));
	212	goto retry_connect;
	213	}
[16]	214
[71]	215
[1]	216	#ifdef PBS_PROFESSIONAL
	217	status = pbs_statjob( session->pbs_conn, self->job_id, NULL, NULL );
	218	#else
	219	status = pbs_statjob( session->pbs_conn, self->job_id, session->status_attrl, NULL );
	220	#endif
[9]	221	fsd_log_info(( "pbs_statjob(fd=%d, job_id=%s, attribs={...}) =%p",
[1]	222	session->pbs_conn, self->job_id, (void*)status ));
	223	if( status == NULL )
	224	{
[21]	225
[25]	226	#ifndef PBS_PROFESSIONAL
[40]	227	if ( pbs_errno != PBSE_UNKJOBID )
	228	fsd_log_error(("pbs_statjob error: %d, %s, %s", pbs_errno, pbse_to_txt(pbs_errno), pbs_strerror(pbs_errno)));
	229	else
	230	fsd_log_debug(("pbs_statjob error: %d, %s, %s", pbs_errno, pbse_to_txt(pbs_errno), pbs_strerror(pbs_errno)));
[25]	231	#else
	232	# ifndef PBS_PROFESSIONAL_NO_LOG
[71]	233	if ( pbs_errno != PBSE_UNKJOBID && pbs_errno != PBSE_HISTJOBID )
[40]	234	fsd_log_error(("pbs_statjob error: %d, %s", pbs_errno, pbse_to_txt(pbs_errno)));
	235	else
	236	fsd_log_debug(("pbs_statjob error: %d, %s", pbs_errno, pbse_to_txt(pbs_errno)));
[25]	237	# else
[71]	238	if ( pbs_errno != PBSE_UNKJOBID && pbs_errno != PBSE_HISTJOBID )
[40]	239	fsd_log_error(("pbs_statjob error: %d", pbs_errno));
	240	else
	241	fsd_log_debug(("pbs_statjob error: %d", pbs_errno));
[25]	242	# endif
	243	#endif
[21]	244
[25]	245	switch( pbs_errno )
	246	{
	247	case PBSE_UNKJOBID:
[71]	248	#ifdef PBS_PROFESSIONAL
	249	case PBSE_HISTJOBID:
	250	#endif
[25]	251	break;
	252	case PBSE_PROTOCOL:
[68]	253	#if PBSOLDE_PROTOCOL != PBSE_PROTOCOL
[65]	254	case PBSOLDE_PROTOCOL:
[68]	255	#endif
[25]	256	case PBSE_EXPIRED:
[68]	257	#if PBSOLDE_EXPIRED != PBSE_EXPIRED
[65]	258	case PBSOLDE_EXPIRED:
[68]	259	#endif
[25]	260	if ( session->pbs_conn >= 0 )
	261	pbs_disconnect( session->pbs_conn );
[50]	262	fsd_log_info(("Protocol error. Reconnecting..."));
[45]	263	retry_connect:
	264	sleep(sleep_time++);
[25]	265	session->pbs_conn = pbs_connect( session->super.contact );
	266	if( session->pbs_conn < 0 )
[45]	267	{
[50]	268	if (tries_left--) {
[71]	269	fsd_log_info(("Retrying... (%d tries left)", tries_left));
[45]	270	goto retry_connect;
[50]	271	} else {
	272	fsd_log_error(("No more tries left... Throwing exception"));
[45]	273	pbsdrmaa_exc_raise_pbs( "pbs_connect" );
[50]	274	}
[45]	275	}
[25]	276	else
	277	{
	278	goto retry;
	279	}
	280	default:
	281	pbsdrmaa_exc_raise_pbs( "pbs_statjob" );
	282	break;
	283	case 0: /* ? */
	284	fsd_exc_raise_code( FSD_ERRNO_INTERNAL_ERROR );
	285	break;
[1]	286	}
[25]	287
[1]	288	}
	289
	290	conn_lock = fsd_mutex_unlock( &self->session->drm_connection_mutex );
	291
[25]	292
[1]	293	if( status != NULL )
	294	{
	295	((pbsdrmaa_job_t*)self)->update( self, status );
	296	}
[7]	297	else if( self->state < DRMAA_PS_DONE )
[25]	298	{
[1]	299	self->on_missing( self );
[25]	300	}
[1]	301	}
	302	FINALLY
	303	{
	304	if( conn_lock )
	305	conn_lock = fsd_mutex_unlock( &self->session->drm_connection_mutex );
	306	if( status != NULL )
	307	pbs_statfree( status );
	308	}
	309	END_TRY
	310
	311	fsd_log_return((""));
	312	}
	313
	314
	315	void
	316	pbsdrmaa_job_update( fsd_job_t self, struct batch_status status )
	317	{
	318	struct attrl *attribs = status->attribs;
	319	struct attrl *i = NULL;
	320	char pbs_state = 0;
[83]	321	int exit_status = -101;
[1]	322	const char *cpu_usage = NULL;
	323	const char *mem_usage = NULL;
	324	const char *vmem_usage = NULL;
	325	const char *walltime = NULL;
	326	long unsigned int modify_time = 0;
	327
	328	fsd_log_enter(( "({job_id=%s})", self->job_id ));
	329	#ifdef DEBUGGING
	330	pbsdrmaa_dump_attrl( attribs, NULL );
	331	#endif
	332	fsd_assert( !strcmp( self->job_id, status->name ) );
	333
	334	for( i = attribs; i != NULL; i = i->next )
	335	{
	336	int attr;
	337	attr = pbsdrmaa_pbs_attrib_by_name( i->name );
	338	switch( attr )
	339	{
	340	case PBSDRMAA_ATTR_JOB_STATE:
	341	pbs_state = i->value[0];
	342	break;
	343	case PBSDRMAA_ATTR_EXIT_STATUS:
[29]	344	exit_status = fsd_atoi( i->value );
[1]	345	break;
	346	case PBSDRMAA_ATTR_RESOURCES_USED:
	347	if( !strcmp( i->resource, "cput" ) )
	348	cpu_usage = i->value;
	349	else if( !strcmp( i->resource, "mem" ) )
	350	mem_usage = i->value;
	351	else if( !strcmp( i->resource, "vmem" ) )
	352	vmem_usage = i->value;
	353	else if( !strcmp( i->resource, "walltime" ) )
	354	walltime = i->value;
	355	break;
	356	case PBSDRMAA_ATTR_QUEUE:
	357	if (!self->queue)
	358	self->queue = fsd_strdup(i->value);
	359	break;
	360	case PBSDRMAA_ATTR_ACCOUNT_NAME:
	361	if (!self->project)
	362	self->project = fsd_strdup(i->value);
	363	break;
[26]	364	#ifndef PBS_PROFESSIONAL
[1]	365	case PBSDRMAA_ATTR_EXECUTION_HOST:
	366	if (!self->execution_hosts) {
	367	fsd_log_debug(("execution_hosts = %s", i->value));
	368	self->execution_hosts = fsd_strdup(i->value);
	369	}
	370	break;
[26]	371	#else
	372	case PBSDRMAA_ATTR_EXECUTION_VNODE:
	373	if (!self->execution_hosts) {
	374	fsd_log_debug(("execution_hosts = %s", i->value));
	375	self->execution_hosts = fsd_strdup(i->value);
	376	}
	377	break;
	378	#endif
[1]	379	case PBSDRMAA_ATTR_START_TIME:
	380	{
	381	long unsigned int start_time;
	382	if (self->start_time == 0 && sscanf(i->value, "%lu", &start_time) == 1)
	383	self->start_time = start_time;
	384	break;
	385	}
	386	case PBSDRMAA_ATTR_MTIME:
	387	if (sscanf(i->value, "%lu", &modify_time) != 1)
	388	modify_time = 0;
	389	break;
	390	}
	391	}
	392
	393	if( pbs_state )
	394	fsd_log_debug(( "pbs_state: %c", pbs_state ));
	395
[83]	396	if( exit_status != -101 )
[1]	397	{
	398	fsd_log_debug(( "exit_status: %d", exit_status ));
	399	self->exit_status = exit_status;
[83]	400
	401	if (self->exit_status < 0)
	402	{
	403	self->exit_status = -1;
	404	fsd_log_error(("ExitStatus = %d, probably system problem, report job %s to the local administrator", exit_status, self->job_id));
	405	}
	406
[1]	407	}
	408	if(pbs_state){
	409	switch( pbs_state )
	410	{
	411	case 'C': /* Job is completed after having run. */
	412	self->flags &= FSD_JOB_TERMINATED_MASK;
	413	self->flags \|= FSD_JOB_TERMINATED;
[83]	414	if (exit_status != -101) { /* has exit code */
[1]	415	if( self->exit_status == 0)
	416	self->state = DRMAA_PS_DONE;
	417	else
	418	self->state = DRMAA_PS_FAILED;
	419	} else {
	420	self->state = DRMAA_PS_FAILED;
	421	self->exit_status = -1;
	422	}
[22]	423	if (modify_time != 0)
	424	self->end_time = modify_time; /* take last modify time as end time */
	425	else
	426	self->end_time = time(NULL);
	427
	428	if (self->start_time == 0)
	429	self->start_time = self->end_time;
	430
[1]	431	break;
	432	case 'E': /* Job is exiting after having run. - MM: ignore exiting state (transient state) - outputs might have not been transfered yet,
	433	MM2: mark job as running if current job status is undetermined - fix "ps after job was ripped" */
	434	if (self->state == DRMAA_PS_UNDETERMINED)
	435	self->state = DRMAA_PS_RUNNING;
	436	break;
	437	case 'H': /* Job is held. */
	438	self->state = DRMAA_PS_USER_ON_HOLD;
	439	self->flags \|= FSD_JOB_HOLD;
	440	break;
	441	case 'Q': /* Job is queued, eligible to run or routed. */
	442	case 'W': /* Job is waiting for its execution time to be reached. */
	443	self->state = DRMAA_PS_QUEUED_ACTIVE;
	444	self->flags &= ~FSD_JOB_HOLD;
	445	break;
	446	case 'R': /* Job is running. */
	447	case 'T': /* Job is being moved to new location (?). */
	448	{
	449	if( self->flags & FSD_JOB_SUSPENDED )
	450	self->state = DRMAA_PS_USER_SUSPENDED;
	451	else
	452	self->state = DRMAA_PS_RUNNING;
	453	break;
	454	}
	455	case 'S': /* (Unicos only) job is suspend. */
	456	self->state = DRMAA_PS_SYSTEM_SUSPENDED;
	457	break;
	458	case 0: default:
	459	self->state = DRMAA_PS_UNDETERMINED;
	460	break;
	461	}
	462	}
	463	fsd_log_debug(( "job_ps: %s", drmaa_job_ps_to_str(self->state) ));
	464
	465	{
	466	int hours, minutes, seconds;
	467	long mem;
[12]	468	if( cpu_usage && sscanf( cpu_usage, "%d:%d:%d", &hours, &minutes, &seconds ) == 3 )
[1]	469	{
	470	self->cpu_usage = 60( 60hours + minutes ) + seconds;
	471	fsd_log_debug(( "cpu_usage: %s=%lds", cpu_usage, self->cpu_usage ));
	472	}
	473	if( mem_usage && sscanf( mem_usage, "%ldkb", &mem ) == 1 )
	474	{
	475	self->mem_usage = 1024*mem;
	476	fsd_log_debug(( "mem_usage: %s=%ldB", mem_usage, self->mem_usage ));
	477	}
	478	if( vmem_usage && sscanf( vmem_usage, "%ldkb", &mem ) == 1 )
	479	{
	480	self->vmem_usage = 1024*mem;
	481	fsd_log_debug(( "vmem_usage: %s=%ldB", vmem_usage, self->vmem_usage ));
	482	}
[12]	483	if( walltime && sscanf( walltime, "%d:%d:%d", &hours, &minutes, &seconds ) == 3 )
[1]	484	{
	485	self->walltime = 60( 60hours + minutes ) + seconds;
	486	fsd_log_debug(( "walltime: %s=%lds", walltime, self->walltime ));
	487	}
	488	}
	489	}
	490
	491	void
	492	pbsdrmaa_job_on_missing( fsd_job_t *self )
	493	{
[7]	494	pbsdrmaa_session_t pbssession = (pbsdrmaa_session_t)self->session;
[62]	495	pbsdrmaa_job_t pbsself = (pbsdrmaa_job_t )self;
	496
	497	if (!pbsself->missing_time)
	498	{
	499	pbsself->missing_time = time(NULL);
	500	}
[12]	501
[62]	502	fsd_log_info(("pbsdrmaa_job_on_missing: pbs_home=%s, wait_thread_started=%d, submit_time=%d, missing_time=%d",
	503	pbssession->pbs_home,
	504	pbssession->super.wait_thread_started,
[68]	505	(int)self->submit_time,
	506	(int)pbsself->missing_time));
[62]	507
	508	#define DRMAA_MAX_MISSING_TIME (30)
	509	if( pbssession->pbs_home != NULL && pbssession->super.wait_thread_started && self->submit_time && (time(NULL) - pbsself->missing_time < DRMAA_MAX_MISSING_TIME))
[40]	510	fsd_log_info(("Job on missing but WT is running. Skipping...")); /* TODO: try to provide implementation that uses accounting/server log files */
[33]	511	else
[7]	512	pbsdrmaa_job_on_missing_standard( self );
	513	}
	514
	515	void
	516	pbsdrmaa_job_on_missing_standard( fsd_job_t *self )
	517	{
[1]	518	fsd_drmaa_session_t *session = self->session;
[54]	519	pbsdrmaa_session_t pbssession = (pbsdrmaa_session_t )session;
	520	int exit_status = -1;
[7]	521
[1]	522	fsd_log_enter(( "({job_id=%s})", self->job_id ));
[12]	523	fsd_log_warning(( "Job %s missing from DRM queue", self->job_id ));
[1]	524
[54]	525	fsd_log_info(( "job_on_missing: last job_ps: %s (0x%02x)", drmaa_job_ps_to_str(self->state), self->state));
[1]	526
[54]	527	if( (exit_status = pbsdrmaa_job_read_exit_status(self->job_id, pbssession->job_exit_status_file_prefix)) == 0 )
[7]	528	{
[1]	529	self->state = DRMAA_PS_DONE;
[54]	530	self->exit_status = exit_status;
[7]	531	}
[1]	532	else
[54]	533	{
[1]	534	self->state = DRMAA_PS_FAILED;
[54]	535	self->exit_status = exit_status;
[7]	536	}
[63]	537	fsd_log_info(("job_on_missing evaluation result: state=%d exit_status=%d", self->state, self->exit_status));
[1]	538
[12]	539	fsd_cond_broadcast( &self->status_cond);
[64]	540	fsd_cond_broadcast( &self->session->wait_condition );
[12]	541
[54]	542	fsd_log_return(( "; job_ps=%s, exit_status=%d", drmaa_job_ps_to_str(self->state), self->exit_status ));
[7]	543	}
	544
[54]	545	int
	546	pbsdrmaa_job_read_exit_status( const char job_id, const char job_state_dir_prefix)
	547	{
[57]	548	char status_file = NULL, start_file = NULL;
[54]	549	FILE *fhandle = NULL;
	550	int exit_status = -1;
	551
	552	fsd_log_enter(("({job_id=%s, job_state_dir_prefix=%s})", job_id, job_state_dir_prefix));
	553
[55]	554	status_file = fsd_asprintf("%s/%s.exitcode", job_state_dir_prefix, job_id);
[57]	555	start_file = fsd_asprintf("%s/%s.started", job_state_dir_prefix, job_id);
[54]	556
	557	if ((fhandle = fopen(status_file, "r")) == NULL)
	558	{
[56]	559	struct stat tmpstat;
	560
[54]	561	fsd_log_error(("Failed to open job status file: %s", status_file));
[56]	562	if (stat(start_file, &tmpstat) == 0 && (tmpstat.st_mode & S_IFREG))
	563	{
	564	exit_status = 143; /* SIGTERM */
[57]	565	fsd_log_info(("But start file exist %s. Assuming that job was killed (exit_status=%d).", start_file, exit_status));
[56]	566	}
[57]	567	else
	568	{
	569	fsd_log_error(("Start file not found: %s", start_file));
	570	}
	571
	572
[54]	573	}
	574	else
	575	{
	576	(void)fscanf(fhandle, "%d", &exit_status); /on error exit_status == -1 /
	577	fclose(fhandle);
	578	}
	579
	580	fsd_free(status_file);
[56]	581	fsd_free(start_file);
[54]	582
	583	return exit_status;
	584	}
	585

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