[1] | 1 | /* $Id: session.c 385 2011-01-04 18:24:05Z mamonski $ */ |
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| 2 | /* |
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| 3 | * FedStage DRMAA for PBS Pro |
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| 4 | * Copyright (C) 2006-2009 FedStage Systems |
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| 5 | * |
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| 6 | * This program is free software: you can redistribute it and/or modify |
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| 7 | * it under the terms of the GNU General Public License as published by |
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| 8 | * the Free Software Foundation, either version 3 of the License, or |
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| 9 | * (at your option) any later version. |
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| 10 | * |
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| 11 | * This program is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | * GNU General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU General Public License |
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| 17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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| 18 | */ |
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| 19 | |
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| 20 | #ifdef HAVE_CONFIG_H |
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| 21 | # include <config.h> |
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| 22 | #endif |
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| 23 | |
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| 24 | #include <stdlib.h> |
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| 25 | #include <string.h> |
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| 26 | #include <unistd.h> |
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| 27 | #include <sys/select.h> |
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| 28 | #include <sys/stat.h> |
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| 29 | #include <sys/types.h> |
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| 30 | #include <fcntl.h> |
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| 31 | |
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| 32 | #include <pbs_ifl.h> |
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| 33 | #include <pbs_error.h> |
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| 34 | |
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| 35 | #include <drmaa_utils/datetime.h> |
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| 36 | #include <drmaa_utils/drmaa.h> |
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| 37 | #include <drmaa_utils/iter.h> |
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| 38 | #include <drmaa_utils/conf.h> |
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| 39 | #include <drmaa_utils/session.h> |
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| 40 | #include <drmaa_utils/datetime.h> |
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| 41 | |
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| 42 | #include <pbs_drmaa/job.h> |
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| 43 | #include <pbs_drmaa/session.h> |
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| 44 | #include <pbs_drmaa/submit.h> |
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| 45 | #include <pbs_drmaa/util.h> |
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| 46 | |
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| 47 | #include <errno.h> |
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| 48 | |
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| 49 | #ifndef lint |
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| 50 | static char rcsid[] |
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| 51 | # ifdef __GNUC__ |
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| 52 | __attribute__ ((unused)) |
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| 53 | # endif |
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| 54 | = "$Id: session.c 385 2011-01-04 18:24:05Z mamonski $"; |
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| 55 | #endif |
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| 56 | |
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| 57 | static void |
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| 58 | pbsdrmaa_session_destroy( fsd_drmaa_session_t *self ); |
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| 59 | |
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| 60 | static void |
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| 61 | pbsdrmaa_session_apply_configuration( fsd_drmaa_session_t *self ); |
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| 62 | |
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| 63 | static fsd_job_t * |
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| 64 | pbsdrmaa_session_new_job( fsd_drmaa_session_t *self, const char *job_id ); |
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| 65 | |
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| 66 | static bool |
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| 67 | pbsdrmaa_session_do_drm_keeps_completed_jobs( pbsdrmaa_session_t *self ); |
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| 68 | |
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| 69 | static void |
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| 70 | pbsdrmaa_session_update_all_jobs_status( fsd_drmaa_session_t *self ); |
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| 71 | |
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| 72 | static void |
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| 73 | *pbsdrmaa_session_wait_thread( fsd_drmaa_session_t *self ); |
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| 74 | |
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| 75 | static char * |
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| 76 | pbsdrmaa_session_run_impl( |
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| 77 | fsd_drmaa_session_t *self, |
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| 78 | const fsd_template_t *jt, |
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| 79 | int bulk_idx |
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| 80 | ); |
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| 81 | |
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| 82 | static struct attrl * |
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| 83 | pbsdrmaa_create_status_attrl(void); |
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| 84 | |
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| 85 | |
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| 86 | fsd_drmaa_session_t * |
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| 87 | pbsdrmaa_session_new( const char *contact ) |
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| 88 | { |
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| 89 | pbsdrmaa_session_t *volatile self = NULL; |
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| 90 | |
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| 91 | if( contact == NULL ) |
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| 92 | contact = ""; |
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| 93 | TRY |
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| 94 | { |
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| 95 | self = (pbsdrmaa_session_t*)fsd_drmaa_session_new(contact); |
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| 96 | fsd_realloc( self, 1, pbsdrmaa_session_t ); |
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| 97 | self->super_wait_thread = NULL; |
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| 98 | |
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| 99 | self->log_file_initial_size = 0; |
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| 100 | self->pbs_conn = -1; |
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| 101 | self->pbs_home = NULL; |
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| 102 | |
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| 103 | self->wait_thread_log = false; |
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| 104 | self->status_attrl = NULL; |
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| 105 | |
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| 106 | self->super_destroy = self->super.destroy; |
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| 107 | self->super.destroy = pbsdrmaa_session_destroy; |
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| 108 | self->super.new_job = pbsdrmaa_session_new_job; |
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| 109 | self->super.update_all_jobs_status |
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| 110 | = pbsdrmaa_session_update_all_jobs_status; |
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| 111 | self->super.run_impl = pbsdrmaa_session_run_impl; |
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| 112 | |
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| 113 | self->super_apply_configuration = self->super.apply_configuration; |
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| 114 | self->super.apply_configuration = pbsdrmaa_session_apply_configuration; |
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| 115 | |
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| 116 | self->do_drm_keeps_completed_jobs = |
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| 117 | pbsdrmaa_session_do_drm_keeps_completed_jobs; |
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| 118 | |
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| 119 | self->status_attrl = pbsdrmaa_create_status_attrl(); |
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| 120 | |
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| 121 | self->pbs_conn = pbs_connect( self->super.contact ); |
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| 122 | fsd_log_debug(( "pbs_connect(%s) =%d", self->super.contact, |
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| 123 | self->pbs_conn )); |
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| 124 | if( self->pbs_conn < 0 ) |
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| 125 | pbsdrmaa_exc_raise_pbs( "pbs_connect" ); |
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| 126 | |
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| 127 | self->super.load_configuration( &self->super, "pbs_drmaa" ); |
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| 128 | |
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| 129 | self->super.missing_jobs = FSD_IGNORE_MISSING_JOBS; |
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| 130 | if( self->do_drm_keeps_completed_jobs( self ) ) |
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| 131 | self->super.missing_jobs = FSD_IGNORE_QUEUED_MISSING_JOBS; |
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| 132 | } |
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| 133 | EXCEPT_DEFAULT |
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| 134 | { |
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| 135 | if( self ) |
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| 136 | { |
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| 137 | self->super.destroy( &self->super ); |
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| 138 | self = NULL; |
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| 139 | } |
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| 140 | } |
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| 141 | END_TRY |
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| 142 | return (fsd_drmaa_session_t*)self; |
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| 143 | } |
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| 144 | |
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| 145 | |
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| 146 | void |
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| 147 | pbsdrmaa_session_destroy( fsd_drmaa_session_t *self ) |
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| 148 | { |
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| 149 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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| 150 | self->stop_wait_thread( self ); |
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| 151 | if( pbsself->pbs_conn >= 0 ) |
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| 152 | pbs_disconnect( pbsself->pbs_conn ); |
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| 153 | fsd_free( pbsself->status_attrl ); |
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| 154 | pbsself->super_destroy( self ); |
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| 155 | } |
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| 156 | |
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| 157 | |
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| 158 | static char * |
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| 159 | pbsdrmaa_session_run_impl( |
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| 160 | fsd_drmaa_session_t *self, |
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| 161 | const fsd_template_t *jt, |
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| 162 | int bulk_idx |
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| 163 | ) |
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| 164 | { |
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| 165 | char *volatile job_id = NULL; |
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| 166 | fsd_job_t *volatile job = NULL; |
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| 167 | pbsdrmaa_submit_t *volatile submit = NULL; |
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| 168 | |
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| 169 | fsd_log_enter(( "(jt=%p, bulk_idx=%d)", (void*)jt, bulk_idx )); |
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| 170 | TRY |
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| 171 | { |
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| 172 | submit = pbsdrmaa_submit_new( self, jt, bulk_idx ); |
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| 173 | submit->eval( submit ); |
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| 174 | job_id = submit->submit( submit ); |
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| 175 | job = self->new_job( self, job_id ); |
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| 176 | job->submit_time = time(NULL); |
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| 177 | job->flags |= FSD_JOB_CURRENT_SESSION; |
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| 178 | self->jobs->add( self->jobs, job ); |
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| 179 | job->release( job ); job = NULL; |
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| 180 | } |
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| 181 | EXCEPT_DEFAULT |
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| 182 | { |
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| 183 | fsd_free( job_id ); |
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| 184 | fsd_exc_reraise(); |
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| 185 | } |
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| 186 | FINALLY |
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| 187 | { |
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| 188 | if( submit ) |
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| 189 | submit->destroy( submit ); |
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| 190 | if( job ) |
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| 191 | job->release( job ); |
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| 192 | } |
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| 193 | END_TRY |
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| 194 | fsd_log_return(( " =%s", job_id )); |
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| 195 | return job_id; |
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| 196 | } |
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| 197 | |
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| 198 | |
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| 199 | static fsd_job_t * |
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| 200 | pbsdrmaa_session_new_job( fsd_drmaa_session_t *self, const char *job_id ) |
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| 201 | { |
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| 202 | fsd_job_t *job; |
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| 203 | job = pbsdrmaa_job_new( fsd_strdup(job_id) ); |
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| 204 | job->session = self; |
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| 205 | return job; |
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| 206 | } |
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| 207 | |
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| 208 | void |
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| 209 | pbsdrmaa_session_apply_configuration( fsd_drmaa_session_t *self ) |
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| 210 | { |
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| 211 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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| 212 | fsd_conf_option_t *pbs_home; |
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| 213 | pbs_home = fsd_conf_dict_get(self->configuration, "pbs_home" ); |
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| 214 | if( pbs_home ) |
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| 215 | { |
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| 216 | if( pbs_home->type == FSD_CONF_STRING ) |
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| 217 | { |
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| 218 | struct stat statbuf; |
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| 219 | char * volatile log_path; |
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| 220 | time_t t; |
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| 221 | |
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| 222 | pbsself->pbs_home = pbs_home->val.string; |
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| 223 | fsd_log_debug(("pbs_home: %s",pbsself->pbs_home)); |
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| 224 | pbsself->super_wait_thread = pbsself->super.wait_thread; |
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| 225 | pbsself->super.wait_thread = pbsdrmaa_session_wait_thread; |
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| 226 | pbsself->wait_thread_log = true; |
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| 227 | |
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| 228 | time(&t); |
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| 229 | localtime_r(&t,&pbsself->log_file_initial_time); |
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| 230 | |
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| 231 | if((log_path = fsd_asprintf("%s/server_logs/%04d%02d%02d", |
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| 232 | pbsself->pbs_home, |
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| 233 | pbsself->log_file_initial_time.tm_year + 1900, |
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| 234 | pbsself->log_file_initial_time.tm_mon + 1, |
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| 235 | pbsself->log_file_initial_time.tm_mday)) == NULL) { |
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| 236 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"WT - Memory allocation wasn't possible"); |
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| 237 | } |
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| 238 | |
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| 239 | if(stat(log_path,&statbuf) == -1) { |
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| 240 | char errbuf[256] = "InternalError"; |
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| 241 | (void)strerror_r(errno, errbuf, 256); |
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| 242 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"stat error: %s",errbuf); |
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| 243 | } |
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| 244 | |
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| 245 | fsd_log_debug(("Log file %s size %d",log_path,(int) statbuf.st_size)); |
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| 246 | pbsself->log_file_initial_size = statbuf.st_size; |
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| 247 | fsd_free(log_path); |
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| 248 | } |
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| 249 | else |
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| 250 | { |
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| 251 | pbsself->super.enable_wait_thread = false; |
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| 252 | pbsself->wait_thread_log = false; |
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| 253 | fsd_log_debug(("pbs_home not configured. Running standard wait_thread (pooling).")); |
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| 254 | } |
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| 255 | } |
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| 256 | |
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| 257 | |
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| 258 | |
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| 259 | pbsself->super_apply_configuration(self); /* call method from the superclass */ |
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| 260 | } |
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| 261 | |
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| 262 | |
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| 263 | void |
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| 264 | pbsdrmaa_session_update_all_jobs_status( fsd_drmaa_session_t *self ) |
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| 265 | { |
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| 266 | volatile bool conn_lock = false; |
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| 267 | volatile bool jobs_lock = false; |
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| 268 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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| 269 | fsd_job_set_t *jobs = self->jobs; |
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| 270 | struct batch_status *volatile status = NULL; |
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| 271 | |
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| 272 | fsd_log_enter(("")); |
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| 273 | |
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| 274 | TRY |
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| 275 | { |
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| 276 | conn_lock = fsd_mutex_lock( &self->drm_connection_mutex ); |
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| 277 | retry: |
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| 278 | |
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| 279 | #ifdef PBS_PROFESSIONAL |
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| 280 | status = pbs_statjob( pbsself->pbs_conn, NULL, NULL, NULL ); |
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| 281 | #else |
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| 282 | status = pbs_statjob( pbsself->pbs_conn, NULL, pbsself->status_attrl, NULL ); |
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| 283 | #endif |
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| 284 | fsd_log_debug(( "pbs_statjob( fd=%d, job_id=NULL, attribs={...} ) =%p", |
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| 285 | pbsself->pbs_conn, (void*)status )); |
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| 286 | if( status == NULL && pbs_errno != 0 ) |
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| 287 | { |
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| 288 | if (pbs_errno == PBSE_PROTOCOL || pbs_errno == PBSE_EXPIRED) |
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| 289 | { |
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| 290 | pbs_disconnect( pbsself->pbs_conn ); |
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| 291 | sleep(1); |
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| 292 | pbsself->pbs_conn = pbs_connect( pbsself->super.contact ); |
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| 293 | if( pbsself->pbs_conn < 0 ) |
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| 294 | pbsdrmaa_exc_raise_pbs( "pbs_connect" ); |
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| 295 | else |
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| 296 | goto retry; |
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| 297 | } |
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| 298 | else |
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| 299 | { |
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| 300 | pbsdrmaa_exc_raise_pbs( "pbs_statjob" ); |
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| 301 | } |
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| 302 | } |
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| 303 | conn_lock = fsd_mutex_unlock( &self->drm_connection_mutex ); |
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| 304 | |
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| 305 | { |
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| 306 | size_t i; |
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| 307 | fsd_job_t *job; |
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| 308 | jobs_lock = fsd_mutex_lock( &jobs->mutex ); |
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| 309 | for( i = 0; i < jobs->tab_size; i++ ) |
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| 310 | for( job = jobs->tab[i]; job != NULL; job = job->next ) |
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| 311 | { |
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| 312 | fsd_mutex_lock( &job->mutex ); |
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| 313 | job->flags |= FSD_JOB_MISSING; |
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| 314 | fsd_mutex_unlock( &job->mutex ); |
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| 315 | } |
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| 316 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 317 | } |
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| 318 | |
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| 319 | { |
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| 320 | struct batch_status *volatile i; |
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| 321 | for( i = status; i != NULL; i = i->next ) |
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| 322 | { |
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| 323 | fsd_job_t *job = NULL; |
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| 324 | fsd_log_debug(( "job_id=%s", i->name )); |
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| 325 | job = self->get_job( self, i->name ); |
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| 326 | if( job != NULL ) |
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| 327 | { |
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| 328 | job->flags &= ~FSD_JOB_MISSING; |
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| 329 | TRY |
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| 330 | { |
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| 331 | ((pbsdrmaa_job_t*)job)->update( job, i ); |
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| 332 | } |
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| 333 | FINALLY |
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| 334 | { |
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| 335 | job->release( job ); |
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| 336 | } |
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| 337 | END_TRY |
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| 338 | } |
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| 339 | } |
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| 340 | } |
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| 341 | |
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| 342 | { |
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| 343 | size_t volatile i; |
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| 344 | fsd_job_t *volatile job; |
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| 345 | jobs_lock = fsd_mutex_lock( &jobs->mutex ); |
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| 346 | for( i = 0; i < jobs->tab_size; i++ ) |
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| 347 | for( job = jobs->tab[i]; job != NULL; job = job->next ) |
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| 348 | { |
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| 349 | fsd_mutex_lock( &job->mutex ); |
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| 350 | TRY |
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| 351 | { |
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| 352 | if( job->flags & FSD_JOB_MISSING ) |
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| 353 | job->on_missing( job ); |
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| 354 | } |
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| 355 | FINALLY{ fsd_mutex_unlock( &job->mutex ); } |
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| 356 | END_TRY |
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| 357 | } |
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| 358 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 359 | } |
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| 360 | } |
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| 361 | FINALLY |
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| 362 | { |
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| 363 | if( status != NULL ) |
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| 364 | pbs_statfree( status ); |
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| 365 | if( conn_lock ) |
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| 366 | conn_lock = fsd_mutex_unlock( &self->drm_connection_mutex ); |
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| 367 | if( jobs_lock ) |
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| 368 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 369 | } |
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| 370 | END_TRY |
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| 371 | |
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| 372 | fsd_log_return(("")); |
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| 373 | } |
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| 374 | |
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| 375 | |
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| 376 | |
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| 377 | struct attrl * |
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| 378 | pbsdrmaa_create_status_attrl(void) |
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| 379 | { |
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| 380 | struct attrl *result = NULL; |
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| 381 | struct attrl *i; |
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| 382 | const int max_attribs = 16; |
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| 383 | int n_attribs; |
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| 384 | int j = 0; |
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| 385 | |
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| 386 | fsd_log_enter(("")); |
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| 387 | fsd_calloc( result, max_attribs, struct attrl ); |
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| 388 | result[j++].name="job_state"; |
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| 389 | result[j++].name="exit_status"; |
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| 390 | result[j++].name="resources_used"; |
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| 391 | result[j++].name="ctime"; |
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| 392 | result[j++].name="mtime"; |
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| 393 | result[j++].name="qtime"; |
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| 394 | result[j++].name="etime"; |
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| 395 | |
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| 396 | result[j++].name="queue"; |
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| 397 | result[j++].name="Account_Name"; |
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| 398 | result[j++].name="exec_host"; |
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| 399 | result[j++].name="start_time"; |
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| 400 | result[j++].name="mtime"; |
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| 401 | #if 0 |
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| 402 | result[j].name="resources_used"; result[j].resource="walltime"; j++; |
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| 403 | result[j].name="resources_used"; result[j].resource="cput"; j++; |
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| 404 | result[j].name="resources_used"; result[j].resource="mem"; j++; |
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| 405 | result[j].name="resources_used"; result[j].resource="vmem"; j++; |
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| 406 | result[j].name="Resource_List"; result[j].resource="walltime"; j++; |
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| 407 | result[j].name="Resource_List"; result[j].resource="cput"; j++; |
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| 408 | result[j].name="Resource_List"; result[j].resource="mem"; j++; |
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| 409 | result[j].name="Resource_List"; result[j].resource="vmem"; j++; |
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| 410 | #endif |
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| 411 | n_attribs = j; |
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| 412 | for( i = result; true; i++ ) |
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| 413 | if( i+1 < result + n_attribs ) |
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| 414 | i->next = i+1; |
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| 415 | else |
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| 416 | { |
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| 417 | i->next = NULL; |
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| 418 | break; |
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| 419 | } |
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| 420 | |
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| 421 | #ifdef DEBUGGING |
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| 422 | fsd_log_return((":")); |
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| 423 | pbsdrmaa_dump_attrl( result, NULL ); |
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| 424 | #endif |
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| 425 | return result; |
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| 426 | } |
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| 427 | |
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| 428 | |
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| 429 | bool |
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| 430 | pbsdrmaa_session_do_drm_keeps_completed_jobs( pbsdrmaa_session_t *self ) |
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| 431 | { |
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| 432 | |
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| 433 | #ifndef PBS_PROFESSIONAL |
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| 434 | struct attrl default_queue_query; |
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| 435 | struct attrl keep_completed_query; |
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| 436 | struct batch_status *default_queue_result = NULL; |
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| 437 | struct batch_status *keep_completed_result = NULL; |
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| 438 | const char *default_queue = NULL; |
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| 439 | const char *keep_completed = NULL; |
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| 440 | volatile bool result = false; |
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| 441 | volatile bool conn_lock = false; |
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| 442 | |
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| 443 | TRY |
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| 444 | { |
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| 445 | default_queue_query.next = NULL; |
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| 446 | default_queue_query.name = "default_queue"; |
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| 447 | default_queue_query.resource = NULL; |
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| 448 | default_queue_query.value = NULL; |
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| 449 | keep_completed_query.next = NULL; |
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| 450 | keep_completed_query.name = "keep_completed"; |
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| 451 | keep_completed_query.resource = NULL; |
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| 452 | keep_completed_query.value = NULL; |
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| 453 | |
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| 454 | conn_lock = fsd_mutex_lock( &self->super.drm_connection_mutex ); |
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| 455 | |
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| 456 | default_queue_result = |
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| 457 | pbs_statserver( self->pbs_conn, &default_queue_query, NULL ); |
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| 458 | if( default_queue_result == NULL ) |
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| 459 | pbsdrmaa_exc_raise_pbs( "pbs_statserver" ); |
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| 460 | if( default_queue_result->attribs |
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| 461 | && !strcmp( default_queue_result->attribs->name, |
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| 462 | "default_queue" ) ) |
---|
| 463 | default_queue = default_queue_result->attribs->value; |
---|
| 464 | |
---|
| 465 | fsd_log_debug(( "default_queue: %s", default_queue )); |
---|
| 466 | |
---|
| 467 | if( default_queue ) |
---|
| 468 | { |
---|
| 469 | keep_completed_result = pbs_statque( self->pbs_conn, |
---|
| 470 | (char*)default_queue, &keep_completed_query, NULL ); |
---|
| 471 | if( keep_completed_result == NULL ) |
---|
| 472 | pbsdrmaa_exc_raise_pbs( "pbs_statque" ); |
---|
| 473 | if( keep_completed_result->attribs |
---|
| 474 | && !strcmp( keep_completed_result->attribs->name, |
---|
| 475 | "keep_completed" ) ) |
---|
| 476 | keep_completed = keep_completed_result->attribs->value; |
---|
| 477 | } |
---|
| 478 | |
---|
| 479 | fsd_log_debug(( "keep_completed: %s", keep_completed )); |
---|
| 480 | } |
---|
| 481 | EXCEPT_DEFAULT |
---|
| 482 | { |
---|
| 483 | const fsd_exc_t *e = fsd_exc_get(); |
---|
| 484 | fsd_log_warning(( "PBS server seems not to keep completed jobs\n" |
---|
| 485 | "detail: %s", e->message(e) )); |
---|
| 486 | result = false; |
---|
| 487 | } |
---|
| 488 | ELSE |
---|
| 489 | { |
---|
| 490 | result = false; |
---|
| 491 | if( default_queue == NULL ) |
---|
| 492 | fsd_log_warning(( "no default queue set on PBS server" )); |
---|
| 493 | else if( keep_completed == NULL && self->pbs_home == NULL ) |
---|
| 494 | fsd_log_warning(( "PBS server is not configured to keep completed jobs\n" |
---|
| 495 | "in Torque: set keep_completed parameter of default queue\n" |
---|
| 496 | " $ qmgr -c 'set queue batch keep_completed = 60'\n" |
---|
| 497 | " or configure DRMAA to utilize log files" |
---|
| 498 | )); |
---|
| 499 | else |
---|
| 500 | result = true; |
---|
| 501 | } |
---|
| 502 | FINALLY |
---|
| 503 | { |
---|
| 504 | if( default_queue_result ) |
---|
| 505 | pbs_statfree( default_queue_result ); |
---|
| 506 | if( keep_completed_result ) |
---|
| 507 | pbs_statfree( keep_completed_result ); |
---|
| 508 | if( conn_lock ) |
---|
| 509 | conn_lock = fsd_mutex_unlock( &self->super.drm_connection_mutex ); |
---|
| 510 | |
---|
| 511 | } |
---|
| 512 | END_TRY |
---|
| 513 | #endif |
---|
| 514 | return false; |
---|
| 515 | } |
---|
| 516 | |
---|
| 517 | |
---|
| 518 | enum field |
---|
| 519 | { |
---|
| 520 | FLD_DATE = 0, |
---|
| 521 | FLD_EVENT = 1, |
---|
| 522 | FLD_OBJ = 2, |
---|
| 523 | FLD_TYPE = 3, |
---|
| 524 | FLD_ID = 4, |
---|
| 525 | FLD_MSG = 5 |
---|
| 526 | }; |
---|
| 527 | |
---|
| 528 | enum field_msg |
---|
| 529 | { |
---|
| 530 | FLD_MSG_EXIT_STATUS = 0, |
---|
| 531 | FLD_MSG_CPUT = 1, |
---|
| 532 | FLD_MSG_MEM = 2, |
---|
| 533 | FLD_MSG_VMEM = 3, |
---|
| 534 | FLD_MSG_WALLTIME = 4 |
---|
| 535 | }; |
---|
| 536 | |
---|
| 537 | #define FLD_MSG_STATUS "0010" |
---|
| 538 | #define FLD_MSG_STATE "0008" |
---|
| 539 | #define FLD_MSG_LOG "0002" |
---|
| 540 | |
---|
| 541 | ssize_t fsd_getline(char * line,ssize_t size, int fd) |
---|
| 542 | { |
---|
| 543 | char buf; |
---|
| 544 | char * ptr = NULL; |
---|
| 545 | ssize_t n = 0, rc; |
---|
| 546 | ptr = line; |
---|
| 547 | for(n = 1; n< size; n++) |
---|
| 548 | { |
---|
| 549 | if( (rc = read(fd,&buf,1 )) == 1) { |
---|
| 550 | *ptr++ = buf; |
---|
| 551 | if(buf == '\n') |
---|
| 552 | { |
---|
| 553 | break; |
---|
| 554 | } |
---|
| 555 | } |
---|
| 556 | else if (rc == 0) { |
---|
| 557 | if (n == 1) |
---|
| 558 | return 0; |
---|
| 559 | else |
---|
| 560 | break; |
---|
| 561 | } |
---|
| 562 | else |
---|
| 563 | return -1; |
---|
| 564 | } |
---|
| 565 | |
---|
| 566 | return n; |
---|
| 567 | } |
---|
| 568 | |
---|
| 569 | void * |
---|
| 570 | pbsdrmaa_session_wait_thread( fsd_drmaa_session_t *self ) |
---|
| 571 | { |
---|
| 572 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*) self; |
---|
| 573 | fsd_job_t *volatile job = NULL; |
---|
| 574 | pbsdrmaa_job_t *volatile pbsjob = NULL; |
---|
| 575 | char job_id[256] = ""; |
---|
| 576 | char event[256] = ""; |
---|
| 577 | time_t t; |
---|
| 578 | struct tm tm; |
---|
| 579 | |
---|
| 580 | tm = pbsself->log_file_initial_time; |
---|
| 581 | |
---|
| 582 | fsd_log_enter(( "" )); |
---|
| 583 | fsd_mutex_lock( &self->mutex ); |
---|
| 584 | TRY |
---|
| 585 | { |
---|
| 586 | char * volatile log_path = NULL; |
---|
| 587 | char buffer[4096] = ""; |
---|
| 588 | bool volatile date_changed = true; |
---|
| 589 | int volatile fd = -1; |
---|
| 590 | bool first_open = true; |
---|
| 591 | |
---|
| 592 | fsd_log_debug(("WT - reading log files")); |
---|
| 593 | |
---|
| 594 | while( self->wait_thread_run_flag ) |
---|
| 595 | TRY |
---|
| 596 | { |
---|
| 597 | if(date_changed) |
---|
| 598 | { |
---|
| 599 | int num_tries = 0; |
---|
| 600 | |
---|
| 601 | time(&t); |
---|
| 602 | localtime_r(&t,&tm); |
---|
| 603 | |
---|
| 604 | #define DRMAA_WAIT_THREAD_MAX_TRIES (12) |
---|
| 605 | /* generate new date, close file and open new */ |
---|
| 606 | if((log_path = fsd_asprintf("%s/server_logs/%04d%02d%02d", |
---|
| 607 | pbsself->pbs_home, |
---|
| 608 | tm.tm_year + 1900, |
---|
| 609 | tm.tm_mon + 1, |
---|
| 610 | tm.tm_mday)) == NULL) { |
---|
| 611 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"WT - Memory allocation wasn't possible"); |
---|
| 612 | } |
---|
| 613 | |
---|
| 614 | if(fd != -1) |
---|
| 615 | close(fd); |
---|
| 616 | |
---|
| 617 | fsd_log_debug(("Log file: %s",log_path)); |
---|
| 618 | |
---|
| 619 | retry: |
---|
| 620 | if((fd = open(log_path,O_RDONLY) ) == -1 && num_tries > DRMAA_WAIT_THREAD_MAX_TRIES ) |
---|
| 621 | { |
---|
| 622 | fsd_log_error(("Can't open log file. Verify pbs_home. Running standard wait_thread.")); |
---|
| 623 | fsd_log_error(("Remember that without keep_completed set standard wait_thread won't run correctly")); |
---|
| 624 | /*pbsself->super.enable_wait_thread = false;*/ /* run not wait_thread */ |
---|
| 625 | pbsself->wait_thread_log = false; |
---|
| 626 | pbsself->super.wait_thread = pbsself->super_wait_thread; |
---|
| 627 | pbsself->super.wait_thread(self); |
---|
| 628 | } else if ( fd == -1 ) { |
---|
| 629 | fsd_log_warning(("Can't open log file: %s. Retries count: %d", log_path, num_tries)); |
---|
| 630 | num_tries++; |
---|
| 631 | sleep(5); |
---|
| 632 | goto retry; |
---|
| 633 | } |
---|
| 634 | |
---|
| 635 | fsd_free(log_path); |
---|
| 636 | |
---|
| 637 | fsd_log_debug(("Log file opened")); |
---|
| 638 | |
---|
| 639 | if(first_open) { |
---|
| 640 | fsd_log_debug(("Log file lseek")); |
---|
| 641 | if(lseek(fd,pbsself->log_file_initial_size,SEEK_SET) == (off_t) -1) { |
---|
| 642 | char errbuf[256] = "InternalError"; |
---|
| 643 | (void)strerror_r(errno, errbuf, 256); |
---|
| 644 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"lseek error: %s",errbuf); |
---|
| 645 | } |
---|
| 646 | first_open = false; |
---|
| 647 | } |
---|
| 648 | |
---|
| 649 | date_changed = false; |
---|
| 650 | } |
---|
| 651 | |
---|
| 652 | while ((fsd_getline(buffer,sizeof(buffer),fd)) > 0) |
---|
| 653 | { |
---|
| 654 | const char *volatile ptr = buffer; |
---|
| 655 | char field[256] = ""; |
---|
| 656 | int volatile field_n = 0; |
---|
| 657 | int n; |
---|
| 658 | |
---|
| 659 | bool volatile job_id_match = false; |
---|
| 660 | bool volatile event_match = false; |
---|
| 661 | bool volatile log_event = false; |
---|
| 662 | bool volatile log_match = false; |
---|
| 663 | char * temp_date = NULL; |
---|
| 664 | |
---|
| 665 | |
---|
| 666 | struct batch_status status; |
---|
| 667 | status.next = NULL; |
---|
| 668 | |
---|
| 669 | if( strlcpy(job_id,"",sizeof(job_id)) > sizeof(job_id) ) { |
---|
| 670 | fsd_log_error(("WT - strlcpy error")); |
---|
| 671 | } |
---|
| 672 | if( strlcpy(event,"",sizeof(event)) > sizeof(event) ) { |
---|
| 673 | fsd_log_error(("WT - strlcpy error")); |
---|
| 674 | } |
---|
| 675 | while ( sscanf(ptr, "%255[^;]%n", field, &n) == 1 ) /* divide current line into fields */ |
---|
| 676 | { |
---|
| 677 | if(field_n == FLD_DATE) |
---|
| 678 | { |
---|
| 679 | temp_date = fsd_strdup(field); |
---|
| 680 | } |
---|
| 681 | else if(field_n == FLD_EVENT && (strcmp(field,FLD_MSG_STATUS) == 0 || |
---|
| 682 | strcmp(field,FLD_MSG_STATE) == 0 )) |
---|
| 683 | { |
---|
| 684 | /* event described by log line*/ |
---|
| 685 | if(strlcpy(event, field,sizeof(event)) > sizeof(event)) { |
---|
| 686 | fsd_log_error(("WT - strlcpy error")); |
---|
| 687 | } |
---|
| 688 | event_match = true; |
---|
| 689 | } |
---|
| 690 | else if(event_match && field_n == FLD_ID) |
---|
| 691 | { |
---|
| 692 | TRY |
---|
| 693 | { |
---|
| 694 | job = self->get_job( self, field ); |
---|
| 695 | pbsjob = (pbsdrmaa_job_t*) job; |
---|
| 696 | |
---|
| 697 | if( job ) |
---|
| 698 | { |
---|
| 699 | if(strlcpy(job_id, field,sizeof(job_id)) > sizeof(job_id)) { |
---|
| 700 | fsd_log_error(("WT - strlcpy error")); |
---|
| 701 | } |
---|
| 702 | fsd_log_debug(("WT - job_id: %s",job_id)); |
---|
| 703 | status.name = fsd_strdup(job_id); |
---|
| 704 | job_id_match = true; /* job_id is in drmaa */ |
---|
| 705 | } |
---|
| 706 | else |
---|
| 707 | { |
---|
| 708 | fsd_log_debug(("WT - Unknown job: %s", field)); |
---|
| 709 | } |
---|
| 710 | } |
---|
| 711 | END_TRY |
---|
| 712 | } |
---|
| 713 | else if(job_id_match && field_n == FLD_MSG) |
---|
| 714 | { |
---|
| 715 | /* parse msg - depends on FLD_EVENT*/ |
---|
| 716 | struct attrl struct_resource_cput,struct_resource_mem,struct_resource_vmem, |
---|
| 717 | struct_resource_walltime, struct_status, struct_state, struct_start_time,struct_mtime, struct_queue, struct_account_name; |
---|
| 718 | |
---|
| 719 | bool state_running = false; |
---|
| 720 | |
---|
| 721 | struct_status.name = NULL; |
---|
| 722 | struct_status.value = NULL; |
---|
| 723 | struct_status.next = NULL; |
---|
| 724 | struct_status.resource = NULL; |
---|
| 725 | |
---|
| 726 | struct_state.name = NULL; |
---|
| 727 | struct_state.value = NULL; |
---|
| 728 | struct_state.next = NULL; |
---|
| 729 | struct_state.resource = NULL; |
---|
| 730 | |
---|
| 731 | struct_resource_cput.name = NULL; |
---|
| 732 | struct_resource_cput.value = NULL; |
---|
| 733 | struct_resource_cput.next = NULL; |
---|
| 734 | struct_resource_cput.resource = NULL; |
---|
| 735 | |
---|
| 736 | struct_resource_mem.name = NULL; |
---|
| 737 | struct_resource_mem.value = NULL; |
---|
| 738 | struct_resource_mem.next = NULL; |
---|
| 739 | struct_resource_mem.resource = NULL; |
---|
| 740 | |
---|
| 741 | struct_resource_vmem.name = NULL; |
---|
| 742 | struct_resource_vmem.value = NULL; |
---|
| 743 | struct_resource_vmem.next = NULL; |
---|
| 744 | struct_resource_vmem.resource = NULL; |
---|
| 745 | |
---|
| 746 | struct_resource_walltime.name = NULL; |
---|
| 747 | struct_resource_walltime.value = NULL; |
---|
| 748 | struct_resource_walltime.next = NULL; |
---|
| 749 | struct_resource_walltime.resource = NULL; |
---|
| 750 | |
---|
| 751 | struct_start_time.name = NULL; |
---|
| 752 | struct_start_time.value = NULL; |
---|
| 753 | struct_start_time.next = NULL; |
---|
| 754 | struct_start_time.resource = NULL; |
---|
| 755 | |
---|
| 756 | struct_mtime.name = NULL; |
---|
| 757 | struct_mtime.value = NULL; |
---|
| 758 | struct_mtime.next = NULL; |
---|
| 759 | struct_mtime.resource = NULL; |
---|
| 760 | |
---|
| 761 | struct_queue.name = NULL; |
---|
| 762 | struct_queue.value = NULL; |
---|
| 763 | struct_queue.next = NULL; |
---|
| 764 | struct_queue.resource = NULL; |
---|
| 765 | |
---|
| 766 | struct_account_name.name = NULL; |
---|
| 767 | struct_account_name.value = NULL; |
---|
| 768 | struct_account_name.next = NULL; |
---|
| 769 | struct_account_name.resource = NULL; |
---|
| 770 | |
---|
| 771 | |
---|
| 772 | if (strcmp(event,FLD_MSG_STATE) == 0) |
---|
| 773 | { |
---|
| 774 | /* job run, modified, queued etc */ |
---|
| 775 | int n = 0; |
---|
| 776 | status.attribs = &struct_state; |
---|
| 777 | struct_state.next = NULL; |
---|
| 778 | struct_state.name = "job_state"; |
---|
| 779 | if(field[0] == 'J') /* Job Queued, Job Modified, Job Run*/ |
---|
| 780 | { |
---|
| 781 | n = 4; |
---|
| 782 | } |
---|
| 783 | if(field[4] == 'M') { |
---|
| 784 | struct tm temp_time_tm; |
---|
| 785 | memset(&temp_time_tm, 0, sizeof(temp_time_tm)); |
---|
| 786 | temp_time_tm.tm_isdst = -1; |
---|
| 787 | |
---|
| 788 | if (strptime(temp_date, "%m/%d/%Y %H:%M:%S", &temp_time_tm) == NULL) |
---|
| 789 | { |
---|
| 790 | fsd_log_error(("failed to parse mtime: %s", temp_date)); |
---|
| 791 | } |
---|
| 792 | else |
---|
| 793 | { |
---|
| 794 | time_t temp_time = mktime(&temp_time_tm); |
---|
| 795 | status.attribs = &struct_mtime; |
---|
| 796 | struct_mtime.name = "mtime"; |
---|
| 797 | struct_mtime.next = NULL; |
---|
| 798 | struct_mtime.value = fsd_asprintf("%lu",temp_time); |
---|
| 799 | } |
---|
| 800 | } |
---|
| 801 | /* != Job deleted and Job to be deleted*/ |
---|
| 802 | #ifdef PBS_PROFESSIONAL |
---|
| 803 | else if (field[4] != 't' && field[10] != 'd') { |
---|
| 804 | #else |
---|
| 805 | else if(field[4] != 'd') { |
---|
| 806 | #endif |
---|
| 807 | |
---|
| 808 | if ((struct_state.value = fsd_asprintf("%c",field[n]) ) == NULL ) { /* 4 first letter of state */ |
---|
| 809 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"WT - Memory allocation wasn't possible"); |
---|
| 810 | } |
---|
| 811 | if(struct_state.value[0] == 'R'){ |
---|
| 812 | state_running = true; |
---|
| 813 | } |
---|
| 814 | } |
---|
| 815 | else { /* job terminated - pbs drmaa detects failed as completed with exit_status !=0, aborted with status -1*/ |
---|
| 816 | struct_status.name = "exit_status"; |
---|
| 817 | struct_status.value = fsd_strdup("-1"); |
---|
| 818 | struct_status.next = NULL; |
---|
| 819 | struct_state.next = &struct_status; |
---|
| 820 | struct_state.value = fsd_strdup("C"); |
---|
| 821 | } |
---|
| 822 | } |
---|
| 823 | else /*if (strcmp(event,FLD_MSG_STATUS) == 0 )*/ |
---|
| 824 | { |
---|
| 825 | /* exit status and rusage */ |
---|
| 826 | const char *ptr2 = field; |
---|
| 827 | char msg[ 256 ] = ""; |
---|
| 828 | int n2; |
---|
| 829 | int msg_field_n = 0; |
---|
| 830 | |
---|
| 831 | struct_resource_cput.name = "resources_used"; |
---|
| 832 | struct_resource_mem.name = "resources_used"; |
---|
| 833 | struct_resource_vmem.name = "resources_used"; |
---|
| 834 | struct_resource_walltime.name = "resources_used"; |
---|
| 835 | struct_status.name = "exit_status"; |
---|
| 836 | struct_state.name = "job_state"; |
---|
| 837 | |
---|
| 838 | status.attribs = &struct_resource_cput; |
---|
| 839 | struct_resource_cput.next = &struct_resource_mem; |
---|
| 840 | struct_resource_mem.next = &struct_resource_vmem; |
---|
| 841 | struct_resource_vmem.next = &struct_resource_walltime; |
---|
| 842 | struct_resource_walltime.next = &struct_status; |
---|
| 843 | struct_status.next = &struct_state; |
---|
| 844 | struct_state.next = NULL; |
---|
| 845 | |
---|
| 846 | while ( sscanf(ptr2, "%255[^ ]%n", msg, &n2) == 1 ) |
---|
| 847 | { |
---|
| 848 | switch(msg_field_n) |
---|
| 849 | { |
---|
| 850 | case FLD_MSG_EXIT_STATUS: |
---|
| 851 | struct_status.value = fsd_strdup(strchr(msg,'=')+1); |
---|
| 852 | break; |
---|
| 853 | |
---|
| 854 | case FLD_MSG_CPUT: |
---|
| 855 | struct_resource_cput.resource = "cput"; |
---|
| 856 | struct_resource_cput.value = fsd_strdup(strchr(msg,'=')+1); |
---|
| 857 | break; |
---|
| 858 | |
---|
| 859 | case FLD_MSG_MEM: |
---|
| 860 | struct_resource_mem.resource = "mem"; |
---|
| 861 | struct_resource_mem.value = fsd_strdup(strchr(msg,'=')+1); |
---|
| 862 | break; |
---|
| 863 | |
---|
| 864 | case FLD_MSG_VMEM: |
---|
| 865 | struct_resource_vmem.resource = "vmem"; |
---|
| 866 | struct_resource_vmem.value = fsd_strdup(strchr(msg,'=')+1); |
---|
| 867 | break; |
---|
| 868 | |
---|
| 869 | case FLD_MSG_WALLTIME: |
---|
| 870 | struct_resource_walltime.resource = "walltime"; |
---|
| 871 | struct_resource_walltime.value = fsd_strdup(strchr(msg,'=')+1); |
---|
| 872 | break; |
---|
| 873 | } |
---|
| 874 | |
---|
| 875 | ptr2 += n2; |
---|
| 876 | msg_field_n++; |
---|
| 877 | if ( *ptr2 != ' ' ) |
---|
| 878 | { |
---|
| 879 | break; |
---|
| 880 | } |
---|
| 881 | ++ptr2; |
---|
| 882 | } |
---|
| 883 | struct_state.value = fsd_strdup("C"); /* we got exit_status so we say that it has completed */ |
---|
| 884 | } |
---|
| 885 | |
---|
| 886 | if ( state_running ) |
---|
| 887 | { |
---|
| 888 | fsd_log_debug(("WT - forcing update of job: %s", job->job_id )); |
---|
| 889 | job->update_status( job ); |
---|
| 890 | } |
---|
| 891 | else |
---|
| 892 | { |
---|
| 893 | fsd_log_debug(("WT - updating job: %s", job->job_id )); |
---|
| 894 | pbsjob->update( job, &status ); |
---|
| 895 | } |
---|
| 896 | |
---|
| 897 | |
---|
| 898 | fsd_cond_broadcast( &job->status_cond); |
---|
| 899 | fsd_cond_broadcast( &self->wait_condition ); |
---|
| 900 | |
---|
| 901 | if ( job ) |
---|
| 902 | job->release( job ); |
---|
| 903 | |
---|
| 904 | fsd_free(struct_resource_cput.value); |
---|
| 905 | fsd_free(struct_resource_mem.value); |
---|
| 906 | fsd_free(struct_resource_vmem.value); |
---|
| 907 | fsd_free(struct_resource_walltime.value); |
---|
| 908 | fsd_free(struct_status.value); |
---|
| 909 | fsd_free(struct_state.value); |
---|
| 910 | fsd_free(struct_start_time.value); |
---|
| 911 | fsd_free(struct_mtime.value); |
---|
| 912 | fsd_free(struct_queue.value); |
---|
| 913 | fsd_free(struct_account_name.value); |
---|
| 914 | |
---|
| 915 | if ( status.name!=NULL ) |
---|
| 916 | fsd_free(status.name); |
---|
| 917 | } |
---|
| 918 | else if(field_n == FLD_EVENT && strcmp(field,FLD_MSG_LOG) == 0) |
---|
| 919 | { |
---|
| 920 | log_event = true; |
---|
| 921 | } |
---|
| 922 | else if (log_event && field_n == FLD_ID && strcmp(field,"Log") == 0 ) |
---|
| 923 | { |
---|
| 924 | log_match = true; |
---|
| 925 | log_event = false; |
---|
| 926 | } |
---|
| 927 | else if( log_match && field_n == FLD_MSG && |
---|
| 928 | field[0] == 'L' && |
---|
| 929 | field[1] == 'o' && |
---|
| 930 | field[2] == 'g' && |
---|
| 931 | field[3] == ' ' && |
---|
| 932 | field[4] == 'c' && |
---|
| 933 | field[5] == 'l' && |
---|
| 934 | field[6] == 'o' && |
---|
| 935 | field[7] == 's' && |
---|
| 936 | field[8] == 'e' && |
---|
| 937 | field[9] == 'd' ) /* last field in the file - strange bahaviour*/ |
---|
| 938 | { |
---|
| 939 | fsd_log_debug(("WT - Date changed. Closing log file")); |
---|
| 940 | date_changed = true; |
---|
| 941 | log_match = false; |
---|
| 942 | } |
---|
| 943 | |
---|
| 944 | ptr += n; |
---|
| 945 | if ( *ptr != ';' ) |
---|
| 946 | { |
---|
| 947 | break; /* end of line */ |
---|
| 948 | } |
---|
| 949 | field_n++; |
---|
| 950 | ++ptr; |
---|
| 951 | } |
---|
| 952 | |
---|
| 953 | if( strlcpy(buffer,"",sizeof(buffer)) > sizeof(buffer) ) { |
---|
| 954 | fsd_log_error(("WT - strlcpy error")); |
---|
| 955 | } |
---|
| 956 | |
---|
| 957 | fsd_free(temp_date); |
---|
| 958 | } |
---|
| 959 | |
---|
| 960 | fsd_mutex_unlock( &self->mutex ); |
---|
| 961 | usleep(1000000); |
---|
| 962 | fsd_mutex_lock( &self->mutex ); |
---|
| 963 | } |
---|
| 964 | EXCEPT_DEFAULT |
---|
| 965 | { |
---|
| 966 | const fsd_exc_t *e = fsd_exc_get(); |
---|
| 967 | |
---|
| 968 | fsd_log_error(( "wait thread: <%d:%s>", e->code(e), e->message(e) )); |
---|
| 969 | fsd_exc_reraise(); |
---|
| 970 | } |
---|
| 971 | END_TRY |
---|
| 972 | |
---|
| 973 | if(fd != -1) |
---|
| 974 | close(fd); |
---|
| 975 | fsd_log_debug(("Log file closed")); |
---|
| 976 | } |
---|
| 977 | FINALLY |
---|
| 978 | { |
---|
| 979 | fsd_log_debug(("WT - Terminated.")); |
---|
| 980 | fsd_mutex_unlock( &self->mutex ); |
---|
| 981 | } |
---|
| 982 | END_TRY |
---|
| 983 | |
---|
| 984 | fsd_log_return(( " =NULL" )); |
---|
| 985 | return NULL; |
---|
| 986 | } |
---|