[12] | 1 | /* $Id$ */ |
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[1] | 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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[7] | 43 | #include <pbs_drmaa/log_reader.h> |
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[1] | 44 | #include <pbs_drmaa/session.h> |
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| 45 | #include <pbs_drmaa/submit.h> |
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| 46 | #include <pbs_drmaa/util.h> |
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| 47 | |
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| 48 | #include <errno.h> |
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| 49 | |
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| 50 | #ifndef lint |
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| 51 | static char rcsid[] |
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| 52 | # ifdef __GNUC__ |
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| 53 | __attribute__ ((unused)) |
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| 54 | # endif |
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[12] | 55 | = "$Id$"; |
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[1] | 56 | #endif |
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| 57 | |
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| 58 | static void |
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| 59 | pbsdrmaa_session_destroy( fsd_drmaa_session_t *self ); |
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| 60 | |
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| 61 | static void |
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| 62 | pbsdrmaa_session_apply_configuration( fsd_drmaa_session_t *self ); |
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| 63 | |
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| 64 | static fsd_job_t * |
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| 65 | pbsdrmaa_session_new_job( fsd_drmaa_session_t *self, const char *job_id ); |
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| 66 | |
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| 67 | static void |
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| 68 | pbsdrmaa_session_update_all_jobs_status( fsd_drmaa_session_t *self ); |
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| 69 | |
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| 70 | static void |
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| 71 | *pbsdrmaa_session_wait_thread( fsd_drmaa_session_t *self ); |
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| 72 | |
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| 73 | static char * |
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| 74 | pbsdrmaa_session_run_impl( |
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| 75 | fsd_drmaa_session_t *self, |
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| 76 | const fsd_template_t *jt, |
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| 77 | int bulk_idx |
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| 78 | ); |
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| 79 | |
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| 80 | static struct attrl * |
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| 81 | pbsdrmaa_create_status_attrl(void); |
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| 82 | |
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| 83 | |
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| 84 | fsd_drmaa_session_t * |
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| 85 | pbsdrmaa_session_new( const char *contact ) |
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| 86 | { |
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| 87 | pbsdrmaa_session_t *volatile self = NULL; |
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| 88 | |
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| 89 | if( contact == NULL ) |
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| 90 | contact = ""; |
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| 91 | TRY |
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| 92 | { |
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| 93 | self = (pbsdrmaa_session_t*)fsd_drmaa_session_new(contact); |
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| 94 | fsd_realloc( self, 1, pbsdrmaa_session_t ); |
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| 95 | self->super_wait_thread = NULL; |
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| 96 | |
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| 97 | self->log_file_initial_size = 0; |
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| 98 | self->pbs_conn = -1; |
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| 99 | self->pbs_home = NULL; |
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| 100 | |
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| 101 | self->wait_thread_log = false; |
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| 102 | self->status_attrl = NULL; |
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| 103 | |
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| 104 | self->super_destroy = self->super.destroy; |
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| 105 | self->super.destroy = pbsdrmaa_session_destroy; |
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| 106 | self->super.new_job = pbsdrmaa_session_new_job; |
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| 107 | self->super.update_all_jobs_status |
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| 108 | = pbsdrmaa_session_update_all_jobs_status; |
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| 109 | self->super.run_impl = pbsdrmaa_session_run_impl; |
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| 110 | |
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| 111 | self->super_apply_configuration = self->super.apply_configuration; |
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| 112 | self->super.apply_configuration = pbsdrmaa_session_apply_configuration; |
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| 113 | |
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| 114 | self->status_attrl = pbsdrmaa_create_status_attrl(); |
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[45] | 115 | self->max_retries_count = 3; |
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| 116 | self->wait_thread_sleep_time = 1; |
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[1] | 117 | |
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| 118 | self->super.load_configuration( &self->super, "pbs_drmaa" ); |
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| 119 | |
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| 120 | self->super.missing_jobs = FSD_IGNORE_MISSING_JOBS; |
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[45] | 121 | |
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| 122 | { |
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| 123 | int tries_left = self->max_retries_count; |
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| 124 | int sleep_time = 1; |
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| 125 | retry_connect: /* Life... */ |
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| 126 | self->pbs_conn = pbs_connect( self->super.contact ); |
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| 127 | fsd_log_info(( "pbs_connect(%s) =%d", self->super.contact, self->pbs_conn )); |
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| 128 | if( self->pbs_conn < 0 && tries_left-- ) |
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| 129 | { |
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| 130 | sleep(sleep_time++); |
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| 131 | goto retry_connect; |
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| 132 | } |
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| 133 | |
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| 134 | if( self->pbs_conn < 0 ) |
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| 135 | pbsdrmaa_exc_raise_pbs( "pbs_connect" ); |
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| 136 | } |
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[52] | 137 | |
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| 138 | self->job_exit_status_file_prefix = NULL; |
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[1] | 139 | } |
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| 140 | EXCEPT_DEFAULT |
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| 141 | { |
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| 142 | if( self ) |
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| 143 | { |
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| 144 | self->super.destroy( &self->super ); |
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| 145 | self = NULL; |
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| 146 | } |
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[41] | 147 | |
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| 148 | fsd_exc_reraise(); |
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[1] | 149 | } |
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| 150 | END_TRY |
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| 151 | return (fsd_drmaa_session_t*)self; |
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| 152 | } |
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| 153 | |
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| 154 | |
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| 155 | void |
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| 156 | pbsdrmaa_session_destroy( fsd_drmaa_session_t *self ) |
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| 157 | { |
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| 158 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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| 159 | self->stop_wait_thread( self ); |
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| 160 | if( pbsself->pbs_conn >= 0 ) |
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| 161 | pbs_disconnect( pbsself->pbs_conn ); |
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| 162 | fsd_free( pbsself->status_attrl ); |
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[52] | 163 | fsd_free( pbsself->job_exit_status_file_prefix ); |
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| 164 | |
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[1] | 165 | pbsself->super_destroy( self ); |
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| 166 | } |
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| 167 | |
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| 168 | |
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| 169 | static char * |
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| 170 | pbsdrmaa_session_run_impl( |
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| 171 | fsd_drmaa_session_t *self, |
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| 172 | const fsd_template_t *jt, |
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| 173 | int bulk_idx |
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| 174 | ) |
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| 175 | { |
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| 176 | char *volatile job_id = NULL; |
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| 177 | fsd_job_t *volatile job = NULL; |
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| 178 | pbsdrmaa_submit_t *volatile submit = NULL; |
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| 179 | |
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| 180 | fsd_log_enter(( "(jt=%p, bulk_idx=%d)", (void*)jt, bulk_idx )); |
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| 181 | TRY |
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| 182 | { |
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| 183 | submit = pbsdrmaa_submit_new( self, jt, bulk_idx ); |
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| 184 | submit->eval( submit ); |
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| 185 | job_id = submit->submit( submit ); |
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| 186 | job = self->new_job( self, job_id ); |
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| 187 | job->submit_time = time(NULL); |
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| 188 | job->flags |= FSD_JOB_CURRENT_SESSION; |
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| 189 | self->jobs->add( self->jobs, job ); |
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| 190 | job->release( job ); job = NULL; |
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| 191 | } |
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| 192 | EXCEPT_DEFAULT |
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| 193 | { |
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| 194 | fsd_free( job_id ); |
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| 195 | fsd_exc_reraise(); |
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| 196 | } |
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| 197 | FINALLY |
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| 198 | { |
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| 199 | if( submit ) |
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| 200 | submit->destroy( submit ); |
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| 201 | if( job ) |
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| 202 | job->release( job ); |
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| 203 | } |
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| 204 | END_TRY |
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| 205 | fsd_log_return(( " =%s", job_id )); |
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| 206 | return job_id; |
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| 207 | } |
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| 208 | |
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| 209 | |
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| 210 | static fsd_job_t * |
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| 211 | pbsdrmaa_session_new_job( fsd_drmaa_session_t *self, const char *job_id ) |
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| 212 | { |
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| 213 | fsd_job_t *job; |
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| 214 | job = pbsdrmaa_job_new( fsd_strdup(job_id) ); |
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| 215 | job->session = self; |
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| 216 | return job; |
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| 217 | } |
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| 218 | |
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| 219 | void |
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| 220 | pbsdrmaa_session_apply_configuration( fsd_drmaa_session_t *self ) |
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| 221 | { |
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| 222 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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[45] | 223 | fsd_conf_option_t *pbs_home = NULL; |
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| 224 | fsd_conf_option_t *wait_thread_sleep_time = NULL; |
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| 225 | fsd_conf_option_t *max_retries_count = NULL; |
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[52] | 226 | fsd_conf_option_t *user_state_dir = NULL; |
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[45] | 227 | |
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[1] | 228 | pbs_home = fsd_conf_dict_get(self->configuration, "pbs_home" ); |
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[45] | 229 | wait_thread_sleep_time = fsd_conf_dict_get(self->configuration, "wait_thread_sleep_time" ); |
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| 230 | max_retries_count = fsd_conf_dict_get(self->configuration, "max_retries_count" ); |
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[52] | 231 | user_state_dir = fsd_conf_dict_get(self->configuration, "user_state_dir" ); |
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[12] | 232 | |
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| 233 | if( pbs_home && pbs_home->type == FSD_CONF_STRING ) |
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| 234 | { |
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[1] | 235 | struct stat statbuf; |
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| 236 | char * volatile log_path; |
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[7] | 237 | struct tm tm; |
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| 238 | |
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[1] | 239 | pbsself->pbs_home = pbs_home->val.string; |
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[12] | 240 | fsd_log_info(("pbs_home: %s",pbsself->pbs_home)); |
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[1] | 241 | pbsself->super_wait_thread = pbsself->super.wait_thread; |
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| 242 | pbsself->super.wait_thread = pbsdrmaa_session_wait_thread; |
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| 243 | pbsself->wait_thread_log = true; |
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| 244 | |
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[7] | 245 | time(&pbsself->log_file_initial_time); |
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| 246 | localtime_r(&pbsself->log_file_initial_time,&tm); |
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[1] | 247 | |
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[12] | 248 | log_path = fsd_asprintf("%s/server_logs/%04d%02d%02d", |
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| 249 | pbsself->pbs_home, |
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| 250 | tm.tm_year + 1900, |
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| 251 | tm.tm_mon + 1, |
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| 252 | tm.tm_mday); |
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[1] | 253 | |
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[12] | 254 | if(stat(log_path,&statbuf) == -1) |
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| 255 | { |
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[1] | 256 | char errbuf[256] = "InternalError"; |
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[12] | 257 | (void)strerror_r(errno, errbuf, sizeof(errbuf)); |
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[33] | 258 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"stat error on file %s: %s", log_path, errbuf); |
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[12] | 259 | } |
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[1] | 260 | |
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| 261 | fsd_log_debug(("Log file %s size %d",log_path,(int) statbuf.st_size)); |
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| 262 | pbsself->log_file_initial_size = statbuf.st_size; |
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| 263 | fsd_free(log_path); |
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[12] | 264 | } |
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[1] | 265 | |
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[45] | 266 | if ( max_retries_count && max_retries_count->type == FSD_CONF_INTEGER) |
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| 267 | { |
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| 268 | pbsself->max_retries_count = max_retries_count->val.integer; |
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| 269 | fsd_log_info(("Max retries count: %d", pbsself->max_retries_count)); |
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| 270 | } |
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| 271 | |
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| 272 | if ( wait_thread_sleep_time && wait_thread_sleep_time->type == FSD_CONF_INTEGER) |
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| 273 | { |
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| 274 | pbsself->wait_thread_sleep_time = wait_thread_sleep_time->val.integer; |
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| 275 | fsd_log_info(("Wait thread sleep time: %d", pbsself->wait_thread_sleep_time)); |
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| 276 | } |
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| 277 | |
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[52] | 278 | if( user_state_dir && user_state_dir->type == FSD_CONF_STRING ) |
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| 279 | { |
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| 280 | struct passwd *pw = NULL; |
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| 281 | uid_t uid; |
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| 282 | |
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| 283 | uid = geteuid(); |
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| 284 | pw = getpwuid(uid); /* drmaa_init is always called in thread safely fashion */ |
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| 285 | |
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| 286 | if (!pw) |
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| 287 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"Failed to get pw_name of the user %d", uid); |
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| 288 | |
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| 289 | pbsself->job_exit_status_file_prefix = fsd_asprintf(user_state_dir->val.string, pw->pw_name); |
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| 290 | } |
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| 291 | else |
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| 292 | { |
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| 293 | pbsself->job_exit_status_file_prefix = fsd_asprintf("%s/.drmaa", getenv("HOME")); |
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| 294 | } |
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| 295 | |
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| 296 | if (mkdir(pbsself->job_exit_status_file_prefix, 0600) == -1 && errno != EEXIST) /* TODO it would be much better to do stat before */ |
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| 297 | { |
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| 298 | fsd_log_warning("Failed to create job state directory: %s. Valid job exit status may not be available in some cases.", pbsself->job_exit_status_file_prefix) |
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| 299 | } |
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| 300 | |
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| 301 | |
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| 302 | /* TODO purge old exit statuses files */ |
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| 303 | |
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[1] | 304 | pbsself->super_apply_configuration(self); /* call method from the superclass */ |
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| 305 | } |
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| 306 | |
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| 307 | |
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| 308 | void |
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| 309 | pbsdrmaa_session_update_all_jobs_status( fsd_drmaa_session_t *self ) |
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| 310 | { |
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| 311 | volatile bool conn_lock = false; |
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| 312 | volatile bool jobs_lock = false; |
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| 313 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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| 314 | fsd_job_set_t *jobs = self->jobs; |
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| 315 | struct batch_status *volatile status = NULL; |
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[45] | 316 | volatile int tries_left = pbsself->max_retries_count; |
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| 317 | volatile int sleep_time = 1; |
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[1] | 318 | |
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| 319 | fsd_log_enter(("")); |
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| 320 | |
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| 321 | TRY |
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| 322 | { |
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| 323 | conn_lock = fsd_mutex_lock( &self->drm_connection_mutex ); |
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| 324 | retry: |
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[12] | 325 | /* TODO: query only for user's jobs pbs_selstat + ATTR_u */ |
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[1] | 326 | #ifdef PBS_PROFESSIONAL |
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| 327 | status = pbs_statjob( pbsself->pbs_conn, NULL, NULL, NULL ); |
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| 328 | #else |
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| 329 | status = pbs_statjob( pbsself->pbs_conn, NULL, pbsself->status_attrl, NULL ); |
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| 330 | #endif |
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[45] | 331 | fsd_log_info(( "pbs_statjob( fd=%d, job_id=NULL, attribs={...} ) =%p", pbsself->pbs_conn, (void*)status )); |
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[1] | 332 | if( status == NULL && pbs_errno != 0 ) |
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| 333 | { |
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| 334 | if (pbs_errno == PBSE_PROTOCOL || pbs_errno == PBSE_EXPIRED) |
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| 335 | { |
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[3] | 336 | if ( pbsself->pbs_conn >= 0) |
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| 337 | pbs_disconnect( pbsself->pbs_conn ); |
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[45] | 338 | retry_connect: |
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| 339 | sleep(sleep_time++); |
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[1] | 340 | pbsself->pbs_conn = pbs_connect( pbsself->super.contact ); |
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[45] | 341 | if( pbsself->pbs_conn < 0) |
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| 342 | { |
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| 343 | if (tries_left--) |
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| 344 | goto retry_connect; |
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| 345 | else |
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| 346 | pbsdrmaa_exc_raise_pbs( "pbs_connect" ); |
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| 347 | } |
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[1] | 348 | else |
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| 349 | goto retry; |
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| 350 | } |
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| 351 | else |
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| 352 | { |
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| 353 | pbsdrmaa_exc_raise_pbs( "pbs_statjob" ); |
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| 354 | } |
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| 355 | } |
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| 356 | conn_lock = fsd_mutex_unlock( &self->drm_connection_mutex ); |
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| 357 | |
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| 358 | { |
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| 359 | size_t i; |
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| 360 | fsd_job_t *job; |
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| 361 | jobs_lock = fsd_mutex_lock( &jobs->mutex ); |
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| 362 | for( i = 0; i < jobs->tab_size; i++ ) |
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| 363 | for( job = jobs->tab[i]; job != NULL; job = job->next ) |
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| 364 | { |
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| 365 | fsd_mutex_lock( &job->mutex ); |
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| 366 | job->flags |= FSD_JOB_MISSING; |
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| 367 | fsd_mutex_unlock( &job->mutex ); |
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| 368 | } |
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| 369 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 370 | } |
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| 371 | |
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| 372 | { |
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| 373 | struct batch_status *volatile i; |
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| 374 | for( i = status; i != NULL; i = i->next ) |
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| 375 | { |
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| 376 | fsd_job_t *job = NULL; |
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| 377 | fsd_log_debug(( "job_id=%s", i->name )); |
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| 378 | job = self->get_job( self, i->name ); |
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| 379 | if( job != NULL ) |
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| 380 | { |
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| 381 | job->flags &= ~FSD_JOB_MISSING; |
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| 382 | TRY |
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| 383 | { |
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| 384 | ((pbsdrmaa_job_t*)job)->update( job, i ); |
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| 385 | } |
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| 386 | FINALLY |
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| 387 | { |
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| 388 | job->release( job ); |
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| 389 | } |
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| 390 | END_TRY |
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| 391 | } |
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| 392 | } |
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| 393 | } |
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| 394 | |
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| 395 | { |
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| 396 | size_t volatile i; |
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| 397 | fsd_job_t *volatile job; |
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| 398 | jobs_lock = fsd_mutex_lock( &jobs->mutex ); |
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| 399 | for( i = 0; i < jobs->tab_size; i++ ) |
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| 400 | for( job = jobs->tab[i]; job != NULL; job = job->next ) |
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| 401 | { |
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| 402 | fsd_mutex_lock( &job->mutex ); |
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| 403 | TRY |
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| 404 | { |
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| 405 | if( job->flags & FSD_JOB_MISSING ) |
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| 406 | job->on_missing( job ); |
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| 407 | } |
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| 408 | FINALLY{ fsd_mutex_unlock( &job->mutex ); } |
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| 409 | END_TRY |
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| 410 | } |
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| 411 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 412 | } |
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| 413 | } |
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| 414 | FINALLY |
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| 415 | { |
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| 416 | if( status != NULL ) |
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| 417 | pbs_statfree( status ); |
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| 418 | if( conn_lock ) |
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| 419 | conn_lock = fsd_mutex_unlock( &self->drm_connection_mutex ); |
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| 420 | if( jobs_lock ) |
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| 421 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 422 | } |
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| 423 | END_TRY |
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| 424 | |
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| 425 | fsd_log_return(("")); |
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| 426 | } |
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| 427 | |
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| 428 | |
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| 429 | |
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| 430 | struct attrl * |
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| 431 | pbsdrmaa_create_status_attrl(void) |
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| 432 | { |
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| 433 | struct attrl *result = NULL; |
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| 434 | struct attrl *i; |
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| 435 | const int max_attribs = 16; |
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| 436 | int n_attribs; |
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| 437 | int j = 0; |
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| 438 | |
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| 439 | fsd_log_enter(("")); |
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| 440 | fsd_calloc( result, max_attribs, struct attrl ); |
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| 441 | result[j++].name="job_state"; |
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| 442 | result[j++].name="exit_status"; |
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| 443 | result[j++].name="resources_used"; |
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| 444 | result[j++].name="ctime"; |
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| 445 | result[j++].name="mtime"; |
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| 446 | result[j++].name="qtime"; |
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| 447 | result[j++].name="etime"; |
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| 448 | |
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| 449 | result[j++].name="queue"; |
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| 450 | result[j++].name="Account_Name"; |
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| 451 | result[j++].name="exec_host"; |
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| 452 | result[j++].name="start_time"; |
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| 453 | result[j++].name="mtime"; |
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| 454 | #if 0 |
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| 455 | result[j].name="resources_used"; result[j].resource="walltime"; j++; |
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| 456 | result[j].name="resources_used"; result[j].resource="cput"; j++; |
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| 457 | result[j].name="resources_used"; result[j].resource="mem"; j++; |
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| 458 | result[j].name="resources_used"; result[j].resource="vmem"; j++; |
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| 459 | result[j].name="Resource_List"; result[j].resource="walltime"; j++; |
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| 460 | result[j].name="Resource_List"; result[j].resource="cput"; j++; |
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| 461 | result[j].name="Resource_List"; result[j].resource="mem"; j++; |
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| 462 | result[j].name="Resource_List"; result[j].resource="vmem"; j++; |
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| 463 | #endif |
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| 464 | n_attribs = j; |
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| 465 | for( i = result; true; i++ ) |
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| 466 | if( i+1 < result + n_attribs ) |
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| 467 | i->next = i+1; |
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| 468 | else |
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| 469 | { |
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| 470 | i->next = NULL; |
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| 471 | break; |
---|
| 472 | } |
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| 473 | |
---|
| 474 | #ifdef DEBUGGING |
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| 475 | fsd_log_return((":")); |
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| 476 | pbsdrmaa_dump_attrl( result, NULL ); |
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| 477 | #endif |
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| 478 | return result; |
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| 479 | } |
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| 480 | |
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| 481 | void * |
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| 482 | pbsdrmaa_session_wait_thread( fsd_drmaa_session_t *self ) |
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| 483 | { |
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[7] | 484 | pbsdrmaa_log_reader_t *log_reader = NULL; |
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| 485 | |
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[1] | 486 | fsd_log_enter(( "" )); |
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[7] | 487 | |
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[1] | 488 | TRY |
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[7] | 489 | { |
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[29] | 490 | log_reader = pbsdrmaa_log_reader_new( self ); |
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[7] | 491 | log_reader->read_log( log_reader ); |
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| 492 | } |
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[1] | 493 | FINALLY |
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[7] | 494 | { |
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| 495 | pbsdrmaa_log_reader_destroy( log_reader ); |
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| 496 | } |
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[1] | 497 | END_TRY |
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[7] | 498 | |
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[1] | 499 | fsd_log_return(( " =NULL" )); |
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| 500 | return NULL; |
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| 501 | } |
---|