[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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[53] | 24 | #include <pwd.h> |
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[1] | 25 | #include <stdlib.h> |
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| 26 | #include <string.h> |
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| 27 | #include <unistd.h> |
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| 28 | #include <sys/select.h> |
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| 29 | #include <sys/stat.h> |
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| 30 | #include <sys/types.h> |
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| 31 | #include <fcntl.h> |
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| 32 | |
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| 33 | #include <pbs_ifl.h> |
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| 34 | #include <pbs_error.h> |
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| 35 | |
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| 36 | #include <drmaa_utils/datetime.h> |
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| 37 | #include <drmaa_utils/drmaa.h> |
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| 38 | #include <drmaa_utils/iter.h> |
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| 39 | #include <drmaa_utils/conf.h> |
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| 40 | #include <drmaa_utils/session.h> |
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| 41 | #include <drmaa_utils/datetime.h> |
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| 42 | |
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| 43 | #include <pbs_drmaa/job.h> |
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[7] | 44 | #include <pbs_drmaa/log_reader.h> |
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[1] | 45 | #include <pbs_drmaa/session.h> |
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| 46 | #include <pbs_drmaa/submit.h> |
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| 47 | #include <pbs_drmaa/util.h> |
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| 48 | |
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| 49 | #include <errno.h> |
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| 50 | |
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| 51 | #ifndef lint |
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| 52 | static char rcsid[] |
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| 53 | # ifdef __GNUC__ |
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| 54 | __attribute__ ((unused)) |
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| 55 | # endif |
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[12] | 56 | = "$Id$"; |
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[1] | 57 | #endif |
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| 58 | |
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| 59 | static void |
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| 60 | pbsdrmaa_session_destroy( fsd_drmaa_session_t *self ); |
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| 61 | |
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| 62 | static void |
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| 63 | pbsdrmaa_session_apply_configuration( fsd_drmaa_session_t *self ); |
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| 64 | |
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| 65 | static fsd_job_t * |
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| 66 | pbsdrmaa_session_new_job( fsd_drmaa_session_t *self, const char *job_id ); |
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| 67 | |
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| 68 | static void |
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| 69 | pbsdrmaa_session_update_all_jobs_status( fsd_drmaa_session_t *self ); |
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| 70 | |
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| 71 | static void |
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| 72 | *pbsdrmaa_session_wait_thread( fsd_drmaa_session_t *self ); |
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| 73 | |
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| 74 | static char * |
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| 75 | pbsdrmaa_session_run_impl( |
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| 76 | fsd_drmaa_session_t *self, |
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| 77 | const fsd_template_t *jt, |
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| 78 | int bulk_idx |
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| 79 | ); |
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| 80 | |
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| 81 | static struct attrl * |
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| 82 | pbsdrmaa_create_status_attrl(void); |
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| 83 | |
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| 84 | |
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| 85 | fsd_drmaa_session_t * |
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| 86 | pbsdrmaa_session_new( const char *contact ) |
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| 87 | { |
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| 88 | pbsdrmaa_session_t *volatile self = NULL; |
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| 89 | |
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| 90 | if( contact == NULL ) |
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| 91 | contact = ""; |
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| 92 | TRY |
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| 93 | { |
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| 94 | self = (pbsdrmaa_session_t*)fsd_drmaa_session_new(contact); |
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| 95 | fsd_realloc( self, 1, pbsdrmaa_session_t ); |
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| 96 | self->super_wait_thread = NULL; |
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| 97 | |
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| 98 | self->log_file_initial_size = 0; |
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| 99 | self->pbs_conn = -1; |
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| 100 | self->pbs_home = NULL; |
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| 101 | |
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| 102 | self->wait_thread_log = false; |
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| 103 | self->status_attrl = NULL; |
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| 104 | |
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| 105 | self->super_destroy = self->super.destroy; |
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| 106 | self->super.destroy = pbsdrmaa_session_destroy; |
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| 107 | self->super.new_job = pbsdrmaa_session_new_job; |
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| 108 | self->super.update_all_jobs_status |
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| 109 | = pbsdrmaa_session_update_all_jobs_status; |
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| 110 | self->super.run_impl = pbsdrmaa_session_run_impl; |
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| 111 | |
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| 112 | self->super_apply_configuration = self->super.apply_configuration; |
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| 113 | self->super.apply_configuration = pbsdrmaa_session_apply_configuration; |
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| 114 | |
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| 115 | self->status_attrl = pbsdrmaa_create_status_attrl(); |
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[45] | 116 | self->max_retries_count = 3; |
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| 117 | self->wait_thread_sleep_time = 1; |
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[53] | 118 | self->job_exit_status_file_prefix = NULL; |
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[1] | 119 | |
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| 120 | self->super.load_configuration( &self->super, "pbs_drmaa" ); |
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| 121 | |
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| 122 | self->super.missing_jobs = FSD_IGNORE_MISSING_JOBS; |
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[45] | 123 | |
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| 124 | { |
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| 125 | int tries_left = self->max_retries_count; |
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| 126 | int sleep_time = 1; |
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| 127 | retry_connect: /* Life... */ |
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| 128 | self->pbs_conn = pbs_connect( self->super.contact ); |
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| 129 | fsd_log_info(( "pbs_connect(%s) =%d", self->super.contact, self->pbs_conn )); |
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| 130 | if( self->pbs_conn < 0 && tries_left-- ) |
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| 131 | { |
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| 132 | sleep(sleep_time++); |
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| 133 | goto retry_connect; |
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| 134 | } |
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| 135 | |
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| 136 | if( self->pbs_conn < 0 ) |
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| 137 | pbsdrmaa_exc_raise_pbs( "pbs_connect" ); |
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| 138 | } |
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[52] | 139 | |
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[1] | 140 | } |
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| 141 | EXCEPT_DEFAULT |
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| 142 | { |
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| 143 | if( self ) |
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| 144 | { |
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| 145 | self->super.destroy( &self->super ); |
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| 146 | self = NULL; |
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| 147 | } |
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[41] | 148 | |
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| 149 | fsd_exc_reraise(); |
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[1] | 150 | } |
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| 151 | END_TRY |
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| 152 | return (fsd_drmaa_session_t*)self; |
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| 153 | } |
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| 154 | |
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| 155 | |
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| 156 | void |
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| 157 | pbsdrmaa_session_destroy( fsd_drmaa_session_t *self ) |
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| 158 | { |
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| 159 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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| 160 | self->stop_wait_thread( self ); |
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| 161 | if( pbsself->pbs_conn >= 0 ) |
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| 162 | pbs_disconnect( pbsself->pbs_conn ); |
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| 163 | fsd_free( pbsself->status_attrl ); |
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[52] | 164 | fsd_free( pbsself->job_exit_status_file_prefix ); |
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| 165 | |
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[1] | 166 | pbsself->super_destroy( self ); |
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| 167 | } |
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| 168 | |
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| 169 | |
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| 170 | static char * |
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| 171 | pbsdrmaa_session_run_impl( |
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| 172 | fsd_drmaa_session_t *self, |
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| 173 | const fsd_template_t *jt, |
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| 174 | int bulk_idx |
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| 175 | ) |
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| 176 | { |
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| 177 | char *volatile job_id = NULL; |
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| 178 | fsd_job_t *volatile job = NULL; |
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| 179 | pbsdrmaa_submit_t *volatile submit = NULL; |
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| 180 | |
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| 181 | fsd_log_enter(( "(jt=%p, bulk_idx=%d)", (void*)jt, bulk_idx )); |
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| 182 | TRY |
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| 183 | { |
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| 184 | submit = pbsdrmaa_submit_new( self, jt, bulk_idx ); |
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| 185 | submit->eval( submit ); |
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| 186 | job_id = submit->submit( submit ); |
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| 187 | job = self->new_job( self, job_id ); |
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| 188 | job->submit_time = time(NULL); |
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| 189 | job->flags |= FSD_JOB_CURRENT_SESSION; |
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| 190 | self->jobs->add( self->jobs, job ); |
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| 191 | job->release( job ); job = NULL; |
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| 192 | } |
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| 193 | EXCEPT_DEFAULT |
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| 194 | { |
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| 195 | fsd_free( job_id ); |
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| 196 | fsd_exc_reraise(); |
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| 197 | } |
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| 198 | FINALLY |
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| 199 | { |
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| 200 | if( submit ) |
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| 201 | submit->destroy( submit ); |
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| 202 | if( job ) |
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| 203 | job->release( job ); |
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| 204 | } |
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| 205 | END_TRY |
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| 206 | fsd_log_return(( " =%s", job_id )); |
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| 207 | return job_id; |
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| 208 | } |
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| 209 | |
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| 210 | |
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| 211 | static fsd_job_t * |
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| 212 | pbsdrmaa_session_new_job( fsd_drmaa_session_t *self, const char *job_id ) |
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| 213 | { |
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| 214 | fsd_job_t *job; |
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| 215 | job = pbsdrmaa_job_new( fsd_strdup(job_id) ); |
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| 216 | job->session = self; |
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| 217 | return job; |
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| 218 | } |
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| 219 | |
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| 220 | void |
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| 221 | pbsdrmaa_session_apply_configuration( fsd_drmaa_session_t *self ) |
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| 222 | { |
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| 223 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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[45] | 224 | fsd_conf_option_t *pbs_home = NULL; |
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| 225 | fsd_conf_option_t *wait_thread_sleep_time = NULL; |
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| 226 | fsd_conf_option_t *max_retries_count = NULL; |
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[52] | 227 | fsd_conf_option_t *user_state_dir = NULL; |
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[45] | 228 | |
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[1] | 229 | pbs_home = fsd_conf_dict_get(self->configuration, "pbs_home" ); |
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[45] | 230 | wait_thread_sleep_time = fsd_conf_dict_get(self->configuration, "wait_thread_sleep_time" ); |
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| 231 | max_retries_count = fsd_conf_dict_get(self->configuration, "max_retries_count" ); |
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[52] | 232 | user_state_dir = fsd_conf_dict_get(self->configuration, "user_state_dir" ); |
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[12] | 233 | |
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| 234 | if( pbs_home && pbs_home->type == FSD_CONF_STRING ) |
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| 235 | { |
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[1] | 236 | struct stat statbuf; |
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| 237 | char * volatile log_path; |
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[7] | 238 | struct tm tm; |
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| 239 | |
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[1] | 240 | pbsself->pbs_home = pbs_home->val.string; |
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[12] | 241 | fsd_log_info(("pbs_home: %s",pbsself->pbs_home)); |
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[1] | 242 | pbsself->super_wait_thread = pbsself->super.wait_thread; |
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| 243 | pbsself->super.wait_thread = pbsdrmaa_session_wait_thread; |
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| 244 | pbsself->wait_thread_log = true; |
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| 245 | |
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[7] | 246 | time(&pbsself->log_file_initial_time); |
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| 247 | localtime_r(&pbsself->log_file_initial_time,&tm); |
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[1] | 248 | |
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[12] | 249 | log_path = fsd_asprintf("%s/server_logs/%04d%02d%02d", |
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| 250 | pbsself->pbs_home, |
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| 251 | tm.tm_year + 1900, |
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| 252 | tm.tm_mon + 1, |
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| 253 | tm.tm_mday); |
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[1] | 254 | |
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[12] | 255 | if(stat(log_path,&statbuf) == -1) |
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| 256 | { |
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[1] | 257 | char errbuf[256] = "InternalError"; |
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[12] | 258 | (void)strerror_r(errno, errbuf, sizeof(errbuf)); |
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[33] | 259 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"stat error on file %s: %s", log_path, errbuf); |
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[12] | 260 | } |
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[1] | 261 | |
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| 262 | fsd_log_debug(("Log file %s size %d",log_path,(int) statbuf.st_size)); |
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| 263 | pbsself->log_file_initial_size = statbuf.st_size; |
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| 264 | fsd_free(log_path); |
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[12] | 265 | } |
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[1] | 266 | |
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[45] | 267 | if ( max_retries_count && max_retries_count->type == FSD_CONF_INTEGER) |
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| 268 | { |
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| 269 | pbsself->max_retries_count = max_retries_count->val.integer; |
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| 270 | fsd_log_info(("Max retries count: %d", pbsself->max_retries_count)); |
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| 271 | } |
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| 272 | |
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| 273 | if ( wait_thread_sleep_time && wait_thread_sleep_time->type == FSD_CONF_INTEGER) |
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| 274 | { |
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| 275 | pbsself->wait_thread_sleep_time = wait_thread_sleep_time->val.integer; |
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| 276 | fsd_log_info(("Wait thread sleep time: %d", pbsself->wait_thread_sleep_time)); |
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| 277 | } |
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| 278 | |
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[52] | 279 | if( user_state_dir && user_state_dir->type == FSD_CONF_STRING ) |
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| 280 | { |
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| 281 | struct passwd *pw = NULL; |
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| 282 | uid_t uid; |
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| 283 | |
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| 284 | uid = geteuid(); |
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| 285 | pw = getpwuid(uid); /* drmaa_init is always called in thread safely fashion */ |
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| 286 | |
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| 287 | if (!pw) |
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| 288 | fsd_exc_raise_fmt(FSD_ERRNO_INTERNAL_ERROR,"Failed to get pw_name of the user %d", uid); |
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| 289 | |
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| 290 | pbsself->job_exit_status_file_prefix = fsd_asprintf(user_state_dir->val.string, pw->pw_name); |
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| 291 | } |
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| 292 | else |
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| 293 | { |
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| 294 | pbsself->job_exit_status_file_prefix = fsd_asprintf("%s/.drmaa", getenv("HOME")); |
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| 295 | } |
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| 296 | |
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[53] | 297 | fsd_log_debug(("Trying to create state directory: %s", pbsself->job_exit_status_file_prefix)); |
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| 298 | |
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| 299 | if (mkdir(pbsself->job_exit_status_file_prefix, 0700) == -1 && errno != EEXIST) /* TODO it would be much better to do stat before */ |
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[52] | 300 | { |
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[53] | 301 | 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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[52] | 302 | } |
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| 303 | |
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| 304 | |
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| 305 | /* TODO purge old exit statuses files */ |
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| 306 | |
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[1] | 307 | pbsself->super_apply_configuration(self); /* call method from the superclass */ |
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| 308 | } |
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| 309 | |
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| 310 | |
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| 311 | void |
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| 312 | pbsdrmaa_session_update_all_jobs_status( fsd_drmaa_session_t *self ) |
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| 313 | { |
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| 314 | volatile bool conn_lock = false; |
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| 315 | volatile bool jobs_lock = false; |
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| 316 | pbsdrmaa_session_t *pbsself = (pbsdrmaa_session_t*)self; |
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| 317 | fsd_job_set_t *jobs = self->jobs; |
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| 318 | struct batch_status *volatile status = NULL; |
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[45] | 319 | volatile int tries_left = pbsself->max_retries_count; |
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| 320 | volatile int sleep_time = 1; |
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[1] | 321 | |
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| 322 | fsd_log_enter(("")); |
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| 323 | |
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| 324 | TRY |
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| 325 | { |
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| 326 | conn_lock = fsd_mutex_lock( &self->drm_connection_mutex ); |
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| 327 | retry: |
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[12] | 328 | /* TODO: query only for user's jobs pbs_selstat + ATTR_u */ |
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[1] | 329 | #ifdef PBS_PROFESSIONAL |
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| 330 | status = pbs_statjob( pbsself->pbs_conn, NULL, NULL, NULL ); |
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| 331 | #else |
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| 332 | status = pbs_statjob( pbsself->pbs_conn, NULL, pbsself->status_attrl, NULL ); |
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| 333 | #endif |
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[45] | 334 | fsd_log_info(( "pbs_statjob( fd=%d, job_id=NULL, attribs={...} ) =%p", pbsself->pbs_conn, (void*)status )); |
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[1] | 335 | if( status == NULL && pbs_errno != 0 ) |
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| 336 | { |
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| 337 | if (pbs_errno == PBSE_PROTOCOL || pbs_errno == PBSE_EXPIRED) |
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| 338 | { |
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[3] | 339 | if ( pbsself->pbs_conn >= 0) |
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| 340 | pbs_disconnect( pbsself->pbs_conn ); |
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[45] | 341 | retry_connect: |
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| 342 | sleep(sleep_time++); |
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[1] | 343 | pbsself->pbs_conn = pbs_connect( pbsself->super.contact ); |
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[45] | 344 | if( pbsself->pbs_conn < 0) |
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| 345 | { |
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| 346 | if (tries_left--) |
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| 347 | goto retry_connect; |
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| 348 | else |
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| 349 | pbsdrmaa_exc_raise_pbs( "pbs_connect" ); |
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| 350 | } |
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[1] | 351 | else |
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| 352 | goto retry; |
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| 353 | } |
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| 354 | else |
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| 355 | { |
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| 356 | pbsdrmaa_exc_raise_pbs( "pbs_statjob" ); |
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| 357 | } |
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| 358 | } |
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| 359 | conn_lock = fsd_mutex_unlock( &self->drm_connection_mutex ); |
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| 360 | |
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| 361 | { |
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| 362 | size_t i; |
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| 363 | fsd_job_t *job; |
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| 364 | jobs_lock = fsd_mutex_lock( &jobs->mutex ); |
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| 365 | for( i = 0; i < jobs->tab_size; i++ ) |
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| 366 | for( job = jobs->tab[i]; job != NULL; job = job->next ) |
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| 367 | { |
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| 368 | fsd_mutex_lock( &job->mutex ); |
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| 369 | job->flags |= FSD_JOB_MISSING; |
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| 370 | fsd_mutex_unlock( &job->mutex ); |
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| 371 | } |
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| 372 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 373 | } |
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| 374 | |
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| 375 | { |
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| 376 | struct batch_status *volatile i; |
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| 377 | for( i = status; i != NULL; i = i->next ) |
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| 378 | { |
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| 379 | fsd_job_t *job = NULL; |
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| 380 | fsd_log_debug(( "job_id=%s", i->name )); |
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| 381 | job = self->get_job( self, i->name ); |
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| 382 | if( job != NULL ) |
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| 383 | { |
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| 384 | job->flags &= ~FSD_JOB_MISSING; |
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| 385 | TRY |
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| 386 | { |
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| 387 | ((pbsdrmaa_job_t*)job)->update( job, i ); |
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| 388 | } |
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| 389 | FINALLY |
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| 390 | { |
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| 391 | job->release( job ); |
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| 392 | } |
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| 393 | END_TRY |
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| 394 | } |
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| 395 | } |
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| 396 | } |
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| 397 | |
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| 398 | { |
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| 399 | size_t volatile i; |
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| 400 | fsd_job_t *volatile job; |
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| 401 | jobs_lock = fsd_mutex_lock( &jobs->mutex ); |
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| 402 | for( i = 0; i < jobs->tab_size; i++ ) |
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| 403 | for( job = jobs->tab[i]; job != NULL; job = job->next ) |
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| 404 | { |
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| 405 | fsd_mutex_lock( &job->mutex ); |
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| 406 | TRY |
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| 407 | { |
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| 408 | if( job->flags & FSD_JOB_MISSING ) |
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| 409 | job->on_missing( job ); |
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| 410 | } |
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| 411 | FINALLY{ fsd_mutex_unlock( &job->mutex ); } |
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| 412 | END_TRY |
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| 413 | } |
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| 414 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 415 | } |
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| 416 | } |
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| 417 | FINALLY |
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| 418 | { |
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| 419 | if( status != NULL ) |
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| 420 | pbs_statfree( status ); |
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| 421 | if( conn_lock ) |
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| 422 | conn_lock = fsd_mutex_unlock( &self->drm_connection_mutex ); |
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| 423 | if( jobs_lock ) |
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| 424 | jobs_lock = fsd_mutex_unlock( &jobs->mutex ); |
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| 425 | } |
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| 426 | END_TRY |
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| 427 | |
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| 428 | fsd_log_return(("")); |
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| 429 | } |
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| 430 | |
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| 431 | |
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| 432 | |
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| 433 | struct attrl * |
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| 434 | pbsdrmaa_create_status_attrl(void) |
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| 435 | { |
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| 436 | struct attrl *result = NULL; |
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| 437 | struct attrl *i; |
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| 438 | const int max_attribs = 16; |
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| 439 | int n_attribs; |
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| 440 | int j = 0; |
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| 441 | |
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| 442 | fsd_log_enter(("")); |
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| 443 | fsd_calloc( result, max_attribs, struct attrl ); |
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| 444 | result[j++].name="job_state"; |
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| 445 | result[j++].name="exit_status"; |
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| 446 | result[j++].name="resources_used"; |
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| 447 | result[j++].name="ctime"; |
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| 448 | result[j++].name="mtime"; |
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| 449 | result[j++].name="qtime"; |
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| 450 | result[j++].name="etime"; |
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| 451 | |
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| 452 | result[j++].name="queue"; |
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| 453 | result[j++].name="Account_Name"; |
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| 454 | result[j++].name="exec_host"; |
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| 455 | result[j++].name="start_time"; |
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| 456 | result[j++].name="mtime"; |
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| 457 | #if 0 |
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| 458 | result[j].name="resources_used"; result[j].resource="walltime"; j++; |
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| 459 | result[j].name="resources_used"; result[j].resource="cput"; j++; |
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| 460 | result[j].name="resources_used"; result[j].resource="mem"; j++; |
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| 461 | result[j].name="resources_used"; result[j].resource="vmem"; j++; |
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| 462 | result[j].name="Resource_List"; result[j].resource="walltime"; j++; |
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| 463 | result[j].name="Resource_List"; result[j].resource="cput"; j++; |
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| 464 | result[j].name="Resource_List"; result[j].resource="mem"; j++; |
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| 465 | result[j].name="Resource_List"; result[j].resource="vmem"; j++; |
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| 466 | #endif |
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| 467 | n_attribs = j; |
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| 468 | for( i = result; true; i++ ) |
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| 469 | if( i+1 < result + n_attribs ) |
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| 470 | i->next = i+1; |
---|
| 471 | else |
---|
| 472 | { |
---|
| 473 | i->next = NULL; |
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| 474 | break; |
---|
| 475 | } |
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| 476 | |
---|
| 477 | #ifdef DEBUGGING |
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| 478 | fsd_log_return((":")); |
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| 479 | pbsdrmaa_dump_attrl( result, NULL ); |
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| 480 | #endif |
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| 481 | return result; |
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| 482 | } |
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| 483 | |
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| 484 | void * |
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| 485 | pbsdrmaa_session_wait_thread( fsd_drmaa_session_t *self ) |
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| 486 | { |
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[7] | 487 | pbsdrmaa_log_reader_t *log_reader = NULL; |
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| 488 | |
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[1] | 489 | fsd_log_enter(( "" )); |
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[7] | 490 | |
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[1] | 491 | TRY |
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[7] | 492 | { |
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[29] | 493 | log_reader = pbsdrmaa_log_reader_new( self ); |
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[7] | 494 | log_reader->read_log( log_reader ); |
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| 495 | } |
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[1] | 496 | FINALLY |
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[7] | 497 | { |
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| 498 | pbsdrmaa_log_reader_destroy( log_reader ); |
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| 499 | } |
---|
[1] | 500 | END_TRY |
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[7] | 501 | |
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[1] | 502 | fsd_log_return(( " =NULL" )); |
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| 503 | return NULL; |
---|
| 504 | } |
---|