1 /*****************************************************************************\
2 * job_submit_defaults.c - Set defaults in job submit request specifications.
3 *****************************************************************************
4 * Copyright (C) 2010 Lawrence Livermore National Security.
5 * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
6 * Written by Morris Jette <jette1@llnl.gov>
7 * CODE-OCEC-09-009. All rights reserved.
8 *
9 * This file is part of Slurm, a resource management program.
10 * For details, see <https://slurm.schedmd.com/>.
11 * Please also read the included file: DISCLAIMER.
12 *
13 * Slurm is free software; you can redistribute it and/or modify it under
14 * the terms of the GNU General Public License as published by the Free
15 * Software Foundation; either version 2 of the License, or (at your option)
16 * any later version.
17 *
18 * In addition, as a special exception, the copyright holders give permission
19 * to link the code of portions of this program with the OpenSSL library under
20 * certain conditions as described in each individual source file, and
21 * distribute linked combinations including the two. You must obey the GNU
22 * General Public License in all respects for all of the code used other than
23 * OpenSSL. If you modify file(s) with this exception, you may extend this
24 * exception to your version of the file(s), but you are not obligated to do
25 * so. If you do not wish to do so, delete this exception statement from your
26 * version. If you delete this exception statement from all source files in
27 * the program, then also delete it here.
28 *
29 * Slurm is distributed in the hope that it will be useful, but WITHOUT ANY
30 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
31 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
32 * details.
33 *
34 * You should have received a copy of the GNU General Public License along
35 * with Slurm; if not, write to the Free Software Foundation, Inc.,
36 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
37 \*****************************************************************************/
38
39 #include <inttypes.h>
40 #include <stdio.h>
41 #include <string.h>
42 #include <sys/types.h>
43 #include <unistd.h>
44
45 #include "slurm/slurm_errno.h"
46 #include "src/common/slurm_xlator.h"
47 #include "src/slurmctld/slurmctld.h"
48
49 #define MAX_ACCTG_FREQUENCY 30
50
51 /*
52 * These variables are required by the generic plugin interface. If they
53 * are not found in the plugin, the plugin loader will ignore it.
54 *
55 * plugin_name - a string giving a human-readable description of the
56 * plugin. There is no maximum length, but the symbol must refer to
57 * a valid string.
58 *
59 * plugin_type - a string suggesting the type of the plugin or its
60 * applicability to a particular form of data or method of data handling.
61 * If the low-level plugin API is used, the contents of this string are
62 * unimportant and may be anything. Slurm uses the higher-level plugin
63 * interface which requires this string to be of the form
64 *
65 * <application>/<method>
66 *
67 * where <application> is a description of the intended application of
68 * the plugin (e.g., "auth" for Slurm authentication) and <method> is a
69 * description of how this plugin satisfies that application. Slurm will
70 * only load authentication plugins if the plugin_type string has a prefix
71 * of "auth/".
72 *
73 * plugin_version - an unsigned 32-bit integer containing the Slurm version
74 * (major.minor.micro combined into a single number).
75 */
76 const char plugin_name[] = "Job submit defaults plugin";
77 const char plugin_type[] = "job_submit/defaults";
78 const uint32_t plugin_version = SLURM_VERSION_NUMBER;
79
80 /*****************************************************************************\
81 * We've provided a simple example of the type of things you can do with this
82 * plugin. If you develop another plugin that may be of interest to others
83 * please post it to slurm-dev@schedmd.com Thanks!
84 \*****************************************************************************/
job_submit(job_desc_msg_t * job_desc,uint32_t submit_uid,char ** err_msg)85 extern int job_submit(job_desc_msg_t *job_desc, uint32_t submit_uid,
86 char **err_msg)
87 {
88 #if 0
89 uint16_t acctg_freq = 0;
90 if (job_desc->acctg_freq)
91 acctg_freq = atoi(job_desc->acctg_freq);
92 /* This example code will prevent users from setting an accounting
93 * frequency of less than 30 seconds in order to ensure more precise
94 * accounting. Also remove any QOS value set by the user in order
95 * to use the default value from the database. */
96 if (acctg_freq < MIN_ACCTG_FREQUENCY) {
97 info("Changing accounting frequency of submitted job "
98 "from %u to %u",
99 acctg_freq, MIN_ACCTG_FREQUENCY);
100 job_desc->acctg_freq = xstrdup_printf(
101 "%d", MIN_ACCTG_FREQUENCY);
102 if (err_msg)
103 *err_msg = xstrdup("Changed job frequency");
104 }
105
106 if (job_desc->qos) {
107 info("Clearing QOS (%s) from submitted job", job_desc->qos);
108 xfree(job_desc->qos);
109 }
110 #endif
111 return SLURM_SUCCESS;
112 }
113
job_modify(job_desc_msg_t * job_desc,job_record_t * job_ptr,uint32_t submit_uid)114 extern int job_modify(job_desc_msg_t *job_desc, job_record_t *job_ptr,
115 uint32_t submit_uid)
116 {
117 #if 0
118 uint16_t acctg_freq = 0;
119 if (job_desc->acctg_freq)
120 acctg_freq = atoi(job_desc->acctg_freq);
121 /* This example code will prevent users from setting an accounting
122 * frequency of less than 30 seconds in order to ensure more precise
123 * accounting. Also remove any QOS value set by the user in order
124 * to use the default value from the database. */
125 if (acctg_freq < MIN_ACCTG_FREQUENCY) {
126 info("Changing accounting frequency of modify job %u "
127 "from %u to %u", job_ptr->job_id,
128 job_desc->acctg_freq, MIN_ACCTG_FREQUENCY);
129 job_desc->acctg_freq = xstrdup_printf(
130 "%d", MIN_ACCTG_FREQUENCY);
131 }
132
133 if (job_desc->qos) {
134 info("Clearing QOS (%s) from modify of job %u",
135 job_desc->qos, job_ptr->job_id);
136 xfree(job_desc->qos);
137 }
138 #endif
139 return SLURM_SUCCESS;
140 }
141