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Annotation of freem/src/fma_jobs.c, revision 1.4

1.1       snw         1: /*
1.4     ! snw         2:  *   $Id: fma_jobs.c,v 1.3 2025/03/09 19:14:25 snw Exp $
1.1       snw         3:  *    fmadm - jobs
                      4:  *
                      5:  *  
1.2       snw         6:  *   Author: Serena Willis <snw@coherent-logic.com>
1.1       snw         7:  *    Copyright (C) 1998 MUG Deutschland
1.3       snw         8:  *    Copyright (C) 2020, 2025 Coherent Logic Development LLC
1.1       snw         9:  *
                     10:  *
                     11:  *   This file is part of FreeM.
                     12:  *
                     13:  *   FreeM is free software: you can redistribute it and/or modify
                     14:  *   it under the terms of the GNU Affero Public License as published by
                     15:  *   the Free Software Foundation, either version 3 of the License, or
                     16:  *   (at your option) any later version.
                     17:  *
                     18:  *   FreeM is distributed in the hope that it will be useful,
                     19:  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
                     20:  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     21:  *   GNU Affero Public License for more details.
                     22:  *
                     23:  *   You should have received a copy of the GNU Affero Public License
                     24:  *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
                     25:  *
1.4     ! snw        26:  *   $Log: fma_jobs.c,v $
        !            27:  *   Revision 1.3  2025/03/09 19:14:25  snw
        !            28:  *   First phase of REUSE compliance and header reformat
        !            29:  *
1.3       snw        30:  *
                     31:  * SPDX-FileCopyrightText:  (C) 2025 Coherent Logic Development LLC
                     32:  * SPDX-License-Identifier: AGPL-3.0-or-later
1.1       snw        33:  **/
                     34: 
                     35: #include <stdio.h>
                     36: #include <stdlib.h>
                     37: #include <string.h>
                     38: #include <dirent.h>
                     39: #include <stdlib.h>
                     40: #include <time.h>
                     41: #include <unistd.h>
                     42: #include <sys/types.h>
                     43: #include <sys/stat.h>
                     44: #include <ctype.h>
                     45: 
                     46: #include "fmadm.h"
                     47: #include "freem.h"
                     48: #include "jobtab.h"
                     49: 
                     50: void get_job_property (char *tbuf, int length, long jobpid, char *property);
                     51: 
                     52: int fma_jobs_list (int optc, char **opts)
                     53: {
                     54:     printf ("\nFreeM Job Listing\n");
                     55:     printf (  "-----------------\n\n");
                     56: 
                     57:     job_dump ();
                     58:     
                     59:     return 0;
                     60: }
                     61: 
                     62: int fma_jobs_remove (int optc, char **opts)
                     63: {
                     64:     int i;
                     65:     pid_t job_pid;
                     66:     
                     67:     for (i = fma_base_opt; i < optc; i++) {
                     68: 
                     69:         job_pid = atol (opts[i]);
                     70: 
                     71:         kill (job_pid, SIGTERM);
                     72:         
                     73:     }
                     74: 
                     75:     return 0;
                     76: }
                     77: 
                     78: int fma_jobs_examine (int optc, char **opts)
                     79: {
                     80:     long pids[FMA_MAXPID];
                     81: 
                     82:     register int i;
                     83:     register int j = 0;
                     84:     register int pidct = optc - 1;
                     85: 
                     86: 
                     87:     char j_uid[512];
                     88:     char j_gid[512];
                     89:     char j_namespace[512];
                     90:     char j_io[512];
                     91:     char j_tlevel[512];
                     92:     char j_routine[512];
                     93: 
                     94: 
                     95:     if (pidct < 1) {
                     96:         fprintf (stderr, "usage:  fmadm examine job <namespace> pid1 pid2 ...pidN\n");
                     97:         return 1;
                     98:     }
                     99: 
                    100:     for (i = fma_base_opt; i < optc; i++) {
                    101:         if (i == FMA_MAXPID) break;
                    102:         pids[j++] = atol (opts[i]);
                    103:     }
                    104: 
                    105:     printf ("\nFreeM Job Examine\n");
                    106:     printf ("-----------------\n\n");
                    107: 
                    108:     printf ("PIDs:    ");
                    109: 
                    110:     for (i = 0; i < pidct; i++) {
                    111:         printf ("%ld ", pids[i]);
                    112:     }
                    113: 
                    114:     printf ("\n\n");
                    115: 
                    116:     /* pid uid gid namespace io tlevel routine */
                    117:     printf ("%-8s %-8s %-8s %-12s %-30s %-10s %s\n", "PID", "UID", "GID", "NAMESPACE", "$IO", "$TLEVEL", "ROUTINE");
                    118:     printf ("%-8s %-8s %-8s %-12s %-30s %-10s %s\n", "---", "---", "---", "---------", "---", "-------", "-------");
                    119: 
                    120:     for (i = 0; i < pidct; i++) {
                    121: 
                    122:         get_job_property (j_uid, 511, pids[i], "USER");
                    123:         get_job_property (j_gid, 511, pids[i], "GROUP");
                    124:         get_job_property (j_namespace, 511, pids[i], "NAMESPACE");
                    125:         get_job_property (j_io, 511, pids[i], "$IO");
                    126:         get_job_property (j_tlevel, 511, pids[i], "$TLEVEL");
                    127:         get_job_property (j_routine, 511, pids[i], "ROUTINE");
                    128:         
                    129:         printf ("%-8ld %-8s %-8s %-12s %-30s %-10s %s\n", pids[i], j_uid, j_gid, j_namespace, j_io, j_tlevel, j_routine); 
                    130: 
                    131: 
                    132:     }
                    133: 
                    134:     printf ("\n\n    - %d jobs examined\n\n", pidct);
                    135:     
                    136:     return 0;
                    137: 
                    138: }
                    139: 
                    140: void get_job_property (char *tbuf, int length, long jobpid, char *property)
                    141: {
                    142:     char tkey[512];
                    143:     int i;
                    144: 
                    145:     snprintf (tkey, 512 - 1, "^$JOB\202%ld\202%s\201\201\201", jobpid, property);
                    146: 
                    147:     ssvn (get_sym, tkey, tbuf);
                    148:     
                    149:     for (i = 0; i < length; i++) {
                    150:         if (tbuf[i] == '\201') tbuf[i] = '\0';
                    151:     }
                    152: 
                    153: }