3 * Bacula Director Job processing routines
5 * Kern Sibbald, October MM
10 Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
12 This program is free software; you can redistribute it and/or
13 modify it under the terms of the GNU General Public License as
14 published by the Free Software Foundation; either version 2 of
15 the License, or (at your option) any later version.
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 General Public License for more details.
22 You should have received a copy of the GNU General Public
23 License along with this program; if not, write to the Free
24 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
32 /* Forward referenced subroutines */
33 static void job_thread(void *arg);
34 static char *edit_run_codes(JCR *jcr, char *omsg, char *imsg);
36 /* Exported subroutines */
37 void run_job(JCR *jcr);
38 void init_job_server(int max_workers);
41 /* Imported subroutines */
42 extern void term_scheduler();
43 extern void term_ua_server();
44 extern int do_backup(JCR *jcr);
45 extern int do_restore(JCR *jcr);
46 extern int do_verify(JCR *jcr);
47 extern void backup_cleanup(void);
49 /* Queue of jobs to be run */
50 static workq_t job_wq; /* our job work queue */
53 void init_job_server(int max_workers)
57 if ((stat = workq_init(&job_wq, max_workers, job_thread)) != 0) {
58 Emsg1(M_ABORT, 0, _("Could not init job work queue: ERR=%s\n"), strerror(stat));
64 * Run a job -- typically called by the scheduler, but may also
65 * be called by the UA (Console program).
68 void run_job(JCR *jcr)
72 init_msg(jcr, jcr->messages);
73 create_unique_job_name(jcr, jcr->job->hdr.name);
74 jcr->jr.SchedTime = jcr->sched_time;
75 jcr->jr.StartTime = jcr->start_time;
76 jcr->jr.Type = jcr->JobType;
77 jcr->jr.Level = jcr->JobLevel;
78 jcr->jr.JobStatus = jcr->JobStatus;
79 strcpy(jcr->jr.Name, jcr->job->hdr.name);
80 strcpy(jcr->jr.Job, jcr->Job);
82 /* Initialize termination condition variable */
83 if ((errstat = pthread_cond_init(&jcr->term_wait, NULL)) != 0) {
84 Jmsg1(jcr, M_FATAL, 0, _("Unable to init job cond variable: ERR=%s\n"), strerror(errstat));
85 jcr->JobStatus = JS_ErrorTerminated;
93 Dmsg0(50, "Open database\n");
94 jcr->db=db_init_database(jcr, jcr->catalog->db_name, jcr->catalog->db_user,
95 jcr->catalog->db_password);
96 if (!db_open_database(jcr->db)) {
97 Jmsg(jcr, M_FATAL, 0, "%s", db_strerror(jcr->db));
98 db_close_database(jcr->db);
99 jcr->JobStatus = JS_ErrorTerminated;
103 Dmsg0(50, "DB opened\n");
108 jcr->jr.JobStatus = jcr->JobStatus;
109 if (!db_create_job_record(jcr->db, &jcr->jr)) {
110 Jmsg(jcr, M_FATAL, 0, "%s", db_strerror(jcr->db));
111 db_close_database(jcr->db);
112 jcr->JobStatus = JS_ErrorTerminated;
116 jcr->JobId = jcr->jr.JobId;
117 ASSERT(jcr->jr.JobId > 0);
119 Dmsg4(30, "Created job record JobId=%d Name=%s Type=%c Level=%c\n",
120 jcr->JobId, jcr->Job, jcr->jr.Type, jcr->jr.Level);
121 Dmsg0(200, "Add jrc to work queue\n");
124 /* Queue the job to be run */
125 if ((stat = workq_add(&job_wq, (void *)jcr)) != 0) {
126 Emsg1(M_ABORT, 0, _("Could not add job to work queue: ERR=%s\n"), strerror(stat));
128 Dmsg0(200, "Done run_job()\n");
132 * This is the engine called by workq_add() when we were pulled
133 * from the work queue.
134 * At this point, we are running in our own thread
136 static void job_thread(void *arg)
139 JCR *jcr = (JCR *)arg;
143 Dmsg0(100, "=====Start Job=========\n");
144 jcr->start_time = now; /* set the real start time */
145 if (jcr->job->MaxStartDelay != 0 && jcr->job->MaxStartDelay <
146 (btime_t)(jcr->start_time - jcr->sched_time)) {
147 Jmsg(jcr, M_FATAL, 0, _("Job cancelled because max delay time exceeded.\n"));
148 jcr->JobStatus = JS_ErrorTerminated;
149 update_job_end_record(jcr);
153 jcr->JobStatus = JS_Running;
155 if (jcr->job->RunBeforeJob) {
156 POOLMEM *before = get_pool_memory(PM_FNAME);
159 before = edit_run_codes(jcr, before, jcr->job->RunBeforeJob);
160 status = run_program(before, 0, NULL);
161 free_pool_memory(before);
163 switch (jcr->JobType) {
166 if (jcr->JobStatus == JS_Terminated) {
172 if (jcr->JobStatus == JS_Terminated) {
178 if (jcr->JobStatus == JS_Terminated) {
185 jcr->JobStatus = JS_Terminated;
188 Pmsg1(0, "Unimplemented job type: %d\n", jcr->JobType);
192 if (jcr->job->RunAfterJob) {
193 POOLMEM *after = get_pool_memory(PM_FNAME);
196 after = edit_run_codes(jcr, after, jcr->job->RunAfterJob);
197 status = run_program(after, 0, NULL);
198 free_pool_memory(after);
200 Dmsg0(50, "Before free jcr\n");
202 Dmsg0(50, "======== End Job ==========\n");
206 * Get or create a Client record for this Job
208 int get_or_create_client_record(JCR *jcr)
212 memset(&cr, 0, sizeof(cr));
213 strcpy(cr.Name, jcr->client->hdr.name);
214 cr.AutoPrune = jcr->client->AutoPrune;
215 cr.FileRetention = jcr->client->FileRetention;
216 cr.JobRetention = jcr->client->JobRetention;
217 if (jcr->client_name) {
218 free_pool_memory(jcr->client_name);
220 jcr->client_name = get_memory(strlen(jcr->client->hdr.name) + 1);
221 strcpy(jcr->client_name, jcr->client->hdr.name);
222 if (!db_create_client_record(jcr->db, &cr)) {
223 Jmsg(jcr, M_FATAL, 0, _("Could not create Client record. %s"),
224 db_strerror(jcr->db));
227 jcr->jr.ClientId = cr.ClientId;
228 Dmsg2(100, "Created Client %s record %d\n", jcr->client->hdr.name,
235 * Write status and such in DB
237 void update_job_end_record(JCR *jcr)
239 if (jcr->jr.EndTime == 0) {
240 jcr->jr.EndTime = time(NULL);
242 jcr->end_time = jcr->jr.EndTime;
243 jcr->jr.JobId = jcr->JobId;
244 jcr->jr.JobStatus = jcr->JobStatus;
245 jcr->jr.JobFiles = jcr->JobFiles;
246 jcr->jr.JobBytes = jcr->JobBytes;
247 jcr->jr.VolSessionId = jcr->VolSessionId;
248 jcr->jr.VolSessionTime = jcr->VolSessionTime;
249 if (!db_update_job_end_record(jcr->db, &jcr->jr)) {
250 Jmsg(jcr, M_WARNING, 0, _("Error updating job record. %s"),
251 db_strerror(jcr->db));
256 * Takes base_name and appends (unique) current
257 * date and time to form unique job name.
259 * Returns: unique job name in jcr->Job
260 * date/time in jcr->start_time
262 void create_unique_job_name(JCR *jcr, char *base_name)
264 /* Job start mutex */
265 static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
266 static time_t last_start_time = 0;
269 char dt[MAX_TIME_LENGTH];
270 char name[MAX_NAME_LENGTH];
273 /* Guarantee unique start time -- maximum one per second, and
274 * thus unique Job Name
276 P(mutex); /* lock creation of jobs */
278 while (now == last_start_time) {
282 last_start_time = now;
283 V(mutex); /* allow creation of jobs */
284 jcr->start_time = now;
285 /* Form Unique JobName */
286 localtime_r(&now, &tm);
287 strftime(dt, sizeof(dt), "%Y-%m-%d.%H:%M:%S", &tm);
288 strncpy(name, base_name, sizeof(name));
289 name[sizeof(name)-22] = 0; /* truncate if too long */
290 sprintf(jcr->Job, "%s.%s", name, dt); /* add date & time */
291 /* Convert spaces into underscores */
292 for (p=jcr->Job; *p; p++) {
300 * Free the Job Control Record if no one is still using it.
301 * Called from main free_jcr() routine in src/lib/jcr.c so
302 * that we can do our Director specific cleanup of the jcr.
304 void dird_free_jcr(JCR *jcr)
306 Dmsg0(200, "Start dird free_jcr\n");
308 if (jcr->file_bsock) {
309 Dmsg0(200, "Close File bsock\n");
310 bnet_close(jcr->file_bsock);
312 if (jcr->store_bsock) {
313 Dmsg0(200, "Close Store bsock\n");
314 bnet_close(jcr->store_bsock);
317 Dmsg0(200, "Free JCR fname\n");
318 free_pool_memory(jcr->fname);
321 Dmsg0(200, "Free JCR stime\n");
322 free_pool_memory(jcr->stime);
325 Dmsg0(200, "Close DB\n");
326 db_close_database(jcr->db);
328 if (jcr->RestoreWhere) {
329 free(jcr->RestoreWhere);
331 if (jcr->RestoreBootstrap) {
332 free(jcr->RestoreBootstrap);
334 Dmsg0(200, "End dird free_jcr\n");
338 * Set some defaults in the JCR necessary to
339 * run. These items are pulled from the job
340 * definition as defaults, but can be overridden
341 * later either by the Run record in the Schedule resource,
342 * or by the Console program.
344 void set_jcr_defaults(JCR *jcr, JOB *job)
347 jcr->JobType = job->JobType;
348 jcr->JobLevel = job->level;
349 jcr->store = job->storage;
350 jcr->client = job->client;
351 if (jcr->client_name) {
352 free_pool_memory(jcr->client_name);
354 jcr->client_name = get_memory(strlen(jcr->client->hdr.name) + 1);
355 strcpy(jcr->client_name, jcr->client->hdr.name);
356 jcr->pool = job->pool;
357 jcr->catalog = job->client->catalog;
358 jcr->fileset = job->fileset;
359 jcr->messages = job->messages;
360 if (jcr->RestoreBootstrap) {
361 free(jcr->RestoreBootstrap);
363 /* This can be overridden by Console program */
364 if (job->RestoreBootstrap) {
365 jcr->RestoreBootstrap = bstrdup(job->RestoreBootstrap);
367 /* If no default level given, set one */
368 if (jcr->JobLevel == 0) {
369 switch (jcr->JobType) {
371 jcr->JobLevel = L_VERIFY_CATALOG;
374 jcr->JobLevel = L_INCREMENTAL;
383 * Edit codes into Run command
386 * %d = Director's name
394 * omsg = edited output message
395 * imsg = input string containing edit codes (%x)
398 static char *edit_run_codes(JCR *jcr, char *omsg, char *imsg)
405 Dmsg1(200, "edit_run_codes: %s\n", imsg);
406 for (p=imsg; *p; p++) {
413 str = jcr->client_name;
422 str = job_status_to_str(jcr->JobStatus);
425 sprintf(add, "%d", jcr->JobId);
432 str = job_level_to_str(jcr->JobLevel);
435 str = jcr->job->hdr.name;
438 str = job_type_to_str(jcr->JobType);
452 Dmsg1(200, "add_str %s\n", str);
453 pm_strcat(&omsg, (char *)str);
454 Dmsg1(200, "omsg=%s\n", omsg);