2 Bacula® - The Network Backup Solution
4 Copyright (C) 2000-2012 Free Software Foundation Europe e.V.
6 The main author of Bacula is Kern Sibbald, with contributions from
7 many others, a complete list can be found in the file AUTHORS.
8 This program is Free Software; you can redistribute it and/or
9 modify it under the terms of version three of the GNU Affero General Public
10 License as published by the Free Software Foundation and included
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU Affero General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 Bacula® is a registered trademark of Kern Sibbald.
24 The licensor of Bacula is the Free Software Foundation Europe
25 (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
26 Switzerland, email:ftf@fsfeurope.org.
29 * Bacula JCR Structure definition for Daemons and the Library
30 * This definition consists of a "Global" definition common
31 * to all daemons and used by the library routines, and a
32 * daemon specific part that is enabled with #defines.
34 * Kern Sibbald, Nov MM
42 /* Backup/Verify level code. These are stored in the DB */
43 #define L_FULL 'F' /* Full backup */
44 #define L_INCREMENTAL 'I' /* since last backup */
45 #define L_DIFFERENTIAL 'D' /* since last full backup */
47 #define L_VERIFY_CATALOG 'C' /* verify from catalog */
48 #define L_VERIFY_INIT 'V' /* verify save (init DB) */
49 #define L_VERIFY_VOLUME_TO_CATALOG 'O' /* verify Volume to catalog entries */
50 #define L_VERIFY_DISK_TO_CATALOG 'd' /* verify Disk attributes to catalog */
51 #define L_VERIFY_DATA 'A' /* verify data on volume */
52 #define L_BASE 'B' /* Base level job */
53 #define L_NONE ' ' /* None, for Restore and Admin */
54 #define L_VIRTUAL_FULL 'f' /* Virtual full backup */
57 /* Job Types. These are stored in the DB */
58 #define JT_BACKUP 'B' /* Backup Job */
59 #define JT_MIGRATED_JOB 'M' /* A previous backup job that was migrated */
60 #define JT_VERIFY 'V' /* Verify Job */
61 #define JT_RESTORE 'R' /* Restore Job */
62 #define JT_CONSOLE 'U' /* console program */
63 #define JT_SYSTEM 'I' /* internal system "job" */
64 #define JT_ADMIN 'D' /* admin job */
65 #define JT_ARCHIVE 'A' /* Archive Job */
66 #define JT_JOB_COPY 'C' /* Copy of a Job */
67 #define JT_COPY 'c' /* Copy Job */
68 #define JT_MIGRATE 'g' /* Migration Job */
69 #define JT_SCAN 'S' /* Scan Job */
71 /* Job Status. Some of these are stored in the DB */
72 #define JS_Canceled 'A' /* canceled by user */
73 #define JS_Blocked 'B' /* blocked */
74 #define JS_Created 'C' /* created but not yet running */
75 #define JS_Differences 'D' /* Verify differences */
76 #define JS_ErrorTerminated 'E' /* Job terminated in error */
77 #define JS_WaitFD 'F' /* waiting on File daemon */
78 #define JS_Incomplete 'I' /* Incomplete Job */
79 #define JS_DataCommitting 'L' /* Committing data (last despool) */
80 #define JS_WaitMount 'M' /* waiting for Mount */
81 #define JS_Running 'R' /* running */
82 #define JS_WaitSD 'S' /* waiting on the Storage daemon */
83 #define JS_Terminated 'T' /* terminated normally */
84 #define JS_Warnings 'W' /* Terminated normally with warnings */
86 #define JS_AttrDespooling 'a' /* SD despooling attributes */
87 #define JS_WaitClientRes 'c' /* Waiting for Client resource */
88 #define JS_WaitMaxJobs 'd' /* Waiting for maximum jobs */
89 #define JS_Error 'e' /* Non-fatal error */
90 #define JS_FatalError 'f' /* Fatal error */
91 #define JS_AttrInserting 'i' /* Doing batch insert file records */
92 #define JS_WaitJobRes 'j' /* Waiting for job resource */
93 #define JS_DataDespooling 'l' /* Doing data despooling */
94 #define JS_WaitMedia 'm' /* waiting for new media */
95 #define JS_WaitPriority 'p' /* Waiting for higher priority jobs to finish */
96 #define JS_WaitDevice 'q' /* Queued waiting for device */
97 #define JS_WaitStoreRes 's' /* Waiting for storage resource */
98 #define JS_WaitStartTime 't' /* Waiting for start time */
101 /* Migration selection types */
107 MT_POOL_UNCOPIED_JOBS,
114 #define job_canceled(jcr) \
115 (jcr->JobStatus == JS_Canceled || \
116 jcr->JobStatus == JS_ErrorTerminated || \
117 jcr->JobStatus == JS_FatalError \
120 #define job_waiting(jcr) \
121 (jcr->JobStatus == JS_WaitFD || \
122 jcr->JobStatus == JS_WaitSD || \
123 jcr->JobStatus == JS_WaitMedia || \
124 jcr->JobStatus == JS_WaitMount || \
125 jcr->JobStatus == JS_WaitStoreRes || \
126 jcr->JobStatus == JS_WaitJobRes || \
127 jcr->JobStatus == JS_WaitClientRes|| \
128 jcr->JobStatus == JS_WaitMaxJobs || \
129 jcr->JobStatus == JS_WaitPriority || \
130 jcr->SDJobStatus == JS_WaitMedia || \
131 jcr->SDJobStatus == JS_WaitMount || \
132 jcr->SDJobStatus == JS_WaitDevice || \
133 jcr->SDJobStatus == JS_WaitMaxJobs)
137 #define foreach_jcr(jcr) \
138 for (jcr=jcr_walk_start(); jcr; (jcr=jcr_walk_next(jcr)) )
140 #define endeach_jcr(jcr) jcr_walk_end(jcr)
145 /* Forward referenced structures */
154 struct xattr_private_data_t;
162 bool pki_sign; /* Enable PKI Signatures? */
163 bool pki_encrypt; /* Enable PKI Encryption? */
164 DIGEST *digest; /* Last file's digest context */
165 X509_KEYPAIR *pki_keypair; /* Encryption key pair */
166 alist *pki_signers; /* Trusted Signers */
167 alist *pki_recipients; /* Trusted Recipients */
168 CRYPTO_SESSION *pki_session; /* PKE Public Keys + Symmetric Session Keys */
169 POOLMEM *pki_session_encoded; /* Cached DER-encoded copy of pki_session */
170 int32_t pki_session_encoded_size; /* Size of DER-encoded pki_session */
171 POOLMEM *crypto_buf; /* Encryption/Decryption buffer */
175 typedef void (JCR_free_HANDLER)(JCR *jcr);
177 /* Job Control Record (JCR) */
180 pthread_mutex_t mutex; /* jcr mutex */
181 volatile int32_t _use_count; /* use count */
182 int32_t m_JobType; /* backup, restore, verify ... */
183 int32_t m_JobLevel; /* Job level */
184 bool my_thread_killable; /* can we kill the thread? */
186 void lock() {P(mutex); };
187 void unlock() {V(mutex); };
188 void inc_use_count(void) {lock(); _use_count++; unlock(); };
189 void dec_use_count(void) {lock(); _use_count--; unlock(); };
190 int32_t use_count() const { return _use_count; };
191 void init_mutex(void) {pthread_mutex_init(&mutex, NULL); };
192 void destroy_mutex(void) {pthread_mutex_destroy(&mutex); };
193 bool is_job_canceled() {return job_canceled(this); };
194 bool is_canceled() {return job_canceled(this); };
195 bool is_incomplete() { return JobStatus == JS_Incomplete; };
196 bool is_JobLevel(int32_t JobLevel) { return JobLevel == m_JobLevel; };
197 bool is_JobType(int32_t JobType) { return JobType == m_JobType; };
198 bool is_JobStatus(int32_t aJobStatus) { return aJobStatus == JobStatus; };
199 void setJobLevel(int32_t JobLevel) { m_JobLevel = JobLevel; };
200 void setJobType(int32_t JobType) { m_JobType = JobType; };
201 void forceJobStatus(int32_t aJobStatus) { JobStatus = aJobStatus; };
202 int32_t getJobType() const { return m_JobType; };
203 int32_t getJobLevel() const { return m_JobLevel; };
204 int32_t getJobStatus() const { return JobStatus; };
205 bool no_client_used() const {
206 return (m_JobType == JT_MIGRATE || m_JobType == JT_COPY ||
207 m_JobLevel == L_VIRTUAL_FULL);
209 const char *get_OperationName(); /* in lib/jcr.c */
210 const char *get_ActionName(bool past); /* in lib/jcr.c */
211 void setJobStatus(int newJobStatus); /* in lib/jcr.c */
212 bool sendJobStatus(); /* in lib/jcr.c */
213 bool sendJobStatus(int newJobStatus); /* in lib/jcr.c */
214 bool JobReads(); /* in lib/jcr.c */
215 void my_thread_send_signal(int sig); /* in lib/jcr.c */
216 void set_killable(bool killable); /* in lib/jcr.c */
217 bool is_killable() const { return my_thread_killable; };
219 /* Global part of JCR common to all daemons */
220 dlink link; /* JCR chain link */
221 pthread_t my_thread_id; /* id of thread controlling jcr */
222 BSOCK *dir_bsock; /* Director bsock or NULL if we are him */
223 BSOCK *store_bsock; /* Storage connection socket */
224 BSOCK *file_bsock; /* File daemon connection socket */
225 JCR_free_HANDLER *daemon_free_jcr; /* Local free routine */
226 dlist *msg_queue; /* Queued messages */
227 pthread_mutex_t msg_queue_mutex; /* message queue mutex */
228 bool dequeuing_msgs; /* Set when dequeuing messages */
229 alist job_end_push; /* Job end pushed calls */
230 POOLMEM *VolumeName; /* Volume name desired -- pool_memory */
231 POOLMEM *errmsg; /* edited error message */
232 char Job[MAX_NAME_LENGTH]; /* Unique name of this Job */
233 char event[MAX_NAME_LENGTH]; /* Current event (python) */
234 uint32_t eventType; /* Current event type (plugin) */
236 uint32_t JobId; /* Director's JobId */
237 uint32_t VolSessionId;
238 uint32_t VolSessionTime;
239 uint32_t JobFiles; /* Number of files written, this job */
240 uint32_t JobErrors; /* Number of non-fatal errors this job */
241 uint32_t JobWarnings; /* Number of warning messages */
242 uint32_t LastRate; /* Last sample bytes/sec */
243 uint64_t JobBytes; /* Number of bytes processed this job */
244 uint64_t LastJobBytes; /* Last sample number bytes */
245 uint64_t ReadBytes; /* Bytes read -- before compression */
246 FileId_t FileId; /* Last FileId used */
247 volatile int32_t JobStatus; /* ready, running, blocked, terminated */
248 int32_t JobPriority; /* Job priority */
249 time_t sched_time; /* job schedule time, i.e. when it should start */
250 time_t start_time; /* when job actually started */
251 time_t run_time; /* used for computing speed */
252 time_t last_time; /* Last sample time */
253 time_t end_time; /* job end time */
254 time_t wait_time_sum; /* cumulative wait time since job start */
255 time_t wait_time; /* timestamp when job have started to wait */
256 POOLMEM *client_name; /* client name */
257 POOLMEM *JobIds; /* User entered string of JobIds */
258 POOLMEM *RestoreBootstrap; /* Bootstrap file to restore */
259 POOLMEM *stime; /* start time for incremental/differential */
260 char *sd_auth_key; /* SD auth key */
261 MSGS *jcr_msgs; /* Copy of message resource -- actually used */
262 uint32_t ClientId; /* Client associated with Job */
263 char *where; /* prefix to restore files to */
264 char *RegexWhere; /* file relocation in restore */
265 alist *where_bregexp; /* BREGEXP alist for path manipulation */
266 int32_t cached_pnl; /* cached path length */
267 POOLMEM *cached_path; /* cached path */
268 bool prefix_links; /* Prefix links with Where path */
269 bool gui; /* set if gui using console */
270 bool authenticated; /* set when client authenticated */
271 bool cached_attribute; /* set if attribute is cached */
272 bool batch_started; /* is batch mode already started ? */
273 bool cmd_plugin; /* Set when processing a command Plugin = */
274 bool opt_plugin; /* Set when processing an option Plugin = */
275 bool keep_path_list; /* Keep newly created path in a hash */
276 bool accurate; /* true if job is accurate */
277 bool HasBase; /* True if job use base jobs */
278 bool rerunning; /* rerunning an incomplete job */
280 void *Python_job; /* Python Job Object */
281 void *Python_events; /* Python Events Object */
282 POOLMEM *attr; /* Attribute string from SD */
283 B_DB *db; /* database pointer */
284 B_DB *db_batch; /* database pointer for batch and accurate */
285 uint64_t nb_base_files; /* Number of base files */
286 uint64_t nb_base_files_used; /* Number of useful files in base */
288 ATTR_DBR *ar; /* DB attribute record */
289 guid_list *id_list; /* User/group id to name list */
291 bpContext *plugin_ctx_list; /* list of contexts for plugins */
292 bpContext *plugin_ctx; /* current plugin context */
293 Plugin *plugin; /* plugin instance */
294 save_pkt *plugin_sp; /* plugin save packet */
295 char *plugin_options; /* user set options for plugin */
296 POOLMEM *comment; /* Comment for this Job */
297 int64_t max_bandwidth; /* Bandwidth limit for this Job */
298 htable *path_list; /* Directory list (used by findlib) */
300 /* Daemon specific part of JCR */
301 /* This should be empty in the library */
303 #ifdef DIRECTOR_DAEMON
304 /* Director Daemon specific data part of JCR */
305 pthread_t SD_msg_chan; /* Message channel thread id */
306 pthread_cond_t term_wait; /* Wait for job termination */
307 workq_ele_t *work_item; /* Work queue item if scheduled */
308 BSOCK *ua; /* User agent */
309 JOB *job; /* Job resource */
310 JOB *verify_job; /* Job resource of verify previous job */
311 alist *rstorage; /* Read storage possibilities */
312 STORE *rstore; /* Selected read storage */
313 alist *wstorage; /* Write storage possibilities */
314 STORE *wstore; /* Selected write storage */
315 CLIENT *client; /* Client resource */
316 POOL *pool; /* Pool resource = write for migration */
317 POOL *rpool; /* Read pool. Used only in migration */
318 POOL *full_pool; /* Full backup pool resource */
319 POOL *inc_pool; /* Incremental backup pool resource */
320 POOL *diff_pool; /* Differential backup pool resource */
321 FILESET *fileset; /* FileSet resource */
322 CAT *catalog; /* Catalog resource */
323 MSGS *messages; /* Default message handler */
324 uint32_t SDJobFiles; /* Number of files written, this job */
325 uint64_t SDJobBytes; /* Number of bytes processed this job */
326 uint32_t SDErrors; /* Number of non-fatal errors */
327 volatile int32_t SDJobStatus; /* Storage Job Status */
328 volatile int32_t FDJobStatus; /* File daemon Job Status */
329 uint32_t ExpectedFiles; /* Expected restore files */
330 uint32_t MediaId; /* DB record IDs associated with this job */
331 uint32_t FileIndex; /* Last FileIndex processed */
332 utime_t MaxRunSchedTime; /* max run time in seconds from Scheduled time*/
333 POOLMEM *fname; /* name to put into catalog */
334 POOLMEM *component_fname; /* Component info file name */
335 FILE *component_fd; /* Component info file desc */
336 JOB_DBR jr; /* Job DB record for current job */
337 JOB_DBR previous_jr; /* previous job database record */
338 JOB *previous_job; /* Job resource of migration previous job */
339 JCR *mig_jcr; /* JCR for migration/copy job */
340 char FSCreateTime[MAX_TIME_LENGTH]; /* FileSet CreateTime as returned from DB */
341 char since[MAX_TIME_LENGTH]; /* since time */
342 char PrevJob[MAX_NAME_LENGTH]; /* Previous job name assiciated with since time */
344 JobId_t RestoreJobId; /* Id specified by UA */
345 JobId_t MigrateJobId;
347 POOLMEM *client_uname; /* client uname */
348 POOLMEM *pool_source; /* Where pool came from */
349 POOLMEM *rpool_source; /* Where migrate read pool came from */
350 POOLMEM *rstore_source; /* Where read storage came from */
351 POOLMEM *wstore_source; /* Where write storage came from */
352 POOLMEM *catalog_source; /* Where catalog came from */
353 uint32_t replace; /* Replace option */
354 int32_t NumVols; /* Number of Volume used in pool */
355 int32_t reschedule_count; /* Number of times rescheduled */
356 int32_t FDVersion; /* File daemon version number */
357 int64_t spool_size; /* Spool size for this job */
358 volatile bool sd_msg_thread_done; /* Set when Storage message thread done */
359 bool wasVirtualFull; /* set if job was VirtualFull */
360 bool IgnoreDuplicateJobChecking; /* set in migration jobs */
361 bool spool_data; /* Spool data in SD */
362 bool acquired_resource_locks; /* set if resource locks acquired */
363 bool term_wait_inited; /* Set when cond var inited */
364 bool fn_printed; /* printed filename */
365 bool write_part_after_job; /* Write part after job in SD */
366 bool needs_sd; /* set if SD needed by Job */
367 bool cloned; /* set if cloned */
368 bool unlink_bsr; /* Unlink bsr file created */
369 bool VSS; /* VSS used by FD */
370 bool Encrypt; /* Encryption used by FD */
371 bool stats_enabled; /* Keep all job records in a table for long term statistics */
372 bool no_maxtime; /* Don't check Max*Time for this JCR */
373 bool keep_sd_auth_key; /* Clear or not the SD auth key after connection*/
374 bool use_accurate_chksum; /* Use or not checksum option in accurate code */
375 bool run_pool_override;
376 bool run_full_pool_override;
377 bool run_inc_pool_override;
378 bool run_diff_pool_override;
379 bool sd_canceled; /* set if SD canceled */
380 bool RescheduleIncompleteJobs; /* set if incomplete can be rescheduled */
381 #endif /* DIRECTOR_DAEMON */
385 /* File Daemon specific part of JCR */
386 uint32_t num_files_examined; /* files examined this job */
387 POOLMEM *last_fname; /* last file saved/verified */
388 POOLMEM *job_metadata; /* VSS job metadata */
389 acl_data_t *acl_data; /* ACLs for backup/restore */
390 xattr_data_t *xattr_data; /* Extended Attributes for backup/restore */
391 int32_t last_type; /* type of last file saved/verified */
392 int incremental; /* set if incremental for SINCE */
393 utime_t mtime; /* begin time for SINCE */
394 int listing; /* job listing in estimate */
395 long Ticket; /* Ticket */
396 char *big_buf; /* I/O buffer */
397 POOLMEM *compress_buf; /* Compression buffer */
398 int32_t compress_buf_size; /* Length of compression buffer */
399 void *pZLIB_compress_workset; /* zlib compression session data */
400 void *LZO_compress_workset; /* lzo compression session data */
401 int32_t replace; /* Replace options */
402 int32_t buf_size; /* length of buffer */
403 FF_PKT *ff; /* Find Files packet */
404 char stored_addr[MAX_NAME_LENGTH]; /* storage daemon address */
405 char PrevJob[MAX_NAME_LENGTH]; /* Previous job name assiciated with since time */
406 uint32_t ExpectedFiles; /* Expected restore files */
411 pthread_t heartbeat_id; /* id of heartbeat thread */
412 volatile bool hb_started; /* heartbeat running */
413 BSOCK *hb_bsock; /* duped SD socket */
414 BSOCK *hb_dir_bsock; /* duped DIR socket */
415 alist *RunScripts; /* Commands to run before and after job */
416 CRYPTO_CTX crypto; /* Crypto ctx */
417 DIRRES* director; /* Director resource */
418 bool VSS; /* VSS used by FD */
419 bool got_metadata; /* set when found job_metatdata */
420 bool multi_restore; /* Dir can do multiple storage restore */
421 htable *file_list; /* Previous file list (accurate mode) */
422 uint64_t base_size; /* compute space saved with base job */
423 #endif /* FILE_DAEMON */
426 #ifdef STORAGE_DAEMON
427 /* Storage Daemon specific part of JCR */
428 JCR *next_dev; /* next JCR attached to device */
429 JCR *prev_dev; /* previous JCR attached to device */
430 char *dir_auth_key; /* Dir auth key */
431 pthread_cond_t job_start_wait; /* Wait for FD to start Job */
433 DCR *read_dcr; /* device context for reading */
434 DCR *dcr; /* device context record */
435 alist *dcrs; /* list of dcrs open */
436 POOLMEM *job_name; /* base Job name (not unique) */
437 POOLMEM *fileset_name; /* FileSet */
438 POOLMEM *fileset_md5; /* MD5 for FileSet */
439 VOL_LIST *VolList; /* list to read */
440 int32_t NumWriteVolumes; /* number of volumes written */
441 int32_t NumReadVolumes; /* total number of volumes to read */
442 int32_t CurReadVolume; /* current read volume number */
443 int32_t label_errors; /* count of label errors */
445 long Ticket; /* ticket for this job */
446 bool ignore_label_errors; /* ignore Volume label errors */
447 bool spool_attributes; /* set if spooling attributes */
448 bool no_attributes; /* set if no attributes wanted */
449 int64_t spool_size; /* Spool size for this job */
450 bool spool_data; /* set to spool data */
451 int32_t CurVol; /* Current Volume count */
452 DIRRES* director; /* Director resource */
453 alist *write_store; /* list of write storage devices sent by DIR */
454 alist *read_store; /* list of read devices sent by DIR */
455 alist *reserve_msgs; /* reserve fail messages */
456 bool write_part_after_job; /* Set to write part after job */
457 bool PreferMountedVols; /* Prefer mounted vols rather than new */
458 bool Resched; /* Job may be rescheduled */
459 bool bscan_insert_jobmedia_records; /*Bscan: needs to insert job media records */
461 /* Parmaters for Open Read Session */
462 BSR *bsr; /* Bootstrap record -- has everything */
463 bool mount_next_volume; /* set to cause next volume mount */
464 uint32_t read_VolSessionId;
465 uint32_t read_VolSessionTime;
466 uint32_t read_StartFile;
467 uint32_t read_EndFile;
468 uint32_t read_StartBlock;
469 uint32_t read_EndBlock;
470 /* Device wait times */
473 int32_t max_num_wait;
475 int32_t rem_wait_sec;
477 #endif /* STORAGE_DAEMON */
482 * Setting a NULL in tsd doesn't clear the tsd but instead tells
483 * pthreads not to call the tsd destructor. Consequently, we
484 * define this *invalid* jcr address and stuff it in the tsd
485 * when the jcr is not valid.
487 #define INVALID_JCR ((JCR *)(-1))
491 * Structure for all daemons that keeps some summary
492 * info on the last job run.
496 int32_t Errors; /* FD/SD errors */
501 uint32_t VolSessionId;
502 uint32_t VolSessionTime;
507 char Job[MAX_NAME_LENGTH];
510 extern struct s_last_job last_job;
511 extern DLL_IMP_EXP dlist *last_jobs;
514 /* The following routines are found in lib/jcr.c */
515 extern int get_next_jobid_from_list(char **p, uint32_t *JobId);
516 extern bool init_jcr_subsystem(void);
517 extern JCR *new_jcr(int size, JCR_free_HANDLER *daemon_free_jcr);
518 extern JCR *get_jcr_by_id(uint32_t JobId);
519 extern JCR *get_jcr_by_session(uint32_t SessionId, uint32_t SessionTime);
520 extern JCR *get_jcr_by_partial_name(char *Job);
521 extern JCR *get_jcr_by_full_name(char *Job);
522 extern JCR *get_next_jcr(JCR *jcr);
523 extern void set_jcr_job_status(JCR *jcr, int JobStatus);
524 extern int DLL_IMP_EXP num_jobs_run;
527 extern void b_free_jcr(const char *file, int line, JCR *jcr);
528 #define free_jcr(jcr) b_free_jcr(__FILE__, __LINE__, (jcr))
530 extern void free_jcr(JCR *jcr);
533 /* Used to display specific job information after a fatal signal */
534 typedef void (dbg_jcr_hook_t)(JCR *jcr, FILE *fp);
535 extern void dbg_jcr_add_hook(dbg_jcr_hook_t *fct);
537 #endif /* __JCR_H_ */