2 Bacula® - The Network Backup Solution
4 Copyright (C) 2000-2009 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 two of the GNU 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 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
43 /* Backup/Verify level code. These are stored in the DB */
44 #define L_FULL 'F' /* Full backup */
45 #define L_INCREMENTAL 'I' /* since last backup */
46 #define L_DIFFERENTIAL 'D' /* since last full backup */
48 #define L_VERIFY_CATALOG 'C' /* verify from catalog */
49 #define L_VERIFY_INIT 'V' /* verify save (init DB) */
50 #define L_VERIFY_VOLUME_TO_CATALOG 'O' /* verify Volume to catalog entries */
51 #define L_VERIFY_DISK_TO_CATALOG 'd' /* verify Disk attributes to catalog */
52 #define L_VERIFY_DATA 'A' /* verify data on volume */
53 #define L_BASE 'B' /* Base level job */
54 #define L_NONE ' ' /* None, for Restore and Admin */
55 #define L_VIRTUAL_FULL 'f' /* Virtual full backup */
58 /* Job Types. These are stored in the DB */
59 #define JT_BACKUP 'B' /* Backup Job */
60 #define JT_MIGRATED_JOB 'M' /* A previous backup job that was migrated */
61 #define JT_VERIFY 'V' /* Verify Job */
62 #define JT_RESTORE 'R' /* Restore Job */
63 #define JT_CONSOLE 'U' /* console program */
64 #define JT_SYSTEM 'I' /* internal system "job" */
65 #define JT_ADMIN 'D' /* admin job */
66 #define JT_ARCHIVE 'A' /* Archive Job */
67 #define JT_JOB_COPY 'C' /* Copy of a Job */
68 #define JT_COPY 'c' /* Copy Job */
69 #define JT_MIGRATE 'g' /* Migration Job */
70 #define JT_SCAN 'S' /* Scan Job */
72 /* Job Status. Some of these are stored in the DB */
73 #define JS_Created 'C' /* created but not yet running */
74 #define JS_Running 'R' /* running */
75 #define JS_Blocked 'B' /* blocked */
76 #define JS_Terminated 'T' /* terminated normally */
77 #define JS_Warnings 'W' /* Terminated normally with warnings */
78 #define JS_ErrorTerminated 'E' /* Job terminated in error */
79 #define JS_Error 'e' /* Non-fatal error */
80 #define JS_FatalError 'f' /* Fatal error */
81 #define JS_Differences 'D' /* Verify differences */
82 #define JS_Canceled 'A' /* canceled by user */
83 #define JS_Incomplete 'I' /* Incomplete Job */
84 #define JS_WaitFD 'F' /* waiting on File daemon */
85 #define JS_WaitSD 'S' /* waiting on the Storage daemon */
86 #define JS_WaitMedia 'm' /* waiting for new media */
87 #define JS_WaitMount 'M' /* waiting for Mount */
88 #define JS_WaitStoreRes 's' /* Waiting for storage resource */
89 #define JS_WaitJobRes 'j' /* Waiting for job resource */
90 #define JS_WaitClientRes 'c' /* Waiting for Client resource */
91 #define JS_WaitMaxJobs 'd' /* Waiting for maximum jobs */
92 #define JS_WaitStartTime 't' /* Waiting for start time */
93 #define JS_WaitPriority 'p' /* Waiting for higher priority jobs to finish */
94 #define JS_AttrDespooling 'a' /* SD despooling attributes */
95 #define JS_AttrInserting 'i' /* Doing batch insert file records */
96 #define JS_DataDespooling 'l' /* Doing data despooling */
97 #define JS_DataCommitting 'L' /* Committing data (last despool) */
99 /* Migration selection types */
105 MT_POOL_UNCOPIED_JOBS,
112 #define job_canceled(jcr) \
113 (jcr->JobStatus == JS_Canceled || \
114 jcr->JobStatus == JS_ErrorTerminated || \
115 jcr->JobStatus == JS_FatalError || \
116 jcr->JobStatus == JS_Incomplete \
119 #define job_waiting(jcr) \
120 (jcr->JobStatus == JS_WaitFD || \
121 jcr->JobStatus == JS_WaitSD || \
122 jcr->JobStatus == JS_WaitMedia || \
123 jcr->JobStatus == JS_WaitMount || \
124 jcr->JobStatus == JS_WaitStoreRes || \
125 jcr->JobStatus == JS_WaitJobRes || \
126 jcr->JobStatus == JS_WaitClientRes|| \
127 jcr->JobStatus == JS_WaitMaxJobs || \
128 jcr->JobStatus == JS_WaitPriority || \
129 jcr->SDJobStatus == JS_WaitMedia || \
130 jcr->SDJobStatus == JS_WaitMount || \
131 jcr->SDJobStatus == JS_WaitMaxJobs)
135 #define foreach_jcr(jcr) \
136 for (jcr=jcr_walk_start(); jcr; (jcr=jcr_walk_next(jcr)) )
138 #define endeach_jcr(jcr) jcr_walk_end(jcr)
143 /* Forward referenced structures */
151 struct xattr_private_data_t;
157 bool pki_sign; /* Enable PKI Signatures? */
158 bool pki_encrypt; /* Enable PKI Encryption? */
159 DIGEST *digest; /* Last file's digest context */
160 X509_KEYPAIR *pki_keypair; /* Encryption key pair */
161 alist *pki_signers; /* Trusted Signers */
162 alist *pki_recipients; /* Trusted Recipients */
163 CRYPTO_SESSION *pki_session; /* PKE Public Keys + Symmetric Session Keys */
164 POOLMEM *pki_session_encoded; /* Cached DER-encoded copy of pki_session */
165 int32_t pki_session_encoded_size; /* Size of DER-encoded pki_session */
166 POOLMEM *crypto_buf; /* Encryption/Decryption buffer */
170 typedef void (JCR_free_HANDLER)(JCR *jcr);
172 /* Job Control Record (JCR) */
175 pthread_mutex_t mutex; /* jcr mutex */
176 volatile int32_t _use_count; /* use count */
177 int32_t m_JobType; /* backup, restore, verify ... */
178 int32_t m_JobLevel; /* Job level */
180 void lock() {P(mutex); };
181 void unlock() {V(mutex); };
182 void inc_use_count(void) {lock(); _use_count++; unlock(); };
183 void dec_use_count(void) {lock(); _use_count--; unlock(); };
184 int32_t use_count() { return _use_count; };
185 void init_mutex(void) {pthread_mutex_init(&mutex, NULL); };
186 void destroy_mutex(void) {pthread_mutex_destroy(&mutex); };
187 bool is_job_canceled() {return job_canceled(this); };
188 void set_JobLevel(int32_t JobLevel) { m_JobLevel = JobLevel; };
189 void setJobLevel(int32_t JobLevel) { m_JobLevel = JobLevel; };
190 void set_JobType(int32_t JobType) { m_JobType = JobType; };
191 void setJobType(int32_t JobType) { m_JobType = JobType; };
192 int32_t get_JobType() { return m_JobType; };
193 int32_t getJobType() { return m_JobType; };
194 int32_t get_JobLevel() { return m_JobLevel; };
195 int32_t getJobLevel() { return m_JobLevel; };
196 bool no_client_used() {
197 return (m_JobType == JT_MIGRATE || m_JobType == JT_COPY ||
198 m_JobLevel == L_VIRTUAL_FULL);
200 const char *get_OperationName(); /* in lib/jcr.c */
201 const char *get_ActionName(bool past); /* in lib/jcr.c */
202 void setJobStatus(int JobStatus); /* in lib/jcr.c */
203 bool JobReads(); /* in lib/jcr.c */
206 /* Global part of JCR common to all daemons */
207 dlink link; /* JCR chain link */
208 pthread_t my_thread_id; /* id of thread controlling jcr */
209 BSOCK *dir_bsock; /* Director bsock or NULL if we are him */
210 BSOCK *store_bsock; /* Storage connection socket */
211 BSOCK *file_bsock; /* File daemon connection socket */
212 JCR_free_HANDLER *daemon_free_jcr; /* Local free routine */
213 dlist *msg_queue; /* Queued messages */
214 alist job_end_push; /* Job end pushed calls */
215 bool dequeuing; /* dequeuing messages */
216 POOLMEM *VolumeName; /* Volume name desired -- pool_memory */
217 POOLMEM *errmsg; /* edited error message */
218 char Job[MAX_NAME_LENGTH]; /* Unique name of this Job */
219 char event[MAX_NAME_LENGTH]; /* Current event (python) */
220 uint32_t eventType; /* Current event type (plugin) */
222 uint32_t JobId; /* Director's JobId */
223 uint32_t VolSessionId;
224 uint32_t VolSessionTime;
225 uint32_t JobFiles; /* Number of files written, this job */
226 uint32_t JobErrors; /* Number of non-fatal errors this job */
227 uint32_t JobWarnings; /* Number of warning messages */
228 uint64_t JobBytes; /* Number of bytes processed this job */
229 uint64_t ReadBytes; /* Bytes read -- before compression */
230 FileId_t FileId; /* Last FileId used */
231 volatile int32_t JobStatus; /* ready, running, blocked, terminated */
232 int32_t JobPriority; /* Job priority */
233 time_t sched_time; /* job schedule time, i.e. when it should start */
234 time_t start_time; /* when job actually started */
235 time_t run_time; /* used for computing speed */
236 time_t end_time; /* job end time */
237 time_t wait_time_sum; /* cumulative wait time since job start */
238 time_t wait_time; /* timestamp when job have started to wait */
239 POOLMEM *client_name; /* client name */
240 POOLMEM *RestoreBootstrap; /* Bootstrap file to restore */
241 POOLMEM *stime; /* start time for incremental/differential */
242 char *sd_auth_key; /* SD auth key */
243 MSGS *jcr_msgs; /* Copy of message resource -- actually used */
244 uint32_t ClientId; /* Client associated with Job */
245 char *where; /* prefix to restore files to */
246 char *RegexWhere; /* file relocation in restore */
247 alist *where_bregexp; /* BREGEXP alist for path manipulation */
248 int32_t cached_pnl; /* cached path length */
249 POOLMEM *cached_path; /* cached path */
250 bool prefix_links; /* Prefix links with Where path */
251 bool gui; /* set if gui using console */
252 bool authenticated; /* set when client authenticated */
253 void *Python_job; /* Python Job Object */
254 void *Python_events; /* Python Events Object */
256 bool cached_attribute; /* set if attribute is cached */
257 POOLMEM *attr; /* Attribute string from SD */
258 B_DB *db; /* database pointer */
259 B_DB *db_batch; /* database pointer for batch and accurate */
260 bool batch_started; /* is batch mode already started ? */
261 ATTR_DBR *ar; /* DB attribute record */
262 guid_list *id_list; /* User/group id to name list */
263 bool accurate; /* true if job is accurate */
265 bpContext *plugin_ctx_list; /* list of contexts for plugins */
266 bpContext *plugin_ctx; /* current plugin context */
267 Plugin *plugin; /* plugin instance */
268 save_pkt *plugin_sp; /* plugin save packet */
269 char *plugin_options; /* user set options for plugin */
270 bool cmd_plugin; /* Set when processing a command Plugin = */
272 /* Daemon specific part of JCR */
273 /* This should be empty in the library */
275 #ifdef DIRECTOR_DAEMON
276 /* Director Daemon specific data part of JCR */
277 pthread_t SD_msg_chan; /* Message channel thread id */
278 pthread_cond_t term_wait; /* Wait for job termination */
279 workq_ele_t *work_item; /* Work queue item if scheduled */
280 volatile bool sd_msg_thread_done; /* Set when Storage message thread done */
281 BSOCK *ua; /* User agent */
282 JOB *job; /* Job resource */
283 JOB *verify_job; /* Job resource of verify previous job */
284 alist *rstorage; /* Read storage possibilities */
285 STORE *rstore; /* Selected read storage */
286 alist *wstorage; /* Write storage possibilities */
287 STORE *wstore; /* Selected write storage */
288 CLIENT *client; /* Client resource */
289 POOL *pool; /* Pool resource = write for migration */
290 POOL *rpool; /* Read pool. Used only in migration */
291 POOL *full_pool; /* Full backup pool resource */
292 POOL *inc_pool; /* Incremental backup pool resource */
293 POOL *diff_pool; /* Differential backup pool resource */
294 bool run_pool_override;
295 bool run_full_pool_override;
296 bool run_inc_pool_override;
297 bool run_diff_pool_override;
298 FILESET *fileset; /* FileSet resource */
299 CAT *catalog; /* Catalog resource */
300 MSGS *messages; /* Default message handler */
301 uint32_t SDJobFiles; /* Number of files written, this job */
302 uint64_t SDJobBytes; /* Number of bytes processed this job */
303 uint32_t SDErrors; /* Number of non-fatal errors */
304 volatile int32_t SDJobStatus; /* Storage Job Status */
305 volatile int32_t FDJobStatus; /* File daemon Job Status */
306 uint32_t ExpectedFiles; /* Expected restore files */
307 uint32_t MediaId; /* DB record IDs associated with this job */
308 uint32_t FileIndex; /* Last FileIndex processed */
309 POOLMEM *fname; /* name to put into catalog */
310 JOB_DBR jr; /* Job DB record for current job */
311 JOB_DBR previous_jr; /* previous job database record */
312 JOB *previous_job; /* Job resource of migration previous job */
313 JCR *mig_jcr; /* JCR for migration/copy job */
314 char FSCreateTime[MAX_TIME_LENGTH]; /* FileSet CreateTime as returned from DB */
315 char since[MAX_TIME_LENGTH]; /* since time */
317 JobId_t RestoreJobId; /* Id specified by UA */
318 JobId_t MigrateJobId;
320 POOLMEM *client_uname; /* client uname */
321 POOLMEM *pool_source; /* Where pool came from */
322 POOLMEM *rpool_source; /* Where migrate read pool came from */
323 POOLMEM *rstore_source; /* Where read storage came from */
324 POOLMEM *wstore_source; /* Where write storage came from */
325 POOLMEM *catalog_source; /* Where catalog came from */
326 uint32_t replace; /* Replace option */
327 int32_t NumVols; /* Number of Volume used in pool */
328 int32_t reschedule_count; /* Number of times rescheduled */
329 int32_t FDVersion; /* File daemon version number */
330 int64_t spool_size; /* Spool size for this job */
331 bool spool_data; /* Spool data in SD */
332 bool acquired_resource_locks; /* set if resource locks acquired */
333 bool term_wait_inited; /* Set when cond var inited */
334 bool fn_printed; /* printed filename */
335 bool write_part_after_job; /* Write part after job in SD */
336 bool needs_sd; /* set if SD needed by Job */
337 bool cloned; /* set if cloned */
338 bool unlink_bsr; /* Unlink bsr file created */
339 bool VSS; /* VSS used by FD */
340 bool Encrypt; /* Encryption used by FD */
341 bool stats_enabled; /* Keep all job records in a table for long term statistics */
342 bool no_maxtime; /* Don't check Max*Time for this JCR */
343 bool keep_sd_auth_key; /* Clear or not the SD auth key after connection*/
344 #endif /* DIRECTOR_DAEMON */
348 /* File Daemon specific part of JCR */
349 uint32_t num_files_examined; /* files examined this job */
350 POOLMEM *last_fname; /* last file saved/verified */
351 POOLMEM *acl_data; /* data with ACLs for backup/restore */
352 uint32_t acl_data_len; /* length of acl data buffer */
353 uint32_t total_acl_errors; /* numbers of errors encountered for acl backup/restore */
354 xattr_private_data_t *xpd; /* private data for xattr saving */
355 POOLMEM *xattr_data; /* data with Extended Attributes for backup/restore */
356 uint32_t xattr_data_len; /* length of xattr_data buffer */
357 uint32_t total_xattr_errors; /* numbers of errors encountered for xattr backup/restore */
358 int32_t last_type; /* type of last file saved/verified */
359 int incremental; /* set if incremental for SINCE */
360 utime_t mtime; /* begin time for SINCE */
361 int listing; /* job listing in estimate */
362 long Ticket; /* Ticket */
363 char *big_buf; /* I/O buffer */
364 POOLMEM *compress_buf; /* Compression buffer */
365 int32_t compress_buf_size; /* Length of compression buffer */
366 void *pZLIB_compress_workset; /* zlib compression session data */
367 int32_t replace; /* Replace options */
368 int32_t buf_size; /* length of buffer */
369 FF_PKT *ff; /* Find Files packet */
370 char stored_addr[MAX_NAME_LENGTH]; /* storage daemon address */
375 pthread_t heartbeat_id; /* id of heartbeat thread */
376 volatile bool hb_started; /* heartbeat running */
377 BSOCK *hb_bsock; /* duped SD socket */
378 BSOCK *hb_dir_bsock; /* duped DIR socket */
379 alist *RunScripts; /* Commands to run before and after job */
380 CRYPTO_CTX crypto; /* Crypto ctx */
381 DIRRES* director; /* Director resource */
382 bool VSS; /* VSS used by FD */
383 bool multi_restore; /* Dir can do multiple storage restore */
384 htable *file_list; /* Previous file list (accurate mode) */
385 #endif /* FILE_DAEMON */
388 #ifdef STORAGE_DAEMON
389 /* Storage Daemon specific part of JCR */
390 JCR *next_dev; /* next JCR attached to device */
391 JCR *prev_dev; /* previous JCR attached to device */
392 char *dir_auth_key; /* Dir auth key */
393 pthread_cond_t job_start_wait; /* Wait for FD to start Job */
395 DCR *read_dcr; /* device context for reading */
396 DCR *dcr; /* device context record */
397 alist *dcrs; /* list of dcrs open */
398 POOLMEM *job_name; /* base Job name (not unique) */
399 POOLMEM *fileset_name; /* FileSet */
400 POOLMEM *fileset_md5; /* MD5 for FileSet */
401 VOL_LIST *VolList; /* list to read */
402 int32_t NumWriteVolumes; /* number of volumes written */
403 int32_t NumReadVolumes; /* total number of volumes to read */
404 int32_t CurReadVolume; /* current read volume number */
405 int32_t label_errors; /* count of label errors */
407 long Ticket; /* ticket for this job */
408 bool ignore_label_errors; /* ignore Volume label errors */
409 bool spool_attributes; /* set if spooling attributes */
410 bool no_attributes; /* set if no attributes wanted */
411 int64_t spool_size; /* Spool size for this job */
412 bool spool_data; /* set to spool data */
413 int32_t CurVol; /* Current Volume count */
414 DIRRES* director; /* Director resource */
415 alist *write_store; /* list of write storage devices sent by DIR */
416 alist *read_store; /* list of read devices sent by DIR */
417 alist *reserve_msgs; /* reserve fail messages */
418 bool write_part_after_job; /* Set to write part after job */
419 bool PreferMountedVols; /* Prefer mounted vols rather than new */
421 /* Parmaters for Open Read Session */
422 BSR *bsr; /* Bootstrap record -- has everything */
423 bool mount_next_volume; /* set to cause next volume mount */
424 uint32_t read_VolSessionId;
425 uint32_t read_VolSessionTime;
426 uint32_t read_StartFile;
427 uint32_t read_EndFile;
428 uint32_t read_StartBlock;
429 uint32_t read_EndBlock;
430 /* Device wait times */
433 int32_t max_num_wait;
435 int32_t rem_wait_sec;
437 #endif /* STORAGE_DAEMON */
442 * Setting a NULL in tsd doesn't clear the tsd but instead tells
443 * pthreads not to call the tsd destructor. Consequently, we
444 * define this *invalid* jcr address and stuff it in the tsd
445 * when the jcr is not valid.
447 #define INVALID_JCR ((JCR *)(-1))
451 * Structure for all daemons that keeps some summary
452 * info on the last job run.
456 int32_t Errors; /* FD/SD errors */
461 uint32_t VolSessionId;
462 uint32_t VolSessionTime;
467 char Job[MAX_NAME_LENGTH];
470 extern struct s_last_job last_job;
471 extern DLL_IMP_EXP dlist * last_jobs;
474 /* The following routines are found in lib/jcr.c */
475 extern int get_next_jobid_from_list(char **p, uint32_t *JobId);
476 extern bool init_jcr_subsystem(void);
477 extern JCR *new_jcr(int size, JCR_free_HANDLER *daemon_free_jcr);
478 extern JCR *get_jcr_by_id(uint32_t JobId);
479 extern JCR *get_jcr_by_session(uint32_t SessionId, uint32_t SessionTime);
480 extern JCR *get_jcr_by_partial_name(char *Job);
481 extern JCR *get_jcr_by_full_name(char *Job);
482 extern JCR *get_next_jcr(JCR *jcr);
483 extern void set_jcr_job_status(JCR *jcr, int JobStatus);
484 extern int DLL_IMP_EXP num_jobs_run;
487 extern void b_free_jcr(const char *file, int line, JCR *jcr);
488 #define free_jcr(jcr) b_free_jcr(__FILE__, __LINE__, (jcr))
490 extern void free_jcr(JCR *jcr);
493 /* Used to display specific job information after a fatal signal */
494 typedef void (dbg_jcr_hook_t)(JCR *jcr, FILE *fp);
495 extern void dbg_jcr_add_hook(dbg_jcr_hook_t *fct);
497 #endif /* __JCR_H_ */