2 Bacula® - The Network Backup Solution
4 Copyright (C) 2000-2007 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 John Walker.
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 */
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 'c' /* 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_COPY 'C' /* Copy Job */
67 #define JT_MIGRATE 'g' /* Migration Job */
68 #define JT_SCAN 'S' /* Scan Job */
70 /* Job Status. Some of these are stored in the DB */
71 #define JS_Created 'C' /* created but not yet running */
72 #define JS_Running 'R' /* running */
73 #define JS_Blocked 'B' /* blocked */
74 #define JS_Terminated 'T' /* terminated normally */
75 #define JS_ErrorTerminated 'E' /* Job terminated in error */
76 #define JS_Error 'e' /* Non-fatal error */
77 #define JS_FatalError 'f' /* Fatal error */
78 #define JS_Differences 'D' /* Verify differences */
79 #define JS_Canceled 'A' /* canceled by user */
80 #define JS_WaitFD 'F' /* waiting on File daemon */
81 #define JS_WaitSD 'S' /* waiting on the Storage daemon */
82 #define JS_WaitMedia 'm' /* waiting for new media */
83 #define JS_WaitMount 'M' /* waiting for Mount */
84 #define JS_WaitStoreRes 's' /* Waiting for storage resource */
85 #define JS_WaitJobRes 'j' /* Waiting for job resource */
86 #define JS_WaitClientRes 'c' /* Waiting for Client resource */
87 #define JS_WaitMaxJobs 'd' /* Waiting for maximum jobs */
88 #define JS_WaitStartTime 't' /* Waiting for start time */
89 #define JS_WaitPriority 'p' /* Waiting for higher priority jobs to finish */
91 /* Migration selection types */
103 #define job_canceled(jcr) \
104 (jcr->JobStatus == JS_Canceled || \
105 jcr->JobStatus == JS_ErrorTerminated || \
106 jcr->JobStatus == JS_FatalError)
108 #define foreach_jcr(jcr) \
109 for (jcr=jcr_walk_start(); jcr; (jcr=jcr_walk_next(jcr)) )
111 #define endeach_jcr(jcr) jcr_walk_end(jcr)
116 /* Forward referenced structures */
122 typedef void (JCR_free_HANDLER)(JCR *jcr);
124 /* Job Control Record (JCR) */
127 pthread_mutex_t mutex; /* jcr mutex */
128 volatile int _use_count; /* use count */
130 void lock() {P(mutex); };
131 void unlock() {V(mutex); };
132 void inc_use_count(void) {lock(); _use_count++; unlock(); };
133 void dec_use_count(void) {lock(); _use_count--; unlock(); };
134 int use_count() { return _use_count; };
135 void init_mutex(void) {pthread_mutex_init(&mutex, NULL); };
136 void destroy_mutex(void) {pthread_mutex_destroy(&mutex); };
137 bool is_job_canceled() {return job_canceled(this); };
139 /* Global part of JCR common to all daemons */
140 dlink link; /* JCR chain link */
141 pthread_t my_thread_id; /* id of thread controlling jcr */
142 BSOCK *dir_bsock; /* Director bsock or NULL if we are him */
143 BSOCK *store_bsock; /* Storage connection socket */
144 BSOCK *file_bsock; /* File daemon connection socket */
145 JCR_free_HANDLER *daemon_free_jcr; /* Local free routine */
146 dlist *msg_queue; /* Queued messages */
147 alist job_end_push; /* Job end pushed calls */
148 bool dequeuing; /* dequeuing messages */
149 POOLMEM *VolumeName; /* Volume name desired -- pool_memory */
150 POOLMEM *errmsg; /* edited error message */
151 char Job[MAX_NAME_LENGTH]; /* Unique name of this Job */
152 char event[MAX_NAME_LENGTH]; /* Current event */
153 uint32_t JobId; /* Director's JobId */
154 uint32_t VolSessionId;
155 uint32_t VolSessionTime;
156 uint32_t JobFiles; /* Number of files written, this job */
157 uint32_t JobErrors; /* */
158 uint64_t JobBytes; /* Number of bytes processed this job */
159 uint64_t ReadBytes; /* Bytes read -- before compression */
160 uint32_t Errors; /* Number of non-fatal errors */
161 volatile int JobStatus; /* ready, running, blocked, terminated */
162 int JobType; /* backup, restore, verify ... */
163 int JobLevel; /* Job level */
164 int JobPriority; /* Job priority */
165 time_t sched_time; /* job schedule time, i.e. when it should start */
166 time_t start_time; /* when job actually started */
167 time_t run_time; /* used for computing speed */
168 time_t end_time; /* job end time */
169 POOLMEM *client_name; /* client name */
170 POOLMEM *RestoreBootstrap; /* Bootstrap file to restore */
171 POOLMEM *stime; /* start time for incremental/differential */
172 char *sd_auth_key; /* SD auth key */
173 MSGS *jcr_msgs; /* Copy of message resource -- actually used */
174 uint32_t ClientId; /* Client associated with Job */
175 char *where; /* prefix to restore files to */
176 char *RegexWhere; /* file relocation in restore */
177 alist *where_bregexp; /* BREGEXP alist for path manipulation */
178 int cached_pnl; /* cached path length */
179 POOLMEM *cached_path; /* cached path */
180 bool prefix_links; /* Prefix links with Where path */
181 bool gui; /* set if gui using console */
182 bool authenticated; /* set when client authenticated */
183 void *Python_job; /* Python Job Object */
184 void *Python_events; /* Python Events Object */
186 bool cached_attribute; /* set if attribute is cached */
187 POOLMEM *attr; /* Attribute string from SD */
188 B_DB *db; /* database pointer */
189 B_DB *db_batch; /* database pointer for batch insert */
190 ATTR_DBR *ar; /* DB attribute record */
192 /* Daemon specific part of JCR */
193 /* This should be empty in the library */
195 #ifdef DIRECTOR_DAEMON
196 /* Director Daemon specific data part of JCR */
197 pthread_t SD_msg_chan; /* Message channel thread id */
198 pthread_cond_t term_wait; /* Wait for job termination */
199 workq_ele_t *work_item; /* Work queue item if scheduled */
200 volatile bool sd_msg_thread_done; /* Set when Storage message thread terms */
201 BSOCK *ua; /* User agent */
202 JOB *job; /* Job resource */
203 JOB *verify_job; /* Job resource of verify previous job */
204 alist *rstorage; /* Read storage possibilities */
205 STORE *rstore; /* Selected read storage */
206 alist *wstorage; /* Write storage possibilities */
207 STORE *wstore; /* Selected write storage */
208 CLIENT *client; /* Client resource */
209 POOL *pool; /* Pool resource = write for migration */
210 POOL *rpool; /* Read pool. Used only in migration */
211 POOL *full_pool; /* Full backup pool resource */
212 POOL *inc_pool; /* Incremental backup pool resource */
213 POOL *diff_pool; /* Differential backup pool resource */
214 bool run_pool_override;
215 bool run_full_pool_override;
216 bool run_inc_pool_override;
217 bool run_diff_pool_override;
218 FILESET *fileset; /* FileSet resource */
219 CAT *catalog; /* Catalog resource */
220 MSGS *messages; /* Default message handler */
221 uint32_t SDJobFiles; /* Number of files written, this job */
222 uint64_t SDJobBytes; /* Number of bytes processed this job */
223 uint32_t SDErrors; /* Number of non-fatal errors */
224 volatile int SDJobStatus; /* Storage Job Status */
225 volatile int FDJobStatus; /* File daemon Job Status */
226 uint32_t ExpectedFiles; /* Expected restore files */
227 uint32_t MediaId; /* DB record IDs associated with this job */
228 FileId_t FileId; /* Last file id inserted */
229 uint32_t FileIndex; /* Last FileIndex processed */
230 POOLMEM *fname; /* name to put into catalog */
231 JOB_DBR jr; /* Job DB record for current job */
232 JOB_DBR previous_jr; /* previous job database record */
233 JOB *previous_job; /* Job resource of migration previous job */
234 JCR *mig_jcr; /* JCR for migration/copy job */
235 char FSCreateTime[MAX_TIME_LENGTH]; /* FileSet CreateTime as returned from DB */
236 char since[MAX_TIME_LENGTH]; /* since time */
238 JobId_t RestoreJobId; /* Id specified by UA */
239 JobId_t MigrateJobId;
241 POOLMEM *client_uname; /* client uname */
242 POOLMEM *pool_source; /* Where pool came from */
243 POOLMEM *rpool_source; /* Where migrate read pool came from */
244 POOLMEM *rstore_source; /* Where read storage came from */
245 POOLMEM *wstore_source; /* Where write storage came from */
246 int replace; /* Replace option */
247 int NumVols; /* Number of Volume used in pool */
248 int reschedule_count; /* Number of times rescheduled */
249 bool spool_data; /* Spool data in SD */
250 bool acquired_resource_locks; /* set if resource locks acquired */
251 bool term_wait_inited; /* Set when cond var inited */
252 bool fn_printed; /* printed filename */
253 bool write_part_after_job; /* Write part after job in SD */
254 bool needs_sd; /* set if SD needed by Job */
255 bool cloned; /* set if cloned */
256 bool unlink_bsr; /* Unlink bsr file created */
257 bool VSS; /* VSS used by FD */
258 bool Encrypt; /* Encryption used by FD */
259 #endif /* DIRECTOR_DAEMON */
263 /* File Daemon specific part of JCR */
264 uint32_t num_files_examined; /* files examined this job */
265 POOLMEM *last_fname; /* last file saved/verified */
266 POOLMEM *acl_text; /* text of ACL for backup */
267 int last_type; /* type of last file saved/verified */
268 /*********FIXME********* add missing files and files to be retried */
269 int incremental; /* set if incremental for SINCE */
270 time_t mtime; /* begin time for SINCE */
271 int listing; /* job listing in estimate */
272 long Ticket; /* Ticket */
273 char *big_buf; /* I/O buffer */
274 POOLMEM *compress_buf; /* Compression buffer */
275 int32_t compress_buf_size; /* Length of compression buffer */
276 void *pZLIB_compress_workset; /* zlib compression session data */
277 int replace; /* Replace options */
278 int buf_size; /* length of buffer */
279 FF_PKT *ff; /* Find Files packet */
280 char stored_addr[MAX_NAME_LENGTH]; /* storage daemon address */
285 pthread_t heartbeat_id; /* id of heartbeat thread */
286 volatile BSOCK *hb_bsock; /* duped SD socket */
287 volatile BSOCK *hb_dir_bsock; /* duped DIR socket */
288 alist *RunScripts; /* Commands to run before and after job */
289 bool pki_sign; /* Enable PKI Signatures? */
290 bool pki_encrypt; /* Enable PKI Encryption? */
291 DIGEST *digest; /* Last file's digest context */
292 X509_KEYPAIR *pki_keypair; /* Encryption key pair */
293 alist *pki_signers; /* Trusted Signers */
294 alist *pki_recipients; /* Trusted Recipients */
295 CRYPTO_SESSION *pki_session; /* PKE Public Keys + Symmetric Session Keys */
296 uint8_t *pki_session_encoded; /* Cached DER-encoded copy of pki_session */
297 int32_t pki_session_encoded_size; /* Size of DER-encoded pki_session */
298 POOLMEM *crypto_buf; /* Encryption/Decryption buffer */
299 DIRRES* director; /* Director resource */
300 #endif /* FILE_DAEMON */
303 #ifdef STORAGE_DAEMON
304 /* Storage Daemon specific part of JCR */
305 JCR *next_dev; /* next JCR attached to device */
306 JCR *prev_dev; /* previous JCR attached to device */
307 pthread_cond_t job_start_wait; /* Wait for FD to start Job */
309 DCR *read_dcr; /* device context for reading */
310 DCR *dcr; /* device context record */
311 alist *dcrs; /* list of dcrs open */
312 POOLMEM *job_name; /* base Job name (not unique) */
313 POOLMEM *fileset_name; /* FileSet */
314 POOLMEM *fileset_md5; /* MD5 for FileSet */
315 VOL_LIST *VolList; /* list to read */
316 int32_t NumWriteVolumes; /* number of volumes written */
317 int32_t NumReadVolumes; /* total number of volumes to read */
318 int32_t CurReadVolume; /* current read volume number */
319 int label_errors; /* count of label errors */
321 long Ticket; /* ticket for this job */
322 bool ignore_label_errors; /* ignore Volume label errors */
323 bool spool_attributes; /* set if spooling attributes */
324 bool no_attributes; /* set if no attributes wanted */
325 bool spool_data; /* set to spool data */
326 int CurVol; /* Current Volume count */
327 DIRRES* director; /* Director resource */
328 alist *write_store; /* list of write storage devices sent by DIR */
329 alist *read_store; /* list of read devices sent by DIR */
330 alist *reserve_msgs; /* reserve fail messages */
331 bool write_part_after_job; /* Set to write part after job */
332 bool PreferMountedVols; /* Prefer mounted vols rather than new */
334 uint32_t FileId; /* Last file id inserted */
336 /* Parmaters for Open Read Session */
337 BSR *bsr; /* Bootstrap record -- has everything */
338 bool mount_next_volume; /* set to cause next volume mount */
339 uint32_t read_VolSessionId;
340 uint32_t read_VolSessionTime;
341 uint32_t read_StartFile;
342 uint32_t read_EndFile;
343 uint32_t read_StartBlock;
344 uint32_t read_EndBlock;
345 /* Device wait times */
353 #endif /* STORAGE_DAEMON */
358 * Structure for all daemons that keeps some summary
359 * info on the last job run.
363 int Errors; /* FD/SD errors */
368 uint32_t VolSessionId;
369 uint32_t VolSessionTime;
374 char Job[MAX_NAME_LENGTH];
377 extern struct s_last_job last_job;
378 extern DLL_IMP_EXP dlist * last_jobs;
381 /* The following routines are found in lib/jcr.c */
382 extern bool init_jcr_subsystem(void);
383 extern JCR *new_jcr(int size, JCR_free_HANDLER *daemon_free_jcr);
384 extern JCR *get_jcr_by_id(uint32_t JobId);
385 extern JCR *get_jcr_by_session(uint32_t SessionId, uint32_t SessionTime);
386 extern JCR *get_jcr_by_partial_name(char *Job);
387 extern JCR *get_jcr_by_full_name(char *Job);
388 extern JCR *get_next_jcr(JCR *jcr);
389 extern void set_jcr_job_status(JCR *jcr, int JobStatus);
390 extern int DLL_IMP_EXP num_jobs_run;
393 extern void b_free_jcr(const char *file, int line, JCR *jcr);
394 #define free_jcr(jcr) b_free_jcr(__FILE__, __LINE__, (jcr))
396 extern void free_jcr(JCR *jcr);
399 #endif /* __JCR_H_ */