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805e021f CE |
1 | /* |
2 | * Copyright 2000, International Business Machines Corporation and others. | |
3 | * All Rights Reserved. | |
4 | * | |
5 | * This software has been released under the terms of the IBM Public | |
6 | * License. For details, see the LICENSE file in the top-level source | |
7 | * directory or online at http://www.openafs.org/dl/license10.html | |
8 | */ | |
9 | ||
10 | #include <afsconfig.h> | |
11 | #include <afs/param.h> | |
12 | ||
13 | #include <roken.h> | |
14 | ||
15 | #include <rx/xdr.h> | |
16 | #include <rx/rx.h> | |
17 | #include <lwp.h> | |
18 | #include <lock.h> | |
19 | #include <afs/tcdata.h> | |
20 | #include <afs/bubasics.h> | |
21 | #include <afs/budb_client.h> | |
22 | #include <afs/butm_prototypes.h> | |
23 | #include <afs/vldbint.h> | |
24 | #include <afs/ktime.h> | |
25 | #include <afs/vlserver.h> | |
26 | #include <afs/afsint.h> | |
27 | #include <afs/volser.h> | |
28 | #include <afs/volser_prototypes.h> | |
29 | #include <afs/volint.h> | |
30 | #include <afs/cellconfig.h> | |
31 | #include <afs/bucoord_prototypes.h> | |
32 | ||
33 | #include "butc_internal.h" | |
34 | #include "error_macros.h" | |
35 | #include "butc_xbsa.h" | |
36 | #include "afs/butx.h" | |
37 | ||
38 | /* GLOBAL CONFIGURATION PARAMETERS */ | |
39 | extern int dump_namecheck; | |
40 | extern int queryoperator; | |
41 | extern int isafile; | |
42 | extern int forcemultiple; | |
43 | ||
44 | extern struct ubik_client *cstruct; | |
45 | dlqlinkT savedEntries; | |
46 | dlqlinkT entries_to_flush; | |
47 | ||
48 | extern afs_int32 groupId; | |
49 | extern afs_int32 BufferSize; | |
50 | extern afs_int32 statusSize; | |
51 | extern FILE *centralLogIO; | |
52 | afs_int32 lastPass = 0; | |
53 | #ifdef xbsa | |
54 | extern afs_int32 xbsaType; | |
55 | char *butcdumpIdStr = "/backup_afs_volume_dumps"; | |
56 | extern struct butx_transactionInfo butxInfo; | |
57 | extern char *xbsaObjectOwner; | |
58 | extern char *appObjectOwner; | |
59 | extern char *xbsaSecToken; | |
60 | extern char *xbsalGName; | |
61 | extern char *globalButcLog; | |
62 | #endif /*xbsa */ | |
63 | ||
64 | afs_int32 dataSize; /* Size of data to read on each rx_Read() call */ | |
65 | afs_int32 tapeblocks; /* Number of 16K tape datablocks in buffer (!CONF_XBSA) */ | |
66 | ||
67 | /* TBD | |
68 | * | |
69 | * Done 1) dump id generation | |
70 | * Done xx) volume fragment number accounting !! I think. | |
71 | * 2) check abort - check after subroutine calls | |
72 | * Done 3) trailer anomaly | |
73 | * 4) trailer damage indicator after partial dumps ( affects scandump ) | |
74 | * Done 5) Ensure mount failure logged | |
75 | * 6) Ensure bucoord status calls work | |
76 | * | |
77 | * notes | |
78 | * pass 3: | |
79 | * keep token timeout. If no user reponse (idle time > some period) | |
80 | * and tokens about to time out, terminate dump. This provides at | |
81 | * least something usable. | |
82 | */ | |
83 | ||
84 | struct dumpRock { | |
85 | /* status only */ | |
86 | int tapeSeq; | |
87 | int curVolume; /* index in dumpNode of volume */ | |
88 | int curVolumeStatus; /* more explicit dump state */ | |
89 | afs_uint32 curVolStartPos; /* Starting position of the current volume */ | |
90 | afs_uint32 databaseDumpId; /* real dump id, for db */ | |
91 | afs_uint32 initialDumpId; /* the initial dump, for appended dumps */ | |
92 | afs_int32 volumesDumped; /* # volumes successfully dumped */ | |
93 | afs_int32 volumesFailed; /* # volumes that failed to dump */ | |
94 | afs_int32 volumesNotDumped; /* # volumes that were not dumped (didn't fail) */ | |
95 | ||
96 | /* tape management */ | |
97 | char tapeName[TC_MAXTAPENAMELEN]; | |
98 | struct butm_tapeInfo *tapeInfoPtr; | |
99 | struct butm_tapeLabel tapeLabel; | |
100 | int wroteLabel; /* If the tape label is written */ | |
101 | ||
102 | /* database information */ | |
103 | struct budb_dumpEntry lastDump; /* the last dump of this volset */ | |
104 | struct budb_dumpEntry dump; /* current dump */ | |
105 | struct budb_tapeEntry tape; /* current tape, not used -VA */ | |
106 | ||
107 | /* links to existing info */ | |
108 | struct dumpNode *node; | |
109 | }; | |
110 | ||
111 | /* Forward declarations */ | |
112 | ||
113 | int makeVolumeHeader(struct volumeHeader *, struct dumpRock *, int); | |
114 | int volumeHeader_hton(struct volumeHeader *, struct volumeHeader *); | |
115 | char retryPrompt(char *, afs_int32, afs_uint32); | |
116 | int getDumpTape(struct dumpRock *, int, afs_int32); | |
117 | int getXBSATape(struct dumpRock *); | |
118 | afs_int32 createDump(struct dumpRock *); | |
119 | ||
120 | /* configuration variables */ | |
121 | #define HITEOT(code) ((code == BUTM_IO) || (code == BUTM_EOT) || (code == BUTM_IOCTL)) | |
122 | extern int autoQuery; | |
123 | extern int maxpass; | |
124 | ||
125 | afs_int32 tc_EndMargin; | |
126 | afs_int32 tc_KEndMargin; | |
127 | static char *bufferBlock; | |
128 | ||
129 | /* compute the absolute expiration date */ | |
130 | afs_int32 | |
131 | calcExpirationDate(afs_int32 expType, afs_int32 expDate, afs_int32 createTime) | |
132 | { | |
133 | struct ktime_date kd; | |
134 | ||
135 | switch (expType) { | |
136 | case BC_REL_EXPDATE: | |
137 | /* expiration date is relative to the creation time of the dump. | |
138 | * This is the only case that requires any work | |
139 | */ | |
140 | Int32To_ktimeRelDate(expDate, &kd); | |
141 | return (Add_RelDate_to_Time(&kd, createTime)); | |
142 | ||
143 | case BC_ABS_EXPDATE: | |
144 | return (expDate); | |
145 | ||
146 | case BC_NO_EXPDATE: | |
147 | default: | |
148 | return (0); | |
149 | } | |
150 | } | |
151 | ||
152 | afs_uint32 curr_bserver = 0; | |
153 | struct rx_connection *curr_fromconn = (struct rx_connection *)0; | |
154 | ||
155 | struct rx_connection * | |
156 | Bind(afs_uint32 server) | |
157 | { | |
158 | if (curr_fromconn) { | |
159 | if (curr_bserver == server) /* Keep connection if have it */ | |
160 | return (curr_fromconn); | |
161 | ||
162 | rx_DestroyConnection(curr_fromconn); /* Otherwise get rid of it */ | |
163 | curr_fromconn = (struct rx_connection *)0; | |
164 | curr_bserver = 0; | |
165 | } | |
166 | ||
167 | if (server) { | |
168 | curr_fromconn = UV_Bind(server, AFSCONF_VOLUMEPORT); /* Establish new connection */ | |
169 | if (curr_fromconn) | |
170 | curr_bserver = server; | |
171 | } | |
172 | ||
173 | return (curr_fromconn); | |
174 | } | |
175 | ||
176 | /* notes | |
177 | * 1) save the chunksize or otherwise ensure tape space remaining is | |
178 | * check frequently enough | |
179 | * 2) This is called once. For partial dumps, need to | |
180 | * ensure that the tape device is left in the correct state for | |
181 | * further dumps. | |
182 | * | |
183 | */ | |
184 | #define BIGCHUNK 102400 | |
185 | ||
186 | afs_int32 | |
187 | dumpVolume(struct tc_dumpDesc * curDump, struct dumpRock * dparamsPtr) | |
188 | { | |
189 | struct butm_tapeInfo *tapeInfoPtr = dparamsPtr->tapeInfoPtr; | |
190 | struct dumpNode *nodePtr = dparamsPtr->node; | |
191 | afs_int32 taskId = nodePtr->taskID; | |
192 | char *buffer; | |
193 | int fragmentNumber; | |
194 | afs_int32 volumeFlags; | |
195 | afs_int32 kRemaining; | |
196 | afs_int32 rc, code = 0; | |
197 | afs_int32 toread; | |
198 | afs_uint32 volBytesRead; | |
199 | afs_uint32 chunkSize; | |
200 | afs_int32 bytesread; /* rx reads */ | |
201 | int endofvolume = 0; /* Have we read all volume data */ | |
202 | int indump = 0; | |
203 | int fragmentvolume; | |
204 | struct volumeHeader hostVolumeHeader; | |
205 | ||
206 | struct rx_call *fromcall = (struct rx_call *)0; | |
207 | struct rx_connection *fromconn; | |
208 | afs_int32 updatedate, fromtid = 0; | |
209 | volEntries volumeInfo; | |
210 | afs_int32 bytesWritten; | |
211 | afs_uint32 statuscount = statusSize, tsize = 0; | |
212 | ||
213 | dparamsPtr->curVolumeStatus = DUMP_NOTHING; | |
214 | ||
215 | fromconn = Bind(htonl(curDump->hostAddr)); /* get connection to the server */ | |
216 | ||
217 | /* Determine when the volume was last cloned and updated */ | |
218 | volumeInfo.volEntries_val = (volintInfo *) 0; | |
219 | volumeInfo.volEntries_len = 0; | |
220 | rc = AFSVolListOneVolume(fromconn, curDump->partition, curDump->vid, | |
221 | &volumeInfo); | |
222 | if (rc) | |
223 | ERROR_EXIT(rc); | |
224 | updatedate = volumeInfo.volEntries_val[0].updateDate; | |
225 | curDump->cloneDate = | |
226 | ((curDump->vtype == | |
227 | RWVOL) ? time(0) : volumeInfo.volEntries_val[0].creationDate); | |
228 | ||
229 | if (curDump->date >= curDump->cloneDate) | |
230 | ERROR_EXIT(0); /* not recloned since last dump */ | |
231 | if (curDump->date > updatedate) { | |
232 | dparamsPtr->curVolumeStatus = DUMP_NODUMP; /* not modified since last dump */ | |
233 | ERROR_EXIT(0); | |
234 | } | |
235 | ||
236 | /* Start the volserver transaction and dump */ | |
237 | rc = AFSVolTransCreate(fromconn, curDump->vid, curDump->partition, ITBusy, | |
238 | &fromtid); | |
239 | if (rc) | |
240 | ERROR_EXIT(rc); | |
241 | fromcall = rx_NewCall(fromconn); | |
242 | ||
243 | rc = StartAFSVolDump(fromcall, fromtid, curDump->date); | |
244 | if (rc) | |
245 | ERROR_EXIT(rc); | |
246 | ||
247 | dparamsPtr->curVolumeStatus = DUMP_PARTIAL; | |
248 | dparamsPtr->curVolStartPos = tapeInfoPtr->position; | |
249 | ||
250 | /* buffer is place in bufferBlock to write volume data. | |
251 | * butm_writeFileData() assumes the previous BUTM_HDRSIZE bytes | |
252 | * is available to write the tape block header. | |
253 | */ | |
254 | buffer = bufferBlock + BUTM_HDRSIZE; | |
255 | ||
256 | /* Dump one volume fragment at a time until we dump the full volume. | |
257 | * A volume with more than 1 fragment means the volume will 'span' | |
258 | * 2 or more tapes. | |
259 | */ | |
260 | for (fragmentNumber = 1; !endofvolume; fragmentNumber++) { /*frag */ | |
261 | rc = butm_WriteFileBegin(tapeInfoPtr); | |
262 | if (rc) { | |
263 | ErrorLog(1, taskId, rc, tapeInfoPtr->error, | |
264 | "Can't write FileBegin on tape\n"); | |
265 | ERROR_EXIT(rc); | |
266 | } | |
267 | indump = 1; /* first write to tape */ | |
268 | ||
269 | /* Create and Write the volume header */ | |
270 | makeVolumeHeader(&hostVolumeHeader, dparamsPtr, fragmentNumber); | |
271 | hostVolumeHeader.contd = ((fragmentNumber == 1) ? 0 : TC_VOLCONTD); | |
272 | volumeHeader_hton(&hostVolumeHeader, (struct volumeHeader *)buffer); | |
273 | ||
274 | rc = butm_WriteFileData(tapeInfoPtr, buffer, 1, | |
275 | sizeof(hostVolumeHeader)); | |
276 | if (rc) { | |
277 | ErrorLog(1, taskId, rc, tapeInfoPtr->error, | |
278 | "Can't write VolumeHeader on tape\n"); | |
279 | ERROR_EXIT(rc); | |
280 | } | |
281 | ||
282 | bytesWritten = BUTM_BLOCKSIZE; /* Wrote one tapeblock */ | |
283 | tsize += bytesWritten; | |
284 | ||
285 | /* Start reading volume data, rx_Read(), and dumping to the tape | |
286 | * until we've dumped the entire volume (endofvolume == 1). We can | |
287 | * exit this loop early if we find we are close to the end of the | |
288 | * tape; in which case we dump the next fragment on the next tape. | |
289 | */ | |
290 | volBytesRead = 0; | |
291 | chunkSize = 0; | |
292 | fragmentvolume = 0; | |
293 | while (!endofvolume && !fragmentvolume) { /*w */ | |
294 | /* Check for abort in the middle of writing data */ | |
295 | if (volBytesRead >= chunkSize) { | |
296 | chunkSize += BIGCHUNK; | |
297 | if (checkAbortByTaskId(taskId)) | |
298 | ABORT_EXIT(TC_ABORTEDBYREQUEST); | |
299 | ||
300 | /* set bytes dumped for backup */ | |
301 | lock_Status(); | |
302 | nodePtr->statusNodePtr->nKBytes = tapeInfoPtr->kBytes; | |
303 | unlock_Status(); | |
304 | } | |
305 | ||
306 | /* Determine how much data to read in upcoming RX_Read() call */ | |
307 | toread = dataSize; | |
308 | /* Check if we are close to the EOT. There should at least be some | |
309 | * data on the tape before it is switched. HACK: we have to split a | |
310 | * volume across tapes because the volume trailer says the dump | |
311 | * continues on the next tape (and not the filemark). This could | |
312 | * result in a volume starting on one tape (no volume data dumped) and | |
313 | * continued on the next tape. It'll work, just requires restore to | |
314 | * switch tapes. This allows many small volumes (<16K) to be dumped. | |
315 | */ | |
316 | kRemaining = butm_remainingKSpace(tapeInfoPtr); | |
317 | if ((kRemaining < tc_KEndMargin) | |
318 | && (volBytesRead | |
319 | || (tapeInfoPtr->position > (isafile ? 3 : 2)))) { | |
320 | fragmentvolume = 1; | |
321 | } | |
322 | ||
323 | ||
324 | /* Guess at how much data to read. So we don't write off end of tape */ | |
325 | if (kRemaining < (tapeblocks * 16)) { | |
326 | if (kRemaining < 0) { | |
327 | toread = BUTM_BLKSIZE; | |
328 | } else { | |
329 | toread = ((kRemaining / 16) + 1) * BUTM_BLKSIZE; | |
330 | if (toread > dataSize) | |
331 | toread = dataSize; | |
332 | } | |
333 | } | |
334 | ||
335 | #ifdef xbsa | |
336 | /* Set aside space for the trailing volume header when using large buffers. */ | |
337 | if (XBSAMAXBUFFER < toread + sizeof(hostVolumeHeader)) { | |
338 | toread = XBSAMAXBUFFER - sizeof(hostVolumeHeader); | |
339 | } | |
340 | #endif | |
341 | ||
342 | /* Read some volume data. */ | |
343 | if (fragmentvolume) { | |
344 | bytesread = 0; | |
345 | } else { | |
346 | bytesread = rx_Read(fromcall, buffer, toread); | |
347 | volBytesRead += bytesread; | |
348 | if (bytesread != toread) { | |
349 | /* Make sure were at end of volume and not a communication error */ | |
350 | rc = rx_Error(fromcall); | |
351 | if (rc) | |
352 | ERROR_EXIT(rc); | |
353 | endofvolume = 1; | |
354 | } | |
355 | } | |
356 | ||
357 | if (fragmentvolume || endofvolume) { | |
358 | /* Create a volume trailer appending it to this data block */ | |
359 | makeVolumeHeader(&hostVolumeHeader, dparamsPtr, | |
360 | fragmentNumber); | |
361 | hostVolumeHeader.contd = (endofvolume ? 0 : TC_VOLCONTD); | |
362 | hostVolumeHeader.magic = TC_VOLENDMAGIC; | |
363 | hostVolumeHeader.endTime = (endofvolume ? time(0) : 0); | |
364 | volumeHeader_hton(&hostVolumeHeader, (struct volumeHeader *)&buffer[bytesread]); | |
365 | bytesread += sizeof(hostVolumeHeader); | |
366 | } | |
367 | ||
368 | /* Write the datablock out */ | |
369 | /* full data buffer - write it to tape */ | |
370 | rc = butm_WriteFileData(tapeInfoPtr, buffer, tapeblocks, | |
371 | bytesread); | |
372 | if (rc) { | |
373 | ErrorLog(1, taskId, rc, tapeInfoPtr->error, | |
374 | "Can't write VolumeData on tape\n"); | |
375 | ERROR_EXIT(rc); | |
376 | } | |
377 | bytesWritten = tapeblocks * BUTM_BLOCKSIZE; | |
378 | tsize += bytesWritten; | |
379 | ||
380 | /* Display a status line every statusSize or at end of volume */ | |
381 | if (statusSize | |
382 | && ((tsize >= statuscount) || endofvolume | |
383 | || fragmentvolume)) { | |
384 | time_t t = time(0); | |
385 | struct tm tm; | |
386 | localtime_r(&t, &tm); | |
387 | printf("%02d:%02d:%02d: Task %u: %u KB: %s: %u B\n", | |
388 | tm.tm_hour, tm.tm_min, tm.tm_sec, taskId, | |
389 | tapeInfoPtr->kBytes, hostVolumeHeader.volumeName, | |
390 | tsize); | |
391 | statuscount = tsize + statusSize; | |
392 | } | |
393 | } /*w */ | |
394 | ||
395 | /* End the dump before recording it in BUDB as successfully dumped */ | |
396 | rc = butm_WriteFileEnd(tapeInfoPtr); | |
397 | indump = 0; | |
398 | if (rc) { | |
399 | ErrorLog(1, taskId, rc, tapeInfoPtr->error, | |
400 | "Can't write FileEnd on tape\n"); | |
401 | ERROR_EXIT(rc); | |
402 | } | |
403 | ||
404 | /* Record in BUDB the volume fragment as succcessfully dumped */ | |
405 | volumeFlags = ((fragmentNumber == 1) ? BUDB_VOL_FIRSTFRAG : 0); | |
406 | if (endofvolume) | |
407 | volumeFlags |= BUDB_VOL_LASTFRAG; | |
408 | rc = addVolume(0, dparamsPtr->databaseDumpId, dparamsPtr->tapeName, | |
409 | nodePtr->dumps[dparamsPtr->curVolume].name, | |
410 | nodePtr->dumps[dparamsPtr->curVolume].vid, | |
411 | nodePtr->dumps[dparamsPtr->curVolume].cloneDate, | |
412 | dparamsPtr->curVolStartPos, volBytesRead, | |
413 | (fragmentNumber - 1), volumeFlags); | |
414 | if (rc) | |
415 | ABORT_EXIT(rc); | |
416 | ||
417 | /* If haven't finished dumping the volume, end this | |
418 | * tape and get the next tape. | |
419 | */ | |
420 | if (!endofvolume) { | |
421 | /* Write an EOT marker. | |
422 | * Log the error but ignore it since the dump is effectively done. | |
423 | * Scantape will detect continued volume and not read the EOT. | |
424 | */ | |
425 | rc = butm_WriteEOT(tapeInfoPtr); | |
426 | if (rc) | |
427 | TapeLog(1, taskId, rc, tapeInfoPtr->error, | |
428 | "Warning: Can't write End-Of-Dump on tape\n"); | |
429 | ||
430 | /* Unmount the tape */ | |
431 | unmountTape(taskId, tapeInfoPtr); | |
432 | ||
433 | /* Tell the database the tape is complete (and ok) */ | |
434 | rc = finishTape(&dparamsPtr->tape, | |
435 | dparamsPtr->tapeInfoPtr->kBytes + | |
436 | (dparamsPtr->tapeInfoPtr->nBytes ? 1 : 0)); | |
437 | if (rc) | |
438 | ABORT_EXIT(rc); | |
439 | ||
440 | /* get the next tape. Prompt, mount, and add it into the database */ | |
441 | dparamsPtr->tapeSeq++; | |
442 | rc = getDumpTape(dparamsPtr, 1, 0); /* interactive - no append */ | |
443 | if (rc) | |
444 | ABORT_EXIT(rc); | |
445 | ||
446 | dparamsPtr->curVolStartPos = tapeInfoPtr->position; | |
447 | } | |
448 | } /*frag */ | |
449 | ||
450 | dparamsPtr->curVolumeStatus = DUMP_SUCCESS; | |
451 | ||
452 | error_exit: | |
453 | /* | |
454 | * If we hit the end, see if this is the first volume on the tape or not. | |
455 | * Also, mark the tape as finished if the tape contains other dumps. | |
456 | */ | |
457 | if (!code) | |
458 | code = rc; | |
459 | if (HITEOT(code)) { | |
460 | ErrorLog(2, taskId, code, tapeInfoPtr->error, | |
461 | "Warning: Dump (%s) hit end-of-tape inferred\n", | |
462 | nodePtr->dumpSetName); | |
463 | ||
464 | if (tapeInfoPtr->position == 2) { | |
465 | dparamsPtr->curVolumeStatus = DUMP_NORETRYEOT; | |
466 | } else { | |
467 | dparamsPtr->curVolumeStatus = DUMP_RETRY; | |
468 | rc = finishTape(&dparamsPtr->tape, | |
469 | dparamsPtr->tapeInfoPtr->kBytes + | |
470 | (dparamsPtr->tapeInfoPtr->nBytes ? 1 : 0)); | |
471 | if (rc) | |
472 | ABORT_EXIT(rc); | |
473 | } | |
474 | } | |
475 | ||
476 | /* | |
477 | * This is used when an error occurs part way into a volume dump. Clean | |
478 | * the tape state by writing an FileEnd mark. Forgo this action if we hit | |
479 | * the end of tape. | |
480 | */ | |
481 | else if (indump) { | |
482 | rc = butm_WriteFileEnd(tapeInfoPtr); | |
483 | indump = 0; | |
484 | if (rc) { | |
485 | ErrorLog(1, taskId, rc, tapeInfoPtr->error, | |
486 | "Can't write FileEnd on tape\n"); | |
487 | } | |
488 | } | |
489 | ||
490 | if (fromcall) { | |
491 | rc = rx_EndCall(fromcall, 0); | |
492 | if (!code) | |
493 | code = rc; | |
494 | } | |
495 | ||
496 | if (fromtid) { | |
497 | afs_int32 rcode; | |
498 | rc = AFSVolEndTrans(fromconn, fromtid, &rcode); | |
499 | if (!code) | |
500 | code = (rc ? rc : rcode); | |
501 | } | |
502 | ||
503 | return (code); | |
504 | ||
505 | abort_exit: | |
506 | dparamsPtr->curVolumeStatus = DUMP_FAILED; | |
507 | ERROR_EXIT(code); | |
508 | } | |
509 | ||
510 | afs_int32 | |
511 | xbsaDumpVolume(struct tc_dumpDesc * curDump, struct dumpRock * dparamsPtr) | |
512 | { | |
513 | #ifdef xbsa | |
514 | struct butm_tapeInfo *tapeInfoPtr = dparamsPtr->tapeInfoPtr; | |
515 | struct dumpNode *nodePtr = dparamsPtr->node; | |
516 | char *buffer = bufferBlock; | |
517 | afs_int32 taskId = nodePtr->taskID; | |
518 | afs_int32 rc, code = 0; | |
519 | afs_int32 toread; | |
520 | afs_uint32 volBytesRead; | |
521 | afs_uint32 chunkSize; | |
522 | afs_int32 bytesread; /* rx reads */ | |
523 | int endofvolume = 0; /* Have we read all volume data */ | |
524 | int begindump = 0, indump = 0; /* if dump transaction started; if dumping data */ | |
525 | struct volumeHeader hostVolumeHeader; | |
526 | ||
527 | struct rx_call *fromcall = (struct rx_call *)0; | |
528 | struct rx_connection *fromconn; | |
529 | afs_int32 updatedate, fromtid = 0; | |
530 | volEntries volumeInfo; | |
531 | afs_int32 bytesWritten; | |
532 | afs_uint32 statuscount = statusSize, tsize = 0, esize; | |
533 | afs_hyper_t estSize; | |
534 | ||
535 | char volumeNameStr[XBSA_MAX_PATHNAME]; | |
536 | static char *dumpDescription = "AFS volume dump"; | |
537 | static char *objectDescription = "XBSA - butc"; | |
538 | ||
539 | dparamsPtr->curVolumeStatus = DUMP_NOTHING; | |
540 | ||
541 | fromconn = Bind(htonl(curDump->hostAddr)); /* get connection to the server */ | |
542 | ||
543 | /* Determine when the volume was last cloned and updated */ | |
544 | volumeInfo.volEntries_val = (volintInfo *) 0; | |
545 | volumeInfo.volEntries_len = 0; | |
546 | rc = AFSVolListOneVolume(fromconn, curDump->partition, curDump->vid, | |
547 | &volumeInfo); | |
548 | if (rc) | |
549 | ERROR_EXIT(rc); | |
550 | updatedate = volumeInfo.volEntries_val[0].updateDate; | |
551 | curDump->cloneDate = | |
552 | ((curDump->vtype == | |
553 | RWVOL) ? time(0) : volumeInfo.volEntries_val[0].creationDate); | |
554 | ||
555 | /* Get the volume size (in KB) and increase by 25%. Then set as a hyper */ | |
556 | esize = volumeInfo.volEntries_val[0].size; | |
557 | esize += (esize / 4) + 1; | |
558 | ||
559 | if (curDump->date >= curDump->cloneDate) | |
560 | ERROR_EXIT(0); /* not recloned since last dump */ | |
561 | if (curDump->date > updatedate) { | |
562 | dparamsPtr->curVolumeStatus = DUMP_NODUMP; /* not modified since last dump */ | |
563 | ERROR_EXIT(0); | |
564 | } | |
565 | ||
566 | /* Start a new XBSA Transaction */ | |
567 | rc = xbsa_BeginTrans(&butxInfo); | |
568 | if (rc != XBSA_SUCCESS) { | |
569 | ErrorLog(1, taskId, rc, 0, "Unable to create a new transaction\n"); | |
570 | ERROR_EXIT(rc); | |
571 | } | |
572 | begindump = 1; /* Will need to do an xbsa_EndTrans */ | |
573 | ||
574 | /* Start the volserver transaction and dump. Once started, the | |
575 | * volume status is "partial dump". Also, the transaction with | |
576 | * the volserver is idle until the first read. An idle transaction | |
577 | * will time out in 600 seconds. After the first rx_Read, | |
578 | * the transaction is not idle. See GCTrans(). | |
579 | */ | |
580 | rc = AFSVolTransCreate(fromconn, curDump->vid, curDump->partition, ITBusy, | |
581 | &fromtid); | |
582 | if (rc) | |
583 | ERROR_EXIT(rc); | |
584 | fromcall = rx_NewCall(fromconn); | |
585 | ||
586 | rc = StartAFSVolDump(fromcall, fromtid, curDump->date); | |
587 | if (rc) | |
588 | ERROR_EXIT(rc); | |
589 | ||
590 | dparamsPtr->curVolumeStatus = DUMP_PARTIAL; | |
591 | dparamsPtr->curVolStartPos = tapeInfoPtr->position; | |
592 | ||
593 | /* Tell XBSA what the name and size of volume to write */ | |
594 | snprintf(volumeNameStr, sizeof(volumeNameStr), "/%d/%s", | |
595 | dparamsPtr->databaseDumpId, curDump->name); | |
596 | hset32(estSize, esize); | |
597 | hshlft(estSize, 10); /* Multiply by 1024 so its in KB */ | |
598 | ||
599 | rc = xbsa_WriteObjectBegin(&butxInfo, butcdumpIdStr, volumeNameStr, | |
600 | xbsalGName, estSize, dumpDescription, | |
601 | objectDescription); | |
602 | if (rc != XBSA_SUCCESS) { | |
603 | ErrorLog(1, taskId, rc, 0, | |
604 | "Unable to begin writing of the fileset data to the server\n"); | |
605 | ERROR_EXIT(rc); | |
606 | } | |
607 | indump = 1; /* Will need to do an xbsa_WriteObjectEnd */ | |
608 | ||
609 | /* Create and Write the volume header */ | |
610 | makeVolumeHeader(&hostVolumeHeader, dparamsPtr, 1); | |
611 | hostVolumeHeader.contd = 0; | |
612 | volumeHeader_hton(&hostVolumeHeader, (struct volumeHeader *)buffer); | |
613 | ||
614 | rc = xbsa_WriteObjectData(&butxInfo, buffer, | |
615 | sizeof(struct volumeHeader), &bytesWritten); | |
616 | if (rc != XBSA_SUCCESS) { | |
617 | ErrorLog(1, taskId, rc, 0, | |
618 | "Unable to write VolumeHeader data to the server\n"); | |
619 | ERROR_EXIT(rc); | |
620 | } | |
621 | /* There is a bug in the ADSM library where the bytesWritten is | |
622 | * not filled in, so we set it as correct anyway. | |
623 | */ | |
624 | bytesWritten = sizeof(struct volumeHeader); | |
625 | if (bytesWritten != sizeof(struct volumeHeader)) { | |
626 | ErrorLog(1, taskId, rc, 0, | |
627 | "The size of VolumeHeader written (%d) does not equal its actual size (%" AFS_SIZET_FMT ")\n", | |
628 | bytesWritten, sizeof(struct volumeHeader)); | |
629 | ERROR_EXIT(TC_INTERNALERROR); | |
630 | } | |
631 | ||
632 | incSize(tapeInfoPtr, sizeof(struct volumeHeader)); /* Increment amount we've written */ | |
633 | tsize += bytesWritten; | |
634 | ||
635 | /* Start reading volume data, rx_Read(), and dumping to the tape | |
636 | * until we've dumped the entire volume (endofvolume == 1). | |
637 | */ | |
638 | volBytesRead = 0; | |
639 | chunkSize = 0; | |
640 | while (!endofvolume) { /*w */ | |
641 | /* Check for abort in the middle of writing data */ | |
642 | if (volBytesRead >= chunkSize) { | |
643 | chunkSize += BIGCHUNK; | |
644 | if (checkAbortByTaskId(taskId)) | |
645 | ABORT_EXIT(TC_ABORTEDBYREQUEST); | |
646 | ||
647 | /* set bytes dumped for backup */ | |
648 | lock_Status(); | |
649 | nodePtr->statusNodePtr->nKBytes = tapeInfoPtr->kBytes; | |
650 | unlock_Status(); | |
651 | } | |
652 | ||
653 | /* Determine how much data to read in upcoming RX_Read() call */ | |
654 | toread = dataSize; | |
655 | ||
656 | /* Read some volume data. */ | |
657 | bytesread = rx_Read(fromcall, buffer, toread); | |
658 | volBytesRead += bytesread; | |
659 | if (bytesread != toread) { | |
660 | afs_int32 rcode; | |
661 | ||
662 | /* Make sure were at end of volume and not a communication error */ | |
663 | rc = rx_Error(fromcall); | |
664 | if (rc) | |
665 | ERROR_EXIT(rc); | |
666 | ||
667 | endofvolume = 1; | |
668 | ||
669 | /* Create a volume trailer appending it to this data block (if not XBSA) */ | |
670 | makeVolumeHeader(&hostVolumeHeader, dparamsPtr, 1); | |
671 | hostVolumeHeader.contd = 0; | |
672 | hostVolumeHeader.magic = TC_VOLENDMAGIC; | |
673 | hostVolumeHeader.endTime = time(0); | |
674 | volumeHeader_hton(&hostVolumeHeader, (struct volumeHeader *)&buffer[bytesread]); | |
675 | bytesread += sizeof(hostVolumeHeader); | |
676 | ||
677 | /* End the dump and transaction with the volserver. We end it now, before | |
678 | * we make the XBSA call because if XBSA blocks, we could time out on the | |
679 | * volserver (After last read, the transaction with the volserver is idle). | |
680 | */ | |
681 | rc = rx_EndCall(fromcall, 0); | |
682 | fromcall = 0; | |
683 | if (rc) | |
684 | ERROR_EXIT(rc); | |
685 | ||
686 | rc = AFSVolEndTrans(fromconn, fromtid, &rcode); | |
687 | fromtid = 0; | |
688 | if (rc) | |
689 | ERROR_EXIT(rc); | |
690 | } | |
691 | ||
692 | /* Write the datablock out */ | |
693 | rc = xbsa_WriteObjectData(&butxInfo, buffer, bytesread, | |
694 | &bytesWritten); | |
695 | if (rc != XBSA_SUCCESS) { | |
696 | ErrorLog(1, taskId, rc, 0, | |
697 | "Unable to write data to the server\n"); | |
698 | ERROR_EXIT(rc); | |
699 | } | |
700 | /* There is a bug in the ADSM library where the bytesWritten is | |
701 | * not filled in, so we set it as correct anyway. | |
702 | */ | |
703 | bytesWritten = bytesread; | |
704 | if (bytesWritten != bytesread) { | |
705 | ErrorLog(1, taskId, rc, 0, | |
706 | "The size of data written (%d) does not equal size read (%d)\n", | |
707 | bytesWritten, bytesread); | |
708 | ERROR_EXIT(TC_INTERNALERROR); | |
709 | } | |
710 | ||
711 | incSize(tapeInfoPtr, bytesread); /* Increment amount we've written */ | |
712 | tsize += bytesWritten; | |
713 | ||
714 | /* Display a status line every statusSize or at end of volume */ | |
715 | if (statusSize && ((tsize >= statuscount) || endofvolume)) { | |
716 | time_t t = time(0); | |
717 | struct tm tm; | |
718 | localtime_r(&t, &tm); | |
719 | printf("%02d:%02d:%02d: Task %u: %u KB: %s: %u B\n", tm.tm_hour, | |
720 | tm.tm_min, tm.tm_sec, taskId, tapeInfoPtr->kBytes, | |
721 | hostVolumeHeader.volumeName, tsize); | |
722 | statuscount = tsize + statusSize; | |
723 | } | |
724 | } /*w */ | |
725 | ||
726 | /* End the XBSA transaction before recording it in BUDB as successfully dumped */ | |
727 | rc = xbsa_WriteObjectEnd(&butxInfo); | |
728 | indump = 0; | |
729 | if (rc != XBSA_SUCCESS) { | |
730 | ErrorLog(1, taskId, rc, 0, | |
731 | "Unable to terminate writing of the volume data to the server"); | |
732 | ERROR_EXIT(rc); | |
733 | } | |
734 | rc = xbsa_EndTrans(&butxInfo); | |
735 | begindump = 0; | |
736 | tapeInfoPtr->position++; | |
737 | if (rc != XBSA_SUCCESS) { | |
738 | ErrorLog(1, taskId, rc, 0, | |
739 | "Unable to terminate the current transaction"); | |
740 | ERROR_EXIT(rc); | |
741 | } | |
742 | ||
743 | /* Record in BUDB the volume fragment as succcessfully dumped */ | |
744 | rc = addVolume(0, dparamsPtr->databaseDumpId, dparamsPtr->tapeName, | |
745 | nodePtr->dumps[dparamsPtr->curVolume].name, | |
746 | nodePtr->dumps[dparamsPtr->curVolume].vid, | |
747 | nodePtr->dumps[dparamsPtr->curVolume].cloneDate, | |
748 | dparamsPtr->curVolStartPos, volBytesRead, 0 /*frag0 */ , | |
749 | (BUDB_VOL_FIRSTFRAG | BUDB_VOL_LASTFRAG)); | |
750 | if (rc) | |
751 | ABORT_EXIT(rc); | |
752 | ||
753 | dparamsPtr->curVolumeStatus = DUMP_SUCCESS; | |
754 | ||
755 | error_exit: | |
756 | /* Cleanup after an error occurs part way into a volume dump */ | |
757 | if (fromcall) { | |
758 | rc = rx_EndCall(fromcall, 0); | |
759 | if (!code) | |
760 | code = rc; | |
761 | } | |
762 | ||
763 | if (fromtid) { | |
764 | afs_int32 rcode; | |
765 | rc = AFSVolEndTrans(fromconn, fromtid, &rcode); | |
766 | if (!code) | |
767 | code = (rc ? rc : rcode); | |
768 | } | |
769 | ||
770 | /* If this dump failed, what happens to successive retries | |
771 | * of the volume? How do they get recorded in the XBSA database | |
772 | * (overwritten)? If not, we don't record this in the BUDB database | |
773 | * so it will not be removed when we delete the dump. What to do? | |
774 | * Also if the volume was never recorded in the DB (partial dump). | |
775 | */ | |
776 | if (indump) { | |
777 | /* End the Write */ | |
778 | rc = xbsa_WriteObjectEnd(&butxInfo); | |
779 | indump = 0; | |
780 | if (rc != XBSA_SUCCESS) { | |
781 | ErrorLog(1, taskId, rc, 0, | |
782 | "Unable to terminate writing of the volume data to the server"); | |
783 | } | |
784 | tapeInfoPtr->position++; | |
785 | } | |
786 | ||
787 | if (begindump) { | |
788 | /* End the XBSA Transaction */ | |
789 | rc = xbsa_EndTrans(&butxInfo); | |
790 | begindump = 0; | |
791 | if (rc != XBSA_SUCCESS) { | |
792 | ErrorLog(1, taskId, rc, 0, | |
793 | "Unable to terminate the current transaction"); | |
794 | } | |
795 | } | |
796 | ||
797 | return (code); | |
798 | ||
799 | abort_exit: | |
800 | dparamsPtr->curVolumeStatus = DUMP_FAILED; | |
801 | ERROR_EXIT(code); | |
802 | #else | |
803 | return 0; | |
804 | #endif | |
805 | } | |
806 | ||
807 | #define HOSTADDR(sockaddr) (sockaddr)->sin_addr.s_addr | |
808 | ||
809 | /* dumpPass | |
810 | * Go through the list of volumes to dump, dumping each one. The action | |
811 | * taken when a volume dump fails, depends on the passNumber. At minimum, | |
812 | * the failed volume is remembered. | |
813 | * notes: | |
814 | * flushSavedEntries - inconsistent treatment for errors. What should | |
815 | * be done for user aborts? | |
816 | */ | |
817 | ||
818 | afs_int32 | |
819 | dumpPass(struct dumpRock * dparamsPtr, int passNumber) | |
820 | { | |
821 | struct dumpNode *nodePtr = dparamsPtr->node; | |
822 | struct butm_tapeInfo *tapeInfoPtr = dparamsPtr->tapeInfoPtr; | |
823 | afs_int32 taskId = nodePtr->taskID; | |
824 | struct tc_dumpDesc *curDump; | |
825 | int action, e; | |
826 | afs_int32 code = 0, tcode, dvcode; | |
827 | char ch; | |
828 | struct vldbentry vldbEntry; | |
829 | struct sockaddr_in server; | |
830 | afs_int32 tapepos; | |
831 | ||
832 | TapeLog(2, taskId, 0, 0, "Starting pass %d\n", passNumber); | |
833 | ||
834 | /* while there are more volumes to dump */ | |
835 | for (dparamsPtr->curVolume = 0; dparamsPtr->curVolume < nodePtr->arraySize; dparamsPtr->curVolume++) { /*w */ | |
836 | curDump = &nodePtr->dumps[dparamsPtr->curVolume]; | |
837 | if (curDump->hostAddr == 0) | |
838 | continue; | |
839 | ||
840 | /* set name of current volume being dumped */ | |
841 | lock_Status(); | |
842 | strcpy(nodePtr->statusNodePtr->volumeName, curDump->name); | |
843 | unlock_Status(); | |
844 | ||
845 | /* Determine location of the volume. | |
846 | * In case the volume moved has moved. | |
847 | */ | |
848 | if (passNumber > 1) { /*pass */ | |
849 | tcode = | |
850 | bc_GetEntryByID(cstruct, curDump->vid, curDump->vtype, | |
851 | &vldbEntry); | |
852 | if (tcode) { | |
853 | ErrorLog(0, taskId, tcode, 0, | |
854 | "Volume %s (%u) failed - Can't find volume in VLDB\n", | |
855 | curDump->name, curDump->vid); | |
856 | curDump->hostAddr = 0; | |
857 | dparamsPtr->volumesFailed++; | |
858 | continue; | |
859 | } | |
860 | ||
861 | switch (curDump->vtype) { | |
862 | case BACKVOL: | |
863 | if (!(vldbEntry.flags & VLF_BACKEXISTS)) { | |
864 | ErrorLog(0, taskId, 0, 0, | |
865 | "Volume %s (%u) failed - Backup volume no longer exists\n", | |
866 | curDump->name, curDump->vid); | |
867 | curDump->hostAddr = 0; | |
868 | dparamsPtr->volumesFailed++; | |
869 | continue; | |
870 | } | |
871 | /* Fall into RWVOL case */ | |
872 | ||
873 | case RWVOL: | |
874 | for (e = 0; e < vldbEntry.nServers; e++) { /* Find the RW volume */ | |
875 | if (vldbEntry.serverFlags[e] & VLSF_RWVOL) | |
876 | break; | |
877 | } | |
878 | break; | |
879 | ||
880 | case ROVOL: | |
881 | /* Try to use the server and partition we found the volume on | |
882 | * Otherwise, use the first RO volume. | |
883 | */ | |
884 | for (e = 0; e < vldbEntry.nServers; e++) { /* Find the RO volume */ | |
885 | if ((curDump->hostAddr == vldbEntry.serverNumber[e]) | |
886 | && (curDump->partition == | |
887 | vldbEntry.serverPartition[e])) | |
888 | break; | |
889 | } | |
890 | ||
891 | if (e >= vldbEntry.nServers) { /* Didn't find RO volume */ | |
892 | for (e = 0; e < vldbEntry.nServers; e++) { /* Find the first RO volume */ | |
893 | if (vldbEntry.serverFlags[e] & VLSF_ROVOL) | |
894 | break; | |
895 | } | |
896 | } | |
897 | break; | |
898 | ||
899 | default: | |
900 | ErrorLog(0, taskId, 0, 0, | |
901 | "Volume %s (%u) failed - Unknown volume type\n", | |
902 | curDump->name, curDump->vid); | |
903 | curDump->hostAddr = 0; | |
904 | continue; | |
905 | } | |
906 | ||
907 | if (e >= vldbEntry.nServers) { | |
908 | ErrorLog(0, taskId, 0, 0, | |
909 | "Volume %s (%u) failed - Can't find volume entry in VLDB\n", | |
910 | curDump->name, curDump->vid); | |
911 | curDump->hostAddr = 0; | |
912 | dparamsPtr->volumesFailed++; | |
913 | continue; | |
914 | } | |
915 | ||
916 | /* Remember the server and partition the volume exists on */ | |
917 | memset(&server, 0, sizeof(server)); | |
918 | server.sin_addr.s_addr = vldbEntry.serverNumber[e]; | |
919 | server.sin_port = 0; | |
920 | server.sin_family = AF_INET; | |
921 | #ifdef STRUCT_SOCKADDR_HAS_SA_LEN | |
922 | server.sin_len = sizeof(struct sockaddr_in); | |
923 | #endif | |
924 | curDump->hostAddr = HOSTADDR(&server); | |
925 | curDump->partition = vldbEntry.serverPartition[e]; | |
926 | ||
927 | /* Determine date from which to do an incremental dump | |
928 | */ | |
929 | if (nodePtr->parent) { | |
930 | tcode = | |
931 | bcdb_FindClone(nodePtr->parent, curDump->name, | |
932 | &curDump->date); | |
933 | if (tcode) | |
934 | curDump->date = 0; | |
935 | } else { | |
936 | curDump->date = 0; /* do a full dump */ | |
937 | } | |
938 | } | |
939 | /*pass */ | |
940 | if (checkAbortByTaskId(taskId)) | |
941 | ERROR_EXIT(TC_ABORTEDBYREQUEST); | |
942 | ||
943 | /* Establish connection to volume - UV_ routine expects | |
944 | * host address in network order | |
945 | */ | |
946 | if (CONF_XBSA) { | |
947 | dvcode = xbsaDumpVolume(curDump, dparamsPtr); | |
948 | } else { | |
949 | dvcode = dumpVolume(curDump, dparamsPtr); | |
950 | } | |
951 | action = dparamsPtr->curVolumeStatus; | |
952 | ||
953 | /* Flush volume and tape entries to the database */ | |
954 | tcode = flushSavedEntries(action); | |
955 | if (tcode) | |
956 | ERROR_EXIT(tcode); | |
957 | ||
958 | switch (action) { | |
959 | case DUMP_SUCCESS: | |
960 | TapeLog(1, taskId, 0, 0, "Volume %s (%u) successfully dumped\n", | |
961 | curDump->name, curDump->vid); | |
962 | if (dvcode) | |
963 | ErrorLog(1, taskId, dvcode, 0, | |
964 | "Warning: Termination processing error on volume %s (%u)\n", | |
965 | curDump->name, curDump->vid); | |
966 | ||
967 | curDump->hostAddr = 0; | |
968 | dparamsPtr->volumesDumped++; | |
969 | break; | |
970 | ||
971 | case DUMP_PARTIAL: | |
972 | case DUMP_NOTHING: | |
973 | if (action == DUMP_PARTIAL) { | |
974 | ErrorLog(1, taskId, dvcode, 0, | |
975 | "Volume %s (%u) failed - partially dumped\n", | |
976 | curDump->name, curDump->vid); | |
977 | } else if (dvcode) { | |
978 | ErrorLog(0, taskId, dvcode, 0, "Volume %s (%u) failed\n", | |
979 | curDump->name, curDump->vid); | |
980 | } else { | |
981 | ErrorLog(0, taskId, dvcode, 0, | |
982 | "Volume %s (%u) not dumped - has not been re-cloned since last dump\n", | |
983 | curDump->name, curDump->vid); | |
984 | } | |
985 | ||
986 | if (passNumber == maxpass) { | |
987 | if (!queryoperator) | |
988 | ch = 'o'; | |
989 | else | |
990 | ch = retryPrompt(curDump->name, curDump->vid, taskId); | |
991 | ||
992 | switch (ch) { | |
993 | case 'r': /* retry */ | |
994 | dparamsPtr->curVolume--; /* redump this volume */ | |
995 | continue; | |
996 | case 'o': /* omit */ | |
997 | ErrorLog(1, taskId, 0, 0, "Volume %s (%u) omitted\n", | |
998 | curDump->name, curDump->vid); | |
999 | dparamsPtr->volumesFailed++; | |
1000 | break; | |
1001 | case 'a': /* abort */ | |
1002 | TapeLog(1, taskId, 0, 0, "Dump aborted\n"); | |
1003 | ERROR_EXIT(TC_ABORTEDBYREQUEST); | |
1004 | break; | |
1005 | default: | |
1006 | ERROR_EXIT(TC_INTERNALERROR); | |
1007 | break; | |
1008 | } | |
1009 | } | |
1010 | break; | |
1011 | ||
1012 | case DUMP_RETRY: | |
1013 | TapeLog(1, taskId, dvcode, 0, | |
1014 | "Volume %s (%u) hit end-of-tape inferred - will retry on next tape\n", | |
1015 | curDump->name, curDump->vid); | |
1016 | ||
1017 | /* Get the next tape */ | |
1018 | unmountTape(taskId, tapeInfoPtr); | |
1019 | ||
1020 | dparamsPtr->tapeSeq++; | |
1021 | tcode = getDumpTape(dparamsPtr, 1, 0); /* interactive - no appends */ | |
1022 | if (tcode) | |
1023 | ERROR_EXIT(tcode); | |
1024 | ||
1025 | dparamsPtr->curVolume--; /* redump this volume */ | |
1026 | continue; | |
1027 | ||
1028 | case DUMP_NORETRYEOT: | |
1029 | ErrorLog(1, taskId, 0, 0, | |
1030 | "Volume %s (%u) failed - volume larger than tape\n", | |
1031 | curDump->name, curDump->vid); | |
1032 | ||
1033 | /* rewrite the label on the tape - rewind - no need to switch tapes */ | |
1034 | tcode = butm_Create(tapeInfoPtr, &dparamsPtr->tapeLabel, 1); | |
1035 | if (tcode) { | |
1036 | ErrorLog(0, taskId, tcode, tapeInfoPtr->error, | |
1037 | "Can't relabel tape\n"); | |
1038 | ||
1039 | unmountTape(taskId, tapeInfoPtr); | |
1040 | tcode = getDumpTape(dparamsPtr, 1, 0); /* interactive - no appends */ | |
1041 | if (tcode) | |
1042 | ERROR_EXIT(tcode); | |
1043 | } else { /* Record the tape in database */ | |
1044 | tapepos = tapeInfoPtr->position; | |
1045 | tcode = | |
1046 | useTape(&dparamsPtr->tape, dparamsPtr->databaseDumpId, | |
1047 | dparamsPtr->tapeName, | |
1048 | (dparamsPtr->tapeSeq + dparamsPtr->dump.tapes.b), | |
1049 | dparamsPtr->tapeLabel.useCount, | |
1050 | dparamsPtr->tapeLabel.creationTime, | |
1051 | dparamsPtr->tapeLabel.expirationDate, tapepos); | |
1052 | } | |
1053 | ||
1054 | curDump->hostAddr = 0; | |
1055 | dparamsPtr->volumesFailed++; | |
1056 | break; | |
1057 | ||
1058 | case DUMP_NODUMP: | |
1059 | TapeLog(1, taskId, dvcode, 0, | |
1060 | "Volume %s (%u) not dumped - has not been modified since last dump\n", | |
1061 | curDump->name, curDump->vid); | |
1062 | ||
1063 | curDump->hostAddr = 0; | |
1064 | dparamsPtr->volumesNotDumped++; | |
1065 | break; | |
1066 | ||
1067 | default: | |
1068 | ErrorLog(1, taskId, dvcode, 0, "Volume %s (%u) failed\n", | |
1069 | curDump->name, curDump->vid); | |
1070 | ERROR_EXIT(dvcode); | |
1071 | break; | |
1072 | } | |
1073 | } /*w */ | |
1074 | ||
1075 | error_exit: | |
1076 | /* check if we terminated while processing a volume */ | |
1077 | if (dparamsPtr->curVolume < nodePtr->arraySize) { | |
1078 | TapeLog(2, taskId, 0, 0, | |
1079 | "Terminated while processing Volume %s (%u)\n", curDump->name, | |
1080 | curDump->vid); | |
1081 | } | |
1082 | ||
1083 | /* print a summary of this pass */ | |
1084 | TapeLog(2, taskId, 0, 0, "End of pass %d: Volumes remaining = %d\n", | |
1085 | passNumber, | |
1086 | nodePtr->arraySize - (dparamsPtr->volumesDumped + | |
1087 | dparamsPtr->volumesFailed + | |
1088 | dparamsPtr->volumesNotDumped)); | |
1089 | return (code); | |
1090 | } | |
1091 | ||
1092 | void * | |
1093 | Dumper(void *param) | |
1094 | { | |
1095 | struct dumpNode *nodePtr = (struct dumpNode *)param; | |
1096 | struct dumpRock dparams; | |
1097 | struct butm_tapeInfo tapeInfo; | |
1098 | int pass; | |
1099 | int action; | |
1100 | afs_int32 taskId; | |
1101 | afs_int32 code = 0; | |
1102 | ||
1103 | /* for volume setup */ | |
1104 | int i; | |
1105 | int failedvolumes = 0; | |
1106 | int dumpedvolumes = 0; | |
1107 | int nodumpvolumes = 0; | |
1108 | char strlevel[5]; | |
1109 | char msg[128]; | |
1110 | char finishedMsg1[128]; | |
1111 | char finishedMsg2[128]; | |
1112 | time_t startTime = 0; | |
1113 | time_t endTime = 0; | |
1114 | afs_int32 allocbufferSize; | |
1115 | ||
1116 | extern struct deviceSyncNode *deviceLatch; | |
1117 | extern struct tapeConfig globalTapeConfig; | |
1118 | ||
1119 | afs_pthread_setname_self("dumper"); | |
1120 | taskId = nodePtr->taskID; /* Get task Id */ | |
1121 | setStatus(taskId, DRIVE_WAIT); | |
1122 | EnterDeviceQueue(deviceLatch); | |
1123 | clearStatus(taskId, DRIVE_WAIT); | |
1124 | ||
1125 | printf("\n\n"); | |
1126 | TapeLog(2, taskId, 0, 0, "Dump %s\n", nodePtr->dumpSetName); | |
1127 | ||
1128 | /* setup the dump parameters */ | |
1129 | memset(&dparams, 0, sizeof(dparams)); | |
1130 | dparams.node = nodePtr; | |
1131 | dparams.tapeInfoPtr = &tapeInfo; | |
1132 | dlqInit(&savedEntries); | |
1133 | ||
1134 | if (!CONF_XBSA) { | |
1135 | /* Instantiate the tape module */ | |
1136 | tapeInfo.structVersion = BUTM_MAJORVERSION; | |
1137 | code = butm_file_Instantiate(&tapeInfo, &globalTapeConfig); | |
1138 | if (code) { | |
1139 | ErrorLog(0, taskId, code, tapeInfo.error, | |
1140 | "Can't initialize the tape module\n"); | |
1141 | ERROR_EXIT(code); | |
1142 | } | |
1143 | } | |
1144 | ||
1145 | /* check if abort requested while waiting on device latch */ | |
1146 | if (checkAbortByTaskId(taskId)) | |
1147 | ERROR_EXIT(TC_ABORTEDBYREQUEST); | |
1148 | ||
1149 | /* Are there volumes to dump */ | |
1150 | if (nodePtr->arraySize == 0) { | |
1151 | TLog(taskId, "Dump (%s), no volumes to dump\n", nodePtr->dumpSetName); | |
1152 | ERROR_EXIT(0); | |
1153 | } | |
1154 | ||
1155 | /* Allocate a buffer for the dumps. Leave room for header and vol-trailer. | |
1156 | * dataSize is amount of data to read in each rx_Read() call. | |
1157 | */ | |
1158 | if (CONF_XBSA) { | |
1159 | /* XBSA dumps have not header */ | |
1160 | dataSize = BufferSize; | |
1161 | allocbufferSize = dataSize + sizeof(struct volumeHeader); | |
1162 | } else { | |
1163 | tapeblocks = BufferSize / BUTM_BLOCKSIZE; /* # of 16K tapeblocks */ | |
1164 | dataSize = (tapeblocks * BUTM_BLKSIZE); | |
1165 | allocbufferSize = | |
1166 | BUTM_HDRSIZE + dataSize + sizeof(struct volumeHeader); | |
1167 | } | |
1168 | bufferBlock = NULL; | |
1169 | bufferBlock = malloc(allocbufferSize); | |
1170 | if (!bufferBlock) { | |
1171 | ErrorLog(0, taskId, TC_NOMEMORY, 0, | |
1172 | "Can't allocate BUFFERSIZE for dumps\n"); | |
1173 | ERROR_EXIT(TC_NOMEMORY); | |
1174 | } | |
1175 | ||
1176 | /* Determine the dumpid of the most recent dump of this volumeset and dumplevel | |
1177 | * Used when requesting a tape. Done now because once we create the dump, the | |
1178 | * routine will then find the newly created dump. | |
1179 | */ | |
1180 | snprintf(strlevel, sizeof(strlevel), "%d", nodePtr->level); | |
1181 | code = | |
1182 | bcdb_FindLatestDump(nodePtr->volumeSetName, strlevel, | |
1183 | &dparams.lastDump); | |
1184 | if (code) { | |
1185 | if (code != BUDB_NODUMPNAME) { | |
1186 | ErrorLog(0, taskId, code, 0, "Can't read backup database\n"); | |
1187 | ERROR_EXIT(code); | |
1188 | } | |
1189 | memset(&dparams.lastDump, 0, sizeof(dparams.lastDump)); | |
1190 | } | |
1191 | ||
1192 | code = createDump(&dparams); /* enter dump into database */ | |
1193 | if (code) { | |
1194 | ErrorLog(0, taskId, code, 0, "Can't create dump in database\n"); | |
1195 | ERROR_EXIT(code); | |
1196 | } | |
1197 | ||
1198 | TLog(taskId, "Dump %s (DumpID %u)\n", nodePtr->dumpSetName, | |
1199 | dparams.databaseDumpId); | |
1200 | ||
1201 | if (!CONF_XBSA) { | |
1202 | /* mount the tape and write its label */ | |
1203 | code = getDumpTape(&dparams, autoQuery, nodePtr->doAppend); | |
1204 | } else { | |
1205 | /* Create a dummy tape to satisfy backup databae */ | |
1206 | code = getXBSATape(&dparams); | |
1207 | tapeInfo.position = 1; | |
1208 | } | |
1209 | if (code) { | |
1210 | /* If didn't write the label, remove dump from the database */ | |
1211 | if (!dparams.wroteLabel) { | |
1212 | i = bcdb_deleteDump(dparams.databaseDumpId, 0, 0, 0); | |
1213 | if (i && (i != BUDB_NOENT)) | |
1214 | ErrorLog(1, taskId, i, 0, | |
1215 | "Warning: Can't delete dump %u from database\n", | |
1216 | dparams.databaseDumpId); | |
1217 | else | |
1218 | dparams.databaseDumpId = 0; | |
1219 | } | |
1220 | ERROR_EXIT(code); /* exit with code from getTape */ | |
1221 | } | |
1222 | ||
1223 | startTime = time(0); | |
1224 | for (pass = 1; pass <= maxpass; pass++) { | |
1225 | lastPass = (pass == maxpass); | |
1226 | code = dumpPass(&dparams, pass); | |
1227 | if (code) | |
1228 | ERROR_EXIT(code); | |
1229 | ||
1230 | /* if no failed volumes, we're done */ | |
1231 | if ((dparams.volumesDumped + dparams.volumesFailed + | |
1232 | dparams.volumesNotDumped) == nodePtr->arraySize) | |
1233 | break; | |
1234 | } | |
1235 | ||
1236 | /* | |
1237 | * Log the error but ignore it since the dump is effectively done. | |
1238 | * Scantape may assume another volume and ask for next tape. | |
1239 | */ | |
1240 | if (!CONF_XBSA) { | |
1241 | code = butm_WriteEOT(&tapeInfo); | |
1242 | if (code) | |
1243 | TapeLog(0, taskId, code, tapeInfo.error, | |
1244 | "Warning: Can't write end-of-dump on tape\n"); | |
1245 | } | |
1246 | ||
1247 | code = | |
1248 | finishTape(&dparams.tape, | |
1249 | dparams.tapeInfoPtr->kBytes + | |
1250 | (dparams.tapeInfoPtr->nBytes ? 1 : 0)); | |
1251 | if (code) | |
1252 | ERROR_EXIT(code); | |
1253 | ||
1254 | code = finishDump(&dparams.dump); | |
1255 | if (code) | |
1256 | ERROR_EXIT(code); | |
1257 | ||
1258 | action = dparams.curVolumeStatus; | |
1259 | code = flushSavedEntries(action); | |
1260 | if (code) | |
1261 | ERROR_EXIT(code); | |
1262 | ||
1263 | error_exit: | |
1264 | endTime = time(0); | |
1265 | Bind(0); | |
1266 | if (bufferBlock) | |
1267 | free(bufferBlock); | |
1268 | ||
1269 | if (!CONF_XBSA) { | |
1270 | unmountTape(taskId, &tapeInfo); | |
1271 | } | |
1272 | waitDbWatcher(); | |
1273 | ||
1274 | dumpedvolumes = dparams.volumesDumped; | |
1275 | nodumpvolumes = dparams.volumesNotDumped; | |
1276 | failedvolumes = nodePtr->arraySize - (dumpedvolumes + nodumpvolumes); | |
1277 | ||
1278 | /* pass back the number of volumes we failed to dump */ | |
1279 | lock_Status(); | |
1280 | nodePtr->statusNodePtr->volsFailed = failedvolumes; | |
1281 | unlock_Status(); | |
1282 | ||
1283 | lastPass = 1; /* In case we aborted */ | |
1284 | ||
1285 | /* Format and log finished message. */ | |
1286 | snprintf(finishedMsg1, sizeof(finishedMsg1), "%s", nodePtr->dumpSetName); | |
1287 | if (dparams.databaseDumpId != 0) { | |
1288 | snprintf(msg, sizeof(msg), " (DumpId %u)", dparams.databaseDumpId); | |
1289 | strlcat(finishedMsg1, msg, sizeof(finishedMsg1)); | |
1290 | } | |
1291 | snprintf(finishedMsg2, sizeof(finishedMsg2), | |
1292 | "%d volumes dumped", dumpedvolumes); | |
1293 | if (failedvolumes) { | |
1294 | snprintf(msg, sizeof(msg), ", %d failed", failedvolumes); | |
1295 | strlcat(finishedMsg2, msg, sizeof(finishedMsg2)); | |
1296 | } | |
1297 | if (nodumpvolumes) { | |
1298 | snprintf(msg, sizeof(msg), ", %d unchanged", nodumpvolumes); | |
1299 | strlcat(finishedMsg2, msg, sizeof(finishedMsg2)); | |
1300 | } | |
1301 | ||
1302 | if (code == TC_ABORTEDBYREQUEST) { | |
1303 | ErrorLog(0, taskId, 0, 0, "%s: Aborted by request. %s\n", | |
1304 | finishedMsg1, finishedMsg2); | |
1305 | clearStatus(taskId, ABORT_REQUEST); | |
1306 | setStatus(taskId, ABORT_DONE); | |
1307 | } else if (code) { | |
1308 | ErrorLog(0, taskId, code, 0, "%s: Finished with errors. %s\n", | |
1309 | finishedMsg1, finishedMsg2); | |
1310 | setStatus(taskId, TASK_ERROR); | |
1311 | } else { | |
1312 | TLog(taskId, "%s: Finished. %s\n", finishedMsg1, finishedMsg2); | |
1313 | } | |
1314 | lastPass = 0; | |
1315 | ||
1316 | /* Record how long the dump took */ | |
1317 | if (centralLogIO && startTime) { | |
1318 | long timediff; | |
1319 | afs_int32 hrs, min, sec, tmp; | |
1320 | char *line = NULL; | |
1321 | struct tm tmstart, tmend; | |
1322 | ||
1323 | localtime_r(&startTime, &tmstart); | |
1324 | localtime_r(&endTime, &tmend); | |
1325 | timediff = (int)endTime - (int)startTime; | |
1326 | hrs = timediff / 3600; | |
1327 | tmp = timediff % 3600; | |
1328 | min = tmp / 60; | |
1329 | sec = tmp % 60; | |
1330 | ||
1331 | code = asprintf(&line, | |
1332 | "%-5d %02d/%02d/%04d %02d:%02d:%02d " | |
1333 | "%02d/%02d/%04d %02d:%02d:%02d " "%02d:%02d:%02d " | |
1334 | "%s %d of %d volumes dumped (%lu KB)\n", taskId, | |
1335 | tmstart.tm_mon + 1, tmstart.tm_mday, tmstart.tm_year + 1900, | |
1336 | tmstart.tm_hour, tmstart.tm_min, tmstart.tm_sec, | |
1337 | tmend.tm_mon + 1, tmend.tm_mday, tmend.tm_year + 1900, | |
1338 | tmend.tm_hour, tmend.tm_min, tmend.tm_sec, hrs, min, sec, | |
1339 | nodePtr->volumeSetName, dumpedvolumes, | |
1340 | dumpedvolumes + failedvolumes, | |
1341 | afs_printable_uint32_lu(dparams.tapeInfoPtr->kBytes + 1)); | |
1342 | if (code < 0) | |
1343 | line = NULL; | |
1344 | if (line != NULL) { | |
1345 | fwrite(line, strlen(line), 1, centralLogIO); | |
1346 | fflush(centralLogIO); | |
1347 | } | |
1348 | free(line); | |
1349 | } | |
1350 | ||
1351 | setStatus(taskId, TASK_DONE); | |
1352 | ||
1353 | FreeNode(taskId); /* free the dump node */ | |
1354 | LeaveDeviceQueue(deviceLatch); | |
1355 | return (void *)(intptr_t)(code); | |
1356 | } | |
1357 | ||
1358 | #define BELLTIME 60 /* 60 seconds before a bell rings */ | |
1359 | #define BELLCHAR 7 /* ascii for bell */ | |
1360 | ||
1361 | /* retryPrompt | |
1362 | * prompt the user to decide how to handle a failed volume dump. The | |
1363 | * volume parameters describe the volume that failed | |
1364 | * entry: | |
1365 | * volumeName - name of volume | |
1366 | * volumeId - volume id | |
1367 | * taskId - for job contrl | |
1368 | * fn return: | |
1369 | * character typed by user, one of r, o or a | |
1370 | */ | |
1371 | ||
1372 | char | |
1373 | retryPrompt(char *volumeName, afs_int32 volumeId, afs_uint32 taskId) | |
1374 | { | |
1375 | afs_int32 start; | |
1376 | char ch; | |
1377 | afs_int32 code = 0; | |
1378 | ||
1379 | setStatus(taskId, OPR_WAIT); | |
1380 | printf("\nDump of volume %s (%u) failed\n\n", volumeName, volumeId); | |
1381 | ||
1382 | printf("Please select action to be taken for this volume\n"); | |
1383 | ||
1384 | again: | |
1385 | printf("r - retry, try dumping this volume again\n"); | |
1386 | printf("o - omit, this volume from this dump\n"); | |
1387 | printf("a - abort, the entire dump\n"); | |
1388 | ||
1389 | while (1) { | |
1390 | FFlushInput(); | |
1391 | putchar(BELLCHAR); | |
1392 | fflush(stdout); | |
1393 | ||
1394 | start = time(0); | |
1395 | while (1) { | |
1396 | code = LWP_GetResponseKey(5, &ch); /* ch stores key pressed */ | |
1397 | if (code == 1) | |
1398 | break; /* input is available */ | |
1399 | ||
1400 | if (checkAbortByTaskId(taskId)) { | |
1401 | clearStatus(taskId, OPR_WAIT); | |
1402 | printf | |
1403 | ("This tape operation has been aborted by the coordinator\n"); | |
1404 | return 'a'; | |
1405 | } | |
1406 | ||
1407 | if (time(0) > start + BELLTIME) | |
1408 | break; | |
1409 | } | |
1410 | /* otherwise, we should beep again, check for abort and go back, | |
1411 | * since the GetResponseKey() timed out. | |
1412 | */ | |
1413 | if (code == 1) | |
1414 | break; /* input is available */ | |
1415 | } | |
1416 | clearStatus(taskId, OPR_WAIT); | |
1417 | if (ch != 'r' && ch != 'o' && ch != 'a') { | |
1418 | printf("Please select one of the 3 options, r, o or a\n"); | |
1419 | goto again; | |
1420 | } | |
1421 | ||
1422 | return ch; | |
1423 | } | |
1424 | ||
1425 | /* For testing: it prints the tape label */ | |
1426 | int | |
1427 | printTapeLabel(struct butm_tapeLabel *tl) | |
1428 | { | |
1429 | printf("Tape Label\n"); | |
1430 | printf(" structVersion = %d\n", tl->structVersion); | |
1431 | printf(" creationTime = %u\n", tl->creationTime); | |
1432 | printf(" expirationDate = %u\n", tl->expirationDate); | |
1433 | printf(" AFSName = %s\n", tl->AFSName); | |
1434 | printf(" cell = %s\n", tl->cell); | |
1435 | printf(" dumpid = %d\n", tl->dumpid); | |
1436 | printf(" useCount = %d\n", tl->useCount); | |
1437 | printf(" comment = %s\n", tl->comment); | |
1438 | printf(" pName = %s\n", tl->pName); | |
1439 | printf(" size = %u\n", tl->size); | |
1440 | printf(" dumpPath = %s\n", tl->dumpPath); | |
1441 | return 0; | |
1442 | } | |
1443 | ||
1444 | /* getXBSATape | |
1445 | * Create a tape structure to be satisfy the backup database | |
1446 | * even though we don't really use a tape with XBSA. | |
1447 | */ | |
1448 | int | |
1449 | getXBSATape(struct dumpRock *dparamsPtr) | |
1450 | { | |
1451 | struct dumpNode *nodePtr = dparamsPtr->node; | |
1452 | struct butm_tapeInfo *tapeInfoPtr = dparamsPtr->tapeInfoPtr; | |
1453 | struct butm_tapeLabel *tapeLabelPtr = &dparamsPtr->tapeLabel; | |
1454 | afs_int32 code = 0; | |
1455 | ||
1456 | tc_MakeTapeName(dparamsPtr->tapeName, &nodePtr->tapeSetDesc, | |
1457 | dparamsPtr->tapeSeq); | |
1458 | ||
1459 | GetNewLabel(tapeInfoPtr, "" /*pName */ , dparamsPtr->tapeName, | |
1460 | tapeLabelPtr); | |
1461 | strcpy(tapeLabelPtr->dumpPath, nodePtr->dumpName); | |
1462 | tapeLabelPtr->dumpid = dparamsPtr->databaseDumpId; | |
1463 | tapeLabelPtr->expirationDate = | |
1464 | calcExpirationDate(nodePtr->tapeSetDesc.expType, | |
1465 | nodePtr->tapeSetDesc.expDate, time(0)); | |
1466 | ||
1467 | /* printTapeLabel(tapeLabelPtr); For testing */ | |
1468 | ||
1469 | code = | |
1470 | useTape(&dparamsPtr->tape, dparamsPtr->databaseDumpId, | |
1471 | dparamsPtr->tapeName, | |
1472 | (dparamsPtr->tapeSeq + dparamsPtr->dump.tapes.b), | |
1473 | tapeLabelPtr->useCount, tapeLabelPtr->creationTime, | |
1474 | tapeLabelPtr->expirationDate, 0 /*tape position */ ); | |
1475 | return (code); | |
1476 | } | |
1477 | ||
1478 | /* getDumpTape | |
1479 | * iterate until the desired tape (as specified by the dump structures) | |
1480 | * is mounted. | |
1481 | * entry: | |
1482 | * interactiveFlag | |
1483 | * 0 - assume the tape is there. Prompt if assumption false | |
1484 | * 1 - prompt regardless | |
1485 | */ | |
1486 | ||
1487 | int | |
1488 | getDumpTape(struct dumpRock *dparamsPtr, int interactiveFlag, | |
1489 | afs_int32 append) | |
1490 | { | |
1491 | struct dumpNode *nodePtr = dparamsPtr->node; | |
1492 | struct butm_tapeInfo *tapeInfoPtr = dparamsPtr->tapeInfoPtr; | |
1493 | struct butm_tapeLabel *newTapeLabelPtr = &dparamsPtr->tapeLabel; | |
1494 | char AFSTapeName[TC_MAXTAPENAMELEN]; | |
1495 | afs_int32 taskId = nodePtr->taskID; | |
1496 | struct butm_tapeLabel oldTapeLabel; | |
1497 | struct budb_dumpEntry dumpEntry; | |
1498 | struct budb_tapeEntry tapeEntry; | |
1499 | struct budb_volumeEntry volEntry; | |
1500 | Date expir; | |
1501 | afs_int32 doAppend; | |
1502 | afs_int32 code = 0; | |
1503 | int askForTape; | |
1504 | int tapecount = 1; | |
1505 | char strlevel[5]; | |
1506 | afs_int32 tapepos, lastpos; | |
1507 | ||
1508 | extern struct tapeConfig globalTapeConfig; | |
1509 | ||
1510 | askForTape = interactiveFlag; | |
1511 | dparamsPtr->wroteLabel = 0; | |
1512 | ||
1513 | /* Keep prompting for a tape until we get it right */ | |
1514 | while (1) { | |
1515 | /* What the name of the tape would be if not appending to it */ | |
1516 | tc_MakeTapeName(AFSTapeName, &nodePtr->tapeSetDesc, | |
1517 | dparamsPtr->tapeSeq); | |
1518 | ||
1519 | doAppend = append; | |
1520 | ||
1521 | if (askForTape) { | |
1522 | code = | |
1523 | PromptForTape((doAppend ? APPENDOPCODE : WRITEOPCODE), | |
1524 | AFSTapeName, dparamsPtr->databaseDumpId, taskId, | |
1525 | tapecount); | |
1526 | if (code) | |
1527 | ERROR_EXIT(code); | |
1528 | } | |
1529 | askForTape = 1; | |
1530 | tapecount++; | |
1531 | ||
1532 | /* open the tape device */ | |
1533 | code = butm_Mount(tapeInfoPtr, AFSTapeName); | |
1534 | if (code) { | |
1535 | TapeLog(0, taskId, code, tapeInfoPtr->error, "Can't open tape\n"); | |
1536 | goto getNewTape; | |
1537 | } | |
1538 | ||
1539 | /* Read the tape label */ | |
1540 | code = butm_ReadLabel(tapeInfoPtr, &oldTapeLabel, 1); /* rewind */ | |
1541 | if (code) { | |
1542 | if (tapeInfoPtr->error) { | |
1543 | ErrorLog(0, taskId, code, tapeInfoPtr->error, | |
1544 | "Warning: Tape error while reading label (will proceed with dump)\n"); | |
1545 | } | |
1546 | memset(&oldTapeLabel, 0, sizeof(oldTapeLabel)); | |
1547 | } | |
1548 | ||
1549 | /* Check if null tape. Prior 3.3, backup tapes have no dump id */ | |
1550 | if ((strcmp(oldTapeLabel.AFSName, "") == 0) | |
1551 | && (oldTapeLabel.dumpid == 0)) { | |
1552 | if (doAppend) { | |
1553 | TLog(taskId, | |
1554 | "Dump not found on tape. Proceeding with initial dump\n"); | |
1555 | doAppend = 0; | |
1556 | } | |
1557 | } else if (doAppend) { /* appending */ | |
1558 | /* Check that we don't have a database dump tape */ | |
1559 | if (databaseTape(oldTapeLabel.AFSName)) { | |
1560 | char gotName[BU_MAXTAPELEN + 32]; | |
1561 | ||
1562 | /* label does not match */ | |
1563 | LABELNAME(gotName, &oldTapeLabel); | |
1564 | TLog(taskId, "Can't append to database tape %s\n", gotName); | |
1565 | goto getNewTape; | |
1566 | } | |
1567 | ||
1568 | /* Verify that the tape is of version 4 (AFS 3.3) or greater */ | |
1569 | if (oldTapeLabel.structVersion < TAPE_VERSION_4) { | |
1570 | TLog(taskId, | |
1571 | "Can't append: requires tape version %d or greater\n", | |
1572 | TAPE_VERSION_4); | |
1573 | goto getNewTape; | |
1574 | } | |
1575 | ||
1576 | /* Verify that the last tape of the dump set is in the drive. | |
1577 | * volEntry will be zeroed if last dump has no volume entries. | |
1578 | */ | |
1579 | code = | |
1580 | bcdb_FindLastTape(oldTapeLabel.dumpid, &dumpEntry, &tapeEntry, | |
1581 | &volEntry); | |
1582 | if (code) { | |
1583 | ErrorLog(0, taskId, code, 0, | |
1584 | "Can't append: Can't find last volume of dumpId %u in database\n", | |
1585 | oldTapeLabel.dumpid); | |
1586 | printf("Please scan the dump in or choose another tape\n"); | |
1587 | goto getNewTape; | |
1588 | } | |
1589 | lastpos = | |
1590 | (volEntry.position ? volEntry.position : tapeEntry.labelpos); | |
1591 | ||
1592 | if (strcmp(TNAME(&oldTapeLabel), tapeEntry.name)) { | |
1593 | char expName[BU_MAXTAPELEN + 32], gotName[BU_MAXTAPELEN + 32]; | |
1594 | ||
1595 | TAPENAME(expName, tapeEntry.name, oldTapeLabel.dumpid); | |
1596 | LABELNAME(gotName, &oldTapeLabel); | |
1597 | ||
1598 | TLog(taskId, | |
1599 | "Can't append: Last tape in dump-set is %s, label seen %s\n", | |
1600 | expName, gotName); | |
1601 | goto getNewTape; | |
1602 | } | |
1603 | ||
1604 | /* After reading the tape label, we now know what it is */ | |
1605 | strcpy(AFSTapeName, oldTapeLabel.AFSName); /* the real name */ | |
1606 | strcpy(tapeInfoPtr->name, oldTapeLabel.AFSName); /* the real name */ | |
1607 | ||
1608 | /* Position after last volume on the tape */ | |
1609 | code = butm_SeekEODump(tapeInfoPtr, lastpos); | |
1610 | if (code) { | |
1611 | ErrorLog(0, taskId, code, tapeInfoPtr->error, | |
1612 | "Can't append: Can't position to end of dump on tape %s\n", | |
1613 | tapeEntry.name); | |
1614 | goto getNewTape; | |
1615 | } | |
1616 | ||
1617 | /* Track size of tape - set after seek since seek changes the value */ | |
1618 | tapeInfoPtr->kBytes = tapeEntry.useKBytes; | |
1619 | } else { /* not appending */ | |
1620 | ||
1621 | afs_uint32 tapeid; | |
1622 | afs_uint32 dmp; | |
1623 | struct budb_dumpEntry de, de2; | |
1624 | ||
1625 | /* Check if tape name is not what expected - null tapes are acceptable | |
1626 | * Don't do check if the tape has a user defined label. | |
1627 | */ | |
1628 | if (dump_namecheck && (strcmp(oldTapeLabel.pName, "") == 0)) { | |
1629 | if (strcmp(oldTapeLabel.AFSName, "") && /* not null tape */ | |
1630 | strcmp(oldTapeLabel.AFSName, AFSTapeName)) { /* not expected name */ | |
1631 | TLog(taskId, "Tape label expected %s, label seen %s\n", | |
1632 | AFSTapeName, oldTapeLabel.AFSName); | |
1633 | goto getNewTape; | |
1634 | } | |
1635 | ||
1636 | /* Check that we don't have a database dump tape */ | |
1637 | if (databaseTape(oldTapeLabel.AFSName)) { | |
1638 | /* label does not match */ | |
1639 | TLog(taskId, | |
1640 | "Tape label expected %s, can't dump to database tape %s\n", | |
1641 | AFSTapeName, oldTapeLabel.AFSName); | |
1642 | goto getNewTape; | |
1643 | } | |
1644 | } | |
1645 | ||
1646 | /* Verify the tape has not expired - only check if not appending */ | |
1647 | if (!tapeExpired(&oldTapeLabel)) { | |
1648 | TLog(taskId, "This tape has not expired\n"); | |
1649 | goto getNewTape; | |
1650 | } | |
1651 | ||
1652 | /* Given a tape dump with good data, verify we don't overwrite recent dumps | |
1653 | * and also verify that the volume will be restorable - if not print warnings | |
1654 | */ | |
1655 | if (oldTapeLabel.dumpid) { | |
1656 | /* Do not overwrite a tape that belongs to the dump's dumpset */ | |
1657 | tapeid = | |
1658 | (dparamsPtr->initialDumpId ? dparamsPtr-> | |
1659 | initialDumpId : dparamsPtr->databaseDumpId); | |
1660 | if (oldTapeLabel.dumpid == tapeid) { | |
1661 | ErrorLog(0, taskId, 0, 0, | |
1662 | "Can't overwrite tape containing the dump in progress\n"); | |
1663 | goto getNewTape; | |
1664 | } | |
1665 | ||
1666 | /* Since the dumpset on this tape will be deleted from database, check if | |
1667 | * any of the dump's parent-dumps are on this tape. | |
1668 | */ | |
1669 | for (dmp = nodePtr->parent; dmp; dmp = de.parent) { | |
1670 | code = bcdb_FindDumpByID(dmp, &de); | |
1671 | if (code) { | |
1672 | ErrorLog(0, taskId, 0, 0, | |
1673 | "Warning: Can't find parent dump %u in backup database\n", | |
1674 | dmp); | |
1675 | break; | |
1676 | } | |
1677 | ||
1678 | tapeid = (de.initialDumpID ? de.initialDumpID : de.id); | |
1679 | if (oldTapeLabel.dumpid == tapeid) { | |
1680 | ErrorLog(0, taskId, 0, 0, | |
1681 | "Can't overwrite the parent dump %s (DumpID %u)\n", | |
1682 | de.name, de.id); | |
1683 | goto getNewTape; | |
1684 | } | |
1685 | } | |
1686 | ||
1687 | /* Since the dumpset on this tape will be deleted from database, check if | |
1688 | * any of the dumps in this dumpset are most-recent-dumps. | |
1689 | */ | |
1690 | for (dmp = oldTapeLabel.dumpid; dmp; dmp = de.appendedDumpID) { | |
1691 | if (dmp == dparamsPtr->lastDump.id) { | |
1692 | memcpy(&de, &dparamsPtr->lastDump, sizeof(de)); | |
1693 | memcpy(&de2, &dparamsPtr->lastDump, sizeof(de2)); | |
1694 | } else { | |
1695 | code = bcdb_FindDumpByID(dmp, &de); | |
1696 | if (code) | |
1697 | break; | |
1698 | snprintf(strlevel, sizeof(strlevel), "%d", de.level); | |
1699 | code = | |
1700 | bcdb_FindLatestDump(de.volumeSetName, strlevel, | |
1701 | &de2); | |
1702 | if (code) | |
1703 | continue; | |
1704 | } | |
1705 | ||
1706 | /* If dump on the tape is the latest dump at this level */ | |
1707 | if (de.id == de2.id) { | |
1708 | if (strcmp(DUMP_TAPE_NAME, de2.name) == 0) { | |
1709 | ErrorLog(0, taskId, 0, 0, | |
1710 | "Warning: Overwriting most recent dump %s (DumpID %u)\n", | |
1711 | de.name, de.id); | |
1712 | } else { | |
1713 | ErrorLog(0, taskId, 0, 0, | |
1714 | "Warning: Overwriting most recent dump of the '%s' volumeset: %s (DumpID %u)\n", | |
1715 | de.volumeSetName, de.name, de.id); | |
1716 | } | |
1717 | } | |
1718 | } | |
1719 | } /* if (oldTapeLabel.dumpid) */ | |
1720 | } /* else not appending */ | |
1721 | ||
1722 | /* | |
1723 | * Now have the right tape. Create a new label for the tape | |
1724 | * Appended labels have the dump's dumpId - labels at beginnings of | |
1725 | * tape have the initial dump's dumpId. | |
1726 | * Appended labels do not increment the useCount. | |
1727 | * Labels at beginnings of tape use the most future expiration of the dump set. | |
1728 | */ | |
1729 | GetNewLabel(tapeInfoPtr, oldTapeLabel.pName, AFSTapeName, | |
1730 | newTapeLabelPtr); | |
1731 | strcpy(newTapeLabelPtr->dumpPath, nodePtr->dumpName); | |
1732 | newTapeLabelPtr->expirationDate = | |
1733 | calcExpirationDate(nodePtr->tapeSetDesc.expType, | |
1734 | nodePtr->tapeSetDesc.expDate, time(0)); | |
1735 | newTapeLabelPtr->dumpid = dparamsPtr->databaseDumpId; | |
1736 | newTapeLabelPtr->useCount = oldTapeLabel.useCount; | |
1737 | ||
1738 | if (!doAppend) { | |
1739 | newTapeLabelPtr->useCount++; | |
1740 | if (dparamsPtr->initialDumpId) { | |
1741 | newTapeLabelPtr->dumpid = dparamsPtr->initialDumpId; | |
1742 | expir = ExpirationDate(dparamsPtr->initialDumpId); | |
1743 | if (expir > newTapeLabelPtr->expirationDate) | |
1744 | newTapeLabelPtr->expirationDate = expir; | |
1745 | } | |
1746 | } | |
1747 | ||
1748 | /* write the label on the tape - rewind if not appending and vice-versa */ | |
1749 | code = butm_Create(tapeInfoPtr, newTapeLabelPtr, !doAppend); | |
1750 | if (code) { | |
1751 | char gotName[BU_MAXTAPELEN + 32]; | |
1752 | ||
1753 | LABELNAME(gotName, newTapeLabelPtr); | |
1754 | TapeLog(0, taskId, code, tapeInfoPtr->error, | |
1755 | "Can't label tape as %s\n", gotName); | |
1756 | goto getNewTape; | |
1757 | } | |
1758 | dparamsPtr->wroteLabel = 1; /* Remember we wrote the label */ | |
1759 | tapepos = tapeInfoPtr->position - 1; | |
1760 | ||
1761 | strcpy(dparamsPtr->tapeName, TNAME(newTapeLabelPtr)); | |
1762 | ||
1763 | /* If appending, set dumpentry in the database as appended. */ | |
1764 | if (doAppend) { | |
1765 | char gotName[BU_MAXTAPELEN + 32]; | |
1766 | ||
1767 | nodePtr->tapeSetDesc.b = extractTapeSeq(AFSTapeName); | |
1768 | dparamsPtr->dump.tapes.b = nodePtr->tapeSetDesc.b; | |
1769 | dparamsPtr->initialDumpId = oldTapeLabel.dumpid; | |
1770 | strcpy(nodePtr->tapeSetDesc.format, dumpEntry.tapes.format); | |
1771 | ||
1772 | code = | |
1773 | bcdb_MakeDumpAppended(dparamsPtr->databaseDumpId, | |
1774 | dparamsPtr->initialDumpId, | |
1775 | nodePtr->tapeSetDesc.b); | |
1776 | if (code) | |
1777 | ErrorLog(2, taskId, code, 0, | |
1778 | "Warning: Can't append dump %u to dump %u in database\n", | |
1779 | dparamsPtr->databaseDumpId, | |
1780 | dparamsPtr->initialDumpId); | |
1781 | ||
1782 | LABELNAME(gotName, &oldTapeLabel); | |
1783 | TLog(taskId, "Appending dump %s (DumpID %u) to tape %s\n", | |
1784 | nodePtr->dumpSetName, dparamsPtr->databaseDumpId, gotName); | |
1785 | } | |
1786 | ||
1787 | /* If not appending, delete overwritten dump from the database */ | |
1788 | else { | |
1789 | if ((oldTapeLabel.structVersion >= TAPE_VERSION_3) | |
1790 | && oldTapeLabel.dumpid) { | |
1791 | code = bcdb_deleteDump(oldTapeLabel.dumpid, 0, 0, 0); | |
1792 | if (code && (code != BUDB_NOENT)) | |
1793 | ErrorLog(0, taskId, code, 0, | |
1794 | "Warning: Can't delete old dump %u from database\n", | |
1795 | oldTapeLabel.dumpid); | |
1796 | } | |
1797 | } | |
1798 | ||
1799 | code = | |
1800 | useTape(&dparamsPtr->tape, dparamsPtr->databaseDumpId, | |
1801 | dparamsPtr->tapeName, | |
1802 | (dparamsPtr->tapeSeq + dparamsPtr->dump.tapes.b), | |
1803 | newTapeLabelPtr->useCount, newTapeLabelPtr->creationTime, | |
1804 | newTapeLabelPtr->expirationDate, tapepos); | |
1805 | ||
1806 | /* | |
1807 | * The margin of space to check for end of tape is set to the | |
1808 | * amount of space used to write an end-of-tape multiplied by 2. | |
1809 | * The amount of space is size of a 16K volume trailer, a 16K File | |
1810 | * End mark, its EOF marker, a 16K EODump marker, its EOF marker, | |
1811 | * and up to two EOF markers done on close (3 16K blocks + 4 EOF | |
1812 | * markers). | |
1813 | */ | |
1814 | tc_EndMargin = (3 * 16384 + 4 * globalTapeConfig.fileMarkSize) * 2; | |
1815 | tc_KEndMargin = tc_EndMargin / 1024; | |
1816 | break; | |
1817 | ||
1818 | getNewTape: | |
1819 | unmountTape(taskId, tapeInfoPtr); | |
1820 | } | |
1821 | ||
1822 | error_exit: | |
1823 | return (code); | |
1824 | } | |
1825 | ||
1826 | int | |
1827 | makeVolumeHeader(struct volumeHeader *vhptr, struct dumpRock *dparamsPtr, | |
1828 | int fragmentNumber) | |
1829 | { | |
1830 | struct dumpNode *nodePtr = dparamsPtr->node; | |
1831 | struct tc_dumpDesc *curDump; | |
1832 | afs_int32 code = 0; | |
1833 | ||
1834 | curDump = &nodePtr->dumps[dparamsPtr->curVolume]; | |
1835 | ||
1836 | memset(vhptr, 0, sizeof(*vhptr)); | |
1837 | strcpy(vhptr->volumeName, curDump->name); | |
1838 | vhptr->volumeID = curDump->vid; | |
1839 | vhptr->cloneDate = curDump->cloneDate; | |
1840 | vhptr->server = curDump->hostAddr; | |
1841 | vhptr->part = curDump->partition; | |
1842 | vhptr->from = curDump->date; | |
1843 | vhptr->frag = fragmentNumber; | |
1844 | vhptr->contd = 0; | |
1845 | vhptr->magic = TC_VOLBEGINMAGIC; | |
1846 | vhptr->dumpID = dparamsPtr->databaseDumpId; /* real dump id */ | |
1847 | vhptr->level = nodePtr->level; | |
1848 | vhptr->parentID = nodePtr->parent; | |
1849 | vhptr->endTime = 0; | |
1850 | vhptr->versionflags = CUR_TAPE_VERSION; | |
1851 | strcpy(vhptr->dumpSetName, nodePtr->dumpSetName); | |
1852 | strcpy(vhptr->preamble, "H++NAME#"); | |
1853 | strcpy(vhptr->postamble, "T--NAME#"); | |
1854 | ||
1855 | return (code); | |
1856 | } | |
1857 | ||
1858 | int | |
1859 | volumeHeader_hton(struct volumeHeader *hostPtr, struct volumeHeader *netPtr) | |
1860 | { | |
1861 | struct volumeHeader volHdr; | |
1862 | ||
1863 | memset(&volHdr, 0, sizeof(volHdr)); | |
1864 | ||
1865 | strcpy(volHdr.preamble, hostPtr->preamble); | |
1866 | strcpy(volHdr.postamble, hostPtr->postamble); | |
1867 | strcpy(volHdr.volumeName, hostPtr->volumeName); | |
1868 | strcpy(volHdr.dumpSetName, hostPtr->dumpSetName); | |
1869 | volHdr.volumeID = htonl(hostPtr->volumeID); | |
1870 | volHdr.server = htonl(hostPtr->server); | |
1871 | volHdr.part = htonl(hostPtr->part); | |
1872 | volHdr.from = htonl(hostPtr->from); | |
1873 | volHdr.frag = htonl(hostPtr->frag); | |
1874 | volHdr.magic = htonl(hostPtr->magic); | |
1875 | volHdr.contd = htonl(hostPtr->contd); | |
1876 | volHdr.dumpID = htonl(hostPtr->dumpID); | |
1877 | volHdr.level = htonl(hostPtr->level); | |
1878 | volHdr.parentID = htonl(hostPtr->parentID); | |
1879 | volHdr.endTime = htonl(hostPtr->endTime); | |
1880 | volHdr.versionflags = htonl(hostPtr->versionflags); | |
1881 | volHdr.cloneDate = htonl(hostPtr->cloneDate); | |
1882 | ||
1883 | memcpy(netPtr, &volHdr, sizeof(struct volumeHeader)); | |
1884 | return 0; | |
1885 | } | |
1886 | ||
1887 | /* database related routines */ | |
1888 | ||
1889 | afs_int32 | |
1890 | createDump(struct dumpRock *dparamsPtr) | |
1891 | { | |
1892 | struct dumpNode *nodePtr = dparamsPtr->node; | |
1893 | struct budb_dumpEntry *dumpPtr; | |
1894 | afs_int32 code = 0; | |
1895 | ||
1896 | dumpPtr = &dparamsPtr->dump; | |
1897 | memset(dumpPtr, 0, sizeof(*dumpPtr)); | |
1898 | ||
1899 | /* id filled in by database */ | |
1900 | dumpPtr->parent = nodePtr->parent; | |
1901 | dumpPtr->level = nodePtr->level; | |
1902 | dumpPtr->flags = 0; | |
1903 | #ifdef xbsa | |
1904 | if (CONF_XBSA) { | |
1905 | if (xbsaType == XBSA_SERVER_TYPE_ADSM) { | |
1906 | strcpy(dumpPtr->tapes.tapeServer, butxInfo.serverName); | |
1907 | dumpPtr->flags = BUDB_DUMP_ADSM; | |
1908 | } | |
1909 | if (!(butxInfo.serverType & XBSA_SERVER_FLAG_MULTIPLE)) { | |
1910 | /* The current server (API) doesn't provide the function required | |
1911 | * to specify a server at startup time. For that reason, we can't | |
1912 | * be sure that the server name supplied by the user in the user- | |
1913 | * defined configuration file is correct. We set a flag here so | |
1914 | * we know at restore time that the servername info in the backup | |
1915 | * database may be incorrect. We will not allow a server switch | |
1916 | * at that time, even if the server at restore time supports | |
1917 | * multiple servers. | |
1918 | */ | |
1919 | dumpPtr->flags |= BUDB_DUMP_XBSA_NSS; | |
1920 | } | |
1921 | } | |
1922 | #endif | |
1923 | strcpy(dumpPtr->volumeSetName, nodePtr->volumeSetName); | |
1924 | strcpy(dumpPtr->dumpPath, nodePtr->dumpName); | |
1925 | strcpy(dumpPtr->name, nodePtr->dumpSetName); | |
1926 | dumpPtr->created = 0; /* let database assign it */ | |
1927 | dumpPtr->incTime = 0; /* not really used */ | |
1928 | dumpPtr->nVolumes = 0; | |
1929 | dumpPtr->initialDumpID = 0; | |
1930 | ||
1931 | dumpPtr->tapes.id = groupId; | |
1932 | dumpPtr->tapes.b = 1; | |
1933 | dumpPtr->tapes.maxTapes = 0; | |
1934 | strcpy(dumpPtr->tapes.format, nodePtr->tapeSetDesc.format); | |
1935 | ||
1936 | /* principal filled in by database */ | |
1937 | ||
1938 | /* now call the database to create the entry */ | |
1939 | code = bcdb_CreateDump(dumpPtr); | |
1940 | if (code == 0) | |
1941 | dparamsPtr->databaseDumpId = dumpPtr->id; | |
1942 | ||
1943 | return (code); | |
1944 | } | |
1945 | ||
1946 | #ifdef xbsa | |
1947 | /* InitToServer: | |
1948 | * Initialize to a specific server. The first time, we remember the | |
1949 | * server as the original server and go back to it each time we pass 0 | |
1950 | * as the server. | |
1951 | */ | |
1952 | afs_int32 | |
1953 | InitToServer(afs_int32 taskId, struct butx_transactionInfo * butxInfoP, | |
1954 | char *server) | |
1955 | { | |
1956 | static char origserver[BSA_MAX_DESC]; | |
1957 | static int init = 0; | |
1958 | afs_int32 rc, code = 0; | |
1959 | ||
1960 | if (!init) { | |
1961 | strcpy(origserver, ""); | |
1962 | init = 1; | |
1963 | } | |
1964 | ||
1965 | if (!server) | |
1966 | server = origserver; /* return to original server */ | |
1967 | if (strcmp(server, "") == 0) | |
1968 | return 0; /* No server, do nothing */ | |
1969 | if (strcmp(butxInfoP->serverName, server) == 0) | |
1970 | return 0; /* same server, do nothing */ | |
1971 | if (strcmp(origserver, "") == 0) | |
1972 | strcpy(origserver, server); /* remember original server */ | |
1973 | ||
1974 | if (strcmp(butxInfoP->serverName, "") != 0) { | |
1975 | /* If already connected to a server, disconnect from it. | |
1976 | * Check to see if our server does not support switching. | |
1977 | */ | |
1978 | if (!(butxInfo.serverType & XBSA_SERVER_FLAG_MULTIPLE)) { | |
1979 | ErrorLog(0, taskId, TC_BADTASK, 0, | |
1980 | "This version of XBSA libraries does not support switching " | |
1981 | "from server %s to server %s\n", butxInfoP->serverName, | |
1982 | server); | |
1983 | return (TC_BADTASK); | |
1984 | } | |
1985 | ||
1986 | rc = xbsa_Finalize(&butxInfo); | |
1987 | if (rc != XBSA_SUCCESS) { | |
1988 | ErrorLog(0, taskId, rc, 0, | |
1989 | "InitToServer: Unable to terminate the connection to server %s\n", | |
1990 | butxInfoP->serverName); | |
1991 | ERROR_EXIT(rc); | |
1992 | } | |
1993 | } | |
1994 | ||
1995 | /* initialize to the new server */ | |
1996 | rc = xbsa_Initialize(&butxInfo, xbsaObjectOwner, appObjectOwner, | |
1997 | xbsaSecToken, server); | |
1998 | if (rc != XBSA_SUCCESS) { | |
1999 | ErrorLog(0, taskId, rc, 0, | |
2000 | "InitToServer: Unable to initialize the XBSA library to server %s\n", | |
2001 | server); | |
2002 | ERROR_EXIT(rc); | |
2003 | } | |
2004 | ||
2005 | error_exit: | |
2006 | return (code); | |
2007 | } | |
2008 | ||
2009 | ||
2010 | /* DeleteDump | |
2011 | * | |
2012 | */ | |
2013 | void * | |
2014 | DeleteDump(void *param) | |
2015 | { | |
2016 | struct deleteDumpIf *ptr = (struct deleteDumpIf *)param; | |
2017 | ||
2018 | afs_int32 taskId; | |
2019 | afs_int32 rc, code = 0; | |
2020 | afs_uint32 dumpid; | |
2021 | afs_int32 index, next, dbTime; | |
2022 | budb_volumeList vl; | |
2023 | struct budb_dumpEntry dumpEntry; | |
2024 | char tapeName[BU_MAXTAPELEN]; | |
2025 | char dumpIdStr[XBSA_MAX_OSNAME]; | |
2026 | char volumeNameStr[XBSA_MAX_PATHNAME]; | |
2027 | afs_int32 i; | |
2028 | int intrans = 0; | |
2029 | int allnotfound = 1, onenotfound = 0; | |
2030 | extern struct udbHandleS udbHandle; | |
2031 | extern struct deviceSyncNode *deviceLatch; | |
2032 | ||
2033 | dumpid = ptr->dumpID; | |
2034 | taskId = ptr->taskId; /* Get task Id */ | |
2035 | ||
2036 | afs_pthread_setname_self("deletedump"); | |
2037 | setStatus(taskId, DRIVE_WAIT); | |
2038 | EnterDeviceQueue(deviceLatch); | |
2039 | clearStatus(taskId, DRIVE_WAIT); | |
2040 | ||
2041 | printf("\n\n"); | |
2042 | TapeLog(2, taskId, 0, 0, "Delete Dump %u\n", dumpid); | |
2043 | ||
2044 | vl.budb_volumeList_len = 0; | |
2045 | vl.budb_volumeList_val = 0; | |
2046 | tapeName[0] = '\0'; | |
2047 | ||
2048 | /* Get the dump info for the dump we are deleting */ | |
2049 | rc = bcdb_FindDumpByID(dumpid, &dumpEntry); | |
2050 | if (rc) { | |
2051 | ErrorLog(0, taskId, rc, 0, | |
2052 | "Unable to locate dump ID %u in database\n", dumpid); | |
2053 | setStatus(taskId, TASK_ERROR); | |
2054 | ERROR_EXIT(rc); | |
2055 | } | |
2056 | ||
2057 | /* we must make sure that we are configured with the correct type of | |
2058 | * XBSA server for this dump delete! Only those dumped to an ADSM server. | |
2059 | */ | |
2060 | if ((xbsaType == XBSA_SERVER_TYPE_ADSM) | |
2061 | && !((dumpEntry.flags & (BUDB_DUMP_ADSM | BUDB_DUMP_BUTA)))) { | |
2062 | ErrorLog(0, taskId, TC_BADTASK, 0, | |
2063 | "The dump %u requested for deletion is incompatible with this instance of butc\n", | |
2064 | dumpid); | |
2065 | setStatus(taskId, TASK_ERROR); | |
2066 | ERROR_EXIT(TC_BADTASK); | |
2067 | } | |
2068 | ||
2069 | /* Make sure we are connected to the correct server. If not, switch to it if appropriate */ | |
2070 | if ((strlen((char *)dumpEntry.tapes.tapeServer) != 0) | |
2071 | && (strcmp((char *)dumpEntry.tapes.tapeServer, butxInfo.serverName) != | |
2072 | 0)) { | |
2073 | ||
2074 | /* Check to see if the tapeServer name is trustworthy */ | |
2075 | if ((dumpEntry.flags & (BUDB_DUMP_XBSA_NSS | BUDB_DUMP_BUTA)) | |
2076 | && !forcemultiple) { | |
2077 | /* The dump was made with a version of the XBSA interface | |
2078 | * that didn't allow switching of servers, we can't be sure | |
2079 | * that the servername in the backup database is correct. So, | |
2080 | * we will check the servername and log it if they don't match; | |
2081 | * but we will try to do the delete without switching servers. | |
2082 | */ | |
2083 | TLog(taskId, | |
2084 | "The dump %d requested for deletion is on server %s " | |
2085 | "but butc is connected to server %s " | |
2086 | "(Attempting to delete the dump anyway)\n", dumpid, | |
2087 | (char *)dumpEntry.tapes.tapeServer, butxInfo.serverName); | |
2088 | } else { | |
2089 | TLog(taskId, | |
2090 | "The dump %u requested for deletion is on server %s " | |
2091 | "but butc is connected to server %s " | |
2092 | "(switching servers)\n", dumpid, | |
2093 | (char *)dumpEntry.tapes.tapeServer, butxInfo.serverName); | |
2094 | ||
2095 | rc = InitToServer(taskId, &butxInfo, | |
2096 | (char *)dumpEntry.tapes.tapeServer); | |
2097 | if (rc != XBSA_SUCCESS) { | |
2098 | setStatus(taskId, TASK_ERROR); | |
2099 | ERROR_EXIT(rc); | |
2100 | } | |
2101 | } | |
2102 | } | |
2103 | ||
2104 | /* Start a new Transaction */ | |
2105 | rc = xbsa_BeginTrans(&butxInfo); | |
2106 | if (rc != XBSA_SUCCESS) { | |
2107 | ErrorLog(0, taskId, rc, 0, "Unable to create a new transaction\n"); | |
2108 | setStatus(taskId, TASK_ERROR); | |
2109 | ERROR_EXIT(rc); | |
2110 | } | |
2111 | intrans = 1; | |
2112 | ||
2113 | /* Query the backup database for list of volumes to delete */ | |
2114 | for (index = next = 0; index != -1; index = next) { | |
2115 | rc = ubik_Call_SingleServer(BUDB_GetVolumes, udbHandle.uh_client, | |
2116 | UF_SINGLESERVER, BUDB_MAJORVERSION, | |
2117 | BUDB_OP_DUMPID, tapeName, dumpid, 0, | |
2118 | index, &next, &dbTime, &vl); | |
2119 | if (rc) { | |
2120 | if (rc == BUDB_ENDOFLIST) | |
2121 | break; | |
2122 | ErrorLog(0, taskId, rc, 0, "Can't find volume info for dump %d\n", | |
2123 | dumpid); | |
2124 | setStatus(taskId, TASK_ERROR); | |
2125 | ERROR_EXIT(rc); | |
2126 | } | |
2127 | ||
2128 | /* Delete all volumes on the list */ | |
2129 | for (i = 0; i < vl.budb_volumeList_len; i++) { | |
2130 | if (dumpEntry.flags & BUDB_DUMP_BUTA) { | |
2131 | /* dump was from buta, use old buta style names */ | |
2132 | snprintf(dumpIdStr, sizeof(dumpIdStr), "/%d", dumpid); | |
2133 | snprintf(volumeNameStr, sizeof(volumeNameStr), "/%s", | |
2134 | (char *)vl.budb_volumeList_val[i].name); | |
2135 | } else { /* BUDB_DUMP_ADSM */ | |
2136 | /* dump was from butc to ADSM, use butc names */ | |
2137 | snprintf(dumpIdStr, sizeof(dumpIdStr), "%s", butcdumpIdStr); | |
2138 | snprintf(volumeNameStr, sizeof(volumeNameStr), "/%d/%s", | |
2139 | dumpid, (char *)vl.budb_volumeList_val[i].name); | |
2140 | } | |
2141 | ||
2142 | rc = xbsa_DeleteObject(&butxInfo, dumpIdStr, volumeNameStr); | |
2143 | if (rc != XBSA_SUCCESS) { | |
2144 | ErrorLog(0, taskId, rc, 0, | |
2145 | "Unable to delete the object %s of dump %s from the server\n", | |
2146 | volumeNameStr, dumpIdStr); | |
2147 | /* Don't exit if volume was not found */ | |
2148 | if (rc != BUTX_DELETENOVOL) { | |
2149 | allnotfound = 0; | |
2150 | ERROR_EXIT(rc); | |
2151 | } | |
2152 | onenotfound = 1; | |
2153 | } else { | |
2154 | allnotfound = 0; | |
2155 | TLog(0, | |
2156 | "Deleted volume %s (%u) in dumpID %u from the backup server\n", | |
2157 | vl.budb_volumeList_val[i].name, | |
2158 | vl.budb_volumeList_val[i].id, dumpid); | |
2159 | } | |
2160 | } | |
2161 | ||
2162 | /* free the memory allocated by RPC for this list */ | |
2163 | if (vl.budb_volumeList_val) | |
2164 | free(vl.budb_volumeList_val); | |
2165 | vl.budb_volumeList_len = 0; | |
2166 | vl.budb_volumeList_val = 0; | |
2167 | } | |
2168 | ||
2169 | error_exit: | |
2170 | if (intrans) { | |
2171 | rc = xbsa_EndTrans(&butxInfo); | |
2172 | if (rc != XBSA_SUCCESS) { | |
2173 | ErrorLog(0, taskId, rc, 0, | |
2174 | "Unable to terminate the current transaction\n"); | |
2175 | setStatus(taskId, TASK_ERROR); | |
2176 | ERROR_EXIT(rc); | |
2177 | } | |
2178 | } | |
2179 | ||
2180 | /* Switch back to the original server */ | |
2181 | rc = InitToServer(taskId, &butxInfo, NULL); | |
2182 | ||
2183 | if (vl.budb_volumeList_val) | |
2184 | free(vl.budb_volumeList_val); | |
2185 | ||
2186 | setStatus(taskId, TASK_DONE); | |
2187 | FreeNode(taskId); /* free the dump node */ | |
2188 | LeaveDeviceQueue(deviceLatch); | |
2189 | ||
2190 | /* If we don't find any dumps on the server, rather than returning | |
2191 | * a success, return a failure. | |
2192 | */ | |
2193 | if (!code && onenotfound && allnotfound) { | |
2194 | code = BUTX_DELETENOVOL; | |
2195 | setStatus(taskId, TASK_ERROR); | |
2196 | } | |
2197 | return (void *)(uintptr_t)(code); | |
2198 | } | |
2199 | #endif |