2 * Copyright 2000, International Business Machines Corporation and others.
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
10 #include <afsconfig.h>
11 #include <afs/param.h>
13 #include <afs/procmgmt.h> /* signal(), kill(), wait(), etc. */
17 #include <sys/statfs.h>
21 #include <afs/voldefs.h>
24 #include <rx/rx_queue.h>
25 #include <afs/vlserver.h>
27 #include <afs/cellconfig.h>
30 #include <afs/afsint.h>
34 #include <afs/com_err.h>
36 #include <afs/kautils.h>
38 #include <afs/ihandle.h>
40 #include <afs/ntops.h>
42 #include <afs/vnode.h>
43 #include <afs/volume.h>
44 #define ERRCODE_RANGE 8 /* from error_table.h */
45 #define CLOCKSKEW 2 /* not really skew, but resolution */
46 #define CLOCKADJ(x) (((x) < CLOCKSKEW) ? 0 : (x) - CLOCKSKEW)
48 /* for UV_MoveVolume() recovery */
52 #include "volser_internal.h"
53 #include "volser_prototypes.h"
54 #include "vsutils_prototypes.h"
55 #include "lockprocs_prototypes.h"
57 extern struct ubik_client *cstruct;
58 int verbose = 0, noresolve = 0;
63 afs_int32 vldbEntryIndex;
66 /* Utility macros used by rest of this source file */
67 #define EPRINT(ec, es) \
69 fprintf(STDERR, "\n"); \
70 fprintf(STDERR, (es)); \
74 #define EPRINT1(ec, es, ep1) \
76 fprintf(STDERR, "\n"); \
77 fprintf(STDERR, (es), (ep1)); \
81 #define EPRINT2(ec, es, ep1, ep2) \
83 fprintf(STDERR, "\n"); \
84 fprintf(STDERR, (es), (ep1), (ep2)); \
88 #define EPRINT3(ec, es, ep1, ep2, ep3) \
90 fprintf(STDERR, "\n"); \
91 fprintf(STDERR, (es), (ep1), (ep2), (ep3)); \
95 #define EGOTO(where, ec, es) \
104 #define EGOTO1(where, ec, es, ep1) \
107 EPRINT1((ec),(es),(ep1)); \
113 #define EGOTO2(where, ec, es, ep1, ep2) \
116 EPRINT2((ec),(es),(ep1),(ep2)); \
122 #define EGOTO3(where, ec, es, ep1, ep2, ep3) \
125 EPRINT3((ec),(es),(ep1),(ep2),(ep3)); \
132 { if (verbose) { fprintf(STDOUT, (es)); fflush(STDOUT); } }
133 #define VPRINT1(es, p) \
134 { if (verbose) { fprintf(STDOUT, (es), (p)); fflush(STDOUT); } }
135 #define VPRINT2(es, p1, p2) \
136 { if (verbose) { fprintf(STDOUT, (es), (p1), (p2)); fflush(STDOUT); } }
137 #define VPRINT3(es, p1, p2, p3) \
138 { if (verbose) { fprintf(STDOUT, (es), (p1), (p2), (p3)); fflush(STDOUT); } }
140 { if (verbose) { fprintf(STDOUT, " done\n"); fflush(STDOUT); } }
141 #define VEPRINT(es) \
142 { if (verbose) { fprintf(STDERR, (es)); fflush(STDERR); } }
143 #define VEPRINT1(es, p) \
144 { if (verbose) { fprintf(STDERR, (es), (p)); fflush(STDERR); } }
145 #define VEPRINT2(es, p1, p2) \
146 { if (verbose) { fprintf(STDERR, (es), (p1), (p2)); fflush(STDERR); } }
147 #define VEPRINT3(es, p1, p2, p3) \
148 { if (verbose) { fprintf(STDERR, (es), (p1), (p2), (p3)); fflush(STDERR); } }
150 { if (verbose) { fprintf(STDERR, " done\n"); fflush(STDERR); } }
154 /* getting rid of this */
155 #define ERROR_EXIT(code) do { \
161 /* Protos for static routines */
163 static afs_int32 CheckAndDeleteVolume(struct rx_connection *aconn,
164 afs_int32 apart, afs_uint32 okvol,
167 static int GetTrans(struct nvldbentry *vldbEntryPtr, afs_int32 index,
168 struct rx_connection **connPtr, afs_int32 * transPtr,
169 afs_uint32 * crtimePtr, afs_uint32 * uptimePtr,
170 afs_int32 *origflags, afs_uint32 tmpVolId);
171 static int SimulateForwardMultiple(struct rx_connection *fromconn,
172 afs_int32 fromtid, afs_int32 fromdate,
173 manyDests * tr, afs_int32 flags,
174 void *cookie, manyResults * results);
175 static int DoVolOnline(struct nvldbentry *vldbEntryPtr, afs_uint32 avolid,
176 int index, char *vname, struct rx_connection *connPtr);
177 static int DoVolClone(struct rx_connection *aconn, afs_uint32 avolid,
178 afs_int32 apart, int type, afs_uint32 cloneid,
179 char *typestring, char *pname, char *vname, char *suffix,
180 struct volser_status *volstatus, afs_int32 *transPtr);
181 static int DoVolDelete(struct rx_connection *aconn, afs_uint32 avolid,
182 afs_int32 apart, char *typestring, afs_uint32 atoserver,
183 struct volser_status *volstatus, char *pprefix);
184 static afs_int32 CheckVolume(volintInfo * volumeinfo, afs_uint32 aserver,
185 afs_int32 apart, afs_int32 * modentry,
186 afs_uint32 * maxvolid, struct nvldbentry *aentry);
187 static afs_int32 VolumeExists(afs_uint32 server, afs_int32 partition,
188 afs_uint32 volumeid);
189 static afs_int32 CheckVldbRWBK(struct nvldbentry * entry,
190 afs_int32 * modified);
191 static afs_int32 CheckVldbRO(struct nvldbentry *entry, afs_int32 * modified);
192 static afs_int32 CheckVldb(struct nvldbentry *entry, afs_int32 * modified,
194 static void dump_sig_handler(int x);
195 static int sortVolumes(const void *a, const void *b);
198 /*map the partition <partId> into partition name <partName>*/
200 MapPartIdIntoName(afs_int32 partId, char *partName)
202 if (partId < 26) { /* what if partId > = 26 ? */
203 strcpy(partName, "/vicep");
204 partName[6] = partId + 'a';
207 } else if (partId < VOLMAXPARTS) {
208 strcpy(partName, "/vicep");
210 partName[6] = 'a' + (partId / 26);
211 partName[7] = 'a' + (partId % 26);
218 PrintError(char *msg, afs_int32 errcode)
220 fprintf(STDERR, "%s", msg);
221 /*replace by a big switch statement */
226 fprintf(STDERR, "Possible communication failure\n");
229 fprintf(STDERR, "Volume needs to be salvaged\n");
232 fprintf(STDERR, "Bad vnode number quoted\n");
236 "Volume not attached, does not exist, or not on line\n");
239 fprintf(STDERR, "Volume already exists\n");
242 fprintf(STDERR, "Volume is not in service\n");
245 fprintf(STDERR, "Volume is off line\n");
248 fprintf(STDERR, "Volume is already on line\n");
251 fprintf(STDERR, "Partition is full\n");
254 fprintf(STDERR, "Volume max quota exceeded\n");
257 fprintf(STDERR, "Volume temporarily unavailable\n");
260 fprintf(STDERR, "Volume has moved to another server\n");
263 fprintf(STDERR, "VLDB: volume Id exists in the vldb\n");
266 fprintf(STDERR, "VLDB: a read terminated too early\n");
269 fprintf(STDERR, "VLDB: volume entry exists in the vldb\n");
272 fprintf(STDERR, "VLDB: internal creation failure\n");
275 fprintf(STDERR, "VLDB: no such entry\n");
278 fprintf(STDERR, "VLDB: vldb database is empty\n");
281 fprintf(STDERR, "VLDB: entry is deleted (soft delete)\n");
284 fprintf(STDERR, "VLDB: volume name is illegal\n");
287 fprintf(STDERR, "VLDB: index was out of range\n");
290 fprintf(STDERR, "VLDB: bad volume type\n");
293 fprintf(STDERR, "VLDB: illegal server number (not within limits)\n");
295 case VL_BADPARTITION:
296 fprintf(STDERR, "VLDB: bad partition number\n");
299 fprintf(STDERR, "VLDB: run out of space for replication sites\n");
302 fprintf(STDERR, "VLDB: no such repsite server exists\n");
304 case VL_DUPREPSERVER:
305 fprintf(STDERR, "VLDB: replication site server already exists\n");
308 fprintf(STDERR, "VLDB: parent r/w entry not found\n");
311 fprintf(STDERR, "VLDB: illegal reference count number\n");
313 case VL_SIZEEXCEEDED:
314 fprintf(STDERR, "VLDB: vldb size for attributes exceeded\n");
317 fprintf(STDERR, "VLDB: bad incoming vldb entry\n");
319 case VL_BADVOLIDBUMP:
320 fprintf(STDERR, "VLDB: illegal max volid increment\n");
322 case VL_IDALREADYHASHED:
323 fprintf(STDERR, "VLDB: (RO/BACK) Id already hashed\n");
326 fprintf(STDERR, "VLDB: vldb entry is already locked\n");
329 fprintf(STDERR, "VLDB: bad volume operation code\n");
331 case VL_BADRELLOCKTYPE:
332 fprintf(STDERR, "VLDB: bad release lock type\n");
335 fprintf(STDERR, "VLDB: status report: last release was aborted\n");
337 case VL_BADSERVERFLAG:
338 fprintf(STDERR, "VLDB: invalid replication site server flag\n");
341 fprintf(STDERR, "VLDB: no permission access for call\n");
343 case VOLSERREAD_DUMPERROR:
345 "VOLSER: Problems encountered in reading the dump file !\n");
347 case VOLSERDUMPERROR:
348 fprintf(STDERR, "VOLSER: Problems encountered in doing the dump !\n");
350 case VOLSERATTACH_ERROR:
351 fprintf(STDERR, "VOLSER: Could not attach the volume\n");
353 case VOLSERDETACH_ERROR:
354 fprintf(STDERR, "VOLSER: Could not detach the volume\n");
356 case VOLSERILLEGAL_PARTITION:
357 fprintf(STDERR, "VOLSER: encountered illegal partition number\n");
359 case VOLSERBAD_ACCESS:
360 fprintf(STDERR, "VOLSER: permission denied, not a super user\n");
362 case VOLSERVLDB_ERROR:
363 fprintf(STDERR, "VOLSER: error detected in the VLDB\n");
366 fprintf(STDERR, "VOLSER: error in volume name\n");
369 fprintf(STDERR, "VOLSER: volume has moved\n");
372 fprintf(STDERR, "VOLSER: illegal operation\n");
374 case VOLSERBADRELEASE:
375 fprintf(STDERR, "VOLSER: release could not be completed\n");
378 fprintf(STDERR, "VOLSER: volume is busy\n");
380 case VOLSERNO_MEMORY:
381 fprintf(STDERR, "VOLSER: volume server is out of memory\n");
385 "VOLSER: no such volume - location specified incorrectly or volume does not exist\n");
387 case VOLSERMULTIRWVOL:
389 "VOLSER: multiple RW volumes with same ID, one of which should be deleted\n");
393 "VOLSER: not all entries were successfully processed\n");
397 initialize_RXK_error_table();
398 initialize_KTC_error_table();
399 initialize_ACFG_error_table();
400 initialize_VL_error_table();
402 fprintf(STDERR, "%s: %s\n", afs_error_table_name(errcode),
403 afs_error_message(errcode));
410 void init_volintInfo(struct volintInfo *vinfo) {
411 memset(vinfo, 0, sizeof(struct volintInfo));
413 vinfo->maxquota = -1;
415 vinfo->creationDate = -1;
416 vinfo->updateDate = -1;
424 static struct rx_securityClass *uvclass = 0;
425 static int uvindex = -1;
426 /* called by VLDBClient_Init to set the security module to be used in the RPC */
428 UV_SetSecurity(struct rx_securityClass *as, afs_int32 aindex)
435 /* bind to volser on <port> <aserver> */
436 /* takes server address in network order, port in host order. dumb */
437 struct rx_connection *
438 UV_Bind(afs_uint32 aserver, afs_int32 port)
440 struct rx_connection *tc;
442 tc = rx_NewConnection(aserver, htons(port), VOLSERVICE_ID, uvclass,
448 AFSVolCreateVolume_retry(struct rx_connection *z_conn,
449 afs_int32 partition, char *name, afs_int32 type,
450 afs_int32 parent, afs_uint32 *volid, afs_int32 *trans)
455 code = AFSVolCreateVolume(z_conn, partition, name, type, parent,
457 if (code != VOLSERVOLBUSY)
460 #ifdef AFS_PTHREAD_ENV
463 IOMGR_Sleep(3-retries);
470 AFSVolTransCreate_retry(struct rx_connection *z_conn,
471 afs_int32 volume, afs_int32 partition,
472 afs_int32 flags, afs_int32 * trans)
477 code = AFSVolTransCreate(z_conn, volume, partition, flags, trans);
478 if (code != VOLSERVOLBUSY)
481 #ifdef AFS_PTHREAD_ENV
484 IOMGR_Sleep(3-retries);
491 /* if <okvol> is allright(indicated by beibg able to
492 * start a transaction, delete the <delvol> */
494 CheckAndDeleteVolume(struct rx_connection *aconn, afs_int32 apart,
495 afs_uint32 okvol, afs_uint32 delvol)
497 afs_int32 error, code, tid, rcode;
502 code = AFSVolTransCreate_retry(aconn, delvol, apart, ITOffline, &tid);
505 code = AFSVolDeleteVolume(aconn, tid);
508 code = AFSVolEndTrans(aconn, tid, &rcode);
515 code = AFSVolTransCreate_retry(aconn, okvol, apart, ITOffline, &tid);
517 code = AFSVolEndTrans(aconn, tid, &rcode);
522 code = AFSVolTransCreate_retry(aconn, delvol, apart, ITOffline, &tid);
525 code = AFSVolDeleteVolume(aconn, tid);
528 code = AFSVolEndTrans(aconn, tid, &rcode);
541 /* called by EmuerateEntry, show vldb entry in a reasonable format */
543 SubEnumerateEntry(struct nvldbentry *entry)
551 fprintf(STDOUT, " readWriteID %-10u ", entry->volumeId[RWVOL]);
552 if (entry->flags & RW_EXISTS)
553 fprintf(STDOUT, " valid \n");
555 fprintf(STDOUT, " invalid \n");
556 fprintf(STDOUT, " readOnlyID %-10u ", entry->volumeId[ROVOL]);
557 if (entry->flags & RO_EXISTS)
558 fprintf(STDOUT, " valid \n");
560 fprintf(STDOUT, " invalid \n");
561 fprintf(STDOUT, " backUpID %-10u ", entry->volumeId[BACKVOL]);
562 if (entry->flags & BACK_EXISTS)
563 fprintf(STDOUT, " valid \n");
565 fprintf(STDOUT, " invalid \n");
566 if ((entry->cloneId != 0) && (entry->flags & RO_EXISTS))
567 fprintf(STDOUT, " releaseClone %-10u \n", entry->cloneId);
569 if (entry->flags & RW_EXISTS)
570 fprintf(STDOUT, " RWrite: %-10u", entry->volumeId[RWVOL]);
571 if (entry->flags & RO_EXISTS)
572 fprintf(STDOUT, " ROnly: %-10u", entry->volumeId[ROVOL]);
573 if (entry->flags & BACK_EXISTS)
574 fprintf(STDOUT, " Backup: %-10u", entry->volumeId[BACKVOL]);
575 if ((entry->cloneId != 0) && (entry->flags & RO_EXISTS))
576 fprintf(STDOUT, " RClone: %-10lu", (unsigned long)entry->cloneId);
577 fprintf(STDOUT, "\n");
579 fprintf(STDOUT, " number of sites -> %lu\n",
580 (unsigned long)entry->nServers);
581 for (i = 0; i < entry->nServers; i++) {
582 if (entry->serverFlags[i] & NEW_REPSITE)
585 for (i = 0; i < entry->nServers; i++) {
586 MapPartIdIntoName(entry->serverPartition[i], pname);
587 fprintf(STDOUT, " server %s partition %s ",
588 noresolve ? afs_inet_ntoa_r(entry->serverNumber[i], hoststr) :
589 hostutil_GetNameByINet(entry->serverNumber[i]), pname);
590 if (entry->serverFlags[i] & ITSRWVOL)
591 fprintf(STDOUT, "RW Site ");
593 fprintf(STDOUT, "RO Site ");
595 if (entry->serverFlags[i] & NEW_REPSITE)
596 fprintf(STDOUT," -- New release");
598 if (!(entry->serverFlags[i] & ITSRWVOL))
599 fprintf(STDOUT," -- Old release");
601 if (entry->serverFlags[i] & RO_DONTUSE)
602 fprintf(STDOUT, " -- Not released");
604 fprintf(STDOUT, "\n");
611 /*enumerate the vldb entry corresponding to <entry> */
613 EnumerateEntry(struct nvldbentry *entry)
616 fprintf(STDOUT, "\n");
617 fprintf(STDOUT, "%s \n", entry->name);
618 SubEnumerateEntry(entry);
622 /* forcibly remove a volume. Very dangerous call */
624 UV_NukeVolume(afs_uint32 server, afs_int32 partid, afs_uint32 volid)
626 struct rx_connection *tconn;
629 tconn = UV_Bind(server, AFSCONF_VOLUMEPORT);
631 code = AFSVolNukeVolume(tconn, partid, volid);
632 rx_DestroyConnection(tconn);
638 /* like df. Return usage of <pname> on <server> in <partition> */
640 UV_PartitionInfo64(afs_uint32 server, char *pname,
641 struct diskPartition64 *partition)
643 struct rx_connection *aconn;
646 aconn = UV_Bind(server, AFSCONF_VOLUMEPORT);
647 code = AFSVolPartitionInfo64(aconn, pname, partition);
648 if (code == RXGEN_OPCODE) {
649 struct diskPartition *dpp = malloc(sizeof(struct diskPartition));
650 code = AFSVolPartitionInfo(aconn, pname, dpp);
652 strncpy(partition->name, dpp->name, 32);
653 strncpy(partition->devName, dpp->devName, 32);
654 partition->lock_fd = dpp->lock_fd;
655 partition->free = dpp->free;
656 partition->minFree = dpp->minFree;
661 fprintf(STDERR, "Could not get information on partition %s\n", pname);
662 PrintError("", code);
665 rx_DestroyConnection(aconn);
669 /* old interface to create volumes */
671 UV_CreateVolume(afs_uint32 aserver, afs_int32 apart, char *aname,
676 code = UV_CreateVolume2(aserver, apart, aname, 5000, 0, 0, 0, 0, anewid);
680 /* less old interface to create volumes */
682 UV_CreateVolume2(afs_uint32 aserver, afs_int32 apart, char *aname,
683 afs_int32 aquota, afs_int32 aspare1, afs_int32 aspare2,
684 afs_int32 aspare3, afs_int32 aspare4, afs_uint32 * anewid)
686 afs_uint32 roid = 0, bkid = 0;
687 return UV_CreateVolume3(aserver, apart, aname, aquota, aspare1, aspare2,
688 aspare3, aspare4, anewid, &roid, &bkid);
692 * Create a volume on the given server and partition
694 * @param aserver server to create volume on
695 * @param spart partition to create volume on
696 * @param aname name of new volume
697 * @param aquota quota for new volume
698 * @param anewid contains the desired volume id for the new volume. If
699 * *anewid == 0, a new id will be chosen, and will be placed
700 * in *anewid when UV_CreateVolume3 returns.
701 * @param aroid contains the desired RO volume id. If NULL, the RO id entry
702 * will be unset. If *aroid == 0, an id will be chosen, and
703 * will be placed in *anewid when UV_CreateVolume3 returns.
704 * @param abkid same as aroid, except for the BK volume id instead of the
706 * @return 0 on success, error code otherwise.
709 UV_CreateVolume3(afs_uint32 aserver, afs_int32 apart, char *aname,
710 afs_int32 aquota, afs_int32 aspare1, afs_int32 aspare2,
711 afs_int32 aspare3, afs_int32 aspare4, afs_uint32 * anewid,
712 afs_uint32 * aroid, afs_uint32 * abkid)
714 struct rx_connection *aconn;
718 afs_int32 rcode, vcode;
720 struct nvldbentry entry, storeEntry; /*the new vldb entry */
721 struct volintInfo tstatus;
726 init_volintInfo(&tstatus);
727 tstatus.maxquota = aquota;
729 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
731 if (aroid && *aroid) {
732 VPRINT1("Using RO volume ID %d.\n", *aroid);
734 if (abkid && *abkid) {
735 VPRINT1("Using BK volume ID %d.\n", *abkid);
739 vcode = VLDB_GetEntryByID(*anewid, -1, &entry);
741 fprintf(STDERR, "Volume ID %d already exists\n", *anewid);
744 VPRINT1("Using volume ID %d.\n", *anewid);
746 vcode = ubik_VL_GetNewVolumeId(cstruct, 0, 1, anewid);
747 EGOTO1(cfail, vcode, "Could not get an Id for volume %s\n", aname);
749 if (aroid && *aroid == 0) {
750 vcode = ubik_VL_GetNewVolumeId(cstruct, 0, 1, aroid);
751 EGOTO1(cfail, vcode, "Could not get an RO Id for volume %s\n", aname);
754 if (abkid && *abkid == 0) {
755 vcode = ubik_VL_GetNewVolumeId(cstruct, 0, 1, abkid);
756 EGOTO1(cfail, vcode, "Could not get a BK Id for volume %s\n", aname);
760 /* rw,ro, bk id are related in the default case */
761 /* If caller specified RW id, but not RO/BK ids, have them be RW+1 and RW+2 */
763 if (aroid && *aroid != 0) {
764 lastid = max(lastid, *aroid);
766 if (abkid && *abkid != 0) {
767 lastid = max(lastid, *abkid);
769 if (aroid && *aroid == 0) {
772 if (abkid && *abkid == 0) {
777 AFSVolCreateVolume_retry(aconn, apart, aname, volser_RW, 0, anewid, &tid);
778 EGOTO2(cfail, code, "Failed to create the volume %s %u \n", aname,
781 code = AFSVolSetInfo(aconn, tid, &tstatus);
783 EPRINT(code, "Could not change quota, continuing...\n");
785 code = AFSVolSetFlags(aconn, tid, 0); /* bring it online (mark it InService */
786 EGOTO2(cfail, code, "Could not bring the volume %s %u online \n", aname,
789 VPRINT2("Volume %s %u created and brought online\n", aname, *anewid);
791 /* set up the vldb entry for this volume */
792 strncpy(entry.name, aname, VOLSER_OLDMAXVOLNAME);
794 entry.serverNumber[0] = aserver; /* this should have another
795 * level of indirection later */
796 entry.serverPartition[0] = apart; /* this should also have
797 * another indirection level */
798 entry.flags = RW_EXISTS; /* this records that rw volume exists */
799 entry.serverFlags[0] = ITSRWVOL; /*this rep site has rw vol */
800 entry.volumeId[RWVOL] = *anewid;
801 entry.volumeId[ROVOL] = aroid ? *aroid : 0;
802 entry.volumeId[BACKVOL] = abkid ? *abkid : 0;
804 /*map into right byte order, before passing to xdr, the stuff has to be in host
805 * byte order. Xdr converts it into network order */
806 MapNetworkToHost(&entry, &storeEntry);
807 /* create the vldb entry */
808 vcode = VLDB_CreateEntry(&storeEntry);
811 "Could not create a VLDB entry for the volume %s %lu\n",
812 aname, (unsigned long)*anewid);
813 /*destroy the created volume */
814 VPRINT1("Deleting the newly created volume %u\n", *anewid);
815 AFSVolDeleteVolume(aconn, tid);
819 VPRINT2("Created the VLDB entry for the volume %s %u\n", aname, *anewid);
820 /* volume created, now terminate the transaction and release the connection */
821 code = AFSVolEndTrans(aconn, tid, &rcode); /*if it crashes before this
822 * the volume will come online anyway when transaction timesout , so if
823 * vldb entry exists then the volume is guaranteed to exist too wrt create */
827 "Failed to end the transaction on the volume %s %lu\n", aname,
828 (unsigned long)*anewid);
835 code = AFSVolEndTrans(aconn, tid, &rcode);
837 fprintf(STDERR, "WARNING: could not end transaction\n");
840 rx_DestroyConnection(aconn);
841 PrintError("", error);
845 /* create a volume, given a server, partition number, volume name --> sends
846 * back new vol id in <anewid>*/
848 UV_AddVLDBEntry(afs_uint32 aserver, afs_int32 apart, char *aname,
851 struct rx_connection *aconn;
854 struct nvldbentry entry, storeEntry; /*the new vldb entry */
856 aconn = (struct rx_connection *)0;
859 /* set up the vldb entry for this volume */
860 strncpy(entry.name, aname, VOLSER_OLDMAXVOLNAME);
862 entry.serverNumber[0] = aserver; /* this should have another
863 * level of indirection later */
864 entry.serverPartition[0] = apart; /* this should also have
865 * another indirection level */
866 entry.flags = RW_EXISTS; /* this records that rw volume exists */
867 entry.serverFlags[0] = ITSRWVOL; /*this rep site has rw vol */
868 entry.volumeId[RWVOL] = aid;
870 entry.volumeId[ROVOL] = anewid + 1; /* rw,ro, bk id are related in the default case */
871 entry.volumeId[BACKVOL] = *anewid + 2;
873 entry.volumeId[ROVOL] = 0;
874 entry.volumeId[BACKVOL] = 0;
877 /*map into right byte order, before passing to xdr, the stuff has to be in host
878 * byte order. Xdr converts it into network order */
879 MapNetworkToHost(&entry, &storeEntry);
880 /* create the vldb entry */
881 vcode = VLDB_CreateEntry(&storeEntry);
884 "Could not create a VLDB entry for the volume %s %lu\n",
885 aname, (unsigned long)aid);
889 VPRINT2("Created the VLDB entry for the volume %s %u\n", aname, aid);
893 rx_DestroyConnection(aconn);
894 PrintError("", error);
898 /* Delete the volume <volid>on <aserver> <apart>
899 * the physical entry gets removed from the vldb only if the ref count
903 UV_DeleteVolume(afs_uint32 aserver, afs_int32 apart, afs_uint32 avolid)
905 struct rx_connection *aconn = (struct rx_connection *)0;
907 afs_int32 code, rcode;
909 struct nvldbentry entry, storeEntry;
911 afs_int32 avoltype = -1, vtype;
912 int notondisk = 0, notinvldb = 0;
914 /* Find and read bhe VLDB entry for this volume */
915 code = ubik_VL_SetLock(cstruct, 0, avolid, avoltype, VLOP_DELETE);
917 if (code != VL_NOENT) {
918 EGOTO1(error_exit, code,
919 "Could not lock VLDB entry for the volume %u\n", avolid);
925 code = VLDB_GetEntryByID(avolid, avoltype, &entry);
926 EGOTO1(error_exit, code, "Could not fetch VLDB entry for volume %u\n",
928 MapHostToNetwork(&entry);
931 EnumerateEntry(&entry);
934 /* Whether volume is in the VLDB or not. Delete the volume on disk */
935 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
937 code = DoVolDelete(aconn, avolid, apart, "the", 0, NULL, NULL);
947 /* Now update the VLDB entry.
948 * But first, verify we have a VLDB entry.
949 * Whether volume is on disk or not. Delete the volume in VLDB.
954 if (avolid == entry.volumeId[BACKVOL]) {
955 /* Its a backup volume, modify the VLDB entry. Check that the
956 * backup volume is on the server/partition we asked to delete.
958 if (!(entry.flags & BACK_EXISTS) || !Lp_Match(aserver, apart, &entry)) {
959 notinvldb = 2; /* Not on this server and partition */
963 VPRINT1("Marking the backup volume %u deleted in the VLDB\n", avolid);
965 entry.flags &= ~BACK_EXISTS;
969 else if (avolid == entry.volumeId[ROVOL]) {
970 /* Its a read-only volume, modify the VLDB entry. Check that the
971 * readonly volume is on the server/partition we asked to delete.
972 * If flags does not have RO_EIXSTS set, then this may mean the RO
973 * hasn't been released (and could exist in VLDB).
975 if (!Lp_ROMatch(aserver, apart, &entry)) {
976 notinvldb = 2; /* Not found on this server and partition */
982 "Marking the readonly volume %lu deleted in the VLDB\n",
983 (unsigned long)avolid);
985 Lp_SetROValue(&entry, aserver, apart, 0, 0); /* delete the site */
987 if (!Lp_ROMatch(0, 0, &entry))
988 entry.flags &= ~RO_EXISTS; /* This was the last ro volume */
992 else if (avolid == entry.volumeId[RWVOL]) {
993 /* It's a rw volume, delete the backup volume, modify the VLDB entry.
994 * Check that the readwrite volumes is on the server/partition we
997 if (!(entry.flags & RW_EXISTS) || !Lp_Match(aserver, apart, &entry)) {
998 notinvldb = 2; /* Not found on this server and partition */
1002 if (entry.volumeId[BACKVOL]) {
1003 /* Delete backup if it exists */
1004 code = DoVolDelete(aconn, entry.volumeId[BACKVOL], apart,
1005 "the backup", 0, NULL, NULL);
1006 if (code && code != VNOVOL) {
1014 "Marking the readwrite volume %lu%s deleted in the VLDB\n",
1015 (unsigned long)avolid,
1017 flags & BACK_EXISTS) ? ", and its backup volume," :
1020 Lp_SetRWValue(&entry, aserver, apart, 0L, 0L);
1022 entry.flags &= ~(BACK_EXISTS | RW_EXISTS);
1025 if (entry.flags & RO_EXISTS)
1026 fprintf(STDERR, "WARNING: ReadOnly copy(s) may still exist\n");
1030 notinvldb = 2; /* Not found on this server and partition */
1034 /* Either delete or replace the VLDB entry */
1035 if ((entry.nServers <= 0) || !(entry.flags & (RO_EXISTS | RW_EXISTS))) {
1038 "Last reference to the VLDB entry for %lu - deleting entry\n",
1039 (unsigned long)avolid);
1040 code = ubik_VL_DeleteEntry(cstruct, 0, avolid, vtype);
1041 EGOTO1(error_exit, code,
1042 "Could not delete the VLDB entry for the volume %u \n",
1045 MapNetworkToHost(&entry, &storeEntry);
1047 VLDB_ReplaceEntry(avolid, vtype, &storeEntry,
1048 (LOCKREL_OPCODE | LOCKREL_AFSID |
1049 LOCKREL_TIMESTAMP));
1050 EGOTO1(error_exit, code,
1051 "Could not update the VLDB entry for the volume %u \n",
1058 EPRINT(error, "\n");
1060 if (notondisk && notinvldb) {
1061 EPRINT2(VOLSERNOVOL, "Volume %u does not exist %s\n", avolid,
1062 ((notinvldb == 2) ? "on server and partition" : ""));
1064 error = VOLSERNOVOL;
1065 } else if (notondisk) {
1067 "WARNING: Volume %lu did not exist on the partition\n",
1068 (unsigned long)avolid);
1069 } else if (notinvldb) {
1070 fprintf(STDERR, "WARNING: Volume %lu does not exist in VLDB %s\n",
1071 (unsigned long)avolid,
1072 ((notinvldb == 2) ? "on server and partition" : ""));
1076 code = AFSVolEndTrans(aconn, ttid, &rcode);
1077 code = (code ? code : rcode);
1079 fprintf(STDERR, "Could not end transaction on the volume %lu\n",
1080 (unsigned long)avolid);
1081 PrintError("", code);
1089 ubik_VL_ReleaseLock(cstruct, 0, avolid, -1,
1090 (LOCKREL_OPCODE | LOCKREL_AFSID |
1091 LOCKREL_TIMESTAMP));
1094 "Could not release the lock on the VLDB entry for the volume %u \n",
1102 rx_DestroyConnection(aconn);
1106 /* add recovery to UV_MoveVolume */
1108 #define TESTC 0 /* set to test recovery code, clear for production */
1114 do_interrupt(void * unused)
1117 #if !defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
1118 /* Avoid UNIX LWP from getting confused that our stack has suddenly
1119 * changed. This will avoid some sanity checks, but until a better way
1120 * is found, the only alternative is always crashing and burning on at
1121 * least the stack-overflow check. */
1122 lwp_cpptr->stack = NULL;
1127 fprintf(STDOUT, "\nSIGINT handler: vos move operation in progress\n");
1129 "WARNING: may leave AFS storage and metadata in indeterminate state\n");
1130 fprintf(STDOUT, "enter second control-c to exit\n");
1138 sigint_handler(int x)
1140 #ifdef AFS_PTHREAD_ENV
1143 IOMGR_SoftSig(do_interrupt, 0);
1145 (void)signal(SIGINT, sigint_handler);
1149 DoVolDelete(struct rx_connection *aconn, afs_uint32 avolid,
1150 afs_int32 apart, char *ptypestring, afs_uint32 atoserver,
1151 struct volser_status *volstatus, char *pprefix)
1153 afs_int32 ttid = 0, code, rcode, error = 0;
1154 char *prefix, *typestring;
1163 typestring = ptypestring;
1169 VPRINT3("%sDeleting %s volume %u ...", prefix, typestring, avolid);
1172 AFSVolTransCreate_retry(aconn, avolid, apart, ITOffline, &ttid);
1174 /* return early and quietly for VNOVOL; don't continue the attempt to delete. */
1175 if (code == VNOVOL) {
1180 EGOTO2(dfail, code, "%sFailed to start transaction on %u\n",
1184 code = AFSVolGetStatus(aconn, ttid, volstatus);
1185 EGOTO2(dfail, code, "%sCould not get timestamp from volume %u\n",
1190 AFSVolSetFlags(aconn, ttid,
1191 VTDeleteOnSalvage | VTOutOfService);
1193 EGOTO2(dfail, code, "%sCould not set flags on volume %u \n",
1197 VPRINT1("%sSetting volume forwarding pointer ...", prefix);
1198 AFSVolSetForwarding(aconn, ttid, atoserver);
1202 code = AFSVolDeleteVolume(aconn, ttid);
1203 EGOTO2(dfail, code, "%sCould not delete volume %u\n", prefix, avolid);
1207 code = AFSVolEndTrans(aconn, ttid, &rcode);
1212 fprintf(STDERR, "%sCould not end transaction on %s volume %lu \n",
1213 prefix, typestring, (unsigned long)avolid);
1219 if (beverbose && !error)
1225 DoVolClone(struct rx_connection *aconn, afs_uint32 avolid,
1226 afs_int32 apart, int type, afs_uint32 cloneid,
1227 char *typestring, char *pname, char *vname, char *suffix,
1228 struct volser_status *volstatus, afs_int32 *transPtr)
1231 afs_int32 ttid = 0, btid = 0;
1232 afs_int32 code = 0, rcode = 0;
1233 afs_int32 error = 0;
1234 int cloneexists = 1;
1236 /* Test to see if the clone volume exists by trying to create
1237 * a transaction on the clone volume. We've assumed the clone exists.
1239 code = AFSVolTransCreate_retry(aconn, cloneid, apart, ITOffline, &btid);
1241 if (code != VNOVOL) {
1242 EPRINT2(code, "Could not reach the %s volume %lu\n",
1243 typestring, (unsigned long)cloneid);
1247 cloneexists = 0; /* clone volume does not exist */
1250 code = AFSVolEndTrans(aconn, btid, &rcode);
1252 if (code || rcode) {
1254 "Could not end transaction on the previous %s volume %lu\n",
1255 typestring, (unsigned long)cloneid);
1256 error = (code ? code : rcode);
1261 /* Now go ahead and try to clone the RW volume.
1262 * First start a transaction on the RW volume
1264 code = AFSVolTransCreate_retry(aconn, avolid, apart, ITBusy, &ttid);
1266 fprintf(STDERR, "Could not start a transaction on the volume %lu\n",
1267 (unsigned long)avolid);
1272 /* Clone or reclone the volume, depending on whether the clone
1273 * volume exists or not
1276 VPRINT2("Re-cloning %s volume %u ...", typestring, cloneid);
1278 code = AFSVolReClone(aconn, ttid, cloneid);
1280 EPRINT2(code, "Could not re-clone %s volume %lu\n",
1281 typestring, (unsigned long)cloneid);
1286 VPRINT2("Creating a new %s clone %u ...", typestring, cloneid);
1289 strcpy(cname, pname);
1290 strcat(cname, suffix);
1293 code = AFSVolClone(aconn, ttid, 0, type, vname?vname:cname,
1296 fprintf(STDERR, "Failed to clone the volume %lu\n",
1297 (unsigned long)avolid);
1306 VPRINT1("Getting status of parent volume %u...", avolid);
1307 code = AFSVolGetStatus(aconn, ttid, volstatus);
1309 fprintf(STDERR, "Failed to get the status of the parent volume %lu\n",
1310 (unsigned long)avolid);
1319 code = AFSVolEndTrans(aconn, ttid, &rcode);
1320 if (code || rcode) {
1321 fprintf(STDERR, "Could not end transaction on the volume %lu\n",
1322 (unsigned long)avolid);
1324 error = (code ? code : rcode);
1329 code = AFSVolEndTrans(aconn, btid, &rcode);
1330 if (code || rcode) {
1332 "Could not end transaction on the %s volume %lu\n",
1333 typestring, (unsigned long)cloneid);
1335 error = (code ? code : rcode);
1341 /* Convert volume from RO to RW; adjust the VLDB entry to match.
1342 * The nvldbentry passed to us has already been MapHostToNetwork'd
1347 UV_ConvertRO(afs_uint32 server, afs_uint32 partition, afs_uint32 volid,
1348 struct nvldbentry *entry)
1350 afs_int32 code, i, same;
1351 struct nvldbentry checkEntry, storeEntry;
1353 afs_int32 rwindex = 0;
1354 afs_uint32 rwserver = 0;
1355 afs_int32 roindex = 0;
1356 afs_uint32 roserver = 0;
1357 struct rx_connection *aconn;
1360 ubik_VL_SetLock(cstruct, 0, entry->volumeId[RWVOL], RWVOL,
1364 "Unable to lock volume %lu, code %d\n",
1365 (unsigned long)entry->volumeId[RWVOL],vcode);
1366 PrintError("", vcode);
1370 /* make sure the VLDB entry hasn't changed since we started */
1371 memset(&checkEntry, 0, sizeof(checkEntry));
1372 vcode = VLDB_GetEntryByID(volid, -1, &checkEntry);
1375 "Could not fetch the entry for volume %lu from VLDB\n",
1376 (unsigned long)volid);
1377 PrintError("convertROtoRW ", vcode);
1382 MapHostToNetwork(&checkEntry);
1383 entry->flags &= ~VLOP_ALLOPERS; /* clear any stale lock operation flags */
1384 entry->flags |= VLOP_MOVE; /* set to match SetLock operation above */
1385 if (memcmp(entry, &checkEntry, sizeof(*entry)) != 0) {
1387 "VLDB entry for volume %lu has changed; please reissue the command.\n",
1388 (unsigned long)volid);
1393 /* extract information from the original entry */
1394 for (i = 0; i < entry->nServers; i++) {
1395 if (entry->serverFlags[i] & ITSRWVOL) {
1397 rwserver = entry->serverNumber[i];
1398 /* rwpartition = entry->serverPartition[i]; */
1401 } else if ((entry->serverFlags[i] & ITSROVOL) && !roserver) {
1402 same = VLDB_IsSameAddrs(server, entry->serverNumber[i], &code);
1405 "Failed to get info about server's %d address(es) from vlserver (err=%d); aborting call!\n",
1412 roserver = entry->serverNumber[i];
1413 /* ropartition = entry->serverPartition[i]; */
1420 aconn = UV_Bind(server, AFSCONF_VOLUMEPORT);
1421 code = AFSVolConvertROtoRWvolume(aconn, partition, volid);
1424 "Converting RO volume %lu to RW volume failed with code %d\n",
1425 (unsigned long)volid, code);
1426 PrintError("convertROtoRW ", code);
1429 /* Update the VLDB to match what we did on disk as much as possible. */
1430 /* If the converted RO was in the VLDB, make it look like the new RW. */
1432 entry->serverFlags[roindex] = ITSRWVOL;
1434 /* Add a new site entry for the newly created RW. It's possible
1435 * (but unlikely) that we are already at MAXNSERVERS and that this
1436 * new site will invalidate the whole VLDB entry; however,
1437 * VLDB_ReplaceEntry will detect this and return VL_BADSERVER,
1438 * so we need no extra guard logic here.
1440 afs_int32 newrwindex = entry->nServers;
1441 (entry->nServers)++;
1442 entry->serverNumber[newrwindex] = server;
1443 entry->serverPartition[newrwindex] = partition;
1444 entry->serverFlags[newrwindex] = ITSRWVOL;
1446 entry->flags |= RW_EXISTS;
1447 entry->flags &= ~BACK_EXISTS;
1449 /* if the old RW was in the VLDB, remove it by decrementing the number */
1450 /* of servers, replacing the RW entry with the last entry, and zeroing */
1451 /* out the last entry. */
1453 (entry->nServers)--;
1454 if (rwindex != entry->nServers) {
1455 entry->serverNumber[rwindex] = entry->serverNumber[entry->nServers];
1456 entry->serverPartition[rwindex] =
1457 entry->serverPartition[entry->nServers];
1458 entry->serverFlags[rwindex] = entry->serverFlags[entry->nServers];
1459 entry->serverNumber[entry->nServers] = 0;
1460 entry->serverPartition[entry->nServers] = 0;
1461 entry->serverFlags[entry->nServers] = 0;
1464 entry->flags &= ~RO_EXISTS;
1465 for (i = 0; i < entry->nServers; i++) {
1466 if (entry->serverFlags[i] & ITSROVOL) {
1467 if (!(entry->serverFlags[i] & (RO_DONTUSE | NEW_REPSITE)))
1468 entry->flags |= RO_EXISTS;
1471 MapNetworkToHost(entry, &storeEntry);
1473 VLDB_ReplaceEntry(entry->volumeId[RWVOL], RWVOL, &storeEntry,
1474 (LOCKREL_OPCODE | LOCKREL_AFSID |
1475 LOCKREL_TIMESTAMP));
1478 "Warning: volume converted, but vldb update failed with code %d!\n",
1483 vcode = UV_LockRelease(entry->volumeId[RWVOL]);
1486 "Unable to unlock volume %lu, code %d\n",
1487 (unsigned long)entry->volumeId[RWVOL],vcode);
1488 PrintError("", vcode);
1494 /* Move volume <afromvol> on <afromserver> <afrompart> to <atoserver>
1495 * <atopart>. The operation is almost idempotent. The following
1496 * flags are recognized:
1498 * RV_NOCLONE - don't use a copy clone
1502 UV_MoveVolume2(afs_uint32 afromvol, afs_uint32 afromserver, afs_int32 afrompart,
1503 afs_uint32 atoserver, afs_int32 atopart, int flags)
1505 /* declare stuff 'volatile' that may be used from setjmp/longjmp and may
1506 * be changing during the move */
1507 struct rx_connection * volatile toconn;
1508 struct rx_connection * volatile fromconn;
1509 afs_int32 volatile fromtid;
1510 afs_int32 volatile totid;
1511 afs_int32 volatile clonetid;
1512 afs_uint32 volatile newVol;
1513 afs_uint32 volatile volid;
1514 afs_uint32 volatile backupId;
1515 int volatile islocked;
1520 char tmpName[VOLSER_MAXVOLNAME + 1];
1525 struct restoreCookie cookie;
1526 afs_int32 vcode, code;
1527 struct volser_status tstatus;
1528 struct destServer destination;
1530 struct nvldbentry entry, storeEntry;
1533 char in, lf; /* for test code */
1537 #ifdef ENABLE_BUGFIX_1165
1538 volEntries volumeInfo;
1539 struct volintInfo *infop = 0;
1543 fromconn = (struct rx_connection *)0;
1544 toconn = (struct rx_connection *)0;
1554 /* support control-c processing */
1557 (void)signal(SIGINT, sigint_handler);
1561 "\nThere are three tests points - verifies all code paths through recovery.\n");
1562 fprintf(STDOUT, "First test point - operation not started.\n");
1563 fprintf(STDOUT, "...test here (y, n)? ");
1565 fscanf(stdin, "%c", &in);
1566 fscanf(stdin, "%c", &lf); /* toss away */
1568 fprintf(STDOUT, "type control-c\n");
1570 fprintf(stdout, ".");
1575 /* or drop through */
1578 vcode = VLDB_GetEntryByID(afromvol, -1, &entry);
1579 EGOTO1(mfail, vcode,
1580 "Could not fetch the entry for the volume %u from the VLDB \n",
1583 if (entry.volumeId[RWVOL] != afromvol) {
1584 fprintf(STDERR, "Only RW volume can be moved\n");
1588 vcode = ubik_VL_SetLock(cstruct, 0, afromvol, RWVOL, VLOP_MOVE);
1589 EGOTO1(mfail, vcode, "Could not lock entry for volume %u \n", afromvol);
1592 vcode = VLDB_GetEntryByID(afromvol, RWVOL, &entry);
1593 EGOTO1(mfail, vcode,
1594 "Could not fetch the entry for the volume %u from the VLDB \n",
1597 backupId = entry.volumeId[BACKVOL];
1598 MapHostToNetwork(&entry);
1600 if (!Lp_Match(afromserver, afrompart, &entry)) {
1601 /* the from server and partition do not exist in the vldb entry corresponding to volid */
1602 if (!Lp_Match(atoserver, atopart, &entry)) {
1603 /* the to server and partition do not exist in the vldb entry corresponding to volid */
1604 fprintf(STDERR, "The volume %lu is not on the specified site. \n",
1605 (unsigned long)afromvol);
1606 fprintf(STDERR, "The current site is :");
1607 for (i = 0; i < entry.nServers; i++) {
1608 if (entry.serverFlags[i] == ITSRWVOL) {
1610 MapPartIdIntoName(entry.serverPartition[i], pname);
1611 fprintf(STDERR, " server %s partition %s \n",
1612 noresolve ? afs_inet_ntoa_r(entry.serverNumber[i], hoststr) :
1613 hostutil_GetNameByINet(entry.serverNumber[i]),
1618 ubik_VL_ReleaseLock(cstruct, 0, afromvol, -1,
1619 (LOCKREL_OPCODE | LOCKREL_AFSID |
1620 LOCKREL_TIMESTAMP));
1621 EGOTO1(mfail, vcode,
1622 " Could not release lock on the VLDB entry for the volume %u \n",
1625 return VOLSERVOLMOVED;
1628 /* delete the volume afromvol on src_server */
1629 /* from-info does not exist but to-info does =>
1630 * we have already done the move, but the volume
1631 * may still be existing physically on from fileserver
1633 fromconn = UV_Bind(afromserver, AFSCONF_VOLUMEPORT);
1636 code = DoVolDelete(fromconn, afromvol, afrompart,
1637 "leftover", 0, NULL, NULL);
1638 if (code && code != VNOVOL) {
1643 code = DoVolDelete(fromconn, backupId, afrompart,
1644 "leftover backup", 0, NULL, NULL);
1645 if (code && code != VNOVOL) {
1655 /* From-info matches the vldb info about volid,
1656 * its ok start the move operation, the backup volume
1657 * on the old site is deleted in the process
1659 if (afrompart == atopart) {
1660 same = VLDB_IsSameAddrs(afromserver, atoserver, &error);
1661 EGOTO2(mfail, error,
1662 "Failed to get info about server's %d address(es) from vlserver (err=%d); aborting call!\n",
1663 afromserver, error);
1666 EGOTO1(mfail, VOLSERVOLMOVED,
1667 "Warning: Moving volume %u to its home partition ignored!\n",
1673 toconn = UV_Bind(atoserver, AFSCONF_VOLUMEPORT); /* get connections to the servers */
1674 fromconn = UV_Bind(afromserver, AFSCONF_VOLUMEPORT);
1675 totid = 0; /* initialize to uncreated */
1678 * clone the read/write volume locally.
1681 VPRINT1("Starting transaction on source volume %u ...", afromvol);
1682 code = AFSVolTransCreate_retry(fromconn, afromvol, afrompart, ITBusy, &tmp);
1684 EGOTO1(mfail, code, "Failed to create transaction on the volume %u\n",
1688 if (!(flags & RV_NOCLONE)) {
1689 /* Get a clone id */
1690 VPRINT1("Allocating new volume id for clone of volume %u ...",
1693 vcode = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &tmpVol);
1695 EGOTO1(mfail, vcode,
1696 "Could not get an ID for the clone of volume %u from the VLDB\n",
1700 /* Do the clone. Default flags on clone are set to delete on salvage and out of service */
1701 VPRINT1("Cloning source volume %u ...", afromvol);
1702 strcpy(vname, "move-clone-temp");
1704 AFSVolClone(fromconn, fromtid, 0, readonlyVolume, vname, &tmpVol);
1706 EGOTO1(mfail, code, "Failed to clone the source volume %u\n",
1711 /* lookup the name of the volume we just cloned */
1713 code = AFSVolGetName(fromconn, fromtid, &volName);
1714 EGOTO1(mfail, code, "Failed to get the name of the volume %u\n",
1717 VPRINT1("Ending the transaction on the source volume %u ...", afromvol);
1719 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
1724 "Failed to end the transaction on the source volume %u\n",
1729 * Create the destination volume
1732 if (!(flags & RV_NOCLONE)) {
1733 /* All of this is to get the fromDate */
1734 VPRINT1("Starting transaction on the cloned volume %u ...", newVol);
1737 AFSVolTransCreate_retry(fromconn, newVol, afrompart, ITOffline,
1741 "Failed to start a transaction on the cloned volume%u\n",
1745 VPRINT1("Setting flags on cloned volume %u ...", newVol);
1747 AFSVolSetFlags(fromconn, clonetid,
1748 VTDeleteOnSalvage | VTOutOfService); /*redundant */
1749 EGOTO1(mfail, code, "Could not set flags on the cloned volume %u\n",
1753 /* remember time from which we've dumped the volume */
1754 VPRINT1("Getting status of cloned volume %u ...", newVol);
1755 code = AFSVolGetStatus(fromconn, clonetid, &tstatus);
1757 "Failed to get the status of the cloned volume %u\n",
1761 fromDate = CLOCKADJ(tstatus.creationDate);
1763 /* With RV_NOCLONE, just do a full copy from the source */
1768 #ifdef ENABLE_BUGFIX_1165
1770 * Get the internal volume state from the source volume. We'll use such info (i.e. dayUse)
1771 * to copy it to the new volume (via AFSSetInfo later on) so that when we move volumes we
1772 * don't use this information...
1774 volumeInfo.volEntries_val = (volintInfo *) 0; /*this hints the stub to allocate space */
1775 volumeInfo.volEntries_len = 0;
1776 code = AFSVolListOneVolume(fromconn, afrompart, afromvol, &volumeInfo);
1778 "Failed to get the volint Info of the cloned volume %u\n",
1781 infop = (volintInfo *) volumeInfo.volEntries_val;
1782 infop->maxquota = -1; /* Else it will replace the default quota */
1783 infop->creationDate = -1; /* Else it will use the source creation date */
1784 infop->updateDate = -1; /* Else it will use the source update date */
1787 /* create a volume on the target machine */
1789 code = DoVolDelete(toconn, volid, atopart,
1790 "pre-existing destination", 0, NULL, NULL);
1791 if (code && code != VNOVOL) {
1796 VPRINT1("Creating the destination volume %u ...", volid);
1800 AFSVolCreateVolume(toconn, atopart, volName, volser_RW, volid, &tmpVol,
1804 EGOTO1(mfail, code, "Failed to create the destination volume %u\n",
1808 strncpy(tmpName, volName, VOLSER_OLDMAXVOLNAME);
1812 VPRINT1("Setting volume flags on destination volume %u ...", volid);
1814 AFSVolSetFlags(toconn, totid, (VTDeleteOnSalvage | VTOutOfService));
1816 "Failed to set the flags on the destination volume %u\n", volid);
1820 * Now dump the clone to the new volume
1823 destination.destHost = ntohl(atoserver);
1824 destination.destPort = AFSCONF_VOLUMEPORT;
1825 destination.destSSID = 1;
1827 strncpy(cookie.name, tmpName, VOLSER_OLDMAXVOLNAME);
1828 cookie.type = RWVOL;
1829 cookie.parent = entry.volumeId[RWVOL];
1832 if (!(flags & RV_NOCLONE)) {
1833 /* Copy the clone to the new volume */
1834 VPRINT2("Dumping from clone %u on source to volume %u on destination ...",
1837 AFSVolForward(fromconn, clonetid, 0, &destination, totid,
1839 EGOTO1(mfail, code, "Failed to move data for the volume %u\n", volid);
1842 VPRINT1("Ending transaction on cloned volume %u ...", newVol);
1843 code = AFSVolEndTrans(fromconn, clonetid, &rcode);
1848 "Failed to end the transaction on the cloned volume %u\n",
1854 * reattach to the main-line volume, and incrementally dump it.
1857 VPRINT1("Starting transaction on source volume %u ...", afromvol);
1859 code = AFSVolTransCreate_retry(fromconn, afromvol, afrompart, ITBusy, &tmp);
1862 "Failed to create a transaction on the source volume %u\n",
1866 /* now do the incremental */
1868 ("Doing the%s dump from source to destination for volume %u ... ",
1869 (flags & RV_NOCLONE) ? "" : " incremental",
1872 AFSVolForward(fromconn, fromtid, fromDate, &destination, totid,
1875 "Failed to do the%s dump from rw volume on old site to rw volume on newsite\n",
1876 (flags & RV_NOCLONE) ? "" : " incremental");
1879 /* now adjust the flags so that the new volume becomes official */
1880 VPRINT1("Setting volume flags on old source volume %u ...", afromvol);
1881 code = AFSVolSetFlags(fromconn, fromtid, VTOutOfService);
1883 "Failed to set the flags to make old source volume offline\n");
1886 VPRINT1("Setting volume flags on new source volume %u ...", afromvol);
1887 code = AFSVolSetFlags(toconn, totid, 0);
1889 "Failed to set the flags to make new source volume online\n");
1892 #ifdef ENABLE_BUGFIX_1165
1893 VPRINT1("Setting volume status on destination volume %u ...", volid);
1894 code = AFSVolSetInfo(toconn, totid, infop);
1896 "Failed to set volume status on the destination volume %u\n",
1901 /* put new volume online */
1902 VPRINT1("Ending transaction on destination volume %u ...", afromvol);
1903 code = AFSVolEndTrans(toconn, totid, &rcode);
1908 "Failed to end the transaction on the volume %u on the new site\n",
1912 Lp_SetRWValue(&entry, afromserver, afrompart, atoserver, atopart);
1913 MapNetworkToHost(&entry, &storeEntry);
1914 storeEntry.flags &= ~BACK_EXISTS;
1918 "Second test point - operation in progress but not complete.\n");
1919 fprintf(STDOUT, "...test here (y, n)? ");
1921 fscanf(stdin, "%c", &in);
1922 fscanf(stdin, "%c", &lf); /* toss away */
1924 fprintf(STDOUT, "type control-c\n");
1926 fprintf(stdout, ".");
1931 /* or drop through */
1934 VPRINT1("Releasing lock on VLDB entry for volume %u ...", afromvol);
1936 VLDB_ReplaceEntry(afromvol, -1, &storeEntry,
1937 (LOCKREL_OPCODE | LOCKREL_AFSID |
1938 LOCKREL_TIMESTAMP));
1941 " Could not release the lock on the VLDB entry for the volume %s %lu \n",
1942 storeEntry.name, (unsigned long)afromvol);
1951 "Third test point - operation complete but no cleanup.\n");
1952 fprintf(STDOUT, "...test here (y, n)? ");
1954 fscanf(stdin, "%c", &in);
1955 fscanf(stdin, "%c", &lf); /* toss away */
1957 fprintf(STDOUT, "type control-c\n");
1959 fprintf(stdout, ".");
1964 /* or drop through */
1967 /* This is tricky. File server is very stupid, and if you mark the volume
1968 * as VTOutOfService, it may mark the *good* instance (if you're moving
1969 * between partitions on the same machine) as out of service. Since
1970 * we're cleaning this code up in DEcorum, we're just going to kludge around
1971 * it for now by removing this call. */
1972 /* already out of service, just zap it now */
1974 AFSVolSetFlags(fromconn, fromtid, VTDeleteOnSalvage | VTOutOfService);
1977 "Failed to set the flags to make the old source volume offline\n");
1981 if (atoserver != afromserver) {
1982 /* set forwarding pointer for moved volumes */
1983 VPRINT1("Setting forwarding pointer for volume %u ...", afromvol);
1984 code = AFSVolSetForwarding(fromconn, fromtid, atoserver);
1986 "Failed to set the forwarding pointer for the volume %u\n",
1991 VPRINT1("Deleting old volume %u on source ...", afromvol);
1992 code = AFSVolDeleteVolume(fromconn, fromtid); /* zap original volume */
1993 EGOTO1(mfail, code, "Failed to delete the old volume %u on source\n",
1997 VPRINT1("Ending transaction on old volume %u on the source ...",
1999 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
2004 "Failed to end the transaction on the old volume %u on the source\n",
2008 code = DoVolDelete(fromconn, backupId, afrompart,
2009 "source backup", 0, NULL, NULL);
2010 if (code && code != VNOVOL) {
2015 code = 0; /* no backup volume? that's okay */
2018 if (!(flags & RV_NOCLONE)) {
2019 code = DoVolDelete(fromconn, newVol, afrompart,
2020 "cloned", 0, NULL, NULL);
2022 if (code == VNOVOL) {
2023 EPRINT1(code, "Failed to start transaction on %u\n", newVol);
2034 fprintf(STDOUT, "Fourth test point - operation complete.\n");
2035 fprintf(STDOUT, "...test here (y, n)? ");
2037 fscanf(stdin, "%c", &in);
2038 fscanf(stdin, "%c", &lf); /* toss away */
2040 fprintf(STDOUT, "type control-c\n");
2042 fprintf(stdout, ".");
2047 /* or drop through */
2050 /* normal cleanup code */
2052 if (entry.flags & RO_EXISTS)
2053 fprintf(STDERR, "WARNING : readOnly copies still exist \n");
2056 VPRINT1("Cleanup: Releasing VLDB lock on volume %u ...", afromvol);
2058 ubik_VL_ReleaseLock(cstruct, 0, afromvol, -1,
2059 (LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP));
2063 " Could not release the lock on the VLDB entry for the volume %lu \n",
2064 (unsigned long)afromvol);
2072 VPRINT1("Cleanup: Ending transaction on source volume %u ...",
2074 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
2075 if (code || rcode) {
2078 "Could not end transaction on the source volume %lu\n",
2079 (unsigned long)afromvol);
2081 error = (code ? code : rcode);
2087 VPRINT1("Cleanup: Ending transaction on clone volume %u ...", newVol);
2088 code = AFSVolEndTrans(fromconn, clonetid, &rcode);
2089 if (code || rcode) {
2092 "Could not end transaction on the source's clone volume %lu\n",
2093 (unsigned long)newVol);
2095 error = (code ? code : rcode);
2101 VPRINT1("Cleanup: Ending transaction on destination volume %u ...",
2103 code = AFSVolEndTrans(toconn, totid, &rcode);
2107 "Could not end transaction on destination volume %lu\n",
2108 (unsigned long)afromvol);
2110 error = (code ? code : rcode);
2116 #ifdef ENABLE_BUGFIX_1165
2121 rx_DestroyConnection(fromconn);
2123 rx_DestroyConnection(toconn);
2124 PrintError("", error);
2127 /* come here only when the sky falls */
2132 "vos move: operation interrupted, cleanup in progress...\n");
2133 fprintf(STDOUT, "clear transaction contexts\n");
2137 /* unlock VLDB entry */
2139 VPRINT1("Recovery: Releasing VLDB lock on volume %u ...", afromvol);
2140 ubik_VL_ReleaseLock(cstruct, 0, afromvol, -1,
2141 (LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP));
2147 VPRINT("Recovery: Ending transaction on clone volume ...");
2148 AFSVolEndTrans(fromconn, clonetid, &rcode);
2152 VPRINT("Recovery: Ending transaction on destination volume ...");
2153 AFSVolEndTrans(toconn, totid, &rcode);
2156 if (fromtid) { /* put it on-line */
2157 VPRINT("Recovery: Setting volume flags on source volume ...");
2158 AFSVolSetFlags(fromconn, fromtid, 0);
2161 VPRINT("Recovery: Ending transaction on source volume ...");
2162 AFSVolEndTrans(fromconn, fromtid, &rcode);
2166 VPRINT("Recovery: Accessing VLDB.\n");
2167 vcode = VLDB_GetEntryByID(afromvol, -1, &entry);
2169 fprintf(STDOUT, "FATAL: VLDB access error: abort cleanup\n");
2173 MapHostToNetwork(&entry);
2175 /* Delete either the volume on the source location or the target location.
2176 * If the vldb entry still points to the source location, then we know the
2177 * volume move didn't finish so we remove the volume from the target
2178 * location. Otherwise, we remove the volume from the source location.
2180 if (Lp_Match(afromserver, afrompart, &entry)) { /* didn't move - delete target volume */
2183 "move incomplete - attempt cleanup of target partition - no guarantee\n");
2187 if (volid && toconn) {
2188 code = DoVolDelete(toconn, volid, atopart,
2189 "destination", 0, NULL, "Recovery:");
2190 if (code == VNOVOL) {
2191 EPRINT1(code, "Recovery: Failed to start transaction on %u\n", volid);
2195 /* put source volume on-line */
2197 VPRINT1("Recovery: Creating transaction on source volume %u ...",
2201 AFSVolTransCreate_retry(fromconn, afromvol, afrompart, ITBusy,
2207 VPRINT1("Recovery: Setting flags on source volume %u ...",
2209 AFSVolSetFlags(fromconn, fromtid, 0);
2213 ("Recovery: Ending transaction on source volume %u ...",
2215 AFSVolEndTrans(fromconn, fromtid, &rcode);
2219 ("\nRecovery: Unable to start transaction on source volume %u.\n",
2223 } else { /* yep, move complete */
2226 "move complete - attempt cleanup of source partition - no guarantee\n");
2230 /* delete backup volume */
2232 code = DoVolDelete(fromconn, backupId, afrompart,
2233 "backup", 0, NULL, "Recovery:");
2234 if (code == VNOVOL) {
2235 EPRINT1(code, "Recovery: Failed to start transaction on %u\n", backupId);
2238 code = DoVolDelete(fromconn, afromvol, afrompart, "source",
2239 (atoserver != afromserver)?atoserver:0,
2241 if (code == VNOVOL) {
2242 EPRINT1(code, "Failed to start transaction on %u\n", afromvol);
2247 /* common cleanup - delete local clone */
2249 code = DoVolDelete(fromconn, newVol, afrompart,
2250 "clone", 0, NULL, "Recovery:");
2251 if (code == VNOVOL) {
2252 EPRINT1(code, "Recovery: Failed to start transaction on %u\n", newVol);
2256 /* unlock VLDB entry */
2258 VPRINT1("Recovery: Releasing lock on VLDB entry for volume %u ...",
2260 ubik_VL_ReleaseLock(cstruct, 0, afromvol, -1,
2261 (LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP));
2264 done: /* routine cleanup */
2267 #ifdef ENABLE_BUGFIX_1165
2272 rx_DestroyConnection(fromconn);
2274 rx_DestroyConnection(toconn);
2277 fprintf(STDOUT, "cleanup complete - user verify desired result\n");
2285 UV_MoveVolume(afs_uint32 afromvol, afs_uint32 afromserver, afs_int32 afrompart,
2286 afs_uint32 atoserver, afs_int32 atopart)
2288 return UV_MoveVolume2(afromvol, afromserver, afrompart,
2289 atoserver, atopart, 0);
2293 /* Copy volume <afromvol> from <afromserver> <afrompart> to <atoserver>
2294 * <atopart>. The new volume is named by <atovolname>. The new volume
2295 * has ID <atovolid> if that is nonzero; otherwise a new ID is allocated
2296 * from the VLDB. the following flags are supported:
2298 * RV_RDONLY - target volume is RO
2299 * RV_OFFLINE - leave target volume offline
2300 * RV_CPINCR - do incremental dump if target exists
2301 * RV_NOVLDB - don't create/update VLDB entry
2302 * RV_NOCLONE - don't use a copy clone
2305 UV_CopyVolume2(afs_uint32 afromvol, afs_uint32 afromserver, afs_int32 afrompart,
2306 char *atovolname, afs_uint32 atoserver, afs_int32 atopart,
2307 afs_uint32 atovolid, int flags)
2309 /* declare stuff 'volatile' that may be used from setjmp/longjmp and may
2310 * be changing during the copy */
2312 afs_int32 volatile clonetid;
2313 afs_int32 volatile totid;
2314 afs_int32 volatile fromtid;
2315 struct rx_connection * volatile fromconn;
2316 struct rx_connection * volatile toconn;
2317 afs_uint32 volatile cloneVol;
2321 afs_int32 fromDate, cloneFromDate;
2322 struct restoreCookie cookie;
2323 afs_int32 vcode, code;
2326 struct volser_status tstatus;
2327 struct destServer destination;
2328 struct nvldbentry entry, newentry, storeEntry;
2333 fromconn = (struct rx_connection *)0;
2334 toconn = (struct rx_connection *)0;
2342 /* support control-c processing */
2345 (void)signal(SIGINT, sigint_handler);
2347 vcode = VLDB_GetEntryByID(afromvol, -1, &entry);
2348 EGOTO1(mfail, vcode,
2349 "Could not fetch the entry for the volume %u from the VLDB \n",
2351 MapHostToNetwork(&entry);
2354 toconn = UV_Bind(atoserver, AFSCONF_VOLUMEPORT); /* get connections to the servers */
2355 fromconn = UV_Bind(afromserver, AFSCONF_VOLUMEPORT);
2356 fromtid = totid = 0; /* initialize to uncreated */
2359 * clone the read/write volume locally.
2363 if (!(flags & RV_NOCLONE)) {
2364 VPRINT1("Starting transaction on source volume %u ...", afromvol);
2366 code = AFSVolTransCreate_retry(fromconn, afromvol, afrompart, ITBusy,
2369 EGOTO1(mfail, code, "Failed to create transaction on the volume %u\n",
2373 /* Get a clone id */
2374 VPRINT1("Allocating new volume id for clone of volume %u ...",
2378 vcode = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &tmpVol);
2380 EGOTO1(mfail, vcode,
2381 "Could not get an ID for the clone of volume %u from the VLDB\n",
2389 /* Get a new volume id */
2390 VPRINT1("Allocating new volume id for copy of volume %u ...", afromvol);
2392 vcode = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &newVol);
2393 EGOTO1(mfail, vcode,
2394 "Could not get an ID for the copy of volume %u from the VLDB\n",
2399 if (!(flags & RV_NOCLONE)) {
2400 /* Do the clone. Default flags on clone are set to delete on salvage and out of service */
2401 VPRINT1("Cloning source volume %u ...", afromvol);
2402 strcpy(vname, "copy-clone-temp");
2405 AFSVolClone(fromconn, fromtid, 0, readonlyVolume, vname,
2408 EGOTO1(mfail, code, "Failed to clone the source volume %u\n",
2412 VPRINT1("Ending the transaction on the source volume %u ...", afromvol);
2414 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
2419 "Failed to end the transaction on the source volume %u\n",
2425 * Create the destination volume
2428 if (!(flags & RV_NOCLONE)) {
2429 VPRINT1("Starting transaction on the cloned volume %u ...", cloneVol);
2432 AFSVolTransCreate_retry(fromconn, cloneVol, afrompart, ITOffline,
2436 "Failed to start a transaction on the cloned volume%u\n",
2440 VPRINT1("Setting flags on cloned volume %u ...", cloneVol);
2442 AFSVolSetFlags(fromconn, clonetid,
2443 VTDeleteOnSalvage | VTOutOfService); /*redundant */
2444 EGOTO1(mfail, code, "Could not set flags on the cloned volume %u\n",
2448 /* remember time from which we've dumped the volume */
2449 VPRINT1("Getting status of cloned volume %u ...", cloneVol);
2450 code = AFSVolGetStatus(fromconn, clonetid, &tstatus);
2452 "Failed to get the status of the cloned volume %u\n",
2456 fromDate = CLOCKADJ(tstatus.creationDate);
2461 /* create a volume on the target machine */
2464 code = AFSVolTransCreate_retry(toconn, newVol, atopart, ITOffline, &tmp);
2467 if ((flags & RV_CPINCR)) {
2468 VPRINT1("Getting status of pre-existing volume %u ...", newVol);
2469 code = AFSVolGetStatus(toconn, totid, &tstatus);
2471 "Failed to get the status of the pre-existing volume %u\n",
2475 /* Using the update date should be OK here, but add some fudge */
2476 cloneFromDate = CLOCKADJ(tstatus.updateDate);
2477 if ((flags & RV_NOCLONE))
2478 fromDate = cloneFromDate;
2480 /* XXX We should check that the source volume's creationDate is
2481 * XXX not newer than the existing target volume, and if not,
2482 * XXX throw away the existing target and do a full dump. */
2487 /* Delete the existing volume.
2488 * While we are deleting the volume in these steps, the transaction
2489 * we started against the cloned volume (clonetid above) will be
2490 * sitting idle. It will get cleaned up after 600 seconds
2492 VPRINT1("Deleting pre-existing volume %u on destination ...", newVol);
2493 code = AFSVolDeleteVolume(toconn, totid);
2495 "Could not delete the pre-existing volume %u on destination\n",
2500 ("Ending transaction on pre-existing volume %u on destination ...",
2502 code = AFSVolEndTrans(toconn, totid, &rcode);
2507 "Could not end the transaction on pre-existing volume %u on destination\n",
2512 VPRINT1("Creating the destination volume %u ...", newVol);
2515 AFSVolCreateVolume(toconn, atopart, atovolname,
2516 (flags & RV_RDONLY) ? volser_RO : volser_RW,
2517 newVol, &newVol, &tmp);
2519 EGOTO1(mfail, code, "Failed to create the destination volume %u\n",
2523 VPRINT1("Setting volume flags on destination volume %u ...", newVol);
2525 AFSVolSetFlags(toconn, totid, (VTDeleteOnSalvage | VTOutOfService));
2527 "Failed to set the flags on the destination volume %u\n", newVol);
2532 destination.destHost = ntohl(atoserver);
2533 destination.destPort = AFSCONF_VOLUMEPORT;
2534 destination.destSSID = 1;
2536 strncpy(cookie.name, atovolname, VOLSER_OLDMAXVOLNAME);
2537 cookie.type = (flags & RV_RDONLY) ? ROVOL : RWVOL;
2542 * Now dump the clone to the new volume
2545 if (!(flags & RV_NOCLONE)) {
2546 /* XXX probably should have some code here that checks to see if
2547 * XXX we are copying to same server and partition - if so, just
2548 * XXX use a clone to save disk space */
2550 /* Copy the clone to the new volume */
2551 VPRINT2("Dumping from clone %u on source to volume %u on destination ...",
2554 AFSVolForward(fromconn, clonetid, cloneFromDate, &destination,
2556 EGOTO1(mfail, code, "Failed to move data for the volume %u\n",
2560 VPRINT1("Ending transaction on cloned volume %u ...", cloneVol);
2561 code = AFSVolEndTrans(fromconn, clonetid, &rcode);
2566 "Failed to end the transaction on the cloned volume %u\n",
2572 * reattach to the main-line volume, and incrementally dump it.
2575 VPRINT1("Starting transaction on source volume %u ...", afromvol);
2577 code = AFSVolTransCreate_retry(fromconn, afromvol, afrompart, ITBusy, &tmp);
2580 "Failed to create a transaction on the source volume %u\n",
2584 /* now do the incremental */
2586 ("Doing the%s dump from source to destination for volume %u ... ",
2587 (flags & RV_NOCLONE) ? "" : " incremental",
2590 AFSVolForward(fromconn, fromtid, fromDate, &destination, totid,
2593 "Failed to do the%s dump from old site to new site\n",
2594 (flags & RV_NOCLONE) ? "" : " incremental");
2597 VPRINT1("Setting volume flags on destination volume %u ...", newVol);
2598 volflag = ((flags & RV_OFFLINE) ? VTOutOfService : 0); /* off or on-line */
2599 code = AFSVolSetFlags(toconn, totid, volflag);
2601 "Failed to set the flags to make destination volume online\n");
2604 /* put new volume online */
2605 VPRINT1("Ending transaction on destination volume %u ...", newVol);
2606 code = AFSVolEndTrans(toconn, totid, &rcode);
2611 "Failed to end the transaction on the destination volume %u\n",
2615 VPRINT1("Ending transaction on source volume %u ...", afromvol);
2616 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
2621 "Failed to end the transaction on the source volume %u\n",
2627 if (!(flags & RV_NOCLONE)) {
2628 code = DoVolDelete(fromconn, cloneVol, afrompart,
2629 "cloned", 0, NULL, NULL);
2631 if (code == VNOVOL) {
2632 EPRINT1(code, "Failed to start transaction on %u\n", cloneVol);
2639 if (!(flags & RV_NOVLDB)) {
2640 /* create the vldb entry for the copied volume */
2641 strncpy(newentry.name, atovolname, VOLSER_OLDMAXVOLNAME);
2642 newentry.nServers = 1;
2643 newentry.serverNumber[0] = atoserver;
2644 newentry.serverPartition[0] = atopart;
2645 newentry.flags = (flags & RV_RDONLY) ? RO_EXISTS : RW_EXISTS;
2646 newentry.serverFlags[0] = (flags & RV_RDONLY) ? ITSROVOL : ITSRWVOL;
2647 newentry.volumeId[RWVOL] = newVol;
2648 newentry.volumeId[ROVOL] = (flags & RV_RDONLY) ? newVol : 0;
2649 newentry.volumeId[BACKVOL] = 0;
2650 newentry.cloneId = 0;
2651 /*map into right byte order, before passing to xdr, the stuff has to be in host
2652 * byte order. Xdr converts it into network order */
2653 MapNetworkToHost(&newentry, &storeEntry);
2654 /* create the vldb entry */
2655 vcode = VLDB_CreateEntry(&storeEntry);
2658 "Could not create a VLDB entry for the volume %s %lu\n",
2659 atovolname, (unsigned long)newVol);
2660 /*destroy the created volume */
2661 VPRINT1("Deleting the newly created volume %u\n", newVol);
2662 AFSVolDeleteVolume(toconn, totid);
2666 VPRINT2("Created the VLDB entry for the volume %s %u\n", atovolname,
2670 /* normal cleanup code */
2673 VPRINT1("Cleanup: Ending transaction on source volume %u ...",
2675 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
2676 if (code || rcode) {
2679 "Could not end transaction on the source volume %lu\n",
2680 (unsigned long)afromvol);
2682 error = (code ? code : rcode);
2688 VPRINT1("Cleanup: Ending transaction on clone volume %u ...",
2690 code = AFSVolEndTrans(fromconn, clonetid, &rcode);
2691 if (code || rcode) {
2694 "Could not end transaction on the source's clone volume %lu\n",
2695 (unsigned long)cloneVol);
2697 error = (code ? code : rcode);
2703 VPRINT1("Cleanup: Ending transaction on destination volume %u ...",
2705 code = AFSVolEndTrans(toconn, totid, &rcode);
2709 "Could not end transaction on destination volume %lu\n",
2710 (unsigned long)newVol);
2712 error = (code ? code : rcode);
2717 rx_DestroyConnection(fromconn);
2719 rx_DestroyConnection(toconn);
2720 PrintError("", error);
2723 /* come here only when the sky falls */
2728 "vos copy: operation interrupted, cleanup in progress...\n");
2729 fprintf(STDOUT, "clear transaction contexts\n");
2734 VPRINT("Recovery: Ending transaction on clone volume ...");
2735 AFSVolEndTrans(fromconn, clonetid, &rcode);
2739 VPRINT("Recovery: Ending transaction on destination volume ...");
2740 AFSVolEndTrans(toconn, totid, &rcode);
2743 if (fromtid) { /* put it on-line */
2744 VPRINT("Recovery: Ending transaction on source volume ...");
2745 AFSVolEndTrans(fromconn, fromtid, &rcode);
2749 VPRINT("Recovery: Accessing VLDB.\n");
2750 vcode = VLDB_GetEntryByID(afromvol, -1, &entry);
2752 fprintf(STDOUT, "FATAL: VLDB access error: abort cleanup\n");
2756 MapHostToNetwork(&entry);
2758 /* common cleanup - delete local clone */
2760 code = DoVolDelete(fromconn, cloneVol, afrompart,
2761 "clone", 0, NULL, "Recovery:");
2762 if (code == VNOVOL) {
2763 EPRINT1(code, "Recovery: Failed to start transaction on %u\n", cloneVol);
2767 done: /* routine cleanup */
2769 rx_DestroyConnection(fromconn);
2771 rx_DestroyConnection(toconn);
2774 fprintf(STDOUT, "cleanup complete - user verify desired result\n");
2782 UV_CopyVolume(afs_uint32 afromvol, afs_uint32 afromserver, afs_int32 afrompart,
2783 char *atovolname, afs_uint32 atoserver, afs_int32 atopart)
2785 return UV_CopyVolume2(afromvol, afromserver, afrompart,
2786 atovolname, atoserver, atopart, 0, 0);
2791 /* Make a new backup of volume <avolid> on <aserver> and <apart>
2792 * if one already exists, update it
2796 UV_BackupVolume(afs_uint32 aserver, afs_int32 apart, afs_uint32 avolid)
2798 struct rx_connection *aconn = (struct rx_connection *)0;
2799 afs_int32 ttid = 0, btid = 0;
2800 afs_uint32 backupID;
2801 afs_int32 code = 0, rcode = 0;
2802 struct nvldbentry entry, storeEntry;
2803 afs_int32 error = 0;
2804 int vldblocked = 0, vldbmod = 0;
2806 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
2808 /* the calls to VLDB will succeed only if avolid is a RW volume,
2809 * since we are following the RW hash chain for searching */
2810 code = VLDB_GetEntryByID(avolid, RWVOL, &entry);
2813 "Could not fetch the entry for the volume %lu from the VLDB \n",
2814 (unsigned long)avolid);
2818 MapHostToNetwork(&entry);
2820 /* These operations require the VLDB be locked since it means the VLDB
2821 * will change or the vldb is already locked.
2823 if (!(entry.flags & BACK_EXISTS) || /* backup volume doesnt exist */
2824 (entry.flags & VLOP_ALLOPERS) || /* vldb lock already held */
2825 (entry.volumeId[BACKVOL] == INVALID_BID)) { /* no assigned backup volume id */
2827 code = ubik_VL_SetLock(cstruct, 0, avolid, RWVOL, VLOP_BACKUP);
2830 "Could not lock the VLDB entry for the volume %lu\n",
2831 (unsigned long)avolid);
2837 /* Reread the vldb entry */
2838 code = VLDB_GetEntryByID(avolid, RWVOL, &entry);
2841 "Could not fetch the entry for the volume %lu from the VLDB \n",
2842 (unsigned long)avolid);
2846 MapHostToNetwork(&entry);
2849 if (!ISNAMEVALID(entry.name)) {
2850 fprintf(STDERR, "Name of the volume %s exceeds the size limit\n",
2852 error = VOLSERBADNAME;
2856 backupID = entry.volumeId[BACKVOL];
2857 if (backupID == INVALID_BID) {
2858 /* Get a backup volume id from the VLDB and update the vldb
2861 code = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &backupID);
2864 "Could not allocate ID for the backup volume of %lu from the VLDB\n",
2865 (unsigned long)avolid);
2869 entry.volumeId[BACKVOL] = backupID;
2873 code = DoVolClone(aconn, avolid, apart, backupVolume, backupID, "backup",
2874 entry.name, NULL, ".backup", NULL, NULL);
2880 /* Mark vldb as backup exists */
2881 if (!(entry.flags & BACK_EXISTS)) {
2882 entry.flags |= BACK_EXISTS;
2886 /* Now go back to the backup volume and bring it on line */
2887 code = AFSVolTransCreate_retry(aconn, backupID, apart, ITOffline, &btid);
2890 "Failed to start a transaction on the backup volume %lu\n",
2891 (unsigned long)backupID);
2896 code = AFSVolSetFlags(aconn, btid, 0);
2898 fprintf(STDERR, "Could not mark the backup volume %lu on line \n",
2899 (unsigned long)backupID);
2904 code = AFSVolEndTrans(aconn, btid, &rcode);
2906 if (code || rcode) {
2908 "Failed to end the transaction on the backup volume %lu\n",
2909 (unsigned long)backupID);
2910 error = (code ? code : rcode);
2916 /* Will update the vldb below */
2920 code = AFSVolEndTrans(aconn, ttid, &rcode);
2921 if (code || rcode) {
2922 fprintf(STDERR, "Could not end transaction on the volume %lu\n",
2923 (unsigned long)avolid);
2925 error = (code ? code : rcode);
2930 code = AFSVolEndTrans(aconn, btid, &rcode);
2931 if (code || rcode) {
2933 "Could not end transaction the backup volume %lu\n",
2934 (unsigned long)backupID);
2936 error = (code ? code : rcode);
2940 /* Now update the vldb - if modified */
2943 MapNetworkToHost(&entry, &storeEntry);
2945 VLDB_ReplaceEntry(avolid, RWVOL, &storeEntry,
2946 (LOCKREL_OPCODE | LOCKREL_AFSID |
2947 LOCKREL_TIMESTAMP));
2950 "Could not update the VLDB entry for the volume %lu \n",
2951 (unsigned long)avolid);
2957 ubik_VL_ReleaseLock(cstruct, 0, avolid, RWVOL,
2958 (LOCKREL_OPCODE | LOCKREL_AFSID |
2959 LOCKREL_TIMESTAMP));
2962 "Could not unlock the VLDB entry for the volume %lu \n",
2963 (unsigned long)avolid);
2971 rx_DestroyConnection(aconn);
2973 PrintError("", error);
2977 /* Make a new clone of volume <avolid> on <aserver> and <apart>
2978 * using volume ID <acloneid>, or a new ID allocated from the VLDB.
2979 * The new volume is named by <aname>, or by appending ".clone" to
2980 * the existing name if <aname> is NULL. The following flags are
2983 * RV_RDONLY - target volume is RO
2984 * RV_OFFLINE - leave target volume offline
2988 UV_CloneVolume(afs_uint32 aserver, afs_int32 apart, afs_uint32 avolid,
2989 afs_uint32 acloneid, char *aname, int flags)
2991 struct rx_connection *aconn = (struct rx_connection *)0;
2992 afs_int32 ttid = 0, btid = 0;
2993 afs_int32 code = 0, rcode = 0;
2994 char vname[VOLSER_MAXVOLNAME + 1];
2995 afs_int32 error = 0;
2996 volEntries volumeInfo;
2999 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
3002 volumeInfo.volEntries_val = (volintInfo *) 0;
3003 volumeInfo.volEntries_len = 0;
3004 code = AFSVolListOneVolume(aconn, apart, avolid, &volumeInfo);
3006 fprintf(stderr, "Could not get info for volume %lu\n",
3007 (unsigned long)avolid);
3011 strncpy(vname, volumeInfo.volEntries_val[0].name,
3012 VOLSER_OLDMAXVOLNAME - 7);
3013 vname[VOLSER_OLDMAXVOLNAME - 7] = 0;
3014 strcat(vname, ".clone");
3016 if (volumeInfo.volEntries_val)
3017 free(volumeInfo.volEntries_val);
3021 /* Get a clone id */
3022 VPRINT1("Allocating new volume id for clone of volume %u ...",
3024 code = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &acloneid);
3026 "Could not get an ID for the clone of volume %u from the VLDB\n",
3031 if (flags & RV_RWONLY)
3032 type = readwriteVolume;
3033 else if (flags & RV_RDONLY)
3034 type = readonlyVolume;
3036 type = backupVolume;
3038 code = DoVolClone(aconn, avolid, apart, type, acloneid, "clone",
3039 NULL, ".clone", NULL, NULL, NULL);
3045 /* Now go back to the backup volume and bring it on line */
3046 if (!(flags & RV_OFFLINE)) {
3047 code = AFSVolTransCreate_retry(aconn, acloneid, apart, ITOffline, &btid);
3050 "Failed to start a transaction on the clone volume %lu\n",
3051 (unsigned long)acloneid);
3056 code = AFSVolSetFlags(aconn, btid, 0);
3058 fprintf(STDERR, "Could not mark the clone volume %lu on line \n",
3059 (unsigned long)acloneid);
3064 code = AFSVolEndTrans(aconn, btid, &rcode);
3066 if (code || rcode) {
3068 "Failed to end the transaction on the clone volume %lu\n",
3069 (unsigned long)acloneid);
3070 error = (code ? code : rcode);
3079 code = AFSVolEndTrans(aconn, ttid, &rcode);
3080 if (code || rcode) {
3081 fprintf(STDERR, "Could not end transaction on the volume %lu\n",
3082 (unsigned long)avolid);
3084 error = (code ? code : rcode);
3089 code = AFSVolEndTrans(aconn, btid, &rcode);
3090 if (code || rcode) {
3092 "Could not end transaction on the clone volume %lu\n",
3093 (unsigned long)acloneid);
3095 error = (code ? code : rcode);
3100 rx_DestroyConnection(aconn);
3102 PrintError("", error);
3106 #define ONERROR(ec, ep, es) do { \
3108 fprintf(STDERR, (es), (ep)); \
3113 #define ONERROR0(ec, es) do { \
3115 fprintf(STDERR, (es)); \
3120 #define ERROREXIT(ec) do { \
3125 /* Get a "transaction" on this replica. Create the volume
3126 * if necessary. Return the time from which a dump should
3127 * be made (0 if it's a new volume)
3130 GetTrans(struct nvldbentry *vldbEntryPtr, afs_int32 index,
3131 struct rx_connection **connPtr, afs_int32 * transPtr,
3132 afs_uint32 * crtimePtr, afs_uint32 * uptimePtr,
3133 afs_int32 *origflags, afs_uint32 tmpVolId)
3136 struct volser_status tstatus;
3141 *connPtr = (struct rx_connection *)0;
3146 /* get connection to the replication site */
3147 *connPtr = UV_Bind(vldbEntryPtr->serverNumber[index], AFSCONF_VOLUMEPORT);
3149 goto fail; /* server is down */
3151 volid = vldbEntryPtr->volumeId[ROVOL];
3155 AFSVolTransCreate_retry(*connPtr, volid,
3156 vldbEntryPtr->serverPartition[index], ITOffline,
3159 if (!code && (origflags[index] & RO_DONTUSE)) {
3160 /* If RO_DONTUSE is set, this is supposed to be an entirely new
3161 * site. Don't trust any data on it, since it is possible we
3162 * have encountered some temporary volume from some other
3163 * incomplete volume operation. It is difficult to detect if
3164 * that has happened vs if this is a legit volume, so just
3165 * delete it to be safe. */
3167 VPRINT1("Deleting extant RO_DONTUSE site on %s...",
3168 noresolve ? afs_inet_ntoa_r(vldbEntryPtr->
3169 serverNumber[index], hoststr) :
3170 hostutil_GetNameByINet(vldbEntryPtr->
3171 serverNumber[index]));
3173 code = AFSVolDeleteVolume(*connPtr, *transPtr);
3175 PrintError("Failed to delete RO_DONTUSE site: ", code);
3179 tcode = AFSVolEndTrans(*connPtr, *transPtr, &rcode);
3185 PrintError("Failed to end transaction on RO_DONTUSE site: ",
3192 /* emulate what TransCreate would have returned, so we try to
3193 * create the volume below */
3198 /* If the volume does not exist, create it */
3199 if (!volid || code) {
3200 char volname[VL_MAXNAMELEN];
3203 if (volid && (code != VNOVOL)) {
3204 PrintError("Failed to start a transaction on the RO volume.\n",
3209 strlcpy(volname, vldbEntryPtr->name, sizeof(volname));
3211 if (strlcat(volname,
3212 tmpVolId?".roclone":".readonly",
3213 sizeof(volname)) >= sizeof(volname)) {
3215 PrintError("Volume name is too long\n", code);
3220 strcat(volname, ".roclone");
3222 strcat(volname, ".readonly");
3226 "Creating new volume %lu on replication site %s: ",
3227 tmpVolId?(unsigned long)tmpVolId:(unsigned long)volid,
3228 noresolve ? afs_inet_ntoa_r(vldbEntryPtr->
3229 serverNumber[index], hoststr) :
3230 hostutil_GetNameByINet(vldbEntryPtr->
3231 serverNumber[index]));
3236 AFSVolCreateVolume(*connPtr, vldbEntryPtr->serverPartition[index],
3238 vldbEntryPtr->volumeId[RWVOL],
3239 tmpVolId?&tmpVolId:&volid,
3242 PrintError("Failed to create the ro volume: ", code);
3245 vldbEntryPtr->volumeId[ROVOL] = volid;
3249 /* The following is a bit redundant, since create sets these flags by default */
3251 AFSVolSetFlags(*connPtr, *transPtr,
3252 VTDeleteOnSalvage | VTOutOfService);
3254 PrintError("Failed to set flags on the ro volume: ", code);
3259 /* Otherwise, the transaction did succeed, so get the creation date of the
3260 * latest RO volume on the replication site
3263 VPRINT2("Updating existing ro volume %u on %s ...\n", volid,
3264 noresolve ? afs_inet_ntoa_r(vldbEntryPtr->
3265 serverNumber[index], hoststr) :
3266 hostutil_GetNameByINet(vldbEntryPtr->serverNumber[index]));
3268 code = AFSVolGetStatus(*connPtr, *transPtr, &tstatus);
3270 PrintError("Failed to get status of volume on destination: ",
3275 code = AFSVolEndTrans(*connPtr, *transPtr, &rcode);
3280 code = DoVolClone(*connPtr, volid,
3281 vldbEntryPtr->serverPartition[index],
3282 readonlyVolume, tmpVolId, "temporary",
3283 vldbEntryPtr->name, NULL, ".roclone", NULL,
3288 *crtimePtr = CLOCKADJ(tstatus.creationDate);
3289 *uptimePtr = CLOCKADJ(tstatus.updateDate);
3296 tcode = AFSVolEndTrans(*connPtr, *transPtr, &rcode);
3300 if (tcode && tcode != ENOENT)
3301 PrintError("Could not end transaction on a ro volume: ", tcode);
3308 SimulateForwardMultiple(struct rx_connection *fromconn, afs_int32 fromtid,
3309 afs_int32 fromdate, manyDests * tr, afs_int32 flags,
3310 void *cookie, manyResults * results)
3314 for (i = 0; i < tr->manyDests_len; i++) {
3315 results->manyResults_val[i] =
3316 AFSVolForward(fromconn, fromtid, fromdate,
3317 &(tr->manyDests_val[i].server),
3318 tr->manyDests_val[i].trans, cookie);
3324 * Check if a trans has timed out, and recreate it if necessary.
3326 * @param[in] aconn RX connection to the relevant server
3327 * @param[inout] atid Transaction ID to check; if we recreated the trans,
3328 * contains the new trans ID on success
3329 * @param[in] apart Partition for the transaction
3330 * @param[in] astat The status of the original transaction
3332 * @return operation status
3333 * @retval 0 existing transaction is still valid, or we managed to recreate
3334 * the trans successfully
3335 * @retval nonzero Fatal error; bail out
3338 CheckTrans(struct rx_connection *aconn, afs_int32 *atid, afs_int32 apart,
3339 struct volser_status *astat)
3341 struct volser_status new_status;
3344 memset(&new_status, 0, sizeof(new_status));
3345 code = AFSVolGetStatus(aconn, *atid, &new_status);
3347 if (code == ENOENT) {
3349 VPRINT1("Old transaction on cloned volume %lu timed out, "
3350 "restarting transaction\n", (long unsigned) astat->volID);
3351 code = AFSVolTransCreate_retry(aconn, astat->volID, apart,
3354 PrintError("Failed to recreate cloned RO volume transaction\n",
3359 memset(&new_status, 0, sizeof(new_status));
3360 code = AFSVolGetStatus(aconn, *atid, &new_status);
3362 PrintError("Failed to get status on recreated transaction\n",
3367 if (memcmp(&new_status, astat, sizeof(new_status)) != 0) {
3368 PrintError("Recreated transaction on cloned RO volume, but "
3369 "the volume has changed!\n", 0);
3373 PrintError("Unable to get status of current cloned RO transaction\n",
3378 if (memcmp(&new_status, astat, sizeof(new_status)) != 0) {
3380 PrintError("Internal error: current GetStatus does not match "
3381 "original GetStatus?\n", 0);
3390 PutTrans(afs_int32 *vldbindex, struct replica *replicas,
3391 struct rx_connection **toconns, struct release *times,
3394 afs_int32 s, code = 0, rcode = 0;
3395 /* End the transactions and destroy the connections */
3396 for (s = 0; s < volcount; s++) {
3397 if (replicas[s].trans) {
3398 code = AFSVolEndTrans(toconns[s], replicas[s].trans, &rcode);
3400 replicas[s].trans = 0;
3404 if ((s == 0) || (code != ENOENT)) {
3405 PrintError("Could not end transaction on a ro volume: ",
3409 ("Transaction timed out on a ro volume. Will retry.\n",
3411 if (times[s].vldbEntryIndex < *vldbindex)
3412 *vldbindex = times[s].vldbEntryIndex;
3417 rx_DestroyConnection(toconns[s]);
3423 DoVolOnline(struct nvldbentry *vldbEntryPtr, afs_uint32 avolid, int index,
3424 char *vname, struct rx_connection *connPtr)
3426 afs_int32 code = 0, rcode = 0, onlinetid = 0;
3429 AFSVolTransCreate_retry(connPtr, avolid,
3430 vldbEntryPtr->serverPartition[index],
3434 EPRINT(code, "Could not create transaction on readonly...\n");
3437 code = AFSVolSetFlags(connPtr, onlinetid, 0);
3439 EPRINT(code, "Could not set flags on readonly...\n");
3444 AFSVolSetIdsTypes(connPtr, onlinetid, vname,
3445 ROVOL, vldbEntryPtr->volumeId[RWVOL],
3448 EPRINT(code, "Could not set ids on readonly...\n");
3451 code = AFSVolEndTrans(connPtr, onlinetid, &rcode);
3457 /* UV_ReleaseVolume()
3458 * Release volume <afromvol> on <afromserver> <afrompart> to all
3459 * its RO sites (full release). Unless the previous release was
3460 * incomplete: in which case we bring the remaining incomplete
3461 * volumes up to date with the volumes that were released
3463 * forceflag: Performs a full release.
3465 * Will create a clone from the RW, then dump the clone out to
3466 * the remaining replicas. If there is more than 1 RO sites,
3467 * ensure that the VLDB says at least one RO is available all
3468 * the time: Influences when we write back the VLDB entry.
3472 UV_ReleaseVolume(afs_uint32 afromvol, afs_uint32 afromserver,
3473 afs_int32 afrompart, int forceflag, int stayUp)
3477 afs_int32 vcode, rcode, tcode;
3478 afs_uint32 cloneVolId = 0, roVolId;
3479 struct replica *replicas = 0;
3480 struct nvldbentry entry, storeEntry;
3481 int i, volcount = 0, m, vldbindex;
3483 struct restoreCookie cookie;
3484 struct rx_connection **toconns = 0;
3485 struct release *times = 0;
3487 struct rx_connection *fromconn = (struct rx_connection *)0;
3488 afs_int32 error = 0;
3490 afs_int32 clonetid = 0, onlinetid;
3491 afs_int32 fromtid = 0;
3492 afs_uint32 fromdate = 0;
3493 afs_uint32 thisdate;
3497 manyResults results;
3498 int rwindex, roindex, roclone, roexists;
3499 afs_uint32 rwcrdate = 0, rwupdate = 0;
3500 afs_uint32 clcrdate;
3504 } remembertime[NMAXNSERVERS];
3505 int releasecount = 0;
3506 struct volser_status volstatus;
3508 afs_int32 origflags[NMAXNSERVERS];
3509 struct volser_status orig_status;
3510 int notreleased = 0;
3511 int tried_justnewsites = 0;
3512 int justnewsites = 0; /* are we just trying to release to new RO sites? */
3513 int sites = 0; /* number of ro sites */
3514 int new_sites = 0; /* number of ro sites markes as new */
3517 CR_RECOVER = 0x0000, /**< not complete: a recovery from a previous failed release */
3518 CR_FORCED = 0x0001, /**< complete: forced by caller */
3519 CR_LAST_OK = 0x0002, /**< complete: no sites have been marked as new release */
3520 CR_ALL_NEW = 0x0004, /**< complete: all sites have been marked as new release */
3521 CR_NEW_RW = 0x0008, /**< complete: read-write has changed */
3522 CR_RO_MISSING = 0x0010, /**< complete: ro clone is missing */
3523 } complete_release_t;
3525 complete_release_t complete_release = CR_RECOVER;
3527 memset(remembertime, 0, sizeof(remembertime));
3528 memset(&results, 0, sizeof(results));
3529 memset(origflags, 0, sizeof(origflags));
3531 vcode = ubik_VL_SetLock(cstruct, 0, afromvol, RWVOL, VLOP_RELEASE);
3532 if (vcode != VL_RERELEASE)
3533 ONERROR(vcode, afromvol,
3534 "Could not lock the VLDB entry for the volume %u.\n");
3537 /* Get the vldb entry in readable format */
3538 vcode = VLDB_GetEntryByID(afromvol, RWVOL, &entry);
3539 ONERROR(vcode, afromvol,
3540 "Could not fetch the entry for the volume %u from the VLDB.\n");
3541 MapHostToNetwork(&entry);
3544 EnumerateEntry(&entry);
3546 if (!ISNAMEVALID(entry.name))
3547 ONERROR(VOLSERBADOP, entry.name,
3548 "Volume name %s is too long, rename before releasing.\n");
3549 if (entry.volumeId[RWVOL] != afromvol)
3550 ONERROR(VOLSERBADOP, afromvol,
3551 "The volume %u being released is not a read-write volume.\n");
3552 if (entry.nServers <= 1)
3553 ONERROR(VOLSERBADOP, afromvol,
3554 "Volume %u has no replicas - release operation is meaningless!\n");
3555 if (strlen(entry.name) > (VOLSER_OLDMAXVOLNAME - 10))
3556 ONERROR(VOLSERBADOP, entry.name,
3557 "RO volume name %s exceeds (VOLSER_OLDMAXVOLNAME - 10) character limit\n");
3559 /* roclone is true if one of the RO volumes is on the same
3560 * partition as the RW volume. In this case, we make the RO volume
3561 * on the same partition a clone instead of a complete copy.
3564 roindex = Lp_ROMatch(afromserver, afrompart, &entry) - 1;
3565 roclone = ((roindex == -1) ? 0 : 1);
3566 rwindex = Lp_GetRwIndex(&entry);
3568 ONERROR0(VOLSERNOVOL, "There is no RW volume \n");
3570 /* Make sure we have a RO volume id to work with */
3571 if (entry.volumeId[ROVOL] == INVALID_BID) {
3572 /* need to get a new RO volume id */
3573 vcode = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &roVolId);
3574 ONERROR(vcode, entry.name, "Cant allocate ID for RO volume of %s\n");
3576 entry.volumeId[ROVOL] = roVolId;
3577 MapNetworkToHost(&entry, &storeEntry);
3578 vcode = VLDB_ReplaceEntry(afromvol, RWVOL, &storeEntry, 0);
3579 ONERROR(vcode, entry.name, "Could not update vldb entry for %s.\n");
3583 * Determine if this is to be a complete release or a recovery of a
3584 * previous unfinished release. The previous release is considered to be
3585 * unfinished when the clone was successfully distributed to at least one
3586 * (but not all) of the read-only sites, as indicated by the NEW_REPSITE
3589 * The caller can override the vldb flags check using the -force
3590 * flag, to force this to be a complete release.
3592 for (i = 0; i < entry.nServers; i++) {
3593 if (entry.serverFlags[i] & ITSROVOL) {
3595 if (entry.serverFlags[i] & NEW_REPSITE)
3597 if (entry.serverFlags[i] & RO_DONTUSE)
3600 origflags[i] = entry.serverFlags[i];
3604 complete_release |= CR_FORCED;
3607 if (new_sites == 0) {
3608 complete_release |= CR_LAST_OK;
3609 } else if (new_sites == sites) {
3610 complete_release |= CR_ALL_NEW;
3613 if ((complete_release & (CR_LAST_OK | CR_ALL_NEW))
3614 && !(complete_release & CR_FORCED)) {
3615 if (notreleased && notreleased != sites) {
3616 /* we have some new unreleased sites. try to just release to those,
3617 * if the RW has not changed. The caller can override with -force. */
3622 /* Determine which volume id to use and see if it exists */
3623 cloneVolId = (complete_release || entry.cloneId == 0)
3624 ? entry.volumeId[ROVOL] : entry.cloneId;
3626 code = VolumeExists(afromserver, afrompart, cloneVolId);
3627 roexists = ((code == ENODEV) ? 0 : 1);
3629 /* For stayUp case, if roclone is the only site, bypass special handling */
3630 if (stayUp && roclone) {
3634 for (e = 0; (e < entry.nServers) && !error; e++) {
3635 if ((entry.serverFlags[e] & ITSROVOL)) {
3636 if (!(VLDB_IsSameAddrs(entry.serverNumber[e], afromserver,
3641 if (e >= entry.nServers)
3645 /* If we had a previous release to complete, do so, else: */
3646 if (stayUp && (cloneVolId == entry.volumeId[ROVOL])) {
3647 code = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &cloneVolId);
3648 ONERROR(code, afromvol,
3649 "Cannot get temporary clone id for volume %u\n");
3652 fromconn = UV_Bind(afromserver, AFSCONF_VOLUMEPORT);
3654 ONERROR(-1, afromserver,
3655 "Cannot establish connection with server 0x%x\n");
3657 if (!complete_release) {
3659 complete_release |= CR_RO_MISSING; /* Do a complete release if RO clone does not exist */
3661 /* Begin transaction on RW and mark it busy while we query it */
3662 code = AFSVolTransCreate_retry(
3663 fromconn, afromvol, afrompart, ITBusy, &fromtid
3665 ONERROR(code, afromvol,
3666 "Failed to start transaction on RW volume %u\n");
3668 /* Query the creation date for the RW */
3669 code = AFSVolGetStatus(fromconn, fromtid, &volstatus);
3670 ONERROR(code, afromvol,
3671 "Failed to get the status of RW volume %u\n");
3672 rwcrdate = volstatus.creationDate;
3674 /* End transaction on RW */
3675 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
3677 ONERROR((code ? code : rcode), afromvol,
3678 "Failed to end transaction on RW volume %u\n");
3680 /* Begin transaction on clone and mark it busy while we query it */
3681 code = AFSVolTransCreate_retry(
3682 fromconn, cloneVolId, afrompart, ITBusy, &clonetid
3684 ONERROR(code, cloneVolId,
3685 "Failed to start transaction on RW clone %u\n");
3687 /* Query the creation date for the clone */
3688 code = AFSVolGetStatus(fromconn, clonetid, &volstatus);
3689 ONERROR(code, cloneVolId,
3690 "Failed to get the status of RW clone %u\n");
3691 clcrdate = volstatus.creationDate;
3693 /* End transaction on clone */
3694 code = AFSVolEndTrans(fromconn, clonetid, &rcode);
3696 ONERROR((code ? code : rcode), cloneVolId,
3697 "Failed to end transaction on RW clone %u\n");
3699 if (rwcrdate > clcrdate)
3700 complete_release |= CR_NEW_RW; /* Do a complete release if RO clone older than RW */
3704 if (!complete_release || (complete_release & CR_NEW_RW)) {
3705 /* in case the RW has changed, and just to be safe */
3710 if (!complete_release) {
3712 "This is a recovery of previously failed release\n");
3714 fprintf(STDOUT, "This is a complete release of volume %u", afromvol);
3715 /* Give the reasons for a complete release, except if only CR_LAST_OK. */
3716 if (complete_release != CR_LAST_OK) {
3718 if (complete_release & CR_FORCED) {
3719 fprintf(STDOUT, "%sforced", sep);
3722 if (complete_release & CR_LAST_OK) {
3723 fprintf(STDOUT, "%slast ok", sep);
3726 if (complete_release & CR_ALL_NEW) {
3727 fprintf(STDOUT, "%sall sites are new", sep);
3730 if (complete_release & CR_NEW_RW) {
3731 fprintf(STDOUT, "%srw %u changed", sep, afromvol);
3734 if (complete_release & CR_RO_MISSING) {
3735 fprintf(STDOUT, "%sro clone missing", sep);
3737 fprintf(STDOUT, ")");
3739 fprintf(STDOUT, "\n");
3741 tried_justnewsites = 1;
3742 fprintf(STDOUT, "There are new RO sites; we will try to "
3743 "only release to new sites\n");
3748 if (complete_release) {
3749 afs_int32 oldest = 0;
3750 /* If the RO clone exists, then if the clone is a temporary
3751 * clone, delete it. Or if the RO clone is marked RO_DONTUSE
3752 * (it was recently added), then also delete it. We do not
3753 * want to "reclone" a temporary RO clone.
3756 code = VolumeExists(afromserver, afrompart, cloneVolId);
3758 code = DoVolDelete(fromconn, cloneVolId, afrompart, "previous clone", 0,
3760 if (code && (code != VNOVOL))
3765 /* clean up any previous tmp clone before starting if staying up */
3767 && (!roclone || (entry.serverFlags[roindex] & RO_DONTUSE))) {
3768 code = DoVolDelete(fromconn,
3769 stayUp ? entry.volumeId[ROVOL] : cloneVolId,
3770 afrompart, "the", 0, NULL, NULL);
3771 if (code && (code != VNOVOL))
3777 VPRINT("Querying old RO sites for update times...");
3778 for (vldbindex = 0; vldbindex < entry.nServers; vldbindex++) {
3779 volEntries volumeInfo;
3780 struct rx_connection *conn;
3783 if (!(entry.serverFlags[vldbindex] & ITSROVOL)) {
3786 if ((entry.serverFlags[vldbindex] & RO_DONTUSE)) {
3789 conn = UV_Bind(entry.serverNumber[vldbindex], AFSCONF_VOLUMEPORT);
3791 fprintf(STDERR, "Cannot establish connection to server %s\n",
3792 hostutil_GetNameByINet(entry.serverNumber[vldbindex]));
3796 volumeInfo.volEntries_val = NULL;
3797 volumeInfo.volEntries_len = 0;
3798 code = AFSVolListOneVolume(conn, entry.serverPartition[vldbindex],
3799 entry.volumeId[ROVOL],
3802 fprintf(STDERR, "Could not fetch information about RO vol %lu from server %s\n",
3803 (unsigned long)entry.volumeId[ROVOL],
3804 hostutil_GetNameByINet(entry.serverNumber[vldbindex]));
3805 PrintError("", code);
3807 rx_DestroyConnection(conn);
3811 crdate = CLOCKADJ(volumeInfo.volEntries_val[0].creationDate);
3813 if (oldest == 0 || crdate < oldest) {
3817 rx_DestroyConnection(conn);
3818 free(volumeInfo.volEntries_val);
3819 volumeInfo.volEntries_val = NULL;
3820 volumeInfo.volEntries_len = 0;
3825 volEntries volumeInfo;
3826 volumeInfo.volEntries_val = NULL;
3827 volumeInfo.volEntries_len = 0;
3828 code = AFSVolListOneVolume(fromconn, afrompart, afromvol,
3831 fprintf(STDERR, "Could not fetch information about RW vol %lu from server %s\n",
3832 (unsigned long)afromvol,
3833 hostutil_GetNameByINet(afromserver));
3834 PrintError("", code);
3837 rwupdate = volumeInfo.volEntries_val[0].updateDate;
3839 free(volumeInfo.volEntries_val);
3840 volumeInfo.volEntries_val = NULL;
3841 volumeInfo.volEntries_len = 0;
3844 if (justnewsites && oldest <= rwupdate) {
3845 /* RW has changed */
3849 /* Mark all the ROs in the VLDB entry as RO_DONTUSE. We don't
3850 * write this entry out to the vlserver until after the first
3851 * RO volume is released (temp RO clones don't count).
3853 * If 'justnewsites' is set, we're only updating sites that have
3854 * RO_DONTUSE set, so set NEW_REPSITE for all of the others.
3856 for (i = 0; i < entry.nServers; i++) {
3858 if ((entry.serverFlags[i] & RO_DONTUSE)) {
3859 entry.serverFlags[i] &= ~NEW_REPSITE;
3861 entry.serverFlags[i] |= NEW_REPSITE;
3864 entry.serverFlags[i] &= ~NEW_REPSITE;
3865 entry.serverFlags[i] |= RO_DONTUSE;
3868 entry.serverFlags[rwindex] |= NEW_REPSITE;
3869 entry.serverFlags[rwindex] &= ~RO_DONTUSE;
3872 if (justnewsites && roexists) {
3873 /* if 'justnewsites' and 'roexists' are set, we don't need to do
3874 * anything with the RO clone, so skip the reclone */
3877 } else if (complete_release) {
3880 strcpy(vname, entry.name);
3882 strcat(vname, ".roclone");
3884 strcat(vname, ".readonly");
3886 strcpy(vname, "readonly-clone-temp");
3889 code = DoVolClone(fromconn, afromvol, afrompart, readonlyVolume,
3890 cloneVolId, (roclone && !stayUp)?"permanent RO":
3891 "temporary RO", NULL, vname, NULL, &volstatus, NULL);
3897 if (justnewsites && rwupdate != volstatus.updateDate) {
3899 /* reset the serverFlags as if 'justnewsites' had never been set */
3900 for (i = 0; i < entry.nServers; i++) {
3901 entry.serverFlags[i] &= ~NEW_REPSITE;
3902 entry.serverFlags[i] |= RO_DONTUSE;
3904 entry.serverFlags[rwindex] |= NEW_REPSITE;
3905 entry.serverFlags[rwindex] &= ~RO_DONTUSE;
3908 rwcrdate = volstatus.creationDate;
3910 /* Remember clone volume ID in case we fail or are interrupted */
3911 entry.cloneId = cloneVolId;
3913 if (roclone && !stayUp) {
3914 /* Bring the RO clone online - though not if it's a temporary clone */
3915 VPRINT1("Starting transaction on RO clone volume %u...",
3918 AFSVolTransCreate_retry(fromconn, cloneVolId, afrompart, ITOffline,
3920 ONERROR(code, cloneVolId,
3921 "Failed to start transaction on volume %u\n");
3924 VPRINT1("Setting volume flags for volume %u...", cloneVolId);
3925 tcode = AFSVolSetFlags(fromconn, onlinetid, 0);
3928 VPRINT1("Ending transaction on volume %u...", cloneVolId);
3929 code = AFSVolEndTrans(fromconn, onlinetid, &rcode);
3930 ONERROR((code ? code : rcode), cloneVolId,
3931 "Failed to end transaction on RO clone %u\n");
3934 ONERROR(tcode, cloneVolId, "Could not bring volume %u on line\n");
3936 /* Sleep so that a client searching for an online volume won't
3937 * find the clone offline and then the next RO offline while the
3938 * release brings the clone online and the next RO offline (race).
3939 * There is a fix in the 3.4 client that does not need this sleep
3940 * anymore, but we don't know what clients we have.
3942 if (entry.nServers > 2 && !justnewsites)
3945 /* Mark the RO clone in the VLDB as a good site (already released) */
3946 entry.serverFlags[roindex] |= NEW_REPSITE;
3947 entry.serverFlags[roindex] &= ~RO_DONTUSE;
3948 entry.flags |= RO_EXISTS;
3952 /* Write out the VLDB entry only if the clone is not a temporary
3953 * clone. If we did this to a temporary clone then we would end
3954 * up marking all the ROs as "old release" making the ROs
3955 * temporarily unavailable.
3957 MapNetworkToHost(&entry, &storeEntry);
3958 VPRINT1("Replacing VLDB entry for %s...", entry.name);
3959 vcode = VLDB_ReplaceEntry(afromvol, RWVOL, &storeEntry, 0);
3960 ONERROR(vcode, entry.name,
3961 "Could not update vldb entry for %s.\n");
3967 VPRINT("RW vol has not changed; only releasing to new RO sites\n");
3968 /* act like this is a completion of a previous release */
3969 complete_release = CR_RECOVER;
3970 } else if (tried_justnewsites) {
3971 VPRINT("RW vol has changed; releasing to all sites\n");
3974 /* Now we will release from the clone to the remaining RO replicas.
3975 * The first 2 ROs (counting the non-temporary RO clone) are released
3976 * individually: releasecount. This is to reduce the race condition
3977 * of clients trying to find an on-line RO volume. The remaining ROs
3978 * are released in parallel but no more than half the number of ROs
3979 * (rounded up) at a time: nservers.
3982 strcpy(vname, entry.name);
3984 strcat(vname, ".roclone");
3986 strcat(vname, ".readonly");
3987 memset(&cookie, 0, sizeof(cookie));
3988 strncpy(cookie.name, vname, VOLSER_OLDMAXVOLNAME);
3989 cookie.type = ROVOL;
3990 cookie.parent = entry.volumeId[RWVOL];
3993 /* how many to do at once, excluding clone */
3994 if (stayUp || justnewsites)
3995 nservers = entry.nServers; /* can do all, none offline */
3997 nservers = entry.nServers / 2;
3998 replicas = calloc(nservers + 1, sizeof(struct replica));
3999 times = calloc(nservers + 1, sizeof(struct release));
4000 toconns = calloc(nservers + 1, sizeof(struct rx_connection *));
4001 results.manyResults_val = calloc(nservers + 1, sizeof(afs_int32));
4002 if (!replicas || !times || !results.manyResults_val || !toconns)
4004 "Failed to create transaction on the release clone\n");
4006 /* Create a transaction on the cloned volume */
4007 VPRINT1("Starting transaction on cloned volume %u...", cloneVolId);
4009 AFSVolTransCreate_retry(fromconn, cloneVolId, afrompart, ITBusy, &fromtid);
4011 memset(&orig_status, 0, sizeof(orig_status));
4012 code = AFSVolGetStatus(fromconn, fromtid, &orig_status);
4014 if (!complete_release && code)
4015 ONERROR(VOLSERNOVOL, afromvol,
4016 "Old clone is inaccessible. Try vos release -f %u.\n");
4017 ONERROR0(code, "Failed to create transaction on the release clone\n");
4020 /* if we have a clone, treat this as done, for now */
4021 if (stayUp && !complete_release) {
4022 entry.serverFlags[roindex] |= NEW_REPSITE;
4023 entry.serverFlags[roindex] &= ~RO_DONTUSE;
4024 entry.flags |= RO_EXISTS;
4029 /* For each index in the VLDB */
4030 for (vldbindex = 0; vldbindex < entry.nServers;) {
4031 /* Get a transaction on the replicas. Pick replicas which have an old release. */
4033 ((volcount < nservers) && (vldbindex < entry.nServers));
4035 if (!stayUp && !justnewsites) {
4036 /* The first two RO volumes will be released individually.
4037 * The rest are then released in parallel. This is a hack
4038 * for clients not recognizing right away when a RO volume
4039 * comes back on-line.
4041 if ((volcount == 1) && (releasecount < 2))
4045 if (vldbindex == roindex)
4046 continue; /* the clone */
4047 if ((entry.serverFlags[vldbindex] & NEW_REPSITE)
4048 && !(entry.serverFlags[vldbindex] & RO_DONTUSE))
4050 if (!(entry.serverFlags[vldbindex] & ITSROVOL))
4051 continue; /* not a RO vol */
4054 /* Get a Transaction on this replica. Get a new connection if
4055 * necessary. Create the volume if necessary. Return the
4056 * time from which the dump should be made (0 if it's a new
4057 * volume). Each volume might have a different time.
4059 replicas[volcount].server.destHost =
4060 ntohl(entry.serverNumber[vldbindex]);
4061 replicas[volcount].server.destPort = AFSCONF_VOLUMEPORT;
4062 replicas[volcount].server.destSSID = 1;
4063 times[volcount].vldbEntryIndex = vldbindex;
4066 GetTrans(&entry, vldbindex, &(toconns[volcount]),
4067 &(replicas[volcount].trans),
4068 &(times[volcount].crtime),
4069 &(times[volcount].uptime),
4070 origflags, stayUp?cloneVolId:0);
4074 /* Thisdate is the date from which we want to pick up all changes */
4076 /* Do a full dump when forced by the caller. */
4077 VPRINT("This will be a full dump: forced\n");
4079 } else if (!complete_release) {
4080 /* If this release is a recovery of a failed release, we can't be
4081 * sure the creation date is good, so do a full dump.
4083 VPRINT("This will be a full dump: previous release failed\n");
4085 } else if (times[volcount].crtime == 0) {
4086 /* A full dump is needed for a new read-only volume. */
4088 ("This will be a full dump: read-only volume needs to be created\n");
4090 } else if ((rwcrdate > times[volcount].crtime)) {
4091 /* If the RW volume was replaced (its creation date is newer than
4092 * the last release), then we can't be sure what has changed (so
4093 * we do a full dump).
4096 ("This will be a full dump: read-write volume was replaced\n");
4098 } else if (remembertime[vldbindex].validtime) {
4099 /* Trans was prev ended. Use the time from the prev trans
4100 * because, prev trans may have created the volume. In which
4101 * case time[volcount].time would be now instead of 0.
4104 (remembertime[vldbindex].uptime < times[volcount].uptime)
4105 ? remembertime[vldbindex].uptime
4106 : times[volcount].uptime;
4108 thisdate = times[volcount].uptime;
4110 remembertime[vldbindex].validtime = 1;
4111 remembertime[vldbindex].uptime = thisdate;
4113 if (volcount == 0) {
4114 fromdate = thisdate;
4116 /* Include this volume if it is within 15 minutes of the earliest */
4118 thisdate) ? (fromdate - thisdate) : (thisdate -
4120 AFSVolEndTrans(toconns[volcount],
4121 replicas[volcount].trans, &rcode);
4122 replicas[volcount].trans = 0;
4125 if (thisdate < fromdate)
4126 fromdate = thisdate;
4133 code = CheckTrans(fromconn, &fromtid, afrompart, &orig_status);
4140 fprintf(STDOUT, "Starting ForwardMulti from %lu to %u on %s",
4141 (unsigned long)cloneVolId, stayUp?
4142 cloneVolId:entry.volumeId[ROVOL],
4143 noresolve ? afs_inet_ntoa_r(entry.serverNumber[times[0].
4144 vldbEntryIndex], hoststr) :
4145 hostutil_GetNameByINet(entry.
4146 serverNumber[times[0].
4149 for (s = 1; s < volcount; s++) {
4150 fprintf(STDOUT, " and %s",
4151 noresolve ? afs_inet_ntoa_r(entry.serverNumber[times[s].
4152 vldbEntryIndex], hoststr) :
4153 hostutil_GetNameByINet(entry.
4154 serverNumber[times[s].
4159 fprintf(STDOUT, " (entire volume)");
4162 fprintf(STDOUT, " (as of %.24s)", ctime(&tmv));
4164 fprintf(STDOUT, ".\n");
4168 /* Release the ones we have collected */
4169 tr.manyDests_val = &(replicas[0]);
4170 tr.manyDests_len = results.manyResults_len = volcount;
4172 AFSVolForwardMultiple(fromconn, fromtid, fromdate, &tr,
4173 0 /*spare */ , &cookie, &results);
4174 if (code == RXGEN_OPCODE) { /* RPC Interface Mismatch */
4176 SimulateForwardMultiple(fromconn, fromtid, fromdate, &tr,
4177 0 /*spare */ , &cookie, &results);
4182 PrintError("Release failed: ", code);
4184 for (m = 0; m < volcount; m++) {
4185 if (results.manyResults_val[m]) {
4186 if ((m == 0) || (results.manyResults_val[m] != ENOENT)) {
4187 /* we retry timed out transaction. When it is
4188 * not the first volume and the transaction wasn't found
4189 * (assume it timed out and was garbage collected by volser).
4192 ("Failed to dump volume from clone to a ro site: ",
4193 results.manyResults_val[m]);
4199 AFSVolSetIdsTypes(toconns[m], replicas[m].trans, vname,
4200 ROVOL, entry.volumeId[RWVOL], 0, 0);
4202 if ((m == 0) || (code != ENOENT)) {
4203 PrintError("Failed to set correct names and ids: ",
4209 /* have to clear dest. flags to ensure new vol goes online:
4210 * because the restore (forwarded) operation copied
4211 * the V_inService(=0) flag over to the destination.
4213 code = AFSVolSetFlags(toconns[m], replicas[m].trans, 0);
4215 if ((m == 0) || (code != ENOENT)) {
4216 PrintError("Failed to set flags on ro volume: ",
4222 entry.serverFlags[times[m].vldbEntryIndex] |= NEW_REPSITE;
4223 entry.serverFlags[times[m].vldbEntryIndex] &= ~RO_DONTUSE;
4224 entry.flags |= RO_EXISTS;
4230 PutTrans(&vldbindex, replicas, toconns, times, volcount);
4231 MapNetworkToHost(&entry, &storeEntry);
4232 vcode = VLDB_ReplaceEntry(afromvol, RWVOL, &storeEntry, 0);
4233 ONERROR(vcode, afromvol,
4234 " Could not update VLDB entry for volume %u\n");
4236 } /* for each index in the vldb */
4238 /* for the stayup case, put back at the end */
4240 afs_uint32 tmpVol = entry.volumeId[ROVOL];
4241 strcpy(vname, entry.name);
4242 strcat(vname, ".readonly");
4245 /* have to clear flags to ensure new vol goes online
4247 code = AFSVolSetFlags(fromconn, fromtid, 0);
4248 if (code && (code != ENOENT)) {
4249 PrintError("Failed to set flags on ro volume: ",
4253 VPRINT3("%sloning to permanent RO %u on %s...", roexists?"Re-c":"C", tmpVol,
4255 afs_inet_ntoa_r(entry.serverNumber[roindex],
4257 hostutil_GetNameByINet(entry.serverNumber[roindex]));
4259 code = AFSVolClone(fromconn, fromtid, roexists?tmpVol:0,
4260 readonlyVolume, vname, &tmpVol);
4264 VPRINT("Bringing readonly online...");
4265 code = DoVolOnline(&entry, tmpVol, roindex, vname,
4269 EPRINT(code, "Failed: ");
4270 entry.serverFlags[roindex] &= ~NEW_REPSITE;
4271 entry.serverFlags[roindex] |= RO_DONTUSE;
4273 entry.serverFlags[roindex] |= NEW_REPSITE;
4274 entry.serverFlags[roindex] &= ~RO_DONTUSE;
4275 entry.flags |= RO_EXISTS;
4280 for (s = 0; s < volcount; s++) {
4281 if (replicas[s].trans) {
4282 vldbindex = times[s].vldbEntryIndex;
4284 /* ok, so now we have to end the previous transaction */
4285 code = AFSVolEndTrans(toconns[s], replicas[s].trans, &rcode);
4290 code = AFSVolTransCreate_retry(toconns[s],
4292 entry.serverPartition[vldbindex],
4294 &(replicas[s].trans));
4296 PrintError("Unable to begin transaction on temporary clone: ", code);
4299 PrintError("Unable to end transaction on temporary clone: ", code);
4302 VPRINT3("%sloning to permanent RO %u on %s...", times[s].crtime?"Re-c":"C",
4304 afs_inet_ntoa_r(htonl(replicas[s].server.destHost),
4306 hostutil_GetNameByINet(htonl(replicas[s].server.destHost)));
4307 if (times[s].crtime)
4308 code = AFSVolClone(toconns[s], replicas[s].trans, tmpVol,
4309 readonlyVolume, vname, &tmpVol);
4311 code = AFSVolClone(toconns[s], replicas[s].trans, 0,
4312 readonlyVolume, vname, &tmpVol);
4315 if (!times[s].crtime) {
4316 entry.serverFlags[vldbindex] |= RO_DONTUSE;
4318 entry.serverFlags[vldbindex] &= ~NEW_REPSITE;
4319 PrintError("Failed: ",
4324 if (entry.serverFlags[vldbindex] != RO_DONTUSE) {
4325 /* bring it online (mark it InService) */
4326 VPRINT1("Bringing readonly online on %s...",
4329 htonl(replicas[s].server.destHost),
4331 hostutil_GetNameByINet(
4332 htonl(replicas[s].server.destHost)));
4334 code = DoVolOnline(&entry, tmpVol, vldbindex, vname,
4336 /* needed to come online for cloning */
4338 /* technically it's still new, just not online */
4339 entry.serverFlags[s] &= ~NEW_REPSITE;
4340 entry.serverFlags[s] |= RO_DONTUSE;
4341 if (code != ENOENT) {
4342 PrintError("Failed to set correct names and ids: ",
4349 VPRINT("Marking temporary clone for deletion...\n");
4350 code = AFSVolSetFlags(toconns[s],
4355 EPRINT(code, "Failed: ");
4359 VPRINT("Ending transaction on temporary clone...\n");
4360 code = AFSVolEndTrans(toconns[s], replicas[s].trans, &rcode);
4364 PrintError("Failed: ", code);
4367 /* ended successfully */
4368 replicas[s].trans = 0;
4370 VPRINT2("Deleting temporary clone %u on %s...", cloneVolId,
4372 afs_inet_ntoa_r(htonl(replicas[s].server.destHost),
4374 hostutil_GetNameByINet(htonl(replicas[s].server.destHost)));
4375 code = DoVolDelete(toconns[s], cloneVolId,
4376 entry.serverPartition[vldbindex],
4377 NULL, 0, NULL, NULL);
4379 EPRINT(code, "Failed: ");
4386 /* done. put the vldb entry in the success tail case*/
4387 PutTrans(&vldbindex, replicas, toconns, times, volcount);
4390 /* End the transaction on the cloned volume */
4391 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
4396 PrintError("Failed to end transaction on rw volume: ", code);
4398 /* Figure out if any volume were not released and say so */
4399 for (failure = 0, i = 0; i < entry.nServers; i++) {
4400 if (!(entry.serverFlags[i] & NEW_REPSITE))
4406 "The volume %lu could not be released to the following %d sites:\n",
4407 (unsigned long)afromvol, failure);
4408 for (i = 0; i < entry.nServers; i++) {
4409 if (!(entry.serverFlags[i] & NEW_REPSITE)) {
4410 MapPartIdIntoName(entry.serverPartition[i], pname);
4411 fprintf(STDERR, "\t%35s %s\n",
4412 noresolve ? afs_inet_ntoa_r(entry.serverNumber[i], hoststr) :
4413 hostutil_GetNameByINet(entry.serverNumber[i]), pname);
4416 MapNetworkToHost(&entry, &storeEntry);
4418 VLDB_ReplaceEntry(afromvol, RWVOL, &storeEntry,
4420 ONERROR(vcode, afromvol,
4421 " Could not update VLDB entry for volume %u\n");
4423 ERROREXIT(VOLSERBADRELEASE);
4427 /* All the ROs were release successfully. Remove the temporary clone */
4428 if (!roclone || stayUp) {
4430 fprintf(STDOUT, "Deleting the releaseClone %lu ...",
4431 (unsigned long)cloneVolId);
4434 code = DoVolDelete(fromconn, cloneVolId, afrompart, NULL, 0, NULL,
4436 ONERROR(code, cloneVolId, "Failed to delete volume %u.\n");
4440 for (i = 0; i < entry.nServers; i++)
4441 entry.serverFlags[i] &= ~NEW_REPSITE;
4443 /* Update the VLDB */
4444 VPRINT("updating VLDB ...");
4446 MapNetworkToHost(&entry, &storeEntry);
4448 VLDB_ReplaceEntry(afromvol, RWVOL, &storeEntry,
4449 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
4450 ONERROR(vcode, afromvol, " Could not update VLDB entry for volume %u\n");
4455 code = AFSVolEndTrans(fromconn, clonetid, &rcode);
4459 "Failed to end cloning transaction on the RW volume %lu\n",
4460 (unsigned long)afromvol);
4466 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
4470 "Failed to end transaction on the release clone %lu\n",
4471 (unsigned long)cloneVolId);
4476 for (i = 0; i < nservers; i++) {
4477 if (replicas && replicas[i].trans) {
4478 code = AFSVolEndTrans(toconns[i], replicas[i].trans, &rcode);
4479 replicas[i].trans = 0;
4482 "Failed to end transaction on ro volume %u at server %s\n",
4483 entry.volumeId[ROVOL],
4484 noresolve ? afs_inet_ntoa_r(htonl(replicas[i].server.
4485 destHost), hoststr) :
4486 hostutil_GetNameByINet(htonl
4487 (replicas[i].server.destHost)));
4492 if (toconns && toconns[i]) {
4493 rx_DestroyConnection(toconns[i]);
4499 ubik_VL_ReleaseLock(cstruct, 0, afromvol, RWVOL,
4500 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
4503 "Could not release lock on the VLDB entry for volume %lu\n",
4504 (unsigned long)afromvol);
4510 PrintError("", error);
4513 rx_DestroyConnection(fromconn);
4514 if (results.manyResults_val)
4515 free(results.manyResults_val);
4527 dump_sig_handler(int x)
4529 fprintf(STDERR, "\nSignal handler: vos dump operation\n");
4533 /* Dump the volume <afromvol> on <afromserver> and
4534 * <afrompart> to <afilename> starting from <fromdate>.
4535 * DumpFunction does the real work behind the scenes after
4536 * extracting parameters from the rock
4539 UV_DumpVolume(afs_uint32 afromvol, afs_uint32 afromserver, afs_int32 afrompart,
4541 afs_int32(*DumpFunction) (struct rx_call *, void *), void *rock,
4544 /* declare stuff 'volatile' that may be used from setjmp/longjmp and may
4545 * be changing during the dump */
4546 struct rx_call * volatile fromcall = NULL;
4547 struct rx_connection * volatile fromconn = NULL;
4548 afs_int32 volatile fromtid = 0;
4550 afs_int32 rxError = 0, rcode = 0;
4551 afs_int32 code, error = 0;
4553 time_t tmv = fromdate;
4557 #ifndef AFS_NT40_ENV
4558 (void)signal(SIGPIPE, dump_sig_handler);
4560 (void)signal(SIGINT, dump_sig_handler);
4563 VEPRINT("Full Dump ...\n");
4565 VEPRINT1("Incremental Dump (as of %.24s)...\n",
4569 /* get connections to the servers */
4570 fromconn = UV_Bind(afromserver, AFSCONF_VOLUMEPORT);
4572 VEPRINT1("Starting transaction on volume %u...", afromvol);
4574 code = AFSVolTransCreate_retry(fromconn, afromvol, afrompart, ITBusy, &tmp);
4576 EGOTO1(error_exit, code,
4577 "Could not start transaction on the volume %u to be dumped\n",
4581 fromcall = rx_NewCall(fromconn);
4583 VEPRINT1("Starting volume dump on volume %u...", afromvol);
4584 if (flags & VOLDUMPV2_OMITDIRS)
4585 code = StartAFSVolDumpV2(fromcall, fromtid, fromdate, flags);
4587 code = StartAFSVolDump(fromcall, fromtid, fromdate);
4588 EGOTO(error_exit, code, "Could not start the dump process \n");
4591 VEPRINT1("Dumping volume %u...", afromvol);
4592 code = DumpFunction(fromcall, rock);
4593 if (code == RXGEN_OPCODE)
4595 EGOTO(error_exit, code, "Error while dumping volume \n");
4600 code = rx_EndCall(fromcall, rxError);
4601 if (code && code != RXGEN_OPCODE)
4602 fprintf(STDERR, "Error in rx_EndCall\n");
4607 VEPRINT1("Ending transaction on volume %u...", afromvol);
4608 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
4609 if (code || rcode) {
4610 fprintf(STDERR, "Could not end transaction on the volume %lu\n",
4611 (unsigned long)afromvol);
4613 error = (code ? code : rcode);
4618 rx_DestroyConnection(fromconn);
4620 if (error != RXGEN_OPCODE)
4621 PrintError("", error);
4625 /* Clone the volume <afromvol> on <afromserver> and
4626 * <afrompart>, and then dump the clone volume to
4627 * <afilename> starting from <fromdate>.
4628 * DumpFunction does the real work behind the scenes after
4629 * extracting parameters from the rock
4632 UV_DumpClonedVolume(afs_uint32 afromvol, afs_uint32 afromserver,
4633 afs_int32 afrompart, afs_int32 fromdate,
4634 afs_int32(*DumpFunction) (struct rx_call *, void *),
4635 void *rock, afs_int32 flags)
4637 /* declare stuff 'volatile' that may be used from setjmp/longjmp and may
4638 * be changing during the dump */
4639 struct rx_connection * volatile fromconn = NULL;
4640 struct rx_call * volatile fromcall = NULL;
4641 afs_int32 volatile clonetid = 0;
4642 afs_uint32 volatile clonevol = 0;
4645 afs_int32 fromtid = 0, rxError = 0, rcode = 0;
4646 afs_int32 code = 0, error = 0;
4649 time_t tmv = fromdate;
4653 #ifndef AFS_NT40_ENV
4654 (void)signal(SIGPIPE, dump_sig_handler);
4656 (void)signal(SIGINT, dump_sig_handler);
4659 VEPRINT("Full Dump ...\n");
4661 VEPRINT1("Incremental Dump (as of %.24s)...\n",
4665 /* get connections to the servers */
4666 fromconn = UV_Bind(afromserver, AFSCONF_VOLUMEPORT);
4668 VEPRINT1("Starting transaction on volume %u...", afromvol);
4669 code = AFSVolTransCreate_retry(fromconn, afromvol, afrompart, ITBusy, &fromtid);
4670 EGOTO1(error_exit, code,
4671 "Could not start transaction on the volume %u to be dumped\n",
4675 /* Get a clone id */
4676 VEPRINT1("Allocating new volume id for clone of volume %u ...", afromvol);
4678 code = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &tmpVol);
4680 EGOTO1(error_exit, code,
4681 "Could not get an ID for the clone of volume %u from the VLDB\n",
4685 /* Do the clone. Default flags on clone are set to delete on salvage and out of service */
4686 VEPRINT2("Cloning source volume %u to clone volume %u...", afromvol,
4688 strcpy(vname, "dump-clone-temp");
4691 AFSVolClone(fromconn, fromtid, 0, readonlyVolume, vname, &tmpVol);
4693 EGOTO1(error_exit, code, "Failed to clone the source volume %u\n",
4697 VEPRINT1("Ending the transaction on the volume %u ...", afromvol);
4699 code = AFSVolEndTrans(fromconn, fromtid, &rcode);
4703 EGOTO1(error_exit, code,
4704 "Failed to end the transaction on the volume %u\n", afromvol);
4708 VEPRINT1("Starting transaction on the cloned volume %u ...", clonevol);
4711 AFSVolTransCreate_retry(fromconn, clonevol, afrompart, ITOffline,
4714 EGOTO1(error_exit, code,
4715 "Failed to start a transaction on the cloned volume%u\n",
4719 VEPRINT1("Setting flags on cloned volume %u ...", clonevol);
4720 code = AFSVolSetFlags(fromconn, clonetid, VTDeleteOnSalvage | VTOutOfService); /*redundant */
4721 EGOTO1(error_exit, code, "Could not set falgs on the cloned volume %u\n",
4726 fromcall = rx_NewCall(fromconn);
4728 VEPRINT1("Starting volume dump from cloned volume %u...", clonevol);
4729 if (flags & VOLDUMPV2_OMITDIRS)
4730 code = StartAFSVolDumpV2(fromcall, clonetid, fromdate, flags);
4732 code = StartAFSVolDump(fromcall, clonetid, fromdate);
4733 EGOTO(error_exit, code, "Could not start the dump process \n");
4736 VEPRINT1("Dumping volume %u...", afromvol);
4737 code = DumpFunction(fromcall, rock);
4738 EGOTO(error_exit, code, "Error while dumping volume \n");
4742 /* now delete the clone */
4743 VEPRINT1("Deleting the cloned volume %u ...", clonevol);
4744 code = AFSVolDeleteVolume(fromconn, clonetid);
4746 fprintf(STDERR, "Failed to delete the cloned volume %lu\n",
4747 (unsigned long)clonevol);
4753 code = rx_EndCall(fromcall, rxError);
4755 fprintf(STDERR, "Error in rx_EndCall\n");
4761 VEPRINT1("Ending transaction on cloned volume %u...", clonevol);
4762 code = AFSVolEndTrans(fromconn, clonetid, &rcode);
4763 if (code || rcode) {
4765 "Could not end transaction on the cloned volume %lu\n",
4766 (unsigned long)clonevol);
4768 error = (code ? code : rcode);
4773 rx_DestroyConnection(fromconn);
4775 PrintError("", error);
4782 * Restore a volume <tovolid> <tovolname> on <toserver> <topart> from
4783 * the dump file <afilename>. WriteData does all the real work
4784 * after extracting params from the rock
4787 UV_RestoreVolume2(afs_uint32 toserver, afs_int32 topart, afs_uint32 tovolid,
4788 afs_uint32 toparentid, char tovolname[], int flags,
4789 afs_int32(*WriteData) (struct rx_call *, void *),
4792 struct rx_connection *toconn, *tempconn;
4793 struct rx_call *tocall;
4794 afs_int32 totid, code, rcode, vcode, terror = 0;
4795 afs_int32 rxError = 0;
4796 struct volser_status tstatus;
4797 struct volintInfo vinfo;
4799 char tovolreal[VOLSER_OLDMAXVOLNAME];
4801 afs_int32 temptid, pparentid;
4802 struct nvldbentry entry, storeEntry;
4805 struct restoreCookie cookie;
4807 afs_int32 volflag, voltype, volsertype;
4808 afs_int32 oldCreateDate, oldUpdateDate, newCreateDate, newUpdateDate;
4809 int index, same, errcode;
4813 memset(&cookie, 0, sizeof(cookie));
4817 tocall = (struct rx_call *)0;
4818 tempconn = (struct rx_connection *)0;
4822 if (flags & RV_RDONLY) {
4824 volsertype = volser_RO;
4827 volsertype = volser_RW;
4831 pparentid = toparentid;
4832 toconn = UV_Bind(toserver, AFSCONF_VOLUMEPORT);
4833 if (pvolid == 0) { /*alot a new id if needed */
4834 vcode = VLDB_GetEntryByName(tovolname, &entry);
4835 if (vcode == VL_NOENT) {
4836 vcode = ubik_VL_GetNewVolumeId(cstruct, 0, 1, &pvolid);
4838 fprintf(STDERR, "Could not get an Id for the volume %s\n",
4844 } else if (flags & RV_RDONLY) {
4845 if (entry.flags & RW_EXISTS) {
4847 "Entry for ReadWrite volume %s already exists!\n",
4849 error = VOLSERBADOP;
4852 if (!entry.volumeId[ROVOL]) {
4854 "Existing entry for volume %s has no ReadOnly ID\n",
4856 error = VOLSERBADOP;
4859 pvolid = entry.volumeId[ROVOL];
4860 pparentid = entry.volumeId[RWVOL];
4862 pvolid = entry.volumeId[RWVOL];
4863 pparentid = entry.volumeId[RWVOL];
4866 if (!pparentid) pparentid = pvolid;
4867 /* at this point we have a volume id to use/reuse for the volume to be restored */
4868 strncpy(tovolreal, tovolname, VOLSER_OLDMAXVOLNAME);
4870 if (strlen(tovolname) > (VOLSER_OLDMAXVOLNAME - 1)) {
4871 EGOTO1(refail, VOLSERBADOP,
4872 "The volume name %s exceeds the maximum limit of (VOLSER_OLDMAXVOLNAME -1 ) bytes\n",
4875 if ((pparentid != pvolid) && (flags & RV_RDONLY)) {
4876 if (strlen(tovolname) > (VOLSER_OLDMAXVOLNAME - 10)) {
4877 EGOTO1(refail, VOLSERBADOP,
4878 "The volume name %s exceeds the maximum limit of (VOLSER_OLDMAXVOLNAME -1 ) bytes\n", tovolname);
4880 snprintf(tovolreal, VOLSER_OLDMAXVOLNAME, "%s.readonly", tovolname);
4883 MapPartIdIntoName(topart, partName);
4884 fprintf(STDOUT, "Restoring volume %s Id %lu on server %s partition %s ..",
4885 tovolreal, (unsigned long)pvolid,
4886 noresolve ? afs_inet_ntoa_r(toserver, hoststr) :
4887 hostutil_GetNameByINet(toserver), partName);
4890 AFSVolCreateVolume(toconn, topart, tovolreal, volsertype, pparentid, &pvolid,
4893 if (flags & RV_FULLRST) { /* full restore: delete then create anew */
4894 code = DoVolDelete(toconn, pvolid, topart, "the previous", 0,
4896 if (code && code != VNOVOL) {
4902 AFSVolCreateVolume(toconn, topart, tovolreal, volsertype, pparentid,
4904 EGOTO1(refail, code, "Could not create new volume %u\n", pvolid);
4907 AFSVolTransCreate_retry(toconn, pvolid, topart, ITOffline, &totid);
4908 EGOTO1(refail, code, "Failed to start transaction on %u\n",
4911 code = AFSVolGetStatus(toconn, totid, &tstatus);
4912 EGOTO1(refail, code, "Could not get timestamp from volume %u\n",
4916 oldCreateDate = tstatus.creationDate;
4917 oldUpdateDate = tstatus.updateDate;
4923 cookie.parent = pparentid;
4924 cookie.type = voltype;
4926 strncpy(cookie.name, tovolreal, VOLSER_OLDMAXVOLNAME);
4928 tocall = rx_NewCall(toconn);
4929 terror = StartAFSVolRestore(tocall, totid, 1, &cookie);
4931 fprintf(STDERR, "Volume restore Failed \n");
4935 code = WriteData(tocall, rock);
4937 fprintf(STDERR, "Could not transmit data\n");
4941 terror = rx_EndCall(tocall, rxError);
4942 tocall = (struct rx_call *)0;
4944 fprintf(STDERR, "rx_EndCall Failed \n");
4948 code = AFSVolGetStatus(toconn, totid, &tstatus);
4951 "Could not get status information about the volume %lu\n",
4952 (unsigned long)pvolid);
4956 code = AFSVolSetIdsTypes(toconn, totid, tovolreal, voltype, pparentid, 0, 0);
4958 fprintf(STDERR, "Could not set the right type and ID on %lu\n",
4959 (unsigned long)pvolid);
4964 if (flags & RV_CRDUMP)
4965 newCreateDate = tstatus.creationDate;
4966 else if (flags & RV_CRKEEP && oldCreateDate != 0)
4967 newCreateDate = oldCreateDate;
4969 newCreateDate = time(0);
4970 if (flags & RV_LUDUMP)
4971 newUpdateDate = tstatus.updateDate;
4972 else if (flags & RV_LUKEEP)
4973 newUpdateDate = oldUpdateDate;
4975 newUpdateDate = time(0);
4976 code = AFSVolSetDate(toconn,totid, newCreateDate);
4978 fprintf(STDERR, "Could not set the 'creation' date on %u\n", pvolid);
4983 init_volintInfo(&vinfo);
4984 vinfo.creationDate = newCreateDate;
4985 vinfo.updateDate = newUpdateDate;
4986 code = AFSVolSetInfo(toconn, totid, &vinfo);
4988 fprintf(STDERR, "Could not set the 'last updated' date on %u\n",
4994 volflag = ((flags & RV_OFFLINE) ? VTOutOfService : 0); /* off or on-line */
4995 code = AFSVolSetFlags(toconn, totid, volflag);
4997 fprintf(STDERR, "Could not mark %lu online\n", (unsigned long)pvolid);
5002 /* It isn't handled right in refail */
5003 code = AFSVolEndTrans(toconn, totid, &rcode);
5008 fprintf(STDERR, "Could not end transaction on %lu\n",
5009 (unsigned long)pvolid);
5014 fprintf(STDOUT, " done\n");
5016 if (!reuseID || (flags & RV_FULLRST)) {
5017 /* Volume was restored on the file server, update the
5018 * VLDB to reflect the change.
5020 vcode = VLDB_GetEntryByID(pvolid, voltype, &entry);
5021 if (vcode && vcode != VL_NOENT && vcode != VL_ENTDELETED) {
5023 "Could not fetch the entry for volume number %lu from VLDB \n",
5024 (unsigned long)pvolid);
5029 MapHostToNetwork(&entry);
5030 if (vcode == VL_NOENT) { /* it doesnot exist already */
5031 /*make the vldb return this indication specifically */
5032 VPRINT("------- Creating a new VLDB entry ------- \n");
5033 strcpy(entry.name, tovolname);
5035 entry.serverNumber[0] = toserver; /*should be indirect */
5036 entry.serverPartition[0] = topart;
5037 entry.serverFlags[0] = (flags & RV_RDONLY) ? ITSROVOL : ITSRWVOL;
5038 entry.flags = (flags & RV_RDONLY) ? RO_EXISTS : RW_EXISTS;
5039 if (flags & RV_RDONLY)
5040 entry.volumeId[ROVOL] = pvolid;
5041 else if (tstatus.cloneID != 0) {
5042 entry.volumeId[ROVOL] = tstatus.cloneID; /*this should come from status info on the volume if non zero */
5044 entry.volumeId[ROVOL] = INVALID_BID;
5045 entry.volumeId[RWVOL] = pparentid;
5047 if (tstatus.backupID != 0) {
5048 entry.volumeId[BACKVOL] = tstatus.backupID;
5049 /*this should come from status info on the volume if non zero */
5051 entry.volumeId[BACKVOL] = INVALID_BID;
5052 MapNetworkToHost(&entry, &storeEntry);
5053 vcode = VLDB_CreateEntry(&storeEntry);
5056 "Could not create the VLDB entry for volume number %lu \n",
5057 (unsigned long)pvolid);
5063 EnumerateEntry(&entry);
5064 } else { /*update the existing entry */
5066 fprintf(STDOUT, "Updating the existing VLDB entry\n");
5067 fprintf(STDOUT, "------- Old entry -------\n");
5068 EnumerateEntry(&entry);
5069 fprintf(STDOUT, "------- New entry -------\n");
5072 ubik_VL_SetLock(cstruct, 0, pvolid, voltype,
5076 "Could not lock the entry for volume number %lu \n",
5077 (unsigned long)pvolid);
5082 strcpy(entry.name, tovolname);
5084 /* Update the vlentry with the new information */
5085 if (flags & RV_RDONLY)
5086 index = Lp_ROMatch(toserver, topart, &entry) - 1;
5088 index = Lp_GetRwIndex(&entry);
5090 /* Add the new site for the volume being restored */
5091 entry.serverNumber[entry.nServers] = toserver;
5092 entry.serverPartition[entry.nServers] = topart;
5093 entry.serverFlags[entry.nServers] =
5094 (flags & RV_RDONLY) ? ITSROVOL : ITSRWVOL;
5097 /* This volume should be deleted on the old site
5098 * if its different from new site.
5101 VLDB_IsSameAddrs(toserver, entry.serverNumber[index],
5105 "Failed to get info about server's %d address(es) from vlserver (err=%d)\n",
5107 if ((!errcode && !same)
5108 || (entry.serverPartition[index] != topart)) {
5109 if (flags & RV_NODEL) {
5111 ("Not deleting the previous volume %u on server %s, ...",
5113 noresolve ? afs_inet_ntoa_r(entry.serverNumber[index], hoststr) :
5114 hostutil_GetNameByINet(entry.serverNumber[index]));
5117 UV_Bind(entry.serverNumber[index],
5118 AFSCONF_VOLUMEPORT);
5120 MapPartIdIntoName(entry.serverPartition[index],
5123 ("Deleting the previous volume %u on server %s, partition %s ...",
5125 noresolve ? afs_inet_ntoa_r(entry.serverNumber[index], hoststr) :
5126 hostutil_GetNameByINet(entry.serverNumber[index]),
5128 code = DoVolDelete(tempconn, pvolid,
5129 entry.serverPartition[index],
5130 "the", 0, NULL, NULL);
5131 if (code && code != VNOVOL) {
5135 MapPartIdIntoName(entry.serverPartition[index],
5139 entry.serverNumber[index] = toserver;
5140 entry.serverPartition[index] = topart;
5143 entry.flags |= (flags & RV_RDONLY) ? RO_EXISTS : RW_EXISTS;
5144 MapNetworkToHost(&entry, &storeEntry);
5146 VLDB_ReplaceEntry(pvolid, voltype, &storeEntry,
5147 LOCKREL_OPCODE | LOCKREL_AFSID |
5151 "Could not update the entry for volume number %lu \n",
5152 (unsigned long)pvolid);
5158 EnumerateEntry(&entry);
5165 code = rx_EndCall(tocall, rxError);
5171 ubik_VL_ReleaseLock(cstruct, 0, pvolid, voltype,
5172 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5175 "Could not release lock on the VLDB entry for the volume %lu\n",
5176 (unsigned long)pvolid);
5182 code = AFSVolEndTrans(toconn, totid, &rcode);
5186 fprintf(STDERR, "Could not end transaction on the volume %lu \n",
5187 (unsigned long)pvolid);
5193 code = AFSVolEndTrans(toconn, temptid, &rcode);
5197 fprintf(STDERR, "Could not end transaction on the volume %lu \n",
5198 (unsigned long)pvolid);
5204 rx_DestroyConnection(tempconn);
5206 rx_DestroyConnection(toconn);
5207 PrintError("", error);
5212 UV_RestoreVolume(afs_uint32 toserver, afs_int32 topart, afs_uint32 tovolid,
5213 char tovolname[], int flags,
5214 afs_int32(*WriteData) (struct rx_call *, void *),
5217 return UV_RestoreVolume2(toserver, topart, tovolid, 0, tovolname, flags,
5222 /*unlocks the vldb entry associated with <volid> */
5224 UV_LockRelease(afs_uint32 volid)
5228 VPRINT("Binding to the VLDB server\n");
5230 ubik_VL_ReleaseLock(cstruct, 0, volid, -1,
5231 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5234 "Could not unlock the entry for volume number %lu in VLDB \n",
5235 (unsigned long)volid);
5236 PrintError("", vcode);
5239 VPRINT("VLDB updated\n");
5244 /* old interface to add rosites */
5246 UV_AddSite(afs_uint32 server, afs_int32 part, afs_uint32 volid,
5249 return UV_AddSite2(server, part, volid, 0, valid);
5252 /*adds <server> and <part> as a readonly replication site for <volid>
5255 UV_AddSite2(afs_uint32 server, afs_int32 part, afs_uint32 volid,
5256 afs_uint32 rovolid, afs_int32 valid)
5258 int j, nro = 0, islocked = 0;
5259 struct nvldbentry entry, storeEntry, entry2;
5260 afs_int32 vcode, error = 0;
5263 error = ubik_VL_SetLock(cstruct, 0, volid, RWVOL, VLOP_ADDSITE);
5266 " Could not lock the VLDB entry for the volume %lu \n",
5267 (unsigned long)volid);
5272 error = VLDB_GetEntryByID(volid, RWVOL, &entry);
5275 "Could not fetch the VLDB entry for volume number %lu \n",
5276 (unsigned long)volid);
5280 if (!ISNAMEVALID(entry.name)) {
5282 "Volume name %s is too long, rename before adding site\n",
5284 error = VOLSERBADOP;
5287 MapHostToNetwork(&entry);
5289 /* See if it's too many entries */
5290 if (entry.nServers >= NMAXNSERVERS) {
5291 fprintf(STDERR, "Total number of entries will exceed %u\n",
5293 error = VOLSERBADOP;
5297 /* See if it's on the same server */
5298 for (j = 0; j < entry.nServers; j++) {
5299 if (entry.serverFlags[j] & ITSROVOL) {
5301 if (VLDB_IsSameAddrs(server, entry.serverNumber[j], &error)) {
5304 "Failed to get info about server's %d address(es) from vlserver (err=%d); aborting call!\n",
5307 MapPartIdIntoName(entry.serverPartition[j], apartName);
5309 "RO already exists on partition %s. Multiple ROs on a single server aren't allowed\n",
5311 error = VOLSERBADOP;
5318 /* See if it's too many RO sites - leave one for the RW */
5319 if (nro >= NMAXNSERVERS - 1) {
5320 fprintf(STDERR, "Total number of sites will exceed %u\n",
5322 error = VOLSERBADOP;
5326 /* if rovolid == 0, we leave the RO volume id alone. If the volume doesn't
5327 * have an RO volid at this point (i.e. entry.volumeId[ROVOL] ==
5328 * INVALID_BID) and we leave it alone, it gets an RO volid at release-time.
5331 if (entry.volumeId[ROVOL] == INVALID_BID) {
5332 vcode = VLDB_GetEntryByID(rovolid, -1, &entry2);
5334 fprintf(STDERR, "Volume ID %d already exists\n", rovolid);
5337 VPRINT1("Using RO volume id %d.\n", rovolid);
5338 entry.volumeId[ROVOL] = rovolid;
5340 fprintf(STDERR, "Ignoring given RO id %d, since volume already has RO id %d\n",
5341 rovolid, entry.volumeId[ROVOL]);
5345 VPRINT("Adding a new site ...");
5346 entry.serverNumber[entry.nServers] = server;
5347 entry.serverPartition[entry.nServers] = part;
5349 entry.serverFlags[entry.nServers] = (ITSROVOL | RO_DONTUSE);
5351 entry.serverFlags[entry.nServers] = (ITSROVOL);
5355 MapNetworkToHost(&entry, &storeEntry);
5357 VLDB_ReplaceEntry(volid, RWVOL, &storeEntry,
5358 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5360 fprintf(STDERR, "Could not update entry for volume %lu \n",
5361 (unsigned long)volid);
5370 ubik_VL_ReleaseLock(cstruct, 0, volid, RWVOL,
5371 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5374 "Could not release lock on volume entry for %lu \n",
5375 (unsigned long)volid);
5376 PrintError("", vcode);
5380 PrintError("", error);
5384 /*removes <server> <part> as read only site for <volid> from the vldb */
5386 UV_RemoveSite(afs_uint32 server, afs_int32 part, afs_uint32 volid)
5389 struct nvldbentry entry, storeEntry;
5391 vcode = ubik_VL_SetLock(cstruct, 0, volid, RWVOL, VLOP_ADDSITE);
5393 fprintf(STDERR, " Could not lock the VLDB entry for volume %lu \n",
5394 (unsigned long)volid);
5395 PrintError("", vcode);
5398 vcode = VLDB_GetEntryByID(volid, RWVOL, &entry);
5401 "Could not fetch the entry for volume number %lu from VLDB \n",
5402 (unsigned long)volid);
5403 PrintError("", vcode);
5406 MapHostToNetwork(&entry);
5407 if (!Lp_ROMatch(server, part, &entry)) {
5408 /*this site doesnot exist */
5409 fprintf(STDERR, "This site is not a replication site \n");
5411 ubik_VL_ReleaseLock(cstruct, 0, volid, RWVOL,
5412 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5414 fprintf(STDERR, "Could not update entry for volume %lu \n",
5415 (unsigned long)volid);
5416 PrintError("", vcode);
5417 ubik_VL_ReleaseLock(cstruct, 0, volid, RWVOL,
5418 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5422 } else { /*remove the rep site */
5423 Lp_SetROValue(&entry, server, part, 0, 0);
5425 if ((entry.nServers == 1) && (entry.flags & RW_EXISTS))
5426 entry.flags &= ~RO_EXISTS;
5427 if (entry.nServers < 1) { /*this is the last ref */
5428 VPRINT1("Deleting the VLDB entry for %u ...", volid);
5430 vcode = ubik_VL_DeleteEntry(cstruct, 0, volid, ROVOL);
5433 "Could not delete VLDB entry for volume %lu \n",
5434 (unsigned long)volid);
5435 PrintError("", vcode);
5440 MapNetworkToHost(&entry, &storeEntry);
5441 fprintf(STDOUT, "Deleting the replication site for volume %lu ...",
5442 (unsigned long)volid);
5445 VLDB_ReplaceEntry(volid, RWVOL, &storeEntry,
5446 LOCKREL_OPCODE | LOCKREL_AFSID |
5450 "Could not release lock on volume entry for %lu \n",
5451 (unsigned long)volid);
5452 PrintError("", vcode);
5453 ubik_VL_ReleaseLock(cstruct, 0, volid, RWVOL,
5454 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5462 /*sets <server> <part> as read/write site for <volid> in the vldb */
5464 UV_ChangeLocation(afs_uint32 server, afs_int32 part, afs_uint32 volid)
5467 struct nvldbentry entry, storeEntry;
5470 vcode = ubik_VL_SetLock(cstruct, 0, volid, RWVOL, VLOP_ADDSITE);
5472 fprintf(STDERR, " Could not lock the VLDB entry for volume %lu \n",
5473 (unsigned long)volid);
5474 PrintError("", vcode);
5477 vcode = VLDB_GetEntryByID(volid, RWVOL, &entry);
5480 "Could not fetch the entry for volume number %lu from VLDB \n",
5481 (unsigned long)volid);
5482 PrintError("", vcode);
5485 MapHostToNetwork(&entry);
5486 index = Lp_GetRwIndex(&entry);
5488 /* no RW site exists */
5489 fprintf(STDERR, "No existing RW site for volume %lu",
5490 (unsigned long)volid);
5492 ubik_VL_ReleaseLock(cstruct, 0, volid, RWVOL,
5493 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5496 "Could not release lock on entry for volume %lu \n",
5497 (unsigned long)volid);
5498 PrintError("", vcode);
5502 } else { /* change the RW site */
5503 entry.serverNumber[index] = server;
5504 entry.serverPartition[index] = part;
5505 MapNetworkToHost(&entry, &storeEntry);
5507 VLDB_ReplaceEntry(volid, RWVOL, &storeEntry,
5508 LOCKREL_OPCODE | LOCKREL_AFSID |
5511 fprintf(STDERR, "Could not update entry for volume %lu \n",
5512 (unsigned long)volid);
5513 PrintError("", vcode);
5514 ubik_VL_ReleaseLock(cstruct, 0, volid, RWVOL,
5515 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
5523 /*list all the partitions on <aserver> */
5525 UV_ListPartitions(afs_uint32 aserver, struct partList *ptrPartList,
5528 struct rx_connection *aconn;
5529 struct pIDs partIds;
5530 struct partEntries partEnts;
5534 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
5536 partEnts.partEntries_len = 0;
5537 partEnts.partEntries_val = NULL;
5538 code = AFSVolXListPartitions(aconn, &partEnts); /* this is available only on new servers */
5539 if (code == RXGEN_OPCODE) {
5540 for (i = 0; i < 26; i++) /* try old interface */
5541 partIds.partIds[i] = -1;
5542 code = AFSVolListPartitions(aconn, &partIds);
5544 for (i = 0; i < 26; i++) {
5545 if ((partIds.partIds[i]) != -1) {
5546 ptrPartList->partId[j] = partIds.partIds[i];
5547 ptrPartList->partFlags[j] = PARTVALID;
5550 ptrPartList->partFlags[i] = 0;
5555 *cntp = partEnts.partEntries_len;
5556 if (*cntp > VOLMAXPARTS) {
5558 "Warning: number of partitions on the server too high %d (process only %d)\n",
5559 *cntp, VOLMAXPARTS);
5560 *cntp = VOLMAXPARTS;
5562 for (i = 0; i < *cntp; i++) {
5563 ptrPartList->partId[i] = partEnts.partEntries_val[i];
5564 ptrPartList->partFlags[i] = PARTVALID;
5566 free(partEnts.partEntries_val);
5572 "Could not fetch the list of partitions from the server\n");
5573 PrintError("", code);
5575 rx_DestroyConnection(aconn);
5580 /*zap the list of volumes specified by volPtrArray (the volCloneId field).
5581 This is used by the backup system */
5583 UV_ZapVolumeClones(afs_uint32 aserver, afs_int32 apart,
5584 struct volDescription *volPtr, afs_int32 arraySize)
5586 struct rx_connection *aconn;
5587 struct volDescription *curPtr;
5590 afs_int32 success = 1;
5592 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
5594 for (curPtr = volPtr; curPos < arraySize; curPtr++) {
5595 if (curPtr->volFlags & CLONEVALID) {
5596 curPtr->volFlags &= ~CLONEZAPPED;
5599 code = DoVolDelete(aconn, curPtr->volCloneId, apart,
5600 "clone", 0, NULL, NULL);
5605 curPtr->volFlags |= CLONEZAPPED;
5607 fprintf(STDERR, "Could not zap volume %lu\n",
5608 (unsigned long)curPtr->volCloneId);
5610 VPRINT2("Clone of %s %u deleted\n", curPtr->volName,
5611 curPtr->volCloneId);
5616 rx_DestroyConnection(aconn);
5620 /*return a list of clones of the volumes specified by volPtrArray. Used by the
5623 UV_GenerateVolumeClones(afs_uint32 aserver, afs_int32 apart,
5624 struct volDescription *volPtr, afs_int32 arraySize)
5626 struct rx_connection *aconn;
5627 struct volDescription *curPtr;
5630 afs_int32 rcode = 0;
5632 int reuseCloneId = 0;
5633 afs_uint32 curCloneId = 0;
5634 char cloneName[256]; /*max vol name */
5636 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
5638 if ((volPtr->volFlags & REUSECLONEID) && (volPtr->volFlags & ENTRYVALID))
5640 else { /*get a bunch of id's from vldb */
5642 ubik_VL_GetNewVolumeId(cstruct, 0, arraySize, &curCloneId);
5644 fprintf(STDERR, "Could not get ID's for the clone from VLDB\n");
5645 PrintError("", code);
5650 for (curPtr = volPtr; curPos < arraySize; curPtr++) {
5651 if (curPtr->volFlags & ENTRYVALID) {
5653 curPtr->volFlags |= CLONEVALID;
5654 /*make a clone of curParentId and record as curPtr->volCloneId */
5656 AFSVolTransCreate_retry(aconn, curPtr->volId, apart, ITOffline,
5659 VPRINT2("Clone for volume %s %u failed \n", curPtr->volName,
5662 curPtr->volFlags &= ~CLONEVALID; /*cant clone */
5666 if (strlen(curPtr->volName) < (VOLSER_OLDMAXVOLNAME - 9)) {
5667 strcpy(cloneName, curPtr->volName);
5668 strcat(cloneName, "-tmpClone-");
5670 strcpy(cloneName, "-tmpClone");
5672 curPtr->volCloneId = curCloneId;
5677 AFSVolClone(aconn, tid, 0, readonlyVolume, cloneName,
5678 &(curPtr->volCloneId));
5680 curPtr->volFlags &= ~CLONEVALID;
5682 fprintf(STDERR, "Could not clone %s due to error %lu\n",
5683 curPtr->volName, (unsigned long)code);
5684 code = AFSVolEndTrans(aconn, tid, &rcode);
5686 fprintf(STDERR, "WARNING: could not end transaction\n");
5689 VPRINT2("********** Cloned %s temporary %u\n", cloneName,
5690 curPtr->volCloneId);
5691 code = AFSVolEndTrans(aconn, tid, &rcode);
5692 if (code || rcode) {
5693 curPtr->volFlags &= ~CLONEVALID;
5702 rx_DestroyConnection(aconn);
5707 /*list all the volumes on <aserver> and <apart>. If all = 1, then all the
5708 * relevant fields of the volume are also returned. This is a heavy weight operation.*/
5710 UV_ListVolumes(afs_uint32 aserver, afs_int32 apart, int all,
5711 struct volintInfo **resultPtr, afs_int32 * size)
5713 struct rx_connection *aconn;
5715 volEntries volumeInfo;
5719 *resultPtr = (volintInfo *) 0;
5720 volumeInfo.volEntries_val = (volintInfo *) 0; /*this hints the stub to allocate space */
5721 volumeInfo.volEntries_len = 0;
5723 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
5724 code = AFSVolListVolumes(aconn, apart, all, &volumeInfo);
5727 "Could not fetch the list of volumes from the server\n");
5729 *resultPtr = volumeInfo.volEntries_val;
5730 *size = volumeInfo.volEntries_len;
5734 rx_DestroyConnection(aconn);
5735 PrintError("", code);
5739 /*------------------------------------------------------------------------
5740 * EXPORTED UV_XListVolumes
5743 * List the extended information for all the volumes on a particular
5744 * File Server and partition. We may either return the volume's ID
5745 * or all of its extended information.
5748 * a_serverID : Address of the File Server for which we want
5749 * extended volume info.
5750 * a_partID : Partition for which we want the extended
5752 * a_all : If non-zero, fetch ALL the volume info,
5753 * otherwise just the volume ID.
5754 * a_resultPP : Ptr to the address of the area containing
5755 * the returned volume info.
5756 * a_numEntsInResultP : Ptr for the value we set for the number of
5761 * Otherise, the return value of AFSVolXListVolumes.
5764 * This routine is closely related to UV_ListVolumes, which returns
5765 * only the standard level of detail on AFS volumes. It is a
5766 * heavyweight operation, zipping through all the volume entries for
5767 * a given server/partition.
5771 *------------------------------------------------------------------------*/
5774 UV_XListVolumes(afs_uint32 a_serverID, afs_int32 a_partID, int a_all,
5775 struct volintXInfo **a_resultPP,
5776 afs_int32 * a_numEntsInResultP)
5778 struct rx_connection *rxConnP; /*Ptr to the Rx connection involved */
5779 afs_int32 code; /*Error code to return */
5780 volXEntries volumeXInfo; /*Area for returned extended vol info */
5783 * Set up our error code and the area for returned extended volume info.
5784 * We set the val field to a null pointer as a hint for the stub to
5787 *a_numEntsInResultP = 0;
5788 *a_resultPP = (volintXInfo *) 0;
5789 volumeXInfo.volXEntries_val = (volintXInfo *) 0;
5790 volumeXInfo.volXEntries_len = 0;
5793 * Bind to the Volume Server port on the File Server machine in question,
5796 rxConnP = UV_Bind(a_serverID, AFSCONF_VOLUMEPORT);
5797 code = AFSVolXListVolumes(rxConnP, a_partID, a_all, &volumeXInfo);
5799 fprintf(STDERR, "[UV_XListVolumes] Couldn't fetch volume list\n");
5802 * We got the info; pull out the pointer to where the results lie
5803 * and how many entries are there.
5805 *a_resultPP = volumeXInfo.volXEntries_val;
5806 *a_numEntsInResultP = volumeXInfo.volXEntries_len;
5810 * If we got an Rx connection, throw it away.
5813 rx_DestroyConnection(rxConnP);
5815 PrintError("", code);
5817 } /*UV_XListVolumes */
5819 /* get all the information about volume <volid> on <aserver> and <apart> */
5821 UV_ListOneVolume(afs_uint32 aserver, afs_int32 apart, afs_uint32 volid,
5822 struct volintInfo **resultPtr)
5824 struct rx_connection *aconn;
5826 volEntries volumeInfo;
5828 *resultPtr = (volintInfo *) 0;
5829 volumeInfo.volEntries_val = (volintInfo *) 0; /*this hints the stub to allocate space */
5830 volumeInfo.volEntries_len = 0;
5832 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
5833 code = AFSVolListOneVolume(aconn, apart, volid, &volumeInfo);
5836 "Could not fetch the information about volume %lu from the server\n",
5837 (unsigned long)volid);
5839 *resultPtr = volumeInfo.volEntries_val;
5844 rx_DestroyConnection(aconn);
5845 PrintError("", code);
5849 /*------------------------------------------------------------------------
5850 * EXPORTED UV_XListOneVolume
5853 * List the extended information for a volume on a particular File
5854 * Server and partition.
5857 * a_serverID : Address of the File Server for which we want
5858 * extended volume info.
5859 * a_partID : Partition for which we want the extended
5861 * a_volID : Volume ID for which we want the info.
5862 * a_resultPP : Ptr to the address of the area containing
5863 * the returned volume info.
5867 * Otherise, the return value of AFSVolXListOneVolume.
5870 * This routine is closely related to UV_ListOneVolume, which returns
5871 * only the standard level of detail on the chosen AFS volume.
5875 *------------------------------------------------------------------------*/
5878 UV_XListOneVolume(afs_uint32 a_serverID, afs_int32 a_partID, afs_uint32 a_volID,
5879 struct volintXInfo **a_resultPP)
5881 struct rx_connection *rxConnP; /*Rx connection to Volume Server */
5882 afs_int32 code; /*Error code */
5883 volXEntries volumeXInfo; /*Area for returned info */
5886 * Set up our error code, and the area we're in which we are returning
5887 * the info. Setting the val field to a null pointer tells the stub
5888 * to allocate space for us.
5890 *a_resultPP = (volintXInfo *) 0;
5891 volumeXInfo.volXEntries_val = (volintXInfo *) 0;
5892 volumeXInfo.volXEntries_len = 0;
5895 * Bind to the Volume Server port on the File Server machine in question,
5898 rxConnP = UV_Bind(a_serverID, AFSCONF_VOLUMEPORT);
5899 code = AFSVolXListOneVolume(rxConnP, a_partID, a_volID, &volumeXInfo);
5902 "[UV_XListOneVolume] Couldn't fetch the volume information\n");
5905 * We got the info; pull out the pointer to where the results lie.
5907 *a_resultPP = volumeXInfo.volXEntries_val;
5910 * If we got an Rx connection, throw it away.
5913 rx_DestroyConnection(rxConnP);
5915 PrintError("", code);
5920 * Given a volume we read from a partition, check if it is
5921 * represented in the VLDB correctly.
5923 * The VLDB is looked up by the RW volume id (not its name).
5924 * The RW contains the true name of the volume (BK and RO set
5925 * the name in the VLDB only on creation of the VLDB entry).
5926 * We want rules strict enough that when we check all volumes
5927 * on one partition, it does not need to be done again. IE:
5928 * two volumes on different partitions won't constantly
5929 * change a VLDB entry away from what the other set.
5930 * For RW and BK volumes, we will always check the VLDB to see
5931 * if the two exist on the server/partition. May seem redundant,
5932 * but this is an easy check of the VLDB. IE: if the VLDB entry
5933 * says the BK exists but no BK volume is there, we will detect
5934 * this when we check the RW volume.
5935 * VLDB entries are locked only when a change needs to be done.
5936 * Output changed to look a lot like the "vos syncserv" otuput.
5939 CheckVolume(volintInfo * volumeinfo, afs_uint32 aserver, afs_int32 apart,
5940 afs_int32 * modentry, afs_uint32 * maxvolid,
5941 struct nvldbentry *aentry)
5945 afs_int32 code, error = 0;
5946 struct nvldbentry entry, storeEntry;
5948 int pass = 0, createentry, addvolume, modified, mod, doit = 1;
5958 ((volumeinfo->type ==
5959 RWVOL) ? volumeinfo->volid : volumeinfo->parentID);
5962 /* Check to see if the VLDB is ok without locking it (pass 1).
5963 * If it will change, then lock the VLDB entry, read it again,
5964 * then make the changes to it (pass 2).
5967 code = ubik_VL_SetLock(cstruct, 0, rwvolid, RWVOL, VLOP_DELETE);
5969 fprintf(STDERR, "Could not lock VLDB entry for %lu\n",
5970 (unsigned long)rwvolid);
5975 createentry = 0; /* Do we need to create a VLDB entry */
5976 addvolume = 0; /* Add this volume to the VLDB entry */
5977 modified = 0; /* The VLDB entry was modified */
5980 memcpy(&entry, aentry, sizeof(entry));
5982 /* Read the entry from VLDB by its RW volume id */
5983 code = VLDB_GetEntryByID(rwvolid, RWVOL, &entry);
5985 if (code != VL_NOENT) {
5987 "Could not retrieve the VLDB entry for volume %lu \n",
5988 (unsigned long)rwvolid);
5992 memset(&entry, 0, sizeof(entry));
5993 vsu_ExtractName(entry.name, volumeinfo->name); /* Store name of RW */
5997 MapHostToNetwork(&entry);
6001 if (verbose && (pass == 1)) {
6002 fprintf(STDOUT, "_______________________________\n");
6003 fprintf(STDOUT, "\n-- status before -- \n");
6005 fprintf(STDOUT, "\n**does not exist**\n");
6007 if ((entry.flags & RW_EXISTS) || (entry.flags & RO_EXISTS)
6008 || (entry.flags & BACK_EXISTS))
6009 EnumerateEntry(&entry);
6011 fprintf(STDOUT, "\n");
6014 if (volumeinfo->type == RWVOL) { /* RW volume exists */
6020 /* Check existence of RW and BK volumes */
6021 code = CheckVldbRWBK(&entry, &mod);
6027 idx = Lp_GetRwIndex(&entry);
6028 if (idx == -1) { /* RW index not found in the VLDB entry */
6029 idx = entry.nServers; /* put it into next index */
6032 } else { /* RW index found in the VLDB entry. */
6033 /* Verify if this volume's location matches where the VLDB says it is */
6034 if (!Lp_Match(aserver, apart, &entry)) {
6035 if (entry.flags & RW_EXISTS) {
6036 /* The RW volume exists elsewhere - report this one a duplicate */
6038 MapPartIdIntoName(apart, pname);
6040 "*** Warning: Orphaned RW volume %lu exists on %s %s\n",
6041 (unsigned long)rwvolid,
6043 afs_inet_ntoa_r(aserver, hoststr) :
6044 hostutil_GetNameByINet(aserver), pname);
6045 MapPartIdIntoName(entry.serverPartition[idx],
6048 " VLDB reports RW volume %lu exists on %s %s\n",
6049 (unsigned long)rwvolid,
6051 afs_inet_ntoa_r(entry.serverNumber[idx], hoststr) :
6052 hostutil_GetNameByINet(entry.
6057 /* The RW volume does not exist - have VLDB point to this one */
6060 /* Check for orphaned BK volume on old partition */
6061 if (entry.flags & BACK_EXISTS) {
6063 MapPartIdIntoName(entry.serverPartition[idx],
6066 "*** Warning: Orphaned BK volume %u exists on %s %s\n",
6067 entry.volumeId[BACKVOL],
6069 afs_inet_ntoa_r(entry.serverNumber[idx], hoststr) :
6070 hostutil_GetNameByINet(entry.
6073 MapPartIdIntoName(apart, pname);
6075 " VLDB reports its RW volume %lu exists on %s %s\n",
6076 (unsigned long)rwvolid,
6078 afs_inet_ntoa_r(aserver, hoststr) :
6079 hostutil_GetNameByINet(aserver),
6085 /* Volume location matches the VLDB location */
6086 if ((volumeinfo->backupID && !entry.volumeId[BACKVOL])
6087 || (volumeinfo->cloneID && !entry.volumeId[ROVOL])
6090 (entry.name, volumeinfo->name,
6091 VOLSER_OLDMAXVOLNAME) != 0)) {
6099 entry.flags |= RW_EXISTS;
6100 entry.volumeId[RWVOL] = rwvolid;
6101 if (!entry.volumeId[BACKVOL])
6102 entry.volumeId[BACKVOL] = volumeinfo->backupID;
6103 if (!entry.volumeId[ROVOL])
6104 entry.volumeId[ROVOL] = volumeinfo->cloneID;
6106 entry.serverFlags[idx] = ITSRWVOL;
6107 entry.serverNumber[idx] = aserver;
6108 entry.serverPartition[idx] = apart;
6109 strncpy(entry.name, volumeinfo->name, VOLSER_OLDMAXVOLNAME);
6113 /* One last check - to update BK if need to */
6114 code = CheckVldbRWBK(&entry, &mod);
6122 else if (volumeinfo->type == BACKVOL) { /* A BK volume */
6128 /* Check existence of RW and BK volumes */
6129 code = CheckVldbRWBK(&entry, &mod);
6135 idx = Lp_GetRwIndex(&entry);
6136 if (idx == -1) { /* RW index not found in the VLDB entry */
6137 idx = entry.nServers; /* Put it into next index */
6140 } else { /* RW index found in the VLDB entry */
6141 /* Verify if this volume's location matches where the VLDB says it is */
6142 if (!Lp_Match(aserver, apart, &entry)) {
6143 /* VLDB says RW and/or BK is elsewhere - report this BK volume orphaned */
6145 MapPartIdIntoName(apart, pname);
6147 "*** Warning: Orphaned BK volume %lu exists on %s %s\n",
6148 (unsigned long)volumeinfo->volid,
6150 afs_inet_ntoa_r(aserver, hoststr) :
6151 hostutil_GetNameByINet(aserver), pname);
6152 MapPartIdIntoName(entry.serverPartition[idx], pname);
6154 " VLDB reports its RW/BK volume %lu exists on %s %s\n",
6155 (unsigned long)rwvolid,
6157 afs_inet_ntoa_r(entry.serverNumber[idx], hoststr) :
6158 hostutil_GetNameByINet(entry.
6163 if (volumeinfo->volid != entry.volumeId[BACKVOL]) {
6164 if (!(entry.flags & BACK_EXISTS)) {
6166 } else if (volumeinfo->volid >
6167 entry.volumeId[BACKVOL]) {
6171 MapPartIdIntoName(entry.serverPartition[idx],
6174 "*** Warning: Orphaned BK volume %u exists on %s %s\n",
6175 entry.volumeId[BACKVOL],
6177 afs_inet_ntoa_r(aserver, hoststr) :
6178 hostutil_GetNameByINet(aserver),
6181 " VLDB reports its BK volume ID is %lu\n",
6182 (unsigned long)volumeinfo->volid);
6186 MapPartIdIntoName(entry.serverPartition[idx],
6189 "*** Warning: Orphaned BK volume %lu exists on %s %s\n",
6190 (unsigned long)volumeinfo->volid,
6192 afs_inet_ntoa_r(aserver, hoststr) :
6193 hostutil_GetNameByINet(aserver),
6196 " VLDB reports its BK volume ID is %u\n",
6197 entry.volumeId[BACKVOL]);
6200 } else if (!entry.volumeId[BACKVOL]) {
6207 entry.flags |= BACK_EXISTS;
6208 entry.volumeId[RWVOL] = rwvolid;
6209 entry.volumeId[BACKVOL] = volumeinfo->volid;
6211 entry.serverNumber[idx] = aserver;
6212 entry.serverPartition[idx] = apart;
6213 entry.serverFlags[idx] = ITSBACKVOL;
6219 else if (volumeinfo->type == ROVOL) { /* A RO volume */
6220 if (volumeinfo->volid == entry.volumeId[ROVOL]) {
6221 /* This is a quick check to see if the RO entry exists in the
6222 * VLDB so we avoid the CheckVldbRO() call (which checks if each
6223 * RO volume listed in the VLDB exists).
6225 idx = Lp_ROMatch(aserver, apart, &entry) - 1;
6227 idx = entry.nServers;
6231 if (!(entry.flags & RO_EXISTS)) {
6236 /* Before we correct the VLDB entry, make sure all the
6237 * ROs listed in the VLDB exist.
6239 code = CheckVldbRO(&entry, &mod);
6245 if (!(entry.flags & RO_EXISTS)) {
6246 /* No RO exists in the VLDB entry - add this one */
6247 idx = entry.nServers;
6250 } else if (volumeinfo->volid > entry.volumeId[ROVOL]) {
6251 /* The volume headers's RO ID does not match that in the VLDB entry,
6252 * and the vol hdr's ID is greater (implies more recent). So delete
6253 * all the RO volumes listed in VLDB entry and add this volume.
6255 for (j = 0; j < entry.nServers; j++) {
6256 if (entry.serverFlags[j] & ITSROVOL) {
6257 /* Verify this volume exists and print message we are orphaning it */
6259 MapPartIdIntoName(apart, pname);
6261 "*** Warning: Orphaned RO volume %u exists on %s %s\n",
6262 entry.volumeId[ROVOL],
6264 afs_inet_ntoa_r(entry.serverNumber[j], hoststr) :
6265 hostutil_GetNameByINet(entry.
6269 " VLDB reports its RO volume ID is %lu\n",
6270 (unsigned long)volumeinfo->volid);
6273 Lp_SetRWValue(&entry, entry.serverNumber[idx],
6274 entry.serverPartition[idx], 0L, 0L);
6281 idx = entry.nServers;
6284 } else if (volumeinfo->volid < entry.volumeId[ROVOL]) {
6285 /* The volume headers's RO ID does not match that in the VLDB entry,
6286 * and the vol hdr's ID is lower (implies its older). So orphan it.
6289 MapPartIdIntoName(apart, pname);
6291 "*** Warning: Orphaned RO volume %lu exists on %s %s\n",
6292 (unsigned long)volumeinfo->volid,
6294 afs_inet_ntoa_r(aserver, hoststr) :
6295 hostutil_GetNameByINet(aserver), pname);
6297 " VLDB reports its RO volume ID is %u\n",
6298 entry.volumeId[ROVOL]);
6301 /* The RO volume ID in the volume header match that in the VLDB entry,
6302 * and there exist RO volumes in the VLDB entry. See if any of them
6303 * are this one. If not, then we add it.
6305 idx = Lp_ROMatch(aserver, apart, &entry) - 1;
6307 idx = entry.nServers;
6315 entry.flags |= RO_EXISTS;
6316 entry.volumeId[RWVOL] = rwvolid;
6317 entry.volumeId[ROVOL] = volumeinfo->volid;
6319 entry.serverNumber[idx] = aserver;
6320 entry.serverPartition[idx] = apart;
6321 entry.serverFlags[idx] = ITSROVOL;
6327 /* Remember largest volume id */
6328 if (entry.volumeId[ROVOL] > *maxvolid)
6329 *maxvolid = entry.volumeId[ROVOL];
6330 if (entry.volumeId[BACKVOL] > *maxvolid)
6331 *maxvolid = entry.volumeId[BACKVOL];
6332 if (entry.volumeId[RWVOL] > *maxvolid)
6333 *maxvolid = entry.volumeId[RWVOL];
6335 if (modified && doit) {
6336 MapNetworkToHost(&entry, &storeEntry);
6339 code = VLDB_CreateEntry(&storeEntry);
6342 "Could not create a VLDB entry for the volume %lu\n",
6343 (unsigned long)rwvolid);
6350 VLDB_ReplaceEntry(rwvolid, RWVOL, &storeEntry,
6351 LOCKREL_OPCODE | LOCKREL_AFSID |
6354 fprintf(STDERR, "Could not update entry for %lu\n",
6355 (unsigned long)rwvolid);
6359 } else if (pass == 2) {
6361 ubik_VL_ReleaseLock(cstruct, 0, rwvolid, RWVOL,
6362 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
6364 PrintError("Could not unlock VLDB entry ", code);
6368 if (modified && modentry) {
6373 memcpy(aentry, &entry, sizeof(entry));
6377 fprintf(STDOUT, "-- status after --\n");
6379 EnumerateEntry(&entry);
6381 fprintf(STDOUT, "\n**no change**\n");
6385 VPRINT("\n_______________________________\n");
6390 sortVolumes(const void *a, const void *b)
6392 volintInfo *v1 = (volintInfo *) a;
6393 volintInfo *v2 = (volintInfo *) b;
6394 afs_uint32 rwvolid1, rwvolid2;
6396 rwvolid1 = ((v1->type == RWVOL) ? v1->volid : v1->parentID);
6397 rwvolid2 = ((v2->type == RWVOL) ? v2->volid : v2->parentID);
6399 if (rwvolid1 > rwvolid2)
6400 return -1; /* lower RW id goes first */
6401 if (rwvolid1 < rwvolid2)
6404 if (v1->type == RWVOL)
6405 return -1; /* RW vols go first */
6406 if (v2->type == RWVOL)
6409 if ((v1->type == BACKVOL) && (v2->type == ROVOL))
6410 return -1; /* BK vols next */
6411 if ((v1->type == ROVOL) && (v2->type == BACKVOL))
6414 if (v1->volid < v2->volid)
6415 return 1; /* larger volids first */
6416 if (v1->volid > v2->volid)
6422 * Synchronise <aserver> <apart>(if flags = 1) <avolid>.
6423 * Synchronize an individual volume against a sever and partition.
6424 * Checks the VLDB entry (similar to syncserv) as well as checks
6425 * if the volume exists on specified servers (similar to syncvldb).
6428 UV_SyncVolume(afs_uint32 aserver, afs_int32 apart, char *avolname, int flags)
6430 struct rx_connection *aconn = 0;
6431 afs_int32 j, k, code, vcode, error = 0;
6433 afs_int32 mod, modified = 0, deleted = 0;
6434 struct nvldbentry vldbentry;
6435 afs_uint32 volumeid = 0;
6436 volEntries volumeInfo;
6437 struct partList PartList;
6439 afs_uint32 maxvolid = 0;
6441 volumeInfo.volEntries_val = (volintInfo *) 0;
6442 volumeInfo.volEntries_len = 0;
6444 /* Turn verbose logging off and do our own verbose logging */
6445 /* tverbose must be set before we call ERROR_EXIT() */
6452 if (!aserver && (flags & 1)) {
6453 /* fprintf(STDERR,"Partition option requires a server option\n"); */
6457 /* Read the VLDB entry */
6458 vcode = VLDB_GetEntryByName(avolname, &vldbentry);
6459 if (vcode && (vcode != VL_NOENT)) {
6460 fprintf(STDERR, "Could not access the VLDB for volume %s\n",
6463 } else if (!vcode) {
6464 MapHostToNetwork(&vldbentry);
6468 fprintf(STDOUT, "Processing VLDB entry %s ...\n", avolname);
6469 fprintf(STDOUT, "_______________________________\n");
6470 fprintf(STDOUT, "\n-- status before -- \n");
6472 fprintf(STDOUT, "\n**does not exist**\n");
6474 if ((vldbentry.flags & RW_EXISTS) || (vldbentry.flags & RO_EXISTS)
6475 || (vldbentry.flags & BACK_EXISTS))
6476 EnumerateEntry(&vldbentry);
6478 fprintf(STDOUT, "\n");
6481 /* Verify that all of the VLDB entries exist on the repective servers
6482 * and partitions (this does not require that avolname be a volume ID).
6483 * Equivalent to a syncserv.
6486 /* Tell CheckVldb not to update if appropriate */
6491 code = CheckVldb(&vldbentry, &mod, &deleted);
6493 fprintf(STDERR, "Could not process VLDB entry for volume %s\n",
6501 /* If aserver is given, we will search for the desired volume on it */
6503 /* Generate array of partitions on the server that we will check */
6505 code = UV_ListPartitions(aserver, &PartList, &pcnt);
6508 "Could not fetch the list of partitions from the server\n");
6512 PartList.partId[0] = apart;
6516 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
6518 /* If a volume ID were given, search for it on each partition */
6519 if ((volumeid = atol(avolname))) {
6520 for (j = 0; j < pcnt; j++) {
6522 AFSVolListOneVolume(aconn, PartList.partId[j], volumeid,
6525 if (code != ENODEV) {
6526 fprintf(STDERR, "Could not query server\n");
6534 /* Found one, sync it with VLDB entry */
6536 CheckVolume(volumeInfo.volEntries_val, aserver,
6537 PartList.partId[j], &mod, &maxvolid, &vldbentry);
6544 if (volumeInfo.volEntries_val)
6545 free(volumeInfo.volEntries_val);
6546 volumeInfo.volEntries_val = (volintInfo *) 0;
6547 volumeInfo.volEntries_len = 0;
6551 /* Check to see if the RW, BK, and RO IDs exist on any
6552 * partitions. We get the volume IDs from the VLDB.
6554 for (j = 0; j < MAXTYPES; j++) { /* for RW, RO, and BK IDs */
6555 if (vldbentry.volumeId[j] == 0)
6558 for (k = 0; k < pcnt; k++) { /* For each partition */
6559 volumeInfo.volEntries_val = (volintInfo *) 0;
6560 volumeInfo.volEntries_len = 0;
6562 AFSVolListOneVolume(aconn, PartList.partId[k],
6563 vldbentry.volumeId[j], &volumeInfo);
6565 if (code != ENODEV) {
6566 fprintf(STDERR, "Could not query server\n");
6574 /* Found one, sync it with VLDB entry */
6576 CheckVolume(volumeInfo.volEntries_val, aserver,
6577 PartList.partId[k], &mod, &maxvolid, &vldbentry);
6584 if (volumeInfo.volEntries_val)
6585 free(volumeInfo.volEntries_val);
6586 volumeInfo.volEntries_val = (volintInfo *) 0;
6587 volumeInfo.volEntries_len = 0;
6593 /* If verbose output, print a summary of what changed */
6595 fprintf(STDOUT, "-- status after --\n");
6597 fprintf(STDOUT, "\n**entry deleted**\n");
6598 } else if (modified) {
6599 EnumerateEntry(&vldbentry);
6601 fprintf(STDOUT, "\n**no change**\n");
6603 fprintf(STDOUT, "\n_______________________________\n");
6607 /* Now check if the maxvolid is larger than that stored in the VLDB */
6609 afs_uint32 maxvldbid = 0;
6610 code = ubik_VL_GetNewVolumeId(cstruct, 0, 0, &maxvldbid);
6613 "Could not get the highest allocated volume id from the VLDB\n");
6616 } else if (maxvolid > maxvldbid) {
6618 id = maxvolid - maxvldbid + 1;
6619 code = ubik_VL_GetNewVolumeId(cstruct, 0, id, &nid);
6622 "Error in increasing highest allocated volume id in VLDB\n");
6632 fprintf(STDOUT, "...error encountered");
6634 fprintf(STDOUT, "...done entry\n");
6637 rx_DestroyConnection(aconn);
6638 if (volumeInfo.volEntries_val)
6639 free(volumeInfo.volEntries_val);
6641 PrintError("", error);
6646 * Synchronise vldb with the file server <aserver> and,
6647 * optionally, <apart>.
6650 UV_SyncVldb(afs_uint32 aserver, afs_int32 apart, int flags, int force)
6652 struct rx_connection *aconn;
6653 afs_int32 code, error = 0;
6656 volEntries volumeInfo;
6657 struct partList PartList;
6661 afs_int32 failures = 0, modifications = 0, tentries = 0;
6663 afs_uint32 maxvolid = 0;
6666 volumeInfo.volEntries_val = (volintInfo *) 0;
6667 volumeInfo.volEntries_len = 0;
6669 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
6671 /* Generate array of partitions to check */
6673 code = UV_ListPartitions(aserver, &PartList, &pcnt);
6676 "Could not fetch the list of partitions from the server\n");
6680 PartList.partId[0] = apart;
6684 VPRINT("Processing volume entries ...\n");
6686 /* Step through the array of partitions */
6687 for (i = 0; i < pcnt; i++) {
6688 apart = PartList.partId[i];
6689 MapPartIdIntoName(apart, pname);
6691 volumeInfo.volEntries_val = (volintInfo *) 0;
6692 volumeInfo.volEntries_len = 0;
6693 code = AFSVolListVolumes(aconn, apart, 1, &volumeInfo);
6696 "Could not fetch the list of volumes from the server\n");
6700 /* May want to sort the entries: RW, BK (high to low), RO (high to low) */
6701 qsort((char *)volumeInfo.volEntries_val, volumeInfo.volEntries_len,
6702 sizeof(volintInfo), sortVolumes);
6705 for (vi = volumeInfo.volEntries_val, j = 0;
6706 j < volumeInfo.volEntries_len; j++, vi++) {
6714 "Processing volume entry %d: %s (%lu) on server %s %s...\n",
6715 j + 1, vi->name, (unsigned long)vi->volid,
6717 afs_inet_ntoa_r(aserver, hoststr) :
6718 hostutil_GetNameByINet(aserver), pname);
6726 code = CheckVolume(vi, aserver, apart, &modified, &maxvolid, NULL);
6728 PrintError("", code);
6731 } else if (modified) {
6737 fprintf(STDOUT, "...error encountered\n\n");
6739 fprintf(STDOUT, "...done entry %d\n\n", j + 1);
6746 "Could not process entries on server %s partition %s\n",
6748 afs_inet_ntoa_r(aserver, hoststr) :
6749 hostutil_GetNameByINet(aserver), pname);
6751 if (volumeInfo.volEntries_val) {
6752 free(volumeInfo.volEntries_val);
6753 volumeInfo.volEntries_val = 0;
6756 } /* thru all partitions */
6759 VPRINT3("Total entries: %u, Failed to process %d, Would change %d\n",
6760 tentries, failures, modifications);
6762 VPRINT3("Total entries: %u, Failed to process %d, Changed %d\n",
6763 tentries, failures, modifications);
6767 /* Now check if the maxvolid is larger than that stored in the VLDB */
6769 afs_uint32 maxvldbid = 0;
6770 code = ubik_VL_GetNewVolumeId(cstruct, 0, 0, &maxvldbid);
6773 "Could not get the highest allocated volume id from the VLDB\n");
6776 } else if (maxvolid > maxvldbid) {
6778 id = maxvolid - maxvldbid + 1;
6779 code = ubik_VL_GetNewVolumeId(cstruct, 0, id, &nid);
6782 "Error in increasing highest allocated volume id in VLDB\n");
6790 rx_DestroyConnection(aconn);
6791 if (volumeInfo.volEntries_val)
6792 free(volumeInfo.volEntries_val);
6793 PrintError("", error);
6798 * Determine if a volume exists on a server and partition.
6799 * Try creating a transaction on the volume. If we can,
6800 * the volume exists, if not, then return the error code.
6801 * Some error codes mean the volume is unavailable but
6802 * still exists - so we catch these error codes.
6805 VolumeExists(afs_uint32 server, afs_int32 partition, afs_uint32 volumeid)
6807 struct rx_connection *conn = (struct rx_connection *)0;
6808 afs_int32 code = -1;
6809 volEntries volumeInfo;
6811 conn = UV_Bind(server, AFSCONF_VOLUMEPORT);
6813 volumeInfo.volEntries_val = (volintInfo *) 0;
6814 volumeInfo.volEntries_len = 0;
6815 code = AFSVolListOneVolume(conn, partition, volumeid, &volumeInfo);
6816 if (volumeInfo.volEntries_val)
6817 free(volumeInfo.volEntries_val);
6818 if (code == VOLSERILLEGAL_PARTITION)
6820 rx_DestroyConnection(conn);
6829 CheckVldbRWBK(struct nvldbentry * entry, afs_int32 * modified)
6833 afs_int32 code, error = 0;
6839 idx = Lp_GetRwIndex(entry);
6841 /* Check to see if the RW volume exists and set the RW_EXISTS
6844 if (idx == -1) { /* Did not find a RW entry */
6845 if (entry->flags & RW_EXISTS) { /* ... yet entry says RW exists */
6846 entry->flags &= ~RW_EXISTS; /* ... so say RW does not exist */
6851 VolumeExists(entry->serverNumber[idx],
6852 entry->serverPartition[idx], entry->volumeId[RWVOL]);
6853 if (code == 0) { /* RW volume exists */
6854 if (!(entry->flags & RW_EXISTS)) { /* ... yet entry says RW does not exist */
6855 entry->flags |= RW_EXISTS; /* ... so say RW does exist */
6858 } else if (code == ENODEV) { /* RW volume does not exist */
6859 if (entry->flags & RW_EXISTS) { /* ... yet entry says RW exists */
6860 entry->flags &= ~RW_EXISTS; /* ... so say RW does not exist */
6864 /* If VLDB says it didn't exist, then ignore error */
6865 if (entry->flags & RW_EXISTS) {
6866 MapPartIdIntoName(entry->serverPartition[idx], pname);
6868 "Transaction call failed for RW volume %u on server %s %s\n",
6869 entry->volumeId[RWVOL],
6871 afs_inet_ntoa_r(entry->serverNumber[idx], hoststr) :
6872 hostutil_GetNameByINet(entry->serverNumber[idx]),
6879 /* Check to see if the BK volume exists and set the BACK_EXISTS
6880 * flag accordingly. idx already ponts to the RW entry.
6882 if (idx == -1) { /* Did not find a RW entry */
6883 if (entry->flags & BACK_EXISTS) { /* ... yet entry says BK exists */
6884 entry->flags &= ~BACK_EXISTS; /* ... so say BK does not exist */
6887 } else { /* Found a RW entry */
6889 VolumeExists(entry->serverNumber[idx],
6890 entry->serverPartition[idx],
6891 entry->volumeId[BACKVOL]);
6892 if (code == 0) { /* BK volume exists */
6893 if (!(entry->flags & BACK_EXISTS)) { /* ... yet entry says BK does not exist */
6894 entry->flags |= BACK_EXISTS; /* ... so say BK does exist */
6897 } else if (code == ENODEV) { /* BK volume does not exist */
6898 if (entry->flags & BACK_EXISTS) { /* ... yet entry says BK exists */
6899 entry->flags &= ~BACK_EXISTS; /* ... so say BK does not exist */
6903 /* If VLDB says it didn't exist, then ignore error */
6904 if (entry->flags & BACK_EXISTS) {
6905 MapPartIdIntoName(entry->serverPartition[idx], pname);
6907 "Transaction call failed for BK volume %u on server %s %s\n",
6908 entry->volumeId[BACKVOL],
6910 afs_inet_ntoa_r(entry->serverNumber[idx], hoststr) :
6911 hostutil_GetNameByINet(entry->serverNumber[idx]),
6918 /* If there is an idx but the BK and RW volumes no
6919 * longer exist, then remove the RW entry.
6921 if ((idx != -1) && !(entry->flags & RW_EXISTS)
6922 && !(entry->flags & BACK_EXISTS)) {
6923 Lp_SetRWValue(entry, entry->serverNumber[idx],
6924 entry->serverPartition[idx], 0L, 0L);
6931 *modified = modentry;
6936 CheckVldbRO(struct nvldbentry *entry, afs_int32 * modified)
6939 int foundro = 0, modentry = 0;
6940 afs_int32 code, error = 0;
6947 /* Check to see if the RO volumes exist and set the RO_EXISTS
6950 for (idx = 0; idx < entry->nServers; idx++) {
6951 if (!(entry->serverFlags[idx] & ITSROVOL)) {
6952 continue; /* not a RO */
6956 VolumeExists(entry->serverNumber[idx],
6957 entry->serverPartition[idx], entry->volumeId[ROVOL]);
6958 if (code == 0) { /* RO volume exists */
6960 } else if (code == ENODEV) { /* RW volume does not exist */
6961 Lp_SetROValue(entry, entry->serverNumber[idx],
6962 entry->serverPartition[idx], 0L, 0L);
6967 MapPartIdIntoName(entry->serverPartition[idx], pname);
6969 "Transaction call failed for RO %u on server %s %s\n",
6970 entry->volumeId[ROVOL],
6972 afs_inet_ntoa_r(entry->serverNumber[idx], hoststr) :
6973 hostutil_GetNameByINet(entry->serverNumber[idx]), pname);
6978 if (foundro) { /* A RO volume exists */
6979 if (!(entry->flags & RO_EXISTS)) { /* ... yet entry says RW does not exist */
6980 entry->flags |= RO_EXISTS; /* ... so say RW does exist */
6983 } else { /* A RO volume does not exist */
6984 if (entry->flags & RO_EXISTS) { /* ... yet entry says RO exists */
6985 entry->flags &= ~RO_EXISTS; /* ... so say RO does not exist */
6992 *modified = modentry;
6997 * Ensure that <entry> matches with the info on file servers
7000 CheckVldb(struct nvldbentry * entry, afs_int32 * modified, afs_int32 * deleted)
7002 afs_int32 code, error = 0;
7003 struct nvldbentry storeEntry;
7004 int islocked = 0, mod, modentry, delentry = 0;
7005 int pass = 0, doit=1;
7013 fprintf(STDOUT, "_______________________________\n");
7014 fprintf(STDOUT, "\n-- status before -- \n");
7015 if ((entry->flags & RW_EXISTS) || (entry->flags & RO_EXISTS)
7016 || (entry->flags & BACK_EXISTS))
7017 EnumerateEntry(entry);
7018 fprintf(STDOUT, "\n");
7021 if (strlen(entry->name) > (VOLSER_OLDMAXVOLNAME - 10)) {
7022 fprintf(STDERR, "Volume name %s exceeds limit of %d characters\n",
7023 entry->name, VOLSER_OLDMAXVOLNAME - 10);
7027 /* Check to see if the VLDB is ok without locking it (pass 1).
7028 * If it will change, then lock the VLDB entry, read it again,
7029 * then make the changes to it (pass 2).
7033 ubik_VL_SetLock(cstruct, 0, entry->volumeId[RWVOL], RWVOL,
7036 fprintf(STDERR, "Could not lock VLDB entry for %u \n",
7037 entry->volumeId[RWVOL]);
7042 code = VLDB_GetEntryByID(entry->volumeId[RWVOL], RWVOL, entry);
7044 fprintf(STDERR, "Could not read VLDB entry for volume %s\n",
7048 MapHostToNetwork(entry);
7054 /* Check if the RW and BK entries are ok */
7055 code = CheckVldbRWBK(entry, &mod);
7058 if (mod && (pass == 1) && doit)
7063 /* Check if the RO volumes entries are ok */
7064 code = CheckVldbRO(entry, &mod);
7067 if (mod && (pass == 1) && doit)
7072 /* The VLDB entry has been updated. If it as been modified, then
7073 * write the entry back out the the VLDB.
7075 if (modentry && doit) {
7079 if (!(entry->flags & RW_EXISTS) && !(entry->flags & BACK_EXISTS)
7080 && !(entry->flags & RO_EXISTS) && doit) {
7081 /* The RW, BK, nor RO volumes do not exist. Delete the VLDB entry */
7083 ubik_VL_DeleteEntry(cstruct, 0, entry->volumeId[RWVOL],
7087 "Could not delete VLDB entry for volume %u \n",
7088 entry->volumeId[RWVOL]);
7093 /* Replace old entry with our new one */
7094 MapNetworkToHost(entry, &storeEntry);
7096 VLDB_ReplaceEntry(entry->volumeId[RWVOL], RWVOL, &storeEntry,
7097 (LOCKREL_OPCODE | LOCKREL_AFSID |
7098 LOCKREL_TIMESTAMP));
7100 fprintf(STDERR, "Could not update VLDB entry for volume %u\n",
7101 entry->volumeId[RWVOL]);
7108 if (modified && modentry) {
7111 if (deleted && delentry) {
7116 fprintf(STDOUT, "-- status after --\n");
7118 fprintf(STDOUT, "\n**entry deleted**\n");
7120 EnumerateEntry(entry);
7122 fprintf(STDOUT, "\n**no change**\n");
7126 VPRINT("\n_______________________________\n");
7130 ubik_VL_ReleaseLock(cstruct, 0, entry->volumeId[RWVOL],
7132 (LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP));
7135 "Could not release lock on VLDB entry for volume %u\n",
7136 entry->volumeId[RWVOL]);
7145 * Synchronise <aserver> <apart>(if flags = 1) with the VLDB.
7148 UV_SyncServer(afs_uint32 aserver, afs_int32 apart, int flags, int force)
7150 struct rx_connection *aconn;
7151 afs_int32 code, error = 0;
7152 afs_int32 nentries, tentries = 0;
7153 struct VldbListByAttributes attributes;
7154 nbulkentries arrayEntries;
7155 afs_int32 failures = 0, modified, modifications = 0;
7156 struct nvldbentry *vlentry;
7157 afs_int32 si, nsi, j;
7162 aconn = UV_Bind(aserver, AFSCONF_VOLUMEPORT);
7164 /* Set up attributes to search VLDB */
7165 attributes.server = ntohl(aserver);
7166 attributes.Mask = VLLIST_SERVER;
7168 attributes.partition = apart;
7169 attributes.Mask |= VLLIST_PARTITION;
7172 VPRINT("Processing VLDB entries ...\n");
7174 /* While we need to collect more VLDB entries */
7175 for (si = 0; si != -1; si = nsi) {
7176 memset(&arrayEntries, 0, sizeof(arrayEntries));
7178 /* Collect set of VLDB entries */
7180 VLDB_ListAttributesN2(&attributes, 0, si, &nentries,
7181 &arrayEntries, &nsi);
7182 if (code == RXGEN_OPCODE) {
7183 code = VLDB_ListAttributes(&attributes, &nentries, &arrayEntries);
7187 fprintf(STDERR, "Could not access the VLDB for attributes\n");
7190 tentries += nentries;
7192 for (j = 0; j < nentries; j++) {
7193 vlentry = &arrayEntries.nbulkentries_val[j];
7194 MapHostToNetwork(vlentry);
7196 VPRINT1("Processing VLDB entry %d ...\n", j + 1);
7198 /* Tell CheckVldb not to update if appropriate */
7203 code = CheckVldb(vlentry, &modified, NULL);
7205 PrintError("", code);
7207 "Could not process VLDB entry for volume %s\n",
7210 } else if (modified) {
7216 fprintf(STDOUT, "...error encountered\n\n");
7218 fprintf(STDOUT, "...done entry %d\n\n", j + 1);
7223 if (arrayEntries.nbulkentries_val) {
7224 free(arrayEntries.nbulkentries_val);
7225 arrayEntries.nbulkentries_val = 0;
7230 VPRINT3("Total entries: %u, Failed to process %d, Would change %d\n",
7231 tentries, failures, modifications);
7233 VPRINT3("Total entries: %u, Failed to process %d, Changed %d\n",
7234 tentries, failures, modifications);
7239 rx_DestroyConnection(aconn);
7240 if (arrayEntries.nbulkentries_val)
7241 free(arrayEntries.nbulkentries_val);
7244 error = VOLSERFAILEDOP;
7248 /*rename volume <oldname> to <newname>, changing the names of the related
7249 *readonly and backup volumes. This operation is also idempotent.
7250 *salvager is capable of recovering from rename operation stopping halfway.
7251 *to recover run syncserver on the affected machines,it will force renaming to completion. name clashes should have been detected before calling this proc */
7253 UV_RenameVolume(struct nvldbentry *entry, char oldname[], char newname[])
7255 struct nvldbentry storeEntry;
7256 afs_int32 vcode, code, rcode, error;
7258 char nameBuffer[256];
7260 struct rx_connection *aconn;
7265 aconn = (struct rx_connection *)0;
7269 vcode = ubik_VL_SetLock(cstruct, 0, entry->volumeId[RWVOL], RWVOL, VLOP_ADDSITE); /*last param is dummy */
7272 " Could not lock the VLDB entry for the volume %u \n",
7273 entry->volumeId[RWVOL]);
7278 strncpy(entry->name, newname, VOLSER_OLDMAXVOLNAME);
7279 MapNetworkToHost(entry, &storeEntry);
7280 vcode = VLDB_ReplaceEntry(entry->volumeId[RWVOL], RWVOL, &storeEntry, 0);
7282 fprintf(STDERR, "Could not update VLDB entry for %u\n",
7283 entry->volumeId[RWVOL]);
7287 VPRINT1("Recorded the new name %s in VLDB\n", newname);
7288 /*at this stage the intent to rename is recorded in the vldb, as far as the vldb
7289 * is concerned, oldname is lost */
7290 if (entry->flags & RW_EXISTS) {
7291 index = Lp_GetRwIndex(entry);
7292 if (index == -1) { /* there is a serious discrepancy */
7294 "There is a serious discrepancy in VLDB entry for volume %u\n",
7295 entry->volumeId[RWVOL]);
7296 fprintf(STDERR, "try building VLDB from scratch\n");
7297 error = VOLSERVLDB_ERROR;
7300 aconn = UV_Bind(entry->serverNumber[index], AFSCONF_VOLUMEPORT);
7302 AFSVolTransCreate_retry(aconn, entry->volumeId[RWVOL],
7303 entry->serverPartition[index], ITOffline, &tid);
7304 if (code) { /*volume doesnot exist */
7306 "Could not start transaction on the rw volume %u\n",
7307 entry->volumeId[RWVOL]);
7310 } else { /*volume exists, process it */
7313 AFSVolSetIdsTypes(aconn, tid, newname, RWVOL,
7314 entry->volumeId[RWVOL],
7315 entry->volumeId[ROVOL],
7316 entry->volumeId[BACKVOL]);
7318 VPRINT2("Renamed rw volume %s to %s\n", oldname, newname);
7319 code = AFSVolEndTrans(aconn, tid, &rcode);
7323 "Could not end transaction on volume %s %u\n",
7324 entry->name, entry->volumeId[RWVOL]);
7329 fprintf(STDERR, "Could not set parameters on volume %s %u\n",
7330 entry->name, entry->volumeId[RWVOL]);
7336 rx_DestroyConnection(aconn);
7337 aconn = (struct rx_connection *)0;
7339 /*end rw volume processing */
7340 if (entry->flags & BACK_EXISTS) { /*process the backup volume */
7341 index = Lp_GetRwIndex(entry);
7342 if (index == -1) { /* there is a serious discrepancy */
7344 "There is a serious discrepancy in the VLDB entry for the backup volume %u\n",
7345 entry->volumeId[BACKVOL]);
7346 fprintf(STDERR, "try building VLDB from scratch\n");
7347 error = VOLSERVLDB_ERROR;
7350 aconn = UV_Bind(entry->serverNumber[index], AFSCONF_VOLUMEPORT);
7352 AFSVolTransCreate_retry(aconn, entry->volumeId[BACKVOL],
7353 entry->serverPartition[index], ITOffline, &tid);
7354 if (code) { /*volume doesnot exist */
7356 "Could not start transaction on the backup volume %u\n",
7357 entry->volumeId[BACKVOL]);
7360 } else { /*volume exists, process it */
7361 if (strlen(newname) > (VOLSER_OLDMAXVOLNAME - 8)) {
7363 "Volume name %s.backup exceeds the limit of %u characters\n",
7364 newname, VOLSER_OLDMAXVOLNAME);
7368 strcpy(nameBuffer, newname);
7369 strcat(nameBuffer, ".backup");
7372 AFSVolSetIdsTypes(aconn, tid, nameBuffer, BACKVOL,
7373 entry->volumeId[RWVOL], 0, 0);
7375 VPRINT1("Renamed backup volume to %s \n", nameBuffer);
7376 code = AFSVolEndTrans(aconn, tid, &rcode);
7380 "Could not end transaction on the backup volume %u\n",
7381 entry->volumeId[BACKVOL]);
7387 "Could not set parameters on the backup volume %u\n",
7388 entry->volumeId[BACKVOL]);
7393 } /* end backup processing */
7395 rx_DestroyConnection(aconn);
7396 aconn = (struct rx_connection *)0;
7397 if (entry->flags & RO_EXISTS) { /*process the ro volumes */
7398 for (i = 0; i < entry->nServers; i++) {
7399 if (entry->serverFlags[i] & ITSROVOL) {
7400 aconn = UV_Bind(entry->serverNumber[i], AFSCONF_VOLUMEPORT);
7402 AFSVolTransCreate_retry(aconn, entry->volumeId[ROVOL],
7403 entry->serverPartition[i], ITOffline,
7405 if (code) { /*volume doesnot exist */
7407 "Could not start transaction on the ro volume %u\n",
7408 entry->volumeId[ROVOL]);
7411 } else { /*volume exists, process it */
7412 strcpy(nameBuffer, newname);
7413 strcat(nameBuffer, ".readonly");
7414 if (strlen(nameBuffer) > (VOLSER_OLDMAXVOLNAME - 1)) {
7416 "Volume name %s exceeds the limit of %u characters\n",
7417 nameBuffer, VOLSER_OLDMAXVOLNAME);
7422 AFSVolSetIdsTypes(aconn, tid, nameBuffer, ROVOL,
7423 entry->volumeId[RWVOL], 0, 0);
7425 VPRINT2("Renamed RO volume %s on host %s\n",
7428 afs_inet_ntoa_r(entry->serverNumber[i], hoststr) :
7429 hostutil_GetNameByINet(entry->
7431 code = AFSVolEndTrans(aconn, tid, &rcode);
7435 "Could not end transaction on volume %u\n",
7436 entry->volumeId[ROVOL]);
7442 "Could not set parameters on the ro volume %u\n",
7443 entry->volumeId[ROVOL]);
7449 rx_DestroyConnection(aconn);
7450 aconn = (struct rx_connection *)0;
7457 ubik_VL_ReleaseLock(cstruct, 0, entry->volumeId[RWVOL],
7459 LOCKREL_OPCODE | LOCKREL_AFSID | LOCKREL_TIMESTAMP);
7462 "Could not unlock the VLDB entry for the volume %s %u\n",
7463 entry->name, entry->volumeId[RWVOL]);
7469 code = AFSVolEndTrans(aconn, tid, &rcode);
7473 fprintf(STDERR, "Failed to end transaction on a volume \n");
7479 rx_DestroyConnection(aconn);
7480 PrintError("", error);
7485 /*report on all the active transactions on volser */
7487 UV_VolserStatus(afs_uint32 server, transDebugInfo ** rpntr, afs_int32 * rcount)
7489 struct rx_connection *aconn;
7490 transDebugEntries transInfo;
7493 aconn = UV_Bind(server, AFSCONF_VOLUMEPORT);
7494 transInfo.transDebugEntries_val = (transDebugInfo *) 0;
7495 transInfo.transDebugEntries_len = 0;
7496 code = AFSVolMonitor(aconn, &transInfo);
7499 "Could not access status information about the server\n");
7500 PrintError("", code);
7501 if (transInfo.transDebugEntries_val)
7502 free(transInfo.transDebugEntries_val);
7504 rx_DestroyConnection(aconn);
7507 *rcount = transInfo.transDebugEntries_len;
7508 *rpntr = transInfo.transDebugEntries_val;
7510 rx_DestroyConnection(aconn);
7517 /*delete the volume without interacting with the vldb */
7519 UV_VolumeZap(afs_uint32 server, afs_int32 part, afs_uint32 volid)
7522 struct rx_connection *aconn;
7524 aconn = UV_Bind(server, AFSCONF_VOLUMEPORT);
7525 error = DoVolDelete(aconn, volid, part,
7526 "the", 0, NULL, NULL);
7527 if (error == VNOVOL) {
7528 EPRINT1(error, "Failed to start transaction on %u\n", volid);
7531 PrintError("", error);
7533 rx_DestroyConnection(aconn);
7538 UV_SetVolume(afs_uint32 server, afs_int32 partition, afs_uint32 volid,
7539 afs_int32 transflag, afs_int32 setflag, int sleeptime)
7541 struct rx_connection *conn = 0;
7543 afs_int32 code, error = 0, rcode;
7545 conn = UV_Bind(server, AFSCONF_VOLUMEPORT);
7547 fprintf(STDERR, "SetVolumeStatus: Bind Failed");
7551 code = AFSVolTransCreate_retry(conn, volid, partition, transflag, &tid);
7553 fprintf(STDERR, "SetVolumeStatus: TransCreate Failed\n");
7557 code = AFSVolSetFlags(conn, tid, setflag);
7559 fprintf(STDERR, "SetVolumeStatus: SetFlags Failed\n");
7564 #ifdef AFS_PTHREAD_ENV
7567 IOMGR_Sleep(sleeptime);
7574 code = AFSVolEndTrans(conn, tid, &rcode);
7575 if (code || rcode) {
7576 fprintf(STDERR, "SetVolumeStatus: EndTrans Failed\n");
7578 error = (code ? code : rcode);
7583 rx_DestroyConnection(conn);
7588 UV_SetVolumeInfo(afs_uint32 server, afs_int32 partition, afs_uint32 volid,
7591 struct rx_connection *conn = 0;
7593 afs_int32 code, error = 0, rcode;
7595 conn = UV_Bind(server, AFSCONF_VOLUMEPORT);
7597 fprintf(STDERR, "SetVolumeInfo: Bind Failed");
7601 code = AFSVolTransCreate_retry(conn, volid, partition, ITOffline, &tid);
7603 fprintf(STDERR, "SetVolumeInfo: TransCreate Failed\n");
7607 code = AFSVolSetInfo(conn, tid, infop);
7609 fprintf(STDERR, "SetVolumeInfo: SetInfo Failed\n");
7616 code = AFSVolEndTrans(conn, tid, &rcode);
7617 if (code || rcode) {
7618 fprintf(STDERR, "SetVolumeInfo: EndTrans Failed\n");
7620 error = (code ? code : rcode);
7625 rx_DestroyConnection(conn);
7630 UV_GetSize(afs_uint32 afromvol, afs_uint32 afromserver, afs_int32 afrompart,
7631 afs_int32 fromdate, struct volintSize *vol_size)
7633 struct rx_connection *aconn = (struct rx_connection *)0;
7634 afs_int32 tid = 0, rcode = 0;
7635 afs_int32 code, error = 0;
7638 /* get connections to the servers */
7639 aconn = UV_Bind(afromserver, AFSCONF_VOLUMEPORT);
7641 VPRINT1("Starting transaction on volume %u...", afromvol);
7642 code = AFSVolTransCreate_retry(aconn, afromvol, afrompart, ITBusy, &tid);
7643 EGOTO1(error_exit, code,
7644 "Could not start transaction on the volume %u to be measured\n",
7648 VPRINT1("Getting size of volume on volume %u...", afromvol);
7649 code = AFSVolGetSize(aconn, tid, fromdate, vol_size);
7650 EGOTO(error_exit, code, "Could not start the measurement process \n");
7655 VPRINT1("Ending transaction on volume %u...", afromvol);
7656 code = AFSVolEndTrans(aconn, tid, &rcode);
7657 if (code || rcode) {
7658 fprintf(STDERR, "Could not end transaction on the volume %u\n",
7660 fprintf(STDERR, "error codes: %d and %d\n", code, rcode);
7662 error = (code ? code : rcode);
7667 rx_DestroyConnection(aconn);
7669 PrintError("", error);
7673 /*maps the host addresses in <old > (present in network byte order) to
7674 that in< new> (present in host byte order )*/
7676 MapNetworkToHost(struct nvldbentry *old, struct nvldbentry *new)
7680 /*copy all the fields */
7681 strcpy(new->name, old->name);
7682 /* new->volumeType = old->volumeType;*/
7683 new->nServers = old->nServers;
7684 count = old->nServers;
7685 if (count < NMAXNSERVERS)
7687 for (i = 0; i < count; i++) {
7688 new->serverNumber[i] = ntohl(old->serverNumber[i]);
7689 new->serverPartition[i] = old->serverPartition[i];
7690 new->serverFlags[i] = old->serverFlags[i];
7692 new->volumeId[RWVOL] = old->volumeId[RWVOL];
7693 new->volumeId[ROVOL] = old->volumeId[ROVOL];
7694 new->volumeId[BACKVOL] = old->volumeId[BACKVOL];
7695 new->cloneId = old->cloneId;
7696 new->flags = old->flags;
7699 /*maps the host entries in <entry> which are present in host byte order to network byte order */
7701 MapHostToNetwork(struct nvldbentry *entry)
7705 count = entry->nServers;
7706 if (count < NMAXNSERVERS)
7708 for (i = 0; i < count; i++) {
7709 entry->serverNumber[i] = htonl(entry->serverNumber[i]);