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
14 Institution: The Information Technology Center, Carnegie-Mellon University
18 #define ITC /* Required by inode.h */
20 #include <afsconfig.h>
21 #include <afs/param.h>
27 #if defined(AFS_LINUX20_ENV) || defined(AFS_SUN4_ENV)
32 * -1 - Unable to read the inodes.
33 * -2 - Unable to completely write temp file. Produces warning message in log.
36 ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
37 afs_uint32 (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
38 char *wpath, void *rock)
40 Log("ListViceInodes not implemented for this platform!\n");
45 #include <sys/param.h>
46 #if defined(AFS_SGI_ENV)
50 #else /* AFS_OSF_ENV */
51 #ifdef AFS_VFSINCL_ENV
54 #include <sys/fs/ufs_fs.h>
56 #if defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
57 #include <ufs/ufs/dinode.h>
58 #include <ufs/ffs/fs.h>
59 #define itod ino_to_fsba
64 #else /* AFS_VFSINCL_ENV */
66 #include <sys/filsys.h>
70 #endif /* AFS_VFSINCL_ENV */
71 #endif /* AFS_OSF_ENV */
73 #ifdef AFS_VFSINCL_ENV
74 #include <sys/vnode.h>
76 #include <sys/fs/ufs_inode.h>
78 #if !defined(AFS_DARWIN_ENV)
79 #include <ufs/inode.h>
82 #else /* AFS_VFSINCL_ENV */
84 #include <ufs/inode.h>
85 #else /* AFS_OSF_ENV */
86 #include <sys/inode.h>
88 #endif /* AFS_VFSINCL_ENV */
89 #endif /* AFS_SGI_ENV */
90 #include <afs/osi_inode.h>
94 #include <afs/afsint.h>
96 #include <afs/afssyscalls.h>
97 #include "viceinode.h"
99 #if defined (AFS_AIX_ENV) || defined (AFS_HPUX_ENV)
102 #include <afs/afs_assert.h>
103 #if defined(AFS_HPUX101_ENV)
110 #include "volinodes.h"
111 #include "partition.h"
113 #include "volume_inline.h"
115 /* Notice: parts of this module have been cribbed from vfsck.c */
118 static char *partition;
123 #include <jfs/filsys.h>
126 #define FSBSIZE (4096) /* filesystem block size */
127 #define FSBSHIFT (12) /* log2(FSBSIZE) */
128 #define FSBMASK (FSBSIZE - 1) /* FSBSIZE mask */
130 #define MIN_FSIZE DISKMAP_B /* minimum fs size (FSblocks) */
131 #define LAST_RSVD_I 15 /* last reserved inode */
136 * This will hopefully eventually make it into the system include files
138 #define INOPB (FSBSIZE / sizeof (struct dinode))
146 #endif /* AFS_AIX41_ENV */
149 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
150 XX This was lifted from some `com/cmd/fs/fshlpr_aix3/Fs.h', which indicated X
151 XX a longing to see it make it into a readily accessible include file. XXXXXX
152 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
154 * itoo - inode number to offset within disk block
157 #define itoo(x) (int) ((unsigned)(x) % INOPB)
159 int Bsize = FSBSIZE; /* block size for this system */
160 daddr_t fmax; /* total number of blocks n file system */
161 ino_t imax, inum; /* total number of I-nodes in file system */
163 static struct superblock fs;
164 struct dinode *ginode();
168 ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
169 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
170 char *wpath, void *rock)
172 char dev[50], rdev[51];
175 struct ViceInodeInfo info;
176 struct stat root_inode;
177 int ninodes = 0, err = 0;
179 pfd = INVALID_FD; /* initialize so we don't close on error output below. */
182 sleep(1); /* simulate operator */
188 partition = mountedOn;
189 sprintf(dev, "/dev/%s", devname);
190 sprintf(rdev, "/dev/r%s", devname);
192 if (stat(mountedOn, &root_inode) < 0) {
193 Log("cannot stat: %s\n", mountedOn);
197 if (root_inode.st_ino != ROOTDIR_I) {
198 Log("%s is not root of a filesystem\n", mountedOn);
204 * done with the superblock, now try to read the raw device.
206 if (ReadSuper(&fs, dev) < 0)
211 case FM_CLEAN: /* clean and unmounted */
212 Log("Most peculiar - Super blk in FM_CLEAN state!\n");
214 case FM_MOUNT: /* mounted cleanly */
217 case FM_MDIRTY: /* dirty when mounted or commit fail */
218 case FM_LOGREDO: /* log redo attempted but failed */
219 Log("File system %s is in a bad state.\n", rdev);
220 Log("Call your IBM representative.\n");
224 if (IsBigFilesFileSystem(&fs, (char *)0)) {
225 Log("%s is a big files filesystem, can't salvage.\n", mountedOn);
229 if (strncmp(fs.s_magic, fsv3magic, strlen(fsv3magic)) != 0) {
231 if ((strncmp(fs.s_magic, fsv3pmagic, strlen(fsv3pmagic)) != 0)
232 || (fs.s_version != fsv3pvers)) {
233 Log("Super block doesn't have the problem magic (%s vs v3magic %s v3pmagic %s)\n", fs.s_magic, fsv3magic, fsv3pmagic);
237 Log("Super block doesn't have the problem magic (%s vs v3magic %s)\n",
238 fs.s_magic, fsv3magic);
245 fragsize = (fs.s_fragsize) ? fs.s_fragsize : FSBSIZE;
246 iagsize = (fs.s_iagsize) ? fs.s_iagsize : fs.s_agsize;
247 ag512 = fragsize * fs.s_agsize / 512;
248 agblocks = fragsize * fs.s_agsize >> BSHIFT;
249 #endif /* AFS_AIX41_ENV */
251 fmax = fs.s_fsize / (FSBSIZE / 512); /* first invalid blk num */
253 pfd = OS_OPEN(rdev, O_RDONLY, 0666);
254 if (pfd == INVALID_FD) {
255 Log("Unable to open `%s' inode for reading\n", rdev);
260 * calculate the maximum number of inodes possible
263 imax = iagsize * (fs.s_fsize / ag512) - 1;
264 #else /* AFS_AIX41_ENV */
266 ((fmax / fs.s_agsize +
267 ((fmax % fs.s_agsize) >= fs.s_agsize / INOPB ? 1 : 0))
269 #endif /* AFS_AIX41_ENV */
272 * check for "FORCESALVAGE" equivalent:
273 * LAST_RSVD_I is a vice inode, with dead beef, and
274 * di_nlink == 2 to indicate the FORCE.
276 osi_Assert(p = ginode(LAST_RSVD_I));
278 if (p->di_vicemagic == VICEMAGIC && p->di_vicep1 == 0xdeadbeef
279 && p->di_nlink == 2) {
281 idec(root_inode.st_dev, LAST_RSVD_I, 0xdeadbeef);
284 for (inum = LAST_RSVD_I + 1; inum <= imax; ++inum) {
285 if ((p = ginode(inum)) == NULL || p->di_vicemagic != VICEMAGIC
286 || (p->di_mode & IFMT) != IFREG)
289 info.inodeNumber = inum;
290 info.byteCount = p->di_size;
291 info.linkCount = p->di_nlink;
292 info.u.param[0] = p->di_vicep1;
293 info.u.param[1] = p->di_vicep2;
294 info.u.param[2] = p->di_vicep3;
295 info.u.param[3] = p->di_vicep4;
297 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
300 if (inodeFile != INVALID_FD) {
301 if (OS_WRITE(inodeFile, &info, sizeof(info)) != sizeof(info)) {
302 Log("Error writing inode file for partition %s\n", partition);
309 if (inodeFile != INVALID_FD) {
310 if (OS_SYNC(inodeFile) == -1) {
311 Log("Unable to successfully fsync inode file for %s\n", partition);
317 * Paranoia: check that the file is really the right size
319 if (OS_SIZE(inodeFile) != ninodes * sizeof(struct ViceInodeInfo)) {
320 Log("Wrong size (%d instead of %d) in inode file for %s\n",
321 status.st_size, ninodes * sizeof(struct ViceInodeInfo),
333 if (pfd != INVALID_FD)
339 /* Read in the superblock for devName */
341 ReadSuper(struct superblock *fs, char *devName)
345 pfd = OS_OPEN(devName, O_RDONLY, 0666);
346 if (pfd == INVALID_FD) {
347 Log("Unable to open inode on %s for reading superblock.\n", devName);
351 if (bread(pfd, fs, SUPER_B, sizeof(struct superblock)) < 0) {
352 Log("Unable to read superblock on %s.\n", devName);
360 /* IsBigFilesFileSystem returns 1 if it's a big files filesystem, 0 otherwise. */
362 IsBigFilesFileSystem(struct superblock *sb)
364 if ((strncmp(sb->s_magic, fsv3pmagic, 4) == 0)
365 && (sb->s_version == fsbigfile)
379 static char buf[FSBSIZE];
380 static daddr_t last_blk = -1;
386 0) ? INODES_B + inum / INOPB : ag * agblocks + (inum -
389 #else /* AFS_AIX41_ENV */
390 ag = inum / fs.s_agsize;
393 0) ? INODES_B + inum / INOPB : ag * fs.s_agsize + (inum -
397 #endif /* AFS_AIX41_ENV */
399 if (last_blk != pblk) {
400 if (bread(pfd, buf, pblk, sizeof(buf)) < 0) {
407 dp = (struct dinode *)buf;
412 #else /* !AFS_AIX31_ENV */
414 #if defined(AFS_SGI_ENV)
416 /* libefs.h includes <assert.h>, which we don't want */
419 #ifdef AFS_SGI_XFS_IOPS_ENV
421 #include <afs/xfsattrs.h>
422 /* xfs_ListViceInodes
424 * xfs_ListViceInodes verifies and correct the XFS namespace as it collects
425 * the inode information. The name is required for the idec operation to work.
426 * Steps 2 and 3 below are for the AFS_XFS_NAME_VERS == 1. If the name space
427 * changes, the algorithm will need to change.
428 * 1) If the parent inode number does not match the directory's inod number,
429 * change it in the attribute.
430 * 2) If the unqifier in the attribute does not match the name, rename the
431 * file. This is done by doing an exclusive open, incrementing the tag
432 * number until a file can be created. If the tag changes, then the
433 * attribute will need updating.
434 * 3) If the tag in the attribute does not match the name, change the
436 * 4) Verify uid = RW volume id and gid = XFS_VICEMAGIC.
442 * Does the verifications listed above.
443 * We can't change the names until the readdir is complete, so we set the
444 * rename flag if the file needs renaming.
447 xfs_VerifyInode(char *dir, uint64_t pino, char *name, i_list_inode_t * info,
454 int update_chown = 0;
462 (void)sprintf(path, "%s/%s", dir, name);
463 /* Verify uid and gid fields */
464 if (info->ili_magic != XFS_VICEMAGIC) {
465 Log("%s magic for %s/%s (inode %s) from %d to %d\n",
466 Testing ? "Would have changed" : "Changing", dir, name,
467 PrintInode(stmp, info->ili_info.inodeNumber), info->ili_magic,
473 vno = info->ili_info.param[0];
474 if (info->ili_vno != AFS_XFS_VNO_CLIP(vno)) {
475 Log("%s volume id for %s/%s (inode %s) from %d to %d\n",
476 Testing ? "Would have changed" : "Changing", dir, name,
477 PrintInode(stmp, info->ili_info.inodeNumber), info->ili_vno,
478 AFS_XFS_VNO_CLIP(vno));
484 if (chown(path, AFS_XFS_VNO_CLIP(vno), XFS_VICEMAGIC) < 0) {
485 Log("Can't chown %s to uid=%d, gid=0x%x\n", path,
486 AFS_XFS_VNO_CLIP(vno), XFS_VICEMAGIC);
491 /* Check Parent inode number. */
492 if (info->ili_pino != pino) {
493 afs_ino_str_t sino, sipino, spino;
494 (void)PrintInode(sino, info->ili_info.inodeNumber);
495 (void)PrintInode(sipino, info->ili_pino);
496 (void)PrintInode(spino, pino);
497 Log("%s parent ino for %s (inode %s) from %s to %s.\n",
498 Testing ? "Would have changed" : "Changing", path, sino, sipino,
504 /* Verify the file name. */
505 (void)strcpy(tmpName, ".");
506 (void)strcat(tmpName, int_to_base64(stmp, info->ili_info.param[2]));
507 if (strncmp(name, tmpName, strlen(tmpName))) {
508 Log("%s name %s (inode %s) in directory %s, unique=%d, tag=%d\n",
509 Testing ? "Would have returned bad" : "Bad", name,
510 PrintInode(stmp, info->ili_info.inodeNumber), dir,
511 info->ili_info.param[2], info->ili_tag);
517 /* update the tag? */
518 (void)strcat(tmpName, ".");
519 (void)strcat(tmpName, int_to_base64(stmp, info->ili_tag));
520 if (strcmp(name, tmpName)) {
522 (void)strcpy(tmpName, name);
523 p = strchr(tmpName + 1, '.');
525 Log("No tag found on name %s (inode %s)in directory, %s.\n",
526 name, PrintInode(stmp, info->ili_info.inodeNumber), dir,
527 Testing ? "would have renamed" : "will rename");
531 tag = base64_to_int(p + 1);
532 Log("%s the tag for %s (inode %s) from %d to %d.\n",
533 Testing ? "Would have changed" : "Will change", path,
534 PrintInode(stmp, info->ili_info.inodeNumber), dir, tag,
542 if (update_pino || update_tag) {
543 afs_xfs_attr_t attrs;
546 length = SIZEOF_XFS_ATTR_T;
547 if (attr_get(path, AFS_XFS_ATTR, (char *)&attrs, &length, ATTR_ROOT) <
549 Log("Can't get AFS attribute for %s\n", path);
553 attrs.at_pino = pino;
557 (path, AFS_XFS_ATTR, (char *)&attrs, length,
558 ATTR_ROOT | ATTR_REPLACE) < 0) {
559 Log("Can't set AFS attribute into %s\n", path);
573 xfs_RenameFiles(char *dir, xfs_Rename_t * renames, int n_renames)
576 char opath[128], nbase[128], npath[128];
577 afs_xfs_attr_t attrs;
578 int length = SIZEOF_XFS_ATTR_T;
583 for (i = 0; i < n_renames; i++) {
584 (void)sprintf(opath, "%s/%s", dir, renames[i].name);
585 (void)sprintf(nbase, "%s/.%s", dir,
586 int_to_base64(stmp, renames[i].uniq));
587 for (tag = 2, j = 0; j < 64; tag++, j++) {
588 (void)sprintf(npath, "%s.%s", nbase, int_to_base64(stmp, tag));
589 fd = afs_open(npath, O_CREAT | O_EXCL | O_RDWR, 0);
596 Log("Can't find a new name for %s\n", opath);
599 if (rename(opath, npath) < 0) {
600 Log("Can't rename %s to %s\n", opath, npath);
603 Log("Renamed %s to %s\n", opath, npath);
610 xfs_ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
611 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep,
612 int forceR, char *wpath, void *rock)
615 int info_size = sizeof(i_list_inode_t);
618 dirent64_t *top_direntp;
620 dirent64_t *vol_direntp;
621 struct stat64 sdirbuf;
622 struct stat64 sfilebuf;
623 afs_xfs_attr_t attrs;
624 afs_xfs_dattr_t dattrs;
626 char vol_dirname[1024];
629 xfs_Rename_t *renames = (xfs_Rename_t *) 0;
631 #define N_RENAME_STEP 64
639 if (stat64(mountedOn, &sdirbuf) < 0) {
640 perror("xfs_ListViceInodes: stat64");
644 if ((top_dirp = opendir(mountedOn)) == NULL) {
645 Log("Can't open directory %s to read inodes.\n", mountedOn);
649 while (top_direntp = readdir64(top_dirp)) {
650 /* Only descend directories with the AFSDIR attribute set.
651 * Could also verify the contents of the atribute, but currently
653 * Performance could be improved for single volume salvages by
654 * only going through the directory containing the volume's inodes.
655 * But I'm being complete as a first pass.
657 (void)sprintf(vol_dirname, "%s/%s", mountedOn, top_direntp->d_name);
658 length = SIZEOF_XFS_DATTR_T;
660 (vol_dirname, AFS_XFS_DATTR, (char *)&dattrs, &length, ATTR_ROOT))
663 if ((vol_dirp = opendir(vol_dirname)) == NULL) {
664 if (errno == ENOTDIR)
666 Log("Can't open directory %s to read inodes.\n", vol_dirname);
670 pino = top_direntp->d_ino;
672 while (vol_direntp = readdir64(vol_dirp)) {
673 if (vol_direntp->d_name[1] == '\0'
674 || vol_direntp->d_name[1] == '.')
677 info.ili_version = AFS_XFS_ILI_VERSION;
678 info_size = sizeof(i_list_inode_t);
680 ilistinode64(sdirbuf.st_dev, vol_direntp->d_ino, &info,
683 /* Where possible, give more explicit messages. */
687 Log("%s (device id %d) is not on an XFS filesystem.\n",
688 vol_dirname, sdirbuf.st_dev);
693 if (info_size != sizeof(i_list_inode_t)
694 || info.ili_version != AFS_XFS_ILI_VERSION) {
695 Log("Version skew between kernel and salvager.\n");
700 /* Continue, so we collect all the errors in the first pass. */
701 Log("Error listing inode named %s/%s: %s\n", vol_dirname,
702 vol_direntp->d_name, strerror(errno));
707 if (info.ili_attr_version != AFS_XFS_ATTR_VERS) {
708 Log("Unrecognized XFS attribute version %d in %s/%s. Upgrade salvager\n", info.ili_attr_version, vol_dirname, vol_direntp->d_name);
712 if (judgeInode && (*judgeInode) (&info.ili_info, judgeParam, rock) == 0)
717 (vol_dirname, pino, vol_direntp->d_name, &info,
723 /* Add this name to the list of items to rename. */
724 if (n_renames >= n_avail) {
725 n_avail += N_RENAME_STEP;
726 if (n_avail == N_RENAME_STEP)
727 renames = (xfs_Rename_t *)
728 malloc(n_avail * sizeof(xfs_Rename_t));
730 renames = (xfs_Rename_t *)
731 realloc((char *)renames,
732 n_avail * sizeof(xfs_Rename_t));
734 Log("Can't %salloc %lu bytes for rename list.\n",
735 (n_avail == N_RENAME_STEP) ? "m" : "re",
736 n_avail * sizeof(xfs_Rename_t));
740 (void)strcpy(renames[n_renames].name, vol_direntp->d_name);
741 renames[n_renames].uniq = info.ili_info.param[2];
745 if (inodeFile != INVALID_FD) {
747 (inodeFile, &info.ili_info, sizeof(vice_inode_info_t))
748 != sizeof(vice_inode_info_t)) {
749 Log("Error writing inode file for partition %s\n", mountedOn);
755 } /* end while vol_direntp */
758 vol_dirp = (DIR *) 0;
760 Log("Renaming files.\n");
761 if (xfs_RenameFiles(vol_dirname, renames, n_renames) < 0) {
769 free((char *)renames);
770 if (inodeFile != INVALID_FD) {
771 if (OS_SYNC(inodeFile) == -1) {
772 Log("Unable to successfully fsync inode file for %s\n", mountedOn);
773 return errors ? -1 : -2;
776 * Paranoia: check that the file is really the right size
778 if (OS_SIZE(inodeFile) != ninodes * sizeof(struct ViceInodeInfo)) {
779 Log("Wrong size (%d instead of %d) in inode file for %s\n",
780 OS_SIZE(inodeFile), ninodes * sizeof(struct ViceInodeInfo),
782 return errors ? -1 : -2;
787 Log("Errors encontered listing inodes, not salvaging partition.\n");
799 free((char *)renames);
806 ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
807 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
808 char *wpath, void *rock)
810 char dev[50], rdev[51];
812 struct efs_dinode *p;
813 struct ViceInodeInfo info;
814 struct stat root_inode;
815 int ninodes = 0, err = 0;
816 struct efs_dinode *dinodeBuf = NULL;
818 ino_t imax, inum; /* total number of I-nodes in file system */
822 sleep(1); /* simulate operator */
828 if (stat(mountedOn, &root_inode) < 0) {
829 Log("cannot stat: %s\n", mountedOn);
832 #ifdef AFS_SGI_XFS_IOPS_ENV
833 if (!strcmp("xfs", root_inode.st_fstype)) {
834 return xfs_ListViceInodes(devname, mountedOn, inodeFile, judgeInode,
835 judgeParam, forcep, forceR, wpath, rock);
839 Log("%s is not root of a filesystem\n", mountedOn);
844 #else /* AFS_SGI_ENV */
847 #define SPERB (MAXBSIZE / sizeof(short))
848 #define MAXNINDIR (MAXBSIZE / sizeof(daddr_t))
851 struct bufarea *b_next; /* must be first */
855 char b_buf[MAXBSIZE]; /* buffer space */
856 short b_lnks[SPERB]; /* link counts */
857 daddr_t b_indir[MAXNINDIR]; /* indirect block */
858 struct fs b_fs; /* super block */
859 struct cg b_cg; /* cylinder group */
863 typedef struct bufarea BUFAREA;
866 #define sblock sblk.b_un.b_fs
867 #endif /* AFS_HPUX_ENV */
869 extern char *afs_rawname();
871 ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
872 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
873 char *wpath, void *rock)
879 #else /* !AFS_AIX_ENV */
884 int i, c, e, bufsize, code, err = 0;
885 char dev[50], rdev[100], err1[512], *ptr1;
886 struct dinode *inodes = NULL, *einodes, *dptr;
889 struct ViceInodeInfo info;
892 partition = mountedOn;
893 sprintf(rdev, "%s/%s", wpath, devname);
894 ptr1 = afs_rawname(rdev);
898 /* Bletch: this is terrible; is there a better way to do this? Does this work? vfsck doesn't even sleep!! */
900 sleep(5); /* Trying a smaller one for aix */
905 pfd = OS_OPEN(rdev, O_RDONLY, 0666);
906 if (pfd == INVALID_FD) {
907 sprintf(err1, "Could not open device %s to get inode list\n", rdev);
912 if (bread(pfd, (char *)&super.fs, SUPERB, sizeof super.fs) == -1) {
915 if (bread(pfd, (char *)&sblock, SBLOCK, SBSIZE) == -1) {
917 if (bread(pfd, super.block, SBLOCK, SBSIZE) == -1) {
918 #endif /* AFS_HPUX_ENV */
920 Log("Unable to read superblock, partition %s\n", partition);
926 * char *FSlabel(), *fslabel=0;
927 * fslabel = FSlabel(&super.fs);
929 if (super.fs.s_bsize == 0)
930 super.fs.s_bsize = 512;
931 if (super.fs.s_bsize != BSIZE) {
932 Log("SuperBlk: Cluster size not %d; run vfsck\n", BSIZE);
935 fmax = super.fs.s_fsize; /* first invalid blk num */
936 imax = ((ino_t) super.fs.s_isize - (SUPERB + 1)) * INOPB;
938 Log("Size check: imax==0!\n");
941 if (GetAuxInodeFile(partition, &status) == 0) {
942 Log("Can't access Aux inode file for partition %s, aborting\n",
946 for (inum = 1; inum <= imax; inum++) {
947 struct dauxinode *auxp;
948 if ((auxp = IsAfsInode(inum)) == NULL) {
949 /* Not an afs inode, keep going */
952 if ((p = ginode(inum)) == NULL)
954 /* deleted/non-existent inode when di_mode == 0 */
957 info.inodeNumber = (int)inum;
958 info.byteCount = p->di_size;
959 info.linkCount = p->di_nlink;
960 info.u.param[0] = auxp->aux_param1;
961 info.u.param[1] = auxp->aux_param2;
962 info.u.param[2] = auxp->aux_param3;
963 info.u.param[3] = auxp->aux_param4;
964 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
966 if (inodeFile != INVALID_FD) {
967 if (OS_WRITE(inodeFile, &info, sizeof(info)) != sizeof(info)) {
968 Log("Error writing inode file for partition %s\n", partition);
976 * run a few consistency checks of the superblock
977 * (Cribbed from vfsck)
980 #if defined(FD_FSMAGIC)
981 if ((sblock.fs_magic != FS_MAGIC) && (sblock.fs_magic != FS_MAGIC_LFN)
982 && (sblock.fs_magic != FD_FSMAGIC)
983 #if defined(AFS_HPUX101_ENV)
984 && (sblock.fs_magic != FD_FSMAGIC_2)
988 if ((sblock.fs_magic != FS_MAGIC) && (sblock.fs_magic != FS_MAGIC_LFN)) {
990 Log("There's something wrong with the superblock for partition %s; bad magic (%d) run vfsck\n", partition, sblock.fs_magic);
993 if (sblock.fs_ncg < 1) {
994 Log("There's something wrong with the superblock for partition %s; NCG OUT OF RANGE (%d) run vfsck\n", partition, sblock.fs_ncg);
997 if (sblock.fs_cpg < 1 || sblock.fs_cpg > MAXCPG) {
998 Log("There's something wrong with the superblock for partition %s; CPG OUT OF RANGE (%d) run vfsck\n", partition, sblock.fs_cpg);
1001 if (sblock.fs_ncg * sblock.fs_cpg < sblock.fs_ncyl
1002 || (sblock.fs_ncg - 1) * sblock.fs_cpg >= sblock.fs_ncyl) {
1003 Log("There's something wrong with the superblock for partition %s; NCYL LESS THAN NCG*CPG run vfsck\n", partition);
1006 if (sblock.fs_sbsize > SBSIZE) {
1007 Log("There's something wrong with the superblock for partition %s; bsize too large (%d vs. %d) run vfsck\n", partition, sblock.fs_sbsize, sblock.fs_bsize);
1011 if ((super.fs.fs_magic != FS_MAGIC)
1012 || (super.fs.fs_ncg < 1)
1013 #if defined(AFS_SUN_ENV) || defined(AFS_OSF_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1014 || (super.fs.fs_cpg < 1)
1016 || (super.fs.fs_cpg < 1 || super.fs.fs_cpg > MAXCPG)
1018 || (super.fs.fs_ncg * super.fs.fs_cpg < super.fs.fs_ncyl
1019 || (super.fs.fs_ncg - 1) * super.fs.fs_cpg >= super.fs.fs_ncyl)
1020 || (super.fs.fs_sbsize > SBSIZE)) {
1021 Log("There's something wrong with the superblock for partition %s; run vfsck\n", partition);
1024 #endif /* AFS_HPUX_ENV */
1027 bufsize = sblock.fs_ipg * sizeof(struct dinode);
1029 bufsize = super.fs.fs_ipg * sizeof(struct dinode);
1030 #endif /* AFS_HPUX_ENV */
1031 inodes = (struct dinode *)malloc(bufsize);
1032 einodes = (struct dinode *)(((char *)inodes) + bufsize);
1033 if (inodes == NULL) {
1034 Log("Unable to allocate enough memory to scan inodes; help!\n");
1037 Log("Scanning inodes on device %s...\n", rdev);
1039 for (c = 0; c < sblock.fs_ncg; c++) {
1040 i = c * sblock.fs_ipg;
1041 e = i + sblock.fs_ipg;
1042 #if defined(AFS_HPUX102_ENV)
1043 if (OS_SEEK(pfd, dbtoo(fsbtodb(&sblock, itod(&sblock, i))), L_SET) ==
1046 if (OS_SEEK(pfd, dbtob(fsbtodb(&sblock, itod(&sblock, i))), L_SET) ==
1050 for (c = 0; c < super.fs.fs_ncg; c++) {
1052 #if defined(AFS_SUN5_ENV) || defined(AFS_DARWIN_ENV)
1054 #if defined(AFS_DARWIN_ENV)
1055 #define offset_t off_t
1056 #define llseek lseek
1059 #endif /* AFS_SUN5_ENV */
1060 i = c * super.fs.fs_ipg;
1061 e = i + super.fs.fs_ipg;
1063 dblk1 = fsbtodb(&super.fs, itod(&super.fs, i));
1064 if (OS_SEEK(pfd, (off_t) ((off_t) dblk1 * DEV_BSIZE), L_SET) == -1) {
1066 #if defined(AFS_SUN5_ENV) || defined(AFS_DARWIN_ENV)
1067 f1 = fsbtodb(&super.fs, itod(&super.fs, i));
1068 off = (offset_t) f1 << DEV_BSHIFT;
1069 if (OS_SEEK(pfd, off, L_SET) == -1) {
1071 if (OS_SEEK(pfd, dbtob(fsbtodb(&super.fs, itod(&super.fs, i))), L_SET)
1073 #endif /* AFS_SUN5_ENV */
1074 #endif /* AFS_OSF_ENV */
1075 #endif /* AFS_HPUX_ENV */
1076 Log("Error reading inodes for partition %s; run vfsck\n",
1082 if (OS_READ(pfd, inodes, bufsize) != bufsize) {
1083 Log("Error reading inodes for partition %s; run vfsck\n",
1090 for (bj = bk = 0; bj < bufsize; bj = bj + 512, bk++) {
1091 if ((code = OS_READ(pfd, dptr, 512)) != 512) {
1092 Log("Error reading inode %d? for partition %s (errno = %d); run vfsck\n", bk + i, partition, errno);
1093 if (OS_SEEK(pfd, 512, L_SET) == -1) {
1094 Log("OS_SEEK failed\n");
1109 for (p = inodes; p < einodes && i < e; i++, p++) {
1111 Log("Ino=%d, v1=%x, v2=%x, v3=%x, mode=%x size=%d, lcnt=%d\n",
1112 i, p->di_vicep1, p->di_vicep2, p->di_vicep3, p->di_mode,
1113 p->di_size, p->di_nlink);
1115 ("Ino=%d, v1=%x, v2=%x, v3=%x, mode=%x size=%d, lcnt=%d\n",
1116 i, p->di_vicep1, p->di_vicep2, p->di_vicep3, p->di_mode,
1117 p->di_size, p->di_nlink);
1120 #ifdef AFS_3DISPARES
1121 /* Check to see if this inode is a pre-"OSF1 4.0D" inode */
1122 if ((p->di_uid || p->di_gid)
1123 && !(p->di_flags & (IC_XUID | IC_XGID))) {
1124 Log("Found unconverted inode %d: Use 'fs_conv_dux40D convert' on partition %s\n", i, partition);
1128 osi_Panic("Tru64 needs AFS_3DISPARES\n");
1131 #if defined(AFS_SUN56_ENV)
1132 /* if this is a pre-sol2.6 unconverted inode, bail out */
1134 afs_uint32 p1, p2, p3, p4;
1138 q = (quad *) & (p->di_ic.ic_lsize);
1140 p2 = p->di_ic.ic_flags;
1142 p4 = p->di_ic.ic_uid;
1143 p5 = p->di_ic.ic_gid;
1145 if ((p2 || p3) && !p4 && (p5 == -2)) {
1146 Log("Found unconverted inode %d\n", i);
1147 Log("You should run the AFS file conversion utility\n");
1152 if (IS_DVICEMAGIC(p) && (p->di_mode & IFMT) == IFREG) {
1153 afs_uint32 p2 = p->di_vicep2, p3 = DI_VICEP3(p);
1155 info.u.param[0] = p->di_vicep1;
1156 #ifdef AFS_3DISPARES
1157 if (((p2 >> 3) == INODESPECIAL) && (p2 & 0x3)) {
1158 info.u.param[1] = INODESPECIAL;
1159 info.u.param[2] = p3;
1160 info.u.param[3] = p2 & 0x3;
1162 info.u.param[1] = ((p2 >> 27) << 16) + (p3 & 0xffff);
1163 info.u.param[2] = (p2 & 0x3fffff);
1165 (((p2 >> 22) & 0x1f) << 16) + (p3 >> 16);
1168 info.u.param[1] = p->di_vicep2;
1169 info.u.param[2] = DI_VICEP3(p);
1170 info.u.param[3] = p->di_vicep4;
1172 info.inodeNumber = i;
1173 info.byteCount = p->di_size;
1174 info.linkCount = p->di_nlink;
1175 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
1177 if (inodeFile != INVALID_FD) {
1178 if (OS_WRITE(inodeFile, &info, sizeof(info)) != sizeof(info)) {
1179 Log("Error writing inode file for partition %s\n",
1192 if (inodeFile != INVALID_FD) {
1193 if (OS_SYNC(inodeFile) == -1) {
1194 Log("Unable to successfully fsync inode file for %s\n", partition);
1200 * Paranoia: check that the file is really the right size
1202 if (OS_SIZE(inodeFile) != ninodes * sizeof(struct ViceInodeInfo)) {
1203 Log("Wrong size (%d instead of %d) in inode file for %s\n",
1204 OS_SIZE(inodeFile), ninodes * sizeof(struct ViceInodeInfo),
1221 #endif /* !AFS_SGI_ENV */
1222 #endif /* !AFS_AIX31_ENV */
1224 #ifdef AFS_DARWIN_ENV
1226 #define dbtob(db) ((unsigned)(db) << DEV_BSHIFT)
1230 bread(FD_t fd, char *buf, daddr_t blk, afs_int32 size)
1233 #ifdef AFS_AIX41_ENV
1234 offset_t off = (offset_t) blk << FSBSHIFT;
1235 if (OS_SEEK(fd, off, 0) < 0) {
1236 Log("Unable to seek to offset %llu for block %u\n", off, blk);
1239 #else /* AFS_AIX41_ENV */
1240 if (OS_SEEK(fd, blk * Bsize, 0) < 0) {
1241 Log("Unable to seek to offset %u for block %u\n", blk * Bsize, blk);
1243 #endif /* AFS_AIX41_ENV */
1245 if (OS_SEEK(fd, (off_t) dbtob(blk), L_SET) < 0) {
1246 Log("Unable to seek to offset %u for block %u\n", dbtob(blk), blk);
1249 if (OS_READ(fd, buf, size) != size) {
1250 Log("Unable to read block %d, partition %s\n", blk, partition);
1256 #endif /* AFS_LINUX20_ENV */
1258 convertVolumeInfo(FdHandle_t *fdhr, FdHandle_t *fdhw, afs_uint32 vid)
1260 struct VolumeDiskData vd;
1263 if (FDH_PREAD(fdhr, &vd, sizeof(struct VolumeDiskData), 0) !=
1264 sizeof(struct VolumeDiskData)) {
1265 Log("1 convertiVolumeInfo: read failed for %lu with code %d\n", vid,
1269 vd.restoredFromId = vd.id; /* remember the RO volume here */
1271 vd.id = vd.parentId;
1275 vd.uniquifier += 5000; /* just in case there are still file copies
1276 from the old RW volume around */
1278 /* For ROs, the copyDate contains the time that the RO volume was actually
1279 * created, and the creationDate just contains the last time the RO was
1280 * copied from the RW data. So, make the new RW creationDate more accurate
1281 * by setting it to copyDate, if copyDate is older. Since, we know the
1282 * volume is at least as old as copyDate. */
1283 if (vd.copyDate < vd.creationDate) {
1284 vd.creationDate = vd.copyDate;
1286 /* If copyDate is newer, just make copyDate and creationDate the same,
1287 * for consistency with other RWs */
1288 vd.copyDate = vd.creationDate;
1291 p = strrchr(vd.name, '.');
1292 if (p && !strcmp(p, ".readonly")) {
1296 if (FDH_PWRITE(fdhw, &vd, sizeof(struct VolumeDiskData), 0) !=
1297 sizeof(struct VolumeDiskData)) {
1298 Log("1 convertiVolumeInfo: write failed for %lu with code %d\n", vid,
1306 afs_int32 inodeType;
1313 UpdateThisVolume(struct ViceInodeInfo *inodeinfo, VolumeId singleVolumeNumber,
1314 struct specino *specinos)
1317 if ((inodeinfo->u.vnode.vnodeNumber == INODESPECIAL) &&
1318 (inodeinfo->u.vnode.volumeId == singleVolumeNumber)) {
1319 specinos[inodeinfo->u.special.type].inodeNumber =
1320 inodeinfo->inodeNumber;
1322 return 0; /* We aren't using a result file, we're caching */
1326 getDevName(char *pbuffer, char *wpath)
1328 char pbuf[128], *ptr;
1329 strcpy(pbuf, pbuffer);
1330 ptr = (char *)strrchr(pbuf, OS_DIRSEPC);
1333 strcpy(wpath, pbuf);
1336 ptr = (char *)strrchr(pbuffer, OS_DIRSEPC);
1338 strcpy(pbuffer, ptr + 1);
1344 #ifdef FSSYNC_BUILD_CLIENT
1346 inode_ConvertROtoRWvolume(char *pname, afs_uint32 volumeId)
1348 char dir_name[512], oldpath[512], newpath[512];
1350 char headername[16];
1352 int fd, err, forcep, j;
1353 ssize_t len, nBytes;
1355 struct DiskPartition64 *partP;
1356 struct ViceInodeInfo info;
1357 struct VolumeDiskHeader h;
1358 IHandle_t *ih, *ih2;
1359 FdHandle_t *fdP, *fdP2;
1362 char tmpDevName[100];
1364 struct specino specinos[VI_LINKTABLE+1];
1365 Inode nearInode = 0;
1366 # ifdef AFS_DEMAND_ATTACH_FS
1368 # endif /* AFS_DEMAND_ATTACH_FS */
1371 memset(&specinos, 0, sizeof(specinos));
1373 /* now do the work */
1375 for (partP = DiskPartitionList; partP && strcmp(partP->name, pname);
1376 partP = partP->next);
1378 Log("1 inode_ConvertROtoRWvolume: Couldn't find DiskPartition for %s\n", pname);
1383 #ifdef AFS_DEMAND_ATTACH_FS
1384 locktype = VVolLockType(V_VOLUPD, 1);
1385 code = VLockVolumeByIdNB(volumeId, partP, locktype);
1393 if (VReadVolumeDiskHeader(volumeId, partP, &h)) {
1394 Log("1 inode_ConvertROtoRWvolume: Couldn't read header for RO-volume %lu.\n",
1395 afs_printable_uint32_lu(volumeId));
1399 FSYNC_VolOp(volumeId, pname, FSYNC_VOL_BREAKCBKS, 0, NULL);
1401 strcpy(tmpDevName, partP->devName);
1402 name = getDevName(tmpDevName, wpath);
1404 if ((err = ListViceInodes(name, VPartitionPath(partP),
1405 NULL, UpdateThisVolume, volumeId,
1406 &forcep, 0, wpath, &specinos)) < 0)
1408 Log("1 inode_ConvertROtoRWvolume: Couldn't get special inodes\n");
1413 #if defined(NEARINODE_HINT)
1414 nearInodeHash(volumeId, nearInode);
1415 nearInode %= partP->f_files;
1418 for (j = VI_VOLINFO; j < VI_LINKTABLE+1; j++) {
1419 if (specinos[j].inodeNumber > 0) {
1420 specinos[j].ninodeNumber =
1421 IH_CREATE(NULL, partP->device, VPartitionPath(partP),
1422 nearInode, h.parent, INODESPECIAL, j, h.parent);
1423 IH_INIT(ih, partP->device, volumeId,
1424 specinos[j].inodeNumber);
1427 Log("1 inode_ConvertROtoRWvolume: Couldn't find special inode %d for %d\n", j, volumeId);
1432 IH_INIT(ih2, partP->device, h.parent, specinos[j].ninodeNumber);
1433 fdP2 = IH_OPEN(ih2);
1435 Log("1 inode_ConvertROtoRWvolume: Couldn't find special inode %d for %d\n", j, h.parent);
1440 if (j == VI_VOLINFO)
1441 convertVolumeInfo(fdP, fdP2, ih2->ih_vid);
1445 len = FDH_PREAD(fdP, buffer, sizeof(buffer), offset);
1450 nBytes = FDH_PWRITE(fdP2, buffer, len, offset);
1451 if (nBytes != len) {
1462 /* Unlink the old special inode; otherwise we will get duplicate
1463 * special inodes if we recreate the RO again */
1464 if (IH_DEC(ih, specinos[j].inodeNumber, volumeId) == -1) {
1466 Log("IH_DEC failed: %x, %s, %u errno %d\n", ih,
1467 PrintInode(stmp, specinos[j].inodeNumber), volumeId, errno);
1476 #ifdef AFS_64BIT_IOPS_ENV
1477 h.volumeInfo_lo = (afs_int32)specinos[VI_VOLINFO].ninodeNumber & 0xffffffff;
1478 h.volumeInfo_hi = (afs_int32)(specinos[VI_VOLINFO].ninodeNumber >> 32) && 0xffffffff;
1479 h.smallVnodeIndex_lo = (afs_int32)specinos[VI_SMALLINDEX].ninodeNumber & 0xffffffff;
1480 h.smallVnodeIndex_hi = (afs_int32)(specinos[VI_SMALLINDEX].ninodeNumber >> 32) & 0xffffffff;
1481 h.largeVnodeIndex_lo = (afs_int32)specinos[VI_LARGEINDEX].ninodeNumber & 0xffffffff;
1482 h.largeVnodeIndex_hi = (afs_int32)(specinos[VI_LARGEINDEX].ninodeNumber >> 32) & 0xffffffff;
1483 if (specinos[VI_LINKTABLE].ninodeNumber) {
1484 h.linkTable_lo = (afs_int32)specinos[VI_LINKTABLE].ninodeNumber & 0xffffffff;
1485 h.linkTable_hi = (afs_int32)specinos[VI_LINKTABLE].ninodeNumber & 0xffffffff;
1488 h.volumeInfo_lo = specinos[VI_VOLINFO].ninodeNumber;
1489 h.smallVnodeIndex_lo = specinos[VI_SMALLINDEX].ninodeNumber;
1490 h.largeVnodeIndex_lo = specinos[VI_LARGEINDEX].ninodeNumber;
1491 if (specinos[VI_LINKTABLE].ninodeNumber) {
1492 h.linkTable_lo = specinos[VI_LINKTABLE].ninodeNumber;
1496 if (VCreateVolumeDiskHeader(&h, partP)) {
1497 Log("1 inode_ConvertROtoRWvolume: Couldn't write header for RW-volume %lu\n",
1498 afs_printable_uint32_lu(h.id));
1503 if (VDestroyVolumeDiskHeader(partP, volumeId, h.parent)) {
1504 Log("1 inode_ConvertROtoRWvolume: Couldn't unlink header for RO-volume %lu\n",
1505 afs_printable_uint32_lu(volumeId));
1508 FSYNC_VolOp(volumeId, pname, FSYNC_VOL_DONE, 0, NULL);
1509 FSYNC_VolOp(h.id, pname, FSYNC_VOL_ON, 0, NULL);
1512 # ifdef AFS_DEMAND_ATTACH_FS
1514 VUnlockVolumeById(volumeId, partP);
1516 # endif /* AFS_DEMAND_ATTACH_FS */
1519 #endif /* FSSYNC_BUILD_CLIENT */
1520 #endif /* AFS_NAMEI_ENV */