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, FILE *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 /*@+fcnmacros +macrofcndecl@*/
118 extern off64_t afs_lseek(int FD, off64_t O, int F);
119 #endif /*S_SPLINT_S */
120 #define afs_lseek(FD, O, F) lseek64(FD, (off64_t) (O), F)
121 #define afs_stat stat64
122 #define afs_fstat fstat64
123 #define afs_open open64
124 #define afs_fopen fopen64
125 #else /* !O_LARGEFILE */
127 extern off_t afs_lseek(int FD, off_t O, int F);
128 #endif /*S_SPLINT_S */
129 #define afs_lseek(FD, O, F) lseek(FD, (off_t) (O), F)
130 #define afs_stat stat
131 #define afs_fstat fstat
132 #define afs_open open
133 #define afs_fopen fopen
134 #endif /* !O_LARGEFILE */
135 /*@=fcnmacros =macrofcndecl@*/
137 /* Notice: parts of this module have been cribbed from vfsck.c */
140 static char *partition;
145 #include <jfs/filsys.h>
148 #define FSBSIZE (4096) /* filesystem block size */
149 #define FSBSHIFT (12) /* log2(FSBSIZE) */
150 #define FSBMASK (FSBSIZE - 1) /* FSBSIZE mask */
152 #define MIN_FSIZE DISKMAP_B /* minimum fs size (FSblocks) */
153 #define LAST_RSVD_I 15 /* last reserved inode */
158 * This will hopefully eventually make it into the system include files
160 #define INOPB (FSBSIZE / sizeof (struct dinode))
168 #endif /* AFS_AIX41_ENV */
171 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
172 XX This was lifted from some `com/cmd/fs/fshlpr_aix3/Fs.h', which indicated X
173 XX a longing to see it make it into a readily accessible include file. XXXXXX
174 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
176 * itoo - inode number to offset within disk block
179 #define itoo(x) (int) ((unsigned)(x) % INOPB)
181 int Bsize = FSBSIZE; /* block size for this system */
182 daddr_t fmax; /* total number of blocks n file system */
183 ino_t imax, inum; /* total number of I-nodes in file system */
185 static struct superblock fs;
186 struct dinode *ginode();
190 ListViceInodes(char *devname, char *mountedOn, FILE *inodeFile,
191 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
192 char *wpath, void *rock)
194 char dev[50], rdev[51];
197 struct ViceInodeInfo info;
198 struct stat root_inode;
199 int ninodes = 0, err = 0;
201 pfd = -1; /* initialize so we don't close on error output below. */
204 sleep(1); /* simulate operator */
210 partition = mountedOn;
211 sprintf(dev, "/dev/%s", devname);
212 sprintf(rdev, "/dev/r%s", devname);
214 if (stat(mountedOn, &root_inode) < 0) {
215 Log("cannot stat: %s\n", mountedOn);
219 if (root_inode.st_ino != ROOTDIR_I) {
220 Log("%s is not root of a filesystem\n", mountedOn);
226 * done with the superblock, now try to read the raw device.
228 if (ReadSuper(&fs, dev) < 0)
233 case FM_CLEAN: /* clean and unmounted */
234 Log("Most peculiar - Super blk in FM_CLEAN state!\n");
236 case FM_MOUNT: /* mounted cleanly */
239 case FM_MDIRTY: /* dirty when mounted or commit fail */
240 case FM_LOGREDO: /* log redo attempted but failed */
241 Log("File system %s is in a bad state.\n", rdev);
242 Log("Call your IBM representative.\n");
246 if (IsBigFilesFileSystem(&fs, (char *)0)) {
247 Log("%s is a big files filesystem, can't salvage.\n", mountedOn);
251 if (strncmp(fs.s_magic, fsv3magic, strlen(fsv3magic)) != 0) {
253 if ((strncmp(fs.s_magic, fsv3pmagic, strlen(fsv3pmagic)) != 0)
254 || (fs.s_version != fsv3pvers)) {
255 Log("Super block doesn't have the problem magic (%s vs v3magic %s v3pmagic %s)\n", fs.s_magic, fsv3magic, fsv3pmagic);
259 Log("Super block doesn't have the problem magic (%s vs v3magic %s)\n",
260 fs.s_magic, fsv3magic);
267 fragsize = (fs.s_fragsize) ? fs.s_fragsize : FSBSIZE;
268 iagsize = (fs.s_iagsize) ? fs.s_iagsize : fs.s_agsize;
269 ag512 = fragsize * fs.s_agsize / 512;
270 agblocks = fragsize * fs.s_agsize >> BSHIFT;
271 #endif /* AFS_AIX41_ENV */
273 fmax = fs.s_fsize / (FSBSIZE / 512); /* first invalid blk num */
275 pfd = afs_open(rdev, O_RDONLY);
277 Log("Unable to open `%s' inode for reading\n", rdev);
282 * calculate the maximum number of inodes possible
285 imax = iagsize * (fs.s_fsize / ag512) - 1;
286 #else /* AFS_AIX41_ENV */
288 ((fmax / fs.s_agsize +
289 ((fmax % fs.s_agsize) >= fs.s_agsize / INOPB ? 1 : 0))
291 #endif /* AFS_AIX41_ENV */
294 * check for "FORCESALVAGE" equivalent:
295 * LAST_RSVD_I is a vice inode, with dead beef, and
296 * di_nlink == 2 to indicate the FORCE.
298 osi_Assert(p = ginode(LAST_RSVD_I));
300 if (p->di_vicemagic == VICEMAGIC && p->di_vicep1 == 0xdeadbeef
301 && p->di_nlink == 2) {
303 idec(root_inode.st_dev, LAST_RSVD_I, 0xdeadbeef);
306 for (inum = LAST_RSVD_I + 1; inum <= imax; ++inum) {
307 if ((p = ginode(inum)) == NULL || p->di_vicemagic != VICEMAGIC
308 || (p->di_mode & IFMT) != IFREG)
311 info.inodeNumber = inum;
312 info.byteCount = p->di_size;
313 info.linkCount = p->di_nlink;
314 info.u.param[0] = p->di_vicep1;
315 info.u.param[1] = p->di_vicep2;
316 info.u.param[2] = p->di_vicep3;
317 info.u.param[3] = p->di_vicep4;
319 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
323 if (fwrite(&info, sizeof info, 1, inodeFile) != 1) {
324 Log("Error writing inode file for partition %s\n", partition);
332 if (fflush(inodeFile) == EOF) {
333 Log("Unable to successfully flush inode file for %s\n", partition);
337 if (fsync(fileno(inodeFile)) == -1) {
338 Log("Unable to successfully fsync inode file for %s\n", partition);
344 * Paranoia: check that the file is really the right size
346 if (fstat(fileno(inodeFile), &status) == -1) {
347 Log("Unable to successfully stat inode file for %s\n", partition);
351 if (status.st_size != ninodes * sizeof(struct ViceInodeInfo)) {
352 Log("Wrong size (%d instead of %d) in inode file for %s\n",
353 status.st_size, ninodes * sizeof(struct ViceInodeInfo),
371 /* Read in the superblock for devName */
373 ReadSuper(struct superblock *fs, char *devName)
377 pfd = afs_open(devName, O_RDONLY);
379 Log("Unable to open inode on %s for reading superblock.\n", devName);
383 if (bread(pfd, fs, SUPER_B, sizeof(struct superblock)) < 0) {
384 Log("Unable to read superblock on %s.\n", devName);
392 /* IsBigFilesFileSystem returns 1 if it's a big files filesystem, 0 otherwise. */
394 IsBigFilesFileSystem(struct superblock *sb)
396 if ((strncmp(sb->s_magic, fsv3pmagic, 4) == 0)
397 && (sb->s_version == fsbigfile)
411 static char buf[FSBSIZE];
412 static daddr_t last_blk = -1;
418 0) ? INODES_B + inum / INOPB : ag * agblocks + (inum -
421 #else /* AFS_AIX41_ENV */
422 ag = inum / fs.s_agsize;
425 0) ? INODES_B + inum / INOPB : ag * fs.s_agsize + (inum -
429 #endif /* AFS_AIX41_ENV */
431 if (last_blk != pblk) {
432 if (bread(pfd, buf, pblk, sizeof(buf)) < 0) {
439 dp = (struct dinode *)buf;
444 #else /* !AFS_AIX31_ENV */
446 #if defined(AFS_SGI_ENV)
448 /* libefs.h includes <assert.h>, which we don't want */
451 #ifdef AFS_SGI_XFS_IOPS_ENV
453 #include <afs/xfsattrs.h>
454 /* xfs_ListViceInodes
456 * xfs_ListViceInodes verifies and correct the XFS namespace as it collects
457 * the inode information. The name is required for the idec operation to work.
458 * Steps 2 and 3 below are for the AFS_XFS_NAME_VERS == 1. If the name space
459 * changes, the algorithm will need to change.
460 * 1) If the parent inode number does not match the directory's inod number,
461 * change it in the attribute.
462 * 2) If the unqifier in the attribute does not match the name, rename the
463 * file. This is done by doing an exclusive open, incrementing the tag
464 * number until a file can be created. If the tag changes, then the
465 * attribute will need updating.
466 * 3) If the tag in the attribute does not match the name, change the
468 * 4) Verify uid = RW volume id and gid = XFS_VICEMAGIC.
474 * Does the verifications listed above.
475 * We can't change the names until the readdir is complete, so we set the
476 * rename flag if the file needs renaming.
479 xfs_VerifyInode(char *dir, uint64_t pino, char *name, i_list_inode_t * info,
486 int update_chown = 0;
494 (void)sprintf(path, "%s/%s", dir, name);
495 /* Verify uid and gid fields */
496 if (info->ili_magic != XFS_VICEMAGIC) {
497 Log("%s magic for %s/%s (inode %s) from %d to %d\n",
498 Testing ? "Would have changed" : "Changing", dir, name,
499 PrintInode(stmp, info->ili_info.inodeNumber), info->ili_magic,
505 vno = info->ili_info.param[0];
506 if (info->ili_vno != AFS_XFS_VNO_CLIP(vno)) {
507 Log("%s volume id for %s/%s (inode %s) from %d to %d\n",
508 Testing ? "Would have changed" : "Changing", dir, name,
509 PrintInode(stmp, info->ili_info.inodeNumber), info->ili_vno,
510 AFS_XFS_VNO_CLIP(vno));
516 if (chown(path, AFS_XFS_VNO_CLIP(vno), XFS_VICEMAGIC) < 0) {
517 Log("Can't chown %s to uid=%d, gid=0x%x\n", path,
518 AFS_XFS_VNO_CLIP(vno), XFS_VICEMAGIC);
523 /* Check Parent inode number. */
524 if (info->ili_pino != pino) {
525 afs_ino_str_t sino, sipino, spino;
526 (void)PrintInode(sino, info->ili_info.inodeNumber);
527 (void)PrintInode(sipino, info->ili_pino);
528 (void)PrintInode(spino, pino);
529 Log("%s parent ino for %s (inode %s) from %s to %s.\n",
530 Testing ? "Would have changed" : "Changing", path, sino, sipino,
536 /* Verify the file name. */
537 (void)strcpy(tmpName, ".");
538 (void)strcat(tmpName, int_to_base64(stmp, info->ili_info.param[2]));
539 if (strncmp(name, tmpName, strlen(tmpName))) {
540 Log("%s name %s (inode %s) in directory %s, unique=%d, tag=%d\n",
541 Testing ? "Would have returned bad" : "Bad", name,
542 PrintInode(stmp, info->ili_info.inodeNumber), dir,
543 info->ili_info.param[2], info->ili_tag);
549 /* update the tag? */
550 (void)strcat(tmpName, ".");
551 (void)strcat(tmpName, int_to_base64(stmp, info->ili_tag));
552 if (strcmp(name, tmpName)) {
554 (void)strcpy(tmpName, name);
555 p = strchr(tmpName + 1, '.');
557 Log("No tag found on name %s (inode %s)in directory, %s.\n",
558 name, PrintInode(stmp, info->ili_info.inodeNumber), dir,
559 Testing ? "would have renamed" : "will rename");
563 tag = base64_to_int(p + 1);
564 Log("%s the tag for %s (inode %s) from %d to %d.\n",
565 Testing ? "Would have changed" : "Will change", path,
566 PrintInode(stmp, info->ili_info.inodeNumber), dir, tag,
574 if (update_pino || update_tag) {
575 afs_xfs_attr_t attrs;
578 length = SIZEOF_XFS_ATTR_T;
579 if (attr_get(path, AFS_XFS_ATTR, (char *)&attrs, &length, ATTR_ROOT) <
581 Log("Can't get AFS attribute for %s\n", path);
585 attrs.at_pino = pino;
589 (path, AFS_XFS_ATTR, (char *)&attrs, length,
590 ATTR_ROOT | ATTR_REPLACE) < 0) {
591 Log("Can't set AFS attribute into %s\n", path);
605 xfs_RenameFiles(char *dir, xfs_Rename_t * renames, int n_renames)
608 char opath[128], nbase[128], npath[128];
609 afs_xfs_attr_t attrs;
610 int length = SIZEOF_XFS_ATTR_T;
615 for (i = 0; i < n_renames; i++) {
616 (void)sprintf(opath, "%s/%s", dir, renames[i].name);
617 (void)sprintf(nbase, "%s/.%s", dir,
618 int_to_base64(stmp, renames[i].uniq));
619 for (tag = 2, j = 0; j < 64; tag++, j++) {
620 (void)sprintf(npath, "%s.%s", nbase, int_to_base64(stmp, tag));
621 fd = afs_open(npath, O_CREAT | O_EXCL | O_RDWR, 0);
628 Log("Can't find a new name for %s\n", opath);
631 if (rename(opath, npath) < 0) {
632 Log("Can't rename %s to %s\n", opath, npath);
635 Log("Renamed %s to %s\n", opath, npath);
642 xfs_ListViceInodes(char *devname, char *mountedOn, FILE *inodeFile,
643 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep,
644 int forceR, char *wpath, void *rock)
647 int info_size = sizeof(i_list_inode_t);
650 dirent64_t *top_direntp;
652 dirent64_t *vol_direntp;
653 struct stat64 sdirbuf;
654 struct stat64 sfilebuf;
655 afs_xfs_attr_t attrs;
656 afs_xfs_dattr_t dattrs;
658 char vol_dirname[1024];
661 xfs_Rename_t *renames = (xfs_Rename_t *) 0;
663 #define N_RENAME_STEP 64
672 if (stat64(mountedOn, &sdirbuf) < 0) {
673 perror("xfs_ListViceInodes: stat64");
677 if ((top_dirp = opendir(mountedOn)) == NULL) {
678 Log("Can't open directory %s to read inodes.\n", mountedOn);
682 while (top_direntp = readdir64(top_dirp)) {
683 /* Only descend directories with the AFSDIR attribute set.
684 * Could also verify the contents of the atribute, but currently
686 * Performance could be improved for single volume salvages by
687 * only going through the directory containing the volume's inodes.
688 * But I'm being complete as a first pass.
690 (void)sprintf(vol_dirname, "%s/%s", mountedOn, top_direntp->d_name);
691 length = SIZEOF_XFS_DATTR_T;
693 (vol_dirname, AFS_XFS_DATTR, (char *)&dattrs, &length, ATTR_ROOT))
696 if ((vol_dirp = opendir(vol_dirname)) == NULL) {
697 if (errno == ENOTDIR)
699 Log("Can't open directory %s to read inodes.\n", vol_dirname);
703 pino = top_direntp->d_ino;
705 while (vol_direntp = readdir64(vol_dirp)) {
706 if (vol_direntp->d_name[1] == '\0'
707 || vol_direntp->d_name[1] == '.')
710 info.ili_version = AFS_XFS_ILI_VERSION;
711 info_size = sizeof(i_list_inode_t);
713 ilistinode64(sdirbuf.st_dev, vol_direntp->d_ino, &info,
716 /* Where possible, give more explicit messages. */
720 Log("%s (device id %d) is not on an XFS filesystem.\n",
721 vol_dirname, sdirbuf.st_dev);
726 if (info_size != sizeof(i_list_inode_t)
727 || info.ili_version != AFS_XFS_ILI_VERSION) {
728 Log("Version skew between kernel and salvager.\n");
733 /* Continue, so we collect all the errors in the first pass. */
734 Log("Error listing inode named %s/%s: %s\n", vol_dirname,
735 vol_direntp->d_name, strerror(errno));
740 if (info.ili_attr_version != AFS_XFS_ATTR_VERS) {
741 Log("Unrecognized XFS attribute version %d in %s/%s. Upgrade salvager\n", info.ili_attr_version, vol_dirname, vol_direntp->d_name);
745 if (judgeInode && (*judgeInode) (&info.ili_info, judgeParam, rock) == 0)
750 (vol_dirname, pino, vol_direntp->d_name, &info,
756 /* Add this name to the list of items to rename. */
757 if (n_renames >= n_avail) {
758 n_avail += N_RENAME_STEP;
759 if (n_avail == N_RENAME_STEP)
760 renames = (xfs_Rename_t *)
761 malloc(n_avail * sizeof(xfs_Rename_t));
763 renames = (xfs_Rename_t *)
764 realloc((char *)renames,
765 n_avail * sizeof(xfs_Rename_t));
767 Log("Can't %salloc %lu bytes for rename list.\n",
768 (n_avail == N_RENAME_STEP) ? "m" : "re",
769 n_avail * sizeof(xfs_Rename_t));
773 (void)strcpy(renames[n_renames].name, vol_direntp->d_name);
774 renames[n_renames].uniq = info.ili_info.param[2];
780 (&info.ili_info, sizeof(vice_inode_info_t), 1, inodeFile)
782 Log("Error writing inode file for partition %s\n", mountedOn);
788 } /* end while vol_direntp */
791 vol_dirp = (DIR *) 0;
793 Log("Renaming files.\n");
794 if (xfs_RenameFiles(vol_dirname, renames, n_renames) < 0) {
802 free((char *)renames);
804 if (fflush(inodeFile) == EOF) {
805 ("Unable to successfully flush inode file for %s\n", mountedOn);
806 return errors ? -1 : -2;
808 if (fsync(fileno(inodeFile)) == -1) {
809 Log("Unable to successfully fsync inode file for %s\n", mountedOn);
810 return errors ? -1 : -2;
813 * Paranoia: check that the file is really the right size
815 if (fstat(fileno(inodeFile), &status) == -1) {
816 Log("Unable to successfully stat inode file for %s\n", partition);
817 return errors ? -1 : -2;
819 if (status.st_size != ninodes * sizeof(struct ViceInodeInfo)) {
820 Log("Wrong size (%d instead of %d) in inode file for %s\n",
821 status.st_size, ninodes * sizeof(struct ViceInodeInfo),
823 return errors ? -1 : -2;
828 Log("Errors encontered listing inodes, not salvaging partition.\n");
840 free((char *)renames);
847 ListViceInodes(char *devname, char *mountedOn, FILE *inodeFile,
848 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
849 char *wpath, void *rock)
851 char dev[50], rdev[51];
853 struct efs_dinode *p;
854 struct ViceInodeInfo info;
855 struct stat root_inode;
856 int ninodes = 0, err = 0;
857 struct efs_dinode *dinodeBuf = NULL;
859 ino_t imax, inum; /* total number of I-nodes in file system */
863 sleep(1); /* simulate operator */
869 if (stat(mountedOn, &root_inode) < 0) {
870 Log("cannot stat: %s\n", mountedOn);
873 #ifdef AFS_SGI_XFS_IOPS_ENV
874 if (!strcmp("xfs", root_inode.st_fstype)) {
875 return xfs_ListViceInodes(devname, mountedOn, inodeFile, judgeInode,
876 judgeParam, forcep, forceR, wpath, rock);
880 Log("%s is not root of a filesystem\n", mountedOn);
885 #else /* AFS_SGI_ENV */
888 #define SPERB (MAXBSIZE / sizeof(short))
889 #define MAXNINDIR (MAXBSIZE / sizeof(daddr_t))
892 struct bufarea *b_next; /* must be first */
896 char b_buf[MAXBSIZE]; /* buffer space */
897 short b_lnks[SPERB]; /* link counts */
898 daddr_t b_indir[MAXNINDIR]; /* indirect block */
899 struct fs b_fs; /* super block */
900 struct cg b_cg; /* cylinder group */
904 typedef struct bufarea BUFAREA;
907 #define sblock sblk.b_un.b_fs
908 #endif /* AFS_HPUX_ENV */
910 extern char *afs_rawname();
912 ListViceInodes(char *devname, char *mountedOn, FILE *inodeFile,
913 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
914 char *wpath, void *rock)
920 #else /* !AFS_AIX_ENV */
925 int i, c, e, bufsize, code, err = 0;
926 char dev[50], rdev[100], err1[512], *ptr1;
927 struct dinode *inodes = NULL, *einodes, *dptr;
931 struct ViceInodeInfo info;
934 partition = mountedOn;
935 sprintf(rdev, "%s/%s", wpath, devname);
936 ptr1 = afs_rawname(rdev);
940 /* Bletch: this is terrible; is there a better way to do this? Does this work? vfsck doesn't even sleep!! */
942 sleep(5); /* Trying a smaller one for aix */
947 pfd = afs_open(rdev, O_RDONLY);
949 sprintf(err1, "Could not open device %s to get inode list\n", rdev);
954 if (bread(pfd, (char *)&super.fs, SUPERB, sizeof super.fs) == -1) {
957 if (bread(pfd, (char *)&sblock, SBLOCK, SBSIZE) == -1) {
959 if (bread(pfd, super.block, SBLOCK, SBSIZE) == -1) {
960 #endif /* AFS_HPUX_ENV */
962 Log("Unable to read superblock, partition %s\n", partition);
968 * char *FSlabel(), *fslabel=0;
969 * fslabel = FSlabel(&super.fs);
971 if (super.fs.s_bsize == 0)
972 super.fs.s_bsize = 512;
973 if (super.fs.s_bsize != BSIZE) {
974 Log("SuperBlk: Cluster size not %d; run vfsck\n", BSIZE);
977 fmax = super.fs.s_fsize; /* first invalid blk num */
978 imax = ((ino_t) super.fs.s_isize - (SUPERB + 1)) * INOPB;
980 Log("Size check: imax==0!\n");
983 if (GetAuxInodeFile(partition, &status) == 0) {
984 Log("Can't access Aux inode file for partition %s, aborting\n",
988 for (inum = 1; inum <= imax; inum++) {
989 struct dauxinode *auxp;
990 if ((auxp = IsAfsInode(inum)) == NULL) {
991 /* Not an afs inode, keep going */
994 if ((p = ginode(inum)) == NULL)
996 /* deleted/non-existent inode when di_mode == 0 */
999 info.inodeNumber = (int)inum;
1000 info.byteCount = p->di_size;
1001 info.linkCount = p->di_nlink;
1002 info.u.param[0] = auxp->aux_param1;
1003 info.u.param[1] = auxp->aux_param2;
1004 info.u.param[2] = auxp->aux_param3;
1005 info.u.param[3] = auxp->aux_param4;
1006 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
1009 if (fwrite(&info, sizeof info, 1, inodeFile) != 1) {
1010 Log("Error writing inode file for partition %s\n", partition);
1018 * run a few consistency checks of the superblock
1019 * (Cribbed from vfsck)
1022 #if defined(FD_FSMAGIC)
1023 if ((sblock.fs_magic != FS_MAGIC) && (sblock.fs_magic != FS_MAGIC_LFN)
1024 && (sblock.fs_magic != FD_FSMAGIC)
1025 #if defined(AFS_HPUX101_ENV)
1026 && (sblock.fs_magic != FD_FSMAGIC_2)
1030 if ((sblock.fs_magic != FS_MAGIC) && (sblock.fs_magic != FS_MAGIC_LFN)) {
1032 Log("There's something wrong with the superblock for partition %s; bad magic (%d) run vfsck\n", partition, sblock.fs_magic);
1035 if (sblock.fs_ncg < 1) {
1036 Log("There's something wrong with the superblock for partition %s; NCG OUT OF RANGE (%d) run vfsck\n", partition, sblock.fs_ncg);
1039 if (sblock.fs_cpg < 1 || sblock.fs_cpg > MAXCPG) {
1040 Log("There's something wrong with the superblock for partition %s; CPG OUT OF RANGE (%d) run vfsck\n", partition, sblock.fs_cpg);
1043 if (sblock.fs_ncg * sblock.fs_cpg < sblock.fs_ncyl
1044 || (sblock.fs_ncg - 1) * sblock.fs_cpg >= sblock.fs_ncyl) {
1045 Log("There's something wrong with the superblock for partition %s; NCYL LESS THAN NCG*CPG run vfsck\n", partition);
1048 if (sblock.fs_sbsize > SBSIZE) {
1049 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);
1053 if ((super.fs.fs_magic != FS_MAGIC)
1054 || (super.fs.fs_ncg < 1)
1055 #if defined(AFS_SUN_ENV) || defined(AFS_OSF_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1056 || (super.fs.fs_cpg < 1)
1058 || (super.fs.fs_cpg < 1 || super.fs.fs_cpg > MAXCPG)
1060 || (super.fs.fs_ncg * super.fs.fs_cpg < super.fs.fs_ncyl
1061 || (super.fs.fs_ncg - 1) * super.fs.fs_cpg >= super.fs.fs_ncyl)
1062 || (super.fs.fs_sbsize > SBSIZE)) {
1063 Log("There's something wrong with the superblock for partition %s; run vfsck\n", partition);
1066 #endif /* AFS_HPUX_ENV */
1069 bufsize = sblock.fs_ipg * sizeof(struct dinode);
1071 bufsize = super.fs.fs_ipg * sizeof(struct dinode);
1072 #endif /* AFS_HPUX_ENV */
1073 inodes = (struct dinode *)malloc(bufsize);
1074 einodes = (struct dinode *)(((char *)inodes) + bufsize);
1075 if (inodes == NULL) {
1076 Log("Unable to allocate enough memory to scan inodes; help!\n");
1079 Log("Scanning inodes on device %s...\n", rdev);
1081 for (c = 0; c < sblock.fs_ncg; c++) {
1082 i = c * sblock.fs_ipg;
1083 e = i + sblock.fs_ipg;
1084 #if defined(AFS_HPUX102_ENV)
1085 if (afs_lseek(pfd, dbtoo(fsbtodb(&sblock, itod(&sblock, i))), L_SET) ==
1088 if (afs_lseek(pfd, dbtob(fsbtodb(&sblock, itod(&sblock, i))), L_SET) ==
1092 for (c = 0; c < super.fs.fs_ncg; c++) {
1094 #if defined(AFS_SUN5_ENV) || defined(AFS_DARWIN_ENV)
1096 #if defined(AFS_DARWIN_ENV)
1097 #define offset_t off_t
1098 #define llseek lseek
1101 #endif /* AFS_SUN5_ENV */
1102 i = c * super.fs.fs_ipg;
1103 e = i + super.fs.fs_ipg;
1105 dblk1 = fsbtodb(&super.fs, itod(&super.fs, i));
1106 if (afs_lseek(pfd, (off_t) ((off_t) dblk1 * DEV_BSIZE), L_SET) == -1) {
1108 #if defined(AFS_SUN5_ENV) || defined(AFS_DARWIN_ENV)
1109 f1 = fsbtodb(&super.fs, itod(&super.fs, i));
1110 off = (offset_t) f1 << DEV_BSHIFT;
1111 if (llseek(pfd, off, L_SET) == -1) {
1113 if (afs_lseek(pfd, dbtob(fsbtodb(&super.fs, itod(&super.fs, i))), L_SET)
1115 #endif /* AFS_SUN5_ENV */
1116 #endif /* AFS_OSF_ENV */
1117 #endif /* AFS_HPUX_ENV */
1118 Log("Error reading inodes for partition %s; run vfsck\n",
1124 if (read(pfd, inodes, bufsize) != bufsize) {
1125 Log("Error reading inodes for partition %s; run vfsck\n",
1132 for (bj = bk = 0; bj < bufsize; bj = bj + 512, bk++) {
1133 if ((code = read(pfd, dptr, 512)) != 512) {
1134 Log("Error reading inode %d? for partition %s (errno = %d); run vfsck\n", bk + i, partition, errno);
1135 if (afs_lseek(pfd, 512, L_SET) == -1) {
1136 Log("Lseek failed\n");
1151 for (p = inodes; p < einodes && i < e; i++, p++) {
1153 Log("Ino=%d, v1=%x, v2=%x, v3=%x, mode=%x size=%d, lcnt=%d\n",
1154 i, p->di_vicep1, p->di_vicep2, p->di_vicep3, p->di_mode,
1155 p->di_size, p->di_nlink);
1157 ("Ino=%d, v1=%x, v2=%x, v3=%x, mode=%x size=%d, lcnt=%d\n",
1158 i, p->di_vicep1, p->di_vicep2, p->di_vicep3, p->di_mode,
1159 p->di_size, p->di_nlink);
1162 #ifdef AFS_3DISPARES
1163 /* Check to see if this inode is a pre-"OSF1 4.0D" inode */
1164 if ((p->di_uid || p->di_gid)
1165 && !(p->di_flags & (IC_XUID | IC_XGID))) {
1166 Log("Found unconverted inode %d: Use 'fs_conv_dux40D convert' on partition %s\n", i, partition);
1170 osi_Panic("Tru64 needs AFS_3DISPARES\n");
1173 #if defined(AFS_SUN56_ENV)
1174 /* if this is a pre-sol2.6 unconverted inode, bail out */
1176 afs_uint32 p1, p2, p3, p4;
1180 q = (quad *) & (p->di_ic.ic_lsize);
1182 p2 = p->di_ic.ic_flags;
1184 p4 = p->di_ic.ic_uid;
1185 p5 = p->di_ic.ic_gid;
1187 if ((p2 || p3) && !p4 && (p5 == -2)) {
1188 Log("Found unconverted inode %d\n", i);
1189 Log("You should run the AFS file conversion utility\n");
1194 if (IS_DVICEMAGIC(p) && (p->di_mode & IFMT) == IFREG) {
1195 afs_uint32 p2 = p->di_vicep2, p3 = DI_VICEP3(p);
1197 info.u.param[0] = p->di_vicep1;
1198 #ifdef AFS_3DISPARES
1199 if (((p2 >> 3) == INODESPECIAL) && (p2 & 0x3)) {
1200 info.u.param[1] = INODESPECIAL;
1201 info.u.param[2] = p3;
1202 info.u.param[3] = p2 & 0x3;
1204 info.u.param[1] = ((p2 >> 27) << 16) + (p3 & 0xffff);
1205 info.u.param[2] = (p2 & 0x3fffff);
1207 (((p2 >> 22) & 0x1f) << 16) + (p3 >> 16);
1210 info.u.param[1] = p->di_vicep2;
1211 info.u.param[2] = DI_VICEP3(p);
1212 info.u.param[3] = p->di_vicep4;
1214 info.inodeNumber = i;
1215 info.byteCount = p->di_size;
1216 info.linkCount = p->di_nlink;
1217 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
1220 if (fwrite(&info, sizeof info, 1, inodeFile) != 1) {
1221 Log("Error writing inode file for partition %s\n",
1235 if (fflush(inodeFile) == EOF) {
1236 Log("Unable to successfully flush inode file for %s\n", partition);
1240 if (fsync(fileno(inodeFile)) == -1) {
1241 Log("Unable to successfully fsync inode file for %s\n", partition);
1247 * Paranoia: check that the file is really the right size
1249 if (fstat(fileno(inodeFile), &status) == -1) {
1250 Log("Unable to successfully stat inode file for %s\n", partition);
1254 if (status.st_size != ninodes * sizeof(struct ViceInodeInfo)) {
1255 Log("Wrong size (%d instead of %d) in inode file for %s\n",
1256 status.st_size, ninodes * sizeof(struct ViceInodeInfo),
1273 #endif /* !AFS_SGI_ENV */
1274 #endif /* !AFS_AIX31_ENV */
1276 #ifdef AFS_DARWIN_ENV
1278 #define dbtob(db) ((unsigned)(db) << DEV_BSHIFT)
1282 bread(int fd, char *buf, daddr_t blk, afs_int32 size)
1285 #ifdef AFS_AIX41_ENV
1286 offset_t off = (offset_t) blk << FSBSHIFT;
1287 if (llseek(fd, off, 0) < 0) {
1288 Log("Unable to seek to offset %llu for block %u\n", off, blk);
1291 #else /* AFS_AIX41_ENV */
1292 if (afs_lseek(fd, blk * Bsize, 0) < 0) {
1293 Log("Unable to seek to offset %u for block %u\n", blk * Bsize, blk);
1295 #endif /* AFS_AIX41_ENV */
1297 if (afs_lseek(fd, (off_t) dbtob(blk), L_SET) < 0) {
1298 Log("Unable to seek to offset %u for block %u\n", dbtob(blk), blk);
1301 if (read(fd, buf, size) != size) {
1302 Log("Unable to read block %d, partition %s\n", blk, partition);
1308 #endif /* AFS_LINUX20_ENV */
1310 convertVolumeInfo(FdHandle_t *fdhr, FdHandle_t *fdhw, afs_uint32 vid)
1312 struct VolumeDiskData vd;
1315 if (FDH_PREAD(fdhr, &vd, sizeof(struct VolumeDiskData), 0) !=
1316 sizeof(struct VolumeDiskData)) {
1317 Log("1 convertiVolumeInfo: read failed for %lu with code %d\n", vid,
1321 vd.restoredFromId = vd.id; /* remember the RO volume here */
1323 vd.id = vd.parentId;
1327 vd.uniquifier += 5000; /* just in case there are still file copies
1328 from the old RW volume around */
1330 /* For ROs, the copyDate contains the time that the RO volume was actually
1331 * created, and the creationDate just contains the last time the RO was
1332 * copied from the RW data. So, make the new RW creationDate more accurate
1333 * by setting it to copyDate, if copyDate is older. Since, we know the
1334 * volume is at least as old as copyDate. */
1335 if (vd.copyDate < vd.creationDate) {
1336 vd.creationDate = vd.copyDate;
1338 /* If copyDate is newer, just make copyDate and creationDate the same,
1339 * for consistency with other RWs */
1340 vd.copyDate = vd.creationDate;
1343 p = strrchr(vd.name, '.');
1344 if (p && !strcmp(p, ".readonly")) {
1348 if (FDH_PWRITE(fdhw, &vd, sizeof(struct VolumeDiskData), 0) !=
1349 sizeof(struct VolumeDiskData)) {
1350 Log("1 convertiVolumeInfo: write failed for %lu with code %d\n", vid,
1358 afs_int32 inodeType;
1365 UpdateThisVolume(struct ViceInodeInfo *inodeinfo, VolumeId singleVolumeNumber,
1366 struct specino *specinos)
1369 if ((inodeinfo->u.vnode.vnodeNumber == INODESPECIAL) &&
1370 (inodeinfo->u.vnode.volumeId == singleVolumeNumber)) {
1371 specinos[inodeinfo->u.special.type].inodeNumber =
1372 inodeinfo->inodeNumber;
1374 return 0; /* We aren't using a result file, we're caching */
1378 getDevName(char *pbuffer, char *wpath)
1380 char pbuf[128], *ptr;
1381 strcpy(pbuf, pbuffer);
1382 ptr = (char *)strrchr(pbuf, OS_DIRSEPC);
1385 strcpy(wpath, pbuf);
1388 ptr = (char *)strrchr(pbuffer, OS_DIRSEPC);
1390 strcpy(pbuffer, ptr + 1);
1396 #ifdef FSSYNC_BUILD_CLIENT
1398 inode_ConvertROtoRWvolume(char *pname, afs_uint32 volumeId)
1400 char dir_name[512], oldpath[512], newpath[512];
1402 char headername[16];
1404 int fd, err, forcep, j;
1405 ssize_t len, nBytes;
1407 struct DiskPartition64 *partP;
1408 struct ViceInodeInfo info;
1409 struct VolumeDiskHeader h;
1410 IHandle_t *ih, *ih2;
1411 FdHandle_t *fdP, *fdP2;
1414 char tmpDevName[100];
1416 struct specino specinos[VI_LINKTABLE+1];
1417 Inode nearInode = 0;
1418 # ifdef AFS_DEMAND_ATTACH_FS
1420 # endif /* AFS_DEMAND_ATTACH_FS */
1423 memset(&specinos, 0, sizeof(specinos));
1425 /* now do the work */
1427 for (partP = DiskPartitionList; partP && strcmp(partP->name, pname);
1428 partP = partP->next);
1430 Log("1 inode_ConvertROtoRWvolume: Couldn't find DiskPartition for %s\n", pname);
1435 #ifdef AFS_DEMAND_ATTACH_FS
1436 locktype = VVolLockType(V_VOLUPD, 1);
1437 code = VLockVolumeByIdNB(volumeId, partP, locktype);
1445 if (VReadVolumeDiskHeader(volumeId, partP, &h)) {
1446 Log("1 inode_ConvertROtoRWvolume: Couldn't read header for RO-volume %lu.\n",
1447 afs_printable_uint32_lu(volumeId));
1451 FSYNC_VolOp(volumeId, pname, FSYNC_VOL_BREAKCBKS, 0, NULL);
1453 strcpy(tmpDevName, partP->devName);
1454 name = getDevName(tmpDevName, wpath);
1456 if ((err = ListViceInodes(name, VPartitionPath(partP),
1457 NULL, UpdateThisVolume, volumeId,
1458 &forcep, 0, wpath, &specinos)) < 0)
1460 Log("1 inode_ConvertROtoRWvolume: Couldn't get special inodes\n");
1465 #if defined(NEARINODE_HINT)
1466 nearInodeHash(volumeId, nearInode);
1467 nearInode %= partP->f_files;
1470 for (j = VI_VOLINFO; j < VI_LINKTABLE+1; j++) {
1471 if (specinos[j].inodeNumber > 0) {
1472 specinos[j].ninodeNumber =
1473 IH_CREATE(NULL, partP->device, VPartitionPath(partP),
1474 nearInode, h.parent, INODESPECIAL, j, h.parent);
1475 IH_INIT(ih, partP->device, volumeId,
1476 specinos[j].inodeNumber);
1479 Log("1 inode_ConvertROtoRWvolume: Couldn't find special inode %d for %d\n", j, volumeId);
1484 IH_INIT(ih2, partP->device, h.parent, specinos[j].ninodeNumber);
1485 fdP2 = IH_OPEN(ih2);
1487 Log("1 inode_ConvertROtoRWvolume: Couldn't find special inode %d for %d\n", j, h.parent);
1492 if (j == VI_VOLINFO)
1493 convertVolumeInfo(fdP, fdP2, ih2->ih_vid);
1497 len = FDH_PREAD(fdP, buffer, sizeof(buffer), offset);
1502 nBytes = FDH_PWRITE(fdP2, buffer, len, offset);
1503 if (nBytes != len) {
1514 /* Unlink the old special inode; otherwise we will get duplicate
1515 * special inodes if we recreate the RO again */
1516 if (IH_DEC(ih, specinos[j].inodeNumber, volumeId) == -1) {
1518 Log("IH_DEC failed: %x, %s, %u errno %d\n", ih,
1519 PrintInode(stmp, specinos[j].inodeNumber), volumeId, errno);
1528 #ifdef AFS_64BIT_IOPS_ENV
1529 h.volumeInfo_lo = (afs_int32)specinos[VI_VOLINFO].ninodeNumber & 0xffffffff;
1530 h.volumeInfo_hi = (afs_int32)(specinos[VI_VOLINFO].ninodeNumber >> 32) && 0xffffffff;
1531 h.smallVnodeIndex_lo = (afs_int32)specinos[VI_SMALLINDEX].ninodeNumber & 0xffffffff;
1532 h.smallVnodeIndex_hi = (afs_int32)(specinos[VI_SMALLINDEX].ninodeNumber >> 32) & 0xffffffff;
1533 h.largeVnodeIndex_lo = (afs_int32)specinos[VI_LARGEINDEX].ninodeNumber & 0xffffffff;
1534 h.largeVnodeIndex_hi = (afs_int32)(specinos[VI_LARGEINDEX].ninodeNumber >> 32) & 0xffffffff;
1535 if (specinos[VI_LINKTABLE].ninodeNumber) {
1536 h.linkTable_lo = (afs_int32)specinos[VI_LINKTABLE].ninodeNumber & 0xffffffff;
1537 h.linkTable_hi = (afs_int32)specinos[VI_LINKTABLE].ninodeNumber & 0xffffffff;
1540 h.volumeInfo_lo = specinos[VI_VOLINFO].ninodeNumber;
1541 h.smallVnodeIndex_lo = specinos[VI_SMALLINDEX].ninodeNumber;
1542 h.largeVnodeIndex_lo = specinos[VI_LARGEINDEX].ninodeNumber;
1543 if (specinos[VI_LINKTABLE].ninodeNumber) {
1544 h.linkTable_lo = specinos[VI_LINKTABLE].ninodeNumber;
1548 if (VCreateVolumeDiskHeader(&h, partP)) {
1549 Log("1 inode_ConvertROtoRWvolume: Couldn't write header for RW-volume %lu\n",
1550 afs_printable_uint32_lu(h.id));
1555 if (VDestroyVolumeDiskHeader(partP, volumeId, h.parent)) {
1556 Log("1 inode_ConvertROtoRWvolume: Couldn't unlink header for RO-volume %lu\n",
1557 afs_printable_uint32_lu(volumeId));
1560 FSYNC_VolOp(volumeId, pname, FSYNC_VOL_DONE, 0, NULL);
1561 FSYNC_VolOp(h.id, pname, FSYNC_VOL_ON, 0, NULL);
1564 # ifdef AFS_DEMAND_ATTACH_FS
1566 VUnlockVolumeById(volumeId, partP);
1568 # endif /* AFS_DEMAND_ATTACH_FS */
1571 #endif /* FSSYNC_BUILD_CLIENT */
1572 #endif /* AFS_NAMEI_ENV */