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>
28 #if defined(AFS_LINUX20_ENV)
33 * -1 - Unable to read the inodes.
34 * -2 - Unable to completely write temp file. Produces warning message in log.
37 ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
38 afs_uint32 (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
39 char *wpath, void *rock)
41 Log("ListViceInodes not implemented for this platform!\n");
45 #if !defined(AFS_SGI_ENV)
48 #else /* AFS_OSF_ENV */
49 #ifdef AFS_VFSINCL_ENV
52 #include <sys/fs/ufs_fs.h>
54 #if defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
55 #include <ufs/ufs/dinode.h>
56 #include <ufs/ffs/fs.h>
57 #define itod ino_to_fsba
62 #else /* AFS_VFSINCL_ENV */
64 #include <sys/filsys.h>
68 #endif /* AFS_VFSINCL_ENV */
69 #endif /* AFS_OSF_ENV */
70 #ifdef AFS_VFSINCL_ENV
71 #include <sys/vnode.h>
73 #include <sys/fs/ufs_inode.h>
75 #if !defined(AFS_DARWIN_ENV)
76 #include <ufs/inode.h>
79 #else /* AFS_VFSINCL_ENV */
81 #include <ufs/inode.h>
82 #else /* AFS_OSF_ENV */
83 #include <sys/inode.h>
85 #endif /* AFS_VFSINCL_ENV */
86 #endif /* AFS_SGI_ENV */
87 #include <afs/osi_inode.h>
90 #include <afs/afsint.h>
92 #include <afs/afssyscalls.h>
93 #include "viceinode.h"
94 #if defined (AFS_AIX_ENV) || defined (AFS_HPUX_ENV)
102 #include "volinodes.h"
103 #include "partition.h"
105 #include "volume_inline.h"
107 /* Notice: parts of this module have been cribbed from vfsck.c */
110 static char *partition;
115 #include <jfs/filsys.h>
118 #define FSBSIZE (4096) /* filesystem block size */
119 #define FSBSHIFT (12) /* log2(FSBSIZE) */
120 #define FSBMASK (FSBSIZE - 1) /* FSBSIZE mask */
122 #define MIN_FSIZE DISKMAP_B /* minimum fs size (FSblocks) */
123 #define LAST_RSVD_I 15 /* last reserved inode */
128 * This will hopefully eventually make it into the system include files
130 #define INOPB (FSBSIZE / sizeof (struct dinode))
138 #endif /* AFS_AIX41_ENV */
141 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
142 XX This was lifted from some `com/cmd/fs/fshlpr_aix3/Fs.h', which indicated X
143 XX a longing to see it make it into a readily accessible include file. XXXXXX
144 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
146 * itoo - inode number to offset within disk block
149 #define itoo(x) (int) ((unsigned)(x) % INOPB)
151 int Bsize = FSBSIZE; /* block size for this system */
152 daddr_t fmax; /* total number of blocks n file system */
153 ino_t imax, inum; /* total number of I-nodes in file system */
155 static struct superblock fs;
156 struct dinode *ginode();
160 ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
161 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
162 char *wpath, void *rock)
164 char dev[50], rdev[51];
167 struct ViceInodeInfo info;
168 struct stat root_inode;
169 int ninodes = 0, err = 0;
171 pfd = INVALID_FD; /* initialize so we don't close on error output below. */
174 sleep(1); /* simulate operator */
180 partition = mountedOn;
181 sprintf(dev, "/dev/%s", devname);
182 sprintf(rdev, "/dev/r%s", devname);
184 if (stat(mountedOn, &root_inode) < 0) {
185 Log("cannot stat: %s\n", mountedOn);
189 if (root_inode.st_ino != ROOTDIR_I) {
190 Log("%s is not root of a filesystem\n", mountedOn);
196 * done with the superblock, now try to read the raw device.
198 if (ReadSuper(&fs, dev) < 0)
203 case FM_CLEAN: /* clean and unmounted */
204 Log("Most peculiar - Super blk in FM_CLEAN state!\n");
206 case FM_MOUNT: /* mounted cleanly */
209 case FM_MDIRTY: /* dirty when mounted or commit fail */
210 case FM_LOGREDO: /* log redo attempted but failed */
211 Log("File system %s is in a bad state.\n", rdev);
212 Log("Call your IBM representative.\n");
216 if (IsBigFilesFileSystem(&fs, (char *)0)) {
217 Log("%s is a big files filesystem, can't salvage.\n", mountedOn);
221 if (strncmp(fs.s_magic, fsv3magic, strlen(fsv3magic)) != 0) {
223 if ((strncmp(fs.s_magic, fsv3pmagic, strlen(fsv3pmagic)) != 0)
224 || (fs.s_version != fsv3pvers)) {
225 Log("Super block doesn't have the problem magic (%s vs v3magic %s v3pmagic %s)\n", fs.s_magic, fsv3magic, fsv3pmagic);
229 Log("Super block doesn't have the problem magic (%s vs v3magic %s)\n",
230 fs.s_magic, fsv3magic);
237 fragsize = (fs.s_fragsize) ? fs.s_fragsize : FSBSIZE;
238 iagsize = (fs.s_iagsize) ? fs.s_iagsize : fs.s_agsize;
239 ag512 = fragsize * fs.s_agsize / 512;
240 agblocks = fragsize * fs.s_agsize >> BSHIFT;
241 #endif /* AFS_AIX41_ENV */
243 fmax = fs.s_fsize / (FSBSIZE / 512); /* first invalid blk num */
245 pfd = OS_OPEN(rdev, O_RDONLY, 0666);
246 if (pfd == INVALID_FD) {
247 Log("Unable to open `%s' inode for reading\n", rdev);
252 * calculate the maximum number of inodes possible
255 imax = iagsize * (fs.s_fsize / ag512) - 1;
256 #else /* AFS_AIX41_ENV */
258 ((fmax / fs.s_agsize +
259 ((fmax % fs.s_agsize) >= fs.s_agsize / INOPB ? 1 : 0))
261 #endif /* AFS_AIX41_ENV */
264 * check for "FORCESALVAGE" equivalent:
265 * LAST_RSVD_I is a vice inode, with dead beef, and
266 * di_nlink == 2 to indicate the FORCE.
268 osi_Assert(p = ginode(LAST_RSVD_I));
270 if (p->di_vicemagic == VICEMAGIC && p->di_vicep1 == 0xdeadbeef
271 && p->di_nlink == 2) {
273 idec(root_inode.st_dev, LAST_RSVD_I, 0xdeadbeef);
276 for (inum = LAST_RSVD_I + 1; inum <= imax; ++inum) {
277 if ((p = ginode(inum)) == NULL || p->di_vicemagic != VICEMAGIC
278 || (p->di_mode & IFMT) != IFREG)
281 info.inodeNumber = inum;
282 info.byteCount = p->di_size;
283 info.linkCount = p->di_nlink;
284 info.u.param[0] = p->di_vicep1;
285 info.u.param[1] = p->di_vicep2;
286 info.u.param[2] = p->di_vicep3;
287 info.u.param[3] = p->di_vicep4;
289 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
292 if (inodeFile != INVALID_FD) {
293 if (OS_WRITE(inodeFile, &info, sizeof(info)) != sizeof(info)) {
294 Log("Error writing inode file for partition %s\n", partition);
301 if (inodeFile != INVALID_FD) {
302 if (OS_SYNC(inodeFile) == -1) {
303 Log("Unable to successfully fsync inode file for %s\n", partition);
309 * Paranoia: check that the file is really the right size
311 if (OS_SIZE(inodeFile) != ninodes * sizeof(struct ViceInodeInfo)) {
312 Log("Wrong size (%d instead of %d) in inode file for %s\n",
313 status.st_size, ninodes * sizeof(struct ViceInodeInfo),
325 if (pfd != INVALID_FD)
331 /* Read in the superblock for devName */
333 ReadSuper(struct superblock *fs, char *devName)
337 pfd = OS_OPEN(devName, O_RDONLY, 0666);
338 if (pfd == INVALID_FD) {
339 Log("Unable to open inode on %s for reading superblock.\n", devName);
343 if (bread(pfd, fs, SUPER_B, sizeof(struct superblock)) < 0) {
344 Log("Unable to read superblock on %s.\n", devName);
352 /* IsBigFilesFileSystem returns 1 if it's a big files filesystem, 0 otherwise. */
354 IsBigFilesFileSystem(struct superblock *sb)
356 if ((strncmp(sb->s_magic, fsv3pmagic, 4) == 0)
357 && (sb->s_version == fsbigfile)
371 static char buf[FSBSIZE];
372 static daddr_t last_blk = -1;
378 0) ? INODES_B + inum / INOPB : ag * agblocks + (inum -
381 #else /* AFS_AIX41_ENV */
382 ag = inum / fs.s_agsize;
385 0) ? INODES_B + inum / INOPB : ag * fs.s_agsize + (inum -
389 #endif /* AFS_AIX41_ENV */
391 if (last_blk != pblk) {
392 if (bread(pfd, buf, pblk, sizeof(buf)) < 0) {
399 dp = (struct dinode *)buf;
404 #else /* !AFS_AIX31_ENV */
406 #if defined(AFS_SGI_ENV)
408 /* libefs.h includes <assert.h>, which we don't want */
411 #ifdef AFS_SGI_XFS_IOPS_ENV
412 #include <afs/xfsattrs.h>
413 /* xfs_ListViceInodes
415 * xfs_ListViceInodes verifies and correct the XFS namespace as it collects
416 * the inode information. The name is required for the idec operation to work.
417 * Steps 2 and 3 below are for the AFS_XFS_NAME_VERS == 1. If the name space
418 * changes, the algorithm will need to change.
419 * 1) If the parent inode number does not match the directory's inod number,
420 * change it in the attribute.
421 * 2) If the unqifier in the attribute does not match the name, rename the
422 * file. This is done by doing an exclusive open, incrementing the tag
423 * number until a file can be created. If the tag changes, then the
424 * attribute will need updating.
425 * 3) If the tag in the attribute does not match the name, change the
427 * 4) Verify uid = RW volume id and gid = XFS_VICEMAGIC.
433 * Does the verifications listed above.
434 * We can't change the names until the readdir is complete, so we set the
435 * rename flag if the file needs renaming.
438 xfs_VerifyInode(char *dir, uint64_t pino, char *name, i_list_inode_t * info,
445 int update_chown = 0;
453 (void)sprintf(path, "%s/%s", dir, name);
454 /* Verify uid and gid fields */
455 if (info->ili_magic != XFS_VICEMAGIC) {
456 Log("%s magic for %s/%s (inode %s) from %d to %d\n",
457 Testing ? "Would have changed" : "Changing", dir, name,
458 PrintInode(stmp, info->ili_info.inodeNumber), info->ili_magic,
464 vno = info->ili_info.param[0];
465 if (info->ili_vno != AFS_XFS_VNO_CLIP(vno)) {
466 Log("%s volume id for %s/%s (inode %s) from %d to %d\n",
467 Testing ? "Would have changed" : "Changing", dir, name,
468 PrintInode(stmp, info->ili_info.inodeNumber), info->ili_vno,
469 AFS_XFS_VNO_CLIP(vno));
475 if (chown(path, AFS_XFS_VNO_CLIP(vno), XFS_VICEMAGIC) < 0) {
476 Log("Can't chown %s to uid=%d, gid=0x%x\n", path,
477 AFS_XFS_VNO_CLIP(vno), XFS_VICEMAGIC);
482 /* Check Parent inode number. */
483 if (info->ili_pino != pino) {
484 afs_ino_str_t sino, sipino, spino;
485 (void)PrintInode(sino, info->ili_info.inodeNumber);
486 (void)PrintInode(sipino, info->ili_pino);
487 (void)PrintInode(spino, pino);
488 Log("%s parent ino for %s (inode %s) from %s to %s.\n",
489 Testing ? "Would have changed" : "Changing", path, sino, sipino,
495 /* Verify the file name. */
496 (void)strcpy(tmpName, ".");
497 (void)strcat(tmpName, int_to_base64(stmp, info->ili_info.param[2]));
498 if (strncmp(name, tmpName, strlen(tmpName))) {
499 Log("%s name %s (inode %s) in directory %s, unique=%d, tag=%d\n",
500 Testing ? "Would have returned bad" : "Bad", name,
501 PrintInode(stmp, info->ili_info.inodeNumber), dir,
502 info->ili_info.param[2], info->ili_tag);
508 /* update the tag? */
509 (void)strcat(tmpName, ".");
510 (void)strcat(tmpName, int_to_base64(stmp, info->ili_tag));
511 if (strcmp(name, tmpName)) {
513 (void)strcpy(tmpName, name);
514 p = strchr(tmpName + 1, '.');
516 Log("No tag found on name %s (inode %s)in directory, %s.\n",
517 name, PrintInode(stmp, info->ili_info.inodeNumber), dir,
518 Testing ? "would have renamed" : "will rename");
522 tag = base64_to_int(p + 1);
523 Log("%s the tag for %s (inode %s) from %d to %d.\n",
524 Testing ? "Would have changed" : "Will change", path,
525 PrintInode(stmp, info->ili_info.inodeNumber), dir, tag,
533 if (update_pino || update_tag) {
534 afs_xfs_attr_t attrs;
537 length = SIZEOF_XFS_ATTR_T;
538 if (attr_get(path, AFS_XFS_ATTR, (char *)&attrs, &length, ATTR_ROOT) <
540 Log("Can't get AFS attribute for %s\n", path);
544 attrs.at_pino = pino;
548 (path, AFS_XFS_ATTR, (char *)&attrs, length,
549 ATTR_ROOT | ATTR_REPLACE) < 0) {
550 Log("Can't set AFS attribute into %s\n", path);
564 xfs_RenameFiles(char *dir, xfs_Rename_t * renames, int n_renames)
567 char opath[128], nbase[128], npath[128];
568 afs_xfs_attr_t attrs;
569 int length = SIZEOF_XFS_ATTR_T;
574 for (i = 0; i < n_renames; i++) {
575 (void)sprintf(opath, "%s/%s", dir, renames[i].name);
576 (void)sprintf(nbase, "%s/.%s", dir,
577 int_to_base64(stmp, renames[i].uniq));
578 for (tag = 2, j = 0; j < 64; tag++, j++) {
579 (void)sprintf(npath, "%s.%s", nbase, int_to_base64(stmp, tag));
580 fd = afs_open(npath, O_CREAT | O_EXCL | O_RDWR, 0);
587 Log("Can't find a new name for %s\n", opath);
590 if (rename(opath, npath) < 0) {
591 Log("Can't rename %s to %s\n", opath, npath);
594 Log("Renamed %s to %s\n", opath, npath);
601 xfs_ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
602 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep,
603 int forceR, char *wpath, void *rock)
606 int info_size = sizeof(i_list_inode_t);
609 dirent64_t *top_direntp;
611 dirent64_t *vol_direntp;
612 struct stat64 sdirbuf;
613 struct stat64 sfilebuf;
614 afs_xfs_attr_t attrs;
615 afs_xfs_dattr_t dattrs;
617 char vol_dirname[1024];
620 xfs_Rename_t *renames = (xfs_Rename_t *) 0;
622 #define N_RENAME_STEP 64
630 if (stat64(mountedOn, &sdirbuf) < 0) {
631 perror("xfs_ListViceInodes: stat64");
635 if ((top_dirp = opendir(mountedOn)) == NULL) {
636 Log("Can't open directory %s to read inodes.\n", mountedOn);
640 while (top_direntp = readdir64(top_dirp)) {
641 /* Only descend directories with the AFSDIR attribute set.
642 * Could also verify the contents of the atribute, but currently
644 * Performance could be improved for single volume salvages by
645 * only going through the directory containing the volume's inodes.
646 * But I'm being complete as a first pass.
648 (void)sprintf(vol_dirname, "%s/%s", mountedOn, top_direntp->d_name);
649 length = SIZEOF_XFS_DATTR_T;
651 (vol_dirname, AFS_XFS_DATTR, (char *)&dattrs, &length, ATTR_ROOT))
654 if ((vol_dirp = opendir(vol_dirname)) == NULL) {
655 if (errno == ENOTDIR)
657 Log("Can't open directory %s to read inodes.\n", vol_dirname);
661 pino = top_direntp->d_ino;
663 while (vol_direntp = readdir64(vol_dirp)) {
664 if (vol_direntp->d_name[1] == '\0'
665 || vol_direntp->d_name[1] == '.')
668 info.ili_version = AFS_XFS_ILI_VERSION;
669 info_size = sizeof(i_list_inode_t);
671 ilistinode64(sdirbuf.st_dev, vol_direntp->d_ino, &info,
674 /* Where possible, give more explicit messages. */
678 Log("%s (device id %d) is not on an XFS filesystem.\n",
679 vol_dirname, sdirbuf.st_dev);
684 if (info_size != sizeof(i_list_inode_t)
685 || info.ili_version != AFS_XFS_ILI_VERSION) {
686 Log("Version skew between kernel and salvager.\n");
691 /* Continue, so we collect all the errors in the first pass. */
692 Log("Error listing inode named %s/%s: %s\n", vol_dirname,
693 vol_direntp->d_name, strerror(errno));
698 if (info.ili_attr_version != AFS_XFS_ATTR_VERS) {
699 Log("Unrecognized XFS attribute version %d in %s/%s. Upgrade salvager\n", info.ili_attr_version, vol_dirname, vol_direntp->d_name);
703 if (judgeInode && (*judgeInode) (&info.ili_info, judgeParam, rock) == 0)
708 (vol_dirname, pino, vol_direntp->d_name, &info,
714 /* Add this name to the list of items to rename. */
715 if (n_renames >= n_avail) {
716 n_avail += N_RENAME_STEP;
717 if (n_avail == N_RENAME_STEP)
718 renames = malloc(n_avail * sizeof(xfs_Rename_t));
720 renames = realloc(renames,
721 n_avail * sizeof(xfs_Rename_t));
723 Log("Can't %salloc %lu bytes for rename list.\n",
724 (n_avail == N_RENAME_STEP) ? "m" : "re",
725 n_avail * sizeof(xfs_Rename_t));
729 (void)strcpy(renames[n_renames].name, vol_direntp->d_name);
730 renames[n_renames].uniq = info.ili_info.param[2];
734 if (inodeFile != INVALID_FD) {
736 (inodeFile, &info.ili_info, sizeof(vice_inode_info_t))
737 != sizeof(vice_inode_info_t)) {
738 Log("Error writing inode file for partition %s\n", mountedOn);
744 } /* end while vol_direntp */
747 vol_dirp = (DIR *) 0;
749 Log("Renaming files.\n");
750 if (xfs_RenameFiles(vol_dirname, renames, n_renames) < 0) {
759 if (inodeFile != INVALID_FD) {
760 if (OS_SYNC(inodeFile) == -1) {
761 Log("Unable to successfully fsync inode file for %s\n", mountedOn);
762 return errors ? -1 : -2;
765 * Paranoia: check that the file is really the right size
767 if (OS_SIZE(inodeFile) != ninodes * sizeof(struct ViceInodeInfo)) {
768 Log("Wrong size (%d instead of %d) in inode file for %s\n",
769 OS_SIZE(inodeFile), ninodes * sizeof(struct ViceInodeInfo),
771 return errors ? -1 : -2;
776 Log("Errors encontered listing inodes, not salvaging partition.\n");
795 ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
796 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
797 char *wpath, void *rock)
799 char dev[50], rdev[51];
801 struct efs_dinode *p;
802 struct ViceInodeInfo info;
803 struct stat root_inode;
804 int ninodes = 0, err = 0;
805 struct efs_dinode *dinodeBuf = NULL;
807 ino_t imax, inum; /* total number of I-nodes in file system */
811 sleep(1); /* simulate operator */
817 if (stat(mountedOn, &root_inode) < 0) {
818 Log("cannot stat: %s\n", mountedOn);
821 #ifdef AFS_SGI_XFS_IOPS_ENV
822 if (!strcmp("xfs", root_inode.st_fstype)) {
823 return xfs_ListViceInodes(devname, mountedOn, inodeFile, judgeInode,
824 judgeParam, forcep, forceR, wpath, rock);
828 Log("%s is not root of a filesystem\n", mountedOn);
833 #else /* AFS_SGI_ENV */
836 #define SPERB (MAXBSIZE / sizeof(short))
837 #define MAXNINDIR (MAXBSIZE / sizeof(daddr_t))
840 struct bufarea *b_next; /* must be first */
844 char b_buf[MAXBSIZE]; /* buffer space */
845 short b_lnks[SPERB]; /* link counts */
846 daddr_t b_indir[MAXNINDIR]; /* indirect block */
847 struct fs b_fs; /* super block */
848 struct cg b_cg; /* cylinder group */
852 typedef struct bufarea BUFAREA;
855 #define sblock sblk.b_un.b_fs
856 #endif /* AFS_HPUX_ENV */
858 extern char *afs_rawname();
860 ListViceInodes(char *devname, char *mountedOn, FD_t inodeFile,
861 int (*judgeInode) (), afs_uint32 judgeParam, int *forcep, int forceR,
862 char *wpath, void *rock)
868 #else /* !AFS_AIX_ENV */
873 int i, c, e, bufsize, code, err = 0;
874 char dev[50], rdev[100], err1[512], *ptr1;
875 struct dinode *inodes = NULL, *einodes, *dptr;
878 struct ViceInodeInfo info;
881 partition = mountedOn;
882 sprintf(rdev, "%s/%s", wpath, devname);
883 ptr1 = afs_rawname(rdev);
887 /* Bletch: this is terrible; is there a better way to do this? Does this work? vfsck doesn't even sleep!! */
889 sleep(5); /* Trying a smaller one for aix */
894 pfd = OS_OPEN(rdev, O_RDONLY, 0666);
895 if (pfd == INVALID_FD) {
896 sprintf(err1, "Could not open device %s to get inode list\n", rdev);
901 if (bread(pfd, (char *)&super.fs, SUPERB, sizeof super.fs) == -1) {
904 if (bread(pfd, (char *)&sblock, SBLOCK, SBSIZE) == -1) {
906 if (bread(pfd, super.block, SBLOCK, SBSIZE) == -1) {
907 #endif /* AFS_HPUX_ENV */
909 Log("Unable to read superblock, partition %s\n", partition);
915 * char *FSlabel(), *fslabel=0;
916 * fslabel = FSlabel(&super.fs);
918 if (super.fs.s_bsize == 0)
919 super.fs.s_bsize = 512;
920 if (super.fs.s_bsize != BSIZE) {
921 Log("SuperBlk: Cluster size not %d; run vfsck\n", BSIZE);
924 fmax = super.fs.s_fsize; /* first invalid blk num */
925 imax = ((ino_t) super.fs.s_isize - (SUPERB + 1)) * INOPB;
927 Log("Size check: imax==0!\n");
930 if (GetAuxInodeFile(partition, &status) == 0) {
931 Log("Can't access Aux inode file for partition %s, aborting\n",
935 for (inum = 1; inum <= imax; inum++) {
936 struct dauxinode *auxp;
937 if ((auxp = IsAfsInode(inum)) == NULL) {
938 /* Not an afs inode, keep going */
941 if ((p = ginode(inum)) == NULL)
943 /* deleted/non-existent inode when di_mode == 0 */
946 info.inodeNumber = (int)inum;
947 info.byteCount = p->di_size;
948 info.linkCount = p->di_nlink;
949 info.u.param[0] = auxp->aux_param1;
950 info.u.param[1] = auxp->aux_param2;
951 info.u.param[2] = auxp->aux_param3;
952 info.u.param[3] = auxp->aux_param4;
953 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
955 if (inodeFile != INVALID_FD) {
956 if (OS_WRITE(inodeFile, &info, sizeof(info)) != sizeof(info)) {
957 Log("Error writing inode file for partition %s\n", partition);
965 * run a few consistency checks of the superblock
966 * (Cribbed from vfsck)
969 #if defined(FD_FSMAGIC)
970 if ((sblock.fs_magic != FS_MAGIC) && (sblock.fs_magic != FS_MAGIC_LFN)
971 && (sblock.fs_magic != FD_FSMAGIC)
972 #if defined(AFS_HPUX101_ENV)
973 && (sblock.fs_magic != FD_FSMAGIC_2)
977 if ((sblock.fs_magic != FS_MAGIC) && (sblock.fs_magic != FS_MAGIC_LFN)) {
979 Log("There's something wrong with the superblock for partition %s; bad magic (%d) run vfsck\n", partition, sblock.fs_magic);
982 if (sblock.fs_ncg < 1) {
983 Log("There's something wrong with the superblock for partition %s; NCG OUT OF RANGE (%d) run vfsck\n", partition, sblock.fs_ncg);
986 if (sblock.fs_cpg < 1 || sblock.fs_cpg > MAXCPG) {
987 Log("There's something wrong with the superblock for partition %s; CPG OUT OF RANGE (%d) run vfsck\n", partition, sblock.fs_cpg);
990 if (sblock.fs_ncg * sblock.fs_cpg < sblock.fs_ncyl
991 || (sblock.fs_ncg - 1) * sblock.fs_cpg >= sblock.fs_ncyl) {
992 Log("There's something wrong with the superblock for partition %s; NCYL LESS THAN NCG*CPG run vfsck\n", partition);
995 if (sblock.fs_sbsize > SBSIZE) {
996 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);
1000 if ((super.fs.fs_magic != FS_MAGIC)
1001 || (super.fs.fs_ncg < 1)
1002 #if defined(AFS_SUN_ENV) || defined(AFS_OSF_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1003 || (super.fs.fs_cpg < 1)
1005 || (super.fs.fs_cpg < 1 || super.fs.fs_cpg > MAXCPG)
1007 || (super.fs.fs_ncg * super.fs.fs_cpg < super.fs.fs_ncyl
1008 || (super.fs.fs_ncg - 1) * super.fs.fs_cpg >= super.fs.fs_ncyl)
1009 || (super.fs.fs_sbsize > SBSIZE)) {
1010 Log("There's something wrong with the superblock for partition %s; run vfsck\n", partition);
1013 #endif /* AFS_HPUX_ENV */
1016 bufsize = sblock.fs_ipg * sizeof(struct dinode);
1018 bufsize = super.fs.fs_ipg * sizeof(struct dinode);
1019 #endif /* AFS_HPUX_ENV */
1020 inodes = malloc(bufsize);
1021 einodes = (struct dinode *)(((char *)inodes) + bufsize);
1022 if (inodes == NULL) {
1023 Log("Unable to allocate enough memory to scan inodes; help!\n");
1026 Log("Scanning inodes on device %s...\n", rdev);
1028 for (c = 0; c < sblock.fs_ncg; c++) {
1029 i = c * sblock.fs_ipg;
1030 e = i + sblock.fs_ipg;
1031 #if defined(AFS_HPUX102_ENV)
1032 if (OS_SEEK(pfd, dbtoo(fsbtodb(&sblock, itod(&sblock, i))), L_SET) ==
1035 if (OS_SEEK(pfd, dbtob(fsbtodb(&sblock, itod(&sblock, i))), L_SET) ==
1039 for (c = 0; c < super.fs.fs_ncg; c++) {
1041 #if defined(AFS_SUN5_ENV) || defined(AFS_DARWIN_ENV)
1043 #if defined(AFS_DARWIN_ENV)
1044 #define offset_t off_t
1045 #define llseek lseek
1048 #endif /* AFS_SUN5_ENV */
1049 i = c * super.fs.fs_ipg;
1050 e = i + super.fs.fs_ipg;
1052 dblk1 = fsbtodb(&super.fs, itod(&super.fs, i));
1053 if (OS_SEEK(pfd, (off_t) ((off_t) dblk1 * DEV_BSIZE), L_SET) == -1) {
1055 #if defined(AFS_SUN5_ENV) || defined(AFS_DARWIN_ENV)
1056 f1 = fsbtodb(&super.fs, itod(&super.fs, i));
1057 off = (offset_t) f1 << DEV_BSHIFT;
1058 if (OS_SEEK(pfd, off, L_SET) == -1) {
1060 if (OS_SEEK(pfd, dbtob(fsbtodb(&super.fs, itod(&super.fs, i))), L_SET)
1062 #endif /* AFS_SUN5_ENV */
1063 #endif /* AFS_OSF_ENV */
1064 #endif /* AFS_HPUX_ENV */
1065 Log("Error reading inodes for partition %s; run vfsck\n",
1071 if (OS_READ(pfd, inodes, bufsize) != bufsize) {
1072 Log("Error reading inodes for partition %s; run vfsck\n",
1079 for (bj = bk = 0; bj < bufsize; bj = bj + 512, bk++) {
1080 if ((code = OS_READ(pfd, dptr, 512)) != 512) {
1081 Log("Error reading inode %d? for partition %s (errno = %d); run vfsck\n", bk + i, partition, errno);
1082 if (OS_SEEK(pfd, 512, L_SET) == -1) {
1083 Log("OS_SEEK failed\n");
1098 for (p = inodes; p < einodes && i < e; i++, p++) {
1100 Log("Ino=%d, v1=%x, v2=%x, v3=%x, mode=%x size=%d, lcnt=%d\n",
1101 i, p->di_vicep1, p->di_vicep2, p->di_vicep3, p->di_mode,
1102 p->di_size, p->di_nlink);
1104 ("Ino=%d, v1=%x, v2=%x, v3=%x, mode=%x size=%d, lcnt=%d\n",
1105 i, p->di_vicep1, p->di_vicep2, p->di_vicep3, p->di_mode,
1106 p->di_size, p->di_nlink);
1109 #ifdef AFS_3DISPARES
1110 /* Check to see if this inode is a pre-"OSF1 4.0D" inode */
1111 if ((p->di_uid || p->di_gid)
1112 && !(p->di_flags & (IC_XUID | IC_XGID))) {
1113 Log("Found unconverted inode %d: Use 'fs_conv_dux40D convert' on partition %s\n", i, partition);
1117 osi_Panic("Tru64 needs AFS_3DISPARES\n");
1120 #if defined(AFS_SUN5_ENV)
1121 /* if this is a pre-sol2.6 unconverted inode, bail out */
1123 afs_uint32 p1, p2, p3, p4;
1127 q = (quad *) & (p->di_ic.ic_lsize);
1129 p2 = p->di_ic.ic_flags;
1131 p4 = p->di_ic.ic_uid;
1132 p5 = p->di_ic.ic_gid;
1134 if ((p2 || p3) && !p4 && (p5 == -2)) {
1135 Log("Found unconverted inode %d\n", i);
1136 Log("You should run the AFS file conversion utility\n");
1141 if (IS_DVICEMAGIC(p) && (p->di_mode & IFMT) == IFREG) {
1142 afs_uint32 p2 = p->di_vicep2, p3 = DI_VICEP3(p);
1144 info.u.param[0] = p->di_vicep1;
1145 #ifdef AFS_3DISPARES
1146 if (((p2 >> 3) == INODESPECIAL) && (p2 & 0x3)) {
1147 info.u.param[1] = INODESPECIAL;
1148 info.u.param[2] = p3;
1149 info.u.param[3] = p2 & 0x3;
1151 info.u.param[1] = ((p2 >> 27) << 16) + (p3 & 0xffff);
1152 info.u.param[2] = (p2 & 0x3fffff);
1154 (((p2 >> 22) & 0x1f) << 16) + (p3 >> 16);
1157 info.u.param[1] = p->di_vicep2;
1158 info.u.param[2] = DI_VICEP3(p);
1159 info.u.param[3] = p->di_vicep4;
1161 info.inodeNumber = i;
1162 info.byteCount = p->di_size;
1163 info.linkCount = p->di_nlink;
1164 if (judgeInode && (*judgeInode) (&info, judgeParam, rock) == 0)
1166 if (inodeFile != INVALID_FD) {
1167 if (OS_WRITE(inodeFile, &info, sizeof(info)) != sizeof(info)) {
1168 Log("Error writing inode file for partition %s\n",
1181 if (inodeFile != INVALID_FD) {
1182 if (OS_SYNC(inodeFile) == -1) {
1183 Log("Unable to successfully fsync inode file for %s\n", partition);
1189 * Paranoia: check that the file is really the right size
1191 if (OS_SIZE(inodeFile) != ninodes * sizeof(struct ViceInodeInfo)) {
1192 Log("Wrong size (%d instead of %d) in inode file for %s\n",
1193 OS_SIZE(inodeFile), ninodes * sizeof(struct ViceInodeInfo),
1210 #endif /* !AFS_SGI_ENV */
1211 #endif /* !AFS_AIX31_ENV */
1213 #ifdef AFS_DARWIN_ENV
1215 #define dbtob(db) ((unsigned)(db) << DEV_BSHIFT)
1219 bread(FD_t fd, char *buf, daddr_t blk, afs_int32 size)
1222 #ifdef AFS_AIX41_ENV
1223 offset_t off = (offset_t) blk << FSBSHIFT;
1224 if (OS_SEEK(fd, off, 0) < 0) {
1225 Log("Unable to seek to offset %llu for block %u\n", off, blk);
1228 #else /* AFS_AIX41_ENV */
1229 if (OS_SEEK(fd, blk * Bsize, 0) < 0) {
1230 Log("Unable to seek to offset %u for block %u\n", blk * Bsize, blk);
1232 #endif /* AFS_AIX41_ENV */
1234 if (OS_SEEK(fd, (off_t) dbtob(blk), L_SET) < 0) {
1235 Log("Unable to seek to offset %u for block %u\n", dbtob(blk), blk);
1238 if (OS_READ(fd, buf, size) != size) {
1239 Log("Unable to read block %d, partition %s\n", blk, partition);
1245 #endif /* AFS_LINUX20_ENV */
1247 convertVolumeInfo(FdHandle_t *fdhr, FdHandle_t *fdhw, afs_uint32 vid)
1249 struct VolumeDiskData vd;
1252 if (FDH_PREAD(fdhr, &vd, sizeof(struct VolumeDiskData), 0) !=
1253 sizeof(struct VolumeDiskData)) {
1254 Log("1 convertiVolumeInfo: read failed for %lu with code %d\n", vid,
1258 vd.restoredFromId = vd.id; /* remember the RO volume here */
1260 vd.id = vd.parentId;
1264 vd.uniquifier += 5000; /* just in case there are still file copies
1265 from the old RW volume around */
1267 /* For ROs, the copyDate contains the time that the RO volume was actually
1268 * created, and the creationDate just contains the last time the RO was
1269 * copied from the RW data. So, make the new RW creationDate more accurate
1270 * by setting it to copyDate, if copyDate is older. Since, we know the
1271 * volume is at least as old as copyDate. */
1272 if (vd.copyDate < vd.creationDate) {
1273 vd.creationDate = vd.copyDate;
1275 /* If copyDate is newer, just make copyDate and creationDate the same,
1276 * for consistency with other RWs */
1277 vd.copyDate = vd.creationDate;
1280 p = strrchr(vd.name, '.');
1281 if (p && !strcmp(p, ".readonly")) {
1285 if (FDH_PWRITE(fdhw, &vd, sizeof(struct VolumeDiskData), 0) !=
1286 sizeof(struct VolumeDiskData)) {
1287 Log("1 convertiVolumeInfo: write failed for %lu with code %d\n", vid,
1295 afs_int32 inodeType;
1302 UpdateThisVolume(struct ViceInodeInfo *inodeinfo, VolumeId singleVolumeNumber,
1303 struct specino *specinos)
1306 if ((inodeinfo->u.vnode.vnodeNumber == INODESPECIAL) &&
1307 (inodeinfo->u.vnode.volumeId == singleVolumeNumber)) {
1308 specinos[inodeinfo->u.special.type].inodeNumber =
1309 inodeinfo->inodeNumber;
1311 return 0; /* We aren't using a result file, we're caching */
1315 getDevName(char *pbuffer, char *wpath)
1317 char pbuf[128], *ptr;
1318 strcpy(pbuf, pbuffer);
1319 ptr = (char *)strrchr(pbuf, OS_DIRSEPC);
1322 strcpy(wpath, pbuf);
1325 ptr = (char *)strrchr(pbuffer, OS_DIRSEPC);
1327 strcpy(pbuffer, ptr + 1);
1333 #ifdef FSSYNC_BUILD_CLIENT
1335 inode_ConvertROtoRWvolume(char *pname, afs_uint32 volumeId)
1337 char dir_name[512], oldpath[512], newpath[512];
1339 char headername[16];
1341 int fd, err, forcep, j;
1342 ssize_t len, nBytes;
1344 struct DiskPartition64 *partP;
1345 struct ViceInodeInfo info;
1346 struct VolumeDiskHeader h;
1347 IHandle_t *ih, *ih2;
1348 FdHandle_t *fdP, *fdP2;
1351 char tmpDevName[100];
1353 struct specino specinos[VI_LINKTABLE+1];
1354 Inode nearInode = 0;
1355 # ifdef AFS_DEMAND_ATTACH_FS
1357 # endif /* AFS_DEMAND_ATTACH_FS */
1360 memset(&specinos, 0, sizeof(specinos));
1362 /* now do the work */
1364 for (partP = DiskPartitionList; partP && strcmp(partP->name, pname);
1365 partP = partP->next);
1367 Log("1 inode_ConvertROtoRWvolume: Couldn't find DiskPartition for %s\n", pname);
1372 #ifdef AFS_DEMAND_ATTACH_FS
1373 locktype = VVolLockType(V_VOLUPD, 1);
1374 code = VLockVolumeByIdNB(volumeId, partP, locktype);
1382 if (VReadVolumeDiskHeader(volumeId, partP, &h)) {
1383 Log("1 inode_ConvertROtoRWvolume: Couldn't read header for RO-volume %lu.\n",
1384 afs_printable_uint32_lu(volumeId));
1388 FSYNC_VolOp(volumeId, pname, FSYNC_VOL_BREAKCBKS, 0, NULL);
1390 strcpy(tmpDevName, partP->devName);
1391 name = getDevName(tmpDevName, wpath);
1393 if ((err = ListViceInodes(name, VPartitionPath(partP),
1394 NULL, UpdateThisVolume, volumeId,
1395 &forcep, 0, wpath, &specinos)) < 0)
1397 Log("1 inode_ConvertROtoRWvolume: Couldn't get special inodes\n");
1402 #if defined(NEARINODE_HINT)
1403 nearInodeHash(volumeId, nearInode);
1404 nearInode %= partP->f_files;
1407 for (j = VI_VOLINFO; j < VI_LINKTABLE+1; j++) {
1408 if (specinos[j].inodeNumber > 0) {
1409 specinos[j].ninodeNumber =
1410 IH_CREATE(NULL, partP->device, VPartitionPath(partP),
1411 nearInode, h.parent, INODESPECIAL, j, h.parent);
1412 IH_INIT(ih, partP->device, volumeId,
1413 specinos[j].inodeNumber);
1416 Log("1 inode_ConvertROtoRWvolume: Couldn't find special inode %d for %d\n", j, volumeId);
1421 IH_INIT(ih2, partP->device, h.parent, specinos[j].ninodeNumber);
1422 fdP2 = IH_OPEN(ih2);
1424 Log("1 inode_ConvertROtoRWvolume: Couldn't find special inode %d for %d\n", j, h.parent);
1429 if (j == VI_VOLINFO)
1430 convertVolumeInfo(fdP, fdP2, ih2->ih_vid);
1434 len = FDH_PREAD(fdP, buffer, sizeof(buffer), offset);
1439 nBytes = FDH_PWRITE(fdP2, buffer, len, offset);
1440 if (nBytes != len) {
1451 /* Unlink the old special inode; otherwise we will get duplicate
1452 * special inodes if we recreate the RO again */
1453 if (IH_DEC(ih, specinos[j].inodeNumber, volumeId) == -1) {
1455 Log("IH_DEC failed: %x, %s, %u errno %d\n", ih,
1456 PrintInode(stmp, specinos[j].inodeNumber), volumeId, errno);
1465 #ifdef AFS_64BIT_IOPS_ENV
1466 h.volumeInfo_lo = (afs_int32)specinos[VI_VOLINFO].ninodeNumber & 0xffffffff;
1467 h.volumeInfo_hi = (afs_int32)(specinos[VI_VOLINFO].ninodeNumber >> 32) && 0xffffffff;
1468 h.smallVnodeIndex_lo = (afs_int32)specinos[VI_SMALLINDEX].ninodeNumber & 0xffffffff;
1469 h.smallVnodeIndex_hi = (afs_int32)(specinos[VI_SMALLINDEX].ninodeNumber >> 32) & 0xffffffff;
1470 h.largeVnodeIndex_lo = (afs_int32)specinos[VI_LARGEINDEX].ninodeNumber & 0xffffffff;
1471 h.largeVnodeIndex_hi = (afs_int32)(specinos[VI_LARGEINDEX].ninodeNumber >> 32) & 0xffffffff;
1472 if (specinos[VI_LINKTABLE].ninodeNumber) {
1473 h.linkTable_lo = (afs_int32)specinos[VI_LINKTABLE].ninodeNumber & 0xffffffff;
1474 h.linkTable_hi = (afs_int32)specinos[VI_LINKTABLE].ninodeNumber & 0xffffffff;
1477 h.volumeInfo_lo = specinos[VI_VOLINFO].ninodeNumber;
1478 h.smallVnodeIndex_lo = specinos[VI_SMALLINDEX].ninodeNumber;
1479 h.largeVnodeIndex_lo = specinos[VI_LARGEINDEX].ninodeNumber;
1480 if (specinos[VI_LINKTABLE].ninodeNumber) {
1481 h.linkTable_lo = specinos[VI_LINKTABLE].ninodeNumber;
1485 if (VCreateVolumeDiskHeader(&h, partP)) {
1486 Log("1 inode_ConvertROtoRWvolume: Couldn't write header for RW-volume %lu\n",
1487 afs_printable_uint32_lu(h.id));
1492 if (VDestroyVolumeDiskHeader(partP, volumeId, h.parent)) {
1493 Log("1 inode_ConvertROtoRWvolume: Couldn't unlink header for RO-volume %lu\n",
1494 afs_printable_uint32_lu(volumeId));
1497 FSYNC_VolOp(volumeId, pname, FSYNC_VOL_DONE, 0, NULL);
1498 FSYNC_VolOp(h.id, pname, FSYNC_VOL_ON, 0, NULL);
1501 # ifdef AFS_DEMAND_ATTACH_FS
1503 VUnlockVolumeById(volumeId, partP);
1505 # endif /* AFS_DEMAND_ATTACH_FS */
1508 #endif /* FSSYNC_BUILD_CLIENT */
1509 #endif /* AFS_NAMEI_ENV */