2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
10 /* Verify that the size of the XFS inode is large enough to hold the XFS
11 * attribute for AFS inode parameters. Check all the mounted /vicep partitions.
13 #include <afsconfig.h>
14 #include <afs/param.h>
18 #ifdef AFS_SGI_XFS_IOPS_ENV
20 #include <afs/afsint.h>
22 #include "partition.h"
23 #include <afs/xfsattrs.h>
25 char *prog = "xfs_size_check";
27 /* Verify that the on disk XFS inodes on the partition are large enough to
28 * hold the AFS attribute. Returns -1 if the attribute can't be set or is
29 * too small to fit in the inode. Returns 0 if the attribute does fit in
32 #define VERIFY_ERROR -1
36 VerifyXFSInodeSize(char *part)
39 int length = SIZEOF_XFS_ATTR_T;
41 int code = VERIFY_ERROR;
44 if (attr_set(part, AFS_XFS_ATTR, &junk, length, ATTR_ROOT) < 0) {
46 printf("Must be root to run %s\n", prog);
52 if ((fd = open(part, O_RDONLY, 0)) < 0)
55 if (fcntl(fd, F_FSGETXATTRA, &fsx) < 0)
58 if (fsx.fsx_nextents == 0)
66 (void)attr_remove(part, AFS_XFS_ATTR, ATTR_ROOT);
71 #define ALLOC_STEP 256
74 char partName[NAME_SIZE];
75 char devName[NAME_SIZE];
77 partInfo *partList = NULL;
85 struct mntent *mntent;
92 if ((mfd = setmntent(MOUNTED, "r")) == NULL) {
93 printf("Problems in getting mount entries(setmntent): %s\n",
97 while (mntent = getmntent(mfd)) {
98 char *part = mntent->mnt_dir;
100 if (!hasmntopt(mntent, MNTOPT_RW))
103 if (strncmp(part, VICE_PARTITION_PREFIX, VICE_PREFIX_SIZE)) {
104 continue; /* Non /vicepx; ignore */
106 if (stat(part, &status) == -1) {
107 printf("Couldn't find file system %s; ignored\n", part);
110 if (!strcmp("xfs", status.st_fstype)) {
111 code = VerifyXFSInodeSize(part);
116 printf("%s: Can't check XFS inode size: %s\n",
120 if (nAvail <= nParts) {
121 nAvail += ALLOC_STEP;
122 if (nAvail == ALLOC_STEP)
124 (partInfo *) malloc(nAvail * sizeof(partInfo));
126 partList = realloc(partList,
127 nAvail * sizeof(partInfo));
130 ("Failed to %salloc %d bytes for partition list.\n",
131 (nAvail == ALLOC_STEP) ? "m" : "re",
132 nAvail * sizeof(partInfo));
136 (void)strcpy(partList[nParts].partName, part);
137 (void)strcpy(partList[nParts].devName, mntent->mnt_fsname);
141 printf("Unknown return code %d from VerifyXFSInodeSize.\n",
151 main(int ac, char **av)
157 printf("Must be root to run %s.\n", prog);
161 code = CheckPartitions();
163 printf("Need to remake the following partitions:\n");
164 for (i = 0; i < nParts; i++) {
165 printf("%s: mkfs -t xfs -i size=512 -l size=4000b %s\n",
166 partList[i].partName, partList[i].devName);
173 #else /* AFS_SGI_XFS_IOPS_ENV */
176 printf("%s only runs on XFS platforms.\n, prog");
179 #endif /* AFS_SGI_XFS_IOPS_ENV */