#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mount.h>
+#include <sys/utsname.h>
#include <string.h>
#include <getopt.h>
#include <limits.h>
#ifdef __linux__
-# include <linux/fs.h> /* for BLKGETSIZE64 */
+/* libcfs.h is not really needed here, but on SLES10/PPC, fs.h includes idr.h which
+ * requires BITS_PER_LONG to be defined */
+#include <libcfs/libcfs.h>
+#include <linux/fs.h> /* for BLKGETSIZE64 */
+#include <linux/version.h>
#endif
#include <lustre_disk.h>
#include <lustre_param.h>
#include <lnet/lnetctl.h>
#include <lustre_ver.h>
+#include <mount_utils.h>
#ifndef PATH_MAX
#define PATH_MAX 4096
char mo_loopdev[128]; /* in case a loop dev is needed */
__u64 mo_device_sz; /* in KB */
int mo_stripe_count;
- int mo_flags;
+ int mo_flags;
int mo_mgs_failnodes;
};
-static char *progname;
-static int verbose = 1;
+char *progname;
+int verbose = 1;
static int print_only = 0;
-
+static int failover = 0;
void usage(FILE *out)
{
fprintf(out, "%s v"LUSTRE_VERSION_STRING"\n", progname);
fprintf(out, "usage: %s <target types> [options] <device>\n", progname);
- fprintf(out,
+ fprintf(out,
"\t<device>:block device or file (e.g /dev/sda or /tmp/ost1)\n"
"\ttarget types:\n"
"\t\t--ost: object storage, mutually exclusive with mdt,mgs\n"
#define vprint if (verbose > 0) printf
#define verrprint if (verbose >= 0) printf
-static void fatal(void)
-{
- verbose = 0;
- fprintf(stderr, "\n%s FATAL: ", progname);
+/*================ utility functions =====================*/
+
+char *strscat(char *dst, char *src, int buflen) {
+ dst[buflen - 1] = 0;
+ if (strlen(dst) + strlen(src) >= buflen) {
+ fprintf(stderr, "string buffer overflow (max %d): '%s' + '%s'"
+ "\n", buflen, dst, src);
+ exit(EOVERFLOW);
+ }
+ return strcat(dst, src);
+
}
-/*================ utility functions =====================*/
+char *strscpy(char *dst, char *src, int buflen) {
+ dst[0] = 0;
+ return strscat(dst, src, buflen);
+}
-inline unsigned int
+inline unsigned int
dev_major (unsigned long long int __dev)
{
return ((__dev >> 8) & 0xfff) | ((unsigned int) (__dev >> 32) & ~0xfff);
char release[4] = "";
fd = open("/proc/sys/kernel/osrelease", O_RDONLY);
- if (fd < 0)
+ if (fd < 0)
fprintf(stderr, "%s: Warning: Can't resolve kernel "
"version, assuming 2.6\n", progname);
else {
read(fd, release, 4);
close(fd);
}
- if (strncmp(release, "2.4.", 4) == 0)
+ if (strncmp(release, "2.4.", 4) == 0)
version = 24;
- else
+ else
version = 26;
}
return version;
}
-int run_command(char *cmd, int cmdsz)
-{
- char log[] = "/tmp/mkfs_logXXXXXX";
- int fd = -1, rc;
-
- if ((cmdsz - strlen(cmd)) < 6) {
- fatal();
- fprintf(stderr, "Command buffer overflow: %.*s...\n",
- cmdsz, cmd);
- return ENOMEM;
- }
-
- if (verbose > 1) {
- printf("cmd: %s\n", cmd);
- } else {
- if ((fd = mkstemp(log)) >= 0) {
- close(fd);
- strcat(cmd, " >");
- strcat(cmd, log);
- }
- }
- strcat(cmd, " 2>&1");
-
- /* Can't use popen because we need the rv of the command */
- rc = system(cmd);
- if (rc && (fd >= 0)) {
- char buf[128];
- FILE *fp;
- fp = fopen(log, "r");
- if (fp) {
- while (fgets(buf, sizeof(buf), fp) != NULL) {
- printf(" %s", buf);
- }
- fclose(fp);
- }
- }
- if (fd >= 0)
- remove(log);
- return rc;
-}
-
static int check_mtab_entry(char *spec)
{
FILE *fp;
{
char loop_base[20];
char l_device[64];
- int i,ret = 0;
+ int i, ret = 0;
/* Figure out the loop device names */
- if (!access("/dev/loop0", F_OK | R_OK))
+ if (!access("/dev/loop0", F_OK | R_OK)) {
strcpy(loop_base, "/dev/loop\0");
- else if (!access("/dev/loop/0", F_OK | R_OK))
+ } else if (!access("/dev/loop/0", F_OK | R_OK)) {
strcpy(loop_base, "/dev/loop/\0");
- else {
+ } else {
fprintf(stderr, "%s: can't access loop devices\n", progname);
return EACCES;
}
for (i = 0; i < MAX_LOOP_DEVICES; i++) {
char cmd[PATH_MAX];
int cmdsz = sizeof(cmd);
+
sprintf(l_device, "%s%d", loop_base, i);
- if (access(l_device, F_OK | R_OK))
+ if (access(l_device, F_OK | R_OK))
break;
snprintf(cmd, cmdsz, "losetup %s > /dev/null 2>&1", l_device);
ret = system(cmd);
-
+
/* losetup gets 1 (ret=256) for non-set-up device */
if (ret) {
/* Set up a loopback device to our file */
progname, ret, strerror(ret));
return ret;
}
- strcpy(mop->mo_loopdev, l_device);
+ strscpy(mop->mo_loopdev, l_device,
+ sizeof(mop->mo_loopdev));
return ret;
}
}
-
+
fprintf(stderr, "%s: out of loop devices!\n", progname);
return EMFILE;
-}
+}
int loop_cleanup(struct mkfs_opts *mop)
{
- char cmd[128];
+ char cmd[150];
int ret = 1;
if ((mop->mo_flags & MO_IS_LOOP) && *mop->mo_loopdev) {
sprintf(cmd, "losetup -d %s", mop->mo_loopdev);
int ret = 0;
ret = access(devname, F_OK);
- if (ret != 0)
+ if (ret != 0)
return 0;
ret = stat(devname, &st);
if (ret != 0) {
return S_ISBLK(st.st_mode);
}
-__u64 get_device_size(char* device)
+__u64 get_device_size(char* device)
{
int ret, fd;
__u64 size = 0;
fd = open(device, O_RDONLY);
if (fd < 0) {
- fprintf(stderr, "%s: cannot open %s: %s\n",
+ fprintf(stderr, "%s: cannot open %s: %s\n",
progname, device, strerror(errno));
return 0;
}
__u32 lsize = 0;
/* size in blocks */
ret = ioctl(fd, BLKGETSIZE, (void*)&lsize);
- size = (__u64)lsize * 512;
+ size = (__u64)lsize * 512;
}
#endif
close(fd);
if (ret < 0) {
- fprintf(stderr, "%s: size ioctl failed: %s\n",
+ fprintf(stderr, "%s: size ioctl failed: %s\n",
progname, strerror(errno));
return 0;
}
-
+
vprint("device size = "LPU64"MB\n", size >> 20);
/* return value in KB */
return size >> 10;
int loop_format(struct mkfs_opts *mop)
{
int ret = 0;
-
+
if (mop->mo_device_sz == 0) {
fatal();
fprintf(stderr, "loop device requires a --device-size= "
}
ret = creat(mop->mo_device, S_IRUSR|S_IWUSR);
+ if (ret < 0) {
+ ret = errno;
+ fprintf(stderr, "%s: Unable to create backing store: %d\n",
+ progname, ret);
+ } else {
+ close(ret);
+ }
+
ret = truncate(mop->mo_device, mop->mo_device_sz * 1024);
if (ret != 0) {
ret = errno;
- fprintf(stderr, "%s: Unable to create backing store: %d\n",
+ fprintf(stderr, "%s: Unable to truncate backing store: %d\n",
progname, ret);
}
return ret;
}
+/* Display the need for the latest e2fsprogs to be installed. make_backfs
+ * indicates if the caller is make_lustre_backfs() or not. */
+static void disp_old_e2fsprogs_msg(const char *feature, int make_backfs)
+{
+ static int msg_displayed;
+
+ if (msg_displayed) {
+ fprintf(stderr, "WARNING: e2fsprogs does not support %s "
+ "feature.\n\n", feature);
+ return;
+ }
+
+ msg_displayed++;
+
+ fprintf(stderr, "WARNING: The e2fsprogs package currently installed on "
+ "your system does not support \"%s\" feature.\nPlease install "
+ "the latest version of e2fsprogs from http://www.clusterfs.com/"
+ "downloads/public/Lustre/Tools/e2fsprogs/\nto enable this "
+ "feature.\n", feature);
+
+ if (make_backfs)
+ fprintf(stderr, "Feature will not be enabled until e2fsprogs "
+ "is updated and 'tune2fs -O %s %%{device}' "
+ "is run.\n\n", feature);
+}
+
/* Check whether the file exists in the device */
static int file_in_dev(char *file_name, char *dev_name)
{
int i;
/* Construct debugfs command line. */
- snprintf(debugfs_cmd, sizeof(debugfs_cmd),
+ snprintf(debugfs_cmd, sizeof(debugfs_cmd),
"debugfs -c -R 'stat %s' %s 2>&1 | egrep '(Inode|unsupported)'",
file_name, dev_name);
debugfs_cmd[i] = 0;
fprintf(stderr, "%s", debugfs_cmd);
if (strstr(debugfs_cmd, "unsupported feature")) {
- fprintf(stderr, "In all likelihood, the "
- "'unsupported feature' is 'extents', which "
- "older debugfs does not understand.\n"
- "Use e2fsprogs-1.38-cfs1 or later, available "
- "from ftp://ftp.lustre.org/pub/lustre/other/"
- "e2fsprogs/\n");
+ disp_old_e2fsprogs_msg("an unknown", 0);
}
+ pclose(fp);
return -1;
}
pclose(fp);
static int is_lustre_target(struct mkfs_opts *mop)
{
int rc;
+
vprint("checking for existing Lustre data: ");
-
+
if ((rc = file_in_dev(MOUNT_DATA_FILE, mop->mo_device))) {
- vprint("found %s\n",
+ vprint("found %s\n",
(rc == 1) ? MOUNT_DATA_FILE : "extents");
/* in the -1 case, 'extents' means this really IS a lustre
target */
return rc;
}
-
- if ((rc = file_in_dev(LAST_RCVD, mop->mo_device))) {
+
+ if ((rc = file_in_dev(LAST_RCVD, mop->mo_device))) {
vprint("found %s\n", LAST_RCVD);
- return rc;
+ return rc;
}
vprint("not found\n");
return 0; /* The device is not a lustre target. */
}
+/* Check if a certain feature is supported by e2fsprogs.
+ * Firstly we try to use "debugfs supported_features" command to check if
+ * the feature is supported. If this fails we try to set this feature with
+ * mke2fs to check for its support. */
+static int is_e2fsprogs_feature_supp(const char *feature)
+{
+ FILE *fp;
+ char cmd[PATH_MAX];
+ char imgname[] = "/tmp/test-img-XXXXXX";
+ int fd = -1;
+ int ret = 0;
+
+ snprintf(cmd, sizeof(cmd),
+ "debugfs -c -R \"supported_features %s\" 2>&1", feature);
+
+ /* Using popen() instead of run_command() since debugfs does not return
+ * proper error code if command is not supported */
+ fp = popen(cmd, "r");
+ if (!fp) {
+ fprintf(stderr, "%s: %s\n", progname, strerror(errno));
+ return 0;
+ }
+ ret = fread(cmd, 1, sizeof(cmd), fp);
+ if (ret > 0) {
+ if (strstr(cmd, feature) && !(strstr(cmd, "Unknown")))
+ return 0;
+ }
+
+ if ((fd = mkstemp(imgname)) < 0)
+ return -1;
+
+ snprintf(cmd, sizeof(cmd), "mke2fs -F -O %s %s 100 >/dev/null 2>&1",
+ feature, imgname);
+ /* run_command() displays the output of mke2fs when it fails for
+ * some feature, so use system() directly */
+ ret = system(cmd);
+ if (fd >= 0)
+ remove(imgname);
+
+ return ret;
+}
+
+static void disp_old_kernel_msg(char *feature)
+{
+ fprintf(stderr, "WARNING: ldiskfs filesystem does not support \"%s\" "
+ "feature.\n\n", feature);
+}
+
+static void enable_default_backfs_features(struct mkfs_opts *mop)
+{
+ struct utsname uts;
+ int maj_high, maj_low, min;
+ int ret;
+
+ strscat(mop->mo_mkfsopts, " -O dir_index", sizeof(mop->mo_mkfsopts));
+
+ /* Upstream e2fsprogs called our uninit_groups feature uninit_bg,
+ * check for both of them when testing e2fsprogs features. */
+ if (is_e2fsprogs_feature_supp("uninit_groups") == 0)
+ strscat(mop->mo_mkfsopts, ",uninit_groups",
+ sizeof(mop->mo_mkfsopts));
+ else if (is_e2fsprogs_feature_supp("uninit_bg") == 0)
+ strscat(mop->mo_mkfsopts, ",uninit_bg",
+ sizeof(mop->mo_mkfsopts));
+ else
+ disp_old_e2fsprogs_msg("uninit_bg", 1);
+
+ ret = uname(&uts);
+ if (ret)
+ return;
+
+ sscanf(uts.release, "%d.%d.%d", &maj_high, &maj_low, &min);
+ printf("%d %d %d\n", maj_high, maj_low, min);
+
+ /* Multiple mount protection is enabled only if failover node is
+ * specified and if kernel version is higher than 2.6.9 */
+ if (failover) {
+ if (KERNEL_VERSION(maj_high, maj_low, min) >=
+ KERNEL_VERSION(2,6,9)) {
+ if (is_e2fsprogs_feature_supp("mmp") == 0)
+ strscat(mop->mo_mkfsopts, ",mmp",
+ sizeof(mop->mo_mkfsopts));
+ else
+ disp_old_e2fsprogs_msg("mmp", 1);
+ } else {
+ disp_old_kernel_msg("mmp");
+ }
+ }
+}
/* Build fs according to type */
int make_lustre_backfs(struct mkfs_opts *mop)
{
char mkfs_cmd[PATH_MAX];
- char buf[40];
+ char buf[64];
char *dev;
int ret = 0;
int block_count = 0;
- int left = sizeof(mkfs_cmd);
if (mop->mo_device_sz != 0) {
if (mop->mo_device_sz < 8096){
fprintf(stderr, "%s: size of filesystem must be larger "
- "than 8MB, but is set to %lluKB\n",
+ "than 8MB, but is set to %lldKB\n",
progname, (long long)mop->mo_device_sz);
return EINVAL;
}
long journal_sz = 0, max_sz;
if (device_sz > 1024 * 1024) /* 1GB */
journal_sz = (device_sz / 102400) * 4;
+ /* cap journal size at 1GB */
+ if (journal_sz > 1024L)
+ journal_sz = 1024L;
/* man mkfs.ext3 */
- max_sz = (102400 * L_BLOCK_SIZE) >> 20; /* 400MB */
+ max_sz = (256000 * L_BLOCK_SIZE) >> 20; /* 1GB */
if (journal_sz > max_sz)
journal_sz = max_sz;
if (journal_sz) {
sprintf(buf, " -J size=%ld", journal_sz);
- strcat(mop->mo_mkfsopts, buf);
+ strscat(mop->mo_mkfsopts, buf,
+ sizeof(mop->mo_mkfsopts));
}
}
- /* bytes_per_inode: disk size / num inodes */
+ /* Bytes_per_inode: disk size / num inodes */
if (strstr(mop->mo_mkfsopts, "-i") == NULL) {
long bytes_per_inode = 0;
-
- if (IS_MDT(&mop->mo_ldd))
+
+ if (IS_MDT(&mop->mo_ldd))
bytes_per_inode = 4096;
/* Allocate fewer inodes on large OST devices. Most
- filesystems can be much more aggressive than even
+ filesystems can be much more aggressive than even
this. */
- if ((IS_OST(&mop->mo_ldd) && (device_sz > 1000000)))
- bytes_per_inode = 16384;
-
+ if ((IS_OST(&mop->mo_ldd) && (device_sz > 100000000)))
+ bytes_per_inode = 16384; /* > 100 Gb device */
+
+
if (bytes_per_inode > 0) {
sprintf(buf, " -i %ld", bytes_per_inode);
- strcat(mop->mo_mkfsopts, buf);
+ strscat(mop->mo_mkfsopts, buf,
+ sizeof(mop->mo_mkfsopts));
}
}
-
- /* Inode size (for extended attributes) */
+
+ /* Inode size (for extended attributes). The LOV EA size is
+ * 32 (EA hdr) + 32 (lov_mds_md) + stripes * 24 (lov_ost_data),
+ * and we want some margin above that for ACLs, other EAs... */
if (strstr(mop->mo_mkfsopts, "-I") == NULL) {
long inode_size = 0;
if (IS_MDT(&mop->mo_ldd)) {
if (inode_size > 0) {
sprintf(buf, " -I %ld", inode_size);
- strcat(mop->mo_mkfsopts, buf);
+ strscat(mop->mo_mkfsopts, buf,
+ sizeof(mop->mo_mkfsopts));
}
-
}
if (verbose < 2) {
- strcat(mop->mo_mkfsopts, " -q");
+ strscat(mop->mo_mkfsopts, " -q",
+ sizeof(mop->mo_mkfsopts));
}
- /* Enable hashed b-tree directory lookup in large dirs bz6224 */
- if (strstr(mop->mo_mkfsopts, "-O") == NULL) {
- strcat(mop->mo_mkfsopts, " -O dir_index");
- }
+ if (strstr(mop->mo_mkfsopts, "-O") == NULL)
+ enable_default_backfs_features(mop);
- /* Allow reformat of full devices (as opposed to
+ /* Allow reformat of full devices (as opposed to
partitions.) We already checked for mounted dev. */
- strcat(mop->mo_mkfsopts, " -F");
-
- left -= snprintf(mkfs_cmd, left,
- "mkfs.ext2 -j -b %d -L %s ", L_BLOCK_SIZE,
- mop->mo_ldd.ldd_svname);
+ strscat(mop->mo_mkfsopts, " -F", sizeof(mop->mo_mkfsopts));
+ snprintf(mkfs_cmd, sizeof(mkfs_cmd),
+ "mkfs.ext2 -j -b %d -L %s ", L_BLOCK_SIZE,
+ mop->mo_ldd.ldd_svname);
} else if (mop->mo_ldd.ldd_mount_type == LDD_MT_REISERFS) {
long journal_sz = 0; /* FIXME default journal size */
- if (journal_sz > 0) {
+ if (journal_sz > 0) {
sprintf(buf, " --journal_size %ld", journal_sz);
- strcat(mop->mo_mkfsopts, buf);
+ strscat(mop->mo_mkfsopts, buf,
+ sizeof(mop->mo_mkfsopts));
}
- left -= snprintf(mkfs_cmd, left, "mkreiserfs -ff ");
-
+ snprintf(mkfs_cmd, sizeof(mkfs_cmd), "mkreiserfs -ff ");
} else {
fprintf(stderr,"%s: unsupported fs type: %d (%s)\n",
- progname, mop->mo_ldd.ldd_mount_type,
+ progname, mop->mo_ldd.ldd_mount_type,
MT_STR(&mop->mo_ldd));
return EINVAL;
}
/* For loop device format the dev, not the filename */
dev = mop->mo_device;
- if (mop->mo_flags & MO_IS_LOOP)
+ if (mop->mo_flags & MO_IS_LOOP)
dev = mop->mo_loopdev;
-
+
vprint("formatting backing filesystem %s on %s\n",
MT_STR(&mop->mo_ldd), dev);
vprint("\ttarget name %s\n", mop->mo_ldd.ldd_svname);
vprint("\toptions %s\n", mop->mo_mkfsopts);
/* mkfs_cmd's trailing space is important! */
- strncat(mkfs_cmd, mop->mo_mkfsopts, left);
- left = sizeof(mkfs_cmd) - strlen(mkfs_cmd) - 1;
- strncat(mkfs_cmd, " ", left);
- left = sizeof(mkfs_cmd) - strlen(mkfs_cmd) - 1;
- strncat(mkfs_cmd, dev, left);
- left = sizeof(mkfs_cmd) - strlen(mkfs_cmd) - 1;
+ strscat(mkfs_cmd, mop->mo_mkfsopts, sizeof(mkfs_cmd));
+ strscat(mkfs_cmd, " ", sizeof(mkfs_cmd));
+ strscat(mkfs_cmd, dev, sizeof(mkfs_cmd));
if (block_count != 0) {
sprintf(buf, " %d", block_count);
- strncat(mkfs_cmd, buf, left);
- left = sizeof(mkfs_cmd) - strlen(mkfs_cmd) - 1;
+ strscat(mkfs_cmd, buf, sizeof(mkfs_cmd));
}
vprint("mkfs_cmd = %s\n", mkfs_cmd);
{
printf("\n %s:\n", str);
printf("Target: %s\n", ldd->ldd_svname);
- if (ldd->ldd_svindex == INDEX_UNASSIGNED)
+ if (ldd->ldd_svindex == INDEX_UNASSIGNED)
printf("Index: unassigned\n");
else
printf("Index: %d\n", ldd->ldd_svindex);
printf("Mount type: %s\n", MT_STR(ldd));
printf("Flags: %#x\n", ldd->ldd_flags);
printf(" (%s%s%s%s%s%s%s%s)\n",
- IS_MDT(ldd) ? "MDT ":"",
+ IS_MDT(ldd) ? "MDT ":"",
IS_OST(ldd) ? "OST ":"",
IS_MGS(ldd) ? "MGS ":"",
ldd->ldd_flags & LDD_F_NEED_INDEX ? "needs_index ":"",
}
dev = mop->mo_device;
- if (mop->mo_flags & MO_IS_LOOP)
+ if (mop->mo_flags & MO_IS_LOOP)
dev = mop->mo_loopdev;
-
+
ret = mount(dev, mntpt, MT_STR(&mop->mo_ldd), 0, NULL);
if (ret) {
- fprintf(stderr, "%s: Unable to mount %s: %s\n",
+ fprintf(stderr, "%s: Unable to mount %s: %s\n",
progname, dev, strerror(errno));
ret = errno;
if (errno == ENODEV) {
- fprintf(stderr, "Is the %s module available?\n",
+ fprintf(stderr, "Is the %s module available?\n",
MT_STR(&mop->mo_ldd));
}
goto out_rmdir;
sprintf(filepnm, "%s/%s", mntpt, MOUNT_CONFIGS_DIR);
ret = mkdir(filepnm, 0777);
if ((ret != 0) && (errno != EEXIST)) {
- fprintf(stderr, "%s: Can't make configs dir %s: %s\n",
+ fprintf(stderr, "%s: Can't make configs dir %s (%s)\n",
+ progname, filepnm, strerror(errno));
+ goto out_umnt;
+ } else if (errno == EEXIST) {
+ ret = 0;
+ }
+
+ sprintf(filepnm, "%s/%s", mntpt, "ROOT");
+ ret = mkdir(filepnm, 0777);
+ if ((ret != 0) && (errno != EEXIST)) {
+ fprintf(stderr, "%s: Can't make ROOT dir %s (%s)\n",
progname, filepnm, strerror(errno));
goto out_umnt;
} else if (errno == EEXIST) {
}
fwrite(&mop->mo_ldd, sizeof(mop->mo_ldd), 1, filep);
fclose(filep);
-
+
/* COMPAT_146 */
#ifdef TUNEFS
/* Check for upgrade */
- if ((mop->mo_ldd.ldd_flags & (LDD_F_UPGRADE14 | LDD_F_SV_TYPE_MGS))
+ if ((mop->mo_ldd.ldd_flags & (LDD_F_UPGRADE14 | LDD_F_SV_TYPE_MGS))
== (LDD_F_UPGRADE14 | LDD_F_SV_TYPE_MGS)) {
char cmd[128];
char *term;
int cmdsz = sizeof(cmd);
vprint("Copying old logs\n");
-
+
/* Copy the old client log to fsname-client */
- sprintf(filepnm, "%s/%s/%s-client",
+ sprintf(filepnm, "%s/%s/%s-client",
mntpt, MOUNT_CONFIGS_DIR, mop->mo_ldd.ldd_fsname);
snprintf(cmd, cmdsz, "cp %s/%s/client %s", mntpt, MDT_LOGS_DIR,
filepnm);
"find the client log for fs %s and "
"copy it manually into %s/%s-client, "
"then umount.\n",
- mop->mo_device,
+ mop->mo_device,
mop->mo_ldd.ldd_fsname, MOUNT_CONFIGS_DIR,
mop->mo_ldd.ldd_fsname);
goto out_umnt;
}
/* We need to use the old mdt log because otherwise mdt won't
- have complete lov if old clients connect before all
+ have complete lov if old clients connect before all
servers upgrade. */
/* Copy the old mdt log to fsname-MDT0000 (get old
name from mdt_UUID) */
ret = 1;
- strcpy(filepnm, mop->mo_ldd.ldd_uuid);
+ strscpy(filepnm, (char *)mop->mo_ldd.ldd_uuid, sizeof(filepnm));
term = strstr(filepnm, "_UUID");
if (term) {
*term = '\0';
snprintf(cmd, cmdsz, "cp %s/%s/%s %s/%s/%s",
- mntpt, MDT_LOGS_DIR, filepnm,
+ mntpt, MDT_LOGS_DIR, filepnm,
mntpt, MOUNT_CONFIGS_DIR,
mop->mo_ldd.ldd_svname);
ret = run_command(cmd, cmdsz);
"find the MDT log for fs %s and "
"copy it manually into %s/%s, "
"then umount.\n",
- mop->mo_device,
+ mop->mo_device,
mop->mo_ldd.ldd_fsname, MOUNT_CONFIGS_DIR,
mop->mo_ldd.ldd_svname);
goto out_umnt;
out_umnt:
- umount(mntpt);
+ umount(mntpt);
out_rmdir:
rmdir(mntpt);
return ret;
dev = mop->mo_device;
+ /* TODO: it's worth observing the get_mountdata() function that is
+ in mount_utils.c for getting the mountdata out of the
+ filesystem */
+
/* Construct debugfs command line. */
snprintf(cmd, cmdsz, "debugfs -c -R 'dump /%s %s/mountdata' %s",
MOUNT_DATA_FILE, tmpdir, dev);
/* COMPAT_146 */
/* Try to read pre-1.6 config from last_rcvd */
struct lr_server_data lsd;
- verrprint("%s: Unable to read %s (%s).\n",
- progname, filepnm, strerror(errno));
+ verrprint("%s: Unable to read %d.%d config %s.\n",
+ progname, LUSTRE_MAJOR, LUSTRE_MINOR, filepnm);
- verrprint("Trying last_rcvd\n");
+ verrprint("Trying 1.4 config from last_rcvd\n");
sprintf(filepnm, "%s/%s", tmpdir, LAST_RCVD);
/* Construct debugfs command line. */
progname, LAST_RCVD, ret);
goto out_rmdir;
}
-
+
filep = fopen(filepnm, "r");
if (!filep) {
fprintf(stderr, "%s: Unable to open %s: %s\n",
/* We must co-locate so mgs can see old logs.
If user doesn't want this, they can copy the old
logs manually and re-tunefs. */
- mop->mo_ldd.ldd_flags =
+ mop->mo_ldd.ldd_flags =
LDD_F_SV_TYPE_MDT | LDD_F_SV_TYPE_MGS;
mop->mo_ldd.ldd_svindex = lsd.lsd_mdt_index;
} else {
/* If there's a LOGS dir, it's an MDT */
if ((ret = access(filepnm, F_OK)) == 0) {
mop->mo_ldd.ldd_flags =
- LDD_F_SV_TYPE_MDT |
+ LDD_F_SV_TYPE_MDT |
LDD_F_SV_TYPE_MGS;
- /* Old MDT's are always index 0
+ /* Old MDT's are always index 0
(pre CMD) */
mop->mo_ldd.ldd_svindex = 0;
} else {
}
}
}
-
+
ret = 0;
- memcpy(mop->mo_ldd.ldd_uuid, lsd.lsd_uuid,
+ memcpy(mop->mo_ldd.ldd_uuid, lsd.lsd_uuid,
sizeof(mop->mo_ldd.ldd_uuid));
mop->mo_ldd.ldd_flags |= LDD_F_UPGRADE14;
}
/* end COMPAT_146 */
-out_close:
+out_close:
fclose(filep);
out_rmdir:
snprintf(cmd, cmdsz, "rm -rf %s", tmpdir);
run_command(cmd, cmdsz);
- if (ret)
+ if (ret)
verrprint("Failed to read old data (%d)\n", ret);
return ret;
}
mop->mo_ldd.ldd_flags = LDD_F_NEED_INDEX | LDD_F_UPDATE | LDD_F_VIRGIN;
mop->mo_mgs_failnodes = 0;
strcpy(mop->mo_ldd.ldd_fsname, "lustre");
- if (get_os_version() == 24)
+ if (get_os_version() == 24)
mop->mo_ldd.ldd_mount_type = LDD_MT_EXT3;
- else
+ else
mop->mo_ldd.ldd_mount_type = LDD_MT_LDISKFS;
-
+
mop->mo_ldd.ldd_svindex = INDEX_UNASSIGNED;
mop->mo_stripe_count = 1;
}
int start = strlen(buf);
int keylen = 0;
- if (key)
+ if (key)
keylen = strlen(key);
if (start + 1 + keylen + strlen(val) >= end) {
fprintf(stderr, "%s: params are too long-\n%s %s%s\n",
char *converted, *s2 = 0, *c;
int left = MAXNIDSTR;
lnet_nid_t nid;
-
+
converted = malloc(left);
+ if (converted == NULL) {
+ return NULL;
+ }
+
c = converted;
while ((left > 0) && ((s2 = strsep(&s1, ",: \0")))) {
nid = libcfs_str2nid(s2);
if (nid == LNET_NID_ANY) {
- if (*s2 == '/')
+ if (*s2 == '/')
/* end of nids */
break;
- fprintf(stderr, "%s: Can't parse NID '%s'\n",
+ fprintf(stderr, "%s: Can't parse NID '%s'\n",
progname, s2);
free(converted);
return NULL;
}
- if (strncmp(libcfs_nid2str(nid), "127.0.0.1",
+ if (strncmp(libcfs_nid2str(nid), "127.0.0.1",
strlen("127.0.0.1")) == 0) {
fprintf(stderr, "%s: The NID '%s' resolves to the "
"loopback address '%s'. Lustre requires a "
- "non-loopback address.\n",
+ "non-loopback address.\n",
progname, s2, libcfs_nid2str(nid));
free(converted);
return NULL;
int opt;
int rc, longidx;
- while ((opt = getopt_long(argc, argv, optstring, long_opt, &longidx)) !=
+ while ((opt = getopt_long(argc, argv, optstring, long_opt, &longidx)) !=
EOF) {
switch (opt) {
case 'b': {
printf("Configdev not implemented\n");
return 1;
case 'd':
- mop->mo_device_sz = atol(optarg);
+ mop->mo_device_sz = atol(optarg);
break;
case 'e':
mop->mo_ldd.ldd_params[0] = '\0';
break;
case 'f': {
char *nids = convert_hostnames(optarg);
- if (!nids)
+ if (!nids)
return 1;
- rc = add_param(mop->mo_ldd.ldd_params, PARAM_FAILNODE,
- nids);
- /* Combo needs to add MDT failnodes as MGS failnodes
- as well */
- if (!rc && IS_MGS(&mop->mo_ldd)) {
- rc = add_param(mop->mo_ldd.ldd_params,
- PARAM_MGSNODE, nids);
- }
+ rc = add_param(mop->mo_ldd.ldd_params, PARAM_FAILNODE,
+ nids);
free(nids);
- if (rc)
+ if (rc)
return rc;
/* Must update the mgs logs */
mop->mo_ldd.ldd_flags |= LDD_F_UPDATE;
+ failover = 1;
break;
}
case 'G':
usage(stdout);
return 1;
case 'i':
- if (!(mop->mo_ldd.ldd_flags &
+ if (!(mop->mo_ldd.ldd_flags &
(LDD_F_UPGRADE14 | LDD_F_VIRGIN |
LDD_F_WRITECONF))) {
fprintf(stderr, "%s: cannot change the index of"
}
break;
case 'k':
- strncpy(mop->mo_mkfsopts, optarg,
- sizeof(mop->mo_mkfsopts) - 1);
+ strscpy(mop->mo_mkfsopts, optarg,
+ sizeof(mop->mo_mkfsopts));
break;
case 'L': {
char *tmp;
if (!(mop->mo_flags & MO_FORCEFORMAT) &&
- (!(mop->mo_ldd.ldd_flags &
+ (!(mop->mo_ldd.ldd_flags &
(LDD_F_UPGRADE14 | LDD_F_VIRGIN |
LDD_F_WRITECONF)))) {
fprintf(stderr, "%s: cannot change the name of"
"filesystem name\n", progname, *tmp);
return 1;
}
- strncpy(mop->mo_ldd.ldd_fsname, optarg,
- sizeof(mop->mo_ldd.ldd_fsname) - 1);
+ strscpy(mop->mo_ldd.ldd_fsname, optarg,
+ sizeof(mop->mo_ldd.ldd_fsname));
break;
}
case 'm': {
char *nids = convert_hostnames(optarg);
- if (!nids)
+ if (!nids)
return 1;
- rc = add_param(mop->mo_ldd.ldd_params, PARAM_MGSNODE,
- nids);
+ rc = add_param(mop->mo_ldd.ldd_params, PARAM_MGSNODE,
+ nids);
free(nids);
- if (rc)
+ if (rc)
return rc;
mop->mo_mgs_failnodes++;
break;
break;
case 'p':
rc = add_param(mop->mo_ldd.ldd_params, NULL, optarg);
- if (rc)
+ if (rc)
return rc;
/* Must update the mgs logs */
mop->mo_ldd.ldd_flags |= LDD_F_UPDATE;
mop->mo_flags |= MO_FORCEFORMAT;
break;
case 'u':
- strncpy(mop->mo_ldd.ldd_userdata, optarg,
+ strscpy(mop->mo_ldd.ldd_userdata, optarg,
sizeof(mop->mo_ldd.ldd_userdata));
- mop->mo_ldd.ldd_userdata[
- sizeof(mop->mo_ldd.ldd_userdata) - 1] = 0;
break;
case 'v':
verbose++;
return 0;
}
+#include <lustre/libiam.h>
+
+#define LDISKFS_IOC_GETVERSION _IOR('f', 3, long)
+
+#ifndef TUNEFS /* mkfs.lustre */
+static int mkfs_iam_insert(int key_need_convert, char *keybuf,
+ int rec_need_convert, char *recbuf, char *filename)
+{
+ int fd;
+ int ret;
+ struct iam_uapi_info ua;
+
+ fd = iam_open(filename, &ua);
+ if (fd < 0) {
+ fprintf(stderr, "failed to iam_open %s\n", filename);
+ return 1;
+ }
+
+ ret = iam_insert(fd, &ua,
+ key_need_convert, keybuf,
+ rec_need_convert, recbuf);
+ iam_close(fd);
+ if (ret) {
+ fprintf(stderr, "failed to iam_insert %s\n", filename);
+ return 1;
+ } else {
+ return 0;
+ }
+}
+
+static int touch_file(char *filename)
+{
+ int fd;
+
+ if (filename == NULL) {
+ return 1;
+ }
+
+ fd = open(filename, O_CREAT | O_TRUNC, 0600);
+ if (fd < 0) {
+ return 1;
+ } else {
+ close(fd);
+ return 0;
+ }
+}
+
+static int get_generation(char *filename, unsigned long *result)
+{
+ int fd;
+ int ret;
+
+ if (filename == NULL) {
+ return 1;
+ }
+
+ fd = open(filename, O_RDONLY);
+ if (fd < 0) {
+ fprintf(stderr, "%s: failed to open %s\n",
+ __FUNCTION__, filename);
+ return 1;
+ }
+
+ ret = ioctl(fd, LDISKFS_IOC_GETVERSION, result);
+ close(fd);
+
+ return ((ret < 0) ? ret : 0);
+}
+
+static int mkfs_mdt(struct mkfs_opts *mop)
+{
+ char mntpt[] = "/tmp/mntXXXXXX";
+ char fstype[] = "ldiskfs";
+ char filepnm[128];
+ char recbuf[64];
+ char *source;
+ int ret;
+ unsigned long generation;
+ struct stat st;
+
+ source = mop->mo_device;
+ if (mop->mo_flags & MO_IS_LOOP) {
+ source = mop->mo_loopdev;
+ }
+
+ if ((source == NULL) || (*source == 0)) {
+ return 1;
+ }
+
+ if (!mkdtemp(mntpt)) {
+ fprintf(stderr, "%s: failed to mkdtemp %s\n",
+ __FUNCTION__, mntpt);
+ return errno;
+ }
+
+ ret = mount(source, mntpt, fstype, 0, NULL);
+ if (ret) {
+ goto out_rmdir;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "seq_ctl");
+ ret = touch_file(filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "seq_srv");
+ ret = touch_file(filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "last_received");
+ ret = touch_file(filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "lov_objid");
+ ret = touch_file(filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "root");
+ ret = iam_creat(filepnm, FMT_LVAR, L_BLOCK_SIZE, 4, 17, 4);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "fld");
+ ret = iam_creat(filepnm, FMT_LFIX, L_BLOCK_SIZE, 8, 8, 4);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "orphans");
+ ret = iam_creat(filepnm, FMT_LFIX, L_BLOCK_SIZE, 20, 8, 4);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "oi.16");
+ ret = iam_creat(filepnm, FMT_LFIX, L_BLOCK_SIZE, 16, 8, 4);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "oi.5");
+ ret = iam_creat(filepnm, FMT_LFIX, L_BLOCK_SIZE, 5, 8, 4);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, CAPA_KEYS);
+ ret = touch_file(filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+ umount(mntpt);
+ ret = mount(source, mntpt, fstype, 0, NULL);
+ if (ret) {
+ goto out_rmdir;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "root");
+ ret = iam_polymorph(filepnm, 040755);
+ if (ret) {
+ perror("IAM_IOC_POLYMORPH");
+ goto out_umount;
+ }
+
+ umount(mntpt);
+ ret = mount(source, mntpt, fstype, 0, NULL);
+ if (ret) {
+ goto out_rmdir;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "fld");
+ ret = mkfs_iam_insert(1, "0000000000000002", 1, "0000000000000000", filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+ ret = mkfs_iam_insert(1, "0000000000000001", 1, "0000000000000000", filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(filepnm, sizeof(filepnm) - 1, "%s/%s", mntpt, "root");
+ ret = stat(filepnm, &st);
+ if (ret) {
+ goto out_umount;
+ }
+
+ ret = get_generation(filepnm, &generation);
+ if (ret) {
+ goto out_umount;
+ }
+
+ snprintf(recbuf, sizeof(recbuf) - 1, "110000000000000001%8.8x%8.8x",
+ (unsigned int)st.st_ino, (unsigned int)generation);
+ ret = mkfs_iam_insert(0, ".", 1, recbuf, filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+ ret = mkfs_iam_insert(0, "..", 1, recbuf, filepnm);
+ if (ret) {
+ goto out_umount;
+ }
+
+out_umount:
+ umount(mntpt);
+out_rmdir:
+ rmdir(mntpt);
+ return ret;
+}
+#endif
+
int main(int argc, char *const argv[])
{
struct mkfs_opts mop;
char *mountopts = NULL;
char always_mountopts[512] = "";
char default_mountopts[512] = "";
- int ret = 0;
+ int ret = 0;
if ((progname = strrchr(argv[0], '/')) != NULL)
progname++;
set_defaults(&mop);
/* device is last arg */
- strcpy(mop.mo_device, argv[argc - 1]);
+ strscpy(mop.mo_device, argv[argc - 1], sizeof(mop.mo_device));
/* Are we using a loop device? */
ret = is_block(mop.mo_device);
- if (ret < 0)
+ if (ret < 0)
goto out;
- if (ret == 0)
+ if (ret == 0)
mop.mo_flags |= MO_IS_LOOP;
#ifdef TUNEFS
/* For tunefs, we must read in the old values before parsing any
new ones. */
-
+
/* Check whether the disk has already been formatted by mkfs.lustre */
ret = is_lustre_target(&mop);
if (ret == 0) {
if (strstr(mop.mo_ldd.ldd_params, PARAM_MGSNODE))
mop.mo_mgs_failnodes++;
- if (verbose > 0)
+ if (verbose > 0)
print_ldd("Read previous values", &(mop.mo_ldd));
#endif
ret = parse_opts(argc, argv, &mop, &mountopts);
- if (ret)
+ if (ret)
goto out;
ldd = &mop.mo_ldd;
-
+
if (!(IS_MDT(ldd) || IS_OST(ldd) || IS_MGS(ldd))) {
fatal();
fprintf(stderr, "must set target type: MDT,OST,MGS\n");
ret = EINVAL;
goto out;
}
-
+#if 0
+ /*
+ * Comment out these 2 checks temporarily, since for multi-MDSes
+ * in single node only 1 mds node could have mgs service
+ */
+ if (IS_MDT(ldd) && !IS_MGS(ldd) && (mop.mo_mgs_failnodes == 0)) {
+ verrprint("No management node specified, adding MGS to this "
+ "MDT\n");
+ ldd->ldd_flags |= LDD_F_SV_TYPE_MGS;
+ }
if (!IS_MGS(ldd) && (mop.mo_mgs_failnodes == 0)) {
fatal();
- if (IS_MDT(ldd))
+ if (IS_MDT(ldd))
fprintf(stderr, "Must specify --mgs or --mgsnode=\n");
- else
+ else
fprintf(stderr, "Must specify --mgsnode=\n");
ret = EINVAL;
goto out;
}
+#endif
- /* These are the permanent mount options (always included) */
+ /* These are the permanent mount options (always included) */
switch (ldd->ldd_mount_type) {
case LDD_MT_EXT3:
case LDD_MT_LDISKFS:
case LDD_MT_LDISKFS2: {
sprintf(always_mountopts, "errors=remount-ro");
if (IS_MDT(ldd) || IS_MGS(ldd))
- strcat(always_mountopts,
- ",iopen_nopriv,user_xattr");
+ strscat(always_mountopts, ",iopen_nopriv,user_xattr",
+ sizeof(always_mountopts));
if ((get_os_version() == 24) && IS_OST(ldd))
- strcat(always_mountopts, ",asyncdel");
+ strscat(always_mountopts, ",asyncdel",
+ sizeof(always_mountopts));
/* NB: Files created while extents are enabled cannot be read
- if mounted with a kernel that doesn't include the CFS
+ if mounted with a kernel that doesn't include the CFS
patches! */
- if (IS_OST(ldd) &&
+ if (IS_OST(ldd) &&
(ldd->ldd_mount_type == LDD_MT_LDISKFS ||
ldd->ldd_mount_type == LDD_MT_LDISKFS2)) {
- strcat(default_mountopts, ",extents,mballoc");
+ strscat(default_mountopts, ",extents,mballoc",
+ sizeof(default_mountopts));
}
break;
}
ret = EINVAL;
goto out;
}
- }
+ }
if (mountopts) {
/* If user specifies mount opts, don't use defaults,
but always use always_mountopts */
- sprintf(ldd->ldd_mount_opts, "%s,%s",
+ sprintf(ldd->ldd_mount_opts, "%s,%s",
always_mountopts, mountopts);
} else {
#ifdef TUNEFS
- if (ldd->ldd_mount_opts[0] == 0)
+ if (ldd->ldd_mount_opts[0] == 0)
/* use the defaults unless old opts exist */
#endif
{
- sprintf(ldd->ldd_mount_opts, "%s%s",
+ sprintf(ldd->ldd_mount_opts, "%s%s",
always_mountopts, default_mountopts);
}
}
/* Create the loopback file */
if (mop.mo_flags & MO_IS_LOOP) {
ret = access(mop.mo_device, F_OK);
- if (ret)
+ if (ret)
ret = errno;
#ifndef TUNEFS /* mkfs.lustre */
/* Reformat the loopback file */
if (ret || (mop.mo_flags & MO_FORCEFORMAT))
ret = loop_format(&mop);
#endif
- if (ret == 0)
+ if (ret == 0)
ret = loop_setup(&mop);
if (ret) {
fatal();
ret = is_lustre_target(&mop);
if (ret) {
fatal();
- fprintf(stderr, "Device %s was previously formatted "
+ fprintf(stderr, "Device %s was previously formatted "
"for lustre. Use --reformat to reformat it, "
"or tunefs.lustre to modify.\n",
mop.mo_device);
goto out;
}
+#ifndef TUNEFS /* mkfs.lustre */
+ if (IS_MDT(ldd)) {
+ ret = mkfs_mdt(&mop);
+ if (ret != 0) {
+ fprintf(stderr, "failed to mkfs_mdt\n");
+ goto out;
+ }
+ }
+#endif
+
out:
- loop_cleanup(&mop);
+ loop_cleanup(&mop);
- /* Fix any crazy return values from system() */
+ /* Fix any crazy return values from system() */
if (ret && ((ret & 255) == 0))
return (1);
if (ret)