/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Copyright (C) 2006 Cluster File Systems, Inc.
- * Author: Nathan Rutman <nathan@clusterfs.com>
+ * GPL HEADER START
*
- * This file is part of Lustre, http://www.lustre.org.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * Lustre is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
*
- * Lustre is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
*
- * You should have received a copy of the GNU General Public License
- * along with Lustre; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
*
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
*/
- /* This source file is compiled into both mkfs.lustre and tunefs.lustre */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lustre/utils/mkfs_lustre.c
+ *
+ * Author: Nathan Rutman <nathan@clusterfs.com>
+*/
+
+/* This source file is compiled into both mkfs.lustre and tunefs.lustre */
+#if HAVE_CONFIG_H
+# include "config.h"
+#endif /* HAVE_CONFIG_H */
+
+#ifndef _GNU_SOURCE
#define _GNU_SOURCE
+#endif
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#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
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;
+static int upgrade_to_18 = 0;
void usage(FILE *out)
{
"\t\t--mkfsoptions=<opts> : format options\n"
"\t\t--reformat: overwrite an existing disk\n"
"\t\t--stripe-count-hint=#N : used for optimizing MDT inode size\n"
+ "\t\t--iam-dir: make use of IAM directory format on backfs, incompatible with ext3.\n"
#else
"\t\t--erase-params : erase all old parameter settings\n"
"\t\t--nomgs: turn off MGS service on this MDT\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) {
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;
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))
break;
snprintf(cmd, cmdsz, "losetup %s %s", l_device,
mop->mo_device);
ret = run_command(cmd, cmdsz);
+ if (ret == 256)
+ /* someone else picked up this loop device
+ * behind our back */
+ continue;
if (ret) {
fprintf(stderr, "%s: error %d on losetup: %s\n",
progname, ret, strerror(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: %s does not support %s "
+ "feature.\n\n", E2FSPROGS, feature);
+ return;
+ }
+
+ msg_displayed++;
+
+ fprintf(stderr, "WARNING: The %s package currently installed on "
+ "your system does not support \"%s\" feature.\n",
+ E2FSPROGS, feature);
+#if !(HAVE_LDISKFSPROGS)
+ fprintf(stderr, "Please install the latest version of e2fsprogs from\n"
+ "http://downloads.lustre.org/public/tools/e2fsprogs/\n"
+ "to enable this feature.\n");
+#endif
+ if (make_backfs)
+ fprintf(stderr, "Feature will not be enabled until %s"
+ "is updated and '%s -O %s %%{device}' "
+ "is run.\n\n", E2FSPROGS, TUNE2FS, feature);
+}
+
/* Check whether the file exists in the device */
static int file_in_dev(char *file_name, char *dev_name)
{
/* Construct debugfs command line. */
snprintf(debugfs_cmd, sizeof(debugfs_cmd),
- "debugfs -c -R 'stat %s' %s 2>&1 | egrep '(Inode|unsupported)'",
- file_name, dev_name);
+ "%s -c -R 'stat %s' '%s' 2>&1 | egrep '(Inode|unsupported)'",
+ DEBUGFS, file_name, dev_name);
fp = popen(debugfs_cmd, "r");
if (!fp) {
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);
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), "%s -c -R \"supported_features %s\" 2>&1",
+ DEBUGFS, 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), "%s -F -O %s %s 100 >/dev/null 2>&1",
+ MKE2FS, 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,extents", 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)
{
if (journal_sz > 1024L)
journal_sz = 1024L;
/* man mkfs.ext3 */
- max_sz = (256000 * L_BLOCK_SIZE) >> 20; /* 1GB */
+ max_sz = (102400 * L_BLOCK_SIZE) >> 20; /* 400MB */
if (journal_sz > max_sz)
journal_sz = max_sz;
if (journal_sz) {
sizeof(mop->mo_mkfsopts));
}
- if (strstr(mop->mo_mkfsopts, "-O") == NULL) {
- /* Enable hashed b-tree directory lookup in large dirs
- bz6224 */
- strscat(mop->mo_mkfsopts, " -O dir_index",
- sizeof(mop->mo_mkfsopts));
- /* ldiskfs2: do not initialize all groups. */
- if (mop->mo_ldd.ldd_mount_type == LDD_MT_LDISKFS2)
- strscat(mop->mo_mkfsopts, ",uninit_groups",
- sizeof(mop->mo_mkfsopts));
- }
+ if (strstr(mop->mo_mkfsopts, "-O") == NULL)
+ enable_default_backfs_features(mop);
/* Allow reformat of full devices (as opposed to
partitions.) We already checked for mounted dev. */
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,
+ "%s -j -b %d -L %s ", MKE2FS, 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 */
printf("Lustre FS: %s\n", ldd->ldd_fsname);
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",
+ printf(" (%s%s%s%s%s%s%s%s%s)\n",
IS_MDT(ldd) ? "MDT ":"",
IS_OST(ldd) ? "OST ":"",
IS_MGS(ldd) ? "MGS ":"",
ldd->ldd_flags & LDD_F_VIRGIN ? "first_time ":"",
ldd->ldd_flags & LDD_F_UPDATE ? "update ":"",
ldd->ldd_flags & LDD_F_WRITECONF ? "writeconf ":"",
+ ldd->ldd_flags & LDD_F_IAM_DIR ? "IAM_dir_format ":"",
ldd->ldd_flags & LDD_F_UPGRADE14 ? "upgrade1.4 ":"");
printf("Persistent mount opts: %s\n", ldd->ldd_mount_opts);
printf("Parameters:%s\n", ldd->ldd_params);
printf("\n");
}
+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;
+ }
+}
+
+/* keep it less than LL_FID_NAMELEN */
+#define DUMMY_FILE_NAME_LEN 25
+#define EXT3_DIRENT_SIZE DUMMY_FILE_NAME_LEN
+
+/* Need to add these many entries to this directory to make HTREE dir. */
+#define MIN_ENTRIES_REQ_FOR_HTREE ((L_BLOCK_SIZE / EXT3_DIRENT_SIZE))
+
+static int add_dummy_files(char *dir)
+{
+ char fpname[PATH_MAX];
+ int i;
+ int rc;
+
+ for (i = 0; i < MIN_ENTRIES_REQ_FOR_HTREE; i++) {
+ snprintf(fpname, PATH_MAX, "%s/%0*d", dir,
+ DUMMY_FILE_NAME_LEN, i);
+
+ rc = touch_file(fpname);
+ if (rc && rc != -EEXIST) {
+ fprintf(stderr,
+ "%s: Can't create dummy file %s: %s\n",
+ progname, fpname , strerror(errno));
+ return rc;
+ }
+ }
+ return 0;
+}
+
+static int __l_mkdir(char * filepnm, int mode , struct mkfs_opts *mop)
+{
+ int ret;
+
+ ret = mkdir(filepnm, mode);
+ if (ret && ret != -EEXIST)
+ return ret;
+
+ /* IAM mode supports ext3 directories of HTREE type only. So add dummy
+ * entries to new directory to create htree type of container for
+ * this directory. */
+ if (mop->mo_ldd.ldd_flags & LDD_F_IAM_DIR)
+ return add_dummy_files(filepnm);
+ return 0;
+}
+
/* Write the server config files */
int write_local_files(struct mkfs_opts *mop)
{
/* Set up initial directories */
sprintf(filepnm, "%s/%s", mntpt, MOUNT_CONFIGS_DIR);
- ret = mkdir(filepnm, 0777);
+ ret = __l_mkdir(filepnm, 0777, mop);
if ((ret != 0) && (errno != EEXIST)) {
- fprintf(stderr, "%s: Can't make configs dir %s (%d)\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 (%d)\n",
+ fprintf(stderr, "%s: Can't make configs 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 */
#endif
/* end COMPAT_146 */
-
out_umnt:
umount(mntpt);
out_rmdir:
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);
+ snprintf(cmd, cmdsz, "%s -c -R 'dump /%s %s/mountdata' '%s'",
+ DEBUGFS, MOUNT_DATA_FILE, tmpdir, dev);
ret = run_command(cmd, cmdsz);
if (ret)
/* 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. */
- snprintf(cmd, cmdsz, "debugfs -c -R 'dump /%s %s' %s",
- LAST_RCVD, filepnm, dev);
+ snprintf(cmd, cmdsz, "%s -c -R 'dump /%s %s' %s",
+ DEBUGFS, LAST_RCVD, filepnm, dev);
ret = run_command(cmd, cmdsz);
if (ret) {
snprintf(cmd, cmdsz, "ls -l %s/", tmpdir);
run_command(cmd, cmdsz);
verrprint("Contents of disk:\n");
- snprintf(cmd, cmdsz, "debugfs -c -R 'ls -l /' %s", dev);
+ snprintf(cmd, cmdsz, "%s -c -R 'ls -l /' %s",
+ DEBUGFS, dev);
run_command(cmd, cmdsz);
goto out_rmdir;
} else {
/* If neither is set, we're pre-1.4.6, make a guess. */
/* Construct debugfs command line. */
- snprintf(cmd, cmdsz, "debugfs -c -R 'rdump /%s %s' %s",
- MDT_LOGS_DIR, tmpdir, dev);
+ snprintf(cmd, cmdsz, "%s -c -R 'rdump /%s %s' %s",
+ DEBUGFS, MDT_LOGS_DIR, tmpdir, dev);
run_command(cmd, cmdsz);
sprintf(filepnm, "%s/%s", tmpdir, MDT_LOGS_DIR);
#define MAXNIDSTR 1024
static char *convert_hostnames(char *s1)
{
- char *converted, *s2 = 0, *c;
+ char *converted, *s2 = 0, *c, *end, sep;
int left = MAXNIDSTR;
lnet_nid_t nid;
return NULL;
}
+ end = s1 + strlen(s1);
c = converted;
- while ((left > 0) && ((s2 = strsep(&s1, ",: \0")))) {
- nid = libcfs_str2nid(s2);
+ while ((left > 0) && (s1 < end)) {
+ s2 = strpbrk(s1, ",:");
+ if (!s2)
+ s2 = end;
+ sep = *s2;
+ *s2 = '\0';
+ nid = libcfs_str2nid(s1);
+
if (nid == LNET_NID_ANY) {
- if (*s2 == '/')
- /* end of nids */
- break;
- fprintf(stderr, "%s: Can't parse NID '%s'\n",
- progname, s2);
+ fprintf(stderr, "%s: Can't parse NID '%s'\n", progname, s1);
free(converted);
return NULL;
}
-
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",
- progname, s2, libcfs_nid2str(nid));
+ progname, s1, libcfs_nid2str(nid));
free(converted);
return NULL;
}
- c += snprintf(c, left, "%s,", libcfs_nid2str(nid));
+ c += snprintf(c, left, "%s%c", libcfs_nid2str(nid), sep);
left = converted + MAXNIDSTR - c;
+ s1 = s2 + 1;
}
- *(c - 1) = '\0';
return converted;
}
char **mountopts)
{
static struct option long_opt[] = {
+ {"iam-dir", 0, 0, 'a'},
{"backfstype", 1, 0, 'b'},
{"stripe-count-hint", 1, 0, 'c'},
{"comment", 1, 0, 'u'},
{"reformat", 0, 0, 'r'},
{"verbose", 0, 0, 'v'},
{"writeconf", 0, 0, 'w'},
+ {"upgrade_to_18", 0, 0, 'U'},
{0, 0, 0, 0}
};
char *optstring = "b:c:C:d:ef:Ghi:k:L:m:MnNo:Op:Pqru:vw";
while ((opt = getopt_long(argc, argv, optstring, long_opt, &longidx)) !=
EOF) {
switch (opt) {
+ case 'a': {
+ if (IS_MDT(&mop->mo_ldd))
+ mop->mo_ldd.ldd_flags |= LDD_F_IAM_DIR;
+ break;
+ }
case 'b': {
int i = 0;
while (i < LDD_MT_LAST) {
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);
- }
free(nids);
if (rc)
return rc;
/* Must update the mgs logs */
mop->mo_ldd.ldd_flags |= LDD_F_UPDATE;
+ failover = 1;
break;
}
case 'G':
case 'w':
mop->mo_ldd.ldd_flags |= LDD_F_WRITECONF;
break;
+ case 'U':
+ upgrade_to_18 = 1;
+ break;
default:
if (opt != '?') {
fatal();
return EINVAL;
}
- return 0;
-}
-
-#include <lustre/libiam.h>
-
-#define LDISKFS_IOC_GETVERSION _IOR('f', 3, long)
-
-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;
- }
+ /* single argument: <device> */
+ if (argc == 2)
+ ++print_only;
- 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;
+ return 0;
}
int main(int argc, char *const argv[])
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 Lustre ldiskfs
patches! */
if (IS_OST(ldd) &&
(ldd->ldd_mount_type == LDD_MT_LDISKFS ||
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);