/* * GPL HEADER START * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * 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. * * 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 * 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 (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. * * Copyright (c) 2011, 2015, Intel Corporation. */ /* * 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 */ /* 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "mount_utils.h" char *progname; int verbose = 1; int version; static int print_only = 0; #ifdef HAVE_LDISKFS_OSD #define FSLIST_LDISKFS "ldiskfs" #define HAVE_FSLIST #else #define FSLIST_LDISKFS "" #endif /* HAVE_LDISKFS_OSD */ #ifdef HAVE_ZFS_OSD #ifdef HAVE_FSLIST #define FSLIST_ZFS "|zfs" #else #define FSLIST_ZFS "zfs" #define HAVE_FSLIST #endif #else #define FSLIST_ZFS "" #endif /* HAVE_ZFS_OSD */ #ifndef HAVE_FSLIST #error "no backing OSD types (ldiskfs or ZFS) are configured" #endif #define FSLIST FSLIST_LDISKFS FSLIST_ZFS void usage(FILE *out) { fprintf(out, "usage: %s [--backfstype="FSLIST"] " "--fsname=\n" "\t--index= [options] \n", progname); #ifdef HAVE_ZFS_OSD fprintf(out, "usage: %s --backfstype=zfs " "--fsname= [options]\n" "\t/\n" "\t[[] [ ...] [vdev type>] ...]\n", progname); #endif fprintf(out, "\t:block device or file (e.g /dev/sda or /tmp/ost1)\n" #ifdef HAVE_ZFS_OSD "\t: name of ZFS pool where target is created " "(e.g. tank)\n" "\t: name of new dataset, must be unique within " "pool (e.g. ost1)\n" "\t: type of vdev (mirror, raidz, raidz2, spare, " "cache, log)\n" #endif "\n" #ifndef TUNEFS "\ttarget types:\n" "\t\t--mgs: configuration management service\n" "\t\t--mdt: metadata storage, mutually exclusive with ost\n" "\t\t--ost: object storage, mutually exclusive with mdt, mgs\n" #endif "\toptions (in order of popularity):\n" "\t\t--index=#N: numerical target index (0..N)\n" "\t\t\trequired for all targets other than the MGS,\n" "\t\t\ttarget index may either be a decimal number or\n" "\t\t\thexadecimal number starting with '0x'\n" "\t\t--fsname=<8_char_filesystem_name>: fs targets belong to\n" "\t\t\trequired for all targets other than MGS\n" "\t\t--mgsnode=[,<...>]: NID(s) of remote MGS\n" "\t\t\trequired for all targets other than MGS\n" "\t\t--mountfsoptions=: permanent Lustre mount options\n" "\t\t--backfs-mount-opts=: backing fs mount options\n" "\t\t--failnode=[,<...>]: NID(s) of backup failover node\n" "\t\t\tmutually exclusive with --servicenode\n" "\t\t--servicenode=[,<...>]: NID(s) of service partners\n" "\t\t\ttreat nodes as equal service node, mutually exclusive " "with --failnode\n" "\t\t--param =: set a permanent parameter\n" "\t\t\te.g. --param sys.timeout=40\n" "\t\t\t --param lov.stripesize=2M\n" "\t\t--network=[,<...>]: restrict OST/MDT to network(s)\n" #ifndef TUNEFS "\t\t--backfstype=: backing fs type (ldiskfs, zfs)\n" "\t\t--device-size=#N(KB): device size for loop devices\n" "\t\t--mkfsoptions=: format options\n" "\t\t--reformat: overwrite an existing disk\n" "\t\t--replace: replace an old target with the same index\n" "\t\t--stripe-count-hint=#N: for optimizing MDT inode size\n" #else "\t\t--erase-params: erase all old parameter settings\n" "\t\t--nomgs: turn off MGS service on this MDT\n" "\t\t--writeconf: erase all config logs for this fs.\n" "\t\t--quota: enable space accounting on old 2.x device.\n" #endif "\t\t--comment=: arbitrary string (%d bytes)\n" "\t\t--dryrun: report what we would do; don't write to disk\n" "\t\t--verbose: e.g. show mkfs progress\n" "\t\t--force-nohostid: Ignore hostid requirement for ZFS " "import\n" "\t\t-V|--version: output build version of the utility and\n" "\t\t\texit\n" "\t\t--quiet\n", (int)sizeof(((struct lustre_disk_data *)0)->ldd_userdata)); return; } /* ==================== Lustre config functions =============*/ void print_ldd(char *str, struct lustre_disk_data *ldd) { printf("\n %s:\n", str); printf("Target: %s\n", ldd->ldd_svname); if (ldd->ldd_svindex == INDEX_UNASSIGNED) printf("Index: unassigned\n"); else printf("Index: %d\n", ldd->ldd_svindex); if (ldd->ldd_uuid[0]) printf("UUID: %s\n", (char *)ldd->ldd_uuid); 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%s)\n", IS_MDT(ldd) ? "MDT ":"", IS_OST(ldd) ? "OST ":"", IS_MGS(ldd) ? "MGS ":"", ldd->ldd_flags & LDD_F_NEED_INDEX ? "needs_index ":"", 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_NO_PRIMNODE? "no_primnode ":"", 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); if (ldd->ldd_userdata[0]) printf("Comment: %s\n", ldd->ldd_userdata); printf("\n"); } void set_defaults(struct mkfs_opts *mop) { mop->mo_ldd.ldd_magic = LDD_MAGIC; mop->mo_ldd.ldd_config_ver = 1; mop->mo_ldd.ldd_flags = LDD_F_NEED_INDEX | LDD_F_UPDATE | LDD_F_VIRGIN; #ifdef HAVE_LDISKFS_OSD mop->mo_ldd.ldd_mount_type = LDD_MT_LDISKFS; #else mop->mo_ldd.ldd_mount_type = LDD_MT_ZFS; #endif mop->mo_ldd.ldd_svindex = INDEX_UNASSIGNED; mop->mo_mgs_failnodes = 0; mop->mo_stripe_count = 1; mop->mo_pool_vdevs = NULL; } static inline void badopt(const char *opt, char *type) { fprintf(stderr, "%s: '--%s' only valid for %s\n", progname, opt, type); usage(stderr); } /* from mount_lustre */ /* Get rid of symbolic hostnames for tcp, since kernel can't do lookups */ #define MAXNIDSTR 1024 static char *convert_hostnames(char *s1) { char *converted, *s2 = 0, *c, *end, sep; int left = MAXNIDSTR; lnet_nid_t nid; converted = malloc(left); if (converted == NULL) { return NULL; } end = s1 + strlen(s1); c = converted; while ((left > 0) && (s1 < end)) { s2 = strpbrk(s1, ",:"); if (!s2) s2 = end; sep = *s2; *s2 = '\0'; nid = libcfs_str2nid(s1); *s2 = sep; if (nid == LNET_NID_ANY) { fprintf(stderr, "%s: Cannot resolve hostname '%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, s1, libcfs_nid2str(nid)); free(converted); return NULL; } c += snprintf(c, left, "%s%c", libcfs_nid2str(nid), sep); left = converted + MAXNIDSTR - c; s1 = s2 + 1; } return converted; } int parse_opts(int argc, char *const argv[], struct mkfs_opts *mop, char **mountopts) { static struct option long_opt[] = { { "backfs-mount-opts", required_argument, NULL, 'B' }, { "failnode", required_argument, NULL, 'f' }, { "failover", required_argument, NULL, 'f' }, { "help", no_argument, NULL, 'h' }, { "index", required_argument, NULL, 'i' }, { "fsname", required_argument, NULL, 'L' }, { "mgsnode", required_argument, NULL, 'm' }, { "mgsnid", required_argument, NULL, 'm' }, { "dryrun", no_argument, NULL, 'n' }, { "mountfsoptions", required_argument, NULL, 'o' }, { "param", required_argument, NULL, 'p' }, { "quiet", no_argument, NULL, 'q' }, { "servicenode", required_argument, NULL, 's' }, { "network", required_argument, NULL, 't' }, { "comment", required_argument, NULL, 'u' }, { "force-nohostid", no_argument, NULL, 'U' }, { "verbose", no_argument, NULL, 'v' }, { "version", no_argument, NULL, 'V' }, #ifndef TUNEFS { "backfstype", required_argument, NULL, 'b' }, { "stripe-count-hint", required_argument, NULL, 'c' }, { "device-size", required_argument, NULL, 'd' }, { "mgs", no_argument, NULL, 'G' }, { "mkfsoptions", required_argument, NULL, 'k' }, { "mdt", no_argument, NULL, 'M' }, { "nomgs", no_argument, NULL, 'N' }, { "ost", no_argument, NULL, 'O' }, { "reformat", no_argument, NULL, 'r' }, { "replace", no_argument, NULL, 'R' }, #else { "erase-params", no_argument, NULL, 'e' }, { "quota", no_argument, NULL, 'Q' }, { "writeconf", no_argument, NULL, 'w' }, #endif { 0, 0, NULL, 0 } }; char *optstring = "B:f:hi:L:m:no:p:qs:t:u:vV" #ifndef TUNEFS "b:c:d:Gk:MNOrR"; #else "eQw"; #endif struct lustre_disk_data *ldd = &mop->mo_ldd; char new_fsname[16] = { 0 }; int opt; int rc, longidx; int failnode_set = 0, servicenode_set = 0; int replace = 0; bool index_option = false; while ((opt = getopt_long(argc, argv, optstring, long_opt, &longidx)) != EOF) { switch (opt) { case 'B': mop->mo_mountopts = optarg; break; case 'f': case 's': { char *nids; if ((opt == 'f' && servicenode_set) || (opt == 's' && failnode_set)) { fprintf(stderr, "%s: %s cannot use with --%s\n", progname, long_opt[longidx].name, opt == 'f' ? "servicenode" : "failnode"); return 1; } nids = convert_hostnames(optarg); if (nids == NULL) return 1; rc = append_param(ldd->ldd_params, PARAM_FAILNODE, nids, ':'); free(nids); if (rc != 0) return rc; /* Must update the mgs logs */ ldd->ldd_flags |= LDD_F_UPDATE; if (opt == 'f') { failnode_set = 1; } else { ldd->ldd_flags |= LDD_F_NO_PRIMNODE; servicenode_set = 1; } mop->mo_flags |= MO_FAILOVER; break; } case 'h': usage(stdout); return 1; case 'i': { char *endptr = NULL; int base; index_option = true; /* LU-2374: check whether it is OST/MDT later */ base = (strlen(optarg) > 1 && !strncmp(optarg, "0x", 2)) ? 16 : 10; /* Allowed input are base 16 and base 10 numbers only */ mop->mo_ldd.ldd_svindex = strtoul(optarg, &endptr, base); if (*endptr != '\0') { fprintf(stderr, "%s: wrong index %s. " "Target index must be decimal or " "hexadecimal.\n", progname, optarg); return 1; } if (ldd->ldd_svindex >= INDEX_UNASSIGNED) { fprintf(stderr, "%s: wrong index %u. " "Target index must be less than %u.\n", progname, ldd->ldd_svindex, INDEX_UNASSIGNED); return 1; } ldd->ldd_flags &= ~LDD_F_NEED_INDEX; break; } case 'L': { rc = lustre_is_fsname_valid(optarg, 1, LUSTRE_MAXFSNAME); if (rc < 0) { fprintf(stderr, "%s: filesystem name must be " "1-%d chars\n", progname, LUSTRE_MAXFSNAME); return 1; } else if (rc > 0) { fprintf(stderr, "%s: char '%c' not allowed in " "filesystem name\n", progname, rc); return 1; } strscpy(new_fsname, optarg, sizeof(new_fsname)); break; } case 'm': { char *nids = convert_hostnames(optarg); if (nids == NULL) return 1; rc = append_param(ldd->ldd_params, PARAM_MGSNODE, nids, ':'); free(nids); if (rc != 0) return rc; mop->mo_mgs_failnodes++; break; } case 'n': print_only++; break; case 'o': *mountopts = optarg; break; case 'p': rc = add_param(ldd->ldd_params, NULL, optarg); if (rc != 0) return rc; /* Must update the mgs logs */ ldd->ldd_flags |= LDD_F_UPDATE; break; case 'q': verbose--; break; case 't': if (!IS_MDT(ldd) && !IS_OST(ldd)) { badopt(long_opt[longidx].name, "MDT,OST"); return 1; } if (optarg == NULL) return 1; rc = add_param(ldd->ldd_params, PARAM_NETWORK, optarg); if (rc != 0) return rc; /* Must update the mgs logs */ ldd->ldd_flags |= LDD_F_UPDATE; break; case 'u': strscpy(ldd->ldd_userdata, optarg, sizeof(ldd->ldd_userdata)); break; case 'U': mop->mo_flags |= MO_NOHOSTID_CHECK; break; case 'v': verbose++; break; case 'V': ++version; fprintf(stdout, "%s %s\n", progname, LUSTRE_VERSION_STRING); return 0; #ifndef TUNEFS case 'b': { int i = 0; do { if (strcmp(optarg, mt_str(i)) == 0) { ldd->ldd_mount_type = i; break; } } while (++i < LDD_MT_LAST); if (i == LDD_MT_LAST) { fprintf(stderr, "%s: invalid backend filesystem" " type %s\n", progname, optarg); return 1; } break; } case 'c': if (IS_MDT(ldd)) { int stripe_count = atol(optarg); if (stripe_count <= 0) { fprintf(stderr, "%s: bad stripe count " "%d\n", progname, stripe_count); return 1; } mop->mo_stripe_count = stripe_count; } else { badopt(long_opt[longidx].name, "MDT"); return 1; } break; case 'd': mop->mo_device_kb = atol(optarg); break; case 'G': ldd->ldd_flags |= LDD_F_SV_TYPE_MGS; break; case 'k': strscpy(mop->mo_mkfsopts, optarg, sizeof(mop->mo_mkfsopts)); break; case 'M': ldd->ldd_flags |= LDD_F_SV_TYPE_MDT; break; case 'N': ldd->ldd_flags &= ~LDD_F_SV_TYPE_MGS; break; case 'O': ldd->ldd_flags |= LDD_F_SV_TYPE_OST; break; case 'r': mop->mo_flags |= MO_FORCEFORMAT; break; case 'R': replace = 1; break; #else /* !TUNEFS */ case 'e': ldd->ldd_params[0] = '\0'; /* Must update the mgs logs */ ldd->ldd_flags |= LDD_F_UPDATE; break; case 'Q': mop->mo_flags |= MO_QUOTA; break; case 'w': ldd->ldd_flags |= LDD_F_WRITECONF; break; #endif /* !TUNEFS */ default: if (opt != '?') { fatal(); fprintf(stderr, "Unknown option '%c'\n", opt); } return EINVAL; } } if (strlen(new_fsname) > 0) { if (!(mop->mo_flags & MO_FORCEFORMAT) && (!(ldd->ldd_flags & (LDD_F_UPGRADE14 | LDD_F_VIRGIN | LDD_F_WRITECONF)))) { fprintf(stderr, "%s: cannot change the name " "of a registered target\n", progname); return 1; } strscpy(ldd->ldd_fsname, new_fsname, sizeof(ldd->ldd_fsname)); } if (index_option && !(mop->mo_ldd.ldd_flags & (LDD_F_UPGRADE14 | LDD_F_VIRGIN | LDD_F_WRITECONF))) { fprintf(stderr, "%s: cannot change the index of" " a registered target\n", progname); return 1; } /* Need to clear this flag after parsing 'L' and 'i' options. */ if (replace) ldd->ldd_flags &= ~LDD_F_VIRGIN; if (optind == argc) { /* The user didn't specify device name */ fatal(); fprintf(stderr, "Not enough arguments - device name or " "pool/dataset name not specified.\n"); return EINVAL; } else { /* The device or pool/filesystem name */ strscpy(mop->mo_device, argv[optind], sizeof(mop->mo_device)); /* Followed by optional vdevs */ if (optind < argc - 1) mop->mo_pool_vdevs = (char **) &argv[optind + 1]; } return 0; } int main(int argc, char *const argv[]) { struct mkfs_opts mop; struct lustre_disk_data *ldd = &mop.mo_ldd; char *mountopts = NULL; char wanted_mountopts[512] = ""; unsigned mount_type; int ret = 0; int ret2 = 0; progname = strrchr(argv[0], '/'); if (progname != NULL) progname++; else progname = argv[0]; if ((argc < 2) || (argv[argc - 1][0] == '-')) { usage(stderr); return EINVAL; } memset(&mop, 0, sizeof(mop)); set_defaults(&mop); /* device is last arg */ strscpy(mop.mo_device, argv[argc - 1], sizeof(mop.mo_device)); ret = osd_init(); if (ret != 0) return ret; #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 = osd_is_lustre(mop.mo_device, &mount_type); if (ret == 0) { fatal(); fprintf(stderr, "Device %s has not been formatted with " "mkfs.lustre\n", mop.mo_device); ret = ENODEV; goto out; } ldd->ldd_mount_type = mount_type; ret = osd_read_ldd(mop.mo_device, ldd); if (ret != 0) { fatal(); fprintf(stderr, "Failed to read previous Lustre data from %s " "(%d)\n", mop.mo_device, ret); goto out; } ldd->ldd_flags &= ~(LDD_F_WRITECONF | LDD_F_VIRGIN); /* svname of the form lustre:OST1234 means never registered */ ret = strlen(ldd->ldd_svname); if (ldd->ldd_svname[ret - 8] == ':') { ldd->ldd_svname[ret - 8] = '-'; ldd->ldd_flags |= LDD_F_VIRGIN; } else if (ldd->ldd_svname[ret - 8] == '=') { ldd->ldd_svname[ret - 8] = '-'; ldd->ldd_flags |= LDD_F_WRITECONF; } if (strstr(ldd->ldd_params, PARAM_MGSNODE)) mop.mo_mgs_failnodes++; if (verbose > 0) print_ldd("Read previous values", ldd); #endif /* TUNEFS */ ret = parse_opts(argc, argv, &mop, &mountopts); if (ret != 0 || version) goto out; 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 (((IS_MDT(ldd) || IS_MGS(ldd))) && IS_OST(ldd)) { fatal(); fprintf(stderr, "OST type is exclusive with MDT,MGS\n"); ret = EINVAL; goto out; } /* Stand alone MGS doesn't need an index */ if (!IS_MDT(ldd) && IS_MGS(ldd)) { #ifndef TUNEFS /* But if --index was specified flag an error */ if (!(ldd->ldd_flags & LDD_F_NEED_INDEX)) { badopt("index", "MDT,OST"); goto out; } #endif ldd->ldd_flags &= ~LDD_F_NEED_INDEX; } if ((ldd->ldd_flags & (LDD_F_NEED_INDEX | LDD_F_UPGRADE14)) == (LDD_F_NEED_INDEX | LDD_F_UPGRADE14)) { fatal(); fprintf(stderr, "Can't find the target index, " "specify with --index\n"); ret = EINVAL; goto out; } if (ldd->ldd_flags & LDD_F_NEED_INDEX) fprintf(stderr, "warning: %s: for Lustre 2.4 and later, the " "target index must be specified with --index\n", mop.mo_device); /* If no index is supplied for MDT by default set index to zero */ if (IS_MDT(ldd) && (ldd->ldd_svindex == INDEX_UNASSIGNED)) { ldd->ldd_flags &= ~LDD_F_NEED_INDEX; ldd->ldd_svindex = 0; } if (!IS_MGS(ldd) && (mop.mo_mgs_failnodes == 0)) { fatal(); if (IS_MDT(ldd)) fprintf(stderr, "Must specify --mgs or --mgsnode\n"); else fprintf(stderr, "Must specify --mgsnode\n"); ret = EINVAL; goto out; } if ((IS_MDT(ldd) || IS_OST(ldd)) && ldd->ldd_fsname[0] == '\0') { fatal(); fprintf(stderr, "Must specify --fsname for MDT/OST device\n"); ret = EINVAL; goto out; } /* These are the permanent mount options (always included) */ ret = osd_prepare_lustre(&mop, wanted_mountopts, sizeof(wanted_mountopts)); if (ret != 0) { fatal(); fprintf(stderr, "unable to prepare backend (%d)\n", ret); goto out; } if (mountopts) { trim_mountfsoptions(mountopts); if (check_mountfsoptions(mountopts, wanted_mountopts)) { ret = EINVAL; goto out; } snprintf(ldd->ldd_mount_opts, sizeof(ldd->ldd_mount_opts), "%s", mountopts); } else { #ifdef TUNEFS if (ldd->ldd_mount_opts[0] == 0) /* use the defaults unless old opts exist */ #endif { snprintf(ldd->ldd_mount_opts, sizeof(ldd->ldd_mount_opts), "%s", wanted_mountopts); trim_mountfsoptions(ldd->ldd_mount_opts); } } ret = osd_fix_mountopts(&mop, ldd->ldd_mount_opts, sizeof(ldd->ldd_mount_opts)); if (ret != 0) { fatal(); fprintf(stderr, "unable to fix mountfsoptions (%d)\n", ret); goto out; } server_make_name(ldd->ldd_flags, ldd->ldd_svindex, ldd->ldd_fsname, ldd->ldd_svname); if (verbose >= 0) print_ldd("Permanent disk data", ldd); if (print_only) { printf("exiting before disk write.\n"); goto out; } if (check_mtab_entry(mop.mo_device, mop.mo_device, NULL, NULL)) return(EEXIST); /* Create the loopback file */ if (mop.mo_flags & MO_IS_LOOP) { ret = access(mop.mo_device, F_OK); if (ret != 0) ret = errno; #ifndef TUNEFS /* Reformat the loopback file */ if (ret != 0 || (mop.mo_flags & MO_FORCEFORMAT)) { ret = loop_format(&mop); if (ret != 0) goto out; } #endif if (ret == 0) ret = loop_setup(&mop); if (ret != 0) { fatal(); fprintf(stderr, "Loop device setup for %s failed: %s\n", mop.mo_device, strerror(ret)); goto out; } } #ifndef TUNEFS /* Check whether the disk has already been formatted by mkfs.lustre */ if (!(mop.mo_flags & MO_FORCEFORMAT)) { ret = osd_is_lustre(mop.mo_device, &mount_type); if (ret != 0) { fatal(); 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; } } /* Format the backing filesystem */ ret = osd_make_lustre(&mop); if (ret != 0) { fatal(); fprintf(stderr, "mkfs failed %d\n", ret); goto out; } #else /* !TUNEFS */ /* update svname with '=' to refresh config */ if (ldd->ldd_flags & LDD_F_WRITECONF) { struct mount_opts opts; opts.mo_ldd = *ldd; opts.mo_source = mop.mo_device; (void) osd_label_lustre(&opts); } /* Enable quota accounting */ if (mop.mo_flags & MO_QUOTA) { ret = osd_enable_quota(&mop); goto out; } #endif /* !TUNEFS */ /* Write our config files */ ret = osd_write_ldd(&mop); if (ret != 0) { fatal(); fprintf(stderr, "failed to write local files\n"); goto out; } out: osd_fini(); ret2 = loop_cleanup(&mop); if (ret == 0) ret = ret2; /* Fix any crazy return values from system() */ if (ret != 0 && ((ret & 255) == 0)) return 1; if (ret != 0) verrprint("%s: exiting with %d (%s)\n", progname, ret, strerror(ret)); return ret; }