LU-3244 utils: tunefs.lustre should preserve virgin label

[fs/lustre-release.git] / lustre / utils / mkfs_lustre.c

diff --git a/lustre/utils/mkfs_lustre.c b/lustre/utils/mkfs_lustre.c
index d85ad5a..87ba9b6 100644 (file)
--- a/lustre/utils/mkfs_lustre.c
+++ b/lustre/utils/mkfs_lustre.c
@@ -27,7 +27,7 @@
  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2011, Whamcloud, Inc.
+ * Copyright (c) 2011, 2012, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -47,6 +47,7 @@
 #ifndef _GNU_SOURCE
 #define _GNU_SOURCE
 #endif
+#include "mount_utils.h"
 #include <stdlib.h>
 #include <stdio.h>
 #include <unistd.h>
@@ -64,20 +65,10 @@
 #include <limits.h>
 #include <ctype.h>
 
-#ifdef __linux__
-/* 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>
-#ifndef BLKGETSIZE64
-#include <linux/fs.h> /* for BLKGETSIZE64 */
-#endif
-#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
@@ -166,6 +157,7 @@ void usage(FILE *out)
                "\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=<user comment>: arbitrary string (%d bytes)\n"
                "\t\t--dryrun: report what we would do; don't write to disk\n"
@@ -190,7 +182,7 @@ void print_ldd(char *str, struct lustre_disk_data *ldd)
         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%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 ":"",
@@ -198,7 +190,6 @@ void print_ldd(char *str, struct lustre_disk_data *ldd)
                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_NO_PRIMNODE? "no_primnode ":"",
                ldd->ldd_flags & LDD_F_UPGRADE14  ? "upgrade1.4 ":"");
         printf("Persistent mount opts: %s\n", ldd->ldd_mount_opts);
@@ -283,7 +274,6 @@ int parse_opts(int argc, char *const argv[], struct mkfs_opts *mop,
                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'},
@@ -314,6 +304,7 @@ int parse_opts(int argc, char *const argv[], struct mkfs_opts *mop,
                 {"writeconf", 0, 0, 'w'},
                 {"upgrade_to_18", 0, 0, 'U'},
                 {"network", 1, 0, 't'},
+               {"quota", 0, 0, 'Q'},
                 {0, 0, 0, 0}
         };
         char *optstring = "b:c:C:d:ef:Ghi:k:L:m:MnNo:Op:Pqrs:t:Uu:vw";
@@ -324,11 +315,6 @@ int parse_opts(int argc, char *const argv[], struct mkfs_opts *mop,
         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) {
@@ -521,6 +507,9 @@ int parse_opts(int argc, char *const argv[], struct mkfs_opts *mop,
                 case 'U':
                         upgrade_to_18 = 1;
                         break;
+               case 'Q':
+                       mop->mo_flags |= MO_QUOTA;
+                       break;
                 default:
                         if (opt != '?') {
                                 fatal();
@@ -574,6 +563,10 @@ int main(int argc, char *const argv[])
         /* device is last arg */
         strscpy(mop.mo_device, argv[argc - 1], sizeof(mop.mo_device));
 
+       ret = osd_init();
+       if (ret)
+               return ret;
+
 #ifdef TUNEFS
         /* For tunefs, we must read in the old values before parsing any
            new ones. */
@@ -587,6 +580,7 @@ int main(int argc, char *const argv[])
                 ret = ENODEV;
                 goto out;
         }
+       mop.mo_ldd.ldd_mount_type = mount_type;
 
        ret = osd_read_ldd(mop.mo_device, &mop.mo_ldd);
         if (ret) {
@@ -597,6 +591,16 @@ int main(int argc, char *const argv[])
         }
        mop.mo_ldd.ldd_flags &= ~(LDD_F_WRITECONF | LDD_F_VIRGIN);
 
+       /* svname of the form lustre:OST1234 means never registered */
+       ret = strlen(mop.mo_ldd.ldd_svname);
+       if (mop.mo_ldd.ldd_svname[ret - 8] == ':') {
+               mop.mo_ldd.ldd_svname[ret - 8] = '-';
+               mop.mo_ldd.ldd_flags |= LDD_F_VIRGIN;
+       } else if (mop.mo_ldd.ldd_svname[ret - 8] == '=') {
+               mop.mo_ldd.ldd_svname[ret - 8] = '-';
+               mop.mo_ldd.ldd_flags |= LDD_F_WRITECONF;
+       }
+
         if (strstr(mop.mo_ldd.ldd_params, PARAM_MGSNODE))
             mop.mo_mgs_failnodes++;
 
@@ -604,10 +608,6 @@ int main(int argc, char *const argv[])
                 print_ldd("Read previous values", &(mop.mo_ldd));
 #endif
 
-       ret = osd_init();
-       if (ret)
-               return ret;
-
         ret = parse_opts(argc, argv, &mop, &mountopts);
         if (ret)
                 goto out;
@@ -641,11 +641,17 @@ int main(int argc, char *const argv[])
                 goto out;
         }
 
-       if (IS_OST(ldd) && (mop.mo_ldd.ldd_flags & LDD_F_NEED_INDEX))
+       if (mop.mo_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)) {
+               mop.mo_ldd.ldd_flags &= ~LDD_F_NEED_INDEX;
+               mop.mo_ldd.ldd_svindex = 0;
+       }
+
 #if 0
         /*
          * Comment out these 2 checks temporarily, since for multi-MDSes
@@ -769,6 +775,13 @@ int main(int argc, char *const argv[])
                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
 
         /* Write our config files */