/*
* mdadm - manage Linux "md" devices aka RAID arrays.
*
- * Copyright (C) 2001-2006 Neil Brown <neilb@suse.de>
+ * Copyright (C) 2001-2009 Neil Brown <neilb@suse.de>
*
*
* This program is free software; you can redistribute it and/or modify
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Neil Brown
- * Email: <neilb@cse.unsw.edu.au>
- * Paper: Neil Brown
- * School of Computer Science and Engineering
- * The University of New South Wales
- * Sydney, 2052
- * Australia
+ * Email: <neilb@suse.de>
*/
#include "mdadm.h"
mddev_ident_t ident,
mddev_dev_t devlist, char *backup_file,
int readonly, int runstop,
- char *update, char *homehost,
+ char *update, char *homehost, int require_homehost,
int verbose, int force)
{
/*
if (!devlist &&
ident->uuid_set == 0 &&
ident->super_minor < 0 &&
+ ident->name[0] == 0 &&
+ (ident->container == NULL || ident->member == NULL) &&
ident->devices == NULL) {
fprintf(stderr, Name ": No identity information available for %s - cannot assemble.\n",
mddev ? mddev : "further assembly");
}
/* It is worth looking inside this container.
*/
+ if (verbose > 0)
+ fprintf(stderr, Name ": looking in container %s\n",
+ devname);
next_member:
if (tmpdev->content)
content = tmpdev->content;
else
content = tst->ss->container_content(tst);
+ if (!content)
+ goto loop; /* empty container */
tmpdev->content = content->next;
if (tmpdev->content == NULL)
fprintf(stderr, Name ": member %s in %s is already assembled\n",
content->text_version,
devname);
+ skip:
+ if (tmpdev->content)
+ goto next_member;
tst->ss->free_super(tst);
tst = NULL;
content = NULL;
goto loop;
return 1;
}
+ if (ident->member && ident->member[0]) {
+ char *s = strchr(content->text_version+1, '/');
+ if (s == NULL) {
+ fprintf(stderr, Name ": badly formatted version: %s\n",
+ content->text_version);
+ goto skip;
+ }
+ if (strcmp(ident->member, s+1) != 0) {
+ if (report_missmatch)
+ fprintf(stderr,
+ Name ": skipping wrong member %s\n",
+ content->text_version);
+ goto skip;
+ }
+ }
st = tst; tst = NULL;
if (!auto_assem && tmpdev->next != NULL) {
fprintf(stderr, Name ": %s is a container, but is not "
st->ss->free_super(st);
return 1;
}
+ if (verbose > 0)
+ fprintf(stderr, Name ": found match on member %s in %s\n",
+ content->text_version, devname);
break;
}
if (st == NULL)
name = content->text_version;
trustworthy = METADATA;
}
+
+ if (name[0] && trustworthy != LOCAL &&
+ ! require_homehost &&
+ conf_name_is_free(name))
+ trustworthy = LOCAL;
+
+ if (trustworthy == LOCAL &&
+ strchr(name, ':'))
+ /* Ignore 'host:' prefix of name */
+ name = strchr(name, ':')+1;
+
mdfd = create_mddev(mddev, name, ident->autof, trustworthy,
chosen_name);
if (mdfd < 0) {
#endif
/* Ok, no bad inconsistancy, we can try updating etc */
bitmap_done = 0;
+ content->update_private = NULL;
for (tmpdev = devlist; tmpdev; tmpdev=tmpdev->next) if (tmpdev->used == 1) {
char *devname = tmpdev->devname;
struct stat stb;
> devices[most_recent].i.events)
most_recent = devcnt;
}
- if (content->array.level == -4)
+ if (content->array.level == LEVEL_MULTIPATH)
/* with multipath, the raid_disk from the superblock is meaningless */
i = devcnt;
else
}
devcnt++;
}
+ free(content->update_private);
+ content->update_private = NULL;
if (devcnt == 0) {
fprintf(stderr, Name ": no devices found for %s\n",
/* note: we ignore error flags in multipath arrays
* as they don't make sense
*/
- if (content->array.level != -4)
- if (!(devices[j].i.disk.state & (1<<MD_DISK_SYNC))) {
+ if (content->array.level != LEVEL_MULTIPATH)
+ if (!(devices[j].i.disk.state & (1<<MD_DISK_ACTIVE))) {
if (!(devices[j].i.disk.state
& (1<<MD_DISK_FAULTY)))
sparecnt++;
if (content->reshape_active) {
int err = 0;
int *fdlist = malloc(sizeof(int)* bestcnt);
+ if (verbose > 0)
+ fprintf(stderr, Name ":%s has an active reshape - checking "
+ "if critical section needs to be restored\n",
+ chosen_name);
for (i=0; i<bestcnt; i++) {
int j = best[i];
if (j >= 0) {
fdlist[i] = -1;
}
if (!err)
- err = Grow_restart(st, content, fdlist, bestcnt, backup_file);
+ err = Grow_restart(st, content, fdlist, bestcnt, backup_file, verbose > 0);
while (i>0) {
i--;
if (fdlist[i]>=0) close(fdlist[i]);
}
if (err) {
fprintf(stderr, Name ": Failed to restore critical section for reshape, sorry.\n");
+ if (backup_file == NULL)
+ fprintf(stderr," Possibly you needed to specify the --backup-file\n");
close(mdfd);
return err;
}
content->array.layout, clean, avail, okcnt) &&
(okcnt >= req_cnt || start_partial_ok)
))) {
- if (ioctl(mdfd, RUN_ARRAY, NULL)==0) {
+ /* This array is good-to-go.
+ * If a reshape is in progress then we might need to
+ * continue monitoring it. In that case we start
+ * it read-only and let the grow code make it writable.
+ */
+ int rv;
+#ifndef MDASSEMBLE
+ if (content->reshape_active &&
+ content->delta_disks <= 0)
+ rv = Grow_continue(mdfd, st, content, backup_file);
+ else
+#endif
+ rv = ioctl(mdfd, RUN_ARRAY, NULL);
+ if (rv == 0) {
if (verbose >= 0) {
fprintf(stderr, Name ": %s has been started with %d drive%s",
mddev, okcnt, okcnt==1?"":"s");
sysfs_free(sra);
for (dev = content->devs; dev; dev = dev->next)
- if (sysfs_add_disk(content, dev, 1) == 0)
+ if (sysfs_add_disk(content, dev) == 0)
working++;
else if (errno == EEXIST)
preexist++;