/*
* mdadm - manage Linux "md" devices aka RAID arrays.
*
- * Copyright (C) 2001-2002 Neil Brown <neilb@cse.unsw.edu.au>
+ * Copyright (C) 2001-2006 Neil Brown <neilb@suse.de>
*
*
* This program is free software; you can redistribute it and/or modify
#endif
#include "md_u.h"
#include "md_p.h"
-int Examine(mddev_dev_t devlist, int brief, int scan, int SparcAdjust)
+int Examine(mddev_dev_t devlist, int brief, int scan,
+ int SparcAdjust, struct supertype *forcest,
+ char *homehost)
{
/* Read the raid superblock from a device and
* utime, state etc
*
* If (brief) gather devices for same array and just print a mdadm.conf line including devices=
- * if devlist==NULL, use conf_get_devs(
+ * if devlist==NULL, use conf_get_devs()
*/
- int fd;
+ int fd;
void *super = NULL;
int rv = 0;
- int err;
+ int err = 0;
struct array {
void *super;
- struct superswitch *ss;
+ struct supertype *st;
struct mdinfo info;
void *devs;
struct array *next;
} *arrays = NULL;
for (; devlist ; devlist=devlist->next) {
- struct superswitch *ss;
+ struct supertype *st = forcest;
- fd = open(devlist->devname, O_RDONLY);
+ fd = dev_open(devlist->devname, O_RDONLY);
if (fd < 0) {
- if (!scan)
+ if (!scan) {
fprintf(stderr,Name ": cannot open %s: %s\n",
devlist->devname, strerror(errno));
+ rv = 1;
+ }
err = 1;
}
else {
- ss = guess_super(fd, devlist->devname);
- if (ss)
- err = ss->load_super(fd, &super, (brief||scan)?NULL:devlist->devname);
- else
+ if (!st)
+ st = guess_super(fd);
+ if (st)
+ err = st->ss->load_super(st, fd, &super, (brief||scan)?NULL:devlist->devname);
+ else {
+ if (!brief) {
+ fprintf(stderr, Name ": No md superblock detected on %s.\n", devlist->devname);
+ rv = 1;
+ }
err = 1;
+ }
close(fd);
}
if (err)
continue;
- if (err) rv =1;
if (SparcAdjust)
- ss->update_super(NULL, super, "sparc2.2", devlist->devname, 0);
+ st->ss->update_super(st, NULL, super, "sparc2.2",
+ devlist->devname, 0, 0, NULL);
/* Ok, its good enough to try, though the checksum could be wrong */
if (brief) {
struct array *ap;
char *d;
for (ap=arrays; ap; ap=ap->next) {
- if (ss == ap->ss && ss->compare_super(&ap->super, super)==0)
+ if (st->ss == ap->st->ss &&
+ st->ss->compare_super(&ap->super, super)==0)
break;
}
if (!ap) {
ap->devs = dl_head();
ap->next = arrays;
ap->spares = 0;
- ap->ss = ss;
+ ap->st = st;
arrays = ap;
- ss->getinfo_super(&ap->info, super);
+ st->ss->getinfo_super(st, &ap->info, super);
} else {
- ss->getinfo_super(&ap->info, super);
- free(super);
+ st->ss->getinfo_super(st, &ap->info, super);
+ st->ss->free_super(st, super);
}
if (!(ap->info.disk.state & MD_DISK_SYNC))
ap->spares++;
dl_add(ap->devs, d);
} else {
printf("%s:\n",devlist->devname);
- ss->examine_super(super);
- free(super);
+ st->ss->examine_super(st, super, homehost);
+ st->ss->free_super(st, super);
}
}
if (brief) {
for (ap=arrays; ap; ap=ap->next) {
char sep='=';
char *d;
- ap->ss->brief_examine_super(ap->super);
+ ap->st->ss->brief_examine_super(ap->st, ap->super);
if (ap->spares) printf(" spares=%d", ap->spares);
- printf(" devices");
- for (d=dl_next(ap->devs); d!= ap->devs; d=dl_next(d)) {
- printf("%c%s", sep, d);
- sep=',';
+ if (brief > 1) {
+ printf(" devices");
+ for (d=dl_next(ap->devs); d!= ap->devs; d=dl_next(d)) {
+ printf("%c%s", sep, d);
+ sep=',';
+ }
}
- free(ap->super);
+ ap->st->ss->free_super(ap->st, ap->super);
/* FIXME free ap */
- printf("\n");
+ if (ap->spares || brief > 1)
+ printf("\n");
}
}
return rv;