/*
* mdadm - manage Linux "md" devices aka RAID arrays.
*
- * Copyright (C) 2001-2009 Neil Brown <neilb@suse.de>
+ * Copyright (C) 2001-2012 Neil Brown <neilb@suse.de>
*
*
* This program is free software; you can redistribute it and/or modify
#include "md_u.h"
#include <dirent.h>
-int Detail(char *dev, int brief, int export, int test, char *homehost, char *prefer)
+int Detail(char *dev, struct context *c)
{
/*
* Print out details for an md array by using
int next;
int d;
time_t atime;
- char *c;
+ char *str;
char *devices = NULL;
int spares = 0;
struct stat stb;
char *member = NULL;
char *container = NULL;
- int rv = test ? 4 : 1;
+ int rv = c->test ? 4 : 1;
int avail_disks = 0;
char *avail = NULL;
if (fd < 0) {
- fprintf(stderr, Name ": cannot open %s: %s\n",
+ pr_err("cannot open %s: %s\n",
dev, strerror(errno));
return rv;
}
vers = md_get_version(fd);
if (vers < 0) {
- fprintf(stderr, Name ": %s does not appear to be an md device\n",
+ pr_err("%s does not appear to be an md device\n",
dev);
close(fd);
return rv;
}
if (vers < 9000) {
- fprintf(stderr, Name ": cannot get detail for md device %s: driver version too old.\n",
+ pr_err("cannot get detail for md device %s: driver version too old.\n",
dev);
close(fd);
return rv;
}
if (ioctl(fd, GET_ARRAY_INFO, &array)<0) {
if (errno == ENODEV)
- fprintf(stderr, Name ": md device %s does not appear to be active.\n",
+ pr_err("md device %s does not appear to be active.\n",
dev);
else
- fprintf(stderr, Name ": cannot get array detail for %s: %s\n",
+ pr_err("cannot get array detail for %s: %s\n",
dev, strerror(errno));
close(fd);
return rv;
int dn = st->container_dev;
member = subarray;
- container = map_dev_preferred(dev2major(dn), dev2minor(dn), 1, prefer);
+ container = map_dev_preferred(dev2major(dn), dev2minor(dn), 1, c->prefer);
}
/* try to load a superblock */
if (subarray)
info = st->ss->container_content(st, subarray);
else {
- info = malloc(sizeof(*info));
+ info = xmalloc(sizeof(*info));
st->ss->getinfo_super(st, info, NULL);
}
if (!info)
}
/* Ok, we have some info to print... */
- c = map_num(pers, array.level);
+ str = map_num(pers, array.level);
- if (export) {
+ if (c->export) {
if (array.raid_disks) {
- if (c)
- printf("MD_LEVEL=%s\n", c);
+ if (str)
+ printf("MD_LEVEL=%s\n", str);
printf("MD_DEVICES=%d\n", array.raid_disks);
} else {
printf("MD_LEVEL=container\n");
printf("MD_METADATA=%d.%d\n",
array.major_version, array.minor_version);
}
-
+
if (st && st->sb && info) {
char nbuf[64];
struct map_ent *mp, *map = NULL;
goto out;
}
- disks = malloc(max_disks * sizeof(mdu_disk_info_t));
- for (d=0; d<max_disks; d++) {
+ disks = xmalloc(max_disks * sizeof(mdu_disk_info_t));
+ for (d = 0; d < max_disks; d++) {
disks[d].state = (1<<MD_DISK_REMOVED);
disks[d].major = disks[d].minor = 0;
disks[d].number = disks[d].raid_disk = d;
}
next = array.raid_disks;
- for (d=0; d < max_disks; d++) {
+ for (d = 0; d < max_disks; d++) {
mdu_disk_info_t disk;
disk.number = d;
if (ioctl(fd, GET_DISK_INFO, &disk) < 0) {
if (d < array.raid_disks)
- fprintf(stderr, Name ": cannot get device detail for device %d: %s\n",
+ pr_err("cannot get device detail for device %d: %s\n",
d, strerror(errno));
continue;
}
disks[next++] = disk;
}
- avail = calloc(array.raid_disks, 1);
+ avail = xcalloc(array.raid_disks, 1);
for (d= 0; d < array.raid_disks; d++) {
mdu_disk_info_t disk = disks[d];
}
}
- if (brief) {
+ if (c->brief) {
mdu_bitmap_file_t bmf;
printf("ARRAY %s", dev);
- if (brief > 1) {
+ if (c->brief > 1) {
if (array.raid_disks)
printf(" level=%s num-devices=%d",
- c?c:"-unknown-",
+ str?str:"-unknown-",
array.raid_disks );
else
printf(" level=container num-devices=%d",
atime = array.ctime;
if (atime)
printf(" Creation Time : %.24s\n", ctime(&atime));
- if (array.raid_disks == 0) c = "container";
- printf(" Raid Level : %s\n", c?c:"-unknown-");
+ if (array.raid_disks == 0)
+ str = "container";
+ printf(" Raid Level : %s\n", str?str:"-unknown-");
if (larray_size)
- printf(" Array Size : %llu%s\n", (larray_size>>10), human_size(larray_size));
+ printf(" Array Size : %llu%s\n", (larray_size>>10),
+ human_size(larray_size));
if (array.level >= 1) {
if (array.major_version != 0 &&
(larray_size >= 0xFFFFFFFFULL|| array.size == 0)) {
if (array.raid_disks)
printf(" Raid Devices : %d\n", array.raid_disks);
printf(" Total Devices : %d\n", array.nr_disks);
- if (!container &&
+ if (!container &&
((sra == NULL && array.major_version == 0) ||
(sra && sra->array.major_version == 0)))
printf("Preferred Minor : %d\n", array.md_minor);
if (atime)
printf(" Update Time : %.24s\n", ctime(&atime));
if (array.raid_disks) {
- static char *sync_action[] = {", recovering",", resyncing",", reshaping",", checking"};
+ static char *sync_action[] = {
+ ", recovering", ", resyncing",
+ ", reshaping", ", checking" };
char *st;
if (avail_disks == array.raid_disks)
st = "";
printf(" State : %s%s%s%s%s%s \n",
(array.state&(1<<MD_SB_CLEAN))?"clean":"active", st,
- (!e || (e->percent < 0 && e->percent != PROCESS_PENDING &&
- e->percent != PROCESS_DELAYED)) ? "" : sync_action[e->resync],
+ (!e || (e->percent < 0 && e->percent != RESYNC_PENDING &&
+ e->percent != RESYNC_DELAYED)) ? "" : sync_action[e->resync],
larray_size ? "": ", Not Started",
- e->percent == PROCESS_DELAYED ? " (DELAYED)": "",
- e->percent == PROCESS_PENDING ? " (PENDING)": "");
+ e->percent == RESYNC_DELAYED ? " (DELAYED)": "",
+ e->percent == RESYNC_PENDING ? " (PENDING)": "");
}
if (array.raid_disks)
printf(" Active Devices : %d\n", array.active_disks);
}
printf("\n");
if (array.level == 5) {
- c = map_num(r5layout, array.layout);
- printf(" Layout : %s\n", c?c:"-unknown-");
+ str = map_num(r5layout, array.layout);
+ printf(" Layout : %s\n", str?str:"-unknown-");
}
if (array.level == 6) {
- c = map_num(r6layout, array.layout);
- printf(" Layout : %s\n", c?c:"-unknown-");
+ str = map_num(r6layout, array.layout);
+ printf(" Layout : %s\n", str?str:"-unknown-");
}
if (array.level == 10) {
printf(" Layout :");
}
if (e && e->percent >= 0) {
- static char *sync_action[] = {"Rebuild", "Resync", "Reshape", "Check"};
+ static char *sync_action[] = {
+ "Rebuild", "Resync",
+ "Reshape", "Check"};
printf(" %7s Status : %d%% complete\n", sync_action[e->resync], e->percent);
is_rebuilding = 1;
}
free_mdstat(ms);
- if (st->sb && info->reshape_active) {
+ if ((st && st->sb) && (info && info->reshape_active)) {
#if 0
This is pretty boring
printf(" Reshape pos'n : %llu%s\n", (unsigned long long) info->reshape_progress<<9,
#endif
if (info->delta_disks != 0)
printf(" Delta Devices : %d, (%d->%d)\n",
- info->delta_disks, array.raid_disks - info->delta_disks, array.raid_disks);
+ info->delta_disks,
+ array.raid_disks - info->delta_disks,
+ array.raid_disks);
if (info->new_level != array.level) {
- char *c = map_num(pers, info->new_level);
- printf(" New Level : %s\n", c?c:"-unknown-");
+ str = map_num(pers, info->new_level);
+ printf(" New Level : %s\n", str?str:"-unknown-");
}
if (info->new_level != array.level ||
info->new_layout != array.layout) {
if (info->new_level == 5) {
- char *c = map_num(r5layout, info->new_layout);
+ str = map_num(r5layout, info->new_layout);
printf(" New Layout : %s\n",
- c?c:"-unknown-");
+ str?str:"-unknown-");
}
if (info->new_level == 6) {
- char *c = map_num(r6layout, info->new_layout);
+ str = map_num(r6layout, info->new_layout);
printf(" New Layout : %s\n",
- c?c:"-unknown-");
+ str?str:"-unknown-");
}
if (info->new_level == 10) {
printf(" New Layout : near=%d, %s=%d\n",
} else if (e && e->percent >= 0)
printf("\n");
if (st && st->sb)
- st->ss->detail_super(st, homehost);
+ st->ss->detail_super(st, c->homehost);
if (array.raid_disks == 0 && sra && sra->array.major_version == -1
&& sra->array.minor_version == -2 && sra->text_version[0] != '/') {
dn = devname2devnum(de->d_name);
printf(" %s", map_dev_preferred(
dev2major(dn),
- dev2minor(dn), 1, prefer));
+ dev2minor(dn), 1, c->prefer));
}
if (dir)
closedir(dir);
disk.major == 0 &&
disk.minor == 0)
continue;
- if (!brief) {
+ if (!c->brief) {
if (d == array.raid_disks) printf("\n");
if (disk.raid_disk < 0)
printf(" %5d %5d %5d - ",
printf(" %5d %5d %5d %5d ",
disk.number, disk.major, disk.minor, disk.raid_disk);
}
- if (!brief && array.raid_disks) {
+ if (!c->brief && array.raid_disks) {
if (disk.state & (1<<MD_DISK_FAULTY)) {
printf(" faulty");
failed++;
}
if (disk.state & (1<<MD_DISK_ACTIVE)) printf(" active");
- if (disk.state & (1<<MD_DISK_SYNC)) printf(" sync");
+ if (disk.state & (1<<MD_DISK_SYNC)) {
+ printf(" sync");
+ if (array.level == 10 && (array.layout & ~0x1FFFF) == 0) {
+ int nc = array.layout & 0xff;
+ int fc = (array.layout >> 8) & 0xff;
+ int copies = nc*fc;
+ if (array.raid_disks % copies == 0 && copies <= 26) {
+ /* We can divide the devices into 'sets' */
+ int set = disk.raid_disk % copies;
+ printf(" set-%c", set + 'A');
+ }
+ }
+ }
if (disk.state & (1<<MD_DISK_REMOVED)) printf(" removed");
if (disk.state & (1<<MD_DISK_WRITEMOSTLY)) printf(" writemostly");
if ((disk.state &
}
}
if (disk.state == 0) spares++;
- if (test && d < array.raid_disks
+ if (c->test && d < array.raid_disks
&& !(disk.state & (1<<MD_DISK_SYNC)))
rv |= 1;
- if ((dv=map_dev_preferred(disk.major, disk.minor, 0, prefer))) {
- if (brief) {
+ dv=map_dev_preferred(disk.major, disk.minor, 0, c->prefer);
+ if (dv != NULL) {
+ if (c->brief) {
if (devices) {
- devices = realloc(devices,
+ devices = xrealloc(devices,
strlen(devices)+1+strlen(dv)+1);
strcat(strcat(devices,","),dv);
} else
- devices = strdup(dv);
+ devices = xstrdup(dv);
} else
printf(" %s", dv);
}
- if (!brief) printf("\n");
+ if (!c->brief) printf("\n");
}
- if (spares && brief && array.raid_disks) printf(" spares=%d", spares);
- if (brief && st && st->sb)
+ if (spares && c->brief && array.raid_disks) printf(" spares=%d", spares);
+ if (c->brief && st && st->sb)
st->ss->brief_detail_super(st);
- st->ss->free_super(st);
+ if (st)
+ st->ss->free_super(st);
- if (brief > 1 && devices) printf("\n devices=%s", devices);
- if (brief) printf("\n");
- if (test &&
+ if (c->brief > 1 && devices) printf("\n devices=%s", devices);
+ if (c->brief)
+ printf("\n");
+ if (c->test &&
!enough(array.level, array.raid_disks, array.layout,
1, avail))
rv = 2;
if (ss && ss->detail_platform)
err = ss->detail_platform(verbose, 0);
else if (ss) {
- if (verbose)
- fprintf(stderr, Name ": %s metadata is platform independent\n",
+ if (verbose > 0)
+ pr_err("%s metadata is platform independent\n",
ss->name ? : "[no name]");
} else if (!scan) {
- if (verbose)
- fprintf(stderr, Name ": specify a metadata type or --scan\n");
+ if (verbose > 0)
+ pr_err("specify a metadata type or --scan\n");
}
if (!scan)
if (meta == ss)
continue;
- if (verbose)
- fprintf(stderr, Name ": checking metadata %s\n",
+ if (verbose > 0)
+ pr_err("checking metadata %s\n",
meta->name ? : "[no name]");
if (!meta->detail_platform) {
- if (verbose)
- fprintf(stderr, Name ": %s metadata is platform independent\n",
+ if (verbose > 0)
+ pr_err("%s metadata is platform independent\n",
meta->name ? : "[no name]");
} else
err |= meta->detail_platform(verbose, 0);
projects / thirdparty / mdadm.git / blobdiff