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automatic raid members addition

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-04-22 13:55:30 +02:00
parent 65b4742cd7
commit 4defebbec8
8 changed files with 30 additions and 45 deletions
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2
Makefile.util.def
View file

@ -10,6 +10,7 @@ library = {
common = grub-core/kern/device.c;
common = grub-core/kern/disk.c;
common = grub-core/kern/emu/getroot.c;
common = grub-core/kern/emu/raid.c;
common = grub-core/kern/emu/hostdisk.c;
common = grub-core/kern/emu/misc.c;
common = grub-core/kern/emu/mm.c;
@ -265,7 +266,6 @@ program = {
installdir = sbin;
mansection = 8;
common = util/grub-setup.c;
common = util/raid.c;
common = util/lvm.c;
common = grub-core/lib/reed_solomon.c;

1
grub-core/Makefile.core.def
View file

@ -165,6 +165,7 @@ kernel = {
emu = kern/emu/cache.S;
emu = kern/emu/console.c;
emu = kern/emu/getroot.c;
emu = kern/emu/raid.c;
emu = kern/emu/hostdisk.c;
emu = kern/emu/hostfs.c;
emu = kern/emu/main.c;

10
grub-core/disk/lvm.c
View file

@ -198,16 +198,6 @@ grub_lvm_open (const char *name, grub_disk_t disk,
if (! lv && !scan_depth &&
pull == (explicit ? GRUB_DISK_PULL_RESCAN : GRUB_DISK_PULL_RESCAN_UNTYPED))
{
#ifdef GRUB_UTIL
if (explicit)
{
char buf[grub_strlen (name) + sizeof ("/dev/mapper/")];
grub_memcpy (buf, "/dev/mapper/", sizeof ("/dev/mapper/"));
grub_strcpy (buf + sizeof ("/dev/mapper/") - 1,
name + sizeof ("lvm/") - 1);
grub_util_pull_device (buf);
}
#endif
scan_for = name;
scan_depth++;
grub_device_iterate (&grub_lvm_scan_device);

15
grub-core/kern/emu/getroot.c
View file

@ -854,9 +854,20 @@ grub_util_pull_device (const char *os_dev)
grub_util_pull_device (subdev);
}
dm_tree_free (tree);
return;
}
#endif
return;
case GRUB_DEV_ABSTRACTION_RAID:
#ifdef __linux__
{
char **devicelist = grub_util_raid_getmembers (os_dev, 0);
int i;
for (i = 0; devicelist[i];i++)
grub_util_pull_device (devicelist[i]);
free (devicelist);
}
#endif
return;
default: /* GRUB_DEV_ABSTRACTION_NONE */
grub_util_biosdisk_get_grub_dev (os_dev);
@ -869,6 +880,8 @@ grub_util_get_grub_dev (const char *os_dev)
{
char *grub_dev = NULL;
grub_util_pull_device (os_dev);
switch (grub_util_get_dev_abstraction (os_dev))
{
case GRUB_DEV_ABSTRACTION_LVM:

12
util/raid.c → grub-core/kern/emu/raid.c
View file

@ -21,7 +21,6 @@
#ifdef __linux__
#include <grub/emu/misc.h>
#include <grub/util/misc.h>
#include <grub/util/raid.h>
#include <grub/emu/getroot.h>
#include <string.h>
@ -36,7 +35,7 @@
#include <linux/raid/md_u.h>
char **
grub_util_raid_getmembers (const char *name)
grub_util_raid_getmembers (const char *name, int bootable)
{
int fd, ret, i, j;
char **devicelist;
@ -53,7 +52,14 @@ grub_util_raid_getmembers (const char *name)
if (ret != 0)
grub_util_error ("ioctl RAID_VERSION error: %s", strerror (errno));
if (version.major != 0 || version.minor != 90)
if ((version.major != 0 || version.minor != 90)
&& (version.major != 1 || version.minor != 0)
&& (version.major != 1 || version.minor != 1)
&& (version.major != 1 || version.minor != 2))
grub_util_error ("unsupported RAID version: %d.%d",
version.major, version.minor);
if (bootable && (version.major != 0 || version.minor != 90))
grub_util_error ("unsupported RAID version: %d.%d",
version.major, version.minor);

3
include/grub/emu/getroot.h
View file

@ -34,5 +34,8 @@ char *grub_util_get_grub_dev (const char *os_dev);
char *grub_make_system_path_relative_to_its_root (const char *path);
const char *grub_util_check_block_device (const char *blk_dev);
const char *grub_util_check_char_device (const char *blk_dev);
#ifdef __linux__
char **grub_util_raid_getmembers (const char *name, int bootable);
#endif
#endif /* ! GRUB_UTIL_GETROOT_HEADER */

27
include/grub/util/raid.h
View file

@ -1,27 +0,0 @@
/* raid.h - RAID support for GRUB utils. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006,2007 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GRUB_RAID_UTIL_HEADER
#define GRUB_RAID_UTIL_HEADER 1
#ifdef __linux__
char** grub_util_raid_getmembers (const char *name);
#endif
#endif /* ! GRUB_RAID_UTIL_HEADER */

5
util/grub-setup.c
View file

@ -32,7 +32,6 @@
#include <grub/machine/kernel.h>
#include <grub/term.h>
#include <grub/i18n.h>
#include <grub/util/raid.h>
#include <grub/util/lvm.h>
#ifdef GRUB_MACHINE_IEEE1275
#include <grub/util/ofpath.h>
@ -972,12 +971,12 @@ main (int argc, char *argv[])
int i;
if (arguments.device[0] == '/')
devicelist = grub_util_raid_getmembers (arguments.device);
devicelist = grub_util_raid_getmembers (arguments.device, 1);
else
{
char *devname;
devname = xasprintf ("/dev/%s", dest_dev);
devicelist = grub_util_raid_getmembers (dest_dev);
devicelist = grub_util_raid_getmembers (dest_dev, 1);
free (devname);
}