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#!/usr/bin/perl
#
# Guillaume Cottenceau (gc@mandrakesoft.com)
#
# Copyright 2001 Mandrakesoft
#
# This software may be freely redistributed under the terms of the GNU
# public license.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
sub cat_ { local *F; open F, $_[0] or return; my @l = <F>; wantarray() ? @l : join '', @l }
sub chomp_ { my @l = map { my $l = $_; chomp $l; $l } @_; wantarray() ? @l : $l[0] }
my @mounts = cat_('/proc/mounts');
grep { (split)[1] =~ m|^/mnt$| } @mounts and print("/mnt is already mounted (according to /proc/mounts)\n"), exit 0;
system('drvinst'); #- class2text seems broken, I can't detect easily only modules for SCSI storage :-(
print "\nPlease wait, trying to find your root device...\n";
my $target = '/mnt';
-d $target || mkdir($target) or die "couldn't create $target\n";
my (undef, undef, @parts) = cat_('/proc/partitions');
my @fstab;
my $root;
M: foreach (@parts) {
my $dev = (split)[3] or next;
$dev = "/dev/$dev";
foreach my $fs ('ext3', 'ext2', 'reiserfs', 'xfs', 'jfs') {
my $where = $target;
if (!system("mount -t $fs $dev $where 2>/dev/null")) {
if (-r "$where/etc/fstab" && -r "$where/etc/mandrake-release") {
print "=> found a Mandrake root partition on $dev\n=> type $fs, version `",
chomp_(cat_ "$where/etc/mandrake-release"),
"'\n";
@fstab = cat_("$where/etc/fstab");
$root = $dev;
last M;
} else {
system('umount', $where) and die "error unmounting $where\n";
}
last;
}
}
}
if ($root) {
print "\nMounting other partitions from fstab on $target...\n";
foreach (@fstab) {
next if /^\s*#/;
my ($dev, $where, $type, $opts) = split;
next if (!$type || $dev eq 'none' || $opts =~ /noauto/ ||
$type =~ /^(supermount|swap|nfs)$/ ||
$where eq '/' ||
$where =~ m,proc|cdrom|floppy|/mnt/zip,
);
$opts = join(',', grep { !/codepage=/ && !/iocharset/ } split(',', $opts)); #- vfat opts, we don't have the modules in rescue
$where = "$target$where";
-d $where || mkdir($where) or die "couldn't create $where\n";
print "\t$dev on $where type $type\n";
system("mount -t $type $dev $where -o $opts");
system("cp -f /etc/mtab $target/etc/mtab"); #- to allow a nice chrooted "mount" or "df"
}
print "\nYour system is ready on $target.\n\n";
} else {
die "Could not find your root device :-(.\n";
}
#-------------------------------------------------
#- $Log$
#- Revision 1.7 2004/07/20 02:42:12 prigaux
#- MandrakeSoft -> Mandrakesoft
#-
#- Revision 1.6 2003/08/03 21:50:06 prigaux
#- - copy /etc/mtab to /mnt/etc/mtab to have a nice chrooted "mount" or "df"
#- - some perl_checker compliance
#-
#- Revision 1.5 2001/11/05 17:03:54 gc
#- honours hash in /etc/fstab to disable lines
#-
#- Revision 1.4 2001/10/24 22:34:01 gc
#- - add a GUI to the rescue
#- - provide guessmounts with better efficiency and output, go to console, and reboot
#- - provide install_bootloader which runs lilo from /mnt if it seems safe
#- - add lsparts to rescue, which prints partitions with detected types
#-
#- Revision 1.3 2001/09/07 18:22:54 gc
#- ext3, xfs, jfs
#-
#- Revision 1.2 2001/06/10 22:41:21 prigaux
#- pixelization (tested!)
#-
#- Revision 1.1 2001/06/10 21:08:33 gc
#- - add 'guessmounts' that mimics RH's detecting of partitions when rescue starts
#-
#-
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