#!/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 1.6 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 #- #-