From e32b21a672fc1be9d01ebfa2dce9cc2447751b35 Mon Sep 17 00:00:00 2001
From: Thierry Vignaud <tv@mandriva.org>
Date: Tue, 17 Mar 2009 17:18:40 +0000
Subject: enable to emulate iso-on-disk installation

---
 tools/drakx-in-chroot | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'tools')

diff --git a/tools/drakx-in-chroot b/tools/drakx-in-chroot
index ec11965c6..a737bd200 100755
--- a/tools/drakx-in-chroot
+++ b/tools/drakx-in-chroot
@@ -9,6 +9,7 @@ my $prefix_ROOTED = '/mnt';
 my $IMAGE_LOCATION_ROOTED = '/tmp/image';
 my $MEDIA_LOCATION_ROOTED = '/tmp/media';
 my $STAGE2_LOCATION_ROOTED = '/tmp/stage2';
+my $LOOP_MOUNT_POINT = "$SLASH_LOCATION/tmp/loop";
 my $LIVE_LOCATION_REL = 'install/stage2/live/';
 my $COMPRESSED_LOCATION_REL = 'install/stage2/';
 my $COMPRESSED_FILE_REL = $COMPRESSED_LOCATION_REL . 'mdkinst.sqfs';
@@ -16,11 +17,12 @@ my $AUTO_INSTALL_ROOTED = '/tmp/auto_inst.cfg.pl';
 my $DEFCFG_ROOTED = '/tmp/defcfg.pl';
 my $RPMSRATE_ROOTED = '/tmp/rpmsrate';
 my $resolution = '800x600';
-my $repository_uri;
+my ($disk_iso_repository, $repository_uri);
 
 @ARGV >= 2 or die "usage: drakx-in-chroot <root of distrib> <dir to install to> [options]\n
 \nOptions specific to drakx-in-chroot:
     --flang XX            use XX locale
+    --disk-iso            path of a distro
     --resolution=XXXxYYYY (eg: --resolution=1024x768)\n
     --repository=<path>   path of packages repository
     --text                text mode installer
@@ -31,6 +33,8 @@ foreach (@ARGV) {
     $i++;
     if (/--resolution=(.*)/) {
         $resolution = $1;
+    } elsif (/--disk-iso=(.*)/) {
+        $disk_iso_repository = $1;
     } elsif (/--repository=(.*)/) {
         $repository_uri = $1;
     }
@@ -76,6 +80,14 @@ sys("$sudo mount -o bind $repository_uri $SLASH_LOCATION$MEDIA_LOCATION_ROOTED")
 
 sys("$sudo mount -t proc none $SLASH_LOCATION/proc");
 sys("$sudo mount -t sysfs none $SLASH_LOCATION/sys");
+
+if ($disk_iso_repository) {
+    my $repository_arch = $repository_arch || 'i586';
+    mkdir_p($LOOP_MOUNT_POINT);
+    sys("$sudo mount -o loop,ro $disk_iso_repository $LOOP_MOUNT_POINT");
+    symlinkf('loop/' . $repository_arch, "$SLASH_LOCATION$IMAGE_LOCATION_ROOTED"); # FIXME: arch()
+}
+
 symlinkf('media' . $repository_arch, "$SLASH_LOCATION$IMAGE_LOCATION_ROOTED");
 create_initial_symlinks();
 create_initial_devices();
@@ -123,6 +135,7 @@ if (my $pid = fork()) {
 	$ENV{URLPREFIX} = $repository;
     }
     my $cmd = join(' ', "/usr/bin/runinstall2 --local_install", 
+                   if_($disk_iso_repository, "--method disk-iso"),
 		   if_($remote_repository, "--method $remote_repository"),
 		   @ARGV);
     exec "$sudo chroot $SLASH_LOCATION $cmd" or die "exec $cmd in $SLASH_LOCATION failed\n";
@@ -154,7 +167,7 @@ sub umount_all() {
     my $err;
     clean_stage2_updates();
     my @procs = ('/proc/bus/usb', '/proc', '/sys');
-    foreach ((map { "$prefix_ROOTED$_" } @procs, ''), @procs, $STAGE2_LOCATION_ROOTED, $MEDIA_LOCATION_ROOTED, $IMAGE_LOCATION_ROOTED) {
+    foreach ((map { "$prefix_ROOTED$_" } @procs, ''), @procs, $STAGE2_LOCATION_ROOTED, $LOOP_MOUNT_POINT, $MEDIA_LOCATION_ROOTED, $IMAGE_LOCATION_ROOTED) {
 	my $dir = "$SLASH_LOCATION$_";
 	rmdir $dir;
 	if (-d $dir) {
-- 
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