From d18b9ba9b861e539e4acbcb6eee830276279cb66 Mon Sep 17 00:00:00 2001
From: Pascal Rigaux <pixel@mandriva.com>
Date: Tue, 3 Jul 2007 11:45:23 +0000
Subject: - keep /root - ensure moving files is an error - save
 /root/new_existing_rpms.list in system.loop - getting list of rpms is no more
 fatal - make "cd -" quiet

---
 rescue-Flash/scripts/upgrade | 27 +++++++++++++++++++--------
 1 file changed, 19 insertions(+), 8 deletions(-)

diff --git a/rescue-Flash/scripts/upgrade b/rescue-Flash/scripts/upgrade
index 17fb51b1b..a81263c38 100755
--- a/rescue-Flash/scripts/upgrade
+++ b/rescue-Flash/scripts/upgrade
@@ -59,24 +59,35 @@ function get_existing_rpms() {
         return 1
     fi
 
-    chroot $tmpdir/union rpm -qa > /tmp/existing_rpms.list
+    chroot $tmpdir/squash rpm -qa | sort > /tmp/previous_rpms.list
+    if [ $? -ne 0 ]; then
+        echo "Error getting list of vanilla rpms installed on previous key"
+    fi
+
+    chroot $tmpdir/union rpm -qa | sort > /tmp/existing_rpms.list
     if [ $? -ne 0 ]; then
         echo "Error getting list of rpms installed prior to upgrade"
-        return 1
     fi
 
     umount $tmpdir/union > /dev/null 2>&1
     umount $tmpdir/squash > /dev/null 2>&1
 
+    mkdir -p $tmpdir/user/root
+    diff /tmp/previous_rpms.list /tmp/existing_rpms.list | sed -n 's/^> //p' > $tmpdir/user/root/new_existing_rpms.list
+
     return 0
 }
 
 function move_files() {
     for i in $*; do
-	dir=`dirname $i`
-	[ "$dir" = "." ] || mkdir -p ..keep/$dir
-	mv $i ..keep/$dir
+	if [ -e $i ]; then
+	    dir=`dirname $i`
+	    [ "$dir" = "." ] || mkdir -p ..keep/$dir
+	    mv $i ..keep/$dir || { echo "Error moving $i"; return 1; }
+	fi
     done
+
+    return 0
 }
 
 function remove_non_user_nor_config_files() {
@@ -95,17 +106,17 @@ function remove_non_user_nor_config_files() {
 
     mkdir ..keep
 
-    move_files $config_files_network_scripts
+    move_files $config_files_network_scripts || return 1
     rm -rf etc/sysconfig/network-scripts
 
-    move_files home $config_files
+    move_files home root $config_files || return 1
     rm -rf *
     rm -rf .[^.]*
 
     mv ..keep/* .
     rmdir ..keep
 
-    cd -
+    cd - > /dev/null
 
     return 0
 }
-- 
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