From 93658add65079b4a5a5b678150d3d53805bb3c32 Mon Sep 17 00:00:00 2001
From: Valentin Vidic <vvidic@carnet.hr>
Date: Wed, 23 Jan 2008 14:21:09 +0100
Subject: [PATCH] Make restore_config check package version before doing the
 restore.

---
 src/functions.sh |   81 +++++++++++++++++++++++++++++++++---------------------
 1 file changed, 49 insertions(+), 32 deletions(-)

diff --git a/src/functions.sh b/src/functions.sh
index 7a14d80..b638104 100644
--- a/src/functions.sh
+++ b/src/functions.sh
@@ -393,12 +393,20 @@ fix_etc_default_raid2 () {
   fi
 }
 
-# restore distribution config file
+# restore original config file (if the new package version is not
+# installed already)
 restore_config () {
   local file file_backup
+  local pkg=$1 ver=$2
+  shift 2
 
-  for file in "$@"; do
+  # check package version
+  pkg $pkg lt $ver || return 0
+
+  # restore package files
+  for file in $*; do
     file_backup=$file.cn4-upgrade
+
     if [ -e $file -a ! -e $file_backup ]; then
       # backup file
       mv $file $file_backup
@@ -413,39 +421,47 @@ restore_config () {
 # restore modified config to their package defaults
 # so the upgrade doesn't complain so much
 restore_configs () {
-  restore_config /etc/bind/named.conf.options
-  restore_config /etc/default/ntpdate
-  restore_config /etc/default/oidentd
-  restore_config /etc/default/postgrey
-  restore_config /etc/default/saslauthd
-  restore_config /etc/default/slapd
-  restore_config /etc/dovecot/dovecot.conf
-  restore_config /etc/init.d/mysql
-  restore_config /etc/init.d/slapd
-  restore_config /etc/issue
-  restore_config /etc/issue.net
-  restore_config /etc/logrotate.d/mysql-server
-  restore_config /etc/mysql/my.cnf
-  restore_config /etc/ntp.conf
-  restore_config /etc/pam.d/login
-  restore_config /etc/php4/apache/php.ini
-  restore_config /etc/php4/cgi/php.ini
-  restore_config /etc/php4/cli/php.ini
-  restore_config /etc/postgrey/whitelist_clients
-  restore_config /etc/security/limits.conf
-  restore_config /etc/squirrelmail/apache.conf
-  restore_config /etc/sysctl.conf
-  restore_config /etc/vsftpd.conf
-  restore_config /etc/xinetd.conf
+  restore_config base-files 4 /etc/issue /etc/issue.net
+  restore_config bind9 1:9.3.4 /etc/bind/named.conf.options
+  restore_config dovecot-common 1.0 /etc/dovecot/dovecot.conf
+  restore_config libapache-mod-php4 6:4.4.4 /etc/php4/apache/php.ini
+  restore_config libpam-modules 0.79 /etc/security/limits.conf
+  restore_config login 1:4.0.18.1 /etc/pam.d/login
+  restore_config mysql-server 5.0.3 /etc/init.d/mysql \
+                                    /etc/logrotate.d/mysql-server \
+                                    /etc/mysql/my.cnf
+  restore_config ntp 1:4.2.2 /etc/ntp.conf
+  restore_config ntpdate 1:4.2.2 /etc/default/ntpdate
+  restore_config oidentd 2.0.8 /etc/default/oidentd
+  restore_config php4-cgi 6:4.4.4 /etc/php4/cgi/php.ini
+  restore_config php4-cli 6:4.4.4 /etc/php4/cli/php.ini
+  restore_config postgrey 1.27 /etc/default/postgrey \
+                               /etc/postgrey/whitelist_clients
+  restore_config procps 1:3.2.7 /etc/sysctl.conf
+  restore_config sasl2-bin 2.1.22 /etc/default/saslauthd
+  restore_config slapd 2.3.30 /etc/default/slapd /etc/init.d/slapd
+  restore_config squirrelmail 2:1.4.9a /etc/squirrelmail/apache.conf
+  restore_config vsftpd 2.0.5 /etc/vsftpd.conf
+  restore_config xinetd 1:2.3.14 /etc/xinetd.conf
 
   # orphaned config file - no owner
-  rm -f /etc/logcheck/ignore.d.server/imap
+  if pkg logcheck-database lt 1.2.54; then
+      rm -f /etc/logcheck/ignore.d.server/imap
+  fi
 
   # aide switched to ucf, move old configs aside
-  for file in /etc/aide/aide.conf /etc/cron.daily/aide /etc/default/aide; do
-      [ ! -e "$file.cn4-upgrade" ] && mv "$file" "$file.cn4-upgrade"
-      rm -f "$file"
-  done
+  if pkg aide lt 0.13.1; then
+      for file in /etc/aide/aide.conf \
+                  /etc/cron.daily/aide \
+                  /etc/default/aide;
+      do
+          if [ ! -e "$file.cn4-upgrade" ]; then
+              mv "$file" "$file.cn4-upgrade"
+          fi
+
+          rm -f "$file"
+      done
+  fi
 }
 
 # make a silent installation of carnet and srce keyrings
@@ -476,7 +492,8 @@ upgrade_apache () {
            squirrelmail-cn; do
      pkg p && delpkg="$delpkg $p"
   done
-  eval pkgrm apache-common $delpkg
+  eval pkgrm $delpkg
+  pkgrm apache apache-common
 
   # install new packages
   eval pkgadd apache2-cn apache2-mpm-prefork \
-- 
1.7.10.4