X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?a=blobdiff_plain;f=src%2Ffunctions.sh;h=ccbb79b5cd3e7e38e99f503f761aa640ed34059c;hb=52549f701db44118d4691cf59478299fbc1e830a;hp=3830ea5dbf36cd8dade2b4e49a8d61707572303d;hpb=ee97dd6a97fcb7ebf5f48f28fabcd18af9fcc408;p=carnet-upgrade.git

diff --git a/src/functions.sh b/src/functions.sh
index 3830ea5..ccbb79b 100644
--- a/src/functions.sh
+++ b/src/functions.sh
@@ -105,7 +105,7 @@ pkgadd () {
 
 pkgrm () {
   [ -n "$*" ] || return 0
-  log "Removing $* ..."
+  log "Purging $* ..."
   apt-get -y$s --purge remove $* || {
     dpkg --configure -a
     apt-get -yf install
@@ -113,6 +113,17 @@ pkgrm () {
   }
 }
 
+pkgrm_only () {
+  [ -n "$*" ] || return 0
+  log "Removing $* ..."
+  apt-get -y$s remove $* || {
+    dpkg --configure -a
+    apt-get -yf install
+    apt-get -y$s remove $*
+  }
+}
+
+
 apt_update() {
   log "Running apt-get update ..."
   apt-get -y$s update || {
@@ -202,6 +213,57 @@ remove_bloat() {
   eval pkgrm $pkgs_to_remove
 }
 
+remove_cn_bloat() {
+  local installed pkg cn_pkgs dialog_list selection cn_del to_del del_pkgs
+
+  # get installed packages
+  installed=$(mktemp /var/lib/carnet-upgrade/pkglist.XXXXXX)
+  COLUMNS=200 dpkg -l | awk '$1 ~ /^.i/ { print $2 }' >$installed
+
+  # detect installed CN packagees
+  for pkg in $(echo "$cn_bloats" | cut -d' ' -f1); do
+    if grep -qx $pkg $installed; then
+      cn_pkgs="$cn_pkgs $pkg"
+      dialog_list="$dialog_list $pkg '' off"
+    fi
+  done
+  rm -f $installed
+
+  # report status or finish if no CN packages found
+  if [ "$cn_pkgs" ]; then
+    log "Found CN packages:$cn_pkgs"
+  else
+    log "No CN packages found."
+    return
+  fi
+
+  # user selects the packages to delete
+  selection=$(mktemp /var/lib/carnet-upgrade/selection.XXXXXX)
+  eval LC_MESSAGES=hr_HR dialog --nocancel --backtitle \""$title"\" \
+    --checklist \""$msg_remove_cn_bloat"\" 20 75 6 $dialog_list 2>$selection
+
+  # expand the package list to include the services
+  for pkg in $(cat $selection); do
+    pkg=${pkg%\"}
+    pkg=${pkg#\"}
+    cn_del="$cn_del $pkg"
+    to_del=$(echo "$cn_bloats" | grep ^$pkg)
+    del_pkgs="$del_pkgs $to_del"
+  done
+  rm -f $selection
+
+  # report selection or finish if no service selected
+  if [ "$cn_del" ]; then
+    log "Removing CN services:$cn_del"
+  else
+    log "No CN services selected for removal."
+    return
+  fi
+
+  # delete the cn packages and relevant services
+  pkgrm_only $del_pkgs
+}
+
 post_upgrade() {
   touch "$post_upgrade_queuetab"
   if ! grep -q "true	$*" "$post_upgrade_queuetab"; then
@@ -303,7 +365,7 @@ what_upgrade () {
 # funkcija za ispis paketa koje treba upgradeati
 check_upgrade () {
   local upgrade
-  upgrade="`what_upgrade`"
+  upgrade=${1:-"`what_upgrade`"}
 
   if [ "$upgrade" ]; then
     notice "
@@ -323,6 +385,61 @@ Nakon toga ponovno pozovite ovu skriptu."
   fi
 }
 
+# update sarge urls in sources list
+fix_sarge_sources () {
+  local apt_sources='/etc/apt/sources.list'
+  local fixed_sources=$(mktemp /var/lib/carnet-upgrade/sources.list.XXXXXX)
+
+  # sarge (oldstable) was archived recently -> sources.list needs update
+  awk -v archive='http://archive.debian.org/debian' \
+      -v security='http://archive.debian.org/debian-security' \
+      '$3 == "sarge" && $2 ~ /[/]debian$/ { $2 = archive }
+       $3 == "sarge/updates" && $2 ~ /security\.debian\.org$/ { $2 = security }
+       { print }' $apt_sources > $fixed_sources
+
+  # did anything get updated
+  if ! cmp $apt_sources $fixed_sources >/dev/null; then
+      log "sources.list fixed to use archive.debian.org"
+
+      # backup current version
+      if [ ! -f "$apt_sources.$backup_ext.sarge" ]; then
+          cp -av $apt_sources "$apt_sources.$backup_ext.sarge"
+      fi
+
+      # install fixed version
+      cp -av $fixed_sources $apt_sources
+
+      # update the database
+      apt_update
+  fi
+
+  # delete temporary
+  rm -f $fixed_sources
+}
+
+# try to check if we are using the latest version of carnet-upgrade script
+check_my_version () {
+  local packages latest_version
+
+  packages=$(mktemp /var/lib/carnet-upgrade/Packages.XXXXXX)
+  if wget -q -O$packages $packages_uri; then
+    latest_version=$(sed -ne \
+        '/Package: carnet-upgrade/,/Description:/{ /Version: /s///p }' \
+        $packages)
+    rm -f $packages
+
+    if [ "$latest_version" ]; then
+      log "Running carnet-upgrade version is $version"
+      log "Latest carnet-upgrade version is $latest_version"
+      if dpkg --compare-versions "$version" lt "$latest_version"; then
+        check_upgrade " carnet-upgrade"
+      else log "Already using the latest carnet-upgrade version."; fi
+    else log "Failed to get latest version, skipping check."; fi
+  else log "Failed to download Packages file, skipping check."; fi
+
+  rm -f $packages
+}
+
 # if apache is installed make sure it's version 2
 check_apache_version () {
 
@@ -340,6 +457,79 @@ Nakon toga ponovno pozovite ovu skriptu."
   fi
 }
 
+# if grsec is installed make sure it is fresh
+check_grsec_kernel () {
+  local ver=`uname -r`
+
+  log "Kernel version: $ver"
+  if [ "$ver" = "${ver%-grsec}" ]; then
+    # not grsec variant
+    return 0
+  fi
+
+  if [ "$ver" = "${ver#2.6.2[4-9]}" ] || reboot_required; then
+    # kernel too old
+    notice "
+Prije prelaska na Debian Etch potrebno je napraviti nadogradnju na najnoviji grsec kernel.
+
+Pokrenite:
+  # apt-get update
+  # apt-get install kernel-2.6-cn
+  # reboot
+  
+Nakon toga ponovno pozovite ovu skriptu."
+    log "carnet-upgrade aborted, kernel upgrade needed."
+    exit 1
+  fi
+}
+
+# check if the latest kernel is booted
+reboot_required () {
+  local default_kernel kernel_package running_release running_version
+
+  default_kernel=$( lilo -t -v 2>/dev/null \
+                    | grep -B3 '[*]$' \
+                    | sed -n -e '/^Boot image: / { s///p; q; }' )
+
+  if [ -z "$default_kernel" ]; then
+      log "Could not find default kernel"
+      return 1
+  fi
+
+  log "Default kernel image: $default_kernel"
+
+  if [ ! -e "$default_kernel" ]; then
+      log "Default kernel image doesn't exist!?"
+      return 1
+  fi
+
+  kernel_package=$( dpkg -S $default_kernel | cut -d: -f 1 )
+
+  if [ -z "$kernel_package" ]; then
+      log "Default kernel not installed from a package"
+      return 1
+  fi
+
+  log "Default kernel package: $kernel_package"
+
+  if [ "$kernel_package" != "kernel-2.6-cn" ]; then
+      log "Default kernel package is not kernel-2.6-cn"
+      return 1
+  fi
+
+  running_release=$( uname -r )
+  running_version=$( uname -v )
+  log "Running kernel: $running_release $running_version"
+
+  if grep -q "$running_release .* $running_version" $default_kernel; then
+      log "Latest kernel version is running." 
+      return 1
+  else
+      log "Reboot to latest version required."
+      return 0
+  fi
+}
+
 upgrade () {
   local i to_install packages
   case "$1" in
@@ -678,10 +868,12 @@ upgrade_apache2 () {
 upgrade_amavis () {
   local conf
 
-  # remove init script diversion
-  if [ -L /etc/init.d/amavis -a -f /etc/init.d/amavis.amavisd-new ]; then
-    rm -vf /etc/init.d/amavis
-    dpkg-divert --quiet --remove /etc/init.d/amavis
+  # remove init script diversion before upgrade
+  if pkg amavisd-cn lt 3:2.4.2-4; then 
+    if [ -L /etc/init.d/amavis -a -f /etc/init.d/amavis.amavisd-new ]; then
+      rm -vf /etc/init.d/amavis
+      dpkg-divert --remove /etc/init.d/amavis
+    fi
   fi
 
   # move old config aside
@@ -699,6 +891,11 @@ upgrade_amavis () {
                 's/^\(clamd.*\)5.clamav.log$/\14\tsocket/g' \
                 /etc/init.d/amavisd-cn || true
 
+  # check if link got lost
+  if pkg amavisd-cn && [ ! -L /etc/init.d/amavis ]; then
+    apt-get install --reinstall --yes amavisd-cn
+  fi
+
   # start new packages
   /etc/init.d/amavis restart
 }
@@ -824,6 +1021,11 @@ check_archives_space() {
   available_disk_space=$(free_space /var/cache/apt/archives/)
   archives_size=$(download_size dist-upgrade)
 
+  if [ $? -ne 0 ]; then
+    log "Failed to get download size, skipping check."
+    return 0
+  fi
+
   log "Archives space: ${available_disk_space}MB"
   log "Download size: ${archives_size}MB"
 
@@ -839,6 +1041,11 @@ check_kernel_space() {
   available_disk_space=$(free_space /)
   kernel_size=$(installed_size kernel-2.6-cn)
 
+  if [ $? -ne 0 ]; then
+    log "Failed to get installed size, skipping check."
+    return 0
+  fi
+
   log "Free space in /: ${available_disk_space}MB"
   log "Kernel size: ${kernel_size}MB"
 
@@ -862,19 +1069,32 @@ free_space() {
 
 download_size() {
   local size
-  size=$(LC_ALL=C apt-get --yes --print-uris "$@" \
-         | sed -n '/^Need to get / {s///; s/B\/.*//; p}')
+  size=$(LC_ALL=C apt-get --yes --print-uris "$@" | grep '^Need to get ')
 
-  size_to_mb $size
+  if [ $? -ne 0 ]; then
+    log "Failed to get download size for 'apt-get $@'."
+    return 1
+  fi
+
+  size=${size#Need to get }
+  size=${size%%B*}
+
+  size_to_mb "${size}B"
 }
 
 installed_size() {
   local package size
   package=$1
-  size=$(apt-cache show $package \
-         | awk '$1 == "Installed-Size:" {print $2; exit}')
+  size=$(apt-cache show $package | grep '^Installed-Size:')
+
+  if [ $? -ne 0 ]; then
+    log "Failed to get installed size for '$package'."
+    return 1
+  fi
+
+  size=${size#*: }
 
-  size_to_mb "${size}k"
+  size_to_mb "${size}kB"
 }
 
 size_to_mb() {
@@ -884,16 +1104,16 @@ size_to_mb() {
     size=0;
   fi
 
-  if [ "${size%k}" != "$size" ]; then
-    size=$(round ${size%k})
+  if [ "${size%kB}" != "$size" ]; then
+    size=$(round ${size%kB})
     size=$(($size/1024+1))
-  elif [ "${size%M}" != "$size" ]; then
-    size=$(round ${size%M})
-  elif [ "${size%G}" != "$size" ]; then
-    size=$(round ${size%G})
+  elif [ "${size%MB}" != "$size" ]; then
+    size=$(round ${size%MB})
+  elif [ "${size%GB}" != "$size" ]; then
+    size=$(round ${size%GB})
     size=$(($size*1024))
-  elif [ "${size%[0-9]}" != "$size" ]; then
-    size=$(round $size)
+  elif [ "${size%[0-9]B}" != "$size" ]; then
+    size=$(round ${size%B})
     size=$(($size/1024/1024+1))
   else
     log "unrecognized size unit: $size"