X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?a=blobdiff_plain;f=src%2Ffunctions.sh;h=0af728bf701decf0cbe1aadd0dfe5e9b1084cb6b;hb=a97320a33fcf92f0c683b0830dbf700b88726a99;hp=f68c54bc5a6955a87e246f38106054e75a73d51f;hpb=c6c3f07205a4eed5df6cf6d9d30ab27120f3e490;p=carnet-upgrade.git

diff --git a/src/functions.sh b/src/functions.sh
index f68c54b..0af728b 100644
--- a/src/functions.sh
+++ b/src/functions.sh
@@ -1,13 +1,16 @@
-# last update: 2005-07-03
 # Ivan 'ico' Rako <irako@srce.hr>
 # Zoran 'jelly' Dzelajlija <jelly@srce.hr>
 
 notice () {
-  dialog --backtitle "$title" --msgbox "$*" 18 75
+  LC_MESSAGES=hr_HR dialog --backtitle "$title" --msgbox "$*" 18 75
 }
 
 first_warning () {
-  dialog --backtitle "$title" --yesno "$msg_first_warning" 18 75
+  LC_MESSAGES=hr_HR dialog --backtitle "$title" --yesno "$msg_first_warning" 18 75
+  if [ $? -ne 0 ]; then
+    log "Upgrade canceled."
+    exit 0
+  fi
 }
 
 pkg() {
@@ -28,7 +31,7 @@ log() {
 # find first free uid/gid in range
 # find_id passwd 100 999
 find_id() {
-  local db first last ids
+  local i db first last ids
   db=$1
   first=$2
   last=$3
@@ -110,13 +113,17 @@ pkgrm () {
   }
 }
 
-update() {
+apt_update() {
   log "Running apt-get update ..."
   apt-get -y$s update || {
     apt-get -yf install
     apt-get -y$s update
   }
   apt-get autoclean
+}
+
+apt_download() {
+  log "Running apt-get download ..."
   apt-get -dy$s dist-upgrade
 }
 
@@ -128,12 +135,23 @@ dist_upgrade () {
   }
 }
 
+remove_x() {
+  LC_MESSAGES=hr_HR dialog --backtitle "$title" --yesno "$msg_remove_x" 18 75
+  if [ $? -eq 0 ]; then
+    log "Removing X Window System"
+    pkgrm xlibs
+  else
+    log "Skipping X Window System removal"
+  fi
+}
+
 remove_bloat() {
-  local to_remove add_this i j text to_show cmd tmpfile installed
-  local update_selections pkgs_to_deselect oldifs
+  local to_remove add_this i j n text to_show cmd tmpfile installed
+  local update_selections pkgs_to_deselect pkgs_to_remove oldifs pkglist
   text="$msg_remove_bloat"
 
   [ "$DEBUG" ] && set -x
+  n=0
   pkglist=$(mktemp /var/lib/carnet-upgrade/pkglist.XXXXXX)
   COLUMNS=200 dpkg -l | awk '$1 ~ /^.i/ { print $2 }' > $pkglist
   for i in $(echo "$bloats" | sed 's/		*/	/g'| awk -F'	' '{print $2}')
@@ -143,13 +161,15 @@ remove_bloat() {
       add_this="$(echo "$bloats" | egrep "	.*\b${i}\b" | sed 's/		*/	/g'| awk -F'	' '{print $1}')"
       if ! echo "$to_show" | grep -q "$add_this"; then
         to_show="$to_show \"$add_this\" \"\" on"
+        n=$(($n+1))
       fi
     fi
   done
   [ "$DEBUG" ] || rm -f $pkglist
   [ -z "$to_show" ] && return 0
+  test $n -gt 8 && n=8
   tmpfile=$(mktemp /var/lib/carnet-upgrade/dialog-tmp.XXXXXX)
-  cmd="dialog --nocancel --backtitle \""$title"\" --checklist \""$text"\" 20 75 8 $to_show"
+  cmd="LC_MESSAGES=hr_HR dialog --nocancel --backtitle \""$title"\" --checklist \""$text"\" 20 75 $n $to_show"
   [ "$DEBUG" ] && set +x
     eval $cmd 2> $tmpfile
   [ "$DEBUG" ] && set -x
@@ -199,7 +219,7 @@ run_post_upgrade() {
 ###
 
 run_actions() {
-  local line lineno lineno2 f n name action testmsg
+  local line lineno lineno2 f n name action checkmsg check
   [ "$DEBUG" ] && set -vx
   name="$1"
   f="$2"
@@ -223,16 +243,21 @@ run_actions() {
       lineno2=$(($lineno2+1))
       line=$(echo -n "$line"| sed 's/\\$//'; head -$lineno2 "$f" | tail -1)
     done
-    test=$(echo "$line" | sed 's/		*/	/g'| awk -F'	' '{print $1}')
+    check=$(echo "$line" | sed 's/		*/	/g'| awk -F'	' '{print $1}')
     action=$(echo "$line" | sed 's/		*/	/g'| awk -F'	' '{print $2}')
-    testmsg=""
-    [ "$test" != "true" ] && testmsg="if '$test'"
-    if eval $test; then
-      log "$(printf 'action %02d' $lineno) starting: '${action}' $testmsg "
-      eval $action
-      log "$(printf 'action %02d' $lineno) finished: '${action}' $testmsg"
+    checkmsg=""
+    [ "$check" != "true" ] && checkmsg="if '$check'"
+    if eval $check; then
+      log "$(printf 'action %02d' $lineno) starting: '${action}' $checkmsg "
+      if ! eval $action; then
+        log "$(printf 'action %02d' $lineno) failed: '${action}' $checkmsg "
+        display_action_failure "$action"
+        exit 1
+      else  
+        log "$(printf 'action %02d' $lineno) finished: '${action}' $checkmsg"
+      fi
     else
-      log "$(printf 'action %02d' $lineno) skipping: '${action}' $testmsg"
+      log "$(printf 'action %02d' $lineno) skipping: '${action}' $checkmsg"
     fi
     [ "$lineno2" -gt "$lineno" ] && lineno=$lineno2
   done
@@ -240,6 +265,24 @@ run_actions() {
   log "-----"
 }
 
+# report action failure
+display_action_failure () {
+  local action=$1
+
+  notice "
+Doslo je do greske prilikom izvrsavanja akcije '$action'. Detalje problema moguce je vidjeti u log datotekama:
+
+  /var/log/carnet-upgrade.log
+  /var/log/carnet-upgrade.typescript
+
+Da bi dovrsili zapocete operacije nad paketima pokrenite:
+
+  # dpkg --configure -a
+  # apt-get -f install
+
+Nakon toga ponovno pozovite carnet-upgrade skriptu."
+}
+
 # funkcija vraca popis paketa koje treba upgradeati
 what_upgrade () {
   local IFSOLD name version package
@@ -268,9 +311,11 @@ Prije prelaska na Debian Etch potrebno je napraviti nadogradnju ovih paketa:
   $upgrade
 
 Pokrenite:
-  'apt-get dist-upgrade'
+  # apt-get update
+  # apt-get dist-upgrade
 ili:
-  'apt-get install${upgrade}'
+  # apt-get update
+  # apt-get install${upgrade}
   
 Nakon toga ponovno pozovite ovu skriptu."
     log "carnet-upgrade aborted, upgrade of$upgrade needed."
@@ -283,10 +328,11 @@ check_apache_version () {
 
   if pkg apache-cn && ! pkg apache2-cn; then
     notice "
-Prije prelaska na Debian Etch potrebno je napraviti nadogradnju sa apache 1.3 na apache 2.0.
+Prije prelaska na Debian Etch potrebno je napraviti nadogradnju sa Apache 1.3 na Apache 2.0.
 
 Pokrenite:
-  'apt-get install apache2-cn'
+  # apt-get update
+  # apt-get install apache2-cn
   
 Nakon toga ponovno pozovite ovu skriptu."
     log "carnet-upgrade aborted, upgrade to apache2-cn needed."
@@ -295,7 +341,7 @@ Nakon toga ponovno pozovite ovu skriptu."
 }
 
 upgrade () {
-  local to_install packages
+  local i to_install packages
   case "$1" in
     first)
       packages="$packages_first"
@@ -307,7 +353,7 @@ upgrade () {
     return 1
   esac
 
-  for i in $packages
+  for i in $(echo $packages)
   do
     pkg $i && to_install="$to_install $i"
   done
@@ -368,7 +414,7 @@ add_group_proc () {
 
 # backup ldap database
 backup_slapd_db () {
-  local ldap_backup=/var/backups/slapcat.$backup_ext
+  local ldap_backup=/var/backups/slapcat.$backup_ext.gz
   local old_umask result
 
   if [ ! -f $ldap_backup ]; then
@@ -378,7 +424,7 @@ backup_slapd_db () {
       /etc/init.d/slapd stop || true
       old_umask=`umask`
       umask 0077 # protect the backup file
-      slapcat -l $ldap_backup
+      slapcat | gzip --best > $ldap_backup
       result=$?
       umask $old_umask
       /etc/init.d/slapd start || true
@@ -485,9 +531,9 @@ restore_config () {
 # restore modified config to their package defaults
 # so the upgrade doesn't complain so much
 restore_configs () {
+  local config_backup
+
   pkg base-files lt 4 && restore_config /etc/issue /etc/issue.net
-  pkg bind9 lt 1:9.3.4 && restore_config /etc/bind/named.conf.options
-  pkg dovecot-common lt 1.0 && restore_config /etc/dovecot/dovecot.conf
   pkg libpam-modules lt 0.79 && restore_config /etc/security/limits.conf
   pkg login lt 1:4.0.18.1 && restore_config /etc/pam.d/login
   pkg mysql-server lt 5.0.3 && restore_config /etc/init.d/mysql \
@@ -524,15 +570,14 @@ restore_configs () {
       done
   fi
 
-  # register cn changes in apache files
-  for config in /etc/php4/cgi/php.ini \
-                /etc/php4/cli/php.ini \
-                /etc/php4/apache/php.ini \
-                /etc/php4/apache2/php.ini \
-                /etc/apache/modules.conf
+  # register cn changes in ucf managed files
+  for config in /etc/apache/modules.conf \
+                /etc/clamav/clamd.conf \
+                /etc/clamav/freshclam.conf
   do 
       config_backup=$config.$backup_ext
       if [ -e $config -a ! -e $config_backup ]; then
+          log "Saving config file $config"
           cp -av $config $config_backup
           ucf $config_backup $config
       fi
@@ -566,10 +611,10 @@ apt_listchanges () {
 # make a silent installation of carnet and srce keyrings
 install_keyrings () {
   pkgadd carnet-keyring srce-keyring
-  pkgadd dpkg apt debconf
+  pkgadd dpkg apt debconf python-apt
 
   dpkg-reconfigure carnet-keyring srce-keyring
-  update
+  apt_update
 }
 
 # remove skey (not supported anymore)
@@ -582,45 +627,57 @@ remove_skey () {
   fi
 }
 
+# monit it causing problems for postinst scripts
+# restarting daemons so try to disable it
+disable_monit () {
+  if pkg monit-cn; then
+    pkgrm monit-cn # disables monit in prerm
+  fi
+
+  # if configured manually
+  if pkg monit; then
+    # remove the binary but leave the config
+    apt-get remove --yes monit
+    # stop the binary
+    pkill -9 monit || true
+  fi
+}
+
 # make a silent upgrade to new libc6
 upgrade_libc () {
   DEBIAN_FRONTEND=noninteractive pkgadd libc6
 }
 
-# upgrade apache -> apache2
-upgrade_apache () {
-
-  # bugfix for apache2-cn postinst
-  mkdir -p /etc/apache2
-  touch /etc/apache2/httpd.conf
-
-  # temporary remove packages conflicting with apache2
-  delpkg=""
-  for p in aosi-aai aosi-www-aai \
-           php4-cn php4-odbc php4-xslt \
-           squirrelmail-cn; do
+# upgrade apache2 to etch
+upgrade_apache2 () {
+  local package packages
 
-     # remember installed packages
-     if pkg $p; then
-         delpkg="$delpkg $p"
-     fi
+  for package in \
+      libapache2-mod-php4 \
+      php4-cli \
+      php4-cgi \
+      php4-cn \
+      apache2-cn \
+      php4-odbc \
+      php4-suhosin \
+      php-suhosin-cn
+  do
+      if pkg $package; then
+          packages="$packages $package"
+      fi
   done
 
-  # remove (but not purge) problematic packages
-  if [ "$delpkg" ]; then
-      eval apt-get --yes remove $delpkg
+  # enable suhosin downgrade to etch version
+  if pkg php4-suhosin; then
+      pkgrm php4-suhosin php-suhosin-cn
   fi
 
-  # remove old apache
-  pkgrm apache apache-common
-
-  # install new packages
-  eval pkgadd apache2-cn apache2-mpm-prefork \
-              php4-cn libapache2-mod-php4 \
-              $delpkg
+  eval pkgadd $packages
 }
 
 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
@@ -628,10 +685,11 @@ upgrade_amavis () {
   fi
 
   # move old config aside
-  local conf=/etc/amavis/amavisd.conf
-  if [ -e $conf -a ! -e $conf.$backup_ext ]; then
-    mv -v $conf $conf.$backup_ext
-  fi
+  for conf in /etc/amavisd.conf /etc/amavis/amavisd.conf; do
+    if [ -e $conf -a ! -e $conf.$backup_ext ]; then
+      mv -v $conf $conf.$backup_ext
+    fi
+  done
 
   # install new packages
   pkgadd amavisd-cn amavisd-new
@@ -647,11 +705,97 @@ upgrade_amavis () {
 
 # fix openldap-aai postinst user handling
 upgrade_openldap () {
-  #pkgrm openldap-cn # deprecated
-  apt-get -y$s install openldap-aai || true # postinst fails
-  chown -R openldap:openldap /var/lib/ldap  # fix slapd
+  pkg openldap-aai lt 2.3 || return 0
+
+  # openldap-aai expects org.ldif to exists
+  local ldif=/var/lib/ldap/org.ldif
+  local ldif_backup=/var/lib/carnet-upgrade/org.ldif
+  if [ -f $ldif ]; then
+    cp -v $ldif $ldif_backup
+  fi
+
+  # slapd postinst fails if move_old_database is false
+  echo 'slapd slapd/move_old_database boolean true' | debconf-set-selections 
+  pkgadd slapd
+
+  # slapd removes org.ldif during switch from ldap -> openldap user
+  if [ -f $ldif_backup -a ! -f $ldif ]; then
+    cp -v $ldif_backup $ldif
+  fi
+
+  # openldap-aai postinst fails here because of database permissions
+  apt-get -y install openldap-aai || true
+  chown -R openldap:openldap /var/lib/ldap
   /etc/init.d/slapd restart
-  dpkg --configure -a # try postinst again
+  dpkg --configure -a
+
+  # remove ldap user if openldap works
+  if getent passwd ldap      > /dev/null && \
+     getent passwd openldap  > /dev/null && \
+     pgrep -U openldap slapd > /dev/null
+  then
+     log "userdel ldap (replaced by openldap)"
+     userdel ldap || true
+  fi
+}
+
+# fix postgresql deinstallation during upgrade
+upgrade_postgresql () {
+  if check_services show 2>&1 | grep -qw postgresql; then
+     apt-get install -y postgresql || apt-get -yf install
+  fi
+}
+
+# upgrade the MTA
+upgrade_postfix () {
+  pkgadd postfix-cn
+
+  if pkg postgrey; then
+     pkgrm postgrey # not used by postfix-cn anymore
+  fi
+}
+
+get_variable () {
+  local name=$1 file=$2 val
+
+  if [ -f "$file" ]; then
+     val=$(sed -n "/^[[:space:]]*$name[[:space:]]*=/s/[[:space:]]*//gp" $file)
+     val=${val#*=}
+  fi
+
+  echo $val
+}
+
+# preserve mail location on upgrade
+upgrade_dovecot () {
+  local default_mail_env mail_location
+
+  # check if already upgraded
+  if ! pkg dovecot-common lt 1.0; then
+      return
+  fi
+
+  # save old mail location
+  default_mail_env=$(get_variable default_mail_env /etc/dovecot/dovecot.conf)
+
+  # silently upgrade package
+  restore_config /etc/dovecot/dovecot.conf
+  pkgadd dovecot-cn
+
+  # insert old mail location
+  mail_location=$(get_variable mail_location /etc/dovecot/dovecot.conf)
+  if [ "$default_mail_env" -a ! "$mail_location" ]; then
+      check_and_sed '^#mail_location[[:space:]]*=' \
+                   "s|#mail_location[[:space:]]*=.*|mail_location = $default_mail_env|" /etc/dovecot/dovecot.conf || return 0
+
+      if [ -x /etc/init.d/dovecot ]; then
+          if [ -x /usr/sbin/invoke-rc.d ]; then
+              /usr/sbin/invoke-rc.d dovecot restart
+          else
+              /etc/init.d/dovecot restart
+          fi
+      fi
+  fi
 }
 
 # fix /etc/dpkg/dpkg.cfg
@@ -675,12 +819,98 @@ Debian GNU/Linux 4.0 (CARNet Debian 4.0) %h
 EOF
 }
 
-check_disk_space() {
-  local available_disk_space
-  available_disk_space=$(df -m /var|tail -1|awk '{print $4}')
-  if [ $available_disk_space -lt $min_var_space ]; then
-    log "carnet-upgrade aborted: not enough space on /var (need ${min_var_space}MB)"
-    notice "Premalo mjesta na /var particiji. Potrebno je imati barem ${min_var_space}MB."
+check_archives_space() {
+  local available_disk_space archives_size
+  available_disk_space=$(free_space /var/cache/apt/archives/)
+  archives_size=$(download_size dist-upgrade)
+
+  log "Archives space: ${available_disk_space}MB"
+  log "Download size: ${archives_size}MB"
+
+  if [ $available_disk_space -lt $archives_size ]; then
+    log "carnet-upgrade aborted: not enough space in /var/cache/apt/archives/ (have ${available_disk_space}MB, need ${archives_size}MB)"
+    notice "Premalo slobodnog mjesta u /var/cache/apt/archives/ za skidanje paketa (potrebno je barem ${archives_size}MB). Procitajte poglavlje 'Izvanredne situacije' u dokumentaciji."
+    exit 1
+  fi
+}
+
+check_kernel_space() {
+  local available_disk_space kernel_size
+  available_disk_space=$(free_space /)
+  kernel_size=$(installed_size kernel-2.6-cn)
+
+  log "Free space in /: ${available_disk_space}MB"
+  log "Kernel size: ${kernel_size}MB"
+
+  if LC_ALL=C apt-get --yes --print-uris install kernel-2.6-cn \
+     | grep -q '^kernel-2.6-cn is already the newest version.$'
+  then
+     log "Not checking free space in /: kernel-2.6-cn already installed"
+     return
+  fi
+
+  if [ $available_disk_space -lt $kernel_size ]; then
+    log "carnet-upgrade aborted: not enough space in / (have ${available_disk_space}MB, need ${kernel_size}MB)"
+    notice "Premalo mjesta u / za instalaciju kernela (potrebno je barem ${kernel_size}MB). Procitajte poglavlje 'Izvanredne situacije' u dokumentaciji."
     exit 1
   fi
 }
+
+free_space() {
+  df --portability --block-size=1M "$1" | tail -1 | awk '{print $4}'
+}
+
+download_size() {
+  local size
+  size=$(LC_ALL=C apt-get --yes --print-uris "$@" \
+         | sed -n '/^Need to get / {s///; s/B\/.*//; p}')
+
+  size_to_mb "${size}B"
+}
+
+installed_size() {
+  local package size
+  package=$1
+  size=$(apt-cache show $package \
+         | awk '$1 == "Installed-Size:" {print $2; exit}')
+
+  size_to_mb "${size}kB"
+}
+
+size_to_mb() {
+  local size
+  size=$1
+  if [ -z "$size" ]; then
+    size=0;
+  fi
+
+  if [ "${size%kB}" != "$size" ]; then
+    size=$(round ${size%kB})
+    size=$(($size/1024+1))
+  elif [ "${size%MB}" != "$size" ]; then
+    size=$(round ${size%MB})
+  elif [ "${size%GB}" != "$size" ]; then
+    size=$(round ${size%GB})
+    size=$(($size*1024))
+  elif [ "${size%[0-9]B}" != "$size" ]; then
+    size=$(round ${size%B})
+    size=$(($size/1024/1024+1))
+  else
+    log "unrecognized size unit: $size"
+    return 1
+  fi
+
+  echo $size
+}
+
+round() {
+  local num
+  num=$1
+
+  if [ "${num%.*}" != "$num" ]; then
+    num=${num%.*}
+    num=$(($num+1))
+  fi
+
+  echo $num
+}