-# 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 [ $? -ne 0 ]; then
+ log "Upgrade canceled."
+ exit 0
+ fi
}
pkg() {
}
log() {
+ local old_umask
logfile=${logfile:=/var/log/carnet-upgrade.log}
- touch $logfile
+
+ old_umask=$(umask)
+ umask 0077
+
echo "$(date +'%Y-%m-%d %H:%M:%S') $*" >> $logfile
echo "CN: $*"
+
+ umask $old_umask
+ chmod og= $logfile
}
# 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=$3
ids=$(getent $db | awk -F: "\$3 >= $first && \$3 <= $last {print \$3}")
for i in $(seq $first $last)
do
- if ! echo $ids |grep -q $i; then
+ if ! echo $ids | grep -q $i; then
echo $i
return 0
fi
pkgrm () {
[ -n "$*" ] || return 0
- log "Removing $* ..."
+ log "Purging $* ..."
apt-get -y$s --purge remove $* || {
dpkg --configure -a
apt-get -yf install
}
}
-update() {
+pkgrm_only () {
+ [ -n "$*" ] || 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 || {
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
}
dist_upgrade () {
+ log "Running upgrade ..."
+ apt-get -y$s upgrade || {
+ dpkg --configure -a
+ apt-get -y$s upgrade
+ }
+
log "Running dist-upgrade ..."
apt-get -y$s dist-upgrade || {
dpkg --configure -a
}
}
+remove_x() {
+ LC_MESSAGES=hr_HR dialog --backtitle "$title" --yesno "$msg_remove_x" 18 75
+ if [ $? -eq 0 ]; then
+ log "Removing X Window System"
+ pkgrm x11-common
+ else
+ log "Skipping X Window System removal"
+ fi
+}
+
remove_bloat() {
local to_remove add_this i j n text to_show cmd tmpfile installed
- local update_selections pkgs_to_deselect oldifs
+ local update_selections pkgs_to_deselect pkgs_to_remove oldifs pkglist
text="$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}')
do
- if pkg $i; then
+ if grep -q "^$i$" $pkglist; then
installed="$installed $i"
add_this="$(echo "$bloats" | egrep " .*\b${i}\b" | sed 's/ */ /g'| awk -F' ' '{print $1}')"
if ! echo "$to_show" | grep -q "$add_this"; then
fi
fi
done
+ [ "$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 $n $to_show"
+ cmd="LC_MESSAGES=hr_HR dialog --nocancel --backtitle \""$title"\" --checklist \""$text"\" 20 75 $n $to_show"
[ "$DEBUG" ] && set +x
eval $cmd 2> $tmpfile
[ "$DEBUG" ] && set -x
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
###
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="$2"
lineno2=$(($lineno2+1))
line=$(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
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
# funkcija za ispis paketa koje treba upgradeati
check_upgrade () {
local upgrade
- upgrade="`what_upgrade`"
+ upgrade=${1:-"`what_upgrade`"}
if [ "$upgrade" ]; then
notice "
-Prije prelaska na Debian Etch potrebno je napraviti upgrade ovih paketa:
+Prije prelaska na Debian Squeeze 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."
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 $packages
+}
+
+# if php is installed make sure it's version 5
+check_php_version () {
+
+ if pkg php4-cn && ! pkg php5-cn; then
+ # prepare for php upgrade by installing php5 extensions
+ install_php5_extensions
+
+ notice "
+Prije prelaska na Debian Squeeze potrebno je napraviti nadogradnju sa PHP 4 na PHP 5.
+
+Pokrenite:
+ # apt-get update
+ # apt-get install php5-cn
+
+Nakon sto provjerite da sve web aplikacije rade ispravno, ponovno pozovite ovu skriptu."
+ log "carnet-upgrade aborted, upgrade to php5-cn needed."
+ exit 1
+ fi
+}
+
+# install php5 extensions based on installed php4 extensions
+install_php5_extensions () {
+ local php4_list php5_pkg
+
+ # get a list of installed php4 packages
+ php4_list=$(mktemp /var/lib/carnet-upgrade/php4_list.XXXXXX)
+ dpkg -l php4-\* | awk '/^ii/ {
+ pkg=$2; sub("^php4", "php5", pkg); print pkg }' > $php4_list
+
+ # compare it with the list of available php5 packages
+ php5_pkg=$(apt-cache search -n ^php5- | cut -d' ' -f 1 \
+ | grep -F -x -f $php4_list | grep -F -x -v php5-cn)
+
+ # handle special cases
+ if pkg php4-xslt; then
+ php5_pkg="$php5_pkg php5-xsl"
+ fi
+
+ # install the required php5 modules
+ if [ "$php5_pkg" ]; then
+ pkgadd $php5_pkg
+ fi
+
+ # cleanup
+ rm -f $php4_list
+}
+
+# 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" = "${ver#2.6.2[4-9]}" ]; then
+ # kernel too old
+ notice "
+Prije prelaska na Debian Squeeze potrebno je napraviti nadogradnju na najnoviji kernel.
+
+Pokrenite:
+ # apt-get update
+ # apt-get install kernel-2.6-cn
+ # reboot
+
+Nakon toga ponovno pozovite ovu skriptu."
+ log "carnet-upgrade aborted, kernel upgrade needed."
+ exit 1
+ fi
+}
+
+check_reboot () {
+ reboot_required || return 0
+
+ LC_MESSAGES=hr_HR dialog --backtitle "$title" --yesno "$reboot_warning" 18 +75
+ if [ $? -eq 0 ]; then
+ log "Reboot before continuing."
+ exit 0
+ else
+ log "Proceed without reboot."
+ fi
+}
+
+# check if the latest kernel is booted
+reboot_required () {
+ local default_kernel kernel_package running_release running_version
+
+ # try to get default kernel from grub2
+ if [ -z "$default_kernel" -a -r "/boot/grub/grub.cfg" ]; then
+ default_kernel=$( awk '
+ $0 ~ /^set default=".*"/ {
+ def = gensub(/default="(.*)"/, "\\1", "1", $2);
+ if (def !~ /^[0-9]+$/) { exit }
+ }
+ $1 == "menuentry" { menuentry+=1 }
+ $1 == "linux" && menuentry==def+1 { print $2; exit }' \
+ /boot/grub/grub.cfg 2>/dev/null )
+ fi
+
+ # try to get default kernel from grub-legacy
+ if [ -z "$default_kernel" -a -r "/boot/grub/menu.lst" ]; then
+ default_kernel=$( awk '
+ $1 == "default" { def = $2;
+ if (def !~ /^[0-9]+$/) { exit } }
+ $1 == "title" { title+=1 }
+ $1 == "kernel" && title==def+1 { print $2; exit }' \
+ /boot/grub/menu.lst 2>/dev/null )
+ fi
+
+ # try to get default kernel from lilo
+ if [ -z "$default_kernel" ] && type lilo >/dev/null 2>&1; then
+ default_kernel=$( lilo -t -v 2>/dev/null \
+ | grep -B3 '[*]$' \
+ | sed -n -e '/^Boot image: / { s///p; q; }' )
+ fi
+
+ 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
+ # /boot prefix might be missing
+ default_kernel="/boot/${default_kernel#/}"
+ if [ ! -e "$default_kernel" ]; then
+ log "Default kernel image doesn't exist!?"
+ return 1
+ fi
+ 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: $kernel_package"
+
+ running_release=$( 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 to_install packages
+ local packages
case "$1" in
first)
packages="$packages_first"
return 1
esac
- for i in $packages
- do
- pkg $i && to_install="$to_install $i"
- done
+ pkgupgrade $packages
+}
- if [ -n "$to_install" ];then
- eval pkgadd $to_install
- else
- return 0
+# install packages introduced in this release
+install_new () {
+ if [ "$new_packages" ]; then
+ pkgadd $new_packages
fi
}
# funkcija utrpa ispravan sources.list
create_sources_list () {
- [ -f /etc/apt/sources.list -a ! -f /etc/apt/sources.list.cn4-upgrade ] && mv /etc/apt/sources.list /etc/apt/sources.list.cn4-upgrade
- cp /usr/share/carnet-upgrade/files/etc/apt/sources.list /etc/apt
- notice "Novi sadrzaj datoteke /etc/apt/sources.list:
+ local sl sl_new
+ sl=/etc/apt/sources.list
+ sl_new=/usr/share/carnet-upgrade/files/etc/apt/sources.list
+
+ # check if already installed
+ if ! cmp $sl $sl_new >/dev/null; then
+
+ # backup old version
+ if [ -f $sl -a ! -f $sl.$backup_ext ]; then
+ cp -av $sl $sl.$backup_ext
+ fi
+
+ # install new version
+ cp -av $sl_new $sl
+ notice "Novi sadrzaj datoteke /etc/apt/sources.list:
`cat /etc/apt/sources.list`"
+ fi
}
log "groupadd -g 99 proc"
# update oidentd so it uses the proc group
- if [ -x /etc/init.d/oidentd -a -f /etc/default/oidentd ]; then
- if check_and_sed '^OIDENT_GROUP=oident' \
- 's/^\(OIDENT_GROUP\)=.*/\1=proc/' \
- /etc/default/oidentd;
- then
+ if [ -x /etc/init.d/oidentd ]; then
+ if gpasswd -a oident proc; then
/etc/init.d/oidentd restart
fi
fi
fi
}
-# backup_slapd_db
+# backup ldap database
backup_slapd_db () {
- local ldap_backup=/var/backups/slapcat.cn4-upgrade
+ local ldap_backup=/var/backups/slapcat.$backup_ext.gz
+ local old_umask result
if [ ! -f $ldap_backup ]; then
[ -x /etc/init.d/freeradius ] && /etc/init.d/freeradius stop || true
if [ -x /etc/init.d/slapd -a -d /var/lib/ldap ]; then
/etc/init.d/slapd stop || true
- if slapcat -l $ldap_backup; then
+ old_umask=`umask`
+ umask 0077 # protect the backup file
+ slapcat | gzip --best > $ldap_backup
+ result=$?
+ umask $old_umask
+ /etc/init.d/slapd start || true
+
+ if [ "$result" -eq 0 ]; then
log "$ldap_backup created"
notice "Napravljen backup slapd baze u $ldap_backup."
+ else
+ log "$ldap_backup was not created"
+ notice "Backup slapd baze u $ldap_backup nije uspio."
+ exit 1
fi
- /etc/init.d/slapd start || true
fi
[ -x /etc/init.d/freeradius ] && /etc/init.d/freeradius start || true
else
- log "slapd backup already at $ldap_backup, skipping"
- notice "Backup slapd baze u $ldap_backup vec postoji!"
+ log "slapd backup already at $ldap_backup, skipping."
+ #notice "Backup slapd baze u $ldap_backup vec postoji!"
fi
}
# backup etc direktorija
backup_etc_dir () {
- local etc_backup=/var/backups/etc.cn4-upgrade.tar.gz
+ local etc_backup=/var/backups/etc.$backup_ext.tar.gz
+ local old_umask
if [ ! -f $etc_backup ]; then
+ old_umask=`umask`
+ umask 0077 # protect the backup file
+
if tar cfz $etc_backup /etc 2> /dev/null; then
log "$etc_backup created"
notice "Napravljen backup /etc direktorija u $etc_backup."
+ else
+ log "$etc_backup was not created"
+ notice "Backup /etc direktorija u $etc_backup nije uspio."
+ exit 1
fi
+ umask $old_umask
else
log "/etc backup already present in $etc_backup, skipping."
- notice "Backup /etc direktorija u $etc_backup vec postoji!"
+ #notice "Backup /etc direktorija u $etc_backup vec postoji!"
fi
}
# fixaj /etc/default/raid2
fix_etc_default_raid2 () {
if [ -f /etc/default/raid2 ]; then
- sed "s/^AUTOSTART.*/AUTOSTART=true/g" /etc/default/raid2 > /etc/default/raid2.cn4-upgrade.$$
- chown --reference=/etc/default/raid2 /etc/default/raid2.cn4-upgrade.$$
- chmod --reference=/etc/default/raid2 /etc/default/raid2.cn4-upgrade.$$
+ sed "s/^AUTOSTART.*/AUTOSTART=true/g" /etc/default/raid2 > /etc/default/raid2.$backup_ext.$$
+ chown --reference=/etc/default/raid2 /etc/default/raid2.$backup_ext.$$
+ chmod --reference=/etc/default/raid2 /etc/default/raid2.$backup_ext.$$
- if ! cmp -s /etc/default/raid2.cn4-upgrade.$$ /etc/default/raid2; then
+ if ! cmp -s /etc/default/raid2.$backup_ext.$$ /etc/default/raid2; then
log "Fixed /etc/default/raid2 AUTOSTART option."
- mv /etc/default/raid2.cn4-upgrade.$$ /etc/default/raid2
+ mv -v /etc/default/raid2.$backup_ext.$$ /etc/default/raid2
else
- rm /etc/default/raid2.cn4-upgrade.$$
+ rm -v /etc/default/raid2.$backup_ext.$$
fi
fi
}
-# restore distribution config file
-restore_config () {
- local file file_backup
+# restore a configuration file if it contains only CN modifications
+restore_file () {
+ local file file_expect file_restore file_backup
- for file in "$@"; do
- file_backup=$file.cn4-upgrade
- if [ -e $file -a ! -e $file_backup ]; then
- # backup file
- mv $file $file_backup
+ file=$1
+ file_expect=$2
+ file_restore=$3
+ file_backup=$file.$backup_ext
- # install original
- log Restoring config file $file
- cp /usr/share/carnet-upgrade/files/$file $file
- fi
- done
+ [ "$file_expect" ] || file_expect=$cnup/files/$file.expect
+ [ "$file_restore" ] || file_restore=$cnup/files/$file.restore
+
+ # check if all required files are there
+ if ! [ -e $file -a -e $file_expect -a -e $file_restore ]; then
+ log "Required files missing, skipping $file restore."
+ return 1
+ fi
+
+ # is restore needed
+ if ! cmp $file_expect $file >/dev/null; then
+ log "Config doesn't match the template, skipping $file restore."
+ return 1
+ fi
+
+ # backup and restore
+ if [ ! -e $file_backup ]; then
+ log "Restoring config file $file."
+
+ # backup local changes
+ cp -av $file $file_backup
+
+ # restore original
+ cp -v $file_restore $file
+
+ # restore succedded
+ return 0
+ else
+ log "Backup file exists, skipping $file restore."
+ return 1
+ fi
+}
+
+# force reconfiguration at the end if package is not upgraded automatically
+postupgrade_reconfigure () {
+ local cn_package cn_version
+
+ cn_package=$1
+ cn_version=$( dpkg -s "$cn_package" | awk '/^Version:/ {print $2}' )
+ post_upgrade "pkg $cn_package gt $cn_version || dpkg-reconfigure $cn_package"
+}
+
+# copy template into a temporary file
+copy_template () {
+ local path file template config_new
+
+ path=$1
+ file=$(basename $path)
+ template=$cnup/files/$path.template
+ config_new=$(mktemp /var/lib/carnet-upgrade/$file.XXXXXX)
+ cp $template $config_new
+
+ echo $config_new
}
# restore modified config to their package defaults
# so the upgrade doesn't complain so much
restore_configs () {
- restore_config /etc/bind/named.conf.options
- restore_config /etc/default/ntpdate
- restore_config /etc/default/oidentd
- restore_config /etc/default/postgrey
- restore_config /etc/default/saslauthd
- restore_config /etc/default/slapd
- restore_config /etc/dovecot/dovecot.conf
- restore_config /etc/init.d/mysql
- restore_config /etc/init.d/slapd
- restore_config /etc/issue
- restore_config /etc/issue.net
- restore_config /etc/logrotate.d/mysql-server
- restore_config /etc/mysql/my.cnf
- restore_config /etc/ntp.conf
- restore_config /etc/pam.d/login
- restore_config /etc/php4/apache/php.ini
- restore_config /etc/php4/cgi/php.ini
- restore_config /etc/php4/cli/php.ini
- restore_config /etc/postgrey/whitelist_clients
- restore_config /etc/security/limits.conf
- restore_config /etc/squirrelmail/apache.conf
- restore_config /etc/sysctl.conf
- restore_config /etc/vsftpd.conf
- restore_config /etc/xinetd.conf
-
- # orphaned config file - no owner
- rm -f /etc/logcheck/ignore.d.server/imap
-
- # aide switched to ucf, move old configs aside
- for file in /etc/aide/aide.conf /etc/cron.daily/aide /etc/default/aide; do
- [ ! -e "$file.cn4-upgrade" ] && mv "$file" "$file.cn4-upgrade"
- rm -f "$file"
+ local hostname domain config_new memtotal memlimit
+
+ # restore simple configs
+ if pkg kernel-2.6-cn && pkg procps lt 1:3.2.7-11; then
+ if restore_file /etc/sysctl.conf; then
+ postupgrade_reconfigure kernel-2.6-cn
+ fi
+ fi
+
+ if pkg ntp-cn && pkg ntp lt 1:4.2.4p4+dfsg-8; then
+ if restore_file /etc/ntp.conf; then
+ postupgrade_reconfigure ntp-cn
+ fi
+ fi
+
+ if pkg apache2-cn && pkg apache2.2-common lt 2.2.9-10+lenny2; then
+ if restore_file /etc/apache2/ports.conf; then
+ postupgrade_reconfigure apache2-cn
+ fi
+ fi
+
+ if pkg postfix-cn && pkg sasl2-bin lt 2.1.22.dfsg1-23; then
+ if restore_file /etc/default/saslauthd; then
+ postupgrade_reconfigure postfix-cn
+ fi
+ fi
+
+ if pkg bind9-cn && pkg bind9 lt 1:9.5.1.dfsg.P1-1; then
+ if restore_file /etc/bind/named.conf.options; then
+ postupgrade_reconfigure bind9-cn
+ fi
+ fi
+
+ if pkg amavisd-cn && pkg amavisd-new lt 1:2.6.1.dfsg-1; then
+ if restore_file /etc/cron.daily/amavisd-new; then
+ rm -f /etc/cron.daily/amavisd-new.$backup_ext
+ postupgrade_reconfigure amavisd-cn
+ fi
+ fi
+
+ if pkg spamassassin-cn && pkg razor lt 1:2.85-1; then
+ if restore_file /etc/razor/razor-agent.conf; then
+ postupgrade_reconfigure spamassassin-cn
+ fi
+ fi
+
+ if pkg kernel-2.6-cn && pkg libpam-modules lt 1.0.1-5; then
+ if restore_file /etc/security/limits.conf; then
+ postupgrade_reconfigure kernel-2.6-cn
+ fi
+ fi
+
+ if pkg samba-cn && pkg samba-common lt 2:3.2.5-4lenny2; then
+ if restore_file /etc/samba/smb.conf; then
+ postupgrade_reconfigure samba-cn
+ fi
+ fi
+
+ if pkg base-files lt 5lenny2; then
+ restore_file /etc/issue
+ restore_file /etc/issue.net
+ fi
+
+ # restore php.ini
+ memtotal=$(awk '$1 == "MemTotal:" { print int($2/1024) }' /proc/meminfo)
+ if [ $memtotal -gt 1024 ]; then
+ memlimit=64
+ elif [ $memtotal -ge 512 ]; then
+ memlimit=32
+ else
+ memlimit=16
+ fi
+
+ if pkg php5-cn && pkg php5-cli lt 5.2.6.dfsg.1-1+lenny2; then
+ config_new=$(copy_template /etc/php5/cli/php.ini)
+ sed -i "s/^[[:space:]]*memory_limit[[:space:]]*=.*/memory_limit = ${memlimit}M/" $config_new
+ sed -i "s/^[[:space:]]*post_max_size[[:space:]]*=.*/post_max_size = ${memlimit}M/" $config_new
+ if restore_file /etc/php5/cli/php.ini $config_new; then
+ postupgrade_reconfigure php5-cn
+ fi
+ rm -f $config_new
+ fi
+
+ if pkg php5-cn && pkg libapache2-mod-php5 lt 5.2.6.dfsg.1-1+lenny2; then
+ config_new=$(copy_template /etc/php5/apache2/php.ini)
+ sed -i "s/^[[:space:]]*memory_limit[[:space:]]*=.*/memory_limit = ${memlimit}M/" $config_new
+ sed -i "s/^[[:space:]]*post_max_size[[:space:]]*=.*/post_max_size = ${memlimit}M/" $config_new
+ if restore_file /etc/php5/apache2/php.ini $config_new; then
+ postupgrade_reconfigure php5-cn
+ fi
+ rm -f $config_new
+ fi
+
+ # check if monitrc is template based
+ if [ -f /etc/monit/monitrc ]; then
+ # regenerate config from template
+ hostname=$(hostname)
+ domain=$(hostname --domain)
+ config_new=$(copy_template /etc/monit/monitrc)
+ check_and_sed "@localhost" \
+ "s/@localhost/@$hostname.$domain/g" $config_new || true
+ restore_file /etc/monit/monitrc $config_new
+ rm -f $config_new
+ fi
+}
+
+# temporary disable listchanges packages to reduce clutter during upgrade
+apt_listchanges () {
+ local file command=$1
+
+ for file in /etc/apt/apt.conf.d/20listchanges \
+ /etc/apt/apt.conf.d/20listchanges-cn
+ do
+ case $command in
+ disable)
+ if [ -f $file ]; then
+ dpkg-divert --local --rename --divert $file.$backup_ext \
+ --add $file || true
+ fi
+ ;;
+
+ enable)
+ if [ -f $file.$backup_ext ]; then
+ dpkg-divert --remove $file || true
+ fi
+ ;;
+ esac
done
}
# make a silent installation of carnet and srce keyrings
install_keyrings () {
- pkgadd carnet-keyring srce-keyring
- pkgadd dpkg apt debconf
+ pkgadd carnet-keyring srce-keyring debian-archive-keyring
+ pkgupgrade dpkg apt debconf python-apt dpkg-dev
- dpkg-reconfigure carnet-keyring srce-keyring
- update
+ dpkg-reconfigure carnet-keyring srce-keyring debian-archive-keyring
+ apt_update
}
-# make a silent upgrade to new libc6
-upgrade_libc () {
- DEBIAN_FRONTEND=noninteractive pkgadd libc6
+# remove skey (not supported anymore)
+remove_skey () {
+ pkgrm skey-cn libpam-skey
+
+ if getent group skey > /dev/null; then
+ groupdel skey || true
+ log "groupdel skey"
+ fi
+}
+
+# remove unsupported php version
+# but leave the configuration just in case
+remove_php4 () {
+ if pkg php5-cn && pkg php4-common; then
+ pkgrm_only php4-common
+ fi
+}
+
+# check if package is orphaned (nothing depends on it)
+is_orphaned () {
+ local package deps
+
+ package=$1
+ deps=$(apt-get remove -s $package | grep ^Remv | wc -l)
+ if [ "$deps" -eq 1 ]; then
+ return 0
+ else
+ return 1
+ fi
+}
+
+# remove old and unused libraries
+remove_orphaned () {
+ local package
+
+ for package in $orphaned_packages; do
+ if is_orphaned $package; then
+ pkgrm $package
+ fi
+ done
}
-# upgrade apache -> apache2
-upgrade_apache () {
+# monit it causing problems for postinst scripts
+# restarting daemons so try to disable it
+disable_monit () {
+ if pkg monit-cn; then
+ pkgrm monit-cn # disables monit in prerm
+ fi
- # bugfix for apache2-cn postinst
- mkdir -p /etc/apache2
- touch /etc/apache2/httpd.conf
+ # if configured manually
+ if pkg monit; then
+ # remove the binary but leave the config
+ apt-get remove --yes monit
+ # stop the binary
+ pkill -9 monit || true
+ fi
+}
+
+# check which of the given packages are installed
+grep_installed () {
+ local package installed
- # temporary remove packages conflicting with apache2
- delpkg=""
- for p in aosi-aai aosi-www-aai \
- php4-cn php4-odbc php4-xslt \
- squirrelmail-cn; do
- pkg p && delpkg="$delpkg $p"
+ for package in $*; do
+ if pkg $package; then
+ installed="$installed $package"
+ fi
done
- eval pkgrm apache $delpkg
- # install new packages
- eval pkgadd apache2-cn apache2-mpm-prefork \
- php4-cn libapache2-mod-php4 \
- $delpkg
+ echo $installed
}
-upgrade_amavis () {
- # remove init script diversion
- if [ -L /etc/init.d/amavis -a -f /etc/init.d/amavis.amavisd-new ]; then
- rm -f /etc/init.d/amavis
- dpkg-divert --quiet --remove /etc/init.d/amavis
+# only upgrade packages if they are already installed
+pkgupgrade () {
+ local packages
+
+ packages=$( grep_installed $* )
+
+ if [ "$packages" ]; then
+ eval pkgadd $packages
fi
+}
+
+# make a silent upgrade to new libc6
+upgrade_libc () {
+ DEBIAN_FRONTEND=noninteractive pkgupgrade libc6 libc6-dev tzdata
+}
+
+# upgrade apache2/php5
+upgrade_apache2 () {
+ pkgrm apache-common # prevents installation of apache2-suexec
+ pkgupgrade libapache2-mod-php5 php5-cli php5-cn apache2-cn \
+ php5-odbc php5-suhosin php-suhosin-cn
+}
+
+upgrade_amavis () {
+ local conf
# move old config aside
- local conf=/etc/amavis/amavisd.conf
- if [ -e $conf -a ! -e $conf.cn4-upgrade ]; then
- mv $conf $conf.cn4-upgrade
- 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
- # fix new packages
- check_and_sed '^clamd.*5.clamav.log$' \
- 's/^\(clamd.*\)5.clamav.log$/\14\tsocket/g' \
- /etc/init.d/amavisd-cn || true
-
# start new packages
- /etc/init.d/amavis restart
+ /etc/init.d/amavisd-cn restart
+}
+
+# handle freerdius upgrade
+upgrade_freeradius () {
+ local template config_new password realm hostname basedn
+
+ pkg freeradius-aai lt 2.1.3-0lenny0 || return 0
+
+ # aai team prevents a clean upgrade
+ cp -av /etc/freeradius /etc/freeradius.$backup_ext
+ pkgrm freeradius-aai freeradius-ldap freeradius
+ pkgadd freeradius-aai
+}
+
+# prepare for slapd upgrade (caused by freeradius installation)
+prepare_openldap () {
+ pkg openldap-aai lt 2.4 || 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 $ldif_backup
+ fi
}
# fix openldap-aai postinst user handling
upgrade_openldap () {
- #pkgrm openldap-cn # deprecated
- apt-get -y$s install openldap-aai || true # postinst fails
- chown -R openldap:openldap /var/lib/ldap # fix slapd
+ pkg openldap-aai lt 2.4 || return 0
+
+ # 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
+ local ldif=/var/lib/ldap/org.ldif
+ local ldif_backup=/var/lib/carnet-upgrade/org.ldif
+ 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 sasl2-bin postfix-cn
+
+ if pkg postgrey; then
+ pkgrm postgrey # not used by postfix-cn anymore
+ fi
+}
+
+# upgrade bind separately so DNS is not down for too long
+# or breaks postinst scripts of other cn packages that depend on
+# working resolver
+upgrade_bind() {
+ pkgadd bind9-cn
+}
+
+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
+}
+
+# restore munin configs for silent upgrade
+upgrade_munin () {
+ local config backup hostname domain
+
+ for pkg_name in munin munin-node; do
+ pkg $pkg_name lt '1.2.6-10~lenny1' || continue
+
+ config=/etc/munin/$pkg_name.conf
+ backup=$config.$backup_ext
+ if [ -f $config -a ! -f $backup ]; then
+ hostname=$(hostname)
+ domain=$(hostname --domain)
+
+ cp -av $config $backup
+ check_and_sed "$hostname.$domain" \
+ "s/$hostname.$domain/localhost.localdomain/g" $config
+ fi
+ pkgadd $pkg_name
+ done
+
+ # force localhost -> hostname replacement in config files
+ pkgadd munin-cn
+ dpkg-reconfigure munin-cn
+}
+
+# udev.preinst fails if devfs configs still exist
+upgrade_udev () {
+ local config
+
+ for config in /etc/udev/rules.d/devfs.rules \
+ /etc/udev/rules.d/compat-full.rules \
+ /etc/udev/rules.d/compat.rules
+ do
+ if [ -e $config ]; then
+ rm -v -f $config
+ fi
+ done
+
+ if [ -f /etc/udev/udev.rules -a ! -f /etc/udev/rules.d/udev.rules ]; then
+ ln -sfv ../udev.rules /etc/udev/rules.d/
+ fi
+
+ pkgadd udev
}
# fix /etc/dpkg/dpkg.cfg
fi
}
+# try not to overwrite user modified issue files
fix_issue () {
- cat > /etc/issue <<EOF
-Debian GNU/Linux 4.0 (CARNet Debian 4.0) \\n \\l
+ if cmp /etc/issue $cnup/files/etc/issue.expect.new >/dev/null; then
+ cp -av /etc/issue /etc/issue.$backup_ext
+ cat > /etc/issue <<EOF
+Debian GNU/Linux 6.0 (CARNet Debian 6.0) \\n \\l
+
EOF
+ fi
- cat > /etc/issue.net <<EOF
-Debian GNU/Linux 4.0 (CARNet Debian 4.0) %h
+ if cmp /etc/issue.net $cnup/files/etc/issue.net.expect.new >/dev/null; then
+ cp -av /etc/issue.net /etc/issue.net.$backup_ext
+ cat > /etc/issue.net <<EOF
+Debian GNU/Linux 6.0 (CARNet Debian 6.0) %h
EOF
+ fi
}
-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)
+
+ 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"
+
+ 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 ${archives_size}MB). Procitajte poglavlje 'Izvanredne situacije' u dokumentaciji."
+ exit 1
+ fi
+}
+
+check_kernel_space() {
+ local available_disk_space kernel_size linux_images metapkg pkg ret
+ available_disk_space=$(free_space /)
+ linux_images=$(apt-cache show kernel-2.6-cn | grep ^Depends: \
+ | grep -o 'linux-image[^, ]*')
+ for metapkg in $linux_images; do
+ pkg=$(apt-cache show $metapkg | grep ^Depends: \
+ | grep -o 'linux-image[^, ]*' | head -1)
+ [ "$pkg" ] || continue
+
+ kernel_size=$(installed_size $pkg)
+ ret=$?
+ [ $ret -eq 0 ] && break
+ done
+
+ if [ $ret -ne 0 ]; then
+ log "Failed to get installed size, skipping check."
+ return 0
+ fi
+
+ log "Free space in /: ${available_disk_space}MB"
+ log "Kernel package: $pkg"
+ log "Kernel size: ${kernel_size}MB"
+
+ if LC_ALL=C apt-get -s install kernel-2.6-cn \
+ | grep -q '^kernel-2.6-cn is already the newest version.$'
+ 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 "$@" | grep '^Need to get ')
+
+ 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 | grep '^Installed-Size:')
+
+ if [ $? -ne 0 ]; then
+ log "Failed to get installed size for '$package'."
+ return 1
+ fi
+
+ size=${size#*: }
+
+ size_to_mb "${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
+}
+
+# make sure carnet-upgrade doesn't get upgraded until the end
+hold_carnet_upgrade() {
+ echo carnet-upgrade hold | dpkg --set-selections
+}
+
+release_carnet_upgrade() {
+ echo carnet-upgrade install | dpkg --set-selections
+}