X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?a=blobdiff_plain;f=src%2Ffunctions.sh;h=5ea115de791635ee26667157ca8dce870b79862b;hb=2c023c2132b166ffc24941cd2a7c35f182c2468e;hp=8183ddc430beebe3046a30a61d7f5c441d105963;hpb=db10849635d562f44ee18074363ffe19b8a9753b;p=carnet-upgrade.git diff --git a/src/functions.sh b/src/functions.sh index 8183ddc..5ea115d 100644 --- a/src/functions.sh +++ b/src/functions.sh @@ -1,13 +1,16 @@ -# last update: 2005-07-03 # Ivan 'ico' Rako # Zoran 'jelly' Dzelajlija 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 [ $? -ne 0 ]; then + log "Upgrade canceled." + exit 0 + fi } pkg() { @@ -19,23 +22,30 @@ pkg() { } log() { + local old_umask logfile=${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 $i return 0 fi @@ -102,7 +112,7 @@ pkgadd () { pkgrm () { [ -n "$*" ] || return 0 - log "Removing $* ..." + log "Purging $* ..." apt-get -y$s --purge remove $* || { dpkg --configure -a apt-get -yf install @@ -110,17 +120,38 @@ pkgrm () { } } -update() { +pkgrm_only () { + [ -n "$*" ] || 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$s dist-upgrade || { dpkg --configure -a @@ -128,16 +159,36 @@ dist_upgrade () { } } +apt_autoremove () { + log "Running autoremove ..." + apt-get -y$s --purge autoremove || { + dpkg --configure -a + apt-get -yf install + } +} + +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 "$add_this"; then @@ -146,9 +197,11 @@ remove_bloat() { fi fi done + [ "$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 @@ -181,6 +234,57 @@ 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 @@ -198,7 +302,7 @@ 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="$2" @@ -222,16 +326,21 @@ run_actions() { lineno2=$(($lineno2+1)) line=$(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 @@ -239,6 +348,24 @@ 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 @@ -259,17 +386,19 @@ what_upgrade () { # 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." @@ -277,8 +406,219 @@ 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 $packages +} + +# if php is installed make sure it's version 5 +check_php_version () { + + if pkg php4-cn && ! pkg php5-cn; then + # prepare for php upgrade by installing php5 extensions + install_php5_extensions + + notice " +Prije prelaska na Debian Squeeze potrebno je napraviti nadogradnju sa PHP 4 na PHP 5. + +Pokrenite: + # apt-get update + # apt-get install php5-cn + +Nakon sto provjerite da sve web aplikacije rade ispravno, ponovno pozovite ovu skriptu." + log "carnet-upgrade aborted, upgrade to php5-cn needed." + exit 1 + fi +} + +# install php5 extensions based on installed php4 extensions +install_php5_extensions () { + local php4_list php5_pkg + + # get a list of installed php4 packages + php4_list=$(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" @@ -290,25 +630,36 @@ upgrade () { 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 $sl + notice "Novi sadrzaj datoteke /etc/apt/sources.list: `cat /etc/apt/sources.list`" + fi } @@ -336,138 +687,261 @@ add_group_proc () { fi } -# backup_slapd_db +# backup ldap database backup_slapd_db () { - local ldap_backup=/var/backups/slapcat.cn4-upgrade + local ldap_backup=/var/backups/slapcat.$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 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 +# restore a configuration file if it contains only CN modifications +restore_file () { + local file file_expect file_restore file_backup - # check package version - pkg $pkg lt $ver || return 0 + file=$1 + file_expect=$2 + file_restore=$3 + file_backup=$file.$backup_ext - # restore package files - for file in $*; do - file_backup=$file.cn4-upgrade + [ "$file_expect" ] || file_expect=$cnup/files/$file.expect + [ "$file_restore" ] || file_restore=$cnup/files/$file.restore - if [ -e $file -a ! -e $file_backup ]; then - # backup file - mv $file $file_backup + # 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 - # install original - log Restoring config file $file - cp /usr/share/carnet-upgrade/files/$file $file - fi - done + # 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 $config_new } # restore modified config to their package defaults # so the upgrade doesn't complain so much restore_configs () { - restore_config base-files 4 /etc/issue /etc/issue.net - restore_config bind9 1:9.3.4 /etc/bind/named.conf.options - restore_config dovecot-common 1.0 /etc/dovecot/dovecot.conf - restore_config libapache-mod-php4 6:4.4.4 /etc/php4/apache/php.ini - restore_config libpam-modules 0.79 /etc/security/limits.conf - restore_config login 1:4.0.18.1 /etc/pam.d/login - restore_config mysql-server 5.0.3 /etc/init.d/mysql \ - /etc/logrotate.d/mysql-server \ - /etc/mysql/my.cnf - restore_config ntp 1:4.2.2 /etc/ntp.conf - restore_config ntpdate 1:4.2.2 /etc/default/ntpdate - restore_config oidentd 2.0.8 /etc/default/oidentd - restore_config php4-cgi 6:4.4.4 /etc/php4/cgi/php.ini - restore_config php4-cli 6:4.4.4 /etc/php4/cli/php.ini - restore_config postgrey 1.27 /etc/default/postgrey \ - /etc/postgrey/whitelist_clients - restore_config procps 1:3.2.7 /etc/sysctl.conf - restore_config sasl2-bin 2.1.22 /etc/default/saslauthd - restore_config slapd 2.3.30 /etc/default/slapd /etc/init.d/slapd - restore_config squirrelmail 2:1.4.9a /etc/squirrelmail/apache.conf - restore_config vsftpd 2.0.5 /etc/vsftpd.conf - restore_config xinetd 1:2.3.14 /etc/xinetd.conf - - # orphaned config file - no owner - if pkg logcheck-database lt 1.2.54; then - rm -f /etc/logcheck/ignore.d.server/imap - fi - - # aide switched to ucf, move old configs aside - if pkg aide lt 0.13.1; then - for file in /etc/aide/aide.conf \ - /etc/cron.daily/aide \ - /etc/default/aide; - do - if [ ! -e "$file.cn4-upgrade" ]; then - mv "$file" "$file.cn4-upgrade" - fi - - rm -f "$file" - done + local hostname domain config_new memtotal memlimit + + # restore simple configs + if pkg ntp-cn && pkg ntp lt 1:4.2.6.p2+dfsg-1+b1; then + if restore_file /etc/ntp.conf; then + postupgrade_reconfigure ntp-cn + fi + fi + + if pkg kernel-2.6-cn && pkg procps lt 1:3.2.8-9; then + if restore_file /etc/sysctl.conf; then + postupgrade_reconfigure kernel-2.6-cn + fi + fi + + if pkg kernel-2.6-cn && pkg libpam-modules lt 1.1.1-6.1; then + if restore_file /etc/security/limits.conf; then + postupgrade_reconfigure kernel-2.6-cn + fi + fi + + if pkg vsftpd-cn && pkg vsftpd lt 2.3.2-3+squeeze2; then + if restore_file /etc/vsftpd.conf; then + postupgrade_reconfigure vsftpd-cn + fi + fi + + if pkg squirrelmail-cn && pkg squirrelmail lt 2:1.4.21-2; then + if restore_file /etc/squirrelmail/apache.conf; then + postupgrade_reconfigure squirrelmail-cn + fi + fi + + if pkg spamassassin-cn && pkg spamassassin lt 3.3.1-1; then + if restore_file /etc/spamassassin/v310.pre; then + postupgrade_reconfigure spamassassin-cn + fi + fi + + if pkg amavisd-cn && pkg amavisd-new lt 1:2.6.4-3; then + if restore_file /etc/cron.daily/amavisd-new; then + rm -f /etc/cron.daily/amavisd-new.$backup_ext + postupgrade_reconfigure amavisd-cn + fi + + if restore_file /etc/amavis/conf.d/15-av_scanners; then + rm -f /etc/amavis/conf.d/15-av_scanners.$backup_ext + postupgrade_reconfigure amavisd-cn + fi + fi + + if pkg amavisd-cn lt 3:2.6.5; then + restore_file /etc/init.d/amavisd-cn + fi + + if pkg console-tools lt 1:0.2.3dbs-69.1; then + restore_file /etc/console-tools/config + fi + + if pkg base-files lt 6.0squeeze2; then + restore_file /etc/issue + restore_file /etc/issue.net + fi + + # dovecot won't start with these options + if pkg dovecot-cn && pkg dovecot-common lt 1:1.2.15-7; then + sed -i 's/^\( *\)\(sieve\(_storage\)\?=.*\)/\1#\2/' \ + /etc/dovecot/dovecot.conf + fi + + # check if monitrc is template based + if [ -e /etc/monit/monitrc ]; then # monit is removed at this point + # 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 } # remove skey (not supported anymore) @@ -480,66 +954,241 @@ remove_skey () { fi } -# make a silent upgrade to new libc6 -upgrade_libc () { - DEBIAN_FRONTEND=noninteractive pkgadd libc6 +# 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 } -# upgrade apache -> apache2 -upgrade_apache () { +# check if package is orphaned (nothing depends on it) +is_orphaned () { + local package deps - # bugfix for apache2-cn postinst - mkdir -p /etc/apache2 - touch /etc/apache2/httpd.conf + 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 + + apt_autoremove - # 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 $orphaned_packages; do + if is_orphaned $package; then + pkgrm $package + fi done - eval pkgrm $delpkg - pkgrm apache apache-common +} - # install new packages - eval pkgadd apache2-cn apache2-mpm-prefork \ - php4-cn libapache2-mod-php4 \ - $delpkg +# 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 } -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 +# check which of the given packages are installed +grep_installed () { + local package installed + + for package in $*; do + if pkg $package; then + installed="$installed $package" + fi + done + + echo $installed +} + +# only upgrade packages if they are already installed +pkgupgrade () { + local packages + + packages=$( 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 $pkg_name lt '1.4.5-3' || continue + + config=/etc/munin/$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 $config + fi + done + + if [ -f /etc/udev/udev.rules -a ! -f /etc/udev/rules.d/udev.rules ]; then + ln -sfv ../udev.rules /etc/udev/rules.d/ + fi + + pkgadd udev } # fix /etc/dpkg/dpkg.cfg @@ -553,22 +1202,159 @@ comment_force_overwrite () { fi } +# try not to overwrite user modified issue files fix_issue () { - cat > /etc/issue </dev/null; then + cp -av /etc/issue /etc/issue.$backup_ext + cat > /etc/issue < /etc/issue.net </dev/null; then + cp -av /etc/issue.net /etc/issue.net.$backup_ext + cat > /etc/issue.net <