Please also refer to http://www.debian.org/releases/jessie/releasenotes and use your brain! If you can’t figure out what one of the commands below does, this is not for you. Expert mode only :) # upgrade to UTF-8 locales (http://www.debian.org/releases/jessie/amd64/release-notes/ap-old-stuff.en.html#switch-utf8) dpkg-reconfigure locales # remove unused config file rm -rf /etc/network/options /etc/environment # Transition and remove entries from older releases sed -i s#/backports.org/debian#/ftp.de.debian.org/debian#g /etc/apt/sources.list* sed -i s/debian-backports/debian/g /etc/apt/sources.list* sed -i /etch/d /etc/apt/sources.list* sed -i /lenny/d /etc/apt/sources.list* sed -i /sarge/d /etc/apt/sources.list* sed -i /squeeze/d /etc/apt/sources.list* sed -i /volatile/d /etc/apt/sources.list* sed -i /proposed-updates/d /etc/apt/sources.list* # change distro (please move 3rd party sources to /etc/apt/sources.list.d/), maybe look into http://ftp.cyconet.org/debian/sources.list.d/ sed -i s/wheezy/jessie/g /etc/apt/sources.list* sed -i "s/ stable/ jessie/g" /etc/apt/sources.list* sed -i s/wheezy/jessie/g /etc/apt/preferences* sed -i s/wheezy/jessie/g /etc/apt/sources.list.d/*wheezy* rename s/wheezy/jessie/g /etc/apt/sources.list.d/*wheezy* wget https://gist.githubusercontent.com/waja/d6f8715b0a187796212e012bf2289033/raw/jessie_fix_source_lists.sh -O /tmp/a && sh /tmp/a aptitude update # Set for example a package on hold PACKAGE="mailscanner"; echo $PACKAGE hold |dpkg --set-selections; aptitude hold $PACKAGE # check package status dpkg --audit aptitude search "~ahold" | grep "^.h" dpkg --get-selections | grep hold # unmark packages auto aptitude unmarkauto vim && \ aptitude unmarkauto monitoring-plugins-standard monitoring-plugins-common monitoring-plugins-basic && \ aptitude unmarkauto open-vm-tools-dkms ifenslave && \ aptitude unmarkauto xen-system-amd64 && aptitude unmarkauto $(dpkg-query -W 'xen-linux-system-*' | cut -f1) \ aptitude unmarkauto $(dpkg-query -W 'linux-image-3.2.*' | cut -f1) # have a look into required and free disk space apt-get -o APT::Get::Trivial-Only=true dist-upgrade || df -h # record session script -t 2>~/upgrade-jessie.time -a ~/upgrade-jessie.script # install our preseed so libc doesn't whine cat > /tmp/jessie.preseed <<EOF libc6 glibc/upgrade boolean true libc6 glibc/restart-services string libc6 libraries/restart-without-asking boolean true EOF /usr/bin/debconf-set-selections /tmp/jessie.preseed # update aptitude first [ "$(which aptitude)" = "/usr/bin/aptitude" ] && aptitude install aptitude # remove php5-suhosin, which doesn't exist in jessie anymore if [ "$( dpkg -l | grep "^ii.*php5-suhosin" | wc -l)" -ge "1" ]; then \ apt-get remove php5-suhosin fi # remove obsolete php5-ps if [ "$( dpkg -l | grep "^ii.*php5-ps" | wc -l)" -ge "1" ]; then \ apt-get remove php5-ps fi # minimal system upgrade (keep sysvinit / see http://noone.org/talks/debian-ohne-systemd/debian-ohne-systemd-clt.html#%2811%29) aptitude upgrade '~U' 'sysvinit-core+' # (re)enable wheel if [ -f /etc/pam.d/su.dpkg-new ]; then CFG=/etc/pam.d/su.dpkg-new; else CFG=/etc/pam.d/su; fi sed -i "s/# auth required pam_wheel.so/auth required pam_wheel.so/" $CFG # (re)configure snmpd COMMUNITY="mycommunity"; \ if [ -f /etc/snmp/snmpd.conf.dpkg-new ]; then CFG=/etc/snmp/snmpd.conf.dpkg-new; \ else CFG=/etc/snmp/snmpd.conf; fi sed -i "s^#rocommunity secret 10.0.0.0/16^rocommunity $COMMUNITY^g" $CFG sed -i s/#agentAddress/agentAddress/ $CFG sed -i "s/^ rocommunity public/# rocommunity public/" $CFG sed -i "s/^ rocommunity6 public/# rocommunity6 public/" $CFG sed -i "s/agentAddress udp:127/#agentAddress udp:127/" $CFG # fix our xen modification [ -f /etc/grub.d/20_linux_xen ] && rm -rf /etc/grub.d/09_linux_xen && \ dpkg-divert --divert /etc/grub.d/09_linux_xen --rename /etc/grub.d/20_linux_xen # chrony update if [ -f /etc/chrony/chrony.conf.new ]; then CFG=/etc/chrony/chrony.conf.new; else CFG=/etc/chrony/chrony.conf; fi sed -i s/debian.pool/de.pool/g $CFG # randomize crontab if [ -f /etc/crontab.dpkg-new ]; then CFG=/etc/crontab.dpkg-new; else CFG=/etc/crontab; fi sed -i 's#root cd#root perl -e "sleep int(rand(300))" \&\& cd#' $CFG sed -i 's#root\ttest#root\tperl -e "sleep int(rand(3600))" \&\& test#' $CFG # phpmyadmin if [ -f /etc/phpmyadmin/config.inc.php.dpkg-new ]; then CFG=/etc/phpmyadmin/config.inc.php.dpkg-new; \ else CFG=/etc/phpmyadmin/config.inc.php; fi sed -i "s/\['auth_type'\] = 'cookie'/\['auth_type'\] = 'http'/" $CFG sed -i "s#//\$cfg\['Servers'\]\[\$i\]\['auth_type'\] = 'http';#\$cfg['Servers'][\$i]['auth_type'] = 'http';#" $CFG # maybe we want to change some shorewall config stuff again if [ -f /etc/default/shorewall.dpkg-new ]; then CFG=/etc/default/shorewall.dpkg-new; else CFG=/etc/default/shorewall; fi sed -i 's/^startup=0/startup=1/' $CFG # nat helper needs to be install (http://shorewall.net/Helpers.html#idp8854577312) ucf /usr/share/shorewall/configfiles/conntrack /etc/shorewall/conntrack # full-upgrade aptitude full-upgrade # Apache2 config migration # see also /usr/share/doc/apache2/NEWS.Debian.gz # # migrate sites into new naming scheme perl /usr/share/doc/apache2/migrate-sites.pl # migrate server config snippets into new directory cat > /tmp/a2confmigrate << EOF APACHE2BASEDIR="/etc/apache2"; for CONF in \$(ls -l \${APACHE2BASEDIR}/conf.d/ | grep -v ^l | awk '{print \$9}' | grep -v ^$); do if ! [ "\${CONF##*.}" == "conf" ]; then mv \${APACHE2BASEDIR}/conf.d/"\${CONF}" \${APACHE2BASEDIR}/conf.d/"\${CONF}".conf CONF="\${CONF}.conf" fi mv \${APACHE2BASEDIR}/conf.d/"\${CONF}" \${APACHE2BASEDIR}/conf-available/"\${CONF}" # enable this CONF=\$(basename "\${CONF}" .conf) a2enconf "\${CONF}" done EOF sh /tmp/a2confmigrate # migrate standard Options config to valid one sed -i "s/Options ExecCGI/Options +ExecCGI/" /etc/apache2/sites-available/* # fix probable Piped Logs sed -i 's/|exec /| /' /etc/apache2/sites-available/* # check for probably incompatible Apache configration statements (see https://gist.github.com/waja/86a3a055c1fedfba3c58#upstream-changes) # Even lists conditional statements which might be not a problem rgrep -iE "(Order|Allow|Deny|Satisfy) " /etc/apache2/conf-enabled/* | grep -v ":#" && rgrep -iE "(Order|Allow|Deny|Satisfy) " /etc/apache2/sites-enabled/* | grep -v ":#" # just in case you have you DocumentRoots in /var/www, you might want to also check for .htaccess containing those # Even lists conditional statements which might be not a problem rgrep -iE "(Order|Allow|Deny|Satisfy) " --include .htaccess /var/www/ | grep -v ":#" # serveral changes may be needed to adjust content of config files # see https://gist.github.com/waja/86a3a055c1fedfba3c58#file-apache2.0to2.4.md # migrate redmine plugins mv /usr/share/redmine/vendor/plugins/* /usr/share/redmine/plugins/ && rmdir /usr/share/redmine/vendor/plugins/ # Remove inconsistent link in /usr/share/redmine/vendor/rails rm /usr/share/redmine/vendor/rails # migrate database config for mysql sed -i "s/adapter: mysql/adapter: mysql2/" /etc/redmine/default/database.yml # Fixing Typo bug in claav-daemon (http://bugs.debian.org/778507) sed -i "s/DEBCONFILE/DEBCONFFILE/" /var/lib/dpkg/info/clamav-daemon.postinst # Upgrade postgres if [ "$(dpkg -l | grep "postgresql-9.1" | awk {'print $2'})" = "postgresql-9.1" ]; then \ aptitude install postgresql-9.4 && \ pg_dropcluster --stop 9.4 main && \ /etc/init.d/postgresql stop && \ pg_upgradecluster -v 9.4 9.1 main && \ sed -i "s/^manual/auto/g" /etc/postgresql/9.4/main/start.conf && \ sed -i "s/^port = .*/port = 5432/" /etc/postgresql/9.4/main/postgresql.conf && \ sed -i "s/^shared_buffers = .*/shared_buffers = 128MB/" /etc/postgresql/9.4/main/postgresql.conf && \ /etc/init.d/postgresql restart; \ fi pg_dropcluster 9.1 main # xen: use our own bridge script again, when we did before [ $(grep "^(vif-script vif-bridge-local" /etc/xen/xend-config.sxp | wc -l) -gt 0 ] && \ sed -i 's/#vif.default.script="vif-bridge"/vif.default.script="vif-bridge-local"/' /etc/xen/xl.conf # enable unattended upgrades wget https://gist.githubusercontent.com/waja/d9e176f712ae6a6e4442486df80a13ba/raw/deploy_unattended-upgrades.sh -O /tmp/a && sh /tmp/a # remove old squeeze packages left around (keep eyes open!) apt-get autoremove && \ apt purge $(aptitude search ?obsolete | grep -v -E 'linux-image|xen-system|check-openmanage|mailscanner|hp-health|hpacucli|check-linux-bonding|smarty|dehydrated' | awk '/^i *A/ { print $3 }') && \ apt purge $(aptitude search ?obsolete | grep -v -E 'linux-image|xen-system|check-openmanage|mailscanner|hp-health|hpacucli|check-linux-bonding|smarty|dehydrated' | awk '/^i/ { print $2 }') && \ apt purge $(dpkg -l | grep etch | grep -v xen | grep -v unbound | grep -v finch | awk '/^rc/ { print $2 }') && \ apt purge $(dpkg -l | grep lenny | grep -v xen | awk '/^rc/ { print $2 }') && \ apt purge $(dpkg -l | grep -E 'deb6|squeeze' | grep -v xen | awk '/^rc/ { print $2 }') && \ apt purge $(dpkg -l | grep -E 'deb7|wheezy' | grep -v xen | grep -v -E 'linux-image|mailscanner|openswan|debian-security-support' | awk '/^rc/ { print $2 }') && \ apt -y install deborphan && apt purge $(deborphan | grep -v xen | grep -v libpam-cracklib | awk '/^rc/ { print $2 }') apt purge $(dpkg -l | awk '/^rc/ { print $2 }') # for the brave YoloOps crowd reboot && sleep 180; echo u > /proc/sysrq-trigger ; sleep 2 ; echo s > /proc/sysrq-trigger ; sleep 2 ; echo b > /proc/sysrq-trigger ### not needed until now # mysql # remove anonymous mysql access #mysql -u root -p -e "DELETE FROM mysql.user WHERE User=''; DELETE FROM mysql.db WHERE Db='test' AND Host='%' OR Db='test\\_%' AND Host='%'; FLUSH PRIVILEGES;" # dont use iptables when creating xen vifs #cp /etc/xen/scripts/vif-bridge /etc/xen/scripts/vif-bridge-local #sed -i "s/^ handle_iptable/ true/g" /etc/xen/scripts/vif-bridge-local #sed -i "s/^(vif-script vif-bridge)/(vif-script vif-bridge-local)/" /etc/xen/xend-config.sxp # xen #/bin/sed -i -e 's/^[# ]*\((dom0-min-mem\).*\().*\)$/\1 512\2/' /etc/xen/xend-config.sxp #sed -i s/XENDOMAINS_RESTORE=true/XENDOMAINS_RESTORE=false/ /etc/default/xendomains #sed -i s#XENDOMAINS_SAVE=/var/lib/xen/save#XENDOMAINS_SAVE=\"\"# /etc/default/xendomains #dpkg-divert --divert /etc/grub.d/09_linux_xen --rename /etc/grub.d/20_linux_xen #echo 'GRUB_CMDLINE_XEN="dom0_mem=512M"' >> /etc/default/grub # migrate expose.ini #[ -f /etc/php5/conf.d/expose.ini ] && mv /etc/php5/conf.d/expose.ini \ # /etc/php5/mods-available/local-expose.ini && php5enmod local-expose/90 # migrate local suhosin config #find /etc/php5/conf.d/ -type f -name "*suhosin.ini" -exec mv '{}' \ # /etc/php5/mods-available/local-suhosin.ini \; && php5enmod local-suhosin/90

# when <Directory > config is applied on / instead of DocumentRoot, we need to fix that cat > /tmp/a2conf_dir_migrate << EOF grep -i "<directory />" /etc/apache2/sites-enabled/* for HOST in \$(grep -i "<directory />" /etc/apache2/sites-enabled/* | grep -v 000-default | awk -F':' '{print \$1}' | sed "s/.conf//" | sed "s#^/etc/apache2/sites-enabled/##"); do DOCROOT=\$(grep DocumentRoot /etc/apache2/sites-enabled/\${HOST} | awk '{print \$2}'); sed -i "s#<Directory />#<Directory \${DOCROOT}>#" /etc/apache2/sites-available/\${HOST}; done echo -e "Migration done.\nRemaining problematic configurations, please investigate:" grep -i "<directory />" /etc/apache2/sites-enabled/* EOF sh /tmp/a2conf_dir_migrate

# Migrating the Apache config files into new places and naming scheme see https://gist.github.com/waja/86a3a055c1fedfba3c58#file-wheezy2jessie-sh # Upstream changes * [Order](http://httpd.apache.org/docs/2.4/mod/mod_access_compat.html#order), [Allow](http://httpd.apache.org/docs/2.4/mod/mod_access_compat.html#allow), [Deny](http://httpd.apache.org/docs/2.4/mod/mod_access_compat.html#deny) and [Satisfy](http://httpd.apache.org/docs/2.4/mod/mod_access_compat.html#satisfy) are obsolete, you should read [Run-Time Configuration Changes](http://httpd.apache.org/docs/2.4/upgrading.html#run-time) or [Beyond just authorization](http://httpd.apache.org/docs/2.4/howto/auth.html#beyond) * Mixing [Options](http://httpd.apache.org/docs/current/mod/core.html#options) with a + or - with those without is not valid syntax, and will be rejected during server startup by the syntax check with an abort. * Certificate handleing has changed, obsoletes [SSLCertificateChainFile](http://httpd.apache.org/docs/current/mod/mod_ssl.html#sslcertificatechainfile), please use [SSLCertificateFile](http://httpd.apache.org/docs/current/mod/mod_ssl.html#sslcertificatefile), it may also include intermediate CA certificates, sorted from leaf to root now * Several other changes can be found in the [Upgrading to 2.4 from 2.2](http://httpd.apache.org/docs/2.4/upgrading.html) documentation # Some more other handy resources https://www.digitalocean.com/community/tutorials/migrating-your-apache-configuration-from-2-2-to-2-4-syntax https://www.linode.com/docs/security/upgrading/updating-virtual-host-settings-from-apache-2-2-to-apache-2-4 http://linoxide.com/linux-how-to/apache-migration-2-2-to-2-4-ubuntu-14-04/