From 34726c4ad65c58bc48052e44c8e5cfa7ad21ee77 Mon Sep 17 00:00:00 2001 From: Martin Zobel-Helas Date: Sun, 2 Dec 2012 13:41:51 +0100 Subject: [PATCH] add documentation on wheezy upgrades Signed-off-by: Martin Zobel-Helas --- input/howto/upgrade-to-wheezy.mdwn | 178 +++++++++++++++++++++++++++++ input/index.mdwn | 1 + 2 files changed, 179 insertions(+) create mode 100644 input/howto/upgrade-to-wheezy.mdwn diff --git a/input/howto/upgrade-to-wheezy.mdwn b/input/howto/upgrade-to-wheezy.mdwn new file mode 100644 index 0000000..aed3b60 --- /dev/null +++ b/input/howto/upgrade-to-wheezy.mdwn @@ -0,0 +1,178 @@ + +# Upgrade from lenny to squeeze + +Make sure to coordinate with whoever uses the host, be it the buildd +operator, the QA team, the ftp team or just announce it if it's a +general developer box. + +on buildds: + + cd ~buildd + sudo su - buildd + touch NO-DAEMON-PLEASE EXIT-DAEMON-PLEASE && exit + + now wait for the buildd to quit + +turn off samhain + + cd /etc/rc2.d/ + service samhain stop && + prio=$(ls -1 S*samhain | cut -b 2-3); mv S${prio}samhain K${prio}samhain # so it stays down + + +maybe turn off exim + + cd /etc/rc2.d/ + service exim4 stop && + prio=$(ls -1 S*exim4* | cut -b 2-3); mv S${prio}exim4 K${prio}exim4 # so it stays down + + +install deborphan, clean up + + apt-get autoremove + apt-get install deborphan dialog + orphaner + orphaner -n + orphaner -a + orphaner -a -n + +purge removed packages + + dpkg --get-selections | awk '$2=="deinstall" {print $1}' && + echo "really purge these [y/N]?" && read ans && [ "$ans" = "y" ] && dpkg --purge `dpkg --get-selections | awk '$2=="deinstall" {print $1}'` && + echo "These are not at install:" && dpkg --get-selections | awk '$2!="install" {print $1}' + +change sources list entries to squeeze: + + cd /etc/apt/sources.list.d && sed -i "s#squeeze#wheezy#g" debian.list && sed -i "s#squeeze#wheezy#g" volatile.list && sed -i "s#squeeze#wheezy#g" security.list + +update apt list + + apt-get update + +upgrade + + apt-get install locales-all apt dpkg base-files + +answer question to libc6 "Restart services automaticaly" with "yes" + +answer "Yes" to changes of /etc/default/rcS, [http://bugs.debian.org/694928](BR#694928) +and change "FSCKFIX=yes" afterwards, at least on hardware without remote access (like arm*) + +rest follows + + apt-get dist-upgrade + +use dash as system shell (/bin/sh). + +reject changes to /etc/pam.d/sudo (puppet will install a new file later anyway) + +reject changes to /etc/munin/plugin-conf.d/munin-node (puppet will install a new file later anyway) + + * keep local (i.e. reject (N)): + * all changes relating to exim (in /etc/exim4 and in logrotate) + * /etc/nagios/nrpe.cfg + * /etc/ldap/ldap.conf + * /etc/puppet/puppet.conf + + * /etc/samhain/samhainrc + * /etc/munin/munin-node.conf + * /etc/logrotate.d/apache2 + * /etc/apache2/apache2.conf + * /etc/apache2/ports.conf + + * install new version: + * /etc/init.d/stunnel4 + +update dsa-nagios.git (add host to squeeze hostgroup) + +update dsa-puppet.git (add to squeeze list in local.yaml) + +do a puppet run: + + puppetd -t; puppetd -t + +upgrade once more (security etc) + + apt-get update && apt-get dist-upgrade + +if you are moving from a dsa kernel to a debian kernel, add non-free to sources list, then + + apt-get install firmware-linux + +maybe also + + apt-get install firmware-bnx2 + +if you are an nfs client, make sure to load the module before boot completes: + + echo nfs >> /etc/modules + +if you are an autofs node, make sure to load the module before boot completes: + + echo autofs4 >> /etc/modules + +These last two are because autofs in particular lazy loads the modules, and it +will happen after we've disabled module loading. + +clean up transitions + + dpkg --purge dhcp3-client && apt-get install isc-dhcp-client # mark as non-auto + +Do the same for grub/grub-pc if you did upgrade-from-grub-legacy + + (reboot) + upgrade-from-grub-legacy + (reboot) + apt-get purge grub && + apt-get install grub-pc + +clean up old libs + + orphaner + orphaner -n + orphaner -a + orphaner -a -n + +check for unneeded/obsolete packages + + apt-get autoremove + + /usr/lib/nagios/plugins/dsa-check-packages + +purge removed packages + + dpkg --get-selections | awk '$2=="deinstall" {print $1}' && + echo "really purge these [y/N]?" && read ans && [ "$ans" = "y" ] && dpkg --purge `dpkg --get-selections | awk '$2=="deinstall" {print $1}'` && + echo "These are not at install:" && dpkg --get-selections | awk '$2!="install" {print $1}' + +purge cruft that upgrade doesn't remove + + apt-get remove --purge emacs22-common libxmlrpc-ruby libcap1 emacs22-nox emacs22-bin-common libvolume-id0 gcc-4.2-base ifenslave libopenssl-ruby1.8 mailx + +re-init samhain + +possibly reboot + +re-enable exim, samhain + + mv /etc/rc2.d/K??exim4 /etc/rc2.d/S02exim4 + mv /etc/rc2.d/K??samhain /etc/rc2.d/S02samhain + env -i /etc/init.d/exim4 start + env -i /etc/init.d/samhain start + + insserv + +re-init samhain + +### Troubleshooting + +### Problems with CCISS + +On custom kernels in squeeze it seems that udev stopped to create cciss devices, thus in /lib/udev/devices do a /dev/MAKEDEV cciss and reboot. + + cd /lib/udev/devices + /dev/MAKEDEV cciss + +### mailq plugin no longer works + apt-get install nagios-plugins-standard diff --git a/input/index.mdwn b/input/index.mdwn index 309c92c..cc2aba7 100644 --- a/input/index.mdwn +++ b/input/index.mdwn @@ -42,6 +42,7 @@ ticket. * [[howto/puppet-setup]] * [[howto/upgrade-to-lenny]] * [[howto/upgrade-to-squeeze]] +* [[howto/upgrade-to-wheezy]] * [[howto/install-ganeti]]: ganeti related documentation * [[howto/ilo-https]] * [[howto/backup]] -- 2.20.1