how to update checkmk

let’s assume you already have a running version of checkmk. You should install patches / updated every few month.

Main and Download URL’s

Main URL: https://checkmk.com/de/download?edition=cre&version=stable&dist=debian&os=bullseye

https://download.checkmk.com/checkmk/1.6.0p20/check-mk-raw-1.6.0p20_0.bullseye_amd64.deb

https://download.checkmk.com/checkmk/2.0.0p12/check-mk-raw-2.0.0p12_0.bullseye_amd64.deb

Download and Install Package

Login as Root

v="2.0.0p25"
cd /tmp
wget -O checkmk.deb "https://download.checkmk.com/checkmk/${v}/check-mk-raw-${v}_0.bullseye_amd64.deb"
gdebi checkmk.deb

Update Checkmk

Switch User …

su - mysite

.. Switch User and start Update

omd status
omd version
omd stop
omd update
omd start

Cleanup

exit
omd cleanup

Check Application

Open Browser, check News and Plugins

Install Notes

checkmk 2.0 (beta)

install debian 10.6
upgrade to 10.7
apt-get install dpkg-sig

scp check-mk-raw-2.0.0b1_0.buster_amd64.deb ip-of-host:/tmp/
wget https://checkmk.com/support/Check_MK-pubkey.gpg
gpg --keyserver keys.gnupg.net --recv-keys 434DAC48C4503261
gpg --armor --export 434DAC48C4503261 > Check_MK-pubkey.gpg
gpg --import Check_MK-pubkey.gpg

dpkg-sig --verify check-mk-raw-2.0.0b1_0.buster_amd64.deb

apt-get install gdebi-core
gdebi check-mk-raw-2.0.0b1_0.buster_amd64.deb

omd version
OMD - Open Monitoring Distribution Version 2.0.0b1.cre


omd create mysite
omd start mysite
http://ip-of-host/mysite/
cmkadmin


  The admin user for the web applications is cmkadmin with password: xXxXxXx
  For command line administration of the site, log in with 'omd su mysite'.
  After logging in, you can change the password for cmkadmin with 'htpasswd etc/htpasswd cmkadmin'.

sha256: 62f460939ccba74886d5b4c89ca6b9ab4afbd9e44c634b961c7b4d8dd572840b

Some Install Notes

https://checkmk.de/cms_install_packages_debian.html

download and scp check-mk-enterprise-1.6.0p15.demo_0.buster_amd64.deb -> enterprise microkernel, 2 x 10 Hosts download and scp check-mk-raw-1.6.0p15_0.buster_amd64.deb -> raw edition, nagios kernel

ssh root@localhost

apt-get install dpkg-sig libnet-snmp-perl snmp
wget https://checkmk.com/support/Check_MK-pubkey.gpg
gpg --import Check_MK-pubkey.gpg
dpkg-sig --verify /tmp/check-mk-enterprise-1.6.0p15.demo_0.buster_amd64.deb
apt-get install gdebi-core
gdebi /tmp/check-mk-raw-1.6.0p15_0.buster_amd64.deb
omd version

omd create mysite
omd config

oder

omd restore /tmp/mysite.tar.gz

Install v2.0 and migrate existing Config

https://checkmk.de/cms_install_packages_debian.html

download file: check-mk-raw-2.0.0p5_0.buster_amd64.deb

scp check-mk-raw-2.0.0p5_0.buster_amd64.deb host227:/tmp/

Prepare New Host

apt install -y dpkg-sig libnet-snmp-perl snmp

wget https://checkmk.com/support/Check_MK-pubkey.gpg
gpg --import Check_MK-pubkey.gpg
dpkg-sig --verify /tmp/check-mk-raw-2.0.0p5_0.buster_amd64.deb

apt-get install gdebi-core
gdebi /tmp/check-mk-raw-2.0.0p5_0.buster_amd64.deb

omd version

Backup old Server

Backup and copy to new Server