Upgrade from Centreon 20.04
This chapter describes how to upgrade your Centreon platform from version 20.04 to version 20.10.
Perform a backupβ
Be sure that you have fully backed up your environment for the following servers:
- Central server
- Database server
Update the RPM signing keyβ
For security reasons, the keys used to sign Centreon RPMs are rotated regularly. The last change occurred on October 14, 2021. When upgrading from an older version, you need to go through the key rotation procedure, to remove the old key and install the new one.
Upgrade the Centreon Central serverβ
Update the Centreon repositoryβ
Run the following commands:
yum install -y https://yum.centreon.com/standard/20.10/el7/stable/noarch/RPMS/centreon-release-20.10-4.el7.centos.noarch.rpm
If you are using a CentOS environment, you must install the Software Collections repositories with the following command:
yum install -y centos-release-scl-rh
Upgrade the Centreon solutionβ
Clean yum cache:
yum clean all --enablerepo=*
Then upgrade all the components with the following command:
yum update centreon\*
Accept new GPG keys from the repositories as needed.
Finalizing the upgradeβ
Before starting the web upgrade process, reload the Apache server with the following command:
systemctl reload httpd24-httpd
Then log on to the Centreon web interface to continue the upgrade process:
Click on Next:
Click on Next:
The release notes describe the main changes. Click on Next:
This process performs the various upgrades. Click on Next:
Your Centreon server is now up to date. Click on Finish to access the login page:
If the Centreon BAM module is installed, refer to the upgrade procedure.
Post-upgrade actionsβ
Upgrade extensionsβ
From Administration > Extensions > Manager
, upgrade all extensions, starting
with the following:
- License Manager,
- Plugin Packs Manager,
- Auto Discovery.
Then you can upgrade all other commercial extensions.
Upgrade the Remote Serversβ
This procedure is the same than to upgrade a Centreon Central server.
Upgrade the Pollersβ
Update the Centreon repositoryβ
Run the following command:
yum install -y https://yum.centreon.com/standard/20.10/el7/stable/noarch/RPMS/centreon-release-20.10-4.el7.centos.noarch.rpm
If you are using a CentOS environment, you must install the Software Collections repositories with the following command:
yum install -y centos-release-scl-rh
Upgrade the Centreon solutionβ
Clean yum cache:
yum clean all --enablerepo=*
Upgrade all the components with the following command:
yum update centreon\*
Accept new GPG keys from the repositories as needed.
Start and enable gorgoned:
systemctl start gorgoned
systemctl enable gorgoned
Secure your platformβ
Don't forget to secure your Centreon platform following our recommendations