How To Install pacemaker-resource-agents on Debian 9
Introduction
In this tutorial we learn how to install pacemaker-resource-agents on Debian 9.
What is pacemaker-resource-agents
pacemaker-resource-agents is:
At its core, Pacemaker is a distributed finite state machine capable of co-ordinating the startup and recovery of inter-related services across a set of machines.
Pacemaker understands many different resource types (OCF, SYSV, systemd) and can accurately model the relationships between them (colocation, ordering).
It can even use technology such as Docker to automatically isolate the resources managed by the cluster.
This package contains Pacemaker resource agents not requiring access to the cluster stack, thus also usable by the remote daemon.
There are three methods to install pacemaker-resource-agents on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install pacemaker-resource-agents Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install pacemaker-resource-agents using apt-get by running the following command:
sudo apt-get -y install pacemaker-resource-agents
Install pacemaker-resource-agents Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install pacemaker-resource-agents using apt by running the following command:
sudo apt -y install pacemaker-resource-agents
Install pacemaker-resource-agents Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install pacemaker-resource-agents using aptitude by running the following command:
sudo aptitude -y install pacemaker-resource-agents
How To Uninstall pacemaker-resource-agents on Debian 9
To uninstall only the pacemaker-resource-agents package we can use the following command:
sudo apt-get remove pacemaker-resource-agents
Uninstall pacemaker-resource-agents And Its Dependencies
To uninstall pacemaker-resource-agents and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove pacemaker-resource-agents
Remove pacemaker-resource-agents Configurations and Data
To remove pacemaker-resource-agents configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge pacemaker-resource-agents
Remove pacemaker-resource-agents configuration, data, and all of its dependencies
We can use the following command to remove pacemaker-resource-agents configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge pacemaker-resource-agents
Dependencies
pacemaker-resource-agents have the following dependencies:
References
Summary
In this tutorial we learn how to install pacemaker-resource-agents package on Debian 9 using different package management tools: apt, apt-get and aptitude.