Install and configure gluster in HA mode

Ansible role used to install and configure gluster, NFS ganesha and pacemaker for HA

Requirements

Install ansible, ipaddr and netaddr:

pip install -r requirements.txt

Download the role form GitHub:

ansible-galaxy install git+https://github.com/garutilorenzo/ansible-role-linux-gluster.git

Your inventory file must have the following groups:

• gluster

Role Variables

NOTE: only replicated volume supported at the moment

This role accept this variables:

Var	Required	Default	Desc
gluster_vip_ip	yes	dns	Gluster VIP ip used for HA. Must be in the network subnet where gluster and pacemaker daemon are listening
hacluster_password	yes	dns	Secrets used for hacluster user
gluster_subnet	no	``	If the server have multiple network interfaces, specify the subnet where the gluster and pacemaker daemon are listening.
gluster_resolv_mode	no	dns	Determinate how nodes will be resolved, used for local testing purposes where dns is not available.
gluster_volume	no	example	The name of the NFS volume exposed by NFS ganesha
gluster_path	no	/tank/	Gluster local storage directory
gluster_volume_type	no	replica	Gluster volume type `stripe
gluster_volume_replica_count_type	no	3	Gluster local storage directory

Example playbook

Here one example playbook:

- hosts: gluster
  become: yes
  remote_user: vagrant
  roles: 
    - role: ansible-role-linux-gluster

TODO

• Support for striped and disperse volume
• Create the FS not only the directory