OpenShift Prepare Environment

Prepare hosts from inventory file to be used for new OpenShift deployment. Will install necessary packages and configure services according OpenShift requirements.

Requirements

This role requires Ansible 2.0 or higher.

Role Variables

The variables that can be passed to this role and a brief description about them are as follows. (For all variables, take a look at defaults/main.yml):

ope_dns_servers: 192.168.1.3
ope_search_domain: openshift.int.example.com
ope_ntpserver: ntp.ubuntu.com
ope_timezone: Europe/Helsinki

Dependencies

Inventory file must be provided by role jas02.create-openshift-inventory.

Examples

Using this role is pretty straithforward. First, you must specify, which inventory file you want to use. Inventory file should look like this:

[lb]
loadbalancer1 ansible_host=10.2.45.1

[masters]
master1 ansible_host=10.2.45.2
master2 ansible_host=10.2.45.3
master3 ansible_host=10.2.45.4


[nodes]
node1 ansible_host=10.2.45.5
node2 ansible_host=10.2.45.6
node3 ansible_host=10.2.45.7

[bastions]
bastion ansible_host=10.2.45.9

[dns]
ns1 ansible_host=10.2.45.10

[glusterfs]
glusterfs1 ansible_host=10.2.45.11
glusterfs2 ansible_host=10.2.45.12
glusterfs3 ansible_host=10.2.45.13

[glusterfs_registry]
glusterfs_registry1
glusterfs_registry2
glusterfs_registry3

[infra]
glusterfs1
glusterfs2
glusterfs3

[openshift:children]
lb
masters
infra
nodes
glusterfs
glusterfs_registry

[openshift:vars]
ansible_connection=ssh
ansible_become=true
ansible_become_method=sudo
ansible_ssh_user=cloud-user
ansible_ssh_private_key_file=openstack/openstack.pem
openshift_version=3.7
openshift_ansible_version=openshift-ansible-3.7.15-1
docker_version=1.12.6
openstack_network=192.168.1.0/24

[all:vars]
ansible_connection=ssh
ansible_become=true
ansible_become_method=sudo
ansible_ssh_user=cloud-user
ansible_ssh_private_key_file=openstack/openstack.pem

[dns:vars]
ansible_connection=ssh
ansible_become=true
ansible_become_method=sudo
ansible_ssh_user=cloud-user
ansible_ssh_private_key_file=openstack/openstack.pem

[bastions:vars]
ansible_connection=ssh
ansible_become=true
ansible_become_method=sudo
ansible_ssh_user=cloud-user
ansible_ssh_private_key_file=openstack/openstack.pem
openshift_version=3.7
openshift_ansible_version=openshift-ansible-3.7.15-1
docker_version=1.12.6
openstack_network=192.168.1.0/24

With this inventory file, you can run playbook fith following content:

- hosts: openshift
  vars:
    ope_dns_servers: "{{ hostvars['ns1']['dns_server'] }}"
    ope_search_domain: openshift.int.example.com
    ope_ntpserver: ntp.ubuntu.com
  roles:
    - openshift-prepare-environment

License

BSD

Author Information

Lumír Jasiok