anhnt094 / ansible-install-docker-swarm

Description

Install docker. Allow firewall to only swarm nodes if swarm_mode is set to TRUE.

Creating role

ansible-galaxy init docker-for-centos

Using with playbook

- hosts: all
  vars:
    list_of_ips: "{{ groups['all'] | map('extract', hostvars, ['ansible_default_ipv4', 'address']) | join(',') }}"
  
  roles:
     - { role: docker-for-centos, swarm_mode: true, all_hosts: "{{ list_of_ips }}", local_ip: "{{ groups[_group_names[0]] }}" }

Host defilement example

[machine-2]
192.168.122.98

[machine-2:vars]
ansible_ssh_user=root
ansible_ssh_pass=1

[centos-7]
192.168.122.40

[centos-7:vars]
ansible_ssh_user=root
ansible_ssh_pass=1