Initial commit

.gitignore

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+# ---> Ansible
+*.retry
+

README.md

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-# Ansible-Docker
-
-Ansible playbook that provisions a server to run Docker.
+# Ansible-Docker
+
+Ansible playbook that provisions a server to run Docker.
+
+## Example
+
+Execute playbook with needed variables to setup a server to run Docker.
+
+`ansible-playbook -i hosts site.yml`
+
+```yml
+---
+# file: hosts
+
+docker:
+  hosts:
+    doc01:
+      ansible_host: 10.10.10.14
+
+  vars:
+    ansible_user: ansible
+```

docker.yml

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+---
+# file: docker.yml
+
+- hosts: docker
+  become: true
+  roles:
+    - docker

hosts.yml

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+---
+# file: hosts
+
+docker:
+  hosts:
+    doc1:
+      ansible_host: 10.10.10.14
+
+  vars:
+    ansible_user: ansible

roles/docker/defaults/main.yml

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+---
+# file: roles/docker/defaults/main.yml
+
+docker_repo_url: "https://download.docker.com/linux/rhel/docker-ce.repo"
+docker_manager_enabled: false
+docker_manager_account: "{{ ansible_user }}"
+docker_service_options: {
+  "selinux-enabled": true
+}

roles/docker/handlers/main.yml

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+---
+# file: roles/docker/handlers/main.yml
+
+- name: Restart docker
+  service: 
+    name: docker
+    state: restarted

roles/docker/tasks/main.yml

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+---
+# file: roles/docker/tasks/main.yml
+
+- name: Add Docker repository
+  get_url:
+    url: "{{ docker_repo_url }}"
+    dest: '/etc/yum.repos.d/docker-ce.repo'
+
+- name: Install packages
+  package:
+    name:
+      - docker-ce
+      - docker-ce-cli
+      - containerd.io
+      - docker-compose-plugin
+    state: latest
+  tags: packages
+
+- name: Add manager user to Docker group
+  user:
+    name: "{{ docker_manager_account }}"
+    groups: docker
+    append: yes
+  when: docker_manager_enabled
+
+- name: Configure Docker service options
+  copy:
+    content: "{{ docker_service_options | to_nice_json }}"
+    dest: /etc/docker/daemon.json
+  when: docker_service_options.keys() | length > 0
+  notify: Restart docker
+
+- name: Start and enable Docker
+  service:
+    name: docker
+    state: started
+    enabled: yes

site.yml

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+---
+## This playbook deploys the whole application stack in this site.
+
+- import_playbook: docker.yml