feat(docker): add ansible role (WIP)

galaxy.yml

@@ -18,4 +18,3 @@ tags:
   - minio
   - nginx
   - restic
-  - docker

playbooks/bootstrap.yml

@@ -1,78 +0,0 @@
----
-- name: Bootstrap everything needed for an ansible connection
-  hosts: "{{ target_hosts | default('all', true) }}"
-  become: "{{ target_host_become | default(true, false) }}"
-  gather_facts: false
-  pre_tasks:
-    - name: Gather information about the target system id
-      ansible.builtin.raw: "cat /etc/os-release | grep '^ID=' | cut -d '=' -f2"
-      register: target_host_os_info
-      check_mode: false
-      changed_when: false
-    - name: Set /etc/os-release system id
-      ansible.builtin.set_fact:
-        target_host_system_id: "{{ target_host_os_info.stdout_lines | first | trim }}"
-      delegate_to: localhost
-    - name: Gather information about the target system version
-      ansible.builtin.raw: "cat /etc/os-release | grep '^VERSION_ID=' | cut -d '=' -f2"
-      register: target_host_os_info_version
-      check_mode: false
-      changed_when: false
-    - name: Set /etc/os-release system version id
-      ansible.builtin.set_fact:
-        target_host_system_version_id: "{{ target_host_os_info_version.stdout_lines | first | trim }}"
-      delegate_to: localhost
-
-  tasks:
-    - name: Ensure apt bootstrap packages are installed
-      ansible.builtin.raw: "apt install {{ apt_bootstrap_packages | join(' ') }}"
-      register: target_host_apt_info
-      when: target_host_system_id in targets_using_apt
-      changed_when:
-        - "'0 upgraded' not in target_host_apt_info.stdout_lines | last"
-        - "'0 newly installed' not in target_host_apt_info.stdout_lines | last"
-    - name: Ensure dnf < 4 bootstrap packages are installed
-      ansible.builtin.raw: "dnf install --assumeyes {{ dnf4_bootstrap_packages | join(' ') }}"
-      register: target_host_dnf_info
-      when:
-        - target_host_system_id in targets_using_dnf4.keys()
-        - target_host_system_version_id | int < targets_using_dnf4[target_host_system_id]
-      changed_when:
-        - "(target_host_dnf_info.stdout_lines | last) != 'Nothing to do.'"
-    - name: Ensure dnf5 bootstrap packages are installed
-      ansible.builtin.raw: "dnf install --assumeyes {{ dnf5_bootstrap_packages | join(' ') }}"
-      register: target_host_dnf_info
-      when:
-        - target_host_system_id in targets_using_dnf5.keys()
-        - target_host_system_version_id | int >= targets_using_dnf5[target_host_system_id]
-      changed_when:
-        - "(target_host_dnf_info.stdout_lines | last) != 'Nothing to do.'"
-    - name: Sort hosts into os-specific groups
-      ansible.builtin.group_by:
-        key: >-2
-          {{ (os_group_prefix
-             | default(false, true)
-             | ternary(os_group_prefix | default('') + (os_group_seperator | default('_')), ''))
-             + target_host_system_id }}
-      when: target_hosts_sort_into_system_ids | default(false, true)
-      changed_when: false
-      delegate_to: localhost
-  vars:
-    targets_using_apt:
-      - debian
-      - ubuntu
-    apt_bootstrap_packages:
-      - python3
-      - python3-apt
-    # default package manager is dnf5 since fedora 41
-    # https://fedoraproject.org/wiki/Changes/SwitchToDnf5#Current_status
-    targets_using_dnf4:
-      fedora: 41
-    targets_using_dnf5:
-      fedora: 41
-    dnf4_bootstrap_packages:
-      - python3
-      - python3-dnf
-      - python3-libdnf
-    dnf5_bootstrap_packages:
-      - python3-libdnf5

playbooks/docker.yml

@@ -1,6 +0,0 @@
----
-- name: Install and configure docker daemon
-  hosts: "{{ docker_hosts | default('docker', true) }}"
-  become: "{{ docker_become | default(false, true) }}"
-  roles:
-    - role: finallycoffee.base.docker

playbooks/packages.yml

@@ -1,24 +0,0 @@
----
-- name: Install system packages on the remote
-  hosts: "{{ target_hosts | default('all', true) }}"
-  become: "{{ target_host_become | default(true, true) }}"
-  gather_facts: "{{ target_host_gather_facts | default(true, true) }}"
-  tasks:
-    - name: Install packages (apt)
-      ansible.builtin.apt:
-        package: "{{ package.name }}"
-        state: "{{ package.state | default('present') }}"
-      loop: "{{ system_packages | default([], true) }}"
-      loop_control:
-        loop_var: package
-        label: "{{ package.name }}"
-      when: ansible_facts['pkg_mgr'] == 'apt'
-    - name: Install packages (dnf)
-      ansible.builtin.dnf:
-        name: "{{ package.name }}"
-        state: "{{ package.state | default('present') }}"
-      loop: "{{ system_packages | default([], true) }}"
-      loop_control:
-        loop_var: package
-        label: "{{ package.name }}"
-      when: ansible_facts['pkg_mgr'] in ['dnf', 'dnf5', 'yum']

roles/docker/README.md

@@ -1,13 +0,0 @@
-# `finallycoffee.base.docker` ansible role
-
-Install and configure the docker daemon.
-
-## Configuration
-
-- `docker_daemon_config` - configuration for the docker daemon
-- `docker_remove_legacy_packages` - clean up old versions of docker (see https://docs.docker.com/engine/install/debian/#uninstall-old-versions)
-
-## Plugins
-
-- `docker_plugin_buildx_enable` - enable the buildx plugin
-- `docker_plugin_compose_enable` - enable docker compose

roles/docker/defaults/main.yml

@@ -1,13 +1,7 @@
 ---
 docker_state: "present"
-
-docker_daemon_config: {}
+docker_daemon_config: ~
 docker_daemon_config_file: "/etc/docker/daemon.json"
 docker_daemon_config_file_mode: "0644"
 docker_daemon_config_owner: root
 docker_daemon_config_group: "{{ docker_daemon_config_owner }}"
-
-docker_plugin_buildx_enable: false
-docker_plugin_compose_enable: false
-
-docker_remove_legacy_packages: true

roles/docker/defaults/main/debian.yml

@@ -1,31 +0,0 @@
----
-docker_apt_key_url: "https://download.docker.com/linux/debian/gpg"
-docker_apt_key_id: "9DC858229FC7DD38854AE2D88D81803C0EBFCD88"
-
-docker_apt_arch: amd64
-docker_apt_release_channel: stable
-docker_apt_repository_url: "https://download.docker.com/linux/debian"
-docker_apt_repository: >-2
-  deb [arch={{ docker_apt_arch }}] {{ docker_apt_repository_url }} {{ ansible_distribution_release }} {{ docker_apt_release_channel }}
-docker_apt_cli_package: "docker-ce-cli"
-docker_apt_plugin_buildx_package: "docker-buildx-plugin"
-docker_apt_plugin_compose_package: "docker-compose-plugin"
-docker_apt_base_packages:
-  - "docker-ce"
-  - "docker-ce-cli"
-  - "containerd.io"
-docker_apt_packages: >-2
-  {{
-    docker_apt_base_packages
-    + (docker_plugin_buildx_enable | default(false)
-      | ternary([ docker_apt_plugin_buildx_package ], []))
-    + (docker_plugin_compose_enable | default(false)
-      | ternary([ docker_apt_plugin_compose_package ], []))
-  }}
-docker_apt_legacy_packages:
-  - "docker.io"
-  - "docker-compose"
-  - "docker-doc"
-  - "podman-docker"
-  - "containerd"
-  - "runc"

roles/docker/defaults/main/fedora.yml

@@ -1,34 +0,0 @@
----
-docker_fedora_repo_name: "docker-ce-stable"
-docker_fedora_repo_description: "Docker CE Stable - $basearch"
-docker_fedora_repo_url: "https://download.docker.com/linux/fedora/$releasever/$basearch/stable"
-docker_fedora_repo_validate_certs: true
-docker_fedora_repo_gpg_check: true
-docker_fedora_repo_gpg_key: "https://download.docker.com/linux/fedora/gpg"
-
-docker_fedora_cli_package: "docker-ce-cli"
-docker_fedora_plugin_buildx_package: "docker-buildx-plugin"
-docker_fedora_plugin_compose_package: "docker-compose-plugin"
-docker_fedora_base_packages:
-  - "docker-ce"
-  - "docker-ce-cli"
-  - "containerd.io"
-docker_fedora_packages: >-2
-  {{
-    docker_fedora_base_packages
-    + (docker_plugin_buildx_enable | default(false)
-      | ternary([ docker_fedora_plugin_buildx_package ], []))
-    + (docker_plugin_compose_enable | default(false)
-      | ternary([ docker_fedora_plugin_compose_package ], []))
-  }}
-docker_fedora_legacy_packages:
-  - "docker"
-  - "docker-client"
-  - "docker-client-latest"
-  - "docker-common"
-  - "docker-latest"
-  - "docker-latest-logrotate"
-  - "docker-logrotate"
-  - "docker-selinux"
-  - "docker-engine-selinux"
-  - "docker-engine"

roles/docker/tasks/configure.yml

@@ -9,7 +9,7 @@
 
 - name: Configure docker daemon using '{{ docker_daemon_config_file }}'
   ansible.builtin.copy:
-    content: "{{ docker_daemon_config | to_nice_json }}"
+    content: "{{ docker_daemon_config | to_json }}"
     dest: "{{ docker_daemon_config_file }}"
     mode: "{{ docker_daemon_config_file_mode }}"
     owner: "{{ docker_daemon_config_owner }}"

roles/docker/tasks/install-debian.yml

@@ -1,30 +0,0 @@
----
-- name: Ensure legacy docker packages are removed
-  ansible.builtin.apt:
-    name: "{{ docker_apt_legacy_packages }}"
-    state: absent
-  when: docker_remove_legacy_packages
-
-- name: Add apt key for docker repository
-  ansible.builtin.apt_key:
-    id: "{{ docker_apt_key_id }}"
-    url: "{{ docker_apt_key_url }}"
-    state: "{{ docker_state }}"
-
-- name: Add apt repository for docker
-  ansible.builtin.apt_repository:
-    repo: "{{ docker_apt_repository }}"
-    state: "{{ docker_state }}"
-  register: docker_apt_repository_info
-
-- name: Update apt cache if repository was newly added
-  ansible.builtin.apt:
-    update_cache: true
-  when:
-    - docker_state == 'present'
-    - docker_apt_repository_info.changed
-
-- name: Install apt packages for docker
-  ansible.builtin.apt:
-    name: "{{ docker_apt_packages }}"
-    state: "{{ docker_state }}"

roles/docker/tasks/install-fedora.yml

@@ -1,21 +0,0 @@
----
-- name: Ensure legacy docker packages are removed
-  ansible.builtin.dnf:
-    name: "{{ docker_fedora_legacy_packages }}"
-    state: "removed"
-  when: docker_remove_legacy_packages
-
-- name: Ensure dnf repository for docker is {{ docker_state }}
-  ansible.builtin.yum_repository:
-    name: "{{ docker_fedora_repo_name }}"
-    description: "{{ docker_fedora_repo_description }}"
-    baseurl: "{{ docker_fedora_repo_url }}"
-    validate_certs: "{{ docker_fedora_repo_validate_certs }}" 
-    gpgkey: "{{ docker_fedora_repo_gpg_key }}"
-    gpgcheck: "{{ docker_fedora_repo_gpg_check }}"
-    state: "{{ docker_state }}"
-
-- name: Install dnf packages for docker
-  ansible.builtin.dnf:
-    name: "{{ docker_fedora_packages }}"
-    state: "{{ docker_state }}"

roles/docker/tasks/main.yml

@@ -2,14 +2,14 @@
 - name: Check if target OS is supported
   ansible.builtin.fail:
     msg: >-2
-      OS '{{ docker_os }}' is not supported!
-  when: docker_os not in docker_supported_oses
+      OS Family '{{ docker_os_family }}' is not supported!
+  when: docker_os_family not in docker_supported_os_families
   vars:
-    docker_os: "{{ ansible_distribution | lower }}"
+    docker_os_family: "{{ ansible_os_family | lower }}"
 
-- name: Ensure docker is {{ docker_state }} on {{ ansible_distribution }}
+- name: Ensure docker is {{ docker_state }} on {{ ansible_os_family }}-family
   ansible.builtin.include_tasks:
-    file: "install-{{ ansible_distribution | lower }}.yml"
+    file: "install-{{ ansible_os_family | lower }}.yml"
 
 - name: Configure docker daemon
   ansible.builtin.include_tasks:

roles/docker/vars/main.yml

@@ -1,4 +1,3 @@
 ---
-docker_supported_oses:
+docker_supported_os_families:
   - 'debian'
-  - 'fedora'