split playbook into roles

Makefile

@@ -1,4 +1,4 @@
-run:
-	ansible-playbook playbooks/nucs.yml -i inventory/hosts.yml --ask-vault-pass
+%:
+	ansible-playbook playbooks/$@.yml -i inventory/hosts.yml --ask-vault-pass
 
 .PHONY: run

playbooks/all.yml

@@ -0,0 +1,9 @@
+---
+- name: Install pizzeria static website
+  hosts: nucs
+  roles:
+    - pizzeria
+- name: Install Syncthing
+  hosts: nucs
+  roles:
+    - syncthing

playbooks/nucs.yml

@@ -1,62 +0,0 @@
----
-- name: Setup ansible
-  hosts: nucs
-  tasks:
-    - name: Create Ansible directory
-      file:
-        path: /ansible
-        state: directory
-    - name: Install essential packages
-      apt:
-        pkg:
-          - python3-pip
-        state: latest
-        update_cache: true
-- name: Install Docker
-  hosts: nucs
-  tasks:
-    - name: Install prerequisites
-      apt:
-        pkg:
-          - ca-certificates
-          - curl
-          - gnupg
-          - lsb-release
-        state: latest
-        update_cache: true
-    - name: Add Docker APT key
-      apt_key:
-        url: https://download.docker.com/linux/ubuntu/gpg
-    - name: Add Docker repository
-      apt_repository:
-        repo: deb https://download.docker.com/linux/ubuntu focal stable # TODO: parameterize distro
-    - name: Install Docker packages
-      apt:
-        pkg:
-          - docker-ce
-          - docker-ce-cli
-          - containerd.io
-          - docker-compose-plugin
-        state: latest
-        update_cache: true
-    - name: Install Docker module for Python
-      pip:
-        name:
-          - docker
-          - docker-compose
-- name: Install pizzeria static website
-  hosts: nucs
-  tasks:
-    - name: Clone pizzeria repository
-      git:
-        repo: https://github.com/pizzapim/pizzeria
-        dest: /ansible/pizzeria
-    - name: Start the Docker compose
-      community.docker.docker_compose:
-        project_src: /ansible/pizzeria
-        pull: true
-        remove_orphans: true
-- name: Install Syncthing
-  hosts: nucs
-  roles:
-    - syncthing

playbooks/pizzeria.yml

@@ -0,0 +1,4 @@
+- name: Install pizzeria static website
+  hosts: nucs
+  roles:
+    - pizzeria

playbooks/syncthing.yml

@@ -0,0 +1,4 @@
+- name: Install syncthing
+  hosts: nucs
+  roles:
+    - syncthing

roles/common/tasks/main.yml

@@ -0,0 +1,8 @@
+- name: Create /data directory
+  file:
+    path: /data
+    state: directory
+- name: Create /apps directory
+  file:
+    path: /apps
+    state: directory

roles/docker/tasks/main.yml

@@ -0,0 +1,30 @@
+- name: Install Docker prerequisites
+  apt:
+    pkg:
+      - ca-certificates
+      - curl
+      - gnupg
+      - lsb-release
+      - python3-pip
+    state: latest
+    update_cache: true
+- name: Add Docker APT key
+  apt_key:
+    url: https://download.docker.com/linux/ubuntu/gpg
+- name: Add Docker repository
+  apt_repository:
+    repo: "deb https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable"
+- name: Install Docker packages
+  apt:
+    pkg:
+      - docker-ce
+      - docker-ce-cli
+      - containerd.io
+      - docker-compose-plugin
+    state: latest
+    update_cache: true
+- name: Install Docker modules for Python
+  pip:
+    name:
+      - docker
+      - docker-compose

roles/pizzeria/meta/main.yml

@@ -0,0 +1,3 @@
+dependencies:
+  - role: common
+  - role: docker

roles/pizzeria/tasks/main.yml

@@ -0,0 +1,9 @@
+- name: Clone pizzeria repository
+  git:
+    repo: https://github.com/pizzapim/pizzeria
+    dest: /apps/pizzeria
+- name: Start the Docker compose
+  community.docker.docker_compose:
+    project_src: /apps/pizzeria
+    pull: true
+    remove_orphans: true