Prepare multi-host Ansible repo

.gitignore

@@ -1,2 +1,5 @@
 # ---> Ansible
 *.retry
+
+# ---> VS Code
+.vscode/

collections/requirements.yml

@@ -1,3 +1,5 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
 collections:
   - name: community.general
     version: '>=7.5.0'

group_vars/all/vars.yml

@@ -1,26 +0,0 @@
-# vim: ft=yaml.ansible
----
-hostname: default
-timezone: Europe/Copenhagen
-
-users:
-  - name: ubuntu
-    comment: System Administration
-    password: $6$YitakVLuUxjnPfDd$aFnEDcc98y6MlRYxLPAhb.eHsKqSIz385i4VrHW1Q8b986IqUhtu62gaOIALzM4FAU3dnWaHNUTGxY0zgA6jC0
-    groups:
-      - sudo
-    ssh_keys:
-      - sk-ssh-ed25519@openssh.com AAAAGnNrLXNzaC1lZDI1NTE5QG9wZW5zc2guY29tAAAAIFWZGLov8wPBNxuvnaPK+8vv6wK5hHUVEFzXKsN9QeuBAAAADHNzaDpzYW1zYXB0aQ== ssh:samsapti
-      - ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPd/4fQV7CL8/KVwbo/phiV5UdXFBIDlkZ+ps8C7FeRf cardno:14 336 332
-
-open_ports:
-  - { port: '22', proto: 'tcp', comment: 'SSH (not port-forwarded)' }
-  - { port: '53', proto: 'tcp', comment: 'Pi-hole (not port-forwarded)' }
-  - { port: '53', proto: 'udp', comment: 'Pi-hole (not port-forwarded)' }
-  - { port: '80', proto: 'tcp', comment: 'HTTP' }
-  - { port: '443', proto: 'tcp', comment: 'HTTPS' }
-  - { port: '443', proto: 'udp', comment: 'HTTPS' }
-  - { port: '4001', proto: 'tcp', comment: 'IPFS Kubo P2P' }
-  - { port: '4001', proto: 'udp', comment: 'IPFS Kubo P2P' }
-  - { port: '18080', proto: 'tcp', comment: 'monerod P2P' }
-  - { port: '18089', proto: 'tcp', comment: 'monerod RPC' }

inventories/production

@@ -1,5 +0,0 @@
-[appservers]
-sapt-lapb-app01.servers.local.sapti.me
-
-[dbservers]
-sapt-labp-db01.servers.local.sapti.me

inventories/production/group_vars/all/vars.yml

@@ -0,0 +1,12 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+base_domain: sapti.me
+local_domain: local.{{ base_domain }}
+
+encrypted_fs: /data
+docker_data_root: "{{ encrypted_fs }}/docker"
+
+hostname: "{{ inventory_hostname_short }}"
+timezone: Europe/Copenhagen
+username: lab_admin

inventories/production/group_vars/appservers/vars.yml

@@ -0,0 +1,6 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+apps_base_domain: "{{ base_domain }}"
+apps_local_domain: "{{ local_domain }}"
+apps_data_root: "{{ encrypted_fs }}/apps"

inventories/production/group_vars/dbservers/vars.yml

@@ -0,0 +1,4 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+db_data_root: "{{ encrypted_fs }}/db"

inventories/production/host_vars/sapt-labp-app01.yml

@@ -0,0 +1,10 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+apps_include:
+  - postfix
+  - emby
+  - nextcloud
+  - pihole
+  - restic
+  - watchtower

inventories/production/host_vars/sapt-labp-app02.yml

@@ -0,0 +1,8 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+apps_include:
+  - ipfs
+  - monerod
+  - snowflake
+  - watchtower

inventories/production/hosts

@@ -0,0 +1,6 @@
+[appservers]
+sapt-labp-app01.servers.local.sapti.me
+sapt-labp-app02.servers.local.sapti.me
+
+[dbservers]
+sapt-labp-db01.servers.local.sapti.me

inventories/shared

@@ -1,8 +0,0 @@
-[shdservers]
-sapt-labn-shd01.servers.local.sapti.me
-
-[trnservers]
-sapt-labn-trn01.servers.local.sapti.me
-
-[monservers]
-sapt-labn-mon01.servers.local.sapti.me

inventories/shared/hosts

@@ -0,0 +1,5 @@
+[proxyservers]
+sapt-labn-prx01.servers.local.sapti.me
+
+[monitoringservers]
+sapt-labn-mon01.servers.local.sapti.me

inventories/staging

@@ -1,5 +0,0 @@
-[appservers]
-sapt-labv-app01.servers.local.sapti.me
-
-[dbservers]
-sapt-labv-db01.servers.local.sapti.me

inventories/staging/group_vars/all/secrets.yml

@@ -0,0 +1,54 @@
+$ANSIBLE_VAULT;1.1;AES256
+65653764303436313934646462396636636335303334636532306438613635333362313530323731
+3236383962303039393238646362626665613463666335610a353261343163663934353366656630
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+37613839383864386533326634336433633464343831303835656366616339393332633965323431
+65643136643866653834353538356233623662663237303261333564346566643839633532366262
+66653162366563666463353533656665323661326566383966306332626566663732353730313732
+65323034326161306165613364336336386265313735396237623633346263333966

inventories/staging/group_vars/all/vars.yml

@@ -0,0 +1,12 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+base_domain: staging.sapti.me
+local_domain: local.{{ base_domain }}
+
+encrypted_fs: /data
+docker_data_root: "{{ encrypted_fs }}/docker"
+
+hostname: "{{ inventory_hostname_short }}"
+timezone: Europe/Copenhagen
+username: lab_admin

inventories/staging/group_vars/appservers/vars.yml

@@ -0,0 +1,6 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+apps_base_domain: "{{ base_domain }}"
+apps_local_domain: "{{ local_domain }}"
+apps_data_root: "{{ encrypted_fs }}/apps"

inventories/staging/group_vars/dbservers/vars.yml

@@ -0,0 +1,4 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+db_data_root: "{{ encrypted_fs }}/db"

inventories/staging/host_vars/sapt-labs-app01.yml

@@ -0,0 +1,10 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+apps_include:
+  - postfix
+  - emby
+  - nextcloud
+  - pihole
+  - restic
+  - watchtower

inventories/staging/host_vars/sapt-labs-app02.yml

@@ -0,0 +1,8 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+apps_include:
+  - ipfs
+  - monerod
+  - snowflake
+  - watchtower

inventories/staging/hosts

@@ -0,0 +1,6 @@
+[appservers]
+sapt-labs-app01.servers.local.sapti.me
+sapt-labs-app02.servers.local.sapti.me
+
+[dbservers]
+sapt-labs-db01.servers.local.sapti.me

playbooks/appservers.yml

@@ -1,9 +1,10 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: App server configuration
   hosts: appservers
   become: true
-  become_method: sudo
+  become_method: ansible.builtin.sudo
   roles:
     - docker
     - apps

roles/apps/defaults/main.yml

@@ -1,41 +1,36 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
-base_domain: sapti.me
-local_domain: local.{{ base_domain }}
-base_volume: "{{ ssd_mount_point }}/apps"
-mass_data_volume: "{{ hdd_mount_point }}/apps"
-
-services:
-  caddy:
-    volume: "{{ base_volume }}/caddy"
-    docker_ipv4: 172.16.3.2
-    version: '2.7.4'
+apps_base_domain: "example.com"
+apps_local_domain: "local.{{ apps_base_domain }}"
+apps_data_root: /apps
+apps_docker_network: apps_network
 
+apps_vars:
   postfix:
-    domain: smtp.{{ base_domain }}
-    volume: "{{ base_volume }}/postfix"
+    domain: smtp.{{ apps_base_domain }}
+    volume: "{{ apps_data_root }}/postfix"
     version: latest-alpine
 
   emby:
-    domain: watch.{{ base_domain }}
-    volume: "{{ base_volume }}/emby"
-    data_volume: "{{ mass_data_volume }}/emby"
+    domain: watch.{{ apps_base_domain }}
+    volume: "{{ apps_data_root }}/emby"
     version: latest
 
   ipfs:
-    domain: ipfs.{{ local_domain }}
-    gateway_domain: ipfs-gateway.{{ base_domain }}
-    volume: "{{ base_volume }}/ipfs"
+    domain: ipfs.{{ apps_local_domain }}
+    gateway_domain: ipfs-gateway.{{ apps_base_domain }}
+    volume: "{{ apps_data_root }}/ipfs"
     version: v0.19.2  # https://github.com/ipfs/kubo/issues/9901
 
   monerod:
-    domain: xmr.{{ base_domain }}
-    volume: "{{ base_volume }}/monerod"
+    domain: xmr.{{ apps_base_domain }}
+    volume: "{{ apps_data_root }}/monerod"
     version: latest
 
   nextcloud:
-    domain: cloud.{{ base_domain }}
-    volume: "{{ base_volume }}/nextcloud"
+    domain: cloud.{{ apps_base_domain }}
+    volume: "{{ apps_data_root }}/nextcloud"
     version: 27-apache
     postgres_version: 14-alpine
     redis_version: 7-alpine
@@ -44,8 +39,8 @@ services:
     version: latest
 
   pihole:
-    domain: pi-hole.{{ local_domain }}
-    volume: "{{ base_volume }}/pi-hole"
+    domain: pi-hole.{{ apps_local_domain }}
+    volume: "{{ apps_data_root }}/pi-hole"
     docker_ipv4: 172.18.3.2
     version: '2023.05.2'
     unbound_version: latest
@@ -57,17 +52,19 @@ services:
   watchtower:
     version: '1.5.3'
 
-local_ipv4s:
+apps_include: []  # empty == all
+
+apps_local_ipv4s:
   - '192.168.1.0/24'
   - '192.168.8.0/24'
 
-restic_volumes:
+apps_restic_volumes:
   - "/var/run/docker.sock:/var/run/docker.sock:rw"
-  - "{{ services.caddy.volume }}:/mnt/volumes/caddy:ro"
-  - "{{ services.postfix.volume }}:/mnt/volumes/postfix:ro"
-  - "{{ services.emby.volume }}:/mnt/volumes/emby:ro"
-  - "{{ services.nextcloud.volume }}:/mnt/volumes/nextcloud:ro"
-  - "{{ services.pihole.volume }}:/mnt/volumes/pi-hole:ro"
+  - "{{ apps_vars.caddy.volume }}:/mnt/volumes/caddy:ro"
+  - "{{ apps_vars.postfix.volume }}:/mnt/volumes/postfix:ro"
+  - "{{ apps_vars.emby.volume }}:/mnt/volumes/emby:ro"
+  - "{{ apps_vars.nextcloud.volume }}:/mnt/volumes/nextcloud:ro"
+  - "{{ apps_vars.pihole.volume }}:/mnt/volumes/pi-hole:ro"
 
-sender_domains:
-  - "{{ services.nextcloud.domain }}"
+apps_sender_domains:
+  - "{{ apps_vars.nextcloud.domain }}"

roles/apps/handlers/main.yml

@@ -1,10 +0,0 @@
-# vim: ft=yaml.ansible
----
-- name: Build Caddy Docker image
-  community.docker.docker_image:
-    name: custom/caddy:{{ services.caddy.version }}-alpine
-    source: build
-    build:
-      path: "{{ services.caddy.volume }}"
-      dockerfile: caddy.Dockerfile
-    state: present

roles/apps/tasks/apps/emby.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Create Emby volume directories
   ansible.builtin.file:

roles/apps/tasks/apps/ipfs.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Create IPFS Kubo volume directories
   ansible.builtin.file:

roles/apps/tasks/apps/monerod.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Create Monero node volume directory
   ansible.builtin.file:

roles/apps/tasks/apps/nextcloud.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Create Nextcloud apache2 directory
   ansible.builtin.file:
@@ -24,7 +25,7 @@
 
 - name: Copy Apache2 remoteip config file
   ansible.builtin.template:
-    src: remoteip.conf.j2
+    src: nextcloud/remoteip.conf.j2
     dest: "{{ services.nextcloud.volume }}/apache2/remoteip.conf"
     owner: root
     mode: u=rw,g=r,o=r

roles/apps/tasks/apps/pihole.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Create Pi-hole volume base directory
   ansible.builtin.file:

roles/apps/tasks/apps/postfix.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Create Docker network for Postfix
   community.docker.docker_network:

roles/apps/tasks/apps/restic.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Deploy Restic with Docker Compose
   community.docker.docker_compose:

roles/apps/tasks/apps/snowflake.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Deploy snowflake-proxy Docker container
   community.docker.docker_container:

roles/apps/tasks/apps/watchtower.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Create Docker network for Watchtower
   community.docker.docker_network:

roles/apps/tasks/config.yml

@@ -1,28 +0,0 @@
-# vim: ft=yaml.ansible
----
-- name: Copy Docker daemon config file
-  ansible.builtin.template:
-    src: daemon.json.j2
-    dest: /etc/docker/daemon.json
-    owner: root
-    mode: u=rw,g=r,o=r
-  register: daemon_config
-
-- name: Disable and (re)start Docker daemon
-  ansible.builtin.service:
-    name: "{{ item }}"
-    enabled: false
-    state: "{{ 'restarted' if daemon_config.changed else 'started' }}"
-  loop:
-    - docker.socket
-    - docker.service
-  when: down is undefined or not down
-
-- name: Configure cron job to prune unused Docker data weekly
-  ansible.builtin.cron:
-    name: Prune unused Docker data
-    cron_file: ansible_docker_prune
-    job: 'docker system prune -fa && docker volume prune -fa'
-    special_time: weekly
-    user: root
-    state: present

roles/apps/tasks/main.yml

@@ -1,50 +1,22 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
-- name: Add Docker PGP key
-  ansible.builtin.apt_key:
-    keyserver: keyserver.ubuntu.com
-    id: '0x8D81803C0EBFCD88'
+- name: Create Docker network for apps
+  community.docker.docker_network:
+    name: "{{ apps_docker_network }}"
+    enable_ipv6: true
+    ipam_config:
+      - subnet: 172.17.2.0/24
+      - subnet: fd02::/64
     state: present
 
-- name: Add Docker apt repository
-  ansible.builtin.apt_repository:
-    repo: 'deb [arch=arm64] https://download.docker.com/linux/ubuntu focal stable'
-    state: present
-    update_cache: true
-
-- name: Install Docker
-  ansible.builtin.apt:
-    name: "{{ pkgs }}"
-    state: present
-  vars:
-    pkgs:
-      - docker-ce
-      - docker-compose-plugin
-
-- name: Create docker-compose symlink
+- name: Create base directories for Docker volumes
   ansible.builtin.file:
-    name: /usr/local/bin/docker-compose
-    src: /usr/libexec/docker/cli-plugins/docker-compose
-    state: link
+    name: "{{ apps_data_root }}"
+    owner: root
+    mode: u=rwx,g=rx,o=rx
+    state: directory
 
-- name: Install Python bindings for Docker
-  ansible.builtin.pip:
-    name: "{{ pkgs }}"
-    state: present
-    executable: pip3
-  vars:
-    pkgs:
-      - docker
-      - docker-compose
-
-- name: Configure Docker
-  ansible.builtin.import_tasks: config.yml
-  tags:
-    - docker_config
-    - reboot
-
-- name: Set up Docker services
-  ansible.builtin.import_tasks: services.yml
-  tags:
-    - services
-    - reboot
+- name: Configure apps
+  ansible.builtin.include_tasks: apps/{{ item.key }}.yml
+  loop: "{{ apps_vars | dict2items }}"

roles/apps/tasks/services.yml

@@ -1,30 +0,0 @@
-# vim: ft=yaml.ansible
----
-- name: Create Docker network for services
-  community.docker.docker_network:
-    name: services
-    enable_ipv6: true
-    ipam_config:
-      - subnet: 172.16.0.0/16
-      - subnet: fd02::/64
-    state: present
-
-- name: Create base directories for Docker volumes
-  ansible.builtin.file:
-    name: "{{ item }}"
-    owner: root
-    mode: u=rwx,g=rx,o=rx
-    state: directory
-  loop:
-    - "{{ base_volume }}"
-    - "{{ mass_data_volume }}"
-
-- name: Deploy services
-  ansible.builtin.include_tasks: services/{{ item.key }}.yml
-  loop: "{{ services | dict2items }}"
-  when: single_service is not defined
-
-- name: Deploy single service
-  ansible.builtin.include_tasks: services/{{ single_service }}.yml
-  when: single_service is defined and
-        single_service in services

roles/apps/tasks/services/caddy.yml

@@ -1,59 +0,0 @@
-# vim: ft=yaml.ansible
----
-- name: Create Caddy volume directories
-  ansible.builtin.file:
-    name: "{{ services.caddy.volume }}/{{ dir }}"
-    owner: root
-    mode: u=rwx,g=rx,o=rx
-    state: directory
-  loop:
-    - config
-    - data
-  loop_control:
-    loop_var: dir
-
-- name: Copy Caddyfile
-  ansible.builtin.template:
-    src: Caddyfile.j2
-    dest: "{{ services.caddy.volume }}/Caddyfile"
-    owner: root
-    mode: u=rw,g=r,o=r
-
-- name: Copy caddy.Dockerfile
-  ansible.builtin.template:
-    src: caddy.Dockerfile.j2
-    dest: "{{ services.caddy.volume }}/caddy.Dockerfile"
-    owner: root
-    mode: u=rw,g=r,o=r
-  register: dockerfile
-  notify: Build Caddy Docker image
-
-- name: Flush handlers
-  ansible.builtin.meta: flush_handlers
-
-- name: Deploy Caddy Docker container
-  community.docker.docker_container:
-    name: caddy
-    state: "{{ 'absent' if down is defined and down else 'started' }}"
-    restart: "{{ restart is defined and restart }}"
-    recreate: "{{ dockerfile.changed or (recreate is defined and recreate) }}"
-    image: custom/caddy:{{ services.caddy.version }}-alpine
-    restart_policy: always
-    default_host_ip: ''
-    networks:
-      - name: services
-        ipv4_address: 172.16.3.2
-    published_ports:
-      - 80:80/tcp
-      - 443:443/tcp
-      - 443:443/udp
-      - 18089:18089/tcp
-    volumes:
-      - "{{ services.caddy.volume }}/Caddyfile:/etc/caddy/Caddyfile:ro"
-      - "{{ services.caddy.volume }}/config:/config:rw"
-      - "{{ services.caddy.volume }}/data:/data:rw"
-    capabilities:
-      - net_bind_service
-      - dac_override
-    cap_drop:
-      - all

roles/apps/templates/Caddyfile.j2

@@ -1,96 +0,0 @@
-{
-    admin off
-}
-
-{{ services.emby.domain }} {
-    tls {{ secrets.tls_email }}
-
-    header {
-        Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
-        -Server
-    }
-
-    reverse_proxy emby:8096
-}
-
-{{ services.ipfs.domain }} {
-    tls {{ secrets.tls_email }} {
-        dns njalla {{ secrets.caddy.njalla_api_token }}
-    }
-
-    header {
-        Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
-        -Server
-    }
-
-    @local {
-        remote_ip {{ local_ipv4s | join(' ') }}
-    }
-
-    handle @local {
-        reverse_proxy ipfs_kubo:5001
-    }
-
-    respond 403
-}
-
-{{ services.ipfs.gateway_domain }},
-*.ipfs.{{ services.ipfs.gateway_domain }},
-*.ipns.{{ services.ipfs.gateway_domain }} {
-    tls {{ secrets.tls_email }} {
-        dns njalla {{ secrets.caddy.njalla_api_token }}
-    }
-
-    header {
-        Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
-        -Server
-    }
-
-    reverse_proxy ipfs_kubo:8080
-}
-
-{{ services.monerod.domain }}:18089 {
-    tls {{ secrets.tls_email }}
-
-    header {
-        Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
-        -Server
-    }
-
-    reverse_proxy monerod:18089
-}
-
-{{ services.nextcloud.domain }} {
-    tls {{ secrets.tls_email }}
-
-    rewrite /.well-known/caldav /remote.php/dav
-    rewrite /.well-known/carddav /remote.php/dav
-
-    header {
-        Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
-        -Server
-    }
-
-    reverse_proxy nextcloud:80
-}
-
-{{ services.pihole.domain }} {
-    tls {{ secrets.tls_email }} {
-        dns njalla {{ secrets.caddy.njalla_api_token }}
-    }
-
-    header {
-        Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
-        -Server
-    }
-
-    @local {
-        remote_ip {{ local_ipv4s | join(' ') }}
-    }
-
-    handle @local {
-        reverse_proxy pihole:80
-    }
-
-    respond 403
-}

roles/apps/templates/caddy.Dockerfile.j2

@@ -1,8 +0,0 @@
-FROM caddy:{{ services.caddy.version }}-builder-alpine AS builder
-
-RUN xcaddy build v{{ services.caddy.version }} \
-    --with github.com/caddy-dns/njalla
-
-FROM caddy:{{ services.caddy.version }}-alpine
-
-COPY --from=builder /usr/bin/caddy /usr/bin/caddy

roles/apps/templates/daemon.json.j2

@@ -1,11 +0,0 @@
-{
-  "data-root": "{{ ssd_mount_point }}/docker-runtime",
-  "default-address-pools": [
-    {
-      "base": "172.17.0.0/16",
-      "size": 24
-    }
-  ],
-  "experimental": true,
-  "ip6tables": true
-}

roles/apps/templates/nextcloud/remoteip.conf.j2

@@ -1,2 +1,4 @@
+# code: language=ansible-jinja
+
 RemoteIPHeader X-Forwarded-For
 RemoteIPInternalProxy {{ services.caddy.docker_ipv4 }}

roles/common/handlers/main.yml

@@ -1,41 +1,11 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Restart systemd-resolved
   ansible.builtin.service:
     name: systemd-resolved
     state: restarted
 
-- name: Create .env for apt-update-push
-  ansible.builtin.template:
-    src: env.j2
-    dest: /home/{{ ansible_user }}/apt-update-push/.env
-    owner: root
-    mode: u=rw,go=
-  listen: apt-update-push
-
-- name: Install apt-update-push
-  ansible.builtin.command: /home/{{ ansible_user }}/apt-update-push/install.sh
-  listen: apt-update-push
-
-- name: Change GPIO_PIN
-  ansible.builtin.lineinfile:
-    path: /home/{{ ansible_user }}/pi-fan-controller/fancontrol.py
-    regexp: '^GPIO_PIN = '
-    line: GPIO_PIN = 14
-    state: present
-  listen: pi-fan-controller
-
-- name: Install requirements for pi-fan-controller
-  ansible.builtin.pip:
-    requirements: /home/{{ ansible_user }}/pi-fan-controller/requirements.txt
-    executable: pip3
-    state: present
-  listen: pi-fan-controller
-
-- name: Install pi-fan-controller
-  ansible.builtin.command: /home/{{ ansible_user }}/pi-fan-controller/script/install
-  listen: pi-fan-controller
-
 - name: Restart sshd
   ansible.builtin.service:
     name: sshd

roles/common/tasks/base.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Set hostname
   ansible.builtin.hostname:

roles/common/tasks/disks.yml

@@ -1,52 +0,0 @@
-# vim: ft=yaml.ansible
----
-- name: (Create and) open LUKS containers
-  community.crypto.luks_device:
-    uuid: "{{ item.disk.uuid }}"
-    passphrase: "{{ item.disk.luks_pw }}"
-    name: "{{ item.name }}"
-    type: luks2
-    state: opened
-  loop:
-    - disk: "{{ secrets.hdd }}"
-      name: "{{ hdd_name }}"
-    - disk: "{{ secrets.ssd }}"
-      name: "{{ ssd_name }}"
-  no_log: true
-
-- name: Create filesystems if they do not exist
-  community.general.filesystem:
-    dev: "{{ item }}"
-    fstype: ext4
-    state: present
-  loop:
-    - /dev/mapper/{{ hdd_name }}
-    - /dev/mapper/{{ ssd_name }}
-
-- name: Mount filesystems
-  ansible.posix.mount:
-    src: "{{ item.dev }}"
-    path: "{{ item.path }}"
-    fstype: ext4
-    state: ephemeral
-  loop:
-    - dev: /dev/mapper/{{ hdd_name }}
-      path: "{{ hdd_mount_point }}"
-    - dev: /dev/mapper/{{ ssd_name }}
-      path: "{{ ssd_mount_point }}"
-  when: ansible_mounts | selectattr('device', 'eq', item.dev) | length == 0
-
-- name: Create swapfile
-  community.general.filesize:
-    path: "{{ ssd_mount_point }}/swapfile"
-    size: 2G
-    blocksize: 512B
-    owner: root
-    mode: u=rw,go=
-  when: ansible_swaptotal_mb == 0
-
-- name: Mount swapfile
-  ansible.builtin.shell: |
-    mkswap {{ ssd_mount_point }}/swapfile
-    swapon {{ ssd_mount_point }}/swapfile
-  when: ansible_swaptotal_mb == 0

roles/common/tasks/firewall.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Allow necessary ports in UFW
   community.general.ufw:

roles/common/tasks/main.yml

@@ -1,34 +1,14 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Configure user accounts
   ansible.builtin.import_tasks: users.yml
-  tags:
-    - users
 
 - name: Configure system base
   ansible.builtin.import_tasks: base.yml
-  tags:
-    - base
-
-- name: Reboot if needed
-  ansible.builtin.import_tasks: reboot.yml
-  tags:
-    - reboot
 
 - name: Configure firewall
   ansible.builtin.import_tasks: firewall.yml
-  tags:
-    - firewall
 
 - name: Configure SSH
   ansible.builtin.import_tasks: ssh.yml
-  tags:
-    - ssh
-
-- name: Configure disks
-  ansible.builtin.import_tasks: disks.yml
-  tags:
-    - reboot
-
-- name: Flush handlers
-  ansible.builtin.meta: flush_handlers

roles/common/tasks/reboot.yml

@@ -1,30 +0,0 @@
-# vim: ft=yaml.ansible
----
-- name: Check if a reboot is needed
-  ansible.builtin.stat:
-    path: /var/run/reboot-required
-  register: needs_reboot
-
-- name: Include docker_services role for service shutdown
-  ansible.builtin.include_role:
-    name: docker_services
-    tasks_from: services.yml
-    apply:
-      ignore_errors: true
-  vars:
-    down: true
-  when: needs_reboot.stat.exists or
-        (do_reboot is defined and do_reboot)
-
-- name: Reboot host
-  ansible.builtin.reboot:
-  when: needs_reboot.stat.exists or
-        (do_reboot is defined and do_reboot)
-  register: rebooted
-
-- name: Re-gather facts
-  ansible.builtin.setup:
-    filter:
-      - ansible_mounts
-      - ansible_swaptotal_mb
-  when: rebooted.rebooted is defined and rebooted.rebooted

roles/common/tasks/ssh.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Allow SSH login with public keys
   ansible.builtin.lineinfile:

roles/common/tasks/users.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Add users
   ansible.builtin.user:

roles/common/templates/env.j2

@@ -1,2 +0,0 @@
-topic={{ secrets.ntfy_topic }}
-hour=20

roles/docker/defaults/main.yml

@@ -0,0 +1,4 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+docker_data_root: /var/lib/docker

roles/docker/handlers/main.yml

@@ -0,0 +1,7 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+- name: Restart Docker daemon
+  ansible.builtin.service:
+    name: docker
+    state: restarted

roles/docker/tasks/main.yml

@@ -0,0 +1,46 @@
+# vim: ft=yaml.ansible
+# code: language=ansible
+---
+- name: Add Docker PGP key
+  ansible.builtin.apt_key:
+    keyserver: keyserver.ubuntu.com
+    id: '0x8D81803C0EBFCD88'
+    state: present
+
+- name: Add Docker apt repository
+  ansible.builtin.apt_repository:
+    repo: 'deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian bullseye stable'
+    update_cache: true
+    state: present
+
+- name: Install Docker
+  ansible.builtin.apt:
+    name: "{{ pkgs }}"
+    state: present
+  vars:
+    pkgs:
+      - docker-ce
+      - docker-compose-plugin
+
+- name: Copy Docker daemon config file
+  ansible.builtin.template:
+    src: etc/docker/daemon.json.j2
+    dest: /etc/docker/daemon.json
+    owner: root
+    mode: u=rw,g=r,o=r
+  notify: Restart Docker daemon
+
+- name: Ensure Docker daemon is enabled and running
+  ansible.builtin.service:
+    name: docker
+    enabled: true
+    state: started
+
+- name: Configure cron job to prune unused Docker data weekly
+  ansible.builtin.cron:
+    name: Prune unused Docker data
+    cron_file: ansible_docker_prune
+    job: 'docker system prune -fa && docker volume prune -fa'
+    special_time: weekly
+    user: root
+    state: present

roles/docker/templates/etc/docker/daemon.json.j2

@@ -0,0 +1,5 @@
+{
+  "data-root": "{{ docker_data_root }}",
+  "experimental": true,
+  "ip6tables": true
+}

site.yml

@@ -1,4 +1,5 @@
 # vim: ft=yaml.ansible
+# code: language=ansible
 ---
 - name: Base configuration
   hosts: all