fix: arch discovery

refactor repository steps following official docker installation steps

README.md

@@ -1,5 +1,5 @@
 # Ansible Collection
 
-Opinionated set of roles to configure reasonable defaults for newly provisioned virtual machines. The repository provides a ready-to-use Ansible Collection (`studiovitali.ansible`) containing reusable roles.
+Opinionated set of roles to configure reasonable defaults for newly provisioned virtual machines. The repository provides a ready-to-use Ansible Collection (`studio.ansible`) containing reusable roles.
 
 Currently only supports Debian-based systems.

galaxy.yml

@@ -1,6 +1,6 @@
 ## galaxy.yml
 
-namespace: studiovitali
+namespace: studio
 name: ansible
 readme: README.md
 version: 0.0.1

meta/runtime.yml

@@ -1,2 +0,0 @@
----
-requires_ansible: ">=2.15.0"

roles/backup/defaults/main.yml

@@ -1,14 +0,0 @@
-# ansible/roles/backup/defaults/main.yml
----
-## Directories to include in the backup
-backup_include_paths:
-  - /etc
-  - /opt/docker
-
-## Directories to exclude from the backup
-backup_exclude_paths: [] ## Nothing to exclude
-
-## Restic retention policy
-backup_retention_daily: 7
-backup_retention_weekly: 4
-backup_retention_monthly: 6

roles/backup/tasks/main.yml

@@ -1,61 +0,0 @@
----
-- name: Install restic
-  ansible.builtin.apt:
-    name: restic
-    state: present
-
-- name: Initialize restic repository
-  environment:
-    RESTIC_REPOSITORY: "{{ vault_restic_repo_url }}"
-    RESTIC_PASSWORD: "{{ vault_restic_password }}"
-    AWS_ACCESS_KEY_ID: "{{ vault_aws_access_key }}"
-    AWS_SECRET_ACCESS_KEY: "{{ vault_aws_secret_key }}"
-  block:
-    - name: Check if already initialized
-      ansible.builtin.command: restic snapshots
-      register: restic_check
-      failed_when: false
-      changed_when: false
-
-    - name: Initialize repository
-      ansible.builtin.command: restic init
-      when: restic_check.rc != 0
-
-- name: Deploy restic environment file
-  ansible.builtin.template:
-    src: restic-backup.env.j2
-    dest: /etc/restic-backup.env
-    owner: root
-    group: root
-    mode: "0600" ## only root can read this file
-
-- name: Deploy restic backup script
-  ansible.builtin.template:
-    src: restic-backup.sh.j2
-    dest: /usr/local/bin/restic-backup.sh
-    owner: root
-    group: root
-    mode: "0700" ## only root can execute the script
-
-- name: Deploy restic systemd service
-  ansible.builtin.template:
-    src: restic-backup.service.j2
-    dest: /etc/systemd/system/restic-backup.service
-    owner: root
-    group: root
-    mode: "0644"
-
-- name: Deploy restic systemd timer
-  ansible.builtin.template:
-    src: restic-backup.timer.j2
-    dest: /etc/systemd/system/restic-backup.timer
-    owner: root
-    group: root
-    mode: "0644"
-
-- name: Enable and start backup timer
-  ansible.builtin.systemd:
-    name: restic-backup.timer
-    enabled: yes
-    state: started
-    daemon_reload: yes

roles/backup/templates/restic-backup.env.j2

@@ -1,5 +0,0 @@
-# Ansible managed
-RESTIC_REPOSITORY="{{ vault_restic_repo_url }}"
-RESTIC_PASSWORD="{{ vault_restic_password }}"
-AWS_ACCESS_KEY_ID="{{ vault_aws_access_key }}"
-AWS_SECRET_ACCESS_KEY="{{ vault_aws_secret_key }}"

roles/backup/templates/restic-backup.service.j2

@@ -1,8 +0,0 @@
-[Unit]
-Description=Run Restic Backup
-After=network-online.target
-
-[Service]
-Type=oneshot
-EnvironmentFile=/etc/restic-backup.env
-ExecStart=/usr/local/bin/restic-backup.sh

roles/backup/templates/restic-backup.sh.j2

@@ -1,30 +0,0 @@
-#!/bin/bash
-## Ansible managed
-
-set -e
-
-# Source environment variables if running manually/outside Systemd
-if [ -f /etc/restic-backup.env ]; then
-  # shellcheck source=/dev/null
-  . /etc/restic-backup.env
-fi
-
-echo "Starting Restic Backup at $(date)"
-
-## Run the backup using paths and exclusions defined as group_vars
-restic backup \
-{% for path in backup_include_paths %}
-  "{{ path }}" \
-{% endfor %}
-{% for path in backup_exclude_paths %}
-  --exclude "{{ path }}" \
-{% endfor %}
-  --cleanup-cache
-
-restic forget \
-  --prune \
-  --keep-daily {{ backup_retention_daily }} \
-  --keep-weekly {{ backup_retention_weekly }} \
-  --keep-monthly {{ backup_retention_monthly }}
-
-echo "Restic backup completed at $(date)"

roles/backup/templates/restic-backup.timer.j2

@@ -1,10 +0,0 @@
-[Unit]
-Description=Run Restic Backup
-
-[Timer]
-OnCalendar=*-*-* 04:00:00
-Persistent=true
-RandomizedDelaySec=1800
-
-[Install]
-WantedBy=timers.target

roles/base/tasks/main.yml

@@ -35,3 +35,5 @@
 #       APT::Periodic::Unattended-Upgrade "1";
 #     mode: "0644"
 #   when: ansible_facts['os_family'] == "Debian"
+
+## SCHEDULE REBOOTS 4 kernel upgrades: with cron, unattended-upgrades or action workflows?

roles/docker/tasks/main.yml

@@ -1,27 +1,42 @@
 ---
-- name: Install Docker
-  become: true
-  block:
 - name: Install Docker prerequisites
   ansible.builtin.apt:
     name:
       - ca-certificates
       - curl
-          - python3-debian ## needed for the deb822 module
     state: present
     update_cache: true
+  become: true
 
-    - name: Add Docker official APT repository (DEB822 format)
+- name: Ensure APT keyrings directory exists
-      ansible.builtin.deb822_repository:
+  ansible.builtin.file:
-        name: docker
+    path: /etc/apt/keyrings
-        types: deb
+    state: directory
-        uris: "https://download.docker.com/linux/{{ ansible_facts['distribution'] | lower }}"
+    mode: "0755"
-        suites: "{{ ansible_facts['distribution_release'] }}"
+  become: true
-        components: stable
+
-        signed_by: "https://download.docker.com/linux/{{ ansible_facts['distribution'] | lower }}/gpg"
+- name: Download Docker official GPG key
+  ansible.builtin.get_url:
+    url: "https://download.docker.com/linux/{{ ansible_distribution | lower }}/gpg"
+    dest: /etc/apt/keyrings/docker.asc
+    mode: "0644"
+  become: true
+
+- name: Get system architecture
+  ansible.builtin.command: dpkg --print-architecture
+  register: dpkg_architecture
+  changed_when: false
+  become: true
+
+- name: Add Docker official APT repository
+  ansible.builtin.apt_repository:
+    repo: "deb [arch={{ dpkg_architecture.stdout }} signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/{{ ansible_distribution | lower }} {{ ansible_distribution_release }} stable"
     state: present
+    filename: docker
+    update_cache: yes
+  become: true
 
-    - name: Install Docker CE packages
+- name: Install modern Docker CE packages
   ansible.builtin.apt:
     name:
       - docker-ce
@@ -30,23 +45,32 @@
       - docker-buildx-plugin
       - docker-compose-plugin
     state: present
-        update_cache: true
+  become: true
 
-    - name: Ensure Docker service is running and enabled
+- name: Ensure Docker services are running and enabled
   ansible.builtin.service:
     name: docker
     state: started
     enabled: true
-
-- name: Configure deployment user for Docker
-  when: deployment_public_ssh_key is defined
   become: true
-  block:
+
+- name: Create docker user for container execution
+  ansible.builtin.user:
+    name: docker
+    state: present
+    system: true
+    shell: /usr/sbin/nologin
+    groups: docker
+    append: true
+    create_home: false
+  become: true
+
 - name: Add deployment user to docker group
   ansible.builtin.user:
     name: deployment
     groups: docker
     append: true
+  become: true
 
 - name: Create target for docker compose
   ansible.builtin.file:
@@ -55,22 +79,4 @@
     owner: deployment
     group: deployment
     mode: "0755"
-
-- name: Create app user for secure container execution
   become: true
-  block:
-    - name: Create appuser group
-      ansible.builtin.group:
-        name: appuser
-        state: present
-        gid: 9999
-
-    - name: Create appuser
-      ansible.builtin.user:
-        name: appuser
-        state: present
-        uid: 9999
-        group: appuser
-        system: true
-        shell: /usr/sbin/nologin
-        create_home: false

roles/security/tasks/main.yml

@@ -1,7 +1,4 @@
 ---
-- name: Harden SSH configuration
-  become: true
-  block:
 - name: Create SSH drop-in directory
   ansible.builtin.file:
     path: /etc/ssh/sshd_config.d
@@ -9,6 +6,7 @@
     owner: root
     group: root
     mode: "0755"
+  become: true
 
 - name: Harden SSH configuration with drop-in template
   ansible.builtin.template:
@@ -17,16 +15,16 @@
     owner: root
     group: root
     mode: "0644"
+    validate: "sshd -t -f %s"
   notify: Restart sshd
-
-- name: Enable fail2ban
   become: true
-  block:
+
 - name: Install fail2ban
   ansible.builtin.apt:
     name:
       - fail2ban
     state: present
+  become: true
 
 - name: Start fail2ban
   ansible.builtin.service:

roles/users/tasks/main.yml

@@ -1,42 +1,38 @@
 ---
-- name: Set up primary sysadmin user
+# - name: Create primary admin user
-  when: sysadmin_public_ssh_key is defined
+#   ansible.builtin.user:
-  become: true
+#     name: sysadmin
-  block:
+#     groups: sudo
-    - name: Create sysadmin user
+#     append: yes
-      ansible.builtin.user:
+#     shell: /bin/bash
-        name: "{{ sysadmin_user }}"
+#     create_home: yes
-        groups: sudo
+#   become: true
-        append: yes
-        shell: /bin/bash
-        create_home: yes
 
-    - name: Add SSH public key
+# - name: Add SSH public key for sysadmin
-      ansible.posix.authorized_key:
+#   ansible.posix.authorized_key:
-        user: "{{ sysadmin_user }}"
+#     user: sysadmin
-        state: present
+#     state: present
-        key: "{{ sysadmin_public_ssh_key }}"
+#     key: "{{ sysadmin_public_ssh_key }}"
+#   become: true
 
-    - name: Allow passwordless sudo
+# - name: Allow passwordless sudo to sysadmin user
-      ansible.builtin.copy:
+#   ansible.builtin.copy:
-        dest: /etc/sudoers.d/sudo-nopasswd
+#     dest: /etc/sudoers.d/sysadmin
-        content: "%sudo ALL=(ALL) NOPASSWD: ALL"
+#     content: "sysadmin ALL=(ALL) NOPASSWD: ALL"
-        mode: "0440"
+#     mode: "0440"
-        validate: /usr/sbin/visudo -cf %s
+#     validate: /usr/sbin/visudo -cf %s
+#   become: true
 
-
+- name: Create deployment user for CI/CD
-- name: Set up deployment user for CI/CD
-  when: deployment_public_ssh_key is defined
-  become: true
-  block:
-    - name: Create deployment user
   ansible.builtin.user:
     name: deployment
     shell: /bin/bash
     create_home: yes
+  become: true
 
-    - name: Add SSH public key
+- name: Add SSH public key for deployment user
   ansible.posix.authorized_key:
     user: deployment
     state: present
     key: "{{ deployment_public_ssh_key }}"
+  become: true