fix

remove validation step instead of running pointless validation on static template

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 (`studio.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 (`studiovitali.ansible`) containing reusable roles.
 
 Currently only supports Debian-based systems.

galaxy.yml

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

meta/runtime.yml

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

roles/backup/defaults/main.yml

@@ -0,0 +1,14 @@
+# 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

@@ -0,0 +1,62 @@
+---
+- name: Install restic
+  ansible.builtin.apt:
+    name: restic
+    state: present
+    update_cache: true
+
+- 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 repository is initialized
+      command: restic cat config
+      register: restic_check
+      changed_when: false
+      failed_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

@@ -0,0 +1,5 @@
+# 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

@@ -0,0 +1,8 @@
+[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

@@ -0,0 +1,26 @@
+#!/bin/bash
+## Ansible managed
+
+set -e
+
+## Environment is injected by the systemd unit via EnvironmentFile=/etc/restic-backup.env. Run manually with: systemctl start restic-backup.service
+
+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

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

roles/base/tasks/main.yml

@@ -35,5 +35,3 @@
 #       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

@@ -1,28 +1,52 @@
 ---
-- name: Install necessary Docker packages
+- name: Install Docker
+  become: true
+  block:
+    - name: Install Docker prerequisites
       ansible.builtin.apt:
         name:
-      - docker.io
+          - ca-certificates
-      - docker-compose
+          - curl
+          - python3-debian ## needed for the deb822 module
         state: present
-  become: true
+        update_cache: true
 
-- name: Ensure Docker service is running
+    - name: Add Docker official APT repository (DEB822 format)
+      ansible.builtin.deb822_repository:
+        name: docker
+        types: deb
+        uris: "https://download.docker.com/linux/{{ ansible_facts['distribution'] | lower }}"
+        suites: "{{ ansible_facts['distribution_release'] }}"
+        components: stable
+        signed_by: "https://download.docker.com/linux/{{ ansible_facts['distribution'] | lower }}/gpg"
+        state: present
+
+    - name: Install Docker CE packages
+      ansible.builtin.apt:
+        name:
+          - docker-ce
+          - docker-ce-cli
+          - containerd.io
+          - docker-buildx-plugin
+          - docker-compose-plugin
+        state: present
+        update_cache: true
+
+    - name: Ensure Docker service is running and enabled
       ansible.builtin.service:
         name: docker
         state: started
         enabled: true
 
-- name: Create docker user for container execution
+- name: Configure deployment user for Docker
+  when: deployment_public_ssh_key is defined
+  become: true
+  block:
+    - name: Add deployment user to docker group
       ansible.builtin.user:
-    name: docker
+        name: deployment
-    state: present
-    system: true
-    shell: /usr/sbin/nologin
         groups: docker
         append: true
-    create_home: false
-  become: true
 
     - name: Create target for docker compose
       ansible.builtin.file:
@@ -31,4 +55,22 @@
         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

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

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