Initial Lab Setup

roles/common/tasks/main.yml-back1

@@ -0,0 +1,78 @@
+- name: Install base packages
+  package:
+    name: [vim, git, curl, avahi-daemon]
+    state: present
+
+- name: Set hostname
+  hostname:
+    name: "{{ inventory_hostname }}"
+
+- name: Update /etc/hosts for FQDN resolution
+  lineinfile:
+    path: /etc/hosts
+    regexp: '^127\.0\.1\.1'
+    line: "127.0.1.1 {{ inventory_hostname }}.{{ domain_name }} {{ inventory_hostname }}"
+
+- name: Check for NetworkManager
+  command: systemctl is-active NetworkManager
+  register: nm_status
+  ignore_errors: yes
+  changed_when: false
+
+- name: Configure NetworkManager Search Domain (Raspberry Pi Style)
+  block:
+    - name: Get active connection name
+      shell: "nmcli -t -f NAME connection show --active | head -n 1"
+      register: active_conn
+      changed_when: false
+
+    - name: Apply search domain via nmcli
+      command: "nmcli connection modify '{{ active_conn.stdout }}' ipv4.dns-search '{{ domain_name }}'"
+      when: active_conn.stdout != ""
+      notify: Reload NetworkManager
+  when: nm_status.rc == 0
+
+- name: Configure systemd-resolved Search Domain (Vanilla Debian Style)
+  ini_file:
+    path: /etc/systemd/resolved.conf
+    section: Resolve
+    option: Domains
+    value: "{{ domain_name }}"
+  notify: Restart systemd-resolved
+  when: nm_status.rc != 0
+- name: Flush handlers to apply DNS changes immediately
+  meta: flush_handlers
+
+- name: Wait for DNS to be functional
+  command: getent hosts google.com
+  register: dns_check
+  until: dns_check.rc == 0
+  retries: 3
+  delay: 5
+
+- name: Install merged baseline packages
+  apt:
+    name: "{{ common_packages }}"
+    state: present
+    update_cache: yes
+    cache_valid_time: 3600
+  become: yes
+
+- name: Configure needrestart for non-interactive automation
+  lineinfile:
+    path: /etc/needrestart/needrestart.conf
+    regexp: '^#?\$nrconf{restart}'
+    line: "$nrconf{restart} = 'a';"
+  become: yes
+
+- name: Ensure discovery services are enabled and running
+  service:
+    name: "{{ item }}"
+    state: started
+    enabled: yes
+  loop:
+    - avahi-daemon
+    - lldpd
+  become: yes
+- name: Include maintenance tasks
+  include_tasks: maintenance.yml