{"id":5445,"sha1":"f479bbbea325bdfc858e6470a30eda251c2b3937","playbook":{"id":3325,"items":{"plays":1,"tasks":16,"results":16,"hosts":2,"files":1,"records":0},"arguments":{"version":null,"verbosity":1,"private_key_file":"/home/ssh-gateway/.ssh/id_rsa","remote_user":"root","connection":"ssh","timeout":null,"ssh_common_args":null,"sftp_extra_args":null,"scp_extra_args":null,"ssh_extra_args":null,"ask_pass":false,"connection_password_file":null,"force_handlers":false,"flush_cache":false,"become":false,"become_method":"sudo","become_user":null,"become_ask_pass":false,"become_password_file":null,"tags":["all"],"skip_tags":[],"check":false,"diff":false,"inventory":["/home/ssh-gateway/ansible/kuly/hosts-kvm-nodes"],"listhosts":false,"subset":"kvm016","extra_vars":"Not saved by ARA as configured by 'ignored_arguments'","vault_ids":[],"ask_vault_pass":false,"vault_password_files":[],"forks":20,"module_path":null,"syntax":false,"listtasks":false,"listtags":false,"step":false,"start_at_task":null,"args":["get_mac_addresses.yaml"]},"labels":[{"id":1,"name":"remote_user:root"},{"id":2,"name":"check:False"},{"id":3,"name":"tags:all"},{"id":207,"name":"subset:kvm016"}],"started":"2025-07-22T13:10:43.583085+01:00","ended":"2025-07-22T13:10:49.397888+01:00","duration":"00:00:05.814803","name":null,"ansible_version":"2.16.11","client_version":"1.7.2","python_version":"3.10.10","server_version":"1.7.2","status":"completed","path":"/home/ssh-gateway/ansible/kuly/get_mac_addresses.yaml","controller":"ssh-gw-4.layershift.com","user":"root"},"content":"---\n- name: Gather physical interface MACs and write to single local file using lineinfile\n  hosts: all\n  become: true\n  gather_facts: false\n\n  vars:\n    output_file: \"all_macs.txt\"\n    ignored_prefixes:\n      - \"lo\"\n      - \"docker\"\n      - \"veth\"\n      - \"virbr\"\n      - \"wl\"\n      - \"wlan\"\n      - \"tun\"\n      - \"tap\"\n\n  tasks:\n    - name: Get default route interface\n      command: ip route show default\n      register: default_route\n      changed_when: false\n      ignore_errors: yes\n\n    - name: Extract main interface from default route\n      set_fact:\n        main_interface: >-\n          {%- if 'dev' in default_route.stdout -%}\n          {{ default_route.stdout.split('dev')[1].split()[0] }}\n          {%- else -%}\n          __no_default__\n          {%- endif -%}\n\n    - name: Fail if no default interface found\n      fail:\n        msg: \"No default route found.\"\n      when: main_interface == \"__no_default__\"\n\n    # Check if interface is a bridge using nmcli\n    - name: Get active nmcli connections (TYPE:DEVICE)\n      command: nmcli -t -f TYPE,DEVICE connection show --active\n      register: nmcli_connections\n      changed_when: false\n      ignore_errors: yes\n      when: main_interface != \"__no_default__\"\n\n    - name: Determine if main_interface is a bridge\n      set_fact:\n        is_bridge: \"{{ 'true' if (nmcli_connections.stdout_lines | select('match', '^bridge:' + main_interface + '$') | list | length > 0) else 'false' }}\"\n      when: nmcli_connections.rc == 0\n\n    - name: Set is_bridge to false if nmcli failed\n      set_fact:\n        is_bridge: 'false'\n      when: nmcli_connections.rc != 0\n\n    # Get slave interfaces if it's a bridge\n    - name: Get nmcli slave connections (NAME:DEVICE:MASTER)\n      command: nmcli -t -f NAME,DEVICE,MASTER connection show --active\n      register: nmcli_slaves\n      changed_when: false\n      ignore_errors: yes\n      when: is_bridge == 'true'\n\n    - name: Find first physical slave interface\n      set_fact:\n        physical_interface: >-\n          {%- set lines = nmcli_slaves.stdout_lines | default([]) -%}\n          {%- for line in lines -%}\n          {%- set parts = line.split(':') -%}\n          {%- if parts[2] == main_interface -%}\n          {{ parts[1] }}\n          {%- break -%}\n          {%- endif -%}\n          {%- endfor -%}\n      when: is_bridge == 'true'\n\n    - name: Use main interface as physical if not a bridge\n      set_fact:\n        physical_interface: \"{{ main_interface }}\"\n      when: is_bridge != 'true'\n\n    - name: Fail if no physical interface found from bridge\n      fail:\n        msg: \"Could not find physical interface enslaved to bridge {{ main_interface }}\"\n      when: is_bridge == 'true' and (physical_interface is undefined or physical_interface == '')\n\n    # Ignore check\n    - name: Check if physical interface is ignored\n      set_fact:\n        is_ignored: \"{{ ignored_prefixes | select('regex', '^' ~ physical_interface) | list | length > 0 }}\"\n\n    - name: Fail if interface is ignored\n      fail:\n        msg: \"Interface {{ physical_interface }} is ignored.\"\n      when: is_ignored | bool\n\n    - name: Validate interface exists\n      stat:\n        path: \"/sys/class/net/{{ physical_interface }}\"\n      register: phys_stat\n      failed_when: not phys_stat.stat.exists\n\n    - name: Get MAC address\n      command: \"cat /sys/class/net/{{ physical_interface }}/address\"\n      register: mac_result\n      changed_when: false\n\n    # -----------------------------------------------------\n    # \u2705 Use lineinfile to append to a single local file\n    # Runs once per host, delegated to localhost\n    # -----------------------------------------------------\n\n    - name: Write header to file (only once, from first host)\n      delegate_to: localhost\n      lineinfile:\n        path: \"{{ output_file }}\"\n        line: \"# hostname - interface - mac_address\"\n        create: true\n        insertbefore: BOF\n      run_once: true\n\n    - name: Append host entry to local file\n      delegate_to: localhost\n      lineinfile:\n        path: \"{{ output_file }}\"\n        line: \"{{ inventory_hostname }} - {{ physical_interface }} - {{ mac_result.stdout }}\"\n        create: true\n","created":"2025-07-22T13:10:43.614356+01:00","updated":"2025-07-22T13:10:43.614383+01:00","path":"/home/ssh-gateway/ansible/kuly/get_mac_addresses.yaml"}