nots_playbook.yml

---
# nots_playbook.yaml
- name: "Collect network information and perform device-specific tests"
  hosts: "ospf_routers"
  tasks:
    - name: "BLOCK >> Perform logging preparation"
      block:
        - name: "LOG >> Get ansible date/time facts"
          setup:
            filter: "ansible_date_time"
            gather_subset: "!all"

        - name: "LOG >> Store DTG as fact"
          set_fact:
            DTG: "{{ ansible_date_time.iso8601_basic_short }}"

        - name: "LOG >> Ensure output logging directory exists"
          file:
            path: "logs"
            state: "directory"
          changed_when: false

        - name: "LOG >> Store the log directory for this run"
          set_fact:
            LOG_PATH: "logs/nots_{{ DTG }}/"

        - name: "LOG >> Build logging directory with path {{ LOG_PATH }}"
          file:
            path: "{{ LOG_PATH }}"
            state: "directory"
          changed_when: false
      when: "log"
      run_once: true

    - name: "SYS >> Ensure mandatory keys are specified"
      assert:
        that:
          - "process.id is defined"
          - "process.id | int > 0 and process.id < 65536"
          - "my_areas is defined and my_areas | length > 0"
          - "all_areas is defined and all_areas.keys() | length > 0"
        msg: "Mandatory keys incorrectly formatted or omitted (see README.md)"

    - name: "INCLUDE >> Load commands for {{ ansible_network_os }} device"
      include_tasks: "devices/{{ ansible_network_os }}/main.yml"

    - name: "BLOCK >> Perform network-wide validation tests"
      block:
        - name: "SYS >> Store empty OSPF RID list for future comparison"
          set_fact:
            OSPF_RIDS: []

        - name: "SYS >> Build OSPF RID list by iterating through hostvars"
          set_fact:
            OSPF_RIDS: "{{ OSPF_RIDS + [item.value.OSPF_BASIC.process.rid] }}"
          when: >-
            item.key in groups.ospf_routers and
            item.value.OSPF_BASIC is defined
          loop: "{{ dict(hostvars) | dict2items }}"
          loop_control:
            label: "host:{{ item.key }}"

        - name: "SYS >> Assert that there are no duplicate OSPF RIDs"
          assert:
            that: "OSPF_RIDS | unique | length == OSPF_RIDS | length"
            msg: |-
              OSPF_RIDS contained duplicates. Check the logs to find bad nodes.
              {{ OSPF_RIDS | to_nice_json }}
      run_once: true
...