ceph-ansible/infrastructure-playbooks/purge-iscsi-gateways.yml

---

- name: Confirm removal of the iSCSI gateway configuration
  hosts: localhost

  vars_prompt:
    - name: purge_config
      prompt: Which configuration elements should be purged? (all, lio or abort)
      default: 'abort'
      private: no

  tasks:
    - name: Exit playbook if user aborted the purge
      fail:
        msg: >
          "You have aborted the purge of the iSCSI gateway configuration"
      when: purge_config == 'abort'

    - name: set_fact igw_purge_type
      set_fact:
        igw_purge_type: "{{ purge_config }}"

- name: stopping the gateways
  hosts:
    - iscsigws
  become: yes
  vars:
    - igw_purge_type: "{{ hostvars['localhost']['igw_purge_type'] }}"

  tasks:
    - name: stopping and disabling iscsi daemons
      service:
        name: "{{ item }}"
        state: stopped
        enabled: no
      with_items:
        - rbd-target-gw
        - rbd-target-api
        - tcmu-runner

- name: removing the gateway configuration
  hosts:
    - iscsigws
  become: yes
  vars:
    - igw_purge_type: "{{ hostvars['localhost']['igw_purge_type'] }}"

  tasks:
    - name: igw_purge | deleting configured rbd devices
      igw_purge: mode="disks"
      when: igw_purge_type == 'all'
      run_once: true

    - name: igw_purge | purging the gateway configuration
      igw_purge: mode="gateway"
      run_once: true

    - name: restart and enable iscsi daemons
      when: igw_purge_type == 'lio'
      service:
        name: "{{ item }}"
        state: started
        enabled: yes
      with_items:
        - tcmu-runner
        - rbd-target-api
        - rbd-target-gw

- name: remove the gateways from the ceph dashboard
  hosts: mons
  become: true
  tasks:
    - import_role:
        name: ceph-defaults

    - name: iscsi gateways with ceph dashboard
      when: dashboard_enabled | bool
      run_once: true
      block:
        - import_role:
            name: ceph-facts
            tasks_from: container_binary

        - name: set_fact container_exec_cmd
          set_fact:
            container_exec_cmd: "{{ container_binary }} exec ceph-mon-{{ ansible_facts['hostname'] }}"
          when: containerized_deployment | bool

        - name: get iscsi gateway list
          command: "{{ container_exec_cmd | default('') }} ceph --cluster {{ cluster }} dashboard iscsi-gateway-list -f json"
          changed_when: false
          register: gateways

        - name: remove iscsi gateways
          command: "{{ container_exec_cmd | default('') }} ceph --cluster {{ cluster }} dashboard iscsi-gateway-rm {{ item }}"
          with_items: '{{ (gateways.stdout | from_json)["gateways"] }}'