ceph-ansible/roles/ceph-validate/tasks/check_iscsi.yml

---
- name: make sure gateway_ip_list is configured
  fail:
    msg: "you must set a list of IPs (comma separated) for gateway_ip_list"
  when:
    - gateway_ip_list == '0.0.0.0'
    - not containerized_deployment | bool
    - not use_new_ceph_iscsi | bool

- name: make sure gateway_iqn is configured
  fail:
    msg: "you must set a iqn for the iSCSI target"
  when:
    - gateway_iqn | length == 0
    - not containerized_deployment | bool
    - not use_new_ceph_iscsi | bool

- name: fail if unsupported chap configuration
  fail:
    msg: "Mixing clients with CHAP enabled and disabled is not supported."
  with_items: "{{ client_connections  }}"
  when:
    - item.status is defined
    - item.status == "present"
    - item.chap
    - " '' in client_connections | selectattr('status', 'match', 'present') | map(attribute='chap') | list"

- name: check if iscsi gateways is target on supported distros and versions
  block:
    - name: fail on unsupported distribution for iscsi gateways
      fail:
        msg: "iSCSI gateways can only be deployed on Red Hat Enterprise Linux, CentOS or Fedora"
      when: ansible_facts['distribution'] not in ['RedHat', 'CentOS', 'Fedora']

    - name: fail on unsupported distribution version for iscsi gateways
      command: 'grep -q {{ item }}=m {% if is_atomic|bool %}/usr/lib/ostree-boot{% else %}/boot{% endif %}/config-{{ ansible_facts["kernel"] }}'
      register: iscsi_kernel
      changed_when: false
      failed_when: iscsi_kernel.rc != 0
      loop:
        - CONFIG_TARGET_CORE
        - CONFIG_TCM_USER2
        - CONFIG_ISCSI_TARGET
      when: ansible_facts['distribution'] in ['RedHat', 'CentOS']
  when: iscsi_gw_group_name in group_names