---
- name: Ensure the iSCSI target is prepared
  hosts: serverc.lab.example.com
  become: true

  tasks:
    - name: the target command line tool is installed
      yum:
        name: targetcli
        state: present

    - name: the target service is started and enabled
      service:
        name: target
        state: started
        enabled: yes

    - name: the firewall is opened for iSCSI
      firewalld:
        service: iscsi-target
        state: enabled
        immediate: yes
        permanent: yes

    - name: check if the target already exists
      command: targetcli ls /iscsi/iqn.2014-06.com.example:rack1
      register: cmdout
      ignore_errors: true
      changed_when: false

    - name: the iSCSI target is prepared
      shell: |
        targetcli /backstores/block create rack1.disk1 /dev/vdb1
        targetcli /iscsi create iqn.2014-06.com.example:rack1
        targetcli /iscsi/iqn.2014-06.com.example:rack1/tpg1/acls create iqn.2014-06.com.example:servera
        targetcli /iscsi/iqn.2014-06.com.example:rack1/tpg1/luns create /backstores/block/rack1.disk1
        targetcli /iscsi/iqn.2014-06.com.example:rack1/tpg1/portals delete 0.0.0.0 3260
        targetcli /iscsi/iqn.2014-06.com.example:rack1/tpg1/portals create 172.25.250.12 3260
        targetcli saveconfig
      when: cmdout.rc != 0