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---
- hosts: localhost
  tasks:

  # Check ansible
  - name: Check Ansible version
    assert:
      that: >
        (ansible_version.major == 2 and ansible_version.minor >= 3) or
        (ansible_version.major > 2)
      msg: "Ansible version must be at least 2.3"

  # Check shade
  - name: Try to import python module shade
    command: python -c "import shade"
    ignore_errors: yes
    register: shade_result
  - name: Check if shade is installed
    assert:
      that: 'shade_result.rc == 0'
      msg: "Python module shade is not installed"

  # Check python-dns
  - name: Try to import python DNS module
    command: python -c "import dns"
    ignore_errors: yes
    register: pythondns_result
  - name: Check if python-dns is installed
    assert:
      that: 'pythondns_result.rc == 0'
      msg: "Python module python-dns is not installed"

  # Check jinja2
  - name: Try to import jinja2 module
    command: python -c "import jinja2"
    ignore_errors: yes
    register: jinja_result
  - name: Check if jinja2 is installed
    assert:
      that: 'jinja_result.rc == 0'
      msg: "Python module jinja2 is not installed"

  # Check Glance image
  - name: Try to get image facts
    os_image_facts:
      image: "{{ openstack_default_image_name }}"
    register: image_result
  - name: Check that image is available
    assert:
      that: "image_result.ansible_facts.openstack_image"
      msg: "Image {{ openstack_default_image_name }} is not available"

  # Check network name
  - name: Try to get network facts
    os_networks_facts:
      name: "{{ openstack_external_network_name }}"
    register: network_result
  - name: Check that network is available
    assert:
      that: "network_result.ansible_facts.openstack_networks"
      msg: "Network {{ openstack_external_network_name }} is not available"

  # Check keypair
  # TODO kpilatov: there is no Ansible module for getting OS keypairs
  #                (os_keypair is not suitable for this)
  #                this method does not force python-openstackclient dependency
  - name: Try to show keypair
    command: >
             python -c 'import shade; cloud = shade.openstack_cloud();
             exit(cloud.get_keypair("{{ openstack_ssh_public_key }}") is None)'
    ignore_errors: yes
    register: key_result
  - name: Check that keypair is available
    assert:
      that: 'key_result.rc == 0'
      msg: "Keypair {{ openstack_ssh_public_key }} is not available"