- name: set connection information for all tasks
  set_fact:
    aws_connection_info: &aws_connection_info
      aws_access_key: "{{ aws_access_key }}"
      aws_secret_key: "{{ aws_secret_key }}"
      security_token: "{{ security_token }}"
      region: "{{ aws_region }}"
  no_log: true

- block:
    - name: Create IAM role for test
      iam_role:
        name: "ansible-test-sts-{{ resource_prefix }}-test-policy"
        assume_role_policy_document: "{{ lookup('file','assume-role-policy.json') }}"
        state: present
        create_instance_profile: yes
        managed_policy:
        - AmazonEC2ContainerServiceRole
        <<: *aws_connection_info
      register: iam_role

    - name: Create second IAM role for test
      iam_role:
        name: "ansible-test-sts-{{ resource_prefix }}-test-policy-2"
        assume_role_policy_document: "{{ lookup('file','assume-role-policy.json') }}"
        state: present
        create_instance_profile: yes
        managed_policy:
        - AmazonEC2ContainerServiceRole
        <<: *aws_connection_info
      register: iam_role_2

    - name: Make instance with an instance_role
      ec2_instance:
        name: "{{ resource_prefix }}-test-instance-role"
        image_id: "{{ ec2_ami_image[aws_region] }}"
        security_groups: "{{ sg.group_id }}"
        instance_type: t2.micro
        instance_role: "ansible-test-sts-{{ resource_prefix }}-test-policy"
        <<: *aws_connection_info
      register: instance_with_role

    - assert:
        that:
          - 'instance_with_role.instances[0].iam_instance_profile.arn == iam_role.arn.replace(":role/", ":instance-profile/")'

    - name: Make instance with an instance_role(check mode)
      ec2_instance:
        name: "{{ resource_prefix }}-test-instance-role-checkmode"
        image_id: "{{ ec2_ami_image[aws_region] }}"
        security_groups: "{{ sg.group_id }}"
        instance_type: t2.micro
        instance_role: "{{ iam_role.arn }}"
        <<: *aws_connection_info
      check_mode: yes

    - name: "fact presented ec2 instance"
      ec2_instance_info:
        filters:
          "tag:Name": "{{ resource_prefix }}-test-instance-role"
        <<: *aws_connection_info
      register: presented_instance_fact

    - name: "fact checkmode ec2 instance"
      ec2_instance_info:
        filters:
          "tag:Name": "{{ resource_prefix }}-test-instance-role-checkmode"
        <<: *aws_connection_info
      register: checkmode_instance_fact

    - name: "Confirm whether the check mode is working normally."
      assert:
        that:
          - "{{ presented_instance_fact.instances | length }} > 0"
          - "{{ checkmode_instance_fact.instances | length }} == 0"

    - name: Update instance with new instance_role
      ec2_instance:
        name: "{{ resource_prefix }}-test-instance-role"
        image_id: "{{ ec2_ami_image[aws_region] }}"
        security_groups: "{{ sg.group_id }}"
        instance_type: t2.micro
        instance_role: "{{ iam_role_2.arn }}"
        <<: *aws_connection_info
      register: instance_with_updated_role
      until: instance_with_updated_role is not failed
      retries: 10

    - assert:
        that:
          - 'instance_with_updated_role.instances[0].iam_instance_profile.arn == iam_role_2.arn.replace(":role/", ":instance-profile/")'
          - 'instance_with_updated_role.instances[0].instance_id == instance_with_role.instances[0].instance_id'

  always:
    - name: Terminate instance
      ec2:
        instance_ids: "{{ instance_with_role.instance_ids }}"
        state: absent
        <<: *aws_connection_info
      register: removed
      until: removed is not failed
      ignore_errors: yes
      retries: 10

    - name: Delete IAM role for test
      iam_role:
        name: "{{ item }}"
        assume_role_policy_document: "{{ lookup('file','assume-role-policy.json') }}"
        state: absent
        create_instance_profile: yes
        managed_policy:
        - AmazonEC2ContainerServiceRole
        <<: *aws_connection_info
      loop:
        - "ansible-test-sts-{{ resource_prefix }}-test-policy"
        - "ansible-test-sts-{{ resource_prefix }}-test-policy-2"
      register: removed
      until: removed is not failed
      ignore_errors: yes
      retries: 10