---
# Copyright 2015, Rackspace US, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Packages need to be installed outside
# of venv to be usable by Ansible

- name: Test neutron
  hosts: neutron_all
  user: root
  gather_facts: true
  tasks:
    - name: Install testing pip packages
      pip:
        name: "{{ item }}"
      with_items:
        - python-neutronclient
        - httplib2

    - name: Check the neutron api
      uri:
        url: "http://localhost:9696"
        status_code: 200

    # No assertion around this yet, just useful for debug purposes
    # TODO(automagically) - Test for all expected agents and agent status
    - name: Neutron agents status
      shell: |
         . /root/openrc
         neutron agent-list
      register: agent_list

    - name: Ensure that the DHCP agent is alive
      shell: |
        . /root/openrc
        neutron agent-list | grep DHCP
      register: neutron_dhcp_agent
      until: neutron_dhcp_agent.stdout.find(':-)') != -1
      when:
        - groups['neutron_dhcp_agent'] | length > 0
      retries: 5
      delay: 10

    - name: Create test network
      neutron:
        command: create_network
        openrc_path: /root/openrc
        net_name: test-network

    - name: Ensuring network is created correctly
      shell: |
        . /root/openrc
        neutron net-list -c id -c name -f value | grep test-network
      register: neutron_net_list
      until: neutron_net_list.rc == 0
      retries: 10
      delay: 3

    - name: Create test subnet
      shell: |
        . /root/openrc
        neutron subnet-create --name test-subnet test-network 192.168.74.0/24
      register: neutron_subnet_create

    - name: Debug test subnet output
      debug:
        msg: "{{ neutron_subnet_create.stdout_lines }}"

    - name: Ensuring subnet is created correctly
      shell: |
        . /root/openrc
        neutron subnet-list -c id -c name -f value | grep test-subnet
      register: neutron_subnet_list
      until: neutron_subnet_list.rc == 0
      retries: 10
      delay: 3

    # (andymccr): To avoid a race condition we can restart
    # the neutron-dhcp-agent service:
    # https://bugs.launchpad.net/openstack-ansible/+bug/1629346
    - name: Restart neutron-dhcp-agent service
      service:
        state: restarted
        name: neutron-dhcp-agent

    - name: Ensure the dhcp agent is on the net
      shell: |
        . /root/openrc
        neutron dhcp-agent-list-hosting-net '{{ neutron_net_list.stdout_lines[0].split(' ')[0] }}' | grep ":-)"
      register: neutron_dhcp_agent_list
      until: neutron_dhcp_agent_list.rc == 0
      retries: 10
      delay: 3

    - name: Check for dhcp network namespace
      shell: ip netns ls
      register: dhcp_namespace
      until: dhcp_namespace.stdout.find("qdhcp") != -1
      retries: 5
      delay: 10

    - name: List the namespaces
      debug:
        msg: "{{ dhcp_namespace }}"

    - name: Make sure the dhcp namespace is present
      assert:
        that:
          - "'qdhcp' in dhcp_namespace.stdout"
      when:
        - groups['neutron_dhcp_agent'] | length > 0

    - name: Check for iptables checksum rule
      shell: |
        ip netns exec {{ dhcp_namespace.stdout.split(' ')[0] }} iptables -C neutron-dhcp-age-POSTROUTING -t mangle -p udp --dport 68 -j CHECKSUM --checksum-fill
      register: checksum_rule
      until : checksum_rule.rc == 0
      retries: 5
      delay: 10
      when:
         - groups['neutron_linuxbridge_agent'] | length > 0

  post_tasks:
    - include: test-calico-functional.yml
      when:
        - "{{ neutron_plugin_type == 'ml2.calico' }}"
  vars_files:
    - common/test-vars.yml