- name: "Checking presense of OpenVsitch and comparing MD5 hash value"
  stat:
    path: /usr/sbin/ovsdb-server
    checksum_algorithm: md5
  register: ovsdb_server_exists

# This will ensure that all OpenvSwitch binaries are running the desired version, based on the MD5 value stored in the variables file
# When releasing a new version of ovs, update this md5 an update the copy and install tasks below

- name: "Set fact to False"
  set_fact:
    force_new_ovs_download: False

- name: "Set fact to true if the source file exists but the MD5 sum does not match"
  set_fact:
    force_new_ovs_download: "{{ ovsdb_server_exists.stat.checksum != ovsdb_server_md5_value }}"
  when: ovsdb_server_exists.stat.exists == True


- name: "Set fact to true if the source file does not exist"
  set_fact:
    force_new_ovs_download: True
  when: ovsdb_server_exists.stat.exists == False

- debug: msg="Installing OpenVSwitch"
  when: force_new_ovs_download == True

- debug: msg="NOT Installing OpenVSwitch, MD5 sum matches"
  when: force_new_ovs_download == False

- name: "Copy OVN binaries"
  copy:
    src: "{{item}}"
    dest: "/tmp/{{item}}"
  with_items:
    - libopenvswitch_2.14.0-1_amd64.deb
    - openvswitch-common_2.14.0-1_amd64.deb
    - openvswitch-switch_2.14.0-1_amd64.deb
  when: force_new_ovs_download == True




- name: "Install packages"
  apt:
    deb: "{{ item }}"
  with_items:
    - "/tmp/libopenvswitch_2.14.0-1_amd64.deb"
    - "/tmp/openvswitch-common_2.14.0-1_amd64.deb"
    - "/tmp/openvswitch-switch_2.14.0-1_amd64.deb"
  when: force_new_ovs_download == True









- name: "Checking presense of OVN and comparing MD5 hash value"
  stat:
    path: /usr/bin/ovn-nbctl
    checksum_algorithm: md5
  register: ovn_nbctl_exists

# This will ensure that all OVN binaries are running the desired version, based on the MD5 value stored in the variables file
# When releasing a new version of OVN, update this md5 an update the copy and install tasks below

- name: "Set fact to False"
  set_fact:
    force_new_ovn_download: False

- name: "Set fact to true if the source file exists but the MD5 sum does not match"
  set_fact:
    force_new_ovn_download: "{{ ovn_nbctl_exists.stat.checksum != ovn_nbctl_md5_value }}"
  when: ovn_nbctl_exists.stat.exists == True

#- debug: msg={{ovn_nbctl_md5_value}}
#- debug: msg={{ovn_nbctl_exists}}

- name: "Set fact to true if the source file does not exist"
  set_fact:
    force_new_ovn_download: True
  when: ovn_nbctl_exists.stat.exists == False

- debug: msg="Installing OVN"
  when: force_new_ovn_download == True

- debug: msg="NOT Installing OVN, MD5 sum matches"
  when: force_new_ovn_download == False

- name: "Copy OVN binaries"
  copy:
    src: "{{item}}"
    dest: "/tmp/{{item}}"
  with_items:
    - ovn_20.09.0-1_amd64.deb
  when: force_new_ovn_download == True

- name: "Install packages"
  apt:
    deb: "{{ item }}"
  with_items:
    - "/tmp/ovn_20.09.0-1_amd64.deb"
  when: force_new_ovn_download == True


- name: Generate OVN NB Connection fact
  set_fact: OVN_NB_Connection="{% for host in groups[ovn_nb_group_name_rendered] %}tcp:{{ hostvars[host].host_loopback_IP }}:6641{% if not loop.last %},{% endif %}{% endfor %}"
  

#Install the custom service to start OVS and OVN as required
- name: "Copy /usr/sbin/ovsovn-service-manager.sh file"
  template:
    src: ovsovn-service-manager.sh.j2
    dest: "/usr/sbin/ovsovn-service-manager.sh"
    mode: +x
  notify:
   - restart ovsovn.service
  tags: service

- name: "Configure ovsovn.service"
  action: template src=files/ovsovn.service dest=/etc/systemd/system/ovsovn.service backup=no
  notify:
   - restart ovsovn.service
  tags: service

- name: "Reload systemctl then enable & start ovsovn service"
  systemd:
    state: started
    enabled: True
    daemon_reload: yes
    name:  ovsovn.service
  tags: service