iiab/roles/network/tasks/restart.yml

- name: Restart hostapd when WiFi is present
  systemd:
    name: hostapd
    state: restarted
  when: iiab_wireless_lan_iface is defined and hostapd_enabled and iiab_network_mode != "Appliance"

- name: Start named service
  systemd:
    name: "{{ dns_service }}"
    state: restarted
  when: named_enabled and named_install

- name: Stop Squid service
  systemd:
    name: "{{ proxy }}"
    state: stopped
  async: 120
  when: squid_install

- name: Stop DansGuardian
  systemd:
    name: dansguardian
    state: stopped
  when: dansguardian_install

- name: Restart DansGuardian service (dansguardian) except Ubuntu which needs reboot to activate
  systemd:
    name: dansguardian
    state: restarted
  when: dansguardian_enabled and dansguardian_install and ( not is_ubuntu and iiab_stage|int < 4 )

# Squid get re-loaded with dispatcher.d
- name: Restart Squid service ({{ proxy }})
  systemd:
    name: "{{ proxy }}"
    state: restarted
  when: squid_enabled and squid_install

- name: Restart Wondershaper service (wondershaper)
  systemd:
    name: wondershaper
    state: restarted
  when: wondershaper_enabled

- name: Restart Avahi service (avahi-daemon)
  systemd:
    name: avahi-daemon
    state: restarted

- name: Create gateway flag
  shell: echo 1 > /etc/sysconfig/olpc-scripts/setup.d/installed/gateway
  args:
    creates: /etc/sysconfig/olpc-scripts/setup.d/installed/gateway
  when: iiab_network_mode == "Gateway"

- name: Waiting {{ hostapd_wait }} seconds for network to stabilize (iiap-gen-iptables will fail if dnsmasq isn't ready!)
  shell: sleep {{ hostapd_wait }}

- name: Run /usr/bin/iiab-gen-iptables
  command: /usr/bin/iiab-gen-iptables

- name: Checking if WiFi slave is active
  shell: brctl show br0 | grep {{ iiab_wireless_lan_iface }} | wc -l
  when: hostapd_enabled and iiab_wireless_lan_iface is defined and iiab_lan_iface == "br0"
  register: wifi_slave

- name: Restart hostapd if WiFi slave is inactive
  systemd:
    name: hostapd
    state: restarted
  when: hostapd_enabled and wifi_slave.stdout is defined and wifi_slave.stdout == 0

- name: dhcp_server may be affected - starting - user choice
  systemd:
    name: "{{ dhcp_service2 }}"
    state: restarted
  when: (iiab_network_mode != "Appliance")    # Sufficient b/c br0 exists thanks to /etc/network/interfaces.d/iiab
  #when: (iiab_network_mode != "Appliance") and (not no_net_restart)
  #when: iiab_network_mode != "Appliance" and iiab_wan_iface != discovered_wireless_iface