From 9d9f98f75470fc83ef41bd4b37dbc0d5f3d9de5c Mon Sep 17 00:00:00 2001
From: Carl Karsten <carl@personnelware.com>
Date: Mon, 6 Mar 2017 10:47:30 -0600
Subject: [PATCH] Restart after changing network configuration files

But not during initial runs in D-I, obviously
---
 roles/dhcp-server/handlers/main.yml | 17 +++++++++++++++++
 roles/dhcp-server/tasks/main.yml    |  3 +++
 2 files changed, 20 insertions(+)

diff --git a/roles/dhcp-server/handlers/main.yml b/roles/dhcp-server/handlers/main.yml
index f6d4d46..3815964 100644
--- a/roles/dhcp-server/handlers/main.yml
+++ b/roles/dhcp-server/handlers/main.yml
@@ -7,3 +7,20 @@
 
 - name: restart network-manager
   command: "/bin/systemctl restart NetworkManager.service"
+
+- name: reboot
+  when: ansible_connection != 'local'
+  command: shutdown -r now "Reboot triggered by Ansible"
+  async: 0
+  poll: 0
+  ignore_errors: true
+
+- name: wait for reboot
+  when: ansible_connection != 'local'
+  local_action:
+    module: wait_for
+    host: "{{ inventory_hostname }}"
+    port: "{{ ansible_port | default(22) }}"
+    delay: 1
+    timeout: 300
+  sudo: false
diff --git a/roles/dhcp-server/tasks/main.yml b/roles/dhcp-server/tasks/main.yml
index 4499352..c0b7dc3 100644
--- a/roles/dhcp-server/tasks/main.yml
+++ b/roles/dhcp-server/tasks/main.yml
@@ -7,6 +7,9 @@
   template:
     src: templates/76-netnames.rules.j2
     dest: /etc/udev/rules.d/76-netnames.rules
+  notify:
+  - reboot
+  - wait for reboot
 
 - name: configure network interfaces (static)
   template: