Add compatibility with more distributions

defaults/main.yml

@@ -28,15 +28,6 @@ dhcpd_mode: 'server'
 dhcpd_ipversion: '4'
 
 
-# .. envvar:: dhcpd_base_packages_map
-#
-# What packages should be installed, depending on mode of operation
-dhcpd_base_packages_map:
-  'server': [ 'isc-dhcp-server' ]
-  'relay':  [ 'isc-dhcp-relay' ]
-  'probe':  []
-
-
 # --------------------------------
 #   ISC DHCP Relay configuration
 # --------------------------------

handlers/main.yml

@@ -1,23 +1,28 @@
 ---
 
-- name: Restart isc-dhcp-server
+- name: Restart dhcp server
   service:
-    name: 'isc-dhcp-server'
+    name: '{{ item }}'
     state: 'restarted'
+  with_items: "{{ dhcpd_services.server }}"
 
-- name: Restart isc-dhcp-relay
+- name: Restart dhcp relay
   service:
-    name: 'isc-dhcp-relay'
+    name: '{{ item }}'
     state: 'restarted'
+  with_items: "{{ dhcpd_services.relay }}"
 
-- name: Restart dhcp-probe
+- name: Restart dhcp probe
   service:
-    name: 'dhcp-probe'
+    name: '{{ item }}'
     state: 'stopped'
-  notify: [ 'Start dhcp-probe' ]
+  with_items: "{{ dhcpd_services.probe }}"
+  notify: [ 'Start dhcp probe' ]
 
-- name: Start dhcp-probe
+- name: Start dhcp probe
   service:
-    name: 'dhcp-probe'
+    name: '{{ item }}'
     state: 'started'
+  with_items: "{{ dhcpd_services.probe }}"
 
+# vim: set ts=2 sw=2:

meta/main.yml

@@ -17,6 +17,8 @@ galaxy_info:
   - name: Debian
     versions:
     - all
+  - name: Archlinux
+  - name: Alpine
   categories:
   - networking
   - system

tasks/dist_vars.yml

@@ -0,0 +1,20 @@
+---
+
+- name: Include distribution specific variables
+  include_vars:
+    file: "{{ item }}"
+    name: _os_specific
+  with_first_found:
+    - "{{ ansible_distribution_release }}.yml"
+    - "{{ ansible_distribution }}.yml"
+    - "{{ ansible_os_family }}.yml"
+    - "default.yml"
+
+- name: Set OS specific vars if undefined
+  set_fact: {
+    "{{ item.key }}":
+      "{{ hostvars[inventory_hostname][item.key] | default(item.value) }}"
+  }
+  with_dict: "{{ _os_specific }}"
+
+# vim: set ts=2 sw=2:

tasks/install.yml

@@ -0,0 +1,31 @@
+---
+
+- name: Configure DHCP relay in debconf
+  debconf:
+    name: 'isc-dhcp-relay'
+    question: 'isc-dhcp-relay/{{ item.key }}'
+    vtype: 'string'
+    value: '{{ item.value }}'
+  with_dict:
+    servers:    '{{ dhcpd_relay_servers | join(" ") }}'
+    interfaces: '{{ dhcpd_relay_interfaces | join(" ") }}'
+    options:    '{{ dhcpd_relay_options }}'
+  register: dhcpd_register_relay_debconf
+  when:
+    - ansible_os_family == "Debian"
+    - dhcpd_mode == 'relay'
+
+- name: Install DHCP packages
+  package:
+    name: '{{ item }}'
+    state: 'present'
+  with_flattened:
+    - '{{ dhcpd_base_packages_map[dhcpd_mode] }}'
+    - '{{ dhcpd_base_packages_map["probe"] }}'
+
+- name: Reconfigure ISC DHCP relay
+  command: dpkg-reconfigure --frontend=noninteractive isc-dhcp-relay
+  notify: [ 'Restart dhcp relay' ]
+  when:
+    - ansible_os_family == "Debian"
+    - dhcpd_register_relay_debconf|d() and dhcpd_register_relay_debconf.changed

tasks/main.yml

@@ -1,31 +1,7 @@
 ---
 
-- name: Configure DHCP relay in debconf
+- include: dist_vars.yml
-  debconf:
+- include: install.yml
-    name: 'isc-dhcp-relay'
-    question: 'isc-dhcp-relay/{{ item.key }}'
-    vtype: 'string'
-    value: '{{ item.value }}'
-  with_dict:
-    servers:    '{{ dhcpd_relay_servers | join(" ") }}'
-    interfaces: '{{ dhcpd_relay_interfaces | join(" ") }}'
-    options:    '{{ dhcpd_relay_options }}'
-  register: dhcpd_register_relay_debconf
-  when: dhcpd_mode == 'relay'
-
-- name: Install DHCP packages
-  apt:
-    name: '{{ item }}'
-    state: 'present'
-    install_recommends: False
-  with_flattened:
-    - '{{ dhcpd_base_packages_map[dhcpd_mode] }}'
-    - [ '{{ "dhcp-probe" if (dhcpd_probe|d() and dhcpd_probe) else [] }}' ]
-
-- name: Reconfigure ISC DHCP relay
-  command: dpkg-reconfigure --frontend=noninteractive isc-dhcp-relay
-  notify: [ 'Restart isc-dhcp-relay' ]
-  when: dhcpd_register_relay_debconf|d() and dhcpd_register_relay_debconf.changed
 
 - name: Get list of nameservers configured in /etc/resolv.conf
   shell: grep -E '^nameserver\s' /etc/resolv.conf | awk '{print $2}'
@@ -46,8 +22,8 @@
     owner: 'root'
     group: 'root'
     mode: '0644'
-  with_items: [ 'etc/default/isc-dhcp-server', 'etc/dhcp/dhcpd.conf' ]
+  with_items: "{{ dhcpd_templates }}"
-  notify: [ 'Restart isc-dhcp-server' ]
+  notify: [ 'Restart dhcp server' ]
   register: dhcpd_register_config
   when: dhcpd_mode == 'server'
 
@@ -59,7 +35,7 @@
     group: 'root'
     mode: '0644'
   with_items: '{{ dhcpd_includes }}'
-  notify: [ 'Restart isc-dhcp-server' ]
+  notify: [ 'Restart dhcp server' ]
   when: ((item is defined and item) and dhcpd_mode == 'server' and
          (dhcpd_register_config is defined and dhcpd_register_config.changed))
 
@@ -69,4 +45,3 @@
 
 - include: dhcp-probe.yml
   when: dhcpd_probe|d() and dhcpd_probe
-

vars/Alpine.yml

@@ -0,0 +1,22 @@
+---
+
+dhcpd_base_packages_map:
+  'server':
+    - 'dhcp'
+  'relay':
+    - 'dhcp'
+  'probe':
+    - 'dhcp-probe'
+
+dhcpd_services:
+  'server':
+    - 'dhcpd'
+  'relay':
+    - 'dhcpd'
+  'probe':
+    - 'dhcp-probe'
+
+dhcpd_templates:
+  - 'etc/dhcp/dhcpd.conf'
+
+# vim: set ts=2 sw=2:

vars/Archlinux.yml

@@ -0,0 +1,22 @@
+---
+
+dhcpd_base_packages_map:
+  'server':
+    - 'dhcp'
+  'relay':
+    - 'dhcp'
+  'probe': []
+
+dhcpd_services:
+  'server':
+    - 'dhcpd4'
+    - 'dhcpd6'
+  'relay':
+    - 'dhcpd4'
+    - 'dhcpd6'
+  'probe': []
+
+dhcpd_templates:
+  - 'etc/dhcp/dhcpd.conf'
+
+# vim: set ts=2 sw=2:

vars/Debian.yml

@@ -0,0 +1,22 @@
+---
+
+dhcpd_base_packages_map:
+  'server':
+    - 'isc-dhcp-server'
+  'relay':
+    - 'isc-dhcp-relay'
+  'probe': []
+
+dhcpd_services:
+  'server':
+    - 'isc-dhcp-server'
+  'relay':
+    - 'isc-dhcp-relay'
+  'probe':
+    - 'dhcp-probe'
+
+dhcpd_templates:
+  - 'etc/default/isc-dhcp-server'
+  - 'etc/dhcp/dhcpd.conf'
+
+# vim: set ts=2 sw=2:

vars/RedHat.yml

@@ -0,0 +1,20 @@
+---
+
+dhcpd_base_packages_map:
+  'server':
+    - 'dhcp'
+  'relay':
+    - 'dhcp'
+  'probe': []
+
+dhcpd_services:
+  'server':
+    - 'dhcpd'
+  'relay':
+    - 'dhcpd'
+  'probe': []
+
+dhcpd_templates:
+  - 'etc/dhcp/dhcpd.conf'
+
+# vim: set ts=2 sw=2:

vars/default.yml

@@ -0,0 +1,22 @@
+---
+
+dhcpd_base_packages_map:
+  'server':
+    - 'dhcp'
+  'relay':
+    - 'dhcp'
+  'probe': []
+
+dhcpd_services:
+  'server':
+    - 'dhcpd4'
+    - 'dhcpd6'
+  'relay':
+    - 'dhcpd4'
+    - 'dhcpd6'
+  'probe': []
+
+dhcpd_templates:
+  - 'etc/dhcp/dhcpd.conf'
+
+# vim: set ts=2 sw=2:

vars/main.yml

@@ -0,0 +1,3 @@
+---
+
+# vim: set ts=2 sw=2: