Made role OS-specific, added README

README.md

@@ -0,0 +1,11 @@
+ansible role to deploy and configure pihole, including local DNS entries
+
+# Required variables
+... e.g. in `group_vars`
+- `local_dns_entries` A list of local DNS entries to be set up. Only IPv4 is supported currently. Example:
+  ```
+  local_dns_entries:
+  - domain: printer.local
+    ip4: 192.168.1.50
+  ```
+- `pihole_admin_password` The password to be used on the WebUI login. Should be defined in an encrypted ansible vault

defaults/main.yml

@@ -1,2 +1,5 @@
 ---
 pihole_os_supported: False
+
+pihole_primary_dns_server: "208.67.222.220"
+pihole_fallback_dns_server: "208.67.222.222"

tasks/main.yml

@@ -23,21 +23,21 @@
 
 - name: Check whether pi-hole is installed
   stat:
-    path: /etc/pihole
+    path: "{{ pihole_config_dir }}"
   register: pihole_dir
 
 - name: Clone the pi-hole repo
   ansible.builtin.git:
     repo: https://github.com/pi-hole/pi-hole.git
     depth: 1
-    dest: "/var/pi-hole"
+    dest: "{{ pihole_download_dir }}"
     version: master
   when: not pihole_dir.stat.exists
 
-- name: Set /etc/pihole/setupVars.conf
+- name: Set setupVars.conf
   template:
     src: setupVars.conf.j2
-    dest: /etc/pihole/setupVars.conf
+    dest: "{{ pihole_config_dir }}setupVars.conf"
     owner: root
     mode: 0400
   when: not pihole_dir.stat.exists
@@ -45,7 +45,7 @@
 # pihole unattented install only works if /etc/pihole/setupVars.conf already exists
 # debug tip: keep track of the install progress by tailing the log-file
 - name: Run pi-hole install script
-  ansible.builtin.shell: "'/var/pi-hole/automated install/basic-install.sh' --unattended >> {{ ansible_env.HOME }}/pihole_install.log"
+  ansible.builtin.shell: "'{{ pihole_download_dir }}automated install/basic-install.sh' --unattended >> {{ ansible_env.HOME }}/pihole_install.log"
   args:
     warn: false
   when: not pihole_dir.stat.exists
@@ -56,7 +56,7 @@
 - name: Set local DNS entries
   template:
     src: custom.list.j2
-    dest: /etc/pihole/custom.list
+    dest: "{{ pihole_config_dir }}custom.list"
     owner: root
     mode: 0664
 

templates/setupVars.conf.j2

@@ -8,10 +8,10 @@ LIGHTTPD_ENABLED=true
 CACHE_SIZE=10000
 BLOCKING_ENABLED=true
 {# doesn't matter, password will be set using pihole cli later #}
-WEBPASSWORD=642da416d1acba139eb3514b7ef3318104937f4eeceb8b33663d46c23f56dbfa
+WEBPASSWORD=642da416d1acba139eb35a948e43318104937f4eeceb8b33663d46c23f56dbfa
 DNSMASQ_LISTENING=single
-PIHOLE_DNS_1=192.168.2.105#5335
+PIHOLE_DNS_1={{ pihole_primary_dns_server }}
-PIHOLE_DNS_2=208.67.222.220
+PIHOLE_DNS_2={{ pihole_fallback_dns_server }}
 DNS_FQDN_REQUIRED=true
 DNS_BOGUS_PRIV=true
 DNSSEC=false

vars/debian.yml

@@ -1,2 +1,5 @@
 ---
 pihole_os_supported: True
+
+pihole_config_dir: /etc/pihole/
+pihole_download_dir: /var/pi-hole/