--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/playbook-example.yml	Sat Feb 20 17:26:46 2016 +0800
@@ -0,0 +1,35 @@
+---
+- hosts: all
+  become: yes
+  vars:
+    hostname: mydomain
+  pre_tasks:
+    # NOTE: you probably don't want to run these 3 commands on a real box.
+    # Also, to be able to access hgweb from inside the box, you need to use
+    # domain name (i.e. http://127.0.0.1/ won't work). Make sure you have DNS
+    # records for hg.mydomain or add it to /etc/hosts.
+    - name: Set hostname
+      hostname: name={{ hostname }}
+    - name: Update /etc/hostname
+      shell: echo '{{ hostname }}' > /etc/hostname
+    - name: Update /etc/hosts
+      shell: echo '127.0.0.1 {{ hostname }}' >> /etc/hosts
+
+    # NOTE: this role depends on nginx and supervisor packages being installed,
+    # and also it uses two handlers:
+    # - reload supervisor
+    # - restart nginx
+    # If you don't have your own nginx and supervisor roles, just reload or
+    # restart both services manually after running this playbook.
+    - name: Install nginx
+      apt: package=nginx-full state=installed update_cache=yes cache_valid_time=3600
+    - name: Install supervisor
+      apt: package=supervisor state=installed
+  roles:
+#    - role: nginx
+#      tags: [nginx]
+#    - role: supervisor
+#      tags: [supervisor]
+    - role: hgweb
+      tags: [hgweb]
+...