diff --git a/pottwal.yml b/pottwal.yml
index 77f8066..d75e2ec 100644
--- a/pottwal.yml
+++ b/pottwal.yml
@@ -4,6 +4,12 @@
   vars:
     ansible_python_interpreter: /usr/bin/python3
 
+    openhab_image: openhab/openhab:2.5.10
+    openhab_data: /srv/data/openhab
+    openhab_host_port: 8081
+    openhab_configuration_source: https://github.com/netz39/n39-openhab.git
+    openhab_configuration_version: master
+
   roles:
   - role: docker_setup
     vars:
@@ -11,3 +17,49 @@
   - role: apache
 
   tasks:
+    - name: Ensure the openhab directories exist
+      file:
+        path: "{{ item }}"
+        state: directory
+      with_items:
+        - "{{ openhab_data }}/addons"
+        - "{{ openhab_data }}/conf"
+        - "{{ openhab_data }}/userdata"
+
+    - name: Clone or update configuration
+      git:
+        repo: "{{ openhab_configuration_source }}"
+        version: "{{ openhab_configuration_version }}"
+        dest: "{{ openhab_data }}/conf"
+        clone: yes
+        update: yes
+      notify: restart openhab
+
+    - name: ensure openhab is up and running
+      docker_container:
+        name: openhab
+        image: "{{ openhab_image }}"
+        pull: true
+        state: started
+        detach: yes
+        interactive: yes
+        tty: yes
+        ports:
+          - "{{ openhab_host_port }}:8080"
+        volumes:
+          - /etc/localtime:/etc/localtime:ro
+          - /etc/timezone:/etc/timezone:ro
+          - "{{ openhab_data }}/addons:/openhab/addons:rw"
+          - "{{ openhab_data }}/conf:/openhab/conf:rw"
+          - "{{ openhab_data }}/userdata:/openhab/userdata:rw"
+        keep_volumes: yes
+        restart_policy: unless-stopped
+        env:
+          EXTRA_JAVA_OPTS="-Duser.timezone=Europe/Berlin"
+
+  handlers:
+    - name: restart openhab
+      docker_container:
+        name: openhab
+        state: started
+        restart: yes