Docker fixes

Dockerfile

@@ -0,0 +1,20 @@
+FROM ubuntu:16.04
+MAINTAINER Mischa ter Smitten <[email protected]>
+
+# python
+RUN apt-get update && \
+  DEBIAN_FRONTEND=noninteractive apt-get install -y python-minimal python-dev curl && \
+  apt-get clean
+RUN curl -sL https://bootstrap.pypa.io/get-pip.py | python -
+RUN rm -rf $HOME/.cache
+
+# ansible
+RUN DEBIAN_FRONTEND=noninteractive apt-get install -y gcc libffi-dev libssl-dev && \
+  apt-get clean
+RUN pip install ansible==2.3.2.0
+RUN rm -rf $HOME/.cache
+
+# provision
+COPY . /etc/ansible/roles/ansible-role
+WORKDIR /etc/ansible/roles/ansible-role
+RUN ansible-playbook -i tests/inventory tests/test.yml --connection=local -vvvv

handlers/main.yml

@@ -1,6 +1,20 @@
 # handlers file for postfix
 ---
 - name: restart postfix
+  command: /bin/true
+  notify:
+    - remove pid
+    - restart service
+
+- name: remove pid
+  file:
+    path: "~postfix/pid/master.pid"
+    state: absent
+  when: >
+    (ansible_virtualization_role | default('host') == "guest")
+    and (ansible_virtualization_type | default('none') == "docker")
+
+- name: restart service
   service:
     name: postfix
     state: restarted