Add support for Ubuntu 18.04 (bionic) (#60)

* Don't force installation of apt packages

The Ansible documentation warns against using this option, and the
corresponding apt argument has been removed as of Ubuntu 18.04
(bionic).

* Add test for deployment on Ubuntu 18.04 (bionic)

molecule/bionic/Dockerfile.j2

@@ -0,0 +1,16 @@
+# Molecule managed
+
+{% if item.registry is defined %}
+FROM {{ item.registry.url }}/{{ item.image }}
+{% else %}
+FROM {{ item.image }}
+{% endif %}
+
+RUN apt-get update && \
+    apt-get install -y gpg apt-transport-https aptitude bash ca-certificates sudo \
+        python python-apt && \
+    apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-key 04EE7237B7D453EC && \
+    apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-key 648ACFD622F3D138 && \
+    apt-get clean
+
+RUN useradd -G sudo molecule

molecule/bionic/jenkins-configs/config.xml

@@ -0,0 +1,46 @@
+<?xml version='1.1' encoding='UTF-8'?>
+<hudson>
+  <disabledAdministrativeMonitors/>
+  <version>2.176.1</version>
+  <installStateName>RESTART</installStateName>
+  <numExecutors>1</numExecutors>
+  <mode>EXCLUSIVE</mode>
+  <useSecurity>true</useSecurity>
+  <authorizationStrategy class="hudson.security.AuthorizationStrategy$Unsecured"/>
+  <securityRealm class="hudson.security.HudsonPrivateSecurityRealm">
+    <disableSignup>false</disableSignup>
+    <enableCaptcha>false</enableCaptcha>
+  </securityRealm>
+  <disableRememberMe>false</disableRememberMe>
+  <projectNamingStrategy class="jenkins.model.ProjectNamingStrategy$DefaultProjectNamingStrategy"/>
+  <workspaceDir>${JENKINS_HOME}/workspace/${ITEM_FULLNAME}</workspaceDir>
+  <buildsDir>${ITEM_ROOTDIR}/builds</buildsDir>
+  <markupFormatter class="hudson.markup.EscapedMarkupFormatter"/>
+  <jdks/>
+  <viewsTabBar class="hudson.views.DefaultViewsTabBar"/>
+  <myViewsTabBar class="hudson.views.DefaultMyViewsTabBar"/>
+  <clouds/>
+  <quietPeriod>0</quietPeriod>
+  <scmCheckoutRetryCount>0</scmCheckoutRetryCount>
+  <views>
+    <hudson.model.AllView>
+      <owner class="hudson" reference="../../.."/>
+      <name>all</name>
+      <filterExecutors>false</filterExecutors>
+      <filterQueue>false</filterQueue>
+      <properties class="hudson.model.View$PropertyList"/>
+    </hudson.model.AllView>
+  </views>
+  <primaryView>all</primaryView>
+  <slaveAgentPort>0</slaveAgentPort>
+  <disabledAgentProtocols>
+    <string>JNLP-connect</string>
+    <string>JNLP2-connect</string>
+  </disabledAgentProtocols>
+  <label>master</label>
+  <crumbIssuer class="hudson.security.csrf.DefaultCrumbIssuer">
+    <excludeClientIPFromCrumb>false</excludeClientIPFromCrumb>
+  </crumbIssuer>
+  <nodeProperties/>
+  <globalNodeProperties/>
+</hudson>

molecule/bionic/molecule.yml

@@ -0,0 +1,31 @@
+---
+dependency:
+  name: galaxy
+driver:
+  name: docker
+lint:
+  name: yamllint
+platforms:
+  - name: instance
+    image: ubuntu:18.04
+    privileged: true
+    exposed_ports:
+      - 8080/tcp
+    published_ports:
+      - 0.0.0.0:8080:8080/tcp
+    env:
+      JENKINS_HOME: /jenkins
+provisioner:
+  name: ansible
+  log: true
+  lint:
+    name: ansible-lint
+    options:
+      # E602: Don't compare to empty string
+      # All workarounds for this are uglier than just comparing to empty strings. See:
+      # https://github.com/ansible/ansible-lint/issues/457
+      x: ['602']
+verifier:
+  name: testinfra
+  lint:
+    name: flake8

molecule/bionic/playbook.yml

@@ -0,0 +1,11 @@
+---
+- name: Converge
+  hosts: all
+  vars:
+    jenkins_config_owner: "jenkins"
+    jenkins_config_group: "jenkins"
+    jenkins_home: "/jenkins"
+    jenkins_install_via: "apt"
+    jenkins_version: "2.176.1"
+  roles:
+    - ansible-jenkins

molecule/bionic/tests/.gitignore

@@ -0,0 +1 @@
+__pycache__/

molecule/bionic/tests/test_default.py

@@ -0,0 +1,22 @@
+import os
+
+import testinfra.utils.ansible_runner
+
+from jenkins import Jenkins
+
+
+testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
+    os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')
+
+
+def test_jenkins_installed(host):
+    package = host.package('jenkins')
+
+    assert package.is_installed
+
+
+def test_jenkins_version():
+    master = Jenkins('http://127.0.0.1:8080')
+    version = master.get_version()
+
+    assert version == '2.176.1'

tasks/apt/install.yml

@@ -64,5 +64,4 @@
 - name: Install Jenkins binary package
   apt:
     name: "jenkins={{ jenkins_version }}"
-    force: true
     update_cache: true