Add kitchen-dokken testing to Travis

.kitchen.dokken.yml

@@ -0,0 +1,72 @@
+driver:
+  name: dokken
+  privileged: true # because Docker and SystemD/Upstart
+  chef_version: 12.19.36
+  # chef_version: current
+
+transport:
+  name: dokken
+
+provisioner:
+  name: dokken
+  require_chef_omnibus: 12.19.36
+
+# TODO: uncomment after converting to inspec
+# verifier:
+#   name: inspec
+
+platforms:
+- name: centos-6
+  driver:
+    image: centos:6
+    platform: rhel
+    pid_one_command: /sbin/init
+    intermediate_instructions:
+      - RUN yum -y install which initscripts net-tools wget sudo
+
+- name: centos-7
+  driver:
+    image: centos:7
+    platform: rhel
+    pid_one_command: /usr/lib/systemd/systemd
+    intermediate_instructions:
+      - RUN yum -y install lsof which systemd-sysv initscripts wget net-tools sudo
+
+- name: debian-7
+  driver:
+    image: debian:7
+    pid_one_command: /sbin/init
+    intermediate_instructions:
+      - RUN /usr/bin/apt-get update
+      - RUN /usr/bin/apt-get install -y apt-transport-https lsb-release procps net-tools sudo
+
+- name: debian-8
+  driver:
+    image: debian:8
+    pid_one_command: /bin/systemd
+    intermediate_instructions:
+      - RUN /usr/bin/apt-get update
+      - RUN /usr/bin/apt-get install -y apt-transport-https lsb-release procps net-tools sudo
+
+- name: fedora-latest
+  driver:
+    image: fedora:latest
+    pid_one_command: /usr/lib/systemd/systemd
+    intermediate_instructions:
+      - RUN dnf -y install yum which systemd-sysv initscripts wget net-tools sudo
+
+- name: ubuntu-14.04
+  driver:
+    image: ubuntu-upstart:14.04
+    pid_one_command: /sbin/init
+    intermediate_instructions:
+      - RUN /usr/bin/apt-get update
+      - RUN /usr/bin/apt-get install -y apt-transport-https lsb-release procps net-tools sudo
+
+- name: ubuntu-16.04
+  driver:
+    image: ubuntu:16.04
+    pid_one_command: /bin/systemd
+    intermediate_instructions:
+      - RUN /usr/bin/apt-get update
+      - RUN /usr/bin/apt-get install -y apt-transport-https lsb-release procps net-tools sudo

.travis.yml

@@ -1,12 +1,28 @@
 language: ruby
 cache: bundler
+services: docker
+dist: trusty
 rvm:
   - 2.3.1
-sudo: false
+sudo: required
 branches:
   only:
     - master
 bundler_args: --without=integration --path=.bundle
+env:
+  global:
+    - KITCHEN_LOCAL_YAML=.kitchen.dokken.yml
+  matrix:
+    - CMD="rake" OPTIONS="style"
+    - CMD="rake" OPTIONS="spec"
+    - CMD="kitchen verify" OPTIONS="default-centos-6"
+    - CMD="kitchen verify" OPTIONS="default-centos-7"
+    - CMD="kitchen verify" OPTIONS="default-debian-7"
+    - CMD="kitchen verify" OPTIONS="default-debian-8"
+    - CMD="kitchen verify" OPTIONS="default-fedora-latest"
+    - CMD="kitchen verify" OPTIONS="default-ubuntu-1404"
+    - CMD="kitchen verify" OPTIONS="default-ubuntu-1604"
+before_script:
+  - sudo iptables -L DOCKER || ( echo "DOCKER iptables chain missing" ; sudo iptables -N DOCKER )
 script:
-  - bundle exec rake style
-  - bundle exec rake spec
+  - bundle exec $CMD $OPTIONS

Gemfile

@@ -20,6 +20,10 @@ group :testing do
   gem 'rubocop'
 end
 
+group :travis_integration do
+  gem 'kitchen-dokken'
+end
+
 group :integration do
   gem 'busser-serverspec'
   gem 'kitchen-vagrant'