Expand LXD driver functionality

molecule/command/init/template.py

@@ -35,7 +35,7 @@ class Template(base.Base):
     """
     .. program:: molecule init template --url https://example.com/user/cookiecutter-repo
 
-    .. option:: molecule init init template --url https://example.com/user/cookiecutter-repo
+    .. option:: molecule init template --url https://example.com/user/cookiecutter-repo
 
         Initialize a new role from a Cookiecutter URL.
     """  # noqa

molecule/driver/lxd.py

@@ -38,6 +38,17 @@ class LXD(base.Base):
 
         driver:
           name: lxd
+        platforms:
+          - name: instance
+            url: https://127.0.0.1:8443
+            cert_file: "/root/.config/lxc/client.crt"
+            key_file: "/root/.config/lxc/client.key"
+            trust_password: password
+            mode: pull|local
+            server: https://images.linuxcontainers.org
+            alias: ubuntu/xenial/amd64
+            profiles:
+              - default
 
     Provide the files Molecule will preserve upon each subcommand execution.
 

molecule/cookiecutter/scenario/driver/lxd/{{cookiecutter.molecule_directory}}/{{cookiecutter.scenario_name}}/create.yml → molecule/provisioner/ansible/playbooks/lxd/create.yml

@@ -1,5 +1,4 @@
 ---
-{% raw -%}
 - name: Create
   hosts: localhost
   connection: local
@@ -8,16 +7,19 @@
   tasks:
     - name: Create molecule instance(s)
       lxd_container:
+        url: "{{ item.url | default(omit) }}"
+        cert_file: "{{ item.cert_file | default(omit) }}"
+        key_file: "{{ item.key_file | default(omit) }}"
+        trust_password: "{{ item.trust_password | default(omit) }}"
         name: "{{ item.name }}"
         state: started
         source:
           type: image
-          mode: pull
-          server: https://images.linuxcontainers.org
+          mode: "{{ item.mode | default('pull') }}"
+          server: "{{ item.server | default('https://images.linuxcontainers.org') }}"
           protocol: lxd
-          alias: ubuntu/xenial/amd64
-        profiles: ["default"]
+          alias: "{{ item.alias | default('ubuntu/xenial/amd64') }}"
+        profiles: "{{ item.profiles | default(omit) }}"
         wait_for_ipv4_addresses: true
         timeout: 600
       with_items: "{{ molecule_yml.platforms }}"
-{%- endraw %}

molecule/cookiecutter/scenario/driver/lxd/{{cookiecutter.molecule_directory}}/{{cookiecutter.scenario_name}}/destroy.yml → molecule/provisioner/ansible/playbooks/lxd/destroy.yml

@@ -1,5 +1,4 @@
 ---
-{% raw %}
 - name: Destroy
   hosts: localhost
   connection: local
@@ -8,8 +7,11 @@
   tasks:
     - name: Destroy molecule instance(s)
       lxd_container:
+        url: "{{ item.url | default(omit)}}"
+        cert_file: "{{ item.cert_file | default(omit) }}"
+        key_file: "{{ item.key_file | default(omit) }}"
+        trust_password: "{{ item.trust_password | default(omit) }}"
         name: "{{ item.name }}"
         state: absent
         force_stop: "{{ item.force_stop | default(true) }}"
       with_items: "{{ molecule_yml.platforms }}"
-{%- endraw %}

molecule/provisioner/ansible/playbooks/lxd/prepare.yml

@@ -0,0 +1,53 @@
+---
+- name: Prepare
+  hosts: all
+  gather_facts: false
+  tasks:
+    - name: Test if Python is installed
+      raw: python -V # execute Python
+      register: python_version
+      changed_when: "'not found' in python_version.stderr"
+      failed_when: false
+
+    - name: Install Python when not installed
+      raw: |
+        if [ -x "$(command -v apt-get)" ]
+        then
+          apt-get update && apt-get install -y python
+        elif [ -x "$(command -v yum)" ]
+        then
+          yum install -y python
+        elif [ -x "$(command -v zypper)" ]
+        then
+          zypper -n --gpg-auto-import-keys refresh && zypper -n install -y python python-xml
+        elif [ -x "$(command -v apk)" ]
+        then
+          apk update && apk add python
+        elif [ -x "$(command -v pacman)" ]
+        then
+          pacman -Syu --noconfirm python2
+        elif [ -x "$(command -v dnf)" ]
+        then
+          dnf --assumeyes install python python-devel python2-dnf
+        elif [ -x "$(command -v emerge)" ]
+        then
+          emerge --ask n dev-lang/python-2
+        fi
+      when: "'not found' in python_version.stderr"
+
+    - name: Gathering Facts
+      setup: # aka gather_facts
+
+    - name: Install equery on Gentoo based containers when not available
+      raw: test -e /usr/bin/equery || emerge --ask n gentoolkit
+      register: equery_status
+      changed_when: equery_status.stdout != ''
+      when: ansible_os_family == 'Gentoo'
+
+    - name: Install some basic packages because LXC containers are bare
+      package:
+        name:
+          - ca-certificates
+          - curl
+          - sudo
+        state: present

test/resources/playbooks/lxd/create.yml

@@ -7,15 +7,19 @@
   tasks:
     - name: Create molecule instance(s)
       lxd_container:
+        url: "{{ item.url | default(omit) }}"
+        cert_file: "{{ item.cert_file | default(omit) }}"
+        key_file: "{{ item.key_file | default(omit) }}"
+        trust_password: "{{ item.trust_password | default(omit) }}"
         name: "{{ item.name }}"
         state: started
         source:
           type: image
-          mode: pull
-          server: https://images.linuxcontainers.org
+          mode: "{{ item.mode | default('pull') }}"
+          server: "{{ item.server | default('https://images.linuxcontainers.org') }}"
           protocol: lxd
-          alias: ubuntu/xenial/amd64
-        profiles: ["default"]
+          alias: "{{ item.alias | default('ubuntu/xenial/amd64') }}"
+        profiles: "{{ item.profiles | default(omit) }}"
         wait_for_ipv4_addresses: true
         timeout: 600
       with_items: "{{ molecule_yml.platforms }}"

test/resources/playbooks/lxd/destroy.yml

@@ -7,6 +7,10 @@
   tasks:
     - name: Destroy molecule instance(s)
       lxd_container:
+        url: "{{ item.url | default(omit)}}"
+        cert_file: "{{ item.cert_file | default(omit) }}"
+        key_file: "{{ item.key_file | default(omit) }}"
+        trust_password: "{{ item.trust_password | default(omit) }}"
         name: "{{ item.name }}"
         state: absent
         force_stop: "{{ item.force_stop | default(true) }}"