Periodic job to build + publish diskimage

Sets up a job to build an image and publishes it to the tarball
server.

Change-Id: I8dc005cf023a5562466f4ac9ce862ee9fc9a9c2a

playbooks/image-build/post.yaml

@@ -0,0 +1,10 @@
+- hosts: all
+  name: Copy image
+  tasks:
+    - synchronize:
+        dest: "{{ zuul.executor.log_root }}"
+        mode: pull
+        src: "{{ ansible_user_dir }}/test-images"
+        verify_host: true
+        rsync_opts:
+          - "--exclude=/*/*/"

playbooks/image-build/run.yaml

@@ -0,0 +1,45 @@
+- hosts: all
+  tasks:
+    - name: Install apt packages
+      apt:
+        pkg: "{{ item }}"
+        state: "latest"
+        update_cache: yes
+      register: install_packages
+      become: yes
+      until: install_packages|success
+      retries: 5
+      delay: 2
+      with_items:
+        - qemu-utils
+        - uuid-runtime
+        - curl
+        - kpartx
+        - python-yaml
+        - debootstrap
+        - qemu
+    - name: Install required pip packages
+      pip:
+        name: "{{  item }}"
+        state: "latest"
+      register: install_packages
+      until: install_packages|success
+      retries: 5
+      delay: 2
+      become: yes
+      with_items:
+        - diskimage-builder
+    - name: Ensure artifacts/images directory exists
+      file:
+        path: '{{ ansible_user_dir }}/test-images'
+        state: directory
+    - name: Build an amphora image for publishing
+      shell: >-
+        ./diskimage-create.sh -o {{ ansible_user_dir }}/test-images/test-only-amphora-x64-haproxy-{{ amphora_os }}-{{ amphora_os_release }}.qcow2 \
+              -i {{ amphora_os }} \
+              -d {{ amphora_os_release }} \
+              -s {{ amphora_image_size | default(2) }}
+      args:
+        chdir: "{{ ansible_user_dir }}/src/git.openstack.org/openstack/octavia/diskimage-create"
+      tags:
+        - skip_ansible_lint

zuul.d/jobs.yaml

@@ -76,3 +76,29 @@
     post-run: playbooks/legacy/octavia-v1-dsvm-scenario-lxd/post.yaml
     required-projects:
       - openstack/nova-lxd
+
+- job:
+    name: publish-openstack-octavia-amphora-image
+    parent: publish-openstack-artifacts
+    run: playbooks/image-build/run.yaml
+    post-run: playbooks/image-build/post.yaml
+    required-projects:
+        - openstack/diskimage-builder
+        - openstack/octavia
+- job:
+    name: publish-openstack-octavia-amphora-image-ubuntu
+    parent: publish-openstack-octavia-amphora-image
+    description: |
+      Publish Ubuntu-based amphora image to tarballs.o.o.
+    vars:
+        amphora_os: ubuntu
+        amphora_os_release: xenial
+- job:
+    name: publish-openstack-octavia-amphora-image-centos
+    parent: publish-openstack-octavia-amphora-image
+    description: |
+      Publish CentOS-based amphora image to tarballs.o.o.
+    vars:
+        amphora_os: centos
+        amphora_image_size: 3
+        amphora_os_release: 7

zuul.d/projects.yaml

@@ -66,3 +66,10 @@
       jobs:
         - octavia-v1-dsvm-scenario-lxd:
             branches: ^(?!stable/ocata).*$
+    periodic:
+      jobs:
+        - publish-openstack-octavia-amphora-image-ubuntu:
+            branches: ^(?!stable/.*).*$
+        - publish-openstack-octavia-amphora-image-centos:
+            branches: ^(?!stable/.*).*$
+