Add Magnum-UI plugin support to Horizon

This patch adds Magnum-UI plugin support to Horizon.

Additionally some commenting is added to clarify the purpose of the
developer mode variables.

Change-Id: I79c532cbadd5f9cd84ac993d94eb795ba20ea003
Implements: blueprint role-magnum

defaults/main.yml

@@ -20,13 +20,25 @@ debug: False
 # Options are 'present' and 'latest'
 horizon_package_state: "latest"
 
+## Toggle developer mode
+horizon_developer_mode: false
+
+## The git source/branch for Horizon
 horizon_git_repo: https://git.openstack.org/openstack/horizon
 horizon_git_install_branch: master
-horizon_developer_mode: false
+
+## The git source/branch for the upper-constraints (used in developer mode)
 horizon_requirements_git_repo: https://git.openstack.org/openstack/requirements
 horizon_requirements_git_install_branch: master
+
+## The git source/branch for the Magnum UI plugin
+magnum_dashboard_git_repo: https://git.openstack.org/openstack/magnum-ui
+magnum_dashboard_git_install_branch: master
+
+## The packages to build from source (used in developer mode)
 horizon_developer_constraints:
   - "git+{{ horizon_git_repo }}@{{ horizon_git_install_branch }}#egg=horizon"
+  - "git+{{ magnum_dashboard_git_repo }}@{{ magnum_dashboard_git_install_branch }}#egg=magnum-ui"
 
 # Name of the virtual env to deploy into
 horizon_venv_tag: untagged
@@ -141,6 +153,9 @@ horizon_launch_instance_ng: True
 ## Ironic UI Panel
 horizon_enable_ironic_ui: False
 
+## Magnum UI Panel
+horizon_enable_magnum_ui: False
+
 ## Neutron features to enable
 horizon_enable_neutron_lbaas: False
 horizon_enable_neutron_fwaas: False
@@ -218,6 +233,7 @@ horizon_pip_packages:
   - greenlet
   - horizon
   - ironic-ui
+  - magnum-ui
   - keystonemiddleware
   - MySQL-python
   - PyMySQL

releasenotes/notes/add-horizon-magnum-dashboard-support-4fcddedffb83bc28.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - The os_horizon role now has support for the horizon magnum-ui dashboard. The
+    dashboard may be enabled by setting ``horizon_enable_magnum_ui`` to ``True``
+    in ``/etc/openstack_deploy/user_variables.yml``.

tasks/horizon_post_install.yml

@@ -41,6 +41,22 @@
   tags:
     - horizon-configs
 
+- name: Enable the magnum-ui-dashboard Horizon panel
+  file:
+    src: "{{ item.src }}"
+    path: "{{ item.path }}"
+    state: "{{ horizon_enable_magnum_ui | ternary('link', 'absent') }}"
+  notify: Restart apache2
+  with_items:
+    - src: "{{ horizon_lib_dir }}/magnum_ui/enabled/_1370_project_container-infra_panelgroup.py"
+      path: "{{ horizon_lib_dir }}/openstack_dashboard/local/enabled/_1370_project_container-infra_panelgroup.py"
+    - src: "{{ horizon_lib_dir }}/magnum_ui/enabled/_1371_project_container-infra_bays_panel.py"
+      path: "{{ horizon_lib_dir }}/openstack_dashboard/local/enabled/_1371_project_container-infra_bays_panel.py"
+    - src: "{{ horizon_lib_dir }}/magnum_ui/enabled/_1372_project_container-infra_baymodels_panel.py"
+      path: "{{ horizon_lib_dir }}/openstack_dashboard/local/enabled/_1372_project_container-infra_baymodels_panel.py"
+  tags:
+    - horizon-configs
+
 - name: Enable the neutron-lbaas-dashboard Horizon panel
   file:
     src: "{{ horizon_lib_dir }}/neutron_lbaas_dashboard/enabled/_1481_project_ng_loadbalancersv2_panel.py"