Add zun dashboard into horizon

Change-Id: Iba816088a8babb6f2f1975021ded84eefdfe2eee
Closes-Bug: #1792951

defaults/main.yml

@@ -64,6 +64,10 @@ trove_dashboard_git_install_branch: master
 heat_dashboard_git_repo: https://git.openstack.org/openstack/heat-dashboard
 heat_dashboard_git_install_branch: master
 
+## The git source/branch for the Zun UI plugin
+zun_dashboard_git_repo: https://git.openstack.org/openstack/zun-ui
+zun_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"
@@ -73,6 +77,7 @@ horizon_developer_constraints:
   - "git+{{ tacker_dashboard_git_repo }}@{{ tacker_dashboard_git_install_branch }}#egg=tacker_horizon"
   - "git+{{ trove_dashboard_git_repo }}@{{ trove_dashboard_git_install_branch }}#egg=trove_dashboard"
   - "git+{{ heat_dashboard_git_repo }}@{{ heat_dashboard_git_install_branch }}#egg=heat_dashboard"
+  - "git+{{ zun_dashboard_git_repo }}@{{ zun_dashboard_git_install_branch }}#egg=zun_ui"
 
 # TODO(odyssey4me):
 # This can be simplified once all the roles are using
@@ -268,6 +273,9 @@ horizon_enable_heat_ui: False
 horizon_enable_neutron_lbaas: False
 horizon_enable_neutron_fwaas: False
 
+## Zun UI Panel
+horizon_enable_zun_ui: False
+
 ## Swift
 horizon_swift_file_transfer_chunk_size: 524288
 
@@ -369,6 +377,8 @@ horizon_tacker_optional_pip_packages:
   - tacker_horizon
 horizon_trove_optional_pip_packages:
   - trove_dashboard
+horizon_zun_optional_pip_packages:
+  - zun_ui
 
 # This variable is used to install additional pip packages
 # that could be needed for additional dashboards required

releasenotes/notes/zun-horizon-panel-c3b616283b21d9ba.yaml

@@ -0,0 +1,9 @@
+---
+features:
+  - |
+    The zun dashboard is available in Horizon. Deployers can enable
+    the panel by setting the following Ansible variable:
+
+    .. code-block:: yaml
+
+        horizon_enable_zun_ui: True

tasks/horizon_install_source.yml

@@ -79,7 +79,8 @@
          (horizon_enable_octavia_ui | bool) | ternary(horizon_octavia_optional_pip_packages, []) +
          (horizon_enable_sahara_ui | bool) | ternary(horizon_sahara_optional_pip_packages, []) +
          (horizon_enable_tacker_ui | bool) | ternary(horizon_tacker_optional_pip_packages, []) +
-         (horizon_enable_trove_ui | bool) | ternary(horizon_trove_optional_pip_packages, []) }}
+         (horizon_enable_trove_ui | bool) | ternary(horizon_trove_optional_pip_packages, []) +
+         (horizon_enable_zun_ui | bool) | ternary(horizon_zun_optional_pip_packages, []) }}
     venv_facts_when_changed:
       - section: "horizon"
         option: "venv_tag"