Add DevStack plugin

Change-Id: I441cf8c7b308655dbfa0bc1de187ba20096bf999

devstack/plugin.sh

@@ -0,0 +1,52 @@
+# plugin.sh - DevStack plugin.sh dispatch script magnum-ui
+
+MAGNUM_UI_DIR=$(cd $(dirname $BASH_SOURCE)/.. && pwd)
+
+function install_magnum_ui {
+    setup_develop ${MAGNUM_UI_DIR}
+}
+
+function configure_magnum_ui {
+    cp -a ${MAGNUM_UI_DIR}/enabled/* ${DEST}/horizon/openstack_dashboard/local/enabled/
+    # NOTE: If locale directory does not exist, compilemessages will fail,
+    # so check for an existence of locale directory is required.
+    if [ -d ${MAGNUM_UI_DIR}/magnum_ui/locale ]; then
+        (cd ${MAGNUM_UI_DIR}/magnum_ui; DJANGO_SETTINGS_MODULE=openstack_dashboard.settings ../manage.py compilemessages)
+    fi
+}
+
+# check for service enabled
+if is_service_enabled magnum-ui; then
+
+    if [[ "$1" == "stack" && "$2" == "pre-install"  ]]; then
+        # Set up system services
+        # no-op
+        :
+
+    elif [[ "$1" == "stack" && "$2" == "install"  ]]; then
+        # Perform installation of service source
+        echo_summary "Installing Magnum UI"
+        install_magnum_ui
+
+    elif [[ "$1" == "stack" && "$2" == "post-config"  ]]; then
+        # Configure after the other layer 1 and 2 services have been configured
+        echo_summary "Configurng Magnum UI"
+        configure_magnum_ui
+
+    elif [[ "$1" == "stack" && "$2" == "extra"  ]]; then
+        # no-op
+        :
+    fi
+
+    if [[ "$1" == "unstack"  ]]; then
+        # no-op
+        :
+    fi
+
+    if [[ "$1" == "clean"  ]]; then
+        # Remove state and transient data
+        # Remember clean.sh first calls unstack.sh
+        # no-op
+        :
+    fi
+fi

devstack/settings

@@ -0,0 +1,2 @@
+# settings file for magnum-ui plugin
+enable_service magnum-ui