[ONOS-7621] Support injecting keystone auth info through network-cfg

Change-Id: I2439e257f0f576c46b68322b8c8f1c87fa2cc9ae
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/Constants.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/Constants.java
index 8bf4ceb..c10820e 100644
--- a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/Constants.java
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/Constants.java
@@ -29,6 +29,7 @@
     public static final String PATCH_INTG_BRIDGE = "patch-intg";
     public static final String PATCH_ROUT_BRIDGE = "patch-rout";
     public static final String GATEWAY = "GATEWAY";
+    public static final String CONTROLLER = "CONTROLLER";
     public static final String HOST_NAME = "hostname";
     public static final String TYPE = "type";
     public static final String MANAGEMENT_IP = "managementIp";
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackAuth.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackAuth.java
new file mode 100644
index 0000000..e7e04cb
--- /dev/null
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackAuth.java
@@ -0,0 +1,158 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.openstacknode.api;
+
+/**
+ * Representation of keystone authentication information.
+ */
+public interface OpenstackAuth {
+
+    /**
+     * Keystone authentication protocol types.
+     */
+    enum Protocol {
+        HTTP,
+        HTTPS
+    }
+
+    /**
+     * Keystone user perspective.
+     */
+    enum Perspective {
+        ADMIN,
+        INTERNAL,
+        PUBLIC
+    }
+
+    /**
+     * Returns the keystone authentication version number.
+     *
+     * @return keystone authentication version
+     */
+    String version();
+
+    /**
+     * Returns the keystone authentication port number.
+     *
+     * @return keystone authentication port number
+     */
+    Integer port();
+
+    /**
+     * Returns the keystone authentication protocol type.
+     *
+     * @return keystone authentication protocol type
+     */
+    Protocol protocol();
+
+    /**
+     * Returns the keystone username.
+     *
+     * @return keystone username
+     */
+    String username();
+
+    /**
+     * Returns the keystone user password.
+     *
+     * @return keystone password
+     */
+    String password();
+
+    /**
+     * Returns the project name.
+     *
+     * @return project name
+     */
+    String project();
+
+    /**
+     * Returns the user perspective.
+     *
+     * @return user perspective
+     */
+    Perspective perspective();
+
+    /**
+     * Builder of keystone authentication info.
+     */
+    interface Builder {
+
+        /**
+         * Builds an immutable openstack keystone authentication instance.
+         *
+         * @return keystone authentication instance
+         */
+        OpenstackAuth build();
+
+        /**
+         * Returns keystone authentication builder with supplied version number.
+         *
+         * @param version version number
+         * @return keystone authentication builder
+         */
+        Builder version(String version);
+
+        /**
+         * Returns keystone authentication builder with supplied port number.
+         *
+         * @param port port number
+         * @return keystone authentication builder
+         */
+        Builder port(Integer port);
+
+        /**
+         * Returns keystone authentication builder with supplied protocol.
+         *
+         * @param protocol protocol
+         * @return keystone authentication builder
+         */
+        Builder protocol(Protocol protocol);
+
+        /**
+         * Returns keystone authentication builder with supplied username.
+         *
+         * @param username username
+         * @return keystone authentication builder
+         */
+        Builder username(String username);
+
+        /**
+         * Returns keystone authentication builder with supplied password.
+         *
+         * @param password password
+         * @return keystone authentication builder
+         */
+        Builder password(String password);
+
+        /**
+         * Returns keystone authentication builder with supplied project.
+         *
+         * @param project project name
+         * @return keystone authentication builder
+         */
+        Builder project(String project);
+
+        /**
+         * Returns keystone authentication builder with supplied perspective.
+         *
+         * @param perspective perspective
+         * @return keystone authentication builder
+         */
+        Builder perspective(Perspective perspective);
+
+    }
+}
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
index b25887e..25b795c 100644
--- a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
@@ -44,7 +44,8 @@
      */
     enum NodeType {
         COMPUTE,
-        GATEWAY
+        GATEWAY,
+        CONTROLLER
     }
 
     /**
@@ -185,6 +186,13 @@
     PortNumber phyIntfPortNum(String providerPhysnet);
 
     /**
+     * Returns the keystone authentication info.
+     *
+     * @return keystone authentication info
+     */
+    OpenstackAuth authentication();
+
+    /**
      * Builder of new node entities.
      */
     interface Builder {
@@ -267,6 +275,14 @@
          * @return openstack node builder
          */
         Builder phyIntfs(Collection<OpenstackPhyInterface> phyIntfs);
+
+        /**
+         * Returns openstack node builder with supplied authentication info.
+         *
+         * @param auth keystone authentication info
+         * @return openstack node builder
+         */
+        Builder authentication(OpenstackAuth auth);
     }
 }