ONOS-1896 Modify Application Subsystem to support Security-Mode ONOS

Change-Id: Ie3686e0d5071f9f6e946bc48ed7562bb2f5ec413
diff --git a/core/api/src/main/java/org/onosproject/app/ApplicationDescription.java b/core/api/src/main/java/org/onosproject/app/ApplicationDescription.java
index 64f04a6..b3fab01 100644
--- a/core/api/src/main/java/org/onosproject/app/ApplicationDescription.java
+++ b/core/api/src/main/java/org/onosproject/app/ApplicationDescription.java
@@ -15,6 +15,7 @@
  */
 package org.onosproject.app;
 
+import org.onosproject.core.ApplicationRole;
 import org.onosproject.core.Permission;
 import org.onosproject.core.Version;
 
@@ -57,6 +58,13 @@
     String origin();
 
     /**
+     * Returns the role of the application.
+     *
+     * @return application role
+     */
+    ApplicationRole role();
+
+    /**
      * Returns the permissions requested by the application.
      *
      * @return requested permissions
diff --git a/core/api/src/main/java/org/onosproject/app/DefaultApplicationDescription.java b/core/api/src/main/java/org/onosproject/app/DefaultApplicationDescription.java
index 78b902b..d24bace 100644
--- a/core/api/src/main/java/org/onosproject/app/DefaultApplicationDescription.java
+++ b/core/api/src/main/java/org/onosproject/app/DefaultApplicationDescription.java
@@ -15,6 +15,7 @@
  */
 package org.onosproject.app;
 
+import org.onosproject.core.ApplicationRole;
 import org.onosproject.core.Permission;
 import org.onosproject.core.Version;
 
@@ -36,6 +37,7 @@
     private final Version version;
     private final String description;
     private final String origin;
+    private final ApplicationRole role;
     private final Set<Permission> permissions;
     private final Optional<URI> featuresRepo;
     private final List<String> features;
@@ -47,18 +49,20 @@
      * @param version      application version
      * @param description  application description
      * @param origin       origin company
+     * @param role         application role
      * @param permissions  requested permissions
      * @param featuresRepo optional features repo URI
      * @param features     application features
      */
     public DefaultApplicationDescription(String name, Version version,
                                          String description, String origin,
-                                         Set<Permission> permissions,
+                                         ApplicationRole role, Set<Permission> permissions,
                                          URI featuresRepo, List<String> features) {
         this.name = checkNotNull(name, "Name cannot be null");
         this.version = checkNotNull(version, "Version cannot be null");
         this.description = checkNotNull(description, "Description cannot be null");
         this.origin = checkNotNull(origin, "Origin cannot be null");
+        this.role = checkNotNull(role, "Role cannot be null");
         this.permissions = checkNotNull(permissions, "Permissions cannot be null");
         this.featuresRepo = Optional.ofNullable(featuresRepo);
         this.features = checkNotNull(features, "Features cannot be null");
@@ -86,6 +90,11 @@
     }
 
     @Override
+    public ApplicationRole role() {
+        return role;
+    }
+
+    @Override
     public Set<Permission> permissions() {
         return permissions;
     }
@@ -107,6 +116,7 @@
                 .add("version", version)
                 .add("description", description)
                 .add("origin", origin)
+                .add("role", role)
                 .add("permissions", permissions)
                 .add("featuresRepo", featuresRepo)
                 .add("features", features)
diff --git a/core/api/src/main/java/org/onosproject/core/Application.java b/core/api/src/main/java/org/onosproject/core/Application.java
index da2be13..8cd063a 100644
--- a/core/api/src/main/java/org/onosproject/core/Application.java
+++ b/core/api/src/main/java/org/onosproject/core/Application.java
@@ -54,6 +54,13 @@
     String origin();
 
     /**
+     * Returns the role of the application.
+     *
+     * @return application role
+     */
+    ApplicationRole role();
+
+    /**
      * Returns the permissions requested by the application.
      *
      * @return requested permissions
diff --git a/core/api/src/main/java/org/onosproject/core/ApplicationRole.java b/core/api/src/main/java/org/onosproject/core/ApplicationRole.java
new file mode 100644
index 0000000..71ae1e3
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/core/ApplicationRole.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * 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.core;
+
+public enum ApplicationRole {
+    /**
+     * Indicates that an application has an ADMIN role.
+     */
+    ADMIN,
+
+    /**
+     * Indicates that an application has a REGULAR role.
+     */
+    REGULAR,
+
+    /**
+     * Indicates that an application role has not been specified.
+     */
+    UNSPECIFIED,
+
+    /**
+     * More useful roles may be defined.
+     */
+}
diff --git a/core/api/src/main/java/org/onosproject/core/DefaultApplication.java b/core/api/src/main/java/org/onosproject/core/DefaultApplication.java
index b765e70..ab72c6f 100644
--- a/core/api/src/main/java/org/onosproject/core/DefaultApplication.java
+++ b/core/api/src/main/java/org/onosproject/core/DefaultApplication.java
@@ -16,10 +16,10 @@
 package org.onosproject.core;
 
 import java.net.URI;
+import java.util.Set;
+import java.util.Optional;
 import java.util.List;
 import java.util.Objects;
-import java.util.Optional;
-import java.util.Set;
 
 import static com.google.common.base.MoreObjects.toStringHelper;
 import static com.google.common.base.Preconditions.checkArgument;
@@ -34,6 +34,7 @@
     private final Version version;
     private final String description;
     private final String origin;
+    private final ApplicationRole role;
     private final Set<Permission> permissions;
     private final Optional<URI> featuresRepo;
     private final List<String> features;
@@ -45,18 +46,20 @@
      * @param version      application version
      * @param description  application description
      * @param origin       origin company
+     * @param role         application role
      * @param permissions  requested permissions
      * @param featuresRepo optional features repo URI
      * @param features     application features
      */
     public DefaultApplication(ApplicationId appId, Version version,
                               String description, String origin,
-                              Set<Permission> permissions,
+                              ApplicationRole role, Set<Permission> permissions,
                               Optional<URI> featuresRepo, List<String> features) {
         this.appId = checkNotNull(appId, "ID cannot be null");
         this.version = checkNotNull(version, "Version cannot be null");
         this.description = checkNotNull(description, "Description cannot be null");
         this.origin = checkNotNull(origin, "Origin cannot be null");
+        this.role = checkNotNull(role, "Role cannot be null");
         this.permissions = checkNotNull(permissions, "Permissions cannot be null");
         this.featuresRepo = checkNotNull(featuresRepo, "Features repo cannot be null");
         this.features = checkNotNull(features, "Features cannot be null");
@@ -84,6 +87,11 @@
     }
 
     @Override
+    public ApplicationRole role() {
+        return role;
+    }
+
+    @Override
     public Set<Permission> permissions() {
         return permissions;
     }
@@ -100,7 +108,7 @@
 
     @Override
     public int hashCode() {
-        return Objects.hash(appId, version, description, origin, permissions,
+        return Objects.hash(appId, version, description, origin, role, permissions,
                             featuresRepo, features);
     }
 
@@ -117,6 +125,7 @@
                 Objects.equals(this.version, other.version) &&
                 Objects.equals(this.description, other.description) &&
                 Objects.equals(this.origin, other.origin) &&
+                Objects.equals(this.role, other.role) &&
                 Objects.equals(this.permissions, other.permissions) &&
                 Objects.equals(this.featuresRepo, other.featuresRepo) &&
                 Objects.equals(this.features, other.features);
@@ -129,6 +138,7 @@
                 .add("version", version)
                 .add("description", description)
                 .add("origin", origin)
+                .add("role", role)
                 .add("permissions", permissions)
                 .add("featuresRepo", featuresRepo)
                 .add("features", features)
diff --git a/core/api/src/main/java/org/onosproject/core/DefaultPermission.java b/core/api/src/main/java/org/onosproject/core/DefaultPermission.java
new file mode 100644
index 0000000..512aca3
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/core/DefaultPermission.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * 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.core;
+
+import java.security.BasicPermission;
+
+/**
+ * Default implementation of ONOS application permissions for API-level access control.
+ */
+public class DefaultPermission extends BasicPermission implements Permission {
+
+    public enum Type {
+        APP_READ,
+        APP_EVENT,
+        CONFIG_READ,
+        CONFIG_WRITE,
+        CLUSTER_READ,
+        CLUSTER_WRITE,
+        CLUSTER_EVENT,
+        DEVICE_READ,
+        DEVICE_EVENT,
+        DRIVER_READ,
+        DRIVER_WRITE,
+        FLOWRULE_READ,
+        FLOWRULE_WRITE,
+        FLOWRULE_EVENT,
+        GROUP_READ,
+        GROUP_WRITE,
+        GROUP_EVENT,
+        HOST_READ,
+        HOST_WRITE,
+        HOST_EVENT,
+        INTENT_READ,
+        INTENT_WRITE,
+        INTENT_EVENT,
+        LINK_READ,
+        LINK_WRITE,
+        LINK_EVENT,
+        PACKET_READ,
+        PACKET_WRITE,
+        PACKET_EVENT,
+        STATISTIC_READ,
+        TOPOLOGY_READ,
+        TOPOLOGY_EVENT,
+        TUNNEL_READ,
+        TUNNEL_WRITE,
+        TUNNEL_EVENT,
+        STORAGE_WRITE
+    }
+
+    /**
+     * Creates a new DefaultPermission.
+     * @param name      name of the permission
+     * @param actions   optional action field
+     */
+    public DefaultPermission(String name, String actions) {
+        super(name, actions);
+    }
+
+    /**
+     * Creates a new DefaultPermission.
+     * @param name      name of the permission
+     */
+    public DefaultPermission(String name) {
+        super(name, "");
+    }
+
+    public DefaultPermission(Type permtype) {
+        super(permtype.name(), "");
+    }
+
+    @Override
+    public String name() {
+        return super.getName();
+    }
+
+    @Override
+    public String actions() {
+        return super.getActions();
+    }
+}
diff --git a/core/api/src/main/java/org/onosproject/core/Permission.java b/core/api/src/main/java/org/onosproject/core/Permission.java
index d32d059..98ec6c7 100644
--- a/core/api/src/main/java/org/onosproject/core/Permission.java
+++ b/core/api/src/main/java/org/onosproject/core/Permission.java
@@ -19,5 +19,16 @@
  * Representation of an application permission.
  */
 public interface Permission {
-    // TODO: to be fleshed out
+
+    /**
+     * Returns the name of the permission.
+     * @return a string value
+     */
+    String name();
+
+    /**
+     * Returns the actions string of the permission if specified.
+     * @return a string value
+     */
+    String actions();
 }