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From ahu...@apache.org
Subject [5/18] git commit: Added engine
Date Mon, 05 Nov 2012 17:23:42 GMT
Added engine


Project: http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/commit/a6df8a5b
Tree: http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/tree/a6df8a5b
Diff: http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/diff/a6df8a5b

Branch: refs/heads/javelin
Commit: a6df8a5b44dc575c5ba58516b8f4ac588b7bd44c
Parents: 3dafea6
Author: Alex Huang <alex.huang@citrix.com>
Authored: Mon Nov 5 09:14:14 2012 -0800
Committer: Alex Huang <alex.huang@citrix.com>
Committed: Mon Nov 5 09:14:14 2012 -0800

----------------------------------------------------------------------
 engine/api/pom.xml                                 |   42 +
 .../src/org/apache/cloudstack/platform/Rules.java  |   85 ++
 .../platform/cloud/entity/api/BackupEntity.java    |   29 +
 .../platform/cloud/entity/api/EdgeService.java     |   23 +
 .../platform/cloud/entity/api/NetworkEntity.java   |   39 +
 .../platform/cloud/entity/api/NicEntity.java       |   29 +
 .../platform/cloud/entity/api/SnapshotEntity.java  |   49 +
 .../platform/cloud/entity/api/TemplateEntity.java  |   27 +
 .../cloud/entity/api/VirtualMachineEntity.java     |  148 +++
 .../platform/cloud/entity/api/VolumeEntity.java    |   74 ++
 .../datacenter/entity/api/ClusterEntity.java       |   25 +
 .../entity/api/DataCenterResourceEntity.java       |   83 ++
 .../datacenter/entity/api/OrganizationScope.java   |   23 +
 .../platform/datacenter/entity/api/PodEntity.java  |   30 +
 .../datacenter/entity/api/StorageEntity.java       |   24 +
 .../platform/datacenter/entity/api/ZoneEntity.java |   30 +
 .../platform/entity/api/CloudStackEntity.java      |   96 ++
 .../exception/InsufficientCapacityException.java   |   24 +
 .../platform/service/api/DirectoryService.java     |   34 +
 .../platform/service/api/EntityService.java        |   45 +
 .../platform/service/api/OperationsServices.java   |   57 +
 .../platform/service/api/OrchestrationService.java |   84 ++
 .../platform/service/api/ProvisioningService.java  |   65 +
 .../subsystem/api/hypervisor/ComputeSubsystem.java |   31 +
 .../api/network/NetworkServiceProvider.java        |   47 +
 .../subsystem/api/network/NetworkSubsystem.java    |   35 +
 .../subsystem/api/storage/BackupStrategy.java      |    5 +
 .../api/storage/DataMigrationSubSystem.java        |   29 +
 .../platform/subsystem/api/storage/DataObject.java |   42 +
 .../DataObjectBackupStorageOperationState.java     |   58 +
 .../platform/subsystem/api/storage/DataStore.java  |   76 ++
 .../api/storage/DataStoreConfigurator.java         |   16 +
 .../subsystem/api/storage/DataStoreDriver.java     |   35 +
 .../subsystem/api/storage/DataStoreEndPoint.java   |   26 +
 .../api/storage/DataStoreEndPointSelector.java     |    7 +
 .../api/storage/DataStoreExtendedAttribute.java    |    5 +
 .../subsystem/api/storage/DataStoreLifeCycle.java  |   13 +
 .../platform/subsystem/api/storage/FileSystem.java |   32 +
 .../platform/subsystem/api/storage/Snapshot.java   |   23 +
 .../subsystem/api/storage/SnapshotProfile.java     |   26 +
 .../subsystem/api/storage/SnapshotStrategy.java    |    5 +
 .../subsystem/api/storage/StorageEvent.java        |   25 +
 .../subsystem/api/storage/StorageProvider.java     |   20 +
 .../subsystem/api/storage/StorageSubSystem.java    |   13 +
 .../subsystem/api/storage/TemplateProfile.java     |  287 +++++
 .../subsystem/api/storage/TemplateStrategy.java    |   13 +
 .../subsystem/api/storage/VolumeProfile.java       |   34 +
 .../subsystem/api/storage/VolumeStrategy.java      |   16 +
 engine/components-api/pom.xml                      |   47 +
 engine/compute/pom.xml                             |   52 +
 .../cloudstack/compute/ComputeOrchestrator.java    |   37 +
 .../compute/ComputeOrchestratorImpl.java           |   41 +
 engine/network/pom.xml                             |   52 +
 .../cloudstack/network/NetworkOrchestrator.java    |   40 +
 engine/orchestration/pom.xml                       |   52 +
 .../platform/orchestration/CloudOrchestrator.java  |   82 ++
 .../cloudstack/platform/planning/Concierge.java    |   36 +
 engine/pom.xml                                     |   44 +
 engine/schema/pom.xml                              |   52 +
 engine/storage/pom.xml                             |   85 ++
 .../org/apache/cloudstack/storage/BaseType.java    |   40 +
 .../org/apache/cloudstack/storage/EndPoint.java    |    8 +
 .../cloudstack/storage/HypervisorHostEndPoint.java |   55 +
 .../cloudstack/storage/StorageOrchestrator.java    |   59 +
 .../storage/StorageOrchestratorImpl.java           |  315 +++++
 .../cloudstack/storage/StorageProviderManager.java |   11 +
 .../storage/StorageProviderManagerImpl.java        |   55 +
 .../apache/cloudstack/storage/VolumeBackupRef.java |   66 +
 .../storage/backup/BackupMotionService.java        |   23 +
 .../cloudstack/storage/backup/BackupService.java   |   24 +
 .../storage/command/CreateVolumeAnswer.java        |   36 +
 .../storage/command/CreateVolumeCommand.java       |   42 +
 .../storage/datastore/DataStoreStatus.java         |   29 +
 .../storage/datastore/DefaultDataStore.java        |  229 ++++
 .../datastore/DefaultPrimaryDataStoreImpl.java     |  118 ++
 .../storage/datastore/PrimaryDataStore.java        |   34 +
 .../storage/datastore/PrimaryDataStoreInfo.java    |   31 +
 .../datastore/PrimaryDataStoreInfoImpl.java        |   68 ++
 .../storage/datastore/db/DataStoreVO.java          |  258 ++++
 .../storage/datastore/db/PrimaryDataStoreDao.java  |  106 ++
 .../datastore/db/PrimaryDataStoreDaoImpl.java      |  377 ++++++
 .../datastore/db/PrimaryDataStoreProviderDao.java  |   25 +
 .../db/PrimaryDataStoreProviderDaoImpl.java        |   28 +
 .../datastore/db/PrimaryDataStoreProviderVO.java   |   38 +
 .../driver/DefaultPrimaryDataStoreDriverImpl.java  |   65 +
 .../datastore/driver/PrimaryDataStoreDriver.java   |   11 +
 .../DefaultPrimaryDataStoreLifeCycleImpl.java      |   70 ++
 .../lifecycle/PrimaryDataStoreLifeCycle.java       |   31 +
 .../DefaultPrimaryDataStoreManagerImpl.java        |   55 +
 .../datastore/manager/PrimaryDataStoreManager.java |   27 +
 .../DefaultPrimaryDatastoreProviderImpl.java       |   44 +
 .../provider/PrimaryDataStoreProvider.java         |    9 +
 .../provider/PrimaryDataStoreProviderManager.java  |    5 +
 .../PrimaryDataStoreProviderManagerImpl.java       |   32 +
 .../storage/datastore/type/DataStoreType.java      |   23 +
 .../cloudstack/storage/datastore/type/ISCSI.java   |   31 +
 .../storage/datastore/type/NetworkFileSystem.java  |   31 +
 .../storage/datastore/type/SharedMount.java        |   29 +
 .../storage/driver/AbstractStorageDriver.java      |   76 ++
 .../storage/driver/DefaultNfsSecondaryDriver.java  |   90 ++
 .../storage/driver/XenServerStorageDriver.java     |   81 ++
 .../cloudstack/storage/image/ImageManager.java     |   32 +
 .../cloudstack/storage/image/ImageManagerImpl.java |  167 +++
 .../storage/image/ImageMotionService.java          |   24 +
 .../storage/image/ImageOrchestrator.java           |   26 +
 .../storage/image/ImageOrchestratorImpl.java       |   78 ++
 .../cloudstack/storage/image/ImageService.java     |   30 +
 .../cloudstack/storage/image/ImageServiceImpl.java |   84 ++
 .../apache/cloudstack/storage/image/Template.java  |   36 +
 .../storage/image/db/ImageDaoStoreDao.java         |   25 +
 .../storage/image/db/ImageDaoStoreDaoImpl.java     |   25 +
 .../cloudstack/storage/image/db/ImageDataDao.java  |   71 ++
 .../storage/image/db/ImageDataDaoImpl.java         |  925 +++++++++++++++
 .../image/db/ImageDataStoreProviderDao.java        |   25 +
 .../image/db/ImageDataStoreProviderDaoImpl.java    |   26 +
 .../storage/image/db/ImageDataStoreProviderVO.java |   23 +
 .../storage/image/db/ImageDataStoreVO.java         |   60 +
 .../cloudstack/storage/image/db/ImageDataVO.java   |  381 ++++++
 .../storage/image/downloader/ImageDownloader.java  |   25 +
 .../storage/image/driver/ImageDataStoreDriver.java |   28 +
 .../image/driver/ImageDataStoreDriverImpl.java     |   51 +
 .../cloudstack/storage/image/format/BAREMETAL.java |   31 +
 .../cloudstack/storage/image/format/ISO.java       |   31 +
 .../storage/image/format/ImageFormat.java          |   23 +
 .../storage/image/format/ImageFormatHelper.java    |   44 +
 .../cloudstack/storage/image/format/OVA.java       |   31 +
 .../cloudstack/storage/image/format/QCOW2.java     |   31 +
 .../cloudstack/storage/image/format/Unknown.java   |   32 +
 .../cloudstack/storage/image/format/VHD.java       |   29 +
 .../image/manager/ImageDataStoreManager.java       |   25 +
 .../image/manager/ImageDataStoreManagerImpl.java   |   41 +
 .../image/provider/ImageDataStoreProvider.java     |   25 +
 .../provider/ImageDataStoreProviderManager.java    |   23 +
 .../ImageDataStoreProviderManagerImpl.java         |   37 +
 .../storage/image/store/ImageDataStore.java        |   31 +
 .../storage/image/store/ImageDataStoreImpl.java    |   83 ++
 .../lifecycle/DefaultNfsSecondaryLifeCycle.java    |   54 +
 .../DefaultPrimaryDataStoreLifeCycle.java          |  123 ++
 .../storage/manager/BackupStorageManager.java      |   39 +
 .../storage/manager/BackupStorageManagerImpl.java  |   66 +
 .../storage/manager/PrimaryDataStoreManager.java   |   42 +
 .../manager/PrimaryDataStoreManagerImpl.java       |  142 +++
 .../storage/manager/SecondaryStorageManager.java   |   34 +
 .../manager/SecondaryStorageManagerImpl.java       |   56 +
 .../DefaultNfsSecondaryStorageProvider.java        |  131 ++
 .../provider/DefaultPrimaryStorageProvider.java    |  144 +++
 .../storage/provider/HttpImageStoreProvider.java   |   91 ++
 .../provider/S3SecondaryStorageProvider.java       |   91 ++
 .../provider/SwiftSecondaryStorageProvider.java    |   91 ++
 .../storage/snapshot/SnapshotService.java          |   24 +
 .../storage/strategy/DefaultTemplateStratey.java   |  191 +++
 .../storage/strategy/DefaultVolumeStrategy.java    |   90 ++
 .../storage/strategy/XenBackupStrategy.java        |   11 +
 .../storage/strategy/XenSnapshotStrategy.java      |   11 +
 .../apache/cloudstack/storage/volume/Volume.java   |  101 ++
 .../cloudstack/storage/volume/VolumeEvent.java     |   34 +
 .../cloudstack/storage/volume/VolumeInfo.java      |   76 ++
 .../cloudstack/storage/volume/VolumeManager.java   |   33 +
 .../storage/volume/VolumeManagerImpl.java          |   70 ++
 .../storage/volume/VolumeMotionService.java        |   23 +
 .../cloudstack/storage/volume/VolumeService.java   |   67 ++
 .../storage/volume/VolumeServiceImpl.java          |   79 ++
 .../cloudstack/storage/volume/VolumeState.java     |   73 ++
 .../cloudstack/storage/volume/db/VolumeDao.java    |   82 ++
 .../storage/volume/db/VolumeDaoImpl.java           |  427 +++++++
 .../cloudstack/storage/volume/db/VolumeVO.java     |  425 +++++++
 .../cloudstack/storage/volume/disktype/QCOW2.java  |   10 +
 .../storage/volume/disktype/Unknown.java           |    7 +
 .../cloudstack/storage/volume/disktype/VHD.java    |   10 +
 .../cloudstack/storage/volume/disktype/VMDK.java   |   10 +
 .../storage/volume/disktype/VolumeDiskType.java    |    4 +
 .../volume/disktype/VolumeDiskTypeBase.java        |   34 +
 .../volume/disktype/VolumeDiskTypeHelper.java      |   29 +
 .../cloudstack/storage/volume/type/DataDisk.java   |   10 +
 .../apache/cloudstack/storage/volume/type/Iso.java |   10 +
 .../cloudstack/storage/volume/type/RootDisk.java   |   10 +
 .../cloudstack/storage/volume/type/Unknown.java    |    8 +
 .../cloudstack/storage/volume/type/VolumeType.java |   22 +
 .../storage/volume/type/VolumeTypeBase.java        |   31 +
 .../storage/volume/type/VolumeTypeHelper.java      |   28 +
 .../apache/cloudstack/storage/test/AllTests.java   |   29 +
 .../apache/cloudstack/storage/test/AopTest.java    |   14 +
 .../cloudstack/storage/test/AopTestAdvice.java     |   20 +
 .../storage/test/StorageFactoryBean.java           |   42 +
 .../cloudstack/storage/test/storageContext.xml     |   67 ++
 .../cloudstack/storage/test/volumeServiceTest.java |  128 ++
 186 files changed, 11592 insertions(+), 0 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/pom.xml
----------------------------------------------------------------------
diff --git a/engine/api/pom.xml b/engine/api/pom.xml
new file mode 100644
index 0000000..88b3b38
--- /dev/null
+++ b/engine/api/pom.xml
@@ -0,0 +1,42 @@
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements. See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership. The ASF licenses this file
+  to you 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.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <artifactId>cloud-engine-api</artifactId>
+  <name>Apache CloudStack Cloud Engine API</name>
+  <parent>
+    <groupId>org.apache.cloudstack</groupId>
+    <artifactId>cloud-engine</artifactId>
+    <version>4.1.0-SNAPSHOT</version>
+    <relativePath>../pom.xml</relativePath>
+  </parent>
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.cloudstack</groupId>
+      <artifactId>cloud-api</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+  </dependencies>
+  <build>
+    <defaultGoal>install</defaultGoal>
+    <sourceDirectory>src</sourceDirectory>
+    <testSourceDirectory>test</testSourceDirectory>
+  </build>
+</project>

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/Rules.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/Rules.java b/engine/api/src/org/apache/cloudstack/platform/Rules.java
new file mode 100755
index 0000000..61e0c3c
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/Rules.java
@@ -0,0 +1,85 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.cloud.utils.StringUtils;
+
+/**
+ * Rules specifies all rules about developing and using CloudStack Orchestration
+ * Platforms APIs.  This class is not actually used in CloudStack Orchestration
+ * Platform but must be read by all who wants to use and develop against
+ * CloudStack Orchestration Platform.
+ * 
+ * Make sure to make changes here when there are changes to how the APIs should 
+ * be used and developed. 
+ * 
+ * Changes to this class must be approved by the maintainer of this project.
+ *
+ */
+public class Rules {
+    public static List<String> whenUsing() {
+        List<String> rules = new ArrayList<String>();
+        rules.add("Always be prepared to handle RuntimeExceptions.");
+        return rules;
+    }
+
+    public static List<String> whenWritingNewApis() {
+        List<String> rules = new ArrayList<String>();
+        rules.add("You may think you're the greatest developer in the " +
+                "world but every change to the API must be reviewed and approved. ");
+        rules.add("Every API must have unit tests written against it.  And not it's unit tests");
+        rules.add("");
+
+
+        return rules;
+    }
+
+    private static void printRule(String rule) {
+        System.out.print("API Rule: ");
+        String skip = "";
+        int brk = 0;
+        while (true) {
+            int stop = StringUtils.formatForOutput(rule, brk, 75 - skip.length(), ' ');
+            if (stop < 0) {
+                break;
+            }
+            System.out.print(skip);
+            skip = "          ";
+            System.out.println(rule.substring(brk, stop).trim());
+            brk = stop;
+        } 
+    }
+
+    public static void main(String[] args) {
+        System.out.println("When developing against the CloudStack Orchestration Platform, you must following the following rules:");
+        for (String rule : whenUsing()) {
+            printRule(rule);
+        }
+        System.out.println("");
+        System.out.println("When writing APIs, you must follow these rules:");
+        for (String rule : whenWritingNewApis()) {
+            printRule(rule);
+        }
+    }
+
+}
+

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/BackupEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/BackupEntity.java b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/BackupEntity.java
new file mode 100755
index 0000000..9bf39a8
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/BackupEntity.java
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.cloud.entity.api;
+
+import org.apache.cloudstack.platform.entity.api.CloudStackEntity;
+
+/**
+ * @author ahuang
+ *
+ */
+public interface BackupEntity extends CloudStackEntity {
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/EdgeService.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/EdgeService.java b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/EdgeService.java
new file mode 100755
index 0000000..8dceb74
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/EdgeService.java
@@ -0,0 +1,23 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.cloud.entity.api;
+
+public interface EdgeService {
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/NetworkEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/NetworkEntity.java b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/NetworkEntity.java
new file mode 100755
index 0000000..12d32a2
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/NetworkEntity.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.cloud.entity.api;
+
+import java.util.List;
+
+import org.apache.cloudstack.platform.entity.api.CloudStackEntity;
+
+import com.cloud.network.Network;
+
+public interface NetworkEntity extends CloudStackEntity, Network {
+    void routeTo(NetworkEntity network);
+
+    List<EdgeService> listEdgeServicesTo();
+
+    List<String> listVirtualMachineUuids();
+
+    List<VirtualMachineEntity> listVirtualMachines();
+
+    List<NicEntity> listNics();
+
+    void addIpRange();
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/NicEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/NicEntity.java b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/NicEntity.java
new file mode 100755
index 0000000..4da66cc
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/NicEntity.java
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.cloud.entity.api;
+
+import org.apache.cloudstack.platform.entity.api.CloudStackEntity;
+
+/**
+ * @author ahuang
+ *
+ */
+public interface NicEntity extends CloudStackEntity {
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/SnapshotEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/SnapshotEntity.java b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/SnapshotEntity.java
new file mode 100755
index 0000000..efe9b1c
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/SnapshotEntity.java
@@ -0,0 +1,49 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.cloud.entity.api;
+
+import org.apache.cloudstack.platform.entity.api.CloudStackEntity;
+
+import com.cloud.storage.Snapshot;
+
+public interface SnapshotEntity extends CloudStackEntity, Snapshot {
+    /**
+     * Make a reservation for backing up this snapshot
+     * @param expiration time in seconds to expire the reservation
+     * @return reservation token
+     */
+    String reserveForBackup(int expiration);
+
+    /**
+     * Perform the backup according to the reservation token
+     * @param reservationToken token returned by reserveForBackup
+     */
+    void backup(String reservationToken);
+
+    /**
+     * restore this snapshot to this vm.
+     * @param vm
+     */
+    void restore(String vm);
+
+    /**
+     * Destroy this snapshot.
+     */
+    void destroy();
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/TemplateEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/TemplateEntity.java b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/TemplateEntity.java
new file mode 100755
index 0000000..75623cc
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/TemplateEntity.java
@@ -0,0 +1,27 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.cloud.entity.api;
+
+import org.apache.cloudstack.platform.entity.api.CloudStackEntity;
+
+import com.cloud.template.VirtualMachineTemplate;
+
+public interface TemplateEntity extends CloudStackEntity, VirtualMachineTemplate {
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/VirtualMachineEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/VirtualMachineEntity.java b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/VirtualMachineEntity.java
new file mode 100755
index 0000000..0e1d3d9
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/VirtualMachineEntity.java
@@ -0,0 +1,148 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.cloud.entity.api;
+
+import java.util.List;
+
+import org.apache.cloudstack.platform.entity.api.CloudStackEntity;
+
+import com.cloud.deploy.DeployDestination;
+import com.cloud.deploy.DeploymentPlanner.ExcludeList;
+import com.cloud.vm.VirtualMachine;
+
+/**
+ * VirtualMachineEntity represents a Virtual Machine in Cloud Orchestration 
+ * Platform.  
+ *
+ */
+public interface VirtualMachineEntity extends VirtualMachine, CloudStackEntity {
+
+    /**
+     * @return List of uuids for volumes attached to this virtual machine.
+     */
+    List<String> listVolumeUuids();
+
+    /**
+     * @return List of volumes attached to this virtual machine.
+     */
+    List<VolumeEntity> listVolumes();
+
+    /**
+     * @return List of uuids for nics attached to this virtual machine.
+     */
+    List<String> listNicUuids();
+
+    /**
+     * @return List of nics attached to this virtual machine.
+     */
+    List<NicEntity> listNics();
+
+    /**
+     * @return the template this virtual machine is based off.
+     */
+    TemplateEntity getTemplate();
+
+    /**
+     * @return the list of tags associated with the virtual machine
+     */
+    List<String> listTags();
+
+    void addTag();
+
+    void delTag();
+
+    /**
+     * Start the virtual machine with a given deploy destination
+     * @param plannerToUse the Deployment Planner that should be used 
+     * @param dest destination to which to deploy the machine
+     * @param exclude list of areas to exclude
+     * @return a reservation id
+     */
+    String reserve(String plannerToUse, DeployDestination dest, ExcludeList exclude);
+
+    /**
+     * Migrate this VM to a certain destination.
+     * 
+     * @param reservationId reservation id from reserve call.
+     */
+    void migrateTo(String reservationId);
+
+    /**
+     * Deploy this virtual machine according to the reservation from before.
+     * @param reservationId reservation id from reserve call.
+     * 
+     */
+    void deploy(String reservationId);
+
+    /**
+     * Stop the virtual machine
+     * 
+     */
+    void stop();
+
+    /**
+     * Cleans up after any botched starts.  CloudStack Orchestration Platform
+     * will attempt a best effort to actually shutdown any resource but
+     * even if it cannot, it releases the resource from its database.
+     */
+    void cleanup();
+
+    /**
+     * Destroys the VM.
+     */
+    void destroy();
+
+    /**
+     * Duplicate this VM in the database so that it will start new
+     * @param externalId
+     * @return a new VirtualMachineEntity
+     */
+    VirtualMachineEntity duplicate(String externalId);
+
+    /**
+     * Take a VM snapshot
+     */
+    SnapshotEntity takeSnapshotOf();
+
+    /**
+     * Attach volume to this VM
+     * @param volume volume to attach
+     * @param deviceId deviceId to use
+     */
+    void attach(VolumeEntity volume, short deviceId);
+
+    /**
+     * Detach the volume from this VM
+     * @param volume volume to detach
+     */
+    void detach(VolumeEntity volume);
+
+    /**
+     * Connect the VM to a network
+     * @param network network to attach
+     * @param deviceId device id to use when a nic is created
+     */
+    void connectTo(NetworkEntity network, short nicId);
+
+    /**
+     * Disconnect the VM from this network
+     * @param netowrk network to disconnect from
+     */
+    void disconnectFrom(NetworkEntity netowrk, short nicId);
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/VolumeEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/VolumeEntity.java b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/VolumeEntity.java
new file mode 100755
index 0000000..d7e5f38
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/cloud/entity/api/VolumeEntity.java
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.cloud.entity.api;
+
+import org.apache.cloudstack.platform.entity.api.CloudStackEntity;
+
+import com.cloud.storage.Volume;
+
+public interface VolumeEntity extends CloudStackEntity, Volume {
+
+    /**
+     * Take a snapshot of the volume
+     */
+    SnapshotEntity takeSnapshotOf(boolean full);
+
+    /**
+     * Make a reservation to do storage migration
+     * 
+     * @param expirationTime time in seconds the reservation is cancelled 
+     * @return reservation token
+     */
+    String reserveForMigration(long expirationTime);
+
+    /**
+     * Migrate using a reservation.
+     * @param reservationToken reservation token 
+     */
+    void migrate(String reservationToken);
+
+    /**
+     * Setup for a copy of this volume.
+     * @return destination to copy to
+     */
+    VolumeEntity setupForCopy();
+
+    /**
+     * Perform the copy
+     * @param dest copy to this volume
+     */
+    void copy(VolumeEntity dest);
+
+    /**
+     * Attach to the vm
+     * @param vm vm to attach to
+     * @param deviceId device id to use
+     */
+    void attachTo(String vm, long deviceId);
+
+    /**
+     * Detach from the vm
+     */
+    void detachFrom();
+
+    /**
+     * Destroy the volume
+     */
+    void destroy();
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/ClusterEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/ClusterEntity.java b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/ClusterEntity.java
new file mode 100755
index 0000000..8378909
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/ClusterEntity.java
@@ -0,0 +1,25 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.datacenter.entity.api;
+
+import com.cloud.org.Cluster;
+
+public interface ClusterEntity extends DataCenterResourceEntity, Cluster, OrganizationScope {
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/DataCenterResourceEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/DataCenterResourceEntity.java b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/DataCenterResourceEntity.java
new file mode 100755
index 0000000..5ca27c5
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/DataCenterResourceEntity.java
@@ -0,0 +1,83 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.datacenter.entity.api;
+
+import org.apache.cloudstack.platform.entity.api.CloudStackEntity;
+
+import com.cloud.utils.fsm.StateMachine2;
+import com.cloud.utils.fsm.StateObject;
+
+/**
+ * This interface specifies the states and operations all physical 
+ * and virtual resources in the data center must implement. 
+ */
+public interface DataCenterResourceEntity extends CloudStackEntity, StateObject<DataCenterResourceEntity.State> {
+
+    /**
+     * This is the state machine for how CloudStack should interact with 
+     *
+     */
+    public enum State {
+        Disabled("The resource is disabled so CloudStack should not use it.  This is the initial state of all resources added to CloudStack."),
+        Enabled("The resource is now enabled for CloudStack to use."),
+        Deactivated("The resource is disactivated so CloudStack should not use it for new resource needs.");
+
+        String _description;
+
+        private State(String description) {
+            _description = description;
+        }
+
+        public enum Event {
+            EnableRequest,
+            DisableRequest,
+            DeactivateRequest,
+            ActivatedRequest
+        }
+
+        protected static final StateMachine2<State, Event, DataCenterResourceEntity> s_fsm = new StateMachine2<State, Event, DataCenterResourceEntity>();
+        static {
+            s_fsm.addTransition(Disabled, Event.EnableRequest, Enabled);
+            s_fsm.addTransition(Enabled, Event.DisableRequest, Disabled);
+            s_fsm.addTransition(Enabled, Event.DeactivateRequest, Deactivated);
+            s_fsm.addTransition(Deactivated, Event.ActivatedRequest, Enabled);
+        }
+
+    }
+    /**
+     * Prepare the resource to take new on new demands.
+     */
+    boolean enable();
+
+    /**
+     * Disables the resource.  Cleanup.  Prepare for the resource to be removed.
+     */
+    boolean disable();
+
+    /**
+     * Do not use the resource for new demands.
+     */
+    boolean deactivate();
+
+    /**
+     * Reactivates a deactivated resource.
+     */
+    boolean reactivate();
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/OrganizationScope.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/OrganizationScope.java b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/OrganizationScope.java
new file mode 100755
index 0000000..0fa6497
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/OrganizationScope.java
@@ -0,0 +1,23 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.datacenter.entity.api;
+
+public interface OrganizationScope {
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/PodEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/PodEntity.java b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/PodEntity.java
new file mode 100755
index 0000000..e474300
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/PodEntity.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.datacenter.entity.api;
+
+import java.util.List;
+
+import com.cloud.dc.Pod;
+import com.cloud.org.Cluster;
+
+public interface PodEntity extends DataCenterResourceEntity, Pod {
+
+    List<Cluster> listClusters();
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/StorageEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/StorageEntity.java b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/StorageEntity.java
new file mode 100755
index 0000000..2d22232
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/StorageEntity.java
@@ -0,0 +1,24 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.datacenter.entity.api;
+
+import com.cloud.storage.StoragePool;
+
+public interface StorageEntity extends DataCenterResourceEntity, StoragePool {
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/ZoneEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/ZoneEntity.java b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/ZoneEntity.java
new file mode 100755
index 0000000..48940fa
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/datacenter/entity/api/ZoneEntity.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.datacenter.entity.api;
+
+import java.util.List;
+
+import com.cloud.dc.DataCenter;
+
+/**
+ * Describes a zone and operations that can be done in a zone. 
+ */
+public interface ZoneEntity extends DataCenterResourceEntity, DataCenter {
+    List<PodEntity> listPods(); 
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/entity/api/CloudStackEntity.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/entity/api/CloudStackEntity.java b/engine/api/src/org/apache/cloudstack/platform/entity/api/CloudStackEntity.java
new file mode 100755
index 0000000..1aa70b6
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/entity/api/CloudStackEntity.java
@@ -0,0 +1,96 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.entity.api;
+
+import java.lang.reflect.Method;
+import java.util.Date;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * All entities returned by the Cloud Orchestration Platform must implement
+ * this interface.  CloudValueEntity is an immutable representation of 
+ * an entity exposed by Cloud Orchestration Platform.  For each object, it
+ * defines two ids:  uuid, generated by CloudStack Orchestration Platform, and 
+ * an external id that is set by the caller when the entity is created.  All 
+ * ids must be unique for that entity.  CloudValueEntity also can be converted 
+ * to a CloudActionableEntity which contains actions the object can perform.
+ */
+public interface CloudStackEntity {
+    /**
+     * @return the uuid of the object.
+     */
+    String getUuid();
+
+    /**
+     * @return the id which is often the database id.
+     */
+    long getId();
+
+    /**
+     * @return external id set by the caller
+     */
+    String getExternalId();
+
+    /**
+     * @return current state for the entity
+     */
+    String getCurrentState();
+
+    /**
+     * @return desired state for the entity
+     */
+    String getDesiredState();
+
+    /**
+     * Get the time the entity was created
+     */
+    Date getCreatedTime();
+
+    /**
+     * Get the time the entity was last updated
+     */
+    Date getLastUpdatedTime();
+
+    /**
+     * @return reference to the owner of this entity
+     */
+    String getOwner();
+
+    /**
+     * @return details stored for this entity when created.
+     */
+    Map<String, String> getDetails(String source);
+
+    /**
+     * @return a list of sources that have added to the details.
+     */
+    List<String> getDetailSources();
+
+    void addDetail(String source, String name, String value);
+
+    void delDetail(String source, String name, String value);
+
+    void updateDetail(String source, String name, String value);
+
+    /**
+     * @return list of actions that can be performed on the object in its current state
+     */
+    List<Method> getApplicableActions();
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/exception/InsufficientCapacityException.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/exception/InsufficientCapacityException.java b/engine/api/src/org/apache/cloudstack/platform/exception/InsufficientCapacityException.java
new file mode 100755
index 0000000..d2f9112
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/exception/InsufficientCapacityException.java
@@ -0,0 +1,24 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.exception;
+
+public class InsufficientCapacityException {
+    
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/service/api/DirectoryService.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/service/api/DirectoryService.java b/engine/api/src/org/apache/cloudstack/platform/service/api/DirectoryService.java
new file mode 100755
index 0000000..e789613
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/service/api/DirectoryService.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.service.api;
+
+import java.net.URI;
+import java.util.List;
+
+import com.cloud.utils.component.PluggableService;
+
+public interface DirectoryService {
+    void registerService(String serviceName, URI endpoint);
+    void unregisterService(String serviceName, URI endpoint);
+    List<URI> getEndPoints(String serviceName);
+    URI getLoadBalancedEndPoint(String serviceName);
+
+    List<PluggableService> listServices();
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/service/api/EntityService.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/service/api/EntityService.java b/engine/api/src/org/apache/cloudstack/platform/service/api/EntityService.java
new file mode 100755
index 0000000..6983d28
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/service/api/EntityService.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.service.api;
+
+import java.util.List;
+
+import com.cloud.network.Network;
+import com.cloud.storage.Volume;
+import com.cloud.vm.VirtualMachine;
+
+/**
+ * Service to retrieve CloudStack entities
+ * very likely to change
+ */
+public interface EntityService {
+    List<String> listVirtualMachines();
+    List<String> listVolumes();
+    List<String> listNetworks();
+    List<String> listNics();
+    List<String> listSnapshots();
+    List<String> listTemplates();
+    List<String> listStoragePools();
+    List<String> listHosts();
+
+    VirtualMachine getVirtualMachine(String vm);
+    Volume getVolume(String volume);
+    Network getNetwork(String network);
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/service/api/OperationsServices.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/service/api/OperationsServices.java b/engine/api/src/org/apache/cloudstack/platform/service/api/OperationsServices.java
new file mode 100755
index 0000000..5cf7bc6
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/service/api/OperationsServices.java
@@ -0,0 +1,57 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.service.api;
+
+import java.net.URL;
+import java.util.List;
+
+import com.cloud.alert.Alert;
+import com.cloud.async.AsyncJob;
+
+public interface OperationsServices {
+    List<AsyncJob> listJobs();
+
+    List<AsyncJob> listJobsInProgress();
+
+    List<AsyncJob> listJobsCompleted();
+
+    List<AsyncJob> listJobsCompleted(Long from);
+
+    List<AsyncJob> listJobsInWaiting();
+
+    void cancelJob(String job);
+
+    List<Alert> listAlerts();
+
+    Alert getAlert(String uuid);
+
+    void cancelAlert(String alert);
+
+    void registerForAlerts();
+
+    String registerForEventNotifications(String type, String topic, URL url);
+
+    boolean deregisterForEventNotifications(String notificationId);
+
+    /**
+     * @return the list of event topics someone can register for
+     */
+    List<String> listEventTopics();
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/service/api/OrchestrationService.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/service/api/OrchestrationService.java b/engine/api/src/org/apache/cloudstack/platform/service/api/OrchestrationService.java
new file mode 100755
index 0000000..87c2fe0
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/service/api/OrchestrationService.java
@@ -0,0 +1,84 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.service.api;
+
+import java.net.URL;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.cloudstack.platform.cloud.entity.api.NetworkEntity;
+import org.apache.cloudstack.platform.cloud.entity.api.TemplateEntity;
+import org.apache.cloudstack.platform.cloud.entity.api.VirtualMachineEntity;
+import org.apache.cloudstack.platform.cloud.entity.api.VolumeEntity;
+
+import com.cloud.hypervisor.Hypervisor;
+
+public interface OrchestrationService {
+    /**
+     * creates a new virtual machine
+     * 
+     * @param uuid externally unique name to reference the virtual machine
+     * @param template reference to the template
+     * @param hostName name of the host
+     * @param cpu # of cpu cores
+     * @param speed speed of the cpu core
+     * @param memory memory to allocate in bytes
+     * @param networks networks that this VM belongs in
+     * @param rootDiskTags tags for the root disk
+     * @param computeTags tags for the compute
+     * @param details extra details to store for the VM
+     * @return VirtualMachine
+     */
+    VirtualMachineEntity createVirtualMachine(String name, 
+            String template,
+            String hostName,
+            int cpu, 
+            int speed, 
+            long memory, 
+            List<String> networks, 
+            List<String> rootDiskTags,
+            List<String> computeTags, 
+            Map<String, String> details,
+            String owner);
+
+    VirtualMachineEntity createVirtualMachineFromScratch(String uuid,
+            String iso,
+            String os,
+            String hypervisor,
+            String hostName,
+            int cpu,
+            int speed,
+            long memory,
+            List<String> networks,
+            List<String> computeTags,
+            Map<String, String> details,
+            String owner);
+
+    NetworkEntity createNetwork(String externaId, String name, String cidr, String gateway);
+
+    void destroyNetwork(String networkUuid);
+
+    VolumeEntity createVolume();
+
+    void destroyVolume(String volumeEntity);
+
+    TemplateEntity registerTemplate(String name, URL path, String os, Hypervisor hypervisor);
+
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/service/api/ProvisioningService.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/service/api/ProvisioningService.java b/engine/api/src/org/apache/cloudstack/platform/service/api/ProvisioningService.java
new file mode 100755
index 0000000..0032a25
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/service/api/ProvisioningService.java
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.service.api;
+
+import java.util.List;
+import java.util.Map;
+
+import org.apache.cloudstack.platform.datacenter.entity.api.ZoneEntity;
+
+import com.cloud.dc.DataCenter;
+import com.cloud.dc.Pod;
+import com.cloud.host.Host;
+import com.cloud.host.Status;
+import com.cloud.storage.StoragePool;
+
+
+/**
+ * ProvisioningService registers and deregisters physical and virtual 
+ * resources that the management server can use.  
+ */
+public interface ProvisioningService {
+
+    String registerStorage(String name, List<String> tags, Map<String, String> details);
+    ZoneEntity registerZone(String name, List<String> tags, Map<String, String> details);
+    String registerPod(String name, List<String> tags, Map<String, String> details);
+    String registerCluster(String name, List<String> tags, Map<String, String> details);
+    String registerHost(String name, List<String> tags, Map<String, String> details);
+
+
+
+    void deregisterStorage(String uuid);
+    void deregisterZone();
+    void deregisterPod();
+    void deregisterCluster();
+    void deregisterHost();
+
+    void changeState(String type, String entity, Status state);
+
+    List<Host> listHosts();
+
+    List<Pod> listPods();
+
+    List<DataCenter> listZones();
+
+
+
+    List<StoragePool> listStorage();
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/hypervisor/ComputeSubsystem.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/hypervisor/ComputeSubsystem.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/hypervisor/ComputeSubsystem.java
new file mode 100644
index 0000000..b9f8a87
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/hypervisor/ComputeSubsystem.java
@@ -0,0 +1,31 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.subsystem.api.hypervisor;
+
+
+public interface ComputeSubsystem {
+
+    void start(String vm, String reservationId);
+
+    void cancel(String reservationId);
+
+    void stop(String vm, String reservationId);
+
+    void migrate(String vm, String reservationId);
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/network/NetworkServiceProvider.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/network/NetworkServiceProvider.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/network/NetworkServiceProvider.java
new file mode 100755
index 0000000..a66a4f5
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/network/NetworkServiceProvider.java
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.subsystem.api.network;
+
+public interface NetworkServiceProvider {
+    /**
+     * Plug your network elements into this network
+     * @param network
+     * @param reservationId
+     */
+    void plugInto(String network, String reservationId);
+
+    /**
+     * Unplug your network elements from this network
+     * @param network
+     * @param reservationId
+     */
+    void unplugFrom(String network, String reservationId);
+
+    /**
+     * Cancel a previous work
+     * @param reservationId
+     */
+    void cancel(String reservationId);
+
+    void provideServiceTo(String vm, String network, String reservationId);
+
+    void removeServiceFrom(String vm, String network, String reservationId);
+
+    void cleanUp(String network, String reservationId);
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/network/NetworkSubsystem.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/network/NetworkSubsystem.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/network/NetworkSubsystem.java
new file mode 100755
index 0000000..6a37382
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/network/NetworkSubsystem.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.subsystem.api.network;
+
+public interface NetworkSubsystem {
+    String create();
+
+    String start(String network, String reservationId);
+
+    void shutdown(String nework, String reservationId);
+
+    void prepare(String vm, String network, String reservationId);
+
+    void release(String vm, String network, String reservationId);
+
+    void cancel(String reservationId);
+
+    void destroy(String network, String reservationId);
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/BackupStrategy.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/BackupStrategy.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/BackupStrategy.java
new file mode 100644
index 0000000..b5aecd7
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/BackupStrategy.java
@@ -0,0 +1,5 @@
+package org.apache.cloudstack.platform.subsystem.api.storage;
+
+public interface BackupStrategy {
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataMigrationSubSystem.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataMigrationSubSystem.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataMigrationSubSystem.java
new file mode 100755
index 0000000..edb15a6
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataMigrationSubSystem.java
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.subsystem.api.storage;
+
+import java.net.URI;
+
+import com.cloud.org.Grouping;
+
+public interface DataMigrationSubSystem {
+
+    Class<? extends Grouping> getScopeCoverage();
+    void migrate(URI source, URI dest, String reservationId);
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataObject.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataObject.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataObject.java
new file mode 100644
index 0000000..c861bc4
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataObject.java
@@ -0,0 +1,42 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.subsystem.api.storage;
+
+import java.util.List;
+
+import org.apache.cloudstack.platform.subsystem.api.storage.DataStore.DataStoreRef;
+
+/*
+ * Logic entity
+ */
+public interface DataObject {
+	String getURI();
+	String getUUID();
+	DataStoreRef getStoreRef();
+	long getSize();
+	//volume/snapshot/template
+	String getType();
+	//db id
+	Long getId();
+	DataObject getParent();
+	void setParent(DataObject obj);
+	List<DataObject> getChidren();
+	boolean lock();
+	boolean unlock();
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataObjectBackupStorageOperationState.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataObjectBackupStorageOperationState.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataObjectBackupStorageOperationState.java
new file mode 100644
index 0000000..a565036
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataObjectBackupStorageOperationState.java
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.subsystem.api.storage;
+
+import com.cloud.utils.fsm.StateMachine;
+
+public enum DataObjectBackupStorageOperationState {
+	Copying,
+	Deleting,
+	Ready,
+	NonOperational;
+	
+	public enum Event {
+		Initial("Init state machine"),
+		CopyingRequested("Copy operation is requested"),
+		DeleteRequested("Delete operation is requested"),
+		OperationSuccess("Operation successed"),
+		OperationFailed("Operation failed");
+
+		private final String _msg;
+		
+		private Event(String msg) {
+			_msg = msg;
+		}
+	}
+	
+	   public DataObjectBackupStorageOperationState getNextState(Event a) {
+	        return s_fsm.getNextState(this, a);
+	    }
+	
+	protected static final StateMachine<DataObjectBackupStorageOperationState, Event> s_fsm = new StateMachine<DataObjectBackupStorageOperationState, Event>();
+	static {
+        s_fsm.addTransition(null, Event.Initial, DataObjectBackupStorageOperationState.Ready);
+        s_fsm.addTransition(DataObjectBackupStorageOperationState.Ready, Event.CopyingRequested, DataObjectBackupStorageOperationState.Copying);
+        s_fsm.addTransition(DataObjectBackupStorageOperationState.Copying, Event.CopyingRequested, DataObjectBackupStorageOperationState.Copying);
+        s_fsm.addTransition(DataObjectBackupStorageOperationState.Copying, Event.OperationFailed, DataObjectBackupStorageOperationState.Ready);
+        s_fsm.addTransition(DataObjectBackupStorageOperationState.Copying, Event.OperationSuccess, DataObjectBackupStorageOperationState.Ready);
+        s_fsm.addTransition(DataObjectBackupStorageOperationState.Ready, Event.DeleteRequested, DataObjectBackupStorageOperationState.Deleting);
+        s_fsm.addTransition(DataObjectBackupStorageOperationState.Deleting, Event.OperationFailed, DataObjectBackupStorageOperationState.Ready);
+        s_fsm.addTransition(DataObjectBackupStorageOperationState.Deleting, Event.OperationSuccess, DataObjectBackupStorageOperationState.NonOperational);
+	}
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStore.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStore.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStore.java
new file mode 100644
index 0000000..0d0f082
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStore.java
@@ -0,0 +1,76 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.subsystem.api.storage;
+
+import com.cloud.agent.api.to.StorageFilerTO;
+import com.cloud.storage.Snapshot;
+import com.cloud.storage.Storage.StoragePoolType;
+import com.cloud.storage.Volume;
+import com.cloud.template.VirtualMachineTemplate;
+
+public interface DataStore {
+	public class DataStoreRef {
+		
+	}
+	
+	public class DataStoreDriverRef {
+		
+	}
+	
+	public enum StoreType {
+		Primary,
+		Image,
+		Backup;
+	}
+	public class StoreScope {
+		public long zoneId;
+		private long clusterId;
+		private long hostId;
+	}
+	
+	String getURI();
+	String getUUID();
+	long getCluterId();
+	long getPodId();
+	long getZoneId();
+	String getPath();
+	StoreType getType();
+	StoragePoolType getPoolType();
+	StoreScope getScope();
+	boolean isSharedStorage();
+	Long getId();
+	DataStoreDriver getDataStoreDriver();
+	StorageProvider getProvider();
+	DataStoreEndPointSelector getEndPointSelector();
+	FileSystem getFileSystem();
+	VolumeStrategy getVolumeStrategy();
+	SnapshotStrategy getSnapshotStrategy();
+	BackupStrategy getBackupStrategy();
+	TemplateStrategy getTemplateStrategy();
+	DataStoreLifeCycle getLifeCycle();
+	
+	VolumeProfile prepareVolume(Volume volume, DataStore destStore);
+	SnapshotProfile prepareSnapshot(Snapshot snapshot, DataStore destStore);
+	TemplateProfile prepareTemplate(long templateId, DataStore destStore);
+	boolean contains(Volume volume);
+	boolean contains(Snapshot snapshot);
+	boolean contains(TemplateProfile template);
+	TemplateProfile get(TemplateProfile template);
+	StorageFilerTO getTO();
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreConfigurator.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreConfigurator.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreConfigurator.java
new file mode 100644
index 0000000..8d80d8d
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreConfigurator.java
@@ -0,0 +1,16 @@
+package org.apache.cloudstack.platform.subsystem.api.storage;
+
+import java.net.URI;
+import java.util.List;
+import java.util.Map;
+
+import com.cloud.storage.StoragePool;
+
+public interface DataStoreConfigurator {
+	String getProtocol();
+	StoragePool getStoragePool(Map<String, String> configs);
+	List<String> getConfigNames();
+	Map<String, String> getConfigs(URI uri, Map<String, String> extras);
+	boolean validate(Map<String, String> configs);
+	DataStore getDataStore(StoragePool pool);
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreDriver.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreDriver.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreDriver.java
new file mode 100644
index 0000000..258f0a1
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreDriver.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.cloudstack.platform.subsystem.api.storage;
+
+import com.cloud.agent.api.Answer;
+import com.cloud.agent.api.Command;
+
+public interface DataStoreDriver {
+	String getDriverType();
+	TemplateProfile install(TemplateProfile tp, DataStoreEndPoint ep);
+	TemplateProfile register(TemplateProfile tp, DataStoreEndPoint ep);
+	DataObject create(DataObject obj);
+	DataObject copy(DataObject src, DataStore dest);
+	DataObject copy(DataObject src, DataObject dest);
+	DataObject move(DataObject src, DataObject dest);
+	VolumeProfile createVolumeFromTemplate(VolumeProfile vol, TemplateProfile tp, DataStoreEndPoint dp);
+	Answer sendMessage(DataStoreEndPoint dsep, Command cmd);
+	boolean delete(DataObject obj);
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreEndPoint.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreEndPoint.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreEndPoint.java
new file mode 100644
index 0000000..8029424
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreEndPoint.java
@@ -0,0 +1,26 @@
+package org.apache.cloudstack.platform.subsystem.api.storage;
+
+import com.cloud.agent.api.Answer;
+import com.cloud.agent.api.Command;
+
+public class DataStoreEndPoint {
+	protected long hostId;
+	protected String privIp;
+	
+	public DataStoreEndPoint(long host, String ip) {
+		hostId = host;
+		privIp = ip;
+	}
+	
+	public long getHostId() {
+		return hostId;
+	}
+	
+	public String getPrivateIp() {
+		return privIp;
+	}
+	
+	public Answer sendCommand(Command cmd) {
+		return new Answer(cmd);
+	}
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreEndPointSelector.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreEndPointSelector.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreEndPointSelector.java
new file mode 100644
index 0000000..30b597c
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreEndPointSelector.java
@@ -0,0 +1,7 @@
+package org.apache.cloudstack.platform.subsystem.api.storage;
+
+import java.util.List;
+
+public interface DataStoreEndPointSelector {
+	List<DataStoreEndPoint> getEndPoints(StorageEvent event);
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreExtendedAttribute.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreExtendedAttribute.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreExtendedAttribute.java
new file mode 100644
index 0000000..55af9d9
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreExtendedAttribute.java
@@ -0,0 +1,5 @@
+package org.apache.cloudstack.platform.subsystem.api.storage;
+
+public interface DataStoreExtendedAttribute {
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/a6df8a5b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreLifeCycle.java
----------------------------------------------------------------------
diff --git a/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreLifeCycle.java b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreLifeCycle.java
new file mode 100644
index 0000000..46be5f5
--- /dev/null
+++ b/engine/api/src/org/apache/cloudstack/platform/subsystem/api/storage/DataStoreLifeCycle.java
@@ -0,0 +1,13 @@
+package org.apache.cloudstack.platform.subsystem.api.storage;
+
+public interface DataStoreLifeCycle {
+	public enum DataStoreEvent {
+		HOSTUP,
+		HOSTDOWN,
+	}
+	void add();
+	void delete();
+	void enable();
+	void disable();
+	void processEvent(DataStoreEvent event, Object... objs);
+}


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