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Posted to commits@stratos.apache.org by re...@apache.org on 2014/01/10 10:09:26 UTC

git commit: adding instance notification client to Autoscaler

Updated Branches:
  refs/heads/master a440e8dae -> 0e6cf66cc


adding instance notification client to Autoscaler


Project: http://git-wip-us.apache.org/repos/asf/incubator-stratos/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-stratos/commit/0e6cf66c
Tree: http://git-wip-us.apache.org/repos/asf/incubator-stratos/tree/0e6cf66c
Diff: http://git-wip-us.apache.org/repos/asf/incubator-stratos/diff/0e6cf66c

Branch: refs/heads/master
Commit: 0e6cf66cc0bc6bee0f28d7a0f35adb80cc995358
Parents: a440e8d
Author: rekathiru <rt...@gmail.com>
Authored: Fri Jan 10 14:39:35 2014 +0530
Committer: rekathiru <rt...@gmail.com>
Committed: Fri Jan 10 14:39:35 2014 +0530

----------------------------------------------------------------------
 .../org.apache.stratos.autoscaler/pom.xml       |  7 ++
 .../apache/stratos/autoscaler/Constants.java    |  9 +++
 .../controller/InstanceNotificationClient.java  | 71 ++++++++++++++++++++
 3 files changed, 87 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-stratos/blob/0e6cf66c/components/org.apache.stratos.autoscaler/pom.xml
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/pom.xml b/components/org.apache.stratos.autoscaler/pom.xml
index 92798b0..f7f8b31 100644
--- a/components/org.apache.stratos.autoscaler/pom.xml
+++ b/components/org.apache.stratos.autoscaler/pom.xml
@@ -165,6 +165,13 @@
             <version>${project.version}</version>
             <scope>provided</scope>
         </dependency>
+	 <dependency>
+            <groupId>org.apache.stratos</groupId>
+            <artifactId>org.apache.stratos.manager.cleanup.notification.stub</artifactId>
+            <version>${project.version}</version>
+            <scope>provided</scope>
+        </dependency>
+
 	</dependencies>
 
 	<build>

http://git-wip-us.apache.org/repos/asf/incubator-stratos/blob/0e6cf66c/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/Constants.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/Constants.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/Constants.java
index f6899df..ae351a7 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/Constants.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/Constants.java
@@ -17,6 +17,15 @@ public class Constants {
 
     public static final String CLOUD_CONTROLLER_SERVICE_SFX = "services/CloudControllerService";
     public static final int CLOUD_CONTROLLER_DEFAULT_PORT = 9444;
+
+    public static final String STRATOS_MANAGER_SERVICE_SFX = "services/InstanceCleanupNotificationService";
+    public static final int STRATOS_MANAGER_DEFAULT_PORT = 9444;
+    public static final String STRATOS_MANAGER_HOSTNAME_ELEMENT = "stratos.manager.hostname";
+    public static final String STRATOS_MANAGER_DEFAULT_PORT_ELEMENT = "stratos.manager.port";
+
+
+
+
     
     // partition properties
     public static final String REGION_PROPERTY = "region";

http://git-wip-us.apache.org/repos/asf/incubator-stratos/blob/0e6cf66c/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/cloud/controller/InstanceNotificationClient.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/cloud/controller/InstanceNotificationClient.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/cloud/controller/InstanceNotificationClient.java
new file mode 100644
index 0000000..7977f4b
--- /dev/null
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/cloud/controller/InstanceNotificationClient.java
@@ -0,0 +1,71 @@
+/*
+ * 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.  TcSee the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.stratos.autoscaler.client.cloud.controller;
+
+import org.apache.axis2.transport.http.HTTPConstants;
+import org.apache.commons.configuration.XMLConfiguration;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.stratos.autoscaler.Constants;
+import org.apache.stratos.autoscaler.util.ConfUtil;
+import org.apache.stratos.manager.cleanup.notification.stub.*;
+
+import java.rmi.RemoteException;
+
+public class InstanceNotificationClient {
+     private static final Log log = LogFactory.getLog(CloudControllerClient.class);
+    private static InstanceCleanupNotificationServiceStub stub;
+
+    /* An instance of a InstanceNotificationClient is created when the class is loaded.
+     * Since the class is loaded only once, it is guaranteed that an object of
+     * InstanceNotificationClient is created only once. Hence it is singleton.
+     */
+    private static class InstanceHolder {
+        private static final InstanceNotificationClient INSTANCE = new InstanceNotificationClient();
+    }
+
+    public static InstanceNotificationClient getInstance() {
+    	return InstanceHolder.INSTANCE;
+    }
+
+    private InstanceNotificationClient(){
+    	try {
+            XMLConfiguration conf = ConfUtil.getInstance().getConfiguration();
+            int port = conf.getInt(Constants.STRATOS_MANAGER_DEFAULT_PORT_ELEMENT,
+                    Constants.STRATOS_MANAGER_DEFAULT_PORT);
+            String hostname = conf.getString(Constants.STRATOS_MANAGER_HOSTNAME_ELEMENT, "localhost");
+            String epr = "https://" + hostname + ":" + port + "/" + Constants.STRATOS_MANAGER_SERVICE_SFX;
+            int cloudControllerClientTimeout = conf.getInt("autoscaler.cloudController.clientTimeout", 180000);
+            stub = new InstanceCleanupNotificationServiceStub(epr);
+            stub._getServiceClient().getOptions().setProperty(HTTPConstants.SO_TIMEOUT, cloudControllerClientTimeout);
+            stub._getServiceClient().getOptions().setProperty(HTTPConstants.CONNECTION_TIMEOUT, cloudControllerClientTimeout);
+		} catch (Exception e) {
+			log.error("Stub init error", e);
+		}
+    }
+
+    public void sendMemberCleanupEvent(String memberId) {
+        try {
+            stub.sendInstanceCleanupNotificationForMember(memberId);
+        } catch (RemoteException e)  {
+            log.error("error while sending the cleanup notification event to SM", e);
+        }
+
+    }
+}