AMBARI-11042. Tez UI View: Support Auto Create and Cluster Association. (Sreenath Somarajapuram via yusaku)

contrib/views/tez/src/main/java/org/apache/ambari/view/tez/ConfigurationService.java

@@ -0,0 +1,50 @@
+/**
+ * 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.ambari.view.tez;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.UriInfo;
+
+/**
+ * The tez configuration service.
+ */
+public class ConfigurationService extends PropertyService {
+
+  /**
+   * Handles: GET /.
+   *
+   * @param headers   http headers
+   * @param ui        uri info
+   *
+   * @return value JSON representation
+   */
+  @GET
+  @Path("/")
+  @Produces({"text/plain", "application/json"})
+  public Response getValue(@Context HttpHeaders headers, @Context UriInfo ui) {
+    return Response.ok(getResponse(
+      ViewController.PARAM_YARN_ATS_URL,
+      ViewController.PARAM_YARN_RESOURCEMANAGER_URL)
+    ).build();
+  }
+} // end PropertyService

contrib/views/tez/src/main/java/org/apache/ambari/view/tez/PropertyService.java

@@ -0,0 +1,68 @@
+/**
+ * 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.ambari.view.tez;
+
+import org.apache.ambari.view.ViewContext;
+
+import javax.inject.Inject;
+import java.util.Map;
+
+/**
+ * The base property service.
+ */
+public abstract class PropertyService {
+
+  /**
+   * The view context.
+   */
+  @Inject
+  protected ViewContext context;
+
+  protected String getResponse(String ... propertyNames) {
+
+    Map<String, String> properties = context.getProperties();
+
+    StringBuffer buffer = new StringBuffer();
+    int count = 0;
+
+    buffer.append("[");
+    for (String propertyName : propertyNames) {
+      if (count++ > 0) {
+        buffer.append(",\n");
+      }
+      buffer.append(getPropertyResponse(properties, propertyName));
+    }
+    buffer.append("]");
+
+    return buffer.toString();
+  }
+
+  private String getPropertyResponse(Map<String, String> properties, String key) {
+    StringBuffer buffer = new StringBuffer();
+
+    String value = properties.get(key);
+
+    buffer.append("{\"");
+    buffer.append(key);
+    buffer.append("\" : \"");
+    buffer.append(value);
+    buffer.append("\"}");
+
+    return buffer.toString();
+  }
+} // end PropertyService

contrib/views/tez/src/main/java/org/apache/ambari/view/tez/SettingService.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.ambari.view.tez;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.UriInfo;
+
+/**
+ * The setting service.
+ */
+public class SettingService extends PropertyService {
+
+  /**
+   * Handles: GET /.
+   *
+   * @param headers   http headers
+   * @param ui        uri info
+   *
+   * @return value JSON representation
+   */
+  @GET
+  @Path("/")
+  @Produces({"text/plain", "application/json"})
+  public Response getValue(@Context HttpHeaders headers, @Context UriInfo ui) {
+    return Response.ok(getResponse()).build();
+  }
+} // end PropertyService

contrib/views/tez/src/main/resources/ui/scripts/init-ambari-view.js

@@ -194,11 +194,17 @@ function allowFullScreen() {
 
 function loadParams() {
   App.Helpers.ambari.getInstanceParameters().then(function () {
+    var timelineBaseUrl = App.Helpers.ambari.getParam(App.Helpers.ambari.TIMELINE_URL),
+        RMWebUrl = App.Helpers.ambari.getParam(App.Helpers.ambari.RM_URL);
     $.extend(true, App.Configs, {
       envDefaults: {
         isStandalone: false,
-        timelineBaseUrl: App.Helpers.ambari.getParam(App.Helpers.ambari.TIMELINE_URL),
-        RMWebUrl: App.Helpers.ambari.getParam(App.Helpers.ambari.RM_URL)
+        timelineBaseUrl: timelineBaseUrl.match('://') ?
+            timelineBaseUrl :
+            '%@//%@'.fmt(location.protocol, timelineBaseUrl),
+        RMWebUrl: RMWebUrl.match('://') ?
+            RMWebUrl :
+            '%@//%@'.fmt(location.protocol, RMWebUrl)
       }
     });
 

contrib/views/tez/src/main/resources/view.xml

@@ -16,25 +16,53 @@ limitations under the License. Kerberos, LDAP, Custom. Binary/Htt
 -->
 <view>
   <name>TEZ</name>
-  <label>TEZ View</label>
+  <label>Tez View</label>
   <version>${tez.view.version}</version>
+  <description>Ambari view for Apache Tez</description>
+
   <parameter>
     <name>yarn.timeline-server.url</name>
-    <description>The URL to the YARN Application Timeline Server, used to provide TEZ information. Typically this is the yarn.timeline-service.webapp.address property in the yarn-site.xml configuration. Url must be accessible from Ambari server.</description>
+    <description>The URL to the YARN Application Timeline Server, used to provide Tez information. Typically this is the yarn.timeline-service.webapp.address property in the yarn-site.xml configuration. Url must be accessible from Ambari server.</description>
     <label>YARN Timeline Server URL</label>
-    <placeholder>http://yarn.timeline-service.hostname:8188</placeholder>
-    <required>true</required>
+    <placeholder>yarn.timeline-service.hostname:8188</placeholder>
+    <default-value>localhost:8188</default-value>
+    <cluster-config>yarn-site/yarn.timeline-service.webapp.address</cluster-config>
   </parameter>
   <parameter>
     <name>yarn.resourcemanager.url</name>
     <description>The URL to the YARN ResourceManager, used to provide YARN Application data. Typically this is the yarn.resourcemanager.webapp.address property in the yarn-site.xml configuration. Url must be accessible from Ambari server.</description>
     <label>YARN ResourceManager URL</label>
-    <placeholder>http://yarn.resourcemanager.hostname:8088</placeholder>
-    <required>true</required>
+    <placeholder>yarn.resourcemanager.hostname:8088</placeholder>
+    <default-value>localhost:8088</default-value>
+    <cluster-config>yarn-site/yarn.resourcemanager.webapp.address</cluster-config>
   </parameter>
+
   <!-- The status resource exists to show the subset of properties that any user is allowed to see, not just an admin user. -->
   <resource>
     <name>status</name>
     <service-class>org.apache.ambari.view.tez.rest.ViewStatusResource</service-class>
   </resource>
+  <resource>
+    <name>configurations</name>
+    <service-class>org.apache.ambari.view.tez.ConfigurationService</service-class>
+  </resource>
+  <resource>
+    <name>settings</name>
+    <service-class>org.apache.ambari.view.tez.SettingService</service-class>
+  </resource>
+
+  <auto-instance>
+    <name>TEZ_CLUSTER_INSTANCE</name>
+    <label>Tez View: Cluster Instance</label>
+    <description>This view instance is auto created when the Tez service is added to a cluster.</description>
+    <stack-id>HDP-2.*</stack-id>
+    <services>
+      <service>TEZ</service>
+    </services>
+  </auto-instance>
+  <instance>
+    <name>TEZ_DEPLOYMENT_INSTANCE</name>
+    <label>Tez View: Deployment Instance</label>
+    <description>This view instance is created when the Tez view is deployed. The instance must be associated with a cluster to have valid cluster configuration values.</description>
+  </instance>
 </view>