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Posted to commits@knox.apache.org by pz...@apache.org on 2019/07/30 20:27:19 UTC

[knox] branch master updated: KNOX-1930 - CM discovery - JOBTRACKER URLs not discovered

This is an automated email from the ASF dual-hosted git repository.

pzampino pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/knox.git


The following commit(s) were added to refs/heads/master by this push:
     new 096e717  KNOX-1930 - CM discovery - JOBTRACKER URLs not discovered
096e717 is described below

commit 096e717dd4550a93ad0531d4d4010375d899de65
Author: pzampino <pz...@cloudera.com>
AuthorDate: Tue Jul 30 15:22:31 2019 -0400

    KNOX-1930 - CM discovery - JOBTRACKER URLs not discovered
---
 .../yarn/JobTrackerServiceModelGenerator.java      | 53 ++++++++++++++++
 .../ResourceManagerServiceModelGeneratorBase.java  | 45 ++++++++++++++
 .../cm/model/yarn/YarnUIServiceModelGenerator.java | 20 +-----
 ...way.topology.discovery.cm.ServiceModelGenerator |  1 +
 .../cm/ClouderaManagerServiceDiscoveryTest.java    | 72 +++++++++++++++++-----
 5 files changed, 158 insertions(+), 33 deletions(-)

diff --git a/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/JobTrackerServiceModelGenerator.java b/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/JobTrackerServiceModelGenerator.java
new file mode 100644
index 0000000..4d2f337
--- /dev/null
+++ b/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/JobTrackerServiceModelGenerator.java
@@ -0,0 +1,53 @@
+/*
+ * 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.knox.gateway.topology.discovery.cm.model.yarn;
+
+import com.cloudera.api.swagger.client.ApiException;
+import com.cloudera.api.swagger.model.ApiConfigList;
+import com.cloudera.api.swagger.model.ApiRole;
+import com.cloudera.api.swagger.model.ApiService;
+import com.cloudera.api.swagger.model.ApiServiceConfig;
+import org.apache.knox.gateway.topology.discovery.cm.ServiceModel;
+
+import java.util.Locale;
+
+public class JobTrackerServiceModelGenerator extends ResourceManagerServiceModelGeneratorBase {
+
+  private static final String SERVICE = "JOBTRACKER";
+
+  @Override
+  public String getService() {
+    return SERVICE;
+  }
+
+  @Override
+  public ServiceModel.Type getModelType() {
+    return ServiceModel.Type.API;
+  }
+
+  @Override
+  public ServiceModel generateService(ApiService       service,
+                                      ApiServiceConfig serviceConfig,
+                                      ApiRole          role,
+                                      ApiConfigList    roleConfig) throws ApiException {
+
+    String hostname = role.getHostRef().getHostname();
+    String port = getRoleConfigValue(roleConfig, "yarn_resourcemanager_address");
+
+    return createServiceModel(String.format(Locale.getDefault(), "rpc://%s:%s", hostname, port));
+  }
+}
diff --git a/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/ResourceManagerServiceModelGeneratorBase.java b/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/ResourceManagerServiceModelGeneratorBase.java
new file mode 100644
index 0000000..6ca7b59
--- /dev/null
+++ b/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/ResourceManagerServiceModelGeneratorBase.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.knox.gateway.topology.discovery.cm.model.yarn;
+
+import com.cloudera.api.swagger.model.ApiConfigList;
+import com.cloudera.api.swagger.model.ApiRole;
+import com.cloudera.api.swagger.model.ApiService;
+import com.cloudera.api.swagger.model.ApiServiceConfig;
+import org.apache.knox.gateway.topology.discovery.cm.model.AbstractServiceModelGenerator;
+
+public abstract class ResourceManagerServiceModelGeneratorBase extends AbstractServiceModelGenerator {
+
+  protected static final String SERVICE_TYPE = "YARN";
+  protected static final String ROLE_TYPE = "RESOURCEMANAGER";
+
+  @Override
+  public String getServiceType() {
+    return SERVICE_TYPE;
+  }
+
+  @Override
+  public String getRoleType() {
+    return ROLE_TYPE;
+  }
+
+  @Override
+  public boolean handles(ApiService service, ApiServiceConfig serviceConfig, ApiRole role, ApiConfigList roleConfig) {
+    return getServiceType().equals(service.getType()) && getRoleType().equals(role.getType());
+  }
+
+}
diff --git a/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/YarnUIServiceModelGenerator.java b/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/YarnUIServiceModelGenerator.java
index 3f060c1..ec562c8 100644
--- a/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/YarnUIServiceModelGenerator.java
+++ b/gateway-discovery-cm/src/main/java/org/apache/knox/gateway/topology/discovery/cm/model/yarn/YarnUIServiceModelGenerator.java
@@ -23,14 +23,11 @@ import com.cloudera.api.swagger.model.ApiRole;
 import com.cloudera.api.swagger.model.ApiService;
 import com.cloudera.api.swagger.model.ApiServiceConfig;
 import org.apache.knox.gateway.topology.discovery.cm.ServiceModel;
-import org.apache.knox.gateway.topology.discovery.cm.model.AbstractServiceModelGenerator;
 
 import java.util.Locale;
 
-public class YarnUIServiceModelGenerator extends AbstractServiceModelGenerator {
+public class YarnUIServiceModelGenerator extends ResourceManagerServiceModelGeneratorBase {
   private static final String SERVICE = "YARNUI";
-  private static final String SERVICE_TYPE = "YARN";
-  private static final String ROLE_TYPE = "RESOURCEMANAGER";
 
   @Override
   public String getService() {
@@ -38,26 +35,11 @@ public class YarnUIServiceModelGenerator extends AbstractServiceModelGenerator {
   }
 
   @Override
-  public String getServiceType() {
-    return SERVICE_TYPE;
-  }
-
-  @Override
-  public String getRoleType() {
-    return ROLE_TYPE;
-  }
-
-  @Override
   public ServiceModel.Type getModelType() {
     return ServiceModel.Type.UI;
   }
 
   @Override
-  public boolean handles(ApiService service, ApiServiceConfig serviceConfig, ApiRole role, ApiConfigList roleConfig) {
-    return getServiceType().equals(service.getType()) && getRoleType().equals(role.getType());
-  }
-
-  @Override
   public ServiceModel generateService(ApiService       service,
                                       ApiServiceConfig serviceConfig,
                                       ApiRole          role,
diff --git a/gateway-discovery-cm/src/main/resources/META-INF/services/org.apache.knox.gateway.topology.discovery.cm.ServiceModelGenerator b/gateway-discovery-cm/src/main/resources/META-INF/services/org.apache.knox.gateway.topology.discovery.cm.ServiceModelGenerator
index 4588f46..61397a8 100644
--- a/gateway-discovery-cm/src/main/resources/META-INF/services/org.apache.knox.gateway.topology.discovery.cm.ServiceModelGenerator
+++ b/gateway-discovery-cm/src/main/resources/META-INF/services/org.apache.knox.gateway.topology.discovery.cm.ServiceModelGenerator
@@ -27,6 +27,7 @@ org.apache.knox.gateway.topology.discovery.cm.model.hive.HiveServiceModelGenerat
 org.apache.knox.gateway.topology.discovery.cm.model.hive.HiveOnTezServiceModelGenerator
 org.apache.knox.gateway.topology.discovery.cm.model.hue.HueServiceModelGenerator
 org.apache.knox.gateway.topology.discovery.cm.model.hue.HueLBServiceModelGenerator
+org.apache.knox.gateway.topology.discovery.cm.model.yarn.JobTrackerServiceModelGenerator
 org.apache.knox.gateway.topology.discovery.cm.model.livy.LivyServiceModelGenerator
 org.apache.knox.gateway.topology.discovery.cm.model.oozie.OozieServiceModelGenerator
 org.apache.knox.gateway.topology.discovery.cm.model.oozie.OozieUIServiceModelGenerator
diff --git a/gateway-discovery-cm/src/test/java/org/apache/knox/gateway/topology/discovery/cm/ClouderaManagerServiceDiscoveryTest.java b/gateway-discovery-cm/src/test/java/org/apache/knox/gateway/topology/discovery/cm/ClouderaManagerServiceDiscoveryTest.java
index 404569c..aa8d828 100644
--- a/gateway-discovery-cm/src/test/java/org/apache/knox/gateway/topology/discovery/cm/ClouderaManagerServiceDiscoveryTest.java
+++ b/gateway-discovery-cm/src/test/java/org/apache/knox/gateway/topology/discovery/cm/ClouderaManagerServiceDiscoveryTest.java
@@ -18,6 +18,7 @@ package org.apache.knox.gateway.topology.discovery.cm;
 
 import com.cloudera.api.swagger.client.ApiException;
 import com.cloudera.api.swagger.client.ApiResponse;
+import com.cloudera.api.swagger.model.ApiClusterRef;
 import com.cloudera.api.swagger.model.ApiConfig;
 import com.cloudera.api.swagger.model.ApiConfigList;
 import com.cloudera.api.swagger.model.ApiHostRef;
@@ -49,6 +50,31 @@ import static org.junit.Assert.assertNotNull;
 public class ClouderaManagerServiceDiscoveryTest {
 
   @Test
+  public void testJobTrackerServiceDiscovery() {
+    final String hostName = "resourcemanager-host-1";
+    final String  port    = "8032";
+
+    Map<String,String> serviceProperties = new HashMap<>();
+    serviceProperties.put("hdfs_service", ""); // This is only necessary to satisfy code not covered by this test
+
+    // Configure the role
+    Map<String, String> roleProperties = new HashMap<>();
+    roleProperties.put("yarn_resourcemanager_address", port);
+
+    ServiceDiscovery.Cluster cluster =  doTestDiscovery(hostName,
+                                                        "YARN-1",
+                                                        "YARN",
+                                                        "YARN-1-RESOURCEMANAGER-12345",
+                                                        "RESOURCEMANAGER",
+                                                        serviceProperties,
+                                                        roleProperties);
+    List<String> urls = cluster.getServiceURLs("JOBTRACKER");
+    assertNotNull(urls);
+    assertEquals(1, urls.size());
+    assertEquals("rpc://" + hostName + ":" + port, urls.get(0));
+  }
+
+  @Test
   public void testAtlasDiscovery() {
     doTestAtlasDiscovery(false);
   }
@@ -752,25 +778,25 @@ public class ClouderaManagerServiceDiscoveryTest {
     // Prepare the service list response for the cluster
     ApiServiceList serviceList = EasyMock.createNiceMock(ApiServiceList.class);
     EasyMock.expect(serviceList.getItems())
-            .andReturn(Collections.singletonList(createMockApiService(serviceName, serviceType)))
+            .andReturn(Collections.singletonList(createMockApiService(serviceName, serviceType, clusterName)))
             .anyTimes();
     EasyMock.replay(serviceList);
     mockClient.addResponse(ApiServiceList.class, new TestApiServiceListResponse(serviceList));
 
-    // Prepare the Livy service config response for the cluster
-    ApiServiceConfig hbase = createMockApiServiceConfig(serviceProperties);
-    mockClient.addResponse(ApiServiceConfig.class, new TestApiServiceConfigResponse(hbase));
+    // Prepare the service config response for the cluster
+    ApiServiceConfig serviceConfig = createMockApiServiceConfig(serviceProperties);
+    mockClient.addResponse(ApiServiceConfig.class, new TestApiServiceConfigResponse(serviceConfig));
 
-    // Prepare the Livy Server role
-    ApiRole livyServerRole = createMockApiRole(roleName, roleType, hostName);
-    ApiRoleList livyServerRoleList = EasyMock.createNiceMock(ApiRoleList.class);
-    EasyMock.expect(livyServerRoleList.getItems()).andReturn(Collections.singletonList(livyServerRole)).anyTimes();
-    EasyMock.replay(livyServerRoleList);
-    mockClient.addResponse(ApiRoleList.class, new TestApiRoleListResponse(livyServerRoleList));
+    // Prepare the role
+    ApiRole role = createMockApiRole(roleName, roleType, hostName);
+    ApiRoleList roleList = EasyMock.createNiceMock(ApiRoleList.class);
+    EasyMock.expect(roleList.getItems()).andReturn(Collections.singletonList(role)).anyTimes();
+    EasyMock.replay(roleList);
+    mockClient.addResponse(ApiRoleList.class, new TestApiRoleListResponse(roleList));
 
-    // Configure the Livy Server role
-    ApiConfigList atlasServerRoleConfigList = createMockApiConfigList(roleProperties);
-    mockClient.addResponse(ApiConfigList.class, new TestApiConfigListResponse(atlasServerRoleConfigList));
+    // Configure the role
+    ApiConfigList roleConfigList = createMockApiConfigList(roleProperties);
+    mockClient.addResponse(ApiConfigList.class, new TestApiConfigListResponse(roleConfigList));
 
     // Invoke the service discovery
     ClouderaManagerServiceDiscovery cmsd = new ClouderaManagerServiceDiscovery(true);
@@ -794,10 +820,15 @@ public class ClouderaManagerServiceDiscoveryTest {
     return config;
   }
 
-  private static ApiService createMockApiService(String name, String type) {
+  private static ApiService createMockApiService(String name, String type, String clusterName) {
     ApiService s = EasyMock.createNiceMock(ApiService.class);
     EasyMock.expect(s.getName()).andReturn(name).anyTimes();
     EasyMock.expect(s.getType()).andReturn(type).anyTimes();
+
+    ApiClusterRef clusterRef = EasyMock.createNiceMock(ApiClusterRef.class);
+    EasyMock.expect(clusterRef.getClusterName()).andReturn(clusterName).anyTimes();
+    EasyMock.replay(clusterRef);
+    EasyMock.expect(s.getClusterRef()).andReturn(clusterRef).anyTimes();
     EasyMock.replay(s);
     return s;
   }
@@ -909,4 +940,17 @@ public class ClouderaManagerServiceDiscoveryTest {
     }
   }
 
+  private static final class ApiClusterRefExt extends ApiClusterRef {
+    private String name;
+
+    ApiClusterRefExt(String name) {
+      this.name = name;
+    }
+
+    @Override
+    public String getClusterName() {
+      return name;
+    }
+  }
+
 }