[1.3.5-prepare][Fix-3298][K8s]Fix task log disappear after recreating or...

[1.3.5-prepare][Fix-3298][K8s]Fix task log disappear after recreating or upgrading helm release (#4703)

* [1.3.5-prepare][Improvement][K8s] Alter column host varchar(15) to varchar(135) for long host

* [1.3.5-prepare][Fix][K8s] Fix task log disappear after recreating or upgrading helm release

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/Constants.java

@@ -18,6 +18,7 @@ package org.apache.dolphinscheduler.common;
 
 import org.apache.dolphinscheduler.common.enums.ExecutionStatus;
 import org.apache.dolphinscheduler.common.utils.OSUtils;
+import org.apache.dolphinscheduler.common.utils.StringUtils;
 
 import java.util.regex.Pattern;
 
@@ -1003,4 +1004,10 @@ public final class Constants {
      */
     public static final String PSTREE = "pstree";
 
+    /**
+     * docker & kubernetes
+     */
+    public static final boolean DOCKER_MODE = StringUtils.isNotEmpty(System.getenv("DOCKER"));
+    public static final boolean KUBERNETES_MODE = StringUtils.isNotEmpty(System.getenv("KUBERNETES_SERVICE_HOST")) && StringUtils.isNotEmpty(System.getenv("KUBERNETES_SERVICE_PORT"));
+
 }

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/OSUtils.java

@@ -26,8 +26,6 @@ import oshi.hardware.CentralProcessor;
 import oshi.hardware.GlobalMemory;
 import oshi.hardware.HardwareAbstractionLayer;
 
-import org.apache.commons.configuration.Configuration;
-
 import java.lang.management.OperatingSystemMXBean;
 import java.io.BufferedReader;
 import java.io.FileInputStream;
@@ -406,19 +404,45 @@ public class OSUtils {
     return Integer.parseInt(runtimeMXBean.getName().split("@")[0]);
   }
 
+  /**
+   * get local addr
+   * @return addr like host:port
+   */
+  public static String getAddr(int port) {
+    return getAddr(getHost(), port);
+  }
+
+  /**
+   * get addr
+   * @return addr like host:port
+   */
+  public static String getAddr(String host, int port) {
+    return String.format("%s:%d", host, port);
+  }
+
   /**
    * get local host
    * @return host
    */
   public static String getHost(){
     try {
-      return InetAddress.getLocalHost().getHostAddress();
+      return getHost(InetAddress.getLocalHost());
     } catch (UnknownHostException e) {
       logger.error(e.getMessage(),e);
     }
     return null;
   }
 
+  /**
+   * get local host
+   * @return host
+   */
+  public static String getHost(InetAddress inetAddress){
+    if (inetAddress != null) {
+      return Constants.KUBERNETES_MODE ? inetAddress.getHostName() : inetAddress.getHostAddress();
+    }
+    return null;
+  }
 
   /**
    * whether is macOS

dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/OSUtilsTest.java

@@ -88,6 +88,12 @@ public class OSUtilsTest {
         Assert.assertNotEquals(0, processId);
     }
     @Test
+    public void getAddr(){
+        Assert.assertEquals(OSUtils.getHost() + ":5678", OSUtils.getAddr(5678));
+        Assert.assertEquals("127.0.0.1:5678", OSUtils.getAddr("127.0.0.1", 5678));
+        Assert.assertEquals("localhost:1234", OSUtils.getAddr("localhost", 1234));
+    }
+    @Test
     public void getHost(){
         String host = OSUtils.getHost();
         Assert.assertNotNull(host);

dolphinscheduler-remote/pom.xml

@@ -34,6 +34,10 @@
     </properties>
 
     <dependencies>
+        <dependency>
+            <groupId>org.apache.dolphinscheduler</groupId>
+            <artifactId>dolphinscheduler-common</artifactId>
+        </dependency>
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
@@ -51,6 +55,5 @@
             <artifactId>junit</artifactId>
             <scope>test</scope>
         </dependency>
-
     </dependencies>
 </project>

dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/utils/ChannelUtils.java

@@ -16,6 +16,8 @@
  */
 package org.apache.dolphinscheduler.remote.utils;
 
+import org.apache.dolphinscheduler.common.utils.OSUtils;
+
 import io.netty.channel.Channel;
 
 import java.net.InetSocketAddress;
@@ -32,7 +34,7 @@ public class ChannelUtils {
      * @return local address
      */
     public static String getLocalAddress(Channel channel){
-        return ((InetSocketAddress)channel.localAddress()).getAddress().getHostAddress();
+        return OSUtils.getHost(((InetSocketAddress)channel.localAddress()).getAddress());
     }
 
     /**
@@ -41,7 +43,7 @@ public class ChannelUtils {
      * @return remote address
      */
     public static String getRemoteAddress(Channel channel){
-        return ((InetSocketAddress)channel.remoteAddress()).getAddress().getHostAddress();
+        return OSUtils.getHost(((InetSocketAddress)channel.remoteAddress()).getAddress());
     }
 
     /**
@@ -51,7 +53,7 @@ public class ChannelUtils {
      */
     public static Host toAddress(Channel channel){
         InetSocketAddress socketAddress = ((InetSocketAddress)channel.remoteAddress());
-        return new Host(socketAddress.getAddress().getHostAddress(), socketAddress.getPort());
+        return new Host(OSUtils.getHost(socketAddress.getAddress()), socketAddress.getPort());
     }
 
 }

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/registry/MasterRegistry.java

@@ -26,7 +26,6 @@ import javax.annotation.PostConstruct;
 import org.apache.curator.framework.CuratorFramework;
 import org.apache.curator.framework.state.ConnectionState;
 import org.apache.curator.framework.state.ConnectionStateListener;
-import org.apache.dolphinscheduler.common.Constants;
 import org.apache.dolphinscheduler.common.utils.DateUtils;
 import org.apache.dolphinscheduler.common.utils.OSUtils;
 import org.apache.dolphinscheduler.remote.utils.NamedThreadFactory;
@@ -40,8 +39,6 @@ import org.springframework.stereotype.Service;
 
 import com.google.common.collect.Sets;
 
-import static org.apache.dolphinscheduler.remote.utils.Constants.COMMA;
-
 /**
  *  master registry
  */
@@ -135,7 +132,7 @@ public class MasterRegistry {
      * @return
      */
     private String getLocalAddress(){
-        return OSUtils.getHost() + Constants.COLON + masterConfig.getListenPort();
+        return OSUtils.getAddr(masterConfig.getListenPort());
     }
 
 }

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/ConditionsTaskExecThread.java

@@ -122,7 +122,7 @@ public class ConditionsTaskExecThread extends MasterBaseTaskExecThread {
 
     private void initTaskParameters() {
         this.taskInstance.setLogPath(getTaskLogPath(taskInstance));
-        this.taskInstance.setHost(OSUtils.getHost() + Constants.COLON + masterConfig.getListenPort());
+        this.taskInstance.setHost(OSUtils.getAddr(masterConfig.getListenPort()));
         taskInstance.setState(ExecutionStatus.RUNNING_EXEUTION);
         taskInstance.setStartTime(new Date());
         this.processService.saveTaskInstance(taskInstance);

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/DependentTaskExecThread.java

@@ -174,7 +174,7 @@ public class DependentTaskExecThread extends MasterBaseTaskExecThread {
 
     private void initTaskParameters() {
         taskInstance.setLogPath(getTaskLogPath(taskInstance));
-        taskInstance.setHost(OSUtils.getHost() + Constants.COLON + masterConfig.getListenPort());
+        taskInstance.setHost(OSUtils.getAddr(masterConfig.getListenPort()));
         taskInstance.setState(ExecutionStatus.RUNNING_EXEUTION);
         taskInstance.setStartTime(new Date());
         processService.updateTaskInstance(taskInstance);

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterSchedulerService.java

@@ -158,6 +158,6 @@ public class MasterSchedulerService extends Thread {
     }
 
     private String getLocalAddress(){
-        return OSUtils.getHost() + ":" + masterConfig.getListenPort();
+        return OSUtils.getAddr(masterConfig.getListenPort());
     }
 }

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskExecuteProcessor.java

@@ -126,7 +126,7 @@ public class TaskExecuteProcessor implements NettyRequestProcessor {
                 taskExecutionContext.getProcessInstanceId(),
                 taskExecutionContext.getTaskInstanceId()));
 
-        taskExecutionContext.setHost(OSUtils.getHost() + ":" + workerConfig.getListenPort());
+        taskExecutionContext.setHost(OSUtils.getAddr(workerConfig.getListenPort()));
         taskExecutionContext.setStartTime(new Date());
         taskExecutionContext.setLogPath(getTaskLogPath(taskExecutionContext));
 

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/registry/WorkerRegistry.java

@@ -30,7 +30,6 @@ import javax.annotation.PostConstruct;
 import org.apache.curator.framework.CuratorFramework;
 import org.apache.curator.framework.state.ConnectionState;
 import org.apache.curator.framework.state.ConnectionStateListener;
-import org.apache.dolphinscheduler.common.Constants;
 import org.apache.dolphinscheduler.common.utils.DateUtils;
 import org.apache.dolphinscheduler.common.utils.OSUtils;
 import org.apache.dolphinscheduler.common.utils.StringUtils;
@@ -44,7 +43,6 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 import com.google.common.collect.Sets;
-import com.google.common.collect.Sets;
 
 
 /**
@@ -164,7 +162,7 @@ public class WorkerRegistry {
      * @return local address
      */
     private String getLocalAddress(){
-        return OSUtils.getHost() + Constants.COLON + workerConfig.getListenPort();
+        return OSUtils.getAddr(workerConfig.getListenPort());
     }
 
 }

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/master/dispatch/executor/NettyExecutorManagerTest.java

@@ -78,7 +78,7 @@ public class NettyExecutorManagerTest {
                 .buildProcessDefinitionRelatedInfo(processDefinition)
                 .create();
         ExecutionContext executionContext = new ExecutionContext(context.toCommand(), ExecutorType.WORKER);
-        executionContext.setHost(Host.of(OSUtils.getHost() + ":" + serverConfig.getListenPort()));
+        executionContext.setHost(Host.of(OSUtils.getAddr(OSUtils.getHost(), serverConfig.getListenPort())));
         Boolean execute = nettyExecutorManager.execute(executionContext);
         Assert.assertTrue(execute);
         nettyRemotingServer.close();
@@ -97,7 +97,7 @@ public class NettyExecutorManagerTest {
                 .buildProcessDefinitionRelatedInfo(processDefinition)
                 .create();
         ExecutionContext executionContext = new ExecutionContext(context.toCommand(), ExecutorType.WORKER);
-        executionContext.setHost(Host.of(OSUtils.getHost() + ":4444"));
+        executionContext.setHost(Host.of(OSUtils.getAddr(OSUtils.getHost(), 4444)));
         nettyExecutorManager.execute(executionContext);
 
     }

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/master/dispatch/host/RoundRobinHostManagerTest.java

@@ -73,6 +73,6 @@ public class RoundRobinHostManagerTest {
         ExecutionContext context = ExecutionContextTestUtils.getExecutionContext(10000);
         Host host = roundRobinHostManager.select(context);
         Assert.assertTrue(StringUtils.isNotEmpty(host.getAddress()));
-        Assert.assertTrue(host.getAddress().equalsIgnoreCase(OSUtils.getHost() + ":" + workerConfig.getListenPort()));
+        Assert.assertTrue(host.getAddress().equalsIgnoreCase(OSUtils.getAddr(workerConfig.getListenPort())));
     }
 }

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/master/registry/MasterRegistryTest.java

@@ -17,6 +17,7 @@
 
 package org.apache.dolphinscheduler.server.master.registry;
 
+import org.apache.dolphinscheduler.common.utils.OSUtils;
 import org.apache.dolphinscheduler.remote.utils.Constants;
 import org.apache.dolphinscheduler.server.master.config.MasterConfig;
 import org.apache.dolphinscheduler.server.registry.ZookeeperRegistryCenter;
@@ -55,7 +56,7 @@ public class MasterRegistryTest {
         masterRegistry.registry();
         String masterPath = zookeeperRegistryCenter.getMasterPath();
         TimeUnit.SECONDS.sleep(masterConfig.getMasterHeartbeatInterval() + 2); //wait heartbeat info write into zk node
-        String masterNodePath = masterPath + "/" + (Constants.LOCAL_ADDRESS + ":" + masterConfig.getListenPort());
+        String masterNodePath = masterPath + "/" + (OSUtils.getAddr(Constants.LOCAL_ADDRESS, masterConfig.getListenPort()));
         String heartbeat = zookeeperRegistryCenter.getZookeeperCachedOperator().get(masterNodePath);
         Assert.assertEquals(HEARTBEAT_FOR_ZOOKEEPER_INFO_LENGTH, heartbeat.split(",").length);
     }

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/registry/ZookeeperNodeManagerTest.java

@@ -74,7 +74,7 @@ public class ZookeeperNodeManagerTest {
         Set<String> masterNodes = zookeeperNodeManager.getMasterNodes();
         Assert.assertTrue(CollectionUtils.isNotEmpty(masterNodes));
         Assert.assertEquals(1, masterNodes.size());
-        Assert.assertEquals(OSUtils.getHost() + ":" + masterConfig.getListenPort(), masterNodes.iterator().next());
+        Assert.assertEquals(OSUtils.getAddr(masterConfig.getListenPort()), masterNodes.iterator().next());
     }
 
     @Test
@@ -102,6 +102,6 @@ public class ZookeeperNodeManagerTest {
         Set<String> workerNodes = zookeeperNodeManager.getWorkerGroupNodes("default");
         Assert.assertTrue(CollectionUtils.isNotEmpty(workerNodes));
         Assert.assertEquals(1, workerNodes.size());
-        Assert.assertEquals(OSUtils.getHost() + ":" + workerConfig.getListenPort(), workerNodes.iterator().next());
+        Assert.assertEquals(OSUtils.getAddr(workerConfig.getListenPort()), workerNodes.iterator().next());
     }
 }

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/utils/ExecutionContextTestUtils.java

@@ -47,7 +47,7 @@ public class ExecutionContextTestUtils {
                 .buildProcessDefinitionRelatedInfo(processDefinition)
                 .create();
         ExecutionContext executionContext = new ExecutionContext(context.toCommand(), ExecutorType.WORKER);
-        executionContext.setHost(Host.of(OSUtils.getHost() + ":" + port));
+        executionContext.setHost(Host.of(OSUtils.getAddr(OSUtils.getHost(), port)));
 
         return executionContext;
     }

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/worker/registry/WorkerRegistryTest.java

@@ -113,7 +113,7 @@ public class WorkerRegistryTest {
 
         int i = 0;
         for (String workerGroup : workerConfig.getWorkerGroups()) {
-            String workerZkPath = workerPath + "/" + workerGroup.trim() + "/" + (OSUtils.getHost() + ":" + workerConfig.getListenPort());
+            String workerZkPath = workerPath + "/" + workerGroup.trim() + "/" + (OSUtils.getAddr(workerConfig.getListenPort()));
             String heartbeat = zookeeperRegistryCenter.getZookeeperCachedOperator().get(workerZkPath);
             if (0 == i) {
                 Assert.assertTrue(workerZkPath.startsWith("/dolphinscheduler/nodes/worker/test/"));

sql/dolphinscheduler-postgre.sql

@@ -329,7 +329,7 @@ CREATE TABLE t_ds_process_instance (
   start_time timestamp DEFAULT NULL ,
   end_time timestamp DEFAULT NULL ,
   run_times int DEFAULT NULL ,
-  host varchar(45) DEFAULT NULL ,
+  host varchar(150) DEFAULT NULL ,
   command_type int DEFAULT NULL ,
   command_param text ,
   task_depend_type int DEFAULT NULL ,
@@ -556,7 +556,7 @@ CREATE TABLE t_ds_task_instance (
   submit_time timestamp DEFAULT NULL ,
   start_time timestamp DEFAULT NULL ,
   end_time timestamp DEFAULT NULL ,
-  host varchar(45) DEFAULT NULL ,
+  host varchar(135) DEFAULT NULL ,
   execute_path varchar(200) DEFAULT NULL ,
   log_path varchar(200) DEFAULT NULL ,
   alert_flag int DEFAULT NULL ,

sql/dolphinscheduler_mysql.sql

@@ -436,7 +436,7 @@ CREATE TABLE `t_ds_process_instance` (
   `start_time` datetime DEFAULT NULL COMMENT 'process instance start time',
   `end_time` datetime DEFAULT NULL COMMENT 'process instance end time',
   `run_times` int(11) DEFAULT NULL COMMENT 'process instance run times',
-  `host` varchar(45) DEFAULT NULL COMMENT 'process instance host',
+  `host` varchar(135) DEFAULT NULL COMMENT 'process instance host',
   `command_type` tinyint(4) DEFAULT NULL COMMENT 'command type',
   `command_param` text COMMENT 'json command parameters',
   `task_depend_type` tinyint(4) DEFAULT NULL COMMENT 'task depend type. 0: only current node,1:before the node,2:later nodes',
@@ -695,7 +695,7 @@ CREATE TABLE `t_ds_task_instance` (
   `submit_time` datetime DEFAULT NULL COMMENT 'task submit time',
   `start_time` datetime DEFAULT NULL COMMENT 'task start time',
   `end_time` datetime DEFAULT NULL COMMENT 'task end time',
-  `host` varchar(45) DEFAULT NULL COMMENT 'host of task running on',
+  `host` varchar(135) DEFAULT NULL COMMENT 'host of task running on',
   `execute_path` varchar(200) DEFAULT NULL COMMENT 'task execute path in the host',
   `log_path` varchar(200) DEFAULT NULL COMMENT 'task log path',
   `alert_flag` tinyint(4) DEFAULT NULL COMMENT 'whether alert',

sql/upgrade/1.3.5_schema/mysql/dolphinscheduler_ddl.sql

+/*
+ * 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.
+*/
+
+SET sql_mode=(SELECT REPLACE(@@sql_mode,'ONLY_FULL_GROUP_BY',''));
+
+-- uc_dolphin_T_t_ds_process_instance_R_host
+drop PROCEDURE if EXISTS uc_dolphin_T_t_ds_process_instance_R_host;
+delimiter d//
+CREATE PROCEDURE uc_dolphin_T_t_ds_process_instance_R_host()
+BEGIN
+    IF EXISTS (SELECT 1 FROM information_schema.COLUMNS
+        WHERE TABLE_NAME='t_ds_process_instance'
+        AND TABLE_SCHEMA=(SELECT DATABASE())
+        AND COLUMN_NAME ='host')
+    THEN
+        ALTER TABLE t_ds_process_instance MODIFY COLUMN `host` varchar(135);
+    END IF;
+END;
+
+d//
+
+delimiter ;
+CALL uc_dolphin_T_t_ds_process_instance_R_host;
+DROP PROCEDURE uc_dolphin_T_t_ds_process_instance_R_host;
+
+-- uc_dolphin_T_t_ds_task_instance_R_host
+drop PROCEDURE if EXISTS uc_dolphin_T_t_ds_task_instance_R_host;
+delimiter d//
+CREATE PROCEDURE uc_dolphin_T_t_ds_task_instance_R_host()
+BEGIN
+    IF EXISTS (SELECT 1 FROM information_schema.COLUMNS
+        WHERE TABLE_NAME='t_ds_task_instance'
+        AND TABLE_SCHEMA=(SELECT DATABASE())
+        AND COLUMN_NAME ='host')
+    THEN
+        ALTER TABLE t_ds_task_instance MODIFY COLUMN `host` varchar(135);
+    END IF;
+END;
+
+d//
+
+delimiter ;
+CALL uc_dolphin_T_t_ds_task_instance_R_host;
+DROP PROCEDURE uc_dolphin_T_t_ds_task_instance_R_host;

sql/upgrade/1.3.5_schema/mysql/dolphinscheduler_dml.sql

+/*
+ * 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.
+*/
\ No newline at end of file

sql/upgrade/1.3.5_schema/postgresql/dolphinscheduler_ddl.sql

+/*
+ * 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.
+*/
+
+-- uc_dolphin_T_t_ds_process_instance_A_host
+delimiter d//
+CREATE OR REPLACE FUNCTION uc_dolphin_T_t_ds_process_instance_A_host() RETURNS void AS $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM information_schema.COLUMNS
+        WHERE TABLE_NAME='t_ds_process_instance'
+        AND COLUMN_NAME ='host')
+    THEN
+        ALTER TABLE t_ds_process_instance ALTER COLUMN host type varchar(135);
+    END IF;
+END;
+$$ LANGUAGE plpgsql;
+d//
+
+delimiter ;
+SELECT uc_dolphin_T_t_ds_process_instance_A_host();
+DROP FUNCTION IF EXISTS uc_dolphin_T_t_ds_process_instance_A_host();
+
+-- uc_dolphin_T_t_ds_task_instance_A_host
+delimiter d//
+CREATE OR REPLACE FUNCTION uc_dolphin_T_t_ds_task_instance_A_host() RETURNS void AS $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM information_schema.COLUMNS
+        WHERE TABLE_NAME='t_ds_task_instance'
+        AND COLUMN_NAME ='host')
+    THEN
+        ALTER TABLE t_ds_task_instance ALTER COLUMN host type varchar(135);
+    END IF;
+END;
+$$ LANGUAGE plpgsql;
+d//
+
+delimiter ;
+SELECT uc_dolphin_T_t_ds_task_instance_A_host();
+DROP FUNCTION IF EXISTS uc_dolphin_T_t_ds_task_instance_A_host();

sql/upgrade/1.3.5_schema/postgresql/dolphinscheduler_dml.sql

+/*
+ * 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.
+*/
\ No newline at end of file