Use random port in registry IT (#16014)

dolphinscheduler-registry/dolphinscheduler-registry-plugins/dolphinscheduler-registry-jdbc/src/test/java/org/apache/dolphinscheduler/plugin/registry/jdbc/MysqlJdbcRegistryTestCase.java

@@ -17,6 +17,8 @@
 
 package org.apache.dolphinscheduler.plugin.registry.jdbc;
 
+import org.apache.commons.lang3.RandomUtils;
+
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.sql.Statement;
@@ -52,12 +54,15 @@ class MysqlJdbcRegistryTestCase extends JdbcRegistryTestCase {
                 .withExposedPorts(3306)
                 .waitingFor(Wait.forHealthcheck());
 
-        mysqlContainer.setPortBindings(Lists.newArrayList("3306:3306"));
+        int exposedPort = RandomUtils.nextInt(10000, 65535);
+        mysqlContainer.setPortBindings(Lists.newArrayList(exposedPort + ":3306"));
         Startables.deepStart(Stream.of(mysqlContainer)).join();
 
+        String jdbcUrl = "jdbc:mysql://localhost:" + exposedPort + "/dolphinscheduler?useSSL=false&serverTimezone=UTC";
+        System.setProperty("spring.datasource.url", jdbcUrl);
+
         try (
-                Connection connection = DriverManager.getConnection(
-                        "jdbc:mysql://localhost:3306/dolphinscheduler?useSSL=false&serverTimezone=UTC", "root", "root");
+                Connection connection = DriverManager.getConnection(jdbcUrl, "root", "root");
                 Statement statement = connection.createStatement();) {
             statement.execute(
                     "CREATE TABLE `t_ds_jdbc_registry_data`\n" +

dolphinscheduler-registry/dolphinscheduler-registry-plugins/dolphinscheduler-registry-jdbc/src/test/java/org/apache/dolphinscheduler/plugin/registry/jdbc/PostgresqlJdbcRegistryTestCase.java

@@ -17,6 +17,8 @@
 
 package org.apache.dolphinscheduler.plugin.registry.jdbc;
 
+import org.apache.commons.lang3.RandomUtils;
+
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.sql.Statement;
@@ -53,12 +55,15 @@ public class PostgresqlJdbcRegistryTestCase extends JdbcRegistryTestCase {
                 .withDatabaseName("dolphinscheduler")
                 .withNetwork(Network.newNetwork())
                 .withExposedPorts(5432);
-        postgresqlContainer.setPortBindings(Lists.newArrayList("5432:5432"));
+        int exposedPort = RandomUtils.nextInt(10000, 65535);
+
+        postgresqlContainer.setPortBindings(Lists.newArrayList(exposedPort + ":5432"));
         Startables.deepStart(Stream.of(postgresqlContainer)).join();
 
+        String jdbcUrl = "jdbc:postgresql://localhost:" + exposedPort + "/dolphinscheduler";
+        System.setProperty("spring.datasource.url", jdbcUrl);
         try (
-                Connection connection = DriverManager.getConnection("jdbc:postgresql://localhost:5432/dolphinscheduler",
-                        "root", "root");
+                Connection connection = DriverManager.getConnection(jdbcUrl, "root", "root");
                 Statement statement = connection.createStatement();) {
             statement.execute(
                     "create table t_ds_jdbc_registry_data\n" +

dolphinscheduler-registry/dolphinscheduler-registry-plugins/dolphinscheduler-registry-zookeeper/src/test/java/org/apache/dolphinscheduler/plugin/registry/zookeeper/ZookeeperRegistryTestCase.java

@@ -19,6 +19,8 @@ package org.apache.dolphinscheduler.plugin.registry.zookeeper;
 
 import org.apache.dolphinscheduler.plugin.registry.RegistryTestCase;
 
+import org.apache.commons.lang3.RandomUtils;
+
 import java.util.stream.Stream;
 
 import lombok.SneakyThrows;
@@ -51,10 +53,10 @@ class ZookeeperRegistryTestCase extends RegistryTestCase<ZookeeperRegistry> {
     public static void setUpTestingServer() {
         zookeeperContainer = new GenericContainer<>(DockerImageName.parse("zookeeper:3.8"))
                 .withNetwork(NETWORK);
-
-        zookeeperContainer.setPortBindings(Lists.newArrayList("2181:2181"));
+        int randomPort = RandomUtils.nextInt(10000, 65535);
+        zookeeperContainer.setPortBindings(Lists.newArrayList(randomPort + ":2181"));
         Startables.deepStart(Stream.of(zookeeperContainer)).join();
-        System.setProperty("registry.zookeeper.connect-string", "localhost:2181");
+        System.setProperty("registry.zookeeper.connect-string", "localhost:" + randomPort);
     }
 
     @SneakyThrows