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Posted to commits@dolphinscheduler.apache.org by zh...@apache.org on 2023/10/11 08:06:09 UTC
[dolphinscheduler] 07/40: Fix session/thread leak at ssh datasource (#14859)
This is an automated email from the ASF dual-hosted git repository.
zhongjiajie pushed a commit to branch 3.2.0-release
in repository https://gitbox.apache.org/repos/asf/dolphinscheduler.git
commit 121bb3d854d5d15bc30c31c2977b2c31a239509e
Author: Wenjun Ruan <we...@apache.org>
AuthorDate: Thu Sep 7 11:55:31 2023 +0800
Fix session/thread leak at ssh datasource (#14859)
(cherry picked from commit bc4326125da94eca35e3a1e4c4b0f545918e5e39)
---
.../api/service/impl/DataSourceServiceImpl.java | 35 ++--------
.../api/service/DataSourceServiceTest.java | 14 ++--
.../datasource/AbstractDataSourceProcessor.java | 14 ++++
.../api/datasource/DataSourceProcessor.java | 7 +-
.../plugin/datasource/ssh/SshClientWrapper.java | 81 ++++++++++++++++++++++
.../ssh/param/SSHDataSourceProcessor.java | 22 +++---
.../datasource/ssh/SSHDataSourceProcessorTest.java | 30 +++-----
7 files changed, 137 insertions(+), 66 deletions(-)
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/DataSourceServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/DataSourceServiceImpl.java
index 6f0e5c50d7..c095c2bd62 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/DataSourceServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/DataSourceServiceImpl.java
@@ -36,7 +36,6 @@ import org.apache.dolphinscheduler.dao.mapper.DataSourceMapper;
import org.apache.dolphinscheduler.dao.mapper.DataSourceUserMapper;
import org.apache.dolphinscheduler.plugin.datasource.api.datasource.BaseDataSourceParamDTO;
import org.apache.dolphinscheduler.plugin.datasource.api.datasource.DataSourceProcessor;
-import org.apache.dolphinscheduler.plugin.datasource.api.plugin.DataSourceClientProvider;
import org.apache.dolphinscheduler.plugin.datasource.api.utils.DataSourceUtils;
import org.apache.dolphinscheduler.spi.datasource.BaseConnectionParam;
import org.apache.dolphinscheduler.spi.datasource.ConnectionParam;
@@ -55,7 +54,6 @@ import java.util.Collections;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
-import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
@@ -360,34 +358,15 @@ public class DataSourceServiceImpl extends BaseServiceImpl implements DataSource
@Override
public Result<Object> checkConnection(DbType type, ConnectionParam connectionParam) {
Result<Object> result = new Result<>();
- if (type == DbType.SSH) {
- DataSourceProcessor sshDataSourceProcessor = DataSourceUtils.getDatasourceProcessor(type);
- if (sshDataSourceProcessor.testConnection(connectionParam)) {
- putMsg(result, Status.SUCCESS);
- } else {
- putMsg(result, Status.CONNECT_DATASOURCE_FAILURE);
- }
- return result;
- }
- try (Connection connection = DataSourceClientProvider.getAdHocConnection(type, connectionParam)) {
- if (connection == null) {
- log.error("Connection test to {} datasource failed, connectionParam:{}.", type.getDescp(),
- connectionParam);
- putMsg(result, Status.CONNECTION_TEST_FAILURE);
- return result;
- }
- log.info("Connection test to {} datasource success, connectionParam:{}", type.getDescp(),
- connectionParam);
+ DataSourceProcessor sshDataSourceProcessor = DataSourceUtils.getDatasourceProcessor(type);
+ boolean connectivity = sshDataSourceProcessor.checkDataSourceConnectivity(connectionParam);
+ if (connectivity) {
putMsg(result, Status.SUCCESS);
- return result;
- } catch (Exception e) {
- String message = Optional.of(e).map(Throwable::getCause)
- .map(Throwable::getMessage)
- .orElse(e.getMessage());
- log.error("Datasource test connection error, dbType:{}, connectionParam:{}, message:{}.", type,
- connectionParam, message);
- return new Result<>(Status.CONNECTION_TEST_FAILURE);
+ } else {
+ putMsg(result, Status.CONNECTION_TEST_FAILURE);
}
+ log.info("Connection test to {} datasource success, connectionParam:{}", type.name(), connectionParam);
+ return result;
}
/**
diff --git a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/DataSourceServiceTest.java b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/DataSourceServiceTest.java
index bc1616cb7e..411979542b 100644
--- a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/DataSourceServiceTest.java
+++ b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/DataSourceServiceTest.java
@@ -35,6 +35,7 @@ import org.apache.dolphinscheduler.dao.entity.User;
import org.apache.dolphinscheduler.dao.mapper.DataSourceMapper;
import org.apache.dolphinscheduler.dao.mapper.DataSourceUserMapper;
import org.apache.dolphinscheduler.plugin.datasource.api.datasource.BaseDataSourceParamDTO;
+import org.apache.dolphinscheduler.plugin.datasource.api.datasource.DataSourceProcessor;
import org.apache.dolphinscheduler.plugin.datasource.api.plugin.DataSourceClientProvider;
import org.apache.dolphinscheduler.plugin.datasource.api.utils.CommonUtils;
import org.apache.dolphinscheduler.plugin.datasource.api.utils.DataSourceUtils;
@@ -501,16 +502,17 @@ public class DataSourceServiceTest {
ConnectionParam connectionParam = DataSourceUtils.buildConnectionParams(postgreSqlDatasourceParam);
try (
- MockedStatic<DataSourceClientProvider> mockedStaticDataSourceClientProvider =
- Mockito.mockStatic(DataSourceClientProvider.class)) {
- DataSourceClientProvider clientProvider = Mockito.mock(DataSourceClientProvider.class);
+ MockedStatic<DataSourceUtils> mockedStaticDataSourceClientProvider =
+ Mockito.mockStatic(DataSourceUtils.class)) {
+ DataSourceProcessor dataSourceProcessor = Mockito.mock(DataSourceProcessor.class);
+
+ Mockito.when(DataSourceUtils.getDatasourceProcessor(Mockito.any())).thenReturn(dataSourceProcessor);
+ Mockito.when(dataSourceProcessor.checkDataSourceConnectivity(Mockito.any())).thenReturn(false);
Result result = dataSourceService.checkConnection(dataSourceType, connectionParam);
Assertions.assertEquals(Status.CONNECTION_TEST_FAILURE.getCode(), result.getCode().intValue());
- Connection connection = Mockito.mock(Connection.class);
- Mockito.when(DataSourceClientProvider.getAdHocConnection(Mockito.any(), Mockito.any()))
- .thenReturn(connection);
+ Mockito.when(dataSourceProcessor.checkDataSourceConnectivity(Mockito.any())).thenReturn(true);
result = dataSourceService.checkConnection(dataSourceType, connectionParam);
Assertions.assertEquals(Status.SUCCESS.getCode(), result.getCode().intValue());
}
diff --git a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-api/src/main/java/org/apache/dolphinscheduler/plugin/datasource/api/datasource/AbstractDataSourceProcessor.java b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-api/src/main/java/org/apache/dolphinscheduler/plugin/datasource/api/datasource/AbstractDataSourceProcessor.java
index 8981b4e502..fcc744d91a 100644
--- a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-api/src/main/java/org/apache/dolphinscheduler/plugin/datasource/api/datasource/AbstractDataSourceProcessor.java
+++ b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-api/src/main/java/org/apache/dolphinscheduler/plugin/datasource/api/datasource/AbstractDataSourceProcessor.java
@@ -26,15 +26,19 @@ import org.apache.dolphinscheduler.spi.enums.DbType;
import org.apache.commons.collections4.MapUtils;
import org.apache.commons.lang3.StringUtils;
+import java.sql.Connection;
import java.text.MessageFormat;
import java.util.Collections;
import java.util.Map;
import java.util.Set;
import java.util.regex.Pattern;
+import lombok.extern.slf4j.Slf4j;
+
import com.fasterxml.jackson.core.type.TypeReference;
import com.google.common.collect.Sets;
+@Slf4j
public abstract class AbstractDataSourceProcessor implements DataSourceProcessor {
private static final Pattern IPV4_PATTERN = Pattern.compile("^[a-zA-Z0-9\\_\\-\\.\\,]+$");
@@ -111,4 +115,14 @@ public abstract class AbstractDataSourceProcessor implements DataSourceProcessor
return MessageFormat.format("{0}@{1}@{2}@{3}", dbType.getDescp(), baseConnectionParam.getUser(),
PasswordUtils.encodePassword(baseConnectionParam.getPassword()), baseConnectionParam.getJdbcUrl());
}
+
+ @Override
+ public boolean checkDataSourceConnectivity(ConnectionParam connectionParam) {
+ try (Connection connection = getConnection(connectionParam)) {
+ return true;
+ } catch (Exception e) {
+ log.error("Check datasource connectivity for: {} error", getDbType().name(), e);
+ return false;
+ }
+ }
}
diff --git a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-api/src/main/java/org/apache/dolphinscheduler/plugin/datasource/api/datasource/DataSourceProcessor.java b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-api/src/main/java/org/apache/dolphinscheduler/plugin/datasource/api/datasource/DataSourceProcessor.java
index 170b391c45..99f424e3dd 100644
--- a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-api/src/main/java/org/apache/dolphinscheduler/plugin/datasource/api/datasource/DataSourceProcessor.java
+++ b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-api/src/main/java/org/apache/dolphinscheduler/plugin/datasource/api/datasource/DataSourceProcessor.java
@@ -93,17 +93,16 @@ public interface DataSourceProcessor {
* @param connectionParam connectionParam
* @return {@link Connection}
*/
+ // todo: Change to return a ConnectionWrapper
Connection getConnection(ConnectionParam connectionParam) throws ClassNotFoundException, SQLException, IOException;
/**
- * test connection, use for not jdbc datasource
+ * test connection
*
* @param connectionParam connectionParam
* @return true if connection is valid
*/
- default boolean testConnection(ConnectionParam connectionParam) {
- return false;
- }
+ boolean checkDataSourceConnectivity(ConnectionParam connectionParam);
/**
* @return {@link DbType}
diff --git a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/main/java/org/apache/dolphinscheduler/plugin/datasource/ssh/SshClientWrapper.java b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/main/java/org/apache/dolphinscheduler/plugin/datasource/ssh/SshClientWrapper.java
new file mode 100644
index 0000000000..b9a60ec7f1
--- /dev/null
+++ b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/main/java/org/apache/dolphinscheduler/plugin/datasource/ssh/SshClientWrapper.java
@@ -0,0 +1,81 @@
+/*
+ * 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.dolphinscheduler.plugin.datasource.ssh;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.apache.commons.lang3.StringUtils;
+import org.apache.sshd.client.SshClient;
+import org.apache.sshd.client.session.ClientSession;
+import org.apache.sshd.common.config.keys.loader.KeyPairResourceLoader;
+import org.apache.sshd.common.util.security.SecurityUtils;
+
+import java.io.IOException;
+import java.security.GeneralSecurityException;
+import java.security.KeyPair;
+import java.time.Duration;
+import java.util.Collection;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class SshClientWrapper implements AutoCloseable {
+
+ private SshClient sshClient;
+
+ private final ClientSession clientSession;
+
+ public SshClientWrapper(
+ String ip, Integer port, String userName, String password, String privateKey)
+ throws IOException,
+ GeneralSecurityException {
+ checkNotNull(ip);
+ checkNotNull(port);
+ checkNotNull(userName);
+ clientSession = createSession(ip, port, userName);
+ if (StringUtils.isNotEmpty(password)) {
+ clientSession.addPasswordIdentity(password);
+ }
+ if (StringUtils.isNotEmpty(privateKey)) {
+ KeyPairResourceLoader loader = SecurityUtils.getKeyPairResourceParser();
+ Collection<KeyPair> keyPairCollection = loader.loadKeyPairs(null, null, null, privateKey);
+ for (KeyPair keyPair : keyPairCollection) {
+ clientSession.addPublicKeyIdentity(keyPair);
+ }
+ }
+ }
+
+ public boolean isAuth() throws IOException {
+ return clientSession.auth().verify(Duration.ofSeconds(10)).isSuccess();
+ }
+
+ private ClientSession createSession(String ip, Integer port, String userName) throws IOException {
+ sshClient = SshClient.setUpDefaultClient();
+ sshClient.start();
+ return sshClient.connect(userName, ip, port).verify(Duration.ofSeconds(10)).getSession();
+ }
+
+ @Override
+ public void close() throws Exception {
+ try (
+ ClientSession clientSession1 = clientSession;
+ SshClient sshClient1 = sshClient) {
+ // closed the resources
+ }
+ }
+}
diff --git a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/main/java/org/apache/dolphinscheduler/plugin/datasource/ssh/param/SSHDataSourceProcessor.java b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/main/java/org/apache/dolphinscheduler/plugin/datasource/ssh/param/SSHDataSourceProcessor.java
index 37dee2979c..b20a776014 100644
--- a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/main/java/org/apache/dolphinscheduler/plugin/datasource/ssh/param/SSHDataSourceProcessor.java
+++ b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/main/java/org/apache/dolphinscheduler/plugin/datasource/ssh/param/SSHDataSourceProcessor.java
@@ -21,13 +21,11 @@ import org.apache.dolphinscheduler.common.utils.JSONUtils;
import org.apache.dolphinscheduler.plugin.datasource.api.datasource.BaseDataSourceParamDTO;
import org.apache.dolphinscheduler.plugin.datasource.api.datasource.DataSourceProcessor;
import org.apache.dolphinscheduler.plugin.datasource.api.utils.PasswordUtils;
-import org.apache.dolphinscheduler.plugin.datasource.ssh.SSHUtils;
+import org.apache.dolphinscheduler.plugin.datasource.ssh.SshClientWrapper;
import org.apache.dolphinscheduler.spi.datasource.ConnectionParam;
import org.apache.dolphinscheduler.spi.enums.DbType;
import org.apache.commons.lang3.StringUtils;
-import org.apache.sshd.client.SshClient;
-import org.apache.sshd.client.session.ClientSession;
import java.sql.Connection;
import java.text.MessageFormat;
@@ -114,15 +112,21 @@ public class SSHDataSourceProcessor implements DataSourceProcessor {
}
@Override
- public boolean testConnection(ConnectionParam connectionParam) {
+ public boolean checkDataSourceConnectivity(ConnectionParam connectionParam) {
SSHConnectionParam baseConnectionParam = (SSHConnectionParam) connectionParam;
- SshClient client = SshClient.setUpDefaultClient();
- client.start();
- try {
- ClientSession session = SSHUtils.getSession(client, baseConnectionParam);
- return session.auth().verify().isSuccess();
+ try (
+ SshClientWrapper sshClientWrapper = new SshClientWrapper(
+ baseConnectionParam.getHost(),
+ baseConnectionParam.getPort(),
+ baseConnectionParam.getUser(),
+ baseConnectionParam.getPassword(),
+ baseConnectionParam.getPublicKey())) {
+
+ return sshClientWrapper.isAuth();
} catch (Exception e) {
+ log.error("ssh test connection failed", e);
return false;
+
}
}
diff --git a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/test/java/org/apache/dolphinscheduler/plugin/datasource/ssh/SSHDataSourceProcessorTest.java b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/test/java/org/apache/dolphinscheduler/plugin/datasource/ssh/SSHDataSourceProcessorTest.java
index 51aee19edd..e4ffab1ec3 100644
--- a/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/test/java/org/apache/dolphinscheduler/plugin/datasource/ssh/SSHDataSourceProcessorTest.java
+++ b/dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-ssh/src/test/java/org/apache/dolphinscheduler/plugin/datasource/ssh/SSHDataSourceProcessorTest.java
@@ -17,9 +17,6 @@
package org.apache.dolphinscheduler.plugin.datasource.ssh;
-import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
-import static org.mockito.Mockito.when;
-
import org.apache.dolphinscheduler.plugin.datasource.api.datasource.BaseDataSourceParamDTO;
import org.apache.dolphinscheduler.plugin.datasource.ssh.param.SSHConnectionParam;
import org.apache.dolphinscheduler.plugin.datasource.ssh.param.SSHDataSourceParamDTO;
@@ -27,15 +24,11 @@ import org.apache.dolphinscheduler.plugin.datasource.ssh.param.SSHDataSourceProc
import org.apache.dolphinscheduler.spi.datasource.ConnectionParam;
import org.apache.dolphinscheduler.spi.enums.DbType;
-import org.apache.sshd.client.session.ClientSession;
-
-import java.io.IOException;
-
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
-import org.mockito.MockedStatic;
+import org.mockito.MockedConstruction;
import org.mockito.Mockito;
import org.mockito.junit.jupiter.MockitoExtension;
@@ -100,20 +93,19 @@ public class SSHDataSourceProcessorTest {
}
@Test
- void testTestConnection() throws IOException {
+ void testTestConnection() {
SSHDataSourceParamDTO sshDataSourceParamDTO =
(SSHDataSourceParamDTO) sshDataSourceProcessor.createDatasourceParamDTO(connectJson);
ConnectionParam connectionParam = sshDataSourceProcessor.createConnectionParams(sshDataSourceParamDTO);
- MockedStatic<SSHUtils> sshConnectionUtilsMockedStatic = org.mockito.Mockito.mockStatic(SSHUtils.class);
- sshConnectionUtilsMockedStatic.when(() -> SSHUtils.getSession(Mockito.any(), Mockito.any())).thenReturn(null);
- Assertions.assertFalse(sshDataSourceProcessor.testConnection(connectionParam));
-
- ClientSession clientSession = Mockito.mock(ClientSession.class, RETURNS_DEEP_STUBS);
- sshConnectionUtilsMockedStatic.when(() -> SSHUtils.getSession(Mockito.any(), Mockito.any()))
- .thenReturn(clientSession);
- when(clientSession.auth().verify().isSuccess()).thenReturn(true);
- Assertions.assertTrue(sshDataSourceProcessor.testConnection(connectionParam));
-
+ Assertions.assertFalse(sshDataSourceProcessor.checkDataSourceConnectivity(connectionParam));
+
+ try (
+ MockedConstruction<SshClientWrapper> sshClientWrapperMockedConstruction =
+ Mockito.mockConstruction(SshClientWrapper.class, (mock, context) -> {
+ Mockito.when(mock.isAuth()).thenReturn(true);
+ })) {
+ Assertions.assertTrue(sshDataSourceProcessor.checkDataSourceConnectivity(connectionParam));
+ }
}
}