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Signed-off-by: daizhenyu <[email protected]>
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55 changes: 55 additions & 0 deletions
55
...tabase-controller/src/main/java/com/huaweicloud/sermant/database/entity/DatabaseInfo.java
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| /* | ||
| * Copyright (C) 2024-2024 Huawei Technologies Co., Ltd. All rights reserved. | ||
| * | ||
| * Licensed 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. | ||
| */ | ||
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| package com.huaweicloud.sermant.database.entity; | ||
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| /** | ||
| * 数据库示例信息 | ||
| * | ||
| * @author daizhenyu | ||
| * @since 2024-02-01 | ||
| **/ | ||
| public class DatabaseInfo { | ||
| private String databaseName; | ||
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| private String hostAddress; | ||
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| private int port; | ||
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| public int getPort() { | ||
| return port; | ||
| } | ||
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| public void setPort(int port) { | ||
| this.port = port; | ||
| } | ||
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| public String getDatabaseName() { | ||
| return databaseName; | ||
| } | ||
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| public void setDatabaseName(String databaseName) { | ||
| this.databaseName = databaseName; | ||
| } | ||
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| public String getHostAddress() { | ||
| return hostAddress; | ||
| } | ||
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| public void setHostAddress(String hostAddress) { | ||
| this.hostAddress = hostAddress; | ||
| } | ||
| } |
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49 changes: 49 additions & 0 deletions
49
...abase-controller/src/main/java/com/huaweicloud/sermant/database/utils/SqlParserUtils.java
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| /* | ||
| * Copyright (C) 2024-2024 Huawei Technologies Co., Ltd. All rights reserved. | ||
| * | ||
| * Licensed 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. | ||
| */ | ||
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| package com.huaweicloud.sermant.database.utils; | ||
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| import com.huaweicloud.sermant.core.utils.StringUtils; | ||
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| import java.util.regex.Pattern; | ||
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| /** | ||
| * sql解析工具类 | ||
| * | ||
| * @author daizhenyu | ||
| * @since 2024-01-25 | ||
| **/ | ||
| public class SqlParserUtils { | ||
| private static Pattern writePattern = | ||
| Pattern.compile("INSERT\\b|UPDATE\\b|DELETE\\b|CREATE\\b|ALTER\\b|DROP\\b|TRUNCATE\\b", | ||
| Pattern.CASE_INSENSITIVE); | ||
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| private SqlParserUtils() { | ||
| } | ||
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| /** | ||
| * 解析sql并判断是否为写操作 | ||
| * | ||
| * @param sql sql语句 | ||
| * @return 是否为写操作 | ||
| */ | ||
| public static boolean isWriteOperation(String sql) { | ||
| if (StringUtils.isEmpty(sql)) { | ||
| return false; | ||
| } | ||
| return writePattern.matcher(sql).find(); | ||
| } | ||
| } |
40 changes: 40 additions & 0 deletions
40
...rc/main/java/com/huaweicloud/sermant/mongodb/interceptors/AbstractMongoDbInterceptor.java
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| /* | ||
| * Copyright (C) 2024-2024 Huawei Technologies Co., Ltd. All rights reserved. | ||
| * | ||
| * Licensed 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. | ||
| */ | ||
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| package com.huaweicloud.sermant.mongodb.interceptors; | ||
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| import com.huaweicloud.sermant.core.plugin.agent.entity.ExecuteContext; | ||
| import com.huaweicloud.sermant.database.config.DatabaseWriteProhibitionManager; | ||
| import com.huaweicloud.sermant.database.controller.DatabaseController; | ||
| import com.huaweicloud.sermant.database.entity.DatabaseInfo; | ||
| import com.huaweicloud.sermant.database.interceptor.AbstractDatabaseInterceptor; | ||
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| /** | ||
| * mongodb抽象interceptor | ||
| * | ||
| * @author daizhenyu | ||
| * @since 2024-02-02 | ||
| **/ | ||
| public abstract class AbstractMongoDbInterceptor extends AbstractDatabaseInterceptor { | ||
| @Override | ||
| public ExecuteContext doBefore(ExecuteContext context) { | ||
| String database = ((DatabaseInfo) context.getLocalFieldValue(DATABASE_INFO)).getDatabaseName(); | ||
| if (DatabaseWriteProhibitionManager.getMongoDbProhibitionDatabases().contains(database)) { | ||
| DatabaseController.disableDatabaseWriteOperation(database, context); | ||
| } | ||
| return context; | ||
| } | ||
| } |
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64 changes: 64 additions & 0 deletions
64
...ain/java/com/huaweicloud/sermant/mongodb/interceptors/ExecuteWriteCommandInterceptor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| /* | ||
| * Copyright (C) 2024-2024 Huawei Technologies Co., Ltd. All rights reserved. | ||
| * | ||
| * Licensed 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. | ||
| */ | ||
|
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| package com.huaweicloud.sermant.mongodb.interceptors; | ||
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| import com.huaweicloud.sermant.core.plugin.agent.entity.ExecuteContext; | ||
| import com.huaweicloud.sermant.database.entity.DatabaseInfo; | ||
| import com.huaweicloud.sermant.database.handler.DatabaseHandler; | ||
|
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| import com.mongodb.ServerAddress; | ||
| import com.mongodb.connection.ConnectionDescription; | ||
| import com.mongodb.internal.connection.Connection; | ||
|
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| /** | ||
| * 执行executeWriteCommand方法的拦截器 | ||
| * | ||
| * @author daizhenyu | ||
| * @since 2024-01-18 | ||
| **/ | ||
| public class ExecuteWriteCommandInterceptor extends AbstractMongoDbInterceptor { | ||
| private static final int PARAM_INDEX = 4; | ||
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| /** | ||
| * 无参构造方法 | ||
| */ | ||
| public ExecuteWriteCommandInterceptor() { | ||
| } | ||
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| /** | ||
| * 有参构造方法 | ||
| * | ||
| * @param handler 写操作处理器 | ||
| */ | ||
| public ExecuteWriteCommandInterceptor(DatabaseHandler handler) { | ||
| this.handler = handler; | ||
| } | ||
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| @Override | ||
| protected void createAndCacheDatabaseInfo(ExecuteContext context) { | ||
| DatabaseInfo info = new DatabaseInfo(); | ||
| context.setLocalFieldValue(DATABASE_INFO, info); | ||
| info.setDatabaseName((String) context.getArguments()[0]); | ||
| Connection connection = (Connection) context.getArguments()[PARAM_INDEX]; | ||
| ConnectionDescription description = connection.getDescription(); | ||
| if (description != null) { | ||
| ServerAddress serverAddress = description.getServerAddress(); | ||
| info.setHostAddress(serverAddress.getHost()); | ||
| info.setPort(serverAddress.getPort()); | ||
| } | ||
| } | ||
| } |
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