YxYL6125 commented on code in PR #5283: URL: https://github.com/apache/shenyu/pull/5283#discussion_r1391999779
########## shenyu-plugin/shenyu-plugin-logging/shenyu-plugin-logging-rabbitmq/src/main/java/org/apache/shenyu/plugin/logging/rabbitmq/client/RabbitmqLogCollectClient.java: ########## @@ -0,0 +1,139 @@ +/* + * 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.shenyu.plugin.logging.rabbitmq.client; + +import com.rabbitmq.client.Channel; +import com.rabbitmq.client.Connection; +import com.rabbitmq.client.ConnectionFactory; +import com.rabbitmq.client.MessageProperties; +import net.jpountz.lz4.LZ4Compressor; +import net.jpountz.lz4.LZ4Factory; +import org.apache.commons.lang3.StringUtils; +import org.apache.shenyu.common.utils.JsonUtils; +import org.apache.shenyu.plugin.logging.common.client.AbstractLogConsumeClient; +import org.apache.shenyu.plugin.logging.common.entity.LZ4CompressData; +import org.apache.shenyu.plugin.logging.common.entity.ShenyuRequestLog; +import org.apache.shenyu.plugin.logging.rabbitmq.config.RabbitmqLogCollectConfig; +import org.springframework.lang.NonNull; + +import java.io.IOException; +import java.nio.charset.StandardCharsets; +import java.util.List; +import java.util.Objects; +import java.util.concurrent.TimeoutException; + +/** + * queue-based logging collector. + */ +public class RabbitmqLogCollectClient extends AbstractLogConsumeClient<RabbitmqLogCollectConfig.RabbitmqLogConfig, ShenyuRequestLog> { + + private String exchangeName; + + private Connection connection; + + private Channel channel; + + private String routingKey; + + @Override + public void initClient0(@NonNull final RabbitmqLogCollectConfig.RabbitmqLogConfig config) { + if (StringUtils.isBlank(config.getHost()) + || Objects.isNull(config.getPort()) + || StringUtils.isBlank(config.getExchangeName()) + || StringUtils.isBlank(config.getQueueName()) + || StringUtils.isBlank(config.getExchangeType())) { + LOG.error("rabbitmq prop is empty. failed init rabbit producer"); + return; + } + + String queueName = config.getQueueName(); + exchangeName = config.getExchangeName(); + routingKey = config.getRoutingKey(); + + ConnectionFactory factory = new ConnectionFactory(); + + factory.setVirtualHost(config.getVirtualHost()); + factory.setHost(config.getHost()); + factory.setPort(config.getPort()); + factory.setUsername(config.getUsername()); + factory.setPassword(config.getPassword()); + + try { + connection = factory.newConnection(); + channel = connection.createChannel(); + channel.exchangeDeclare(exchangeName, config.getExchangeType(), true); + channel.queueDeclare(queueName, config.getDurable(), config.getExclusive(), config.getAutoDelete(), config.getArgs()); + channel.queueBind(queueName, exchangeName, routingKey); + LOG.info("init rabbitmqLogCollectClient success"); + } catch (IOException e) { + LOG.error("failed to initialize Rabbitmq connection", e); + } catch (TimeoutException e) { + LOG.error("failed to connect rabbitmq, connect timeout", e); + } + + } + + @Override + public void consume0(@NonNull final List<ShenyuRequestLog> logs) { + logs.forEach(log -> { + try { + channel.basicPublish(exchangeName, routingKey, MessageProperties.PERSISTENT_TEXT_PLAIN, buildLogMessageBytes(log)); +// LOG.info("publish log message success:{}", log); + } catch (Exception e) { + LOG.error("rabbitmq push logs error", e); + } + }); + } + + /** + * build the log msg bytes. + * + * @param log log + * @return log msg bytes + */ + private byte[] buildLogMessageBytes(final ShenyuRequestLog log) { + byte[] bytes = JsonUtils.toJson(log).getBytes(StandardCharsets.UTF_8); + LZ4CompressData lz4CompressData = new LZ4CompressData(bytes.length, compressedByte(bytes)); + bytes = JsonUtils.toJson(lz4CompressData).getBytes(); + return bytes; + } + + private byte[] compressedByte(final byte[] srcByte) { + LZ4Factory factory = LZ4Factory.fastestInstance(); + LZ4Compressor compressor = factory.fastCompressor(); + return compressor.compress(srcByte); + } + + /** + * close the connection and channel. + */ + @Override + public void close0() throws Exception { + try { + if (channel != null) { Review Comment: sry, I'll check right now -- This is an automated message from the Apache Git Service. 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