From 338287c9955c25ce529c6efe25dae38be619ea95 Mon Sep 17 00:00:00 2001 From: wanggeng <450292408@qq.com> Date: Mon, 23 Aug 2021 15:56:44 +0800 Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9EKafka=EF=BC=8Capi=E5=90=8C?= =?UTF-8?q?=E6=AD=A5?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- pom.xml | 11 ++++ .../gateway/component/ApiPublishConsumer.java | 60 +++++++++++++++++++ src/main/resources/application-prod.yml | 22 ++++++- src/main/resources/application-test.yml | 39 ++++++++++++ 4 files changed, 131 insertions(+), 1 deletion(-) create mode 100644 src/main/java/ink/wgink/gateway/component/ApiPublishConsumer.java create mode 100644 src/main/resources/application-test.yml diff --git a/pom.xml b/pom.xml index e13b769..7e76404 100644 --- a/pom.xml +++ b/pom.xml @@ -60,6 +60,17 @@ ${lombok.version} provided + + + org.springframework.kafka + spring-kafka + + + + com.alibaba + fastjson + 1.2.73 + diff --git a/src/main/java/ink/wgink/gateway/component/ApiPublishConsumer.java b/src/main/java/ink/wgink/gateway/component/ApiPublishConsumer.java new file mode 100644 index 0000000..9dd93fd --- /dev/null +++ b/src/main/java/ink/wgink/gateway/component/ApiPublishConsumer.java @@ -0,0 +1,60 @@ +package ink.wgink.gateway.component; + +import com.alibaba.fastjson.JSON; +import com.alibaba.fastjson.JSONObject; +import ink.wgink.gateway.dao.route.IRouteDao; +import ink.wgink.gateway.pojo.route.Route; +import ink.wgink.gateway.util.DateUtil; +import ink.wgink.gateway.util.RegexUtil; +import org.apache.kafka.clients.consumer.ConsumerRecord; +import org.springframework.cloud.gateway.event.RefreshRoutesEvent; +import org.springframework.context.ApplicationEventPublisher; +import org.springframework.context.ApplicationEventPublisherAware; +import org.springframework.data.mongodb.core.MongoTemplate; +import org.springframework.kafka.annotation.KafkaListener; +import org.springframework.stereotype.Component; + +/** + * @ClassName: ApiPublishConsumer + * @Description: api发布消费者 + * @Author: wanggeng + * @Date: 2021/8/22 9:31 下午 + * @Version: 1.0 + */ +@Component +public class ApiPublishConsumer implements ApplicationEventPublisherAware { + + private ApplicationEventPublisher applicationEventPublisher; + private MongoTemplate mongoTemplate; + + public ApiPublishConsumer(MongoTemplate mongoTemplate) { + this.mongoTemplate = mongoTemplate; + } + + @KafkaListener(topics = {"apiPublish"}) + public void onPublish(ConsumerRecord record) { + JSONObject publishObject = JSON.parseObject(record.value().toString()); + JSONObject apiObject = publishObject.getJSONObject("api"); + JSONObject systemObject = publishObject.getJSONObject("system"); + System.out.println(apiObject); + Route route = new Route(); + route.setUuid(apiObject.getString("apiId")); + route.setTitle(apiObject.getString("title")); + route.setUri(String.format("%s://%s", systemObject.getString("requestSchema"), systemObject.getString("ipAddress"))); + route.setPath(String.format("%s%s", systemObject.getString("systemContext"), RegexUtil.replacePathParams(apiObject.getString("url"), "*"))); + + String datetime = DateUtil.getTime(); + route.setCreator("1"); + route.setGmtCreate(datetime); + route.setModifier("1"); + route.setGmtModified(datetime); + + mongoTemplate.save(route, IRouteDao.COLLECTION_NAME); + this.applicationEventPublisher.publishEvent(new RefreshRoutesEvent(this)); + } + + @Override + public void setApplicationEventPublisher(ApplicationEventPublisher applicationEventPublisher) { + this.applicationEventPublisher = applicationEventPublisher; + } +} diff --git a/src/main/resources/application-prod.yml b/src/main/resources/application-prod.yml index ed1656a..9ac0192 100644 --- a/src/main/resources/application-prod.yml +++ b/src/main/resources/application-prod.yml @@ -11,7 +11,27 @@ spring: data: mongodb: uri: mongodb://mongo:27017/gateway - + kafka: + bootstrap-servers: 127.0.0.1:9092 + producer: + # 写入失败时,重试次数。当leader节点失效,一个repli节点会替代成为leader节点,此时可能出现写入失败, + # 当retris为0时,produce不会重复。retirs重发,此时repli节点完全成为leader节点,不会产生消息丢失。 + retries: 0 + #procedure要求leader在考虑完成请求之前收到的确认数,用于控制发送记录在服务端的持久化,其值可以为如下: + #acks = 0 如果设置为零,则生产者将不会等待来自服务器的任何确认,该记录将立即添加到套接字缓冲区并视为已发送。在这种情况下,无法保证服务器已收到记录,并且重试配置将不会生效(因为客户端通常不会知道任何故障),为每条记录返回的偏移量始终设置为-1。 + #acks = 1 这意味着leader会将记录写入其本地日志,但无需等待所有副本服务器的完全确认即可做出回应,在这种情况下,如果leader在确认记录后立即失败,但在将数据复制到所有的副本服务器之前,则记录将会丢失。 + #acks = all 这意味着leader将等待完整的同步副本集以确认记录,这保证了只要至少一个同步副本服务器仍然存活,记录就不会丢失,这是最强有力的保证,这相当于acks = -1的设置。 + #可以设置的值为:all, -1, 0, 1 + acks: 1 + consumer: + group-id: WgGateway + # smallest和largest才有效,如果smallest重新0开始读取,如果是largest从logfile的offset读取。一般情况下我们都是设置smallest + auto-offset-reset: earliest + # 设置自动提交offset + enable-auto-commit: true + # 如果'enable.auto.commit'为true,则消费者偏移自动提交给Kafka的频率(以毫秒为单位),默认值为5000。 + auto-commit-interval: 100 + max-poll-records: 5 logging: level: org.springframework: error diff --git a/src/main/resources/application-test.yml b/src/main/resources/application-test.yml new file mode 100644 index 0000000..6490b63 --- /dev/null +++ b/src/main/resources/application-test.yml @@ -0,0 +1,39 @@ +server: + port: 8888 +spring: + cloud: + gateway: + enabled: true + httpclient: + # 支持https转发 + ssl: + use-insecure-trust-manager: true + data: + mongodb: + uri: mongodb://127.0.0.1:27017/gateway + kafka: + bootstrap-servers: 127.0.0.1:9092 + producer: + # 写入失败时,重试次数。当leader节点失效,一个repli节点会替代成为leader节点,此时可能出现写入失败, + # 当retris为0时,produce不会重复。retirs重发,此时repli节点完全成为leader节点,不会产生消息丢失。 + retries: 0 + #procedure要求leader在考虑完成请求之前收到的确认数,用于控制发送记录在服务端的持久化,其值可以为如下: + #acks = 0 如果设置为零,则生产者将不会等待来自服务器的任何确认,该记录将立即添加到套接字缓冲区并视为已发送。在这种情况下,无法保证服务器已收到记录,并且重试配置将不会生效(因为客户端通常不会知道任何故障),为每条记录返回的偏移量始终设置为-1。 + #acks = 1 这意味着leader会将记录写入其本地日志,但无需等待所有副本服务器的完全确认即可做出回应,在这种情况下,如果leader在确认记录后立即失败,但在将数据复制到所有的副本服务器之前,则记录将会丢失。 + #acks = all 这意味着leader将等待完整的同步副本集以确认记录,这保证了只要至少一个同步副本服务器仍然存活,记录就不会丢失,这是最强有力的保证,这相当于acks = -1的设置。 + #可以设置的值为:all, -1, 0, 1 + acks: 1 + consumer: + group-id: WgGateway + # smallest和largest才有效,如果smallest重新0开始读取,如果是largest从logfile的offset读取。一般情况下我们都是设置smallest + auto-offset-reset: earliest + # 设置自动提交offset + enable-auto-commit: true + # 如果'enable.auto.commit'为true,则消费者偏移自动提交给Kafka的频率(以毫秒为单位),默认值为5000。 + auto-commit-interval: 100 + max-poll-records: 5 + +logging: + level: + org.springframework: debug + ink.wgink: debug \ No newline at end of file