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delay-server

使用RabbitMQ作为延迟任务的公共服务

简介

依赖于RabiitMQ死信队列实现的延迟任务处理服务,极大的保证消息的可用

dockerhub镜像地址:点击进入

项目依赖

  • jdk8
  • maven
  • springboot 2.3.0
  • Redis
  • RabbitMQ
  • docker (可选)

实现功能

  • 可通用的延时任务服务
  • 可定制的超时时间以及重试次数,确保消息的可靠
  • 回调异常重试
  • 可拓展的失败消息存储策略
  • [] 接入nacos注册中心
  • [] 提供feign接口调用

如何使用

1.拉取代码

git clone https://github.com/WinterChenS/delay-server.git

2.修改application.properties

3.编译

以下方式选一即可

3.1 普通编译

cd delay-server &&
mvn clean package

3.2 docker编译

cd delay-server &&
mvn clean package docker:build

4.运行

运行方式选一即可

4.1 普通运行

cd target &&
nohup java -jar delay-server-0.0.1-SNAPSHOT.jar &

4.2 docker运行

docker run -p 8088:8088 -d  winterchen/delay-server

5.调用

OkHttp

OkHttpClient client = new OkHttpClient();

MediaType mediaType = MediaType.parse("application/json");
RequestBody body = RequestBody.create(mediaType, "{\n    \"id\": \"0923840293429384023\",\n    \"expireTime\": 3,\n    \"message\": \"hello\",\n    \"callbackPath\": \"http://127.0.0.1:8088/test/success\",\n    \"currentTime\": 29387492384,\n    \"retryCount\": 3\n}");
Request request = new Request.Builder()
  .url("http://127.0.0.1:8088/api/v1/default/delay")
  .post(body)
  .addHeader("Content-Type", "application/json")
  .addHeader("cache-control", "no-cache")
  .build();

Response response = client.newCall(request).execute();

接口参数描述:

参数名 类型 解释 是否必须 示例
id String 请求唯一ID 982739492347932
expireTime Long 过期时间(秒) 30
message String 消息体(随意字符串) {"name":"ston","message":"23424"}
callbackPath String 过期回调地址 http://127.0.0.1:8088/test/success
currentTime Long 当前系统时间 29387492384
retryCount Integer 失败重试次数(默认无限重试) 0

docker镜像使用

docker

docker run -p 8088:8088 \
-e SERVER_PORT=8088 \
-e SPRING_RABBITMQ_HOST=127.0.0.1 \
-e SPRING_RABBITMQ_PORT=5672 \
-e SPRING_RABBITMQ_USERNAME=guest \
-e SPRING_RABBITMQ_PASSWORD=guest \
-e SPRING_REDIS_HOST=127.0.0.1 \
-e SPRING_REDIS_PORT=6379 \
-e SPRING_REDIS_PASSWORD=root \
-e SPRING_REDIS_TIMEOUT=10000 \
winterchen/delay-server

docker-compose

version: '3'

services:
  delay-server:
    container_name: delay-server
    image: winterchen/delay-server
    ports:
      - "8088:8088"
    volumes:
      - "./delay/log:/log"
    environment:
      SERVER_PORT: 8088
      SPRING_RABBITMQ_HOST: 127.0.0.1
      SPRING_RABBITMQ_PORT: 5672
      SPRING_RABBITMQ_USERNAME: guest
      SPRING_RABBITMQ_PASSWORD: guest
      SPRING_RABBITMQ_LISTENER_SIMPLE_ACKNOWLEDGE-MODE: manual
      SPRING_REDIS_HOST: 127.0.0.1
      SPRING_REDIS_PORT: 6379
      SPRING_REDIS_PASSWORD: root
      SPRING_REDIS_TIMEOUT: 10000
      SPRING_REDIS_DATABASE: 0
      SPRING_REDIS_LETTUCE_POOL_MAX_ACTIVE: 8
      SPRING_REDIS_LETTUCE_POOL_MAX_WAIT: -1
      SPRING_REDIS_LETTUCE_POOL_MAX_IDLE: 8
      SPRING_REDIS_LETTUCE_POOL_MIN_IDLE: 0
      COM_WINTERCHEN_FAIL_STORE_STRATEGY_CODE: REDIS

拓展

该服务支持arrch64,点击即可获取详细使用方法 点击进入

使用注意事项

  • 该项目仅供学习,请勿在生产中使用
  • 使用该服务需要保证回调接口的幂等性

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