spring cloud整合zookeeper

在Eureka基础上进行构建。

构建cloud–provider-payment8004模块

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>cloud2022</artifactId>
        <groupId>com.qrxqrx.springcloud</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>cloudproviderpayment8004</artifactId>


    <dependencies>
    	<!-- 整合zookeeper客户端 -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-zookeeper-discovery</artifactId>
            <!-- 先排除自带的zookeeper3.5.3 -->
            <exclusions>
            	<exclusion>
            		<groupId>org.apache.zookeeper</groupId>
            		<artifactId>zookeeper</artifactId>
            	</exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>org.apache.zookeeper</groupId>
            <artifactId>zookeeper</artifactId>
            <version>3.4.9</version>
        </dependency>
        <dependency>
            <groupId>com.qrxqrx.springcloud</groupId>
            <artifactId>cloud-api-commons</artifactId>
            <version>${project.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-actuator</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <scope>runtime</scope>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
        </dependency>
    </dependencies>

</project>

application.yml

# 8004表示注册到zookeeper服务器的支付服务提供者端口号
server:
	port: 8004

spring:
	application:
		name: cloud-provider-payment
	cloud:
		zookeeper:
			connect-string: zookeeper服务器ip地址:2181

PaymentMain8004

package com.qrxqrx.springcloud;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;

@SpringBootApplication
@EnableDiscoveryClient // 该注解用于向consul或者zookeeper作为注册中心时注册服务
public class PaymentMain8004 {

    public static void main(String[] args) {
        SpringApplication.run(PaymentMain8004.class,args);
    }

}

PaymentController

package com.qrxqrx.springcloud.controller;


import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;


@RestController
@Slf4j
public class PaymentController {

    @Value("${server.port}")
    private String serverPort;

    @RequestMapping(value = "/payment/zk")
    public String paymentzk() {
		return "springcloud with zookeeper: " + serverPort + UUID.randomUUID().toString();
	}   

}

启动zookeeper

./zkServer.sh start
./zkCli.sh

构建cloud–consumerzk-order80模块

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>cloud2022</artifactId>
        <groupId>com.qrxqrx.springcloud</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>cloud-consumer-order80</artifactId>

    <dependencies>
        <!-- 整合zookeeper客户端 -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-zookeeper-discovery</artifactId>
            <!-- 先排除自带的zookeeper3.5.3 -->
            <exclusions>
            	<exclusion>
            		<groupId>org.apache.zookeeper</groupId>
            		<artifactId>zookeeper</artifactId>
            	</exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>org.apache.zookeeper</groupId>
            <artifactId>zookeeper</artifactId>
            <version>3.4.9</version>
        </dependency>
        <dependency>
            <groupId>com.qrxqrx.springcloud</groupId>
            <artifactId>cloud-api-commons</artifactId>
            <version>${project.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-actuator</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <scope>runtime</scope>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
        </dependency>
    </dependencies>

</project>

application.yml

server:
	port: 80

spring:
	application:
		name: cloud-consumer-order
	cloud:
		zookeeper:
			connect-string: zookeeper服务器ip地址:2181

OrderZKMain80

package com.qrxqrx.springcloud;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
@EnableDiscoveryClient
public class OrderZKMain80 {

    public static void main(String[] args) {
        SpringApplication.run(OrderZKMain80.class,args);
    }

}

ApplicationContextConfig

package com.qrxqrx.springcloud.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.client.RestTemplate;

@Configuration
public class ApplicationContextConfig {

    @Bean
    public RestTemplate getRestTemplate() {
        return new RestTemplate();
    }

}

OrderZKController

package com.qrxqrx.springcloud.controller;

import com.qrxqrx.springcloud.entities.CommonResult;
import com.qrxqrx.springcloud.entities.Payment;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import javax.annotation.Resource;

@RestController
@Slf4j
public class OrderZKController {

    public static final String INVOKE_URL = "http://cloud-provider-payment";

    @Resource
    private RestTemplate restTemplate;

    @GetMapping("/consumer/payment/zk")
    public String paymentinfo() {
        String result = restTemplate.getForObject(INVOKE_URL+"/payment/zk",String.class);
        return result;
    }

}