注:本文篇幅有点长,所以建议各位下载源码学习。(如需要请收藏!转载请声明来源,谢谢!)
继上文:spring整合各种服务注册中心(zk、eureka、nacos、consul)
nacos相关配置可参考配置中心:
spring的整合分布式配置中心(ACM diamond nacos Apollo)-nacos
代码实现
spring 集成nacos
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>spring_registration_center</artifactId>
<groupId>com.hong</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<groupId>com.hong</groupId>
<artifactId>spring_nacos_client</artifactId>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<logback.version>1.2.3</logback.version>
<over-slf4j.version>1.7.25</over-slf4j.version>
<spring.version>4.3.11.RELEASE</spring.version>
<commons-dbcp.version>1.4</commons-dbcp.version>
<slf4j.version>1.7.12</slf4j.version>
<org.mybatis>3.1.0</org.mybatis>
<nacos-config-spring-boot.version>0.2.2</nacos-config-spring-boot.version>
</properties>
<dependencies>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus</artifactId>
<version>${org.mybatis}</version>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-extension</artifactId>
<version>${org.mybatis}</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.5.0</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.5.0</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.5.0</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.34</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-expression</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
<exclusions>
<exclusion>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.70</version>
</dependency>
<!--引入连接池-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.23</version>
</dependency>
<!--引入AOP-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<!--该包的主要作用是会去自动查找合适的日志记录框架进行记录-->
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<!--引入日志-->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-slf4j-impl</artifactId>
<version>2.11.0</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.16.22</version>
<optional>true</optional>
</dependency>
<!-- 实现slf4j接口并整合 -->
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>1.2.2</version>
</dependency>
<!--引入hibernate-->
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>4.2.0.Final</version>
</dependency>
<!--引入orm-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.0.1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.alibaba.boot</groupId>
<artifactId>nacos-discovery-spring-boot-starter</artifactId>
<version>${nacos-config-spring-boot.version}</version>
<exclusions>
<exclusion>
<artifactId>log4j-api</artifactId>
<groupId>org.apache.logging.log4j</groupId>
</exclusion>
<exclusion>
<artifactId>log4j-to-slf4j</artifactId>
<groupId>org.apache.logging.log4j</groupId>
</exclusion>
<exclusion>
<artifactId>spring-boot-starter</artifactId>
<groupId>org.springframework.boot</groupId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
<!--静态资源导出问题-->
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>${java.version}</source>
<target>${java.version}</target>
<encoding>UTF-8</encoding>
<!--开启编译调试信息的开关-->
<debug>true</debug>
</configuration>
</plugin>
</plugins>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
</resources>
</build>
</project>
com.hong.spring.config.NacosConfig
package com.hong.spring.config;
import com.alibaba.nacos.api.annotation.NacosInjected;
import com.alibaba.nacos.api.annotation.NacosProperties;
import com.alibaba.nacos.api.exception.NacosException;
import com.alibaba.nacos.api.naming.NamingService;
import com.alibaba.nacos.spring.context.annotation.discovery.EnableNacosDiscovery;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Configuration;
import javax.annotation.PostConstruct;
/**
* @author: csh
* @Date: 2020/12/18 16:03
* @Description:nacos配置
*/
@Configuration
@EnableNacosDiscovery(globalProperties = @NacosProperties(serverAddr = "127.0.0.1:8848"))
public class NacosConfig {
@NacosInjected
private NamingService namingService;
@Value("${spring.application.name}")
private String applicationName;
@Value("${server.port}")
private Integer serverPort;
@PostConstruct
public void init() {
// 通过Naming服务注册实例到注册中心
try {
namingService.registerInstance(applicationName, "${nacos.config.host}", serverPort);
} catch (NacosException e) {
e.printStackTrace();
}
}
}
application.properties
#端口
server.port=8081
#dataId
dataId=hong
#nacos配置
nacos.config.server-addr=127.0.0.1:8848
#host
nacos.config.host=127.0.0.1
#服务名称
spring.application.name=hong-provide-service
#nacos注册
nacos.discovery.server-addr=127.0.0.1:8848
applicationContext.xml
<?xml version="1.0" encoding="UTF-8" ?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:cache="http://www.springframework.org/schema/cache"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/cache http://www.springframework.org/schema/cache/spring-cache.xsd">
<!-- 配置组件扫描 -->
<context:component-scan base-package="com.hong.spring"></context:component-scan>
<!--加载配置文件-->
<context:property-placeholder location="classpath:application.properties,classpath:jdbc.properties"/>
<!-- 开启注解 -->
<context:annotation-config />
<!--开启注解事务-->
<tx:annotation-driven transaction-manager="transactionManager" />
<!--放行静态资源-->
<mvc:default-servlet-handler />
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"
id="internalResourceViewResolver">
<!-- 前缀 -->
<property name="prefix" value="/WEB-INF/pages/" />
<!-- 后缀 -->
<property name="suffix" value=".html" />
<property name="contentType" value="text/html"/>
</bean>
<!--开启mvc注解事务-->
<!-- 定义注解驱动 -->
<mvc:annotation-driven>
<mvc:message-converters>
<!-- 设置支持中文 -->
<bean class="org.springframework.http.converter.StringHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/plain;charset=UTF-8</value>
<value>text/html;charset=UTF-8</value>
</list>
</property>
</bean>
<bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter"/>
</mvc:message-converters>
</mvc:annotation-driven>
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
<!-- 基础配置 -->
<property name="url" value="${jdbc.url}"></property>
<property name="driverClassName" value="${jdbc.driver}"></property>
<property name="username" value="${jdbc.user}"></property>
<property name="password" value="${jdbc.password}"></property>
<!-- 关键配置 -->
<!-- 初始化时建立物理连接的个数。初始化发生在显示调用init方法,或者第一次getConnection时 -->
<property name="initialSize" value="3" />
<!-- 最小连接池数量 -->
<property name="minIdle" value="2" />
<!-- 最大连接池数量 -->
<property name="maxActive" value="15" />
<!-- 配置获取连接等待超时的时间 -->
<property name="maxWait" value="10000" />
<!-- 性能配置 -->
<!-- 打开PSCache,并且指定每个连接上PSCache的大小 -->
<property name="poolPreparedStatements" value="true" />
<property name="maxPoolPreparedStatementPerConnectionSize" value="20" />
<!-- 其他配置 -->
<!-- 配置间隔多久才进行一次检测,检测需要关闭的空闲连接,单位是毫秒 -->
<property name="timeBetweenEvictionRunsMillis" value="60000" />
<!-- 配置一个连接在池中最小生存的时间,单位是毫秒 -->
<property name="minEvictableIdleTimeMillis" value="300000" />
<!-- 建议配置为true,不影响性能,并且保证安全性。申请连接的时候检测,如果空闲时间大于timeBetweenEvictionRunsMillis,
执行validationQuery检测连接是否有效。-->
<property name="testWhileIdle" value="true" />
<!-- 这里建议配置为TRUE,防止取到的连接不可用 ,申请连接时执行validationQuery检测连接是否有效,做了这个配置会降低性能。-->
<property name="testOnBorrow" value="true" />
<!-- 归还连接时执行validationQuery检测连接是否有效,做了这个配置会降低性能 -->
<property name="testOnReturn" value="false" />
</bean>
<!--事务管理器-->
<!-- sqlSessionFactory -->
<bean id="sqlSessionFactory" class="com.baomidou.mybatisplus.extension.spring.MybatisSqlSessionFactoryBean">
<!-- 加载 MyBatis 的配置文件 -->
<property name="configLocation" value="classpath:mybatis-plus.xml"/>
<!-- 数据源 -->
<property name="dataSource" ref="dataSource"/>
<!-- 所有配置的mapper文件 -->
<property name="mapperLocations" value="classpath*:com/hong/spring/mapper/*.xml" />
</bean>
<!-- Mapper 扫描器 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!-- 扫描 包下的组件 -->
<property name="basePackage" value="com.hong.spring.dao" />
<!-- 关联mapper扫描器 与 sqlsession管理器 -->
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
</bean>
<!--事务配置-->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
</beans>
其他配置就不一一贴了...
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
version="3.1">
<servlet>
<servlet-name>spring_nacos_client</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<servlet-mapping>
<servlet-name>spring_nacos_client</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
运行后
spring boot 集成nacos
注意:基于原有项目请参照:spring整合各种配置中心
pom.xml加入
<dependency>
<groupId>com.alibaba.boot</groupId>
<artifactId>nacos-discovery-spring-boot-starter</artifactId>
<version>${nacos-config-spring-boot.version}</version>
</dependency>
注意这里的端口8848与服务的端口一致!
application.properties
#端口
server.port=8081
#dataId
dataId=hong
#nacos配置
nacos.config.server-addr=127.0.0.1:8848
#host
nacos.config.host=127.0.0.1
#服务名称
spring.application.name=hong-provide-service
#nacos注册
nacos.discovery.server-addr=127.0.0.1:8848
/**
* @author: csh
* @Date: 2020/11/21 11:37
* @Description:启动类
*/
@SpringBootApplication(scanBasePackages = "com.hong.springboot")
@NacosPropertySource(dataId = "hong", autoRefreshed = true,first = true)
@EnableNacosConfig(globalProperties = @NacosProperties(serverAddr = "127.0.0.1:8848"))
public class Application implements CommandLineRunner {
@NacosInjected
private NamingService namingService;
@Value("${spring.application.name}")
private String applicationName;
@Value("${server.port}")
private Integer serverPort;
public static void main(String[] args) {
SpringApplication.run(Application.class);
}
@Override
public void run(String... args) throws Exception {
// 通过Naming服务注册实例到注册中心
namingService.registerInstance(applicationName, "127.0.0.1", serverPort);
}
}
结果
总结:注意要区分开 springmvc、springboot、spring cloud都是不同的集成方式,这里没有用到springcloud看了好多文章spring boot都是直接用spring cloud方式去集成,当然也可以,但是要区分开来....,总体来说nacos非常容易上手和功能及文档强大,并且可以作注册和配置中心给力!
Consul相关
consul架构图
consul配置
下载地址:https://www.consul.io/downloads
解压后运行如下:
consul agent -dev
结果
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>spring_registration_center</artifactId>
<groupId>com.hong</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<groupId>com.hong</groupId>
<artifactId>spring_consul_client</artifactId>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<logback.version>1.2.3</logback.version>
<over-slf4j.version>1.7.25</over-slf4j.version>
<spring.version>4.3.11.RELEASE</spring.version>
<commons-dbcp.version>1.4</commons-dbcp.version>
<slf4j.version>1.7.12</slf4j.version>
<org.mybatis>3.1.0</org.mybatis>
</properties>
<dependencies>
<!-- https://mvnrepository.com/artifact/com.orbitz.consul/consul-client -->
<dependency>
<groupId>com.orbitz.consul</groupId>
<artifactId>consul-client</artifactId>
<version>1.4.0</version>
<exclusions>
<exclusion>
<artifactId>jackson-databind</artifactId>
<groupId>com.fasterxml.jackson.core</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus</artifactId>
<version>${org.mybatis}</version>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-extension</artifactId>
<version>${org.mybatis}</version>
</dependency>
<!--jackson依赖-->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.module</groupId>
<artifactId>jackson-module-jaxb-annotations</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.34</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-expression</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
<exclusions>
<exclusion>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.70</version>
</dependency>
<!--引入连接池-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.23</version>
</dependency>
<!--引入AOP-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<!--该包的主要作用是会去自动查找合适的日志记录框架进行记录-->
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<!--引入日志-->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-slf4j-impl</artifactId>
<version>2.11.0</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.16.22</version>
<optional>true</optional>
</dependency>
<!-- 实现slf4j接口并整合 -->
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>1.2.2</version>
</dependency>
<!--引入hibernate-->
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>4.2.0.Final</version>
</dependency>
<!--引入orm-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.0.1</version>
<scope>provided</scope>
</dependency>
</dependencies>
<!--静态资源导出问题-->
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>${java.version}</source>
<target>${java.version}</target>
<encoding>UTF-8</encoding>
<!--开启编译调试信息的开关-->
<debug>true</debug>
</configuration>
</plugin>
</plugins>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
</resources>
</build>
</project>
java连接Consul
ConsulTest
import com.google.common.net.HostAndPort;
import com.orbitz.consul.AgentClient;
import com.orbitz.consul.Consul;
import com.orbitz.consul.HealthClient;
import com.orbitz.consul.model.agent.ImmutableRegCheck;
import com.orbitz.consul.model.agent.ImmutableRegistration;
/**
*
* 功能描述: 测试java注册
*
* @param:
* @return:
* @auther: csh
* @date: 2020/12/22 15:46
*/
public class ConsulTest {
static Consul consul = Consul.builder().withHostAndPort(HostAndPort.fromString("localhost:8500")).build();
/**
* 服务注册
*/
public static void serviceRegister() {
AgentClient agent = consul.agentClient();
//健康检测
ImmutableRegCheck check = ImmutableRegCheck.builder().http("http://localhost:9020/hong").interval("5s").build();
ImmutableRegistration.Builder builder = ImmutableRegistration.builder();
builder.id("hong-consumer").name("hong").addTags("v1").address("localhost").port(8080).addChecks(check);
agent.register(builder.build());
}
/**
* 服务获取
*/
public static void serviceGet() {
HealthClient client = consul.healthClient();
String name = "hong-server";
//获取所有服务
System.out.println(client.getAllServiceInstances(name).getResponse().size());
//获取所有正常的服务(健康检测通过的)
client.getHealthyServiceInstances(name).getResponse().forEach((resp) -> {
System.out.println(resp);
});
}
public static void main(String[] args) {
serviceRegister();
serviceGet();
System.exit(0);
}
}
运行结果
参考文章:https://blog.csdn.net/weixin_33852020/article/details/86015895
spring 集成Consul
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>spring_registration_center</artifactId>
<groupId>com.hong</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<groupId>com.hong</groupId>
<artifactId>spring_consul_client</artifactId>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<logback.version>1.2.3</logback.version>
<over-slf4j.version>1.7.25</over-slf4j.version>
<spring.version>4.3.11.RELEASE</spring.version>
<commons-dbcp.version>1.4</commons-dbcp.version>
<slf4j.version>1.7.12</slf4j.version>
<org.mybatis>3.1.0</org.mybatis>
</properties>
<dependencies>
<!-- https://mvnrepository.com/artifact/com.orbitz.consul/consul-client -->
<dependency>
<groupId>com.orbitz.consul</groupId>
<artifactId>consul-client</artifactId>
<version>1.4.0</version>
<exclusions>
<exclusion>
<artifactId>jackson-databind</artifactId>
<groupId>com.fasterxml.jackson.core</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus</artifactId>
<version>${org.mybatis}</version>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-extension</artifactId>
<version>${org.mybatis}</version>
</dependency>
<!--jackson依赖-->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.module</groupId>
<artifactId>jackson-module-jaxb-annotations</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.34</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-expression</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
<exclusions>
<exclusion>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.70</version>
</dependency>
<!--引入连接池-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.23</version>
</dependency>
<!--引入AOP-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>1.9.1</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.9.1</version>
</dependency>
<!--该包的主要作用是会去自动查找合适的日志记录框架进行记录-->
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<!--引入日志-->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-slf4j-impl</artifactId>
<version>2.11.0</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.16.22</version>
<optional>true</optional>
</dependency>
<!-- 实现slf4j接口并整合 -->
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>1.2.2</version>
</dependency>
<!--引入orm-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.0.1</version>
<scope>provided</scope>
</dependency>
</dependencies>
<!--静态资源导出问题-->
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>${java.version}</source>
<target>${java.version}</target>
<encoding>UTF-8</encoding>
<!--开启编译调试信息的开关-->
<debug>true</debug>
</configuration>
</plugin>
</plugins>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
</resources>
</build>
</project>
application.properties
#端口
server.port=8080
#dataId
dataId=hong
#consul服务ip及端口
consul.info=localhost:8500
#几秒刷新一次
consul.second=5s
#项目路径 这个接口一定要通
consul.url=http://localhost:8080
#服务注册名称
consul.service.name=hong2
#服务注册id
consul.service.id=hong-consumer2
#版本号
consul.tags=v1
#服务域名或ip地址
consul.service.host=localhost
applicationContext.xml
<?xml version="1.0" encoding="UTF-8" ?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:cache="http://www.springframework.org/schema/cache"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/cache http://www.springframework.org/schema/cache/spring-cache.xsd">
<!-- 配置组件扫描 -->
<context:component-scan base-package="com.hong.spring"></context:component-scan>
<!--加载配置文件-->
<bean id="placeholderConfigurer" class="org.springframework.context.support.PropertySourcesPlaceholderConfigurer">
<property name="ignoreUnresolvablePlaceholders" value="true"/>
<property name="locations">
<list>
<value>classpath:application.properties</value>
<value>classpath:jdbc.properties</value>
</list>
</property>
</bean>
<!-- 开启注解 -->
<context:annotation-config />
<!--开启注解事务-->
<tx:annotation-driven transaction-manager="transactionManager" />
<!--放行静态资源-->
<mvc:default-servlet-handler />
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"
id="internalResourceViewResolver">
<!-- 前缀 -->
<property name="prefix" value="/WEB-INF/pages/" />
<!-- 后缀 -->
<property name="suffix" value=".html" />
<property name="contentType" value="text/html"/>
</bean>
<!--开启mvc注解事务-->
<!-- 定义注解驱动 -->
<mvc:annotation-driven>
<mvc:message-converters>
<!-- 设置支持中文 -->
<bean class="org.springframework.http.converter.StringHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/plain;charset=UTF-8</value>
<value>text/html;charset=UTF-8</value>
</list>
</property>
</bean>
<bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter"/>
</mvc:message-converters>
</mvc:annotation-driven>
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
<!-- 基础配置 -->
<property name="url" value="${jdbc.url}"></property>
<property name="driverClassName" value="${jdbc.driver}"></property>
<property name="username" value="${jdbc.user}"></property>
<property name="password" value="${jdbc.password}"></property>
<!-- 关键配置 -->
<!-- 初始化时建立物理连接的个数。初始化发生在显示调用init方法,或者第一次getConnection时 -->
<property name="initialSize" value="3" />
<!-- 最小连接池数量 -->
<property name="minIdle" value="2" />
<!-- 最大连接池数量 -->
<property name="maxActive" value="15" />
<!-- 配置获取连接等待超时的时间 -->
<property name="maxWait" value="10000" />
<!-- 性能配置 -->
<!-- 打开PSCache,并且指定每个连接上PSCache的大小 -->
<property name="poolPreparedStatements" value="true" />
<property name="maxPoolPreparedStatementPerConnectionSize" value="20" />
<!-- 其他配置 -->
<!-- 配置间隔多久才进行一次检测,检测需要关闭的空闲连接,单位是毫秒 -->
<property name="timeBetweenEvictionRunsMillis" value="60000" />
<!-- 配置一个连接在池中最小生存的时间,单位是毫秒 -->
<property name="minEvictableIdleTimeMillis" value="300000" />
<!-- 建议配置为true,不影响性能,并且保证安全性。申请连接的时候检测,如果空闲时间大于timeBetweenEvictionRunsMillis,
执行validationQuery检测连接是否有效。-->
<property name="testWhileIdle" value="true" />
<!-- 这里建议配置为TRUE,防止取到的连接不可用 ,申请连接时执行validationQuery检测连接是否有效,做了这个配置会降低性能。-->
<property name="testOnBorrow" value="true" />
<!-- 归还连接时执行validationQuery检测连接是否有效,做了这个配置会降低性能 -->
<property name="testOnReturn" value="false" />
</bean>
<!--事务管理器-->
<!-- sqlSessionFactory -->
<bean id="sqlSessionFactory" class="com.baomidou.mybatisplus.extension.spring.MybatisSqlSessionFactoryBean">
<!-- 加载 MyBatis 的配置文件 -->
<property name="configLocation" value="classpath:mybatis-plus.xml"/>
<!-- 数据源 -->
<property name="dataSource" ref="dataSource"/>
<!-- 所有配置的mapper文件 -->
<property name="mapperLocations" value="classpath*:com/hong/spring/mapper/*.xml" />
</bean>
<!-- Mapper 扫描器 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!-- 扫描 包下的组件 -->
<property name="basePackage" value="com.hong.spring.dao" />
<!-- 关联mapper扫描器 与 sqlsession管理器 -->
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
</bean>
<!--事务配置-->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
<!--服务注册中心配置-->
<bean id="consulConfig" class="com.hong.spring.service.IConsulConfig">
<constructor-arg name="consulInfo" value="${consul.info}" />
<property name="consulInfo" value="${consul.info}" />
<property name="consulSecond" value="${consul.second}" />
<property name="consulUrl" value="${consul.url}" />
<property name="consulServiceName" value="${consul.service.name}" />
<property name="consulServiceId" value="${consul.service.id}" />
<property name="versionTag" value="${consul.tags}" />
<property name="consulServiceHost" value="${consul.service.host}" />
<property name="servicePort" value="${server.port}" />
</bean>
</beans>
注:其他配置与之前一致!
运行结果:
18:24:37.860 [RMI TCP Connection(3)-127.0.0.1] DEBUG org.apache.ibatis.io.VFS - Class not found: org.jboss.vfs.VFS
18:24:37.861 [RMI TCP Connection(3)-127.0.0.1] DEBUG org.apache.ibatis.io.JBoss6VFS - JBoss 6 VFS API is not available in this environment.
18:24:37.865 [RMI TCP Connection(3)-127.0.0.1] DEBUG org.apache.ibatis.io.VFS - Class not found: org.jboss.vfs.VirtualFile
18:24:37.867 [RMI TCP Connection(3)-127.0.0.1] DEBUG org.apache.ibatis.io.VFS - VFS implementation org.apache.ibatis.io.JBoss6VFS is not valid in this environment.
18:24:37.868 [RMI TCP Connection(3)-127.0.0.1] DEBUG org.apache.ibatis.io.VFS - Using VFS adapter org.apache.ibatis.io.DefaultVFS
18:24:37.877 [RMI TCP Connection(3)-127.0.0.1] DEBUG org.mybatis.spring.SqlSessionFactoryBean - Parsed configuration file: 'class path resource [mybatis-plus.xml]'
18:24:38.372 [RMI TCP Connection(3)-127.0.0.1] INFO com.alibaba.druid.pool.DruidDataSource - {dataSource-1} inited
18:24:38.399 [RMI TCP Connection(3)-127.0.0.1] DEBUG org.mybatis.spring.SqlSessionFactoryBean - Property 'mapperLocations' was not specified or no matching resources found
1
十二月 22, 2020 6:25:03 下午 org.springframework.web.servlet.DispatcherServlet initServletBean
信息: FrameworkServlet 'spring_consul_client': initialization completed in 31066 ms
[2020-12-22 06:25:03,042] Artifact spring_consul_client:Web exploded: Artifact is deployed successfully
[2020-12-22 06:25:03,042] Artifact spring_consul_client:Web exploded: Deploy took 36,926 milliseconds
springclound 整合 consul
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>springboot_all</artifactId>
<groupId>com.hong.springboot</groupId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<groupId>com.hong.springboot</groupId>
<artifactId>springboot_consul_client</artifactId>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-consul-discovery</artifactId>
<version>3.0.0</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-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
application.properties
spring.application.name=springboot_consul_client
server.port=8501
spring.cloud.consul.host=localhost
spring.cloud.consul.port=8500
#注册到consul的服务名称
spring.cloud.consul.discovery.serviceName=service-hong
com.hong.springboot.SpringbootApplication
package com.hong.springboot;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
@SpringBootApplication
@EnableDiscoveryClient
public class SpringbootApplication {
public static void main(String[] args) {
SpringApplication.run(SpringbootApplication.class,args);
}
}
结果
参考文章:https://www.jianshu.com/p/ece2be497456
注意了:目前HASHICORP禁止了VAULT在中国使用,所以使用国外的注册中心存在一定风险~!
请注意,中国出口管控条例禁止HASHICORP 在中华人民共和国境内销售或以其他方式提供企业版VAULT。鉴于此原因,未经HASHICORP 的书面同意,不得在中华人民共和国境内使用、部署或安装HASHICORP 的VAULT 企业版本软件。
参考地址:https://www.hashicorp.com/terms-of-evaluation
各个注册中心对比
参考:
https://blog.csdn.net/zjcjava/article/details/89512986
最后
不管是zk、nacos、consul或者是其他,当然因为注册中心实在有太多了,但都大同小异所以,只实现几种,但是需要用后更需要了解具体解决业务和场景的考虑,而不是单纯为了用工具...,类似zk基于cp,而nacos是基于ap,之间的区别与场景。还有一点需要考虑的是虽然现在技术没有国界,但是随着贸易摩擦目前使用的开源产品很可能随时闭源或停更,还是用国产,因为基于维护升级及安全的考虑,以及更容易上手,并且在性能及相关社区都非常活跃,当然注册中心大部分场景是基于rpc框架结合使用比如dubbo,后续会继续更新,请关注留意。