Spring Cloud下基于OAUTH2认证授权的实现

Spring Cloud下基于OAUTH2认证授权的实现

使用oauth2实现微服统一认证授权。通过向oauth2认证服务器发送请求获取token。
，然后携带token访问其他微服务，此token在其他微服务是信任的（即是鉴权验证token是否可用）

模块：
eureka：服务注册和发现的基本模块
zuul：边界网关(所有微服务都在它之后)
oauth2： OAUTH2认证授权中心
service ：普通微服务，用来验证认证和鉴权

1. oauth-server模块代码

1.1 添加基础pom.xml文件：

<?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">
    <modelVersion>4.0.0</modelVersion>

    <groupId>springcloud-oauth2</groupId>
    <artifactId>springcloud-oauth2</artifactId>
    <packaging>pom</packaging>
    <version>1.0-SNAPSHOT</version>
    <modules>
        <module>oauth-server</module>
        <module>api-gateway</module>
        <module>eureka</module>
        <module>provide-service</module>
    </modules>

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.0.3.RELEASE</version>
    </parent>
    <properties>
        <java.version>1.8</java.version>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <argLine>-Dfile.encoding=UTF-8</argLine>
        <skiptests>true</skiptests>
    </properties>
    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-dependencies</artifactId>
                <!--<version>Dalston.SR4</version>-->
                <version>Finchley.SR2</version>

                <type>pom</type>
                <scope>import</scope>
            </dependency>
        </dependencies>
    </dependencyManagement>
    <dependencies>
        <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>

        <!--eureka客户端-->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
        </dependency>
        <!--aop-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-aop</artifactId>
        </dependency>

        <!--监控-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-actuator</artifactId>
        </dependency>

        <!--断路器-->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-hystrix</artifactId>
        </dependency>

        <!--feign-->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-openfeign</artifactId>
        </dependency>

        <!--<dependency>-->
            <!--<groupId>org.glassfish.jersey.core</groupId>-->
            <!--<artifactId>jersey-common</artifactId>-->
            <!--<version>2.26</version>-->
        <!--</dependency>-->
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>1.16.20</version>
        </dependency>
        <!--日志动态级别修改-->
        <dependency>
            <groupId>org.jolokia</groupId>
            <artifactId>jolokia-core&