基于路径简单整合SpringSecurity+Gateway

整合Spring Security和Spring Cloud Gateway的基本步骤如下：

1. 在Spring Boot项目中添加Spring Security和Spring Cloud Gateway依赖。
2. 配置Spring Security，通常是通过WebSecurityConfigurerAdapter来自定义安全规则。
3. 配置Spring Cloud Gateway，定义路由和过滤器。

以下是一个简单的示例：

pom.xml依赖

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-webflux</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.cloud</groupId>
        <artifactId>spring-cloud-starter-gateway</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-security</artifactId>
    </dependency>
</dependencies>

SecurityConfig.java

import org.springframework.security.config.annotation.web.reactive.EnableWebFluxSecurity;
import org.springframework.security.config.web.server.ServerHttpSecurity;
import org.springframework.security.web.server.SecurityWebFilterChain;
 
@EnableWebFluxSecurity
public class SecurityConfig {
 
    @Bean
    public SecurityWebFilterChain springSecurityFilterChain(ServerHttpSecurity http) {
        http
            .authorizeExchange()
            .anyExchange().authenticated()
            .and()
            .httpBasic();
        return http.build();
    }
}

GatewayApplication.java

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.gateway.route.RouteLocator;
import org.springframework.cloud.gateway.route.builder.RouteLocatorBuilder;
import org.springframework.context.annotation.Bean;
 
@SpringBootApplication
public class GatewayApplication {
 
    @Bean
    public RouteLocator customRouteLocator(RouteLocatorBuilder builder) {
        return builder.routes()
                .route("path_route", r -> r.path("/myservice/**")
                        .uri("http://localhost:8080")
                )
                .build();
    }
 
    public static void main(String[] args) {
        SpringApplication.run(GatewayApplication.class, args);
    }
}

在这个例子中，我们配置了Spring Cloud Gateway来路由到/myservice/**的请求到http://localhost:8080，同时启用了Spring Security，要求所有的请求都必须经过认证。

请注意