Spring Cloud Security：Oauth2使用入门

import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.oauth2.client.registration.ClientRegistrationRepository;
import org.springframework.security.oauth2.core.endpoint.OAuth2AuthorizationRequest;
 
@Configuration
public class OAuth2LoginSecurityConfig extends WebSecurityConfigurerAdapter {
 
    private final ClientRegistrationRepository clientRegistrationRepository;
 
    public OAuth2LoginSecurityConfig(ClientRegistrationRepository clientRegistrationRepository) {
        this.clientRegistrationRepository = clientRegistrationRepository;
    }
 
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
            // 配置OAuth2登录注册路径
            .oauth2Login()
                .loginPage("/login")
                .authorizationEndpoint()
                    .baseUri("/oauth2/authorize")
                .and()
            // 其他安全配置
            .and()
                .authorizeRequests()
                .anyRequest().authenticated()
            .and()
                .logout()
                .logoutUrl("/logout")
                .logoutSuccessUrl("/login?logout")
            .and()
                .csrf().csrfTokenRepository(CookieCsrfTokenRepository.withHttpOnlyFalse());
    }
 
    public OAuth2AuthorizationRequest oauth2AuthorizationRequest(String registrationId, String redirectUri) {
        OAuth2AuthorizationRequest authorizationRequest = OAuth2AuthorizationRequest.authorizationCode()
                .state(UUID.randomUUID().toString().replaceAll("-", ""))
                .clientId(clientRegistrationRepository.findByRegistrationId(registrationId).getClientId())
                .authorizationUri(UriComponentsBuilder.fromUriString("http://localhost:8080/oauth2/authorize")
                        .queryParam("response_type", "code")
                        .queryParam("client_id", clientRegistrationRepository.findByRegistrationId(registrationId).getClientId())
                        .build().toUriString())
                .redirectUri(redirectUri)
                .scopes(Arrays.asList("openid", "profile", "email"))
                .bui