解决Feign HTTPS远程调用绕过SSL证书验证

import feign.Client;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.cloud.netflix.ribbon.SpringClientFactory;
import org.springframework.cloud.openfeign.ribbon.CachingSpringLoadBalancerFactory;
import org.springframework.cloud.openfeign.ribbon.LoadBalancerFeignClient;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.net.ssl.*;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

@Configuration
public class FeignConfig {

    @Bean
    @ConditionalOnMissingBean
    public Client feignClient(CachingSpringLoadBalancerFactory cachingFactory,
                              SpringClientFactory clientFactory) throws NoSuchAlgorithmException, KeyManagementException {
        SSLContext ctx = SSLContext.getInstance("SSL");
        X509TrustManager tm = new X509TrustManager() {
            @Override
            public void checkClientTrusted(X509Certificate[] chain,
                                           String authType) throws CertificateException {
            }

            @Override
            public void checkServerTrusted(X509Certificate[] chain,
                                           String authType) throws CertificateException {
            }

            @Override
            public X509Certificate[] getAcceptedIssuers() {
                return null;
            }
        };
        ctx.init(null, new TrustManager[]{tm}, null);
        return new LoadBalancerFeignClient(new Client.Default(ctx.getSocketFactory(),
                new HostnameVerifier() {

                    @Override
                    public boolean verify(String hostname, SSLSession session) {
                        // TODO Auto-generated method stub
                        return true;
                    }
                }),
                cachingFactory, clientFactory);
    }
}



            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-netflix-ribbon</artifactId>
            </dependency>
            <!-- 使用Apache HttpClient替换Feign原生httpclient -->
            <dependency>
                <!--不是netfix包下了,应该是独立出来开源了-->
                <groupId>io.github.openfeign</groupId>
                <artifactId>feign-httpclient</artifactId>
                <version>9.4.0</version>
                <!-- <version>9.5.1</version>   这里可以不指定version spring-boot-parent中已经有版本定义-->
            </dependency>
            
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-openfeign</artifactId>
        </dependency>

  

解决Feign HTTPS远程调用绕过SSL证书验证

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