解决FeignHTTPS远程调⽤绕过SSL证书验证系统增加ssl证书后，通过Feign访问的接⼝会报错。
import feign.Client;
import org.springframework.dition.ConditionalOnMissingBean;
import org.springframework.cloudflix.ribbon.SpringClientFactory;
import org.springframework.cloud.openfeign.ribbon.CachingSpringLoadBalancerFactory;
import org.springframework.cloud.openfeign.ribbon.LoadBalancerFeignClient;
import t.annotation.Bean;
import t.annotation.Configuration;
import javax.ssl.*;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import CertificateException;
import X509Certificate;
@Configuration
public class FeignConfig {
@Bean
@ConditionalOnMissingBean
public Client feignClient(CachingSpringLoadBalancerFactory cachingFactory,
SpringClientFactory clientFactory) throws NoSuchAlgorithmException, KeyManagementException {
SSLContext ctx = Instance("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);
spring framework版本return new LoadBalancerFeignClient(new Client.SocketFactory(),
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>

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