feign调用跳过HTTPS的SSL证书校验配置过程

@Slf4j
@Configuration
public class FeignClientConfig {

    @Bean
    public Logger.Level feignLogLevel() {
        return Logger.Level.FULL;
    }

    @Bean
    public CachingSpringLoadBalancerFactory cachingFactory(SpringClientFactory clientFactory) {
        return new CachingSpringLoadBalancerFactory(clientFactory);
    }

    @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) {
            }

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

            @Override
            public X509Certificate[] getAcceptedIssuers() {
                return new X509Certificate[0];
            }
        };
        ctx.init(null, new TrustManager[]{tm}, null);
        return new LoadBalancerFeignClient(new Client.Default(ctx.getSocketFactory(),
                HttpsURLConnection.getDefaultHostnameVerifier()),
                cachingFactory, clientFactory);
    }
}