/**
 * feign 配置文件
 * 將請(qǐng)求頭中的參數(shù)，全部作為 feign 請(qǐng)求頭參數(shù)傳遞
 * @author: linjinp
 * @create: 2020-06-28 09:54
 **/
@Configuration
public class FeignConfiguration implements RequestInterceptor {
  @Override
  public void apply(RequestTemplate requestTemplate) {
    HttpServletRequest request = SpringContextUtils.getHttpServletRequest();
    Enumeration<String> headerNames = request.getHeaderNames();
    if (headerNames != null) {
      while (headerNames.hasMoreElements()) {
        String name = headerNames.nextElement();
        String values = request.getHeader(name);
        requestTemplate.header(name, values);
      }
    }
  }
}

@FeignClient(name = "admin", contextId = "factoryPlmseriesRelation", configuration = FeignConfiguration.class)
//@FeignClient(name = "admin2", contextId = "factoryPlmseriesRelation", url = "http://127.0.0.1:8582/", configuration = FeignConfiguration.class)
public interface FeignFactoryPlmseriesRelationService {

  /**
   * 根據(jù)當(dāng)前用戶，獲取工廠與PLM關(guān)聯(lián)關(guān)系
   * @return
   */
  @GetMapping(value = "/factoryPlmseriesRelation/getFactoryPlmseriesRelation")
  ErrorMsg<List<FactoryPlmseriesRelationVo>> getFactoryPlmseriesRelation();

}

# ribbon 配置
ribbon:
 OkToRetryOnAllOperations: false #對(duì)所有操作請(qǐng)求都進(jìn)行重試,默認(rèn)false
 ReadTimeout: 5000  #負(fù)載均衡超時(shí)時(shí)間，默認(rèn)值5000
 ConnectTimeout: 5000 #ribbon請(qǐng)求連接的超時(shí)時(shí)間，默認(rèn)值2000
 MaxAutoRetries: 0   #對(duì)當(dāng)前實(shí)例的重試次數(shù)，默認(rèn)0
 MaxAutoRetriesNextServer: 1 #對(duì)切換實(shí)例的重試次數(shù)，默認(rèn)1
# hystrix 配置
hystrix:
 command:
  default: #default全局有效，service id指定應(yīng)用有效
   execution:
    timeout:
     #是否開(kāi)啟超時(shí)熔斷
     enabled: true
    isolation:
     thread:
      timeoutInMilliseconds: 10000 #斷路器超時(shí)時(shí)間，默認(rèn)1000ms
     # hystrix 隔離模式改為信號(hào)量模式，feign 才能獲取到父線程中的請(qǐng)求頭
     strategy: SEMAPHORE
     # 允許的并發(fā)量，默認(rèn)值為 10
     semaphore:
      maxConcurrentRequests: 100