/*
* Copyright 1999-2019 Alibaba Cloud All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

#ifndef CORE_SRC_ECSMETADATAFETCHER_H_
#define CORE_SRC_ECSMETADATAFETCHER_H_

#include <string>

namespace {
  const int DEFAULT_TIMEOUT_IN_MILLISECONDS = 5000;
  const char* const METADATA_SERVICE_HOST = "100.100.100.200";
  const char* const URL_IN_ECS_METADATA =
  "/latest/meta-data/ram/security-credentials/";
}

namespace AlibabaCloud {
class EcsMetadataFetcher {
 public:
  EcsMetadataFetcher();
  ~EcsMetadataFetcher();

  std::string roleName()const;
  void setRoleName(const std::string & roleName);
  std::string getMetadata(const std::string host, const std::string path);
  virtual std::string getMetadata();

 private:
  std::string roleName_;
};
}  // namespace AlibabaCloud

#endif  // CORE_SRC_ECSMETADATAFETCHER_H_