node/include/villas/nodes/delta_sharing/delta_sharing_rest_client.hpp at 90fbd84ce93332cb35026ce78d1595bdd2f3a99e · VILLASframework/node · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
/* Node type: Delta Sharing.
 *
 * Author: Ritesh Karki <ritesh.karki@rwth-aachen.de>
 * SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
 * SPDX-License-Identifier: Apache-2.0
 */

#pragma once

#include <iostream>
#include <list>

#include <nlohmann/json.hpp>
#include <restclient-cpp/connection.h>
#include <restclient-cpp/restclient.h>

#include <villas/nodes/delta_sharing/protocol.hpp>

using json = nlohmann::json;

namespace DeltaSharing {
struct DeltaSharingRestClient {
public:
  DeltaSharingRestClient(const std::string &filename);
  ~DeltaSharingRestClient();
  const std::shared_ptr<std::vector<DeltaSharingProtocol::Share>>
  ListShares(int maxResult, const std::string &pageToken) const;
  const std::shared_ptr<std::vector<DeltaSharingProtocol::Schema>>
  ListSchemas(const DeltaSharingProtocol::Share &share, int maxResult,
              const std::string &pageToken) const;
  const std::shared_ptr<std::vector<DeltaSharingProtocol::Table>>
  ListTables(const DeltaSharingProtocol::Schema &schema, int maxResult,
             const std::string &pageToken) const;
  const std::shared_ptr<std::vector<DeltaSharingProtocol::Table>>
  ListAllTables(const DeltaSharingProtocol::Share &share, int maxResult,
                const std::string &pageToken) const;
  const std::shared_ptr<std::vector<DeltaSharingProtocol::File>>
  ListFilesInTable(const DeltaSharingProtocol::Table &) const;
  const DeltaSharingProtocol::Metadata
  QueryTableMetadata(const DeltaSharingProtocol::Table &table) const;
  const DeltaSharingProtocol::DeltaSharingProfile &GetProfile() const;
  RestClient::Response get(std::string url);
  void PopulateCache(const std::string &url, const std::string &cacheLocation);
  const bool shouldRetry(RestClient::Response &response) const;

protected:
  json ReadFromFile(const std::string &filename);

private:
  DeltaSharingProtocol::DeltaSharingProfile profile;
  static const std::string user_agent;
};
}; // namespace DeltaSharing