123 lines
4.4 KiB
C#
123 lines
4.4 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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namespace ASC.Core.Notify.Socket;
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[Scope]
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public class SocketServiceClient
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{
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private readonly TimeSpan _timeout = TimeSpan.FromSeconds(1);
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private DateTime _lastErrorTime;
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private readonly IHttpClientFactory _clientFactory;
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private readonly ILogger<SocketServiceClient> _logger;
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private readonly bool _enableSocket;
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private readonly byte[] _sKey;
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private readonly string _url;
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public virtual string Hub { get => "default"; }
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public SocketServiceClient(
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ILogger<SocketServiceClient> logger,
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IHttpClientFactory clientFactory,
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MachinePseudoKeys mashinePseudoKeys,
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IConfiguration configuration)
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{
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_logger = logger;
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_clientFactory = clientFactory;
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_sKey = mashinePseudoKeys.GetMachineConstant();
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_url = configuration["web:hub:internal"];
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_enableSocket = !string.IsNullOrEmpty(_url);
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}
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public async Task<string> MakeRequest(string method, object data)
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{
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if (!IsAvailable())
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{
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return string.Empty;
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}
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try
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{
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var request = new HttpRequestMessage();
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request.Headers.Add("Authorization", CreateAuthToken());
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request.Method = HttpMethod.Post;
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request.RequestUri = new Uri(GetMethod(method));
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var jsonData = JsonConvert.SerializeObject(data);
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_logger.DebugMakeRequest(method, jsonData);
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request.Content = new StringContent(jsonData, Encoding.UTF8, "application/json");
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var httpClient = _clientFactory.CreateClient();
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//async
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using (var response = await httpClient.SendAsync(request))
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using (var stream = await response.Content.ReadAsStreamAsync())
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using (var streamReader = new StreamReader(stream))
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{
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return await streamReader.ReadToEndAsync();
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}
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}
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catch (Exception e)
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{
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_logger.ErrorService(e);
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if (e is HttpRequestException)
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{
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_lastErrorTime = DateTime.Now;
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}
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}
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return null;
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}
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public async Task<T> MakeRequest<T>(string method, object data)
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{
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var resultMakeRequest = await MakeRequest(method, data);
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return JsonConvert.DeserializeObject<T>(resultMakeRequest);
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}
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private bool IsAvailable()
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{
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return _enableSocket && _lastErrorTime + _timeout < DateTime.Now;
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}
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private string GetMethod(string method)
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{
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return $"{_url.TrimEnd('/')}/controller/{Hub}/{method}";
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}
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private string CreateAuthToken(string pkey = "socketio")
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{
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using var hasher = new HMACSHA1(_sKey);
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var now = DateTime.UtcNow.ToString("yyyyMMddHHmmss");
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var hash = Convert.ToBase64String(hasher.ComputeHash(Encoding.UTF8.GetBytes(string.Join("\n", now, pkey))));
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return $"ASC {pkey}:{now}:{hash}";
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}
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}
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