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SimpleOSDMapHandler.cs 5.4 KB

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  1. /*
  2. * Copyright (c) Contributors, http://opensimulator.org/
  3. * See CONTRIBUTORS.TXT for a full list of copyright holders.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. * * Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * * Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. * * Neither the name of the OpenSimulator Project nor the
  13. * names of its contributors may be used to endorse or promote products
  14. * derived from this software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
  17. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
  20. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26. */
  27. using System.Net;
  28. using OpenSim.Framework.ServiceAuth;
  29. using OpenMetaverse.StructuredData;
  30. namespace OpenSim.Framework.Servers.HttpServer
  31. {
  32. /// <summary>
  33. /// simple OSD streamed request handler.
  34. /// for well defined simple uri paths, single http method and a OSDMap encoded body
  35. /// </summary>
  36. /// <remarks>
  37. /// Inheriting classes should override ProcessRequest() rather than Handle()
  38. /// </remarks>
  39. public class SimpleOSDMapHandler : SimpleBaseRequestHandler, ISimpleStreamHandler
  40. {
  41. protected string m_httMethod;
  42. protected IServiceAuth m_Auth;
  43. protected SimpleOSDMapMethod m_processRequest;
  44. public SimpleOSDMapHandler(string httpmethod, string path) : base(path)
  45. {
  46. m_httMethod = httpmethod.ToUpper();
  47. }
  48. public SimpleOSDMapHandler(string httpmethod, string path, string name) : base(path, name)
  49. {
  50. m_httMethod = httpmethod.ToUpper();
  51. }
  52. public SimpleOSDMapHandler(string httpmethod, string path, SimpleOSDMapMethod processRequest) : base(path)
  53. {
  54. m_httMethod = httpmethod.ToUpper();
  55. m_processRequest = processRequest;
  56. }
  57. public SimpleOSDMapHandler(string httpmethod, string path, SimpleOSDMapMethod processRequest, string name) : base(path, name)
  58. {
  59. m_httMethod = httpmethod.ToUpper();
  60. m_processRequest = processRequest;
  61. }
  62. public SimpleOSDMapHandler(string httpmethod, string path, IServiceAuth auth) : base(path)
  63. {
  64. m_httMethod = httpmethod.ToUpper();
  65. m_Auth = auth;
  66. }
  67. public SimpleOSDMapHandler(string httpmethod, string path, IServiceAuth auth, SimpleOSDMapMethod processRequest)
  68. : base(path)
  69. {
  70. m_httMethod = httpmethod.ToUpper();
  71. m_Auth = auth;
  72. m_processRequest = processRequest;
  73. }
  74. public SimpleOSDMapHandler(string httpmethod, string path, IServiceAuth auth, SimpleOSDMapMethod processRequest, string name)
  75. : base(path, name)
  76. {
  77. m_httMethod = httpmethod.ToUpper();
  78. m_Auth = auth;
  79. m_processRequest = processRequest;
  80. }
  81. public virtual void Handle(IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
  82. {
  83. RequestsReceived++;
  84. if(httpRequest.HttpMethod != m_httMethod)
  85. {
  86. httpResponse.StatusCode = (int)HttpStatusCode.NotFound;
  87. return;
  88. }
  89. OSDMap args;
  90. try
  91. {
  92. args = (OSDMap)OSDParser.Deserialize(httpRequest.InputStream);
  93. }
  94. catch
  95. {
  96. httpResponse.StatusCode = (int)HttpStatusCode.BadRequest;
  97. return;
  98. }
  99. if (args == null)
  100. {
  101. httpResponse.StatusCode = (int)HttpStatusCode.BadRequest;
  102. return;
  103. }
  104. if (m_Auth != null)
  105. {
  106. if (!m_Auth.Authenticate(httpRequest.Headers, httpResponse.AddHeader, out HttpStatusCode statusCode))
  107. {
  108. httpResponse.StatusCode = (int)statusCode;
  109. return;
  110. }
  111. }
  112. try
  113. {
  114. if(m_processRequest != null)
  115. m_processRequest(httpRequest, httpResponse, args);
  116. else
  117. ProcessRequest(httpRequest, httpResponse, args);
  118. }
  119. catch
  120. {
  121. httpResponse.StatusCode = (int)HttpStatusCode.InternalServerError;
  122. }
  123. RequestsHandled++;
  124. }
  125. protected virtual void ProcessRequest(IOSHttpRequest httpRequest, IOSHttpResponse httpResponse, OSDMap args)
  126. {
  127. }
  128. }
  129. }