110 lines
4.5 KiB
C#
110 lines
4.5 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System.Reflection;
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using System.Threading.Tasks;
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using OMV = OpenMetaverse;
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using OpenMetaverse.StructuredData;
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using log4net;
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namespace WebRtcVoice
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{
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public class JanusViewerSession : IVoiceViewerSession
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{
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protected static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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protected static readonly string LogHeader = "[JANUS VIEWER SESSION]";
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// 'viewer_session' that is passed to and from the viewer
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// IVoiceViewerSession.ViewerSessionID
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public string ViewerSessionID { get; set; }
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// IVoiceViewerSession.VoiceService
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public IWebRtcVoiceService VoiceService { get; set; }
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// The Janus server keeps track of the user by this ID
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// IVoiceViewerSession.VoiceServiceSessionId
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public string VoiceServiceSessionId { get; set; }
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// IVoiceViewerSession.RegionId
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public OMV.UUID RegionId { get; set; }
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// IVoiceViewerSession.AgentId
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public OMV.UUID AgentId { get; set; }
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// Janus keeps track of the user by this ID
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public int ParticipantId { get; set; }
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// Connections to the Janus server
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public JanusSession Session { get; set; }
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public JanusAudioBridge AudioBridge { get; set; }
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public JanusRoom Room { get; set; }
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// This keeps copies of the offer/answer incase we need to resend
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public string OfferOrig { get; set; }
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public string Offer { get; set; }
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// Contains "type" and "sdp" fields
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public OSDMap Answer { get; set; }
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public JanusViewerSession(IWebRtcVoiceService pVoiceService)
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{
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ViewerSessionID = OMV.UUID.Random().ToString();
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VoiceService = pVoiceService;
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m_log.DebugFormat("{0} JanusViewerSession created {1}", LogHeader, ViewerSessionID);
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}
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public JanusViewerSession(string pViewerSessionID, IWebRtcVoiceService pVoiceService)
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{
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ViewerSessionID = pViewerSessionID;
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VoiceService = pVoiceService;
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m_log.DebugFormat("{0} JanusViewerSession created {1}", LogHeader, ViewerSessionID);
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}
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// Send the messages to the voice service to try and get rid of the session
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// IVoiceViewerSession.Shutdown
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public async Task Shutdown()
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{
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m_log.DebugFormat("{0} JanusViewerSession shutdown {1}", LogHeader, ViewerSessionID);
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if (Room is not null)
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{
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var rm = Room;
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Room = null;
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await rm.LeaveRoom(this);
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}
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if (AudioBridge is not null)
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{
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var ab = AudioBridge;
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AudioBridge = null;
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await ab.Detach();
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}
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if (Session is not null)
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{
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var s = Session;
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Session = null;
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await s.DestroySession();
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s.Dispose();
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}
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}
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}
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}
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