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/*
Spacebar: A FOSS re-implementation and extension of the Discord.com backend.
Copyright (C) 2023 Spacebar and Spacebar Contributors
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { WebSocket } from "@spacebar/gateway";
import MediaServer, {
IncomingStream,
OutgoingStream,
Transport,
} from "medooze-media-server";
import SemanticSDP from "semantic-sdp";
MediaServer.enableLog(true);
export const PublicIP = process.env.PUBLIC_IP || "127.0.0.1";
try {
const range = process.env.WEBRTC_PORT_RANGE || "4000";
var ports = range.split("-");
const min = Number(ports[0]);
const max = Number(ports[1]);
MediaServer.setPortRange(min, max);
} catch (error) {
console.error(
"Invalid env var: WEBRTC_PORT_RANGE",
process.env.WEBRTC_PORT_RANGE,
error,
);
process.exit(1);
}
export const endpoint = MediaServer.createEndpoint(PublicIP);
export const channels = new Map<string, Set<Client>>();
export interface Client {
transport?: Transport;
websocket: WebSocket;
out: {
stream?: OutgoingStream;
tracks: Map<
string,
{
audio_ssrc: number;
video_ssrc: number;
rtx_ssrc: number;
}
>;
};
in: {
stream?: IncomingStream;
audio_ssrc: number;
video_ssrc: number;
rtx_ssrc: number;
};
sdp: SemanticSDP.SDPInfo;
channel_id: string;
}
export function getClients(channel_id: string) {
if (!channels.has(channel_id)) channels.set(channel_id, new Set());
return channels.get(channel_id)!;
}
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