This commit is contained in:
zhangzheng
2026-02-27 18:35:40 +08:00
parent adef8b4cce
commit 1bb1fee5cc
265 changed files with 104076 additions and 92 deletions

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var Answer = /** @class */ (function () {
function Answer(sdp, datetime) {
this.sdp = sdp;
this.datetime = datetime;
}
return Answer;
}());
exports.default = Answer;
//# sourceMappingURL=answer.js.map

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{"version":3,"file":"answer.js","sourceRoot":"","sources":["../../src/class/answer.ts"],"names":[],"mappings":";;AAAA;IAGE,gBAAY,GAAW,EAAE,QAAgB;QACvC,IAAI,CAAC,GAAG,GAAG,GAAG,CAAC;QACf,IAAI,CAAC,QAAQ,GAAG,QAAQ,CAAC;IAC3B,CAAC;IACH,aAAC;AAAD,CAAC,AAPD,IAOC"}

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var Candidate = /** @class */ (function () {
function Candidate(candidate, sdpMLineIndex, sdpMid, datetime) {
this.candidate = candidate;
this.sdpMLineIndex = sdpMLineIndex;
this.sdpMid = sdpMid;
this.datetime = datetime;
}
return Candidate;
}());
exports.default = Candidate;
//# sourceMappingURL=candidate.js.map

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{"version":3,"file":"candidate.js","sourceRoot":"","sources":["../../src/class/candidate.ts"],"names":[],"mappings":";;AAAA;IAKE,mBAAY,SAAiB,EAAE,aAAqB,EAAE,MAAc,EAAE,QAAgB;QACpF,IAAI,CAAC,SAAS,GAAG,SAAS,CAAC;QAC3B,IAAI,CAAC,aAAa,GAAG,aAAa,CAAC;QACnC,IAAI,CAAC,MAAM,GAAG,MAAM,CAAC;QACrB,IAAI,CAAC,QAAQ,GAAG,QAAQ,CAAC;IAC3B,CAAC;IACH,gBAAC;AAAD,CAAC,AAXD,IAWC"}

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.postCandidate = exports.postAnswer = exports.postOffer = exports.deleteConnection = exports.createConnection = exports.deleteSession = exports.createSession = exports.getCandidate = exports.getAnswer = exports.getOffer = exports.getConnection = exports.getAll = exports.checkSessionId = exports.reset = void 0;
var offer_1 = require("./offer");
var answer_1 = require("./answer");
var candidate_1 = require("./candidate");
var uuid_1 = require("uuid");
var Disconnection = /** @class */ (function () {
function Disconnection(id, datetime) {
this.id = id;
this.datetime = datetime;
}
return Disconnection;
}());
var TimeoutRequestedTime = 10000; // 10sec
var isPrivate;
// [{sessonId:[connectionId,...]}]
var clients = new Map();
// [{sessonId:Date}]
var lastRequestedTime = new Map();
// [{connectionId:[sessionId1, sessionId2]}]
var connectionPair = new Map(); // key = connectionId
// [{sessionId:[{connectionId:Offer},...]}]
var offers = new Map(); // key = sessionId
// [{sessionId:[{connectionId:Answer},...]}]
var answers = new Map(); // key = sessionId
// [{sessionId:[{connectionId:Candidate},...]}]
var candidates = new Map(); // key = sessionId
// [{sessionId:[Disconnection,...]}]
var disconnections = new Map(); // key = sessionId
function getOrCreateConnectionIds(sessionId) {
var connectionIds = null;
if (!clients.has(sessionId)) {
connectionIds = new Set();
clients.set(sessionId, connectionIds);
}
connectionIds = clients.get(sessionId);
return connectionIds;
}
function reset(mode) {
isPrivate = mode == "private";
clients.clear();
connectionPair.clear();
offers.clear();
answers.clear();
candidates.clear();
disconnections.clear();
}
exports.reset = reset;
function checkSessionId(req, res, next) {
if (req.url === '/') {
next();
return;
}
var id = req.header('session-id');
if (!clients.has(id)) {
res.sendStatus(404);
return;
}
lastRequestedTime.set(id, Date.now());
next();
}
exports.checkSessionId = checkSessionId;
function _deleteConnection(sessionId, connectionId, datetime) {
clients.get(sessionId).delete(connectionId);
if (isPrivate) {
if (connectionPair.has(connectionId)) {
var pair = connectionPair.get(connectionId);
var otherSessionId = pair[0] == sessionId ? pair[1] : pair[0];
if (otherSessionId) {
if (clients.has(otherSessionId)) {
clients.get(otherSessionId).delete(connectionId);
var array1 = disconnections.get(otherSessionId);
array1.push(new Disconnection(connectionId, datetime));
}
}
}
}
else {
disconnections.forEach(function (array, id) {
if (id == sessionId)
return;
array.push(new Disconnection(connectionId, datetime));
});
}
connectionPair.delete(connectionId);
offers.get(sessionId).delete(connectionId);
answers.get(sessionId).delete(connectionId);
candidates.get(sessionId).delete(connectionId);
var array2 = disconnections.get(sessionId);
array2.push(new Disconnection(connectionId, datetime));
}
function _deleteSession(sessionId) {
if (clients.has(sessionId)) {
for (var _i = 0, _a = Array.from(clients.get(sessionId)); _i < _a.length; _i++) {
var connectionId = _a[_i];
_deleteConnection(sessionId, connectionId, Date.now());
}
}
offers.delete(sessionId);
answers.delete(sessionId);
candidates.delete(sessionId);
clients.delete(sessionId);
disconnections.delete(sessionId);
}
function _checkForTimedOutSessions() {
for (var _i = 0, _a = Array.from(clients.keys()); _i < _a.length; _i++) {
var sessionId = _a[_i];
if (!lastRequestedTime.has(sessionId))
continue;
if (lastRequestedTime.get(sessionId) > Date.now() - TimeoutRequestedTime)
continue;
_deleteSession(sessionId);
console.log("deleted sessionId:".concat(sessionId, " by timeout."));
}
}
function _getConnection(sessionId) {
_checkForTimedOutSessions();
return Array.from(clients.get(sessionId));
}
function _getDisconnection(sessionId, fromTime) {
_checkForTimedOutSessions();
var arrayDisconnections = [];
if (disconnections.size != 0 && disconnections.has(sessionId)) {
arrayDisconnections = disconnections.get(sessionId);
}
if (fromTime > 0) {
arrayDisconnections = arrayDisconnections.filter(function (v) { return v.datetime >= fromTime; });
}
return arrayDisconnections;
}
function _getOffer(sessionId, fromTime) {
var arrayOffers = [];
if (offers.size != 0) {
if (isPrivate) {
if (offers.has(sessionId)) {
arrayOffers = Array.from(offers.get(sessionId));
}
}
else {
var otherSessionMap = Array.from(offers).filter(function (x) { return x[0] != sessionId; });
arrayOffers = [].concat.apply([], Array.from(otherSessionMap, function (x) { return Array.from(x[1], function (y) { return [y[0], y[1]]; }); }));
}
}
if (fromTime > 0) {
arrayOffers = arrayOffers.filter(function (v) { return v[1].datetime >= fromTime; });
}
return arrayOffers;
}
function _getAnswer(sessionId, fromTime) {
var arrayAnswers = [];
if (answers.size != 0 && answers.has(sessionId)) {
arrayAnswers = Array.from(answers.get(sessionId));
}
if (fromTime > 0) {
arrayAnswers = arrayAnswers.filter(function (v) { return v[1].datetime >= fromTime; });
}
return arrayAnswers;
}
function _getCandidate(sessionId, fromTime) {
var connectionIds = Array.from(clients.get(sessionId));
var arr = [];
for (var _i = 0, connectionIds_1 = connectionIds; _i < connectionIds_1.length; _i++) {
var connectionId = connectionIds_1[_i];
var pair = connectionPair.get(connectionId);
if (pair == null) {
continue;
}
var otherSessionId = sessionId === pair[0] ? pair[1] : pair[0];
if (!candidates.get(otherSessionId) || !candidates.get(otherSessionId).get(connectionId)) {
continue;
}
var arrayCandidates = candidates.get(otherSessionId).get(connectionId)
.filter(function (v) { return v.datetime >= fromTime; });
if (arrayCandidates.length === 0) {
continue;
}
for (var _a = 0, arrayCandidates_1 = arrayCandidates; _a < arrayCandidates_1.length; _a++) {
var candidate = arrayCandidates_1[_a];
arr.push([connectionId, candidate]);
}
}
return arr;
}
function getAnswer(req, res) {
// get `fromtime` parameter from request query
var fromTime = req.query.fromtime ? Number(req.query.fromtime) : 0;
var sessionId = req.header('session-id');
var answers = _getAnswer(sessionId, fromTime);
res.json({ answers: answers.map(function (v) { return ({ connectionId: v[0], sdp: v[1].sdp, type: "answer", datetime: v[1].datetime }); }) });
}
exports.getAnswer = getAnswer;
function getConnection(req, res) {
// get `fromtime` parameter from request query
var sessionId = req.header('session-id');
var connections = _getConnection(sessionId);
res.json({ connections: connections.map(function (v) { return ({ connectionId: v, type: "connect", datetime: Date.now() }); }) });
}
exports.getConnection = getConnection;
function getOffer(req, res) {
// get `fromtime` parameter from request query
var fromTime = req.query.fromtime ? Number(req.query.fromtime) : 0;
var sessionId = req.header('session-id');
var offers = _getOffer(sessionId, fromTime);
res.json({ offers: offers.map(function (v) { return ({ connectionId: v[0], sdp: v[1].sdp, polite: v[1].polite, type: "offer", datetime: v[1].datetime }); }) });
}
exports.getOffer = getOffer;
function getCandidate(req, res) {
// get `fromtime` parameter from request query
var fromTime = req.query.fromtime ? Number(req.query.fromtime) : 0;
var sessionId = req.header('session-id');
var candidates = _getCandidate(sessionId, fromTime);
res.json({ candidates: candidates.map(function (v) { return ({ connectionId: v[0], candidate: v[1].candidate, sdpMLineIndex: v[1].sdpMLineIndex, sdpMid: v[1].sdpMid, type: "candidate", datetime: v[1].datetime }); }) });
}
exports.getCandidate = getCandidate;
function getAll(req, res) {
var fromTime = req.query.fromtime ? Number(req.query.fromtime) : 0;
var sessionId = req.header('session-id');
var connections = _getConnection(sessionId);
var offers = _getOffer(sessionId, fromTime);
var answers = _getAnswer(sessionId, fromTime);
var candidates = _getCandidate(sessionId, fromTime);
var disconnections = _getDisconnection(sessionId, fromTime);
var datetime = lastRequestedTime.get(sessionId);
var array = [];
array = array.concat(connections.map(function (v) { return ({ connectionId: v, type: "connect", datetime: datetime }); }));
array = array.concat(offers.map(function (v) { return ({ connectionId: v[0], sdp: v[1].sdp, polite: v[1].polite, type: "offer", datetime: v[1].datetime }); }));
array = array.concat(answers.map(function (v) { return ({ connectionId: v[0], sdp: v[1].sdp, type: "answer", datetime: v[1].datetime }); }));
array = array.concat(candidates.map(function (v) { return ({ connectionId: v[0], candidate: v[1].candidate, sdpMLineIndex: v[1].sdpMLineIndex, sdpMid: v[1].sdpMid, type: "candidate", datetime: v[1].datetime }); }));
array = array.concat(disconnections.map(function (v) { return ({ connectionId: v.id, type: "disconnect", datetime: v.datetime }); }));
array.sort(function (a, b) { return a.datetime - b.datetime; });
res.json({ messages: array, datetime: datetime });
}
exports.getAll = getAll;
function createSession(req, res) {
var sessionId = typeof req === "string" ? req : (0, uuid_1.v4)();
clients.set(sessionId, new Set());
offers.set(sessionId, new Map());
answers.set(sessionId, new Map());
candidates.set(sessionId, new Map());
disconnections.set(sessionId, []);
res.json({ sessionId: sessionId });
}
exports.createSession = createSession;
function deleteSession(req, res) {
var id = req.header('session-id');
_deleteSession(id);
res.sendStatus(200);
}
exports.deleteSession = deleteSession;
function createConnection(req, res) {
var sessionId = req.header('session-id');
var connectionId = req.body.connectionId;
var datetime = lastRequestedTime.get(sessionId);
if (connectionId == null) {
res.status(400).send({ error: new Error("connectionId is required") });
return;
}
var polite = true;
if (isPrivate) {
if (connectionPair.has(connectionId)) {
var pair = connectionPair.get(connectionId);
if (pair[0] != null && pair[1] != null) {
var err = new Error("".concat(connectionId, ": This connection id is already used."));
console.log(err);
res.status(400).send({ error: err });
return;
}
else if (pair[0] != null) {
connectionPair.set(connectionId, [pair[0], sessionId]);
var map = getOrCreateConnectionIds(pair[0]);
map.add(connectionId);
}
}
else {
connectionPair.set(connectionId, [sessionId, null]);
polite = false;
}
}
var connectionIds = getOrCreateConnectionIds(sessionId);
connectionIds.add(connectionId);
res.json({ connectionId: connectionId, polite: polite, type: "connect", datetime: datetime });
}
exports.createConnection = createConnection;
function deleteConnection(req, res) {
var sessionId = req.header('session-id');
var connectionId = req.body.connectionId;
var datetime = lastRequestedTime.get(sessionId);
_deleteConnection(sessionId, connectionId, datetime);
res.json({ connectionId: connectionId });
}
exports.deleteConnection = deleteConnection;
function postOffer(req, res) {
var sessionId = req.header('session-id');
var connectionId = req.body.connectionId;
var datetime = lastRequestedTime.get(sessionId);
var keySessionId = null;
var polite = false;
if (isPrivate) {
if (connectionPair.has(connectionId)) {
var pair = connectionPair.get(connectionId);
keySessionId = pair[0] == sessionId ? pair[1] : pair[0];
if (keySessionId != null) {
polite = true;
var map_1 = offers.get(keySessionId);
map_1.set(connectionId, new offer_1.default(req.body.sdp, datetime, polite));
}
}
res.sendStatus(200);
return;
}
if (!connectionPair.has(connectionId)) {
connectionPair.set(connectionId, [sessionId, null]);
}
keySessionId = sessionId;
var map = offers.get(keySessionId);
map.set(connectionId, new offer_1.default(req.body.sdp, datetime, polite));
res.sendStatus(200);
}
exports.postOffer = postOffer;
function postAnswer(req, res) {
var sessionId = req.header('session-id');
var connectionId = req.body.connectionId;
var datetime = lastRequestedTime.get(sessionId);
var connectionIds = getOrCreateConnectionIds(sessionId);
connectionIds.add(connectionId);
if (!connectionPair.has(connectionId)) {
res.sendStatus(200);
return;
}
// add connectionPair
var pair = connectionPair.get(connectionId);
var otherSessionId = pair[0] == sessionId ? pair[1] : pair[0];
if (!clients.has(otherSessionId)) {
// already deleted
res.sendStatus(200);
return;
}
if (!isPrivate) {
connectionPair.set(connectionId, [otherSessionId, sessionId]);
}
var map = answers.get(otherSessionId);
map.set(connectionId, new answer_1.default(req.body.sdp, datetime));
// update datetime for candidates
var mapCandidates = candidates.get(otherSessionId);
if (mapCandidates) {
var arrayCandidates = mapCandidates.get(connectionId);
if (arrayCandidates) {
for (var _i = 0, arrayCandidates_2 = arrayCandidates; _i < arrayCandidates_2.length; _i++) {
var candidate = arrayCandidates_2[_i];
candidate.datetime = datetime;
}
}
}
res.sendStatus(200);
}
exports.postAnswer = postAnswer;
function postCandidate(req, res) {
var sessionId = req.header('session-id');
var connectionId = req.body.connectionId;
var datetime = lastRequestedTime.get(sessionId);
var map = candidates.get(sessionId);
if (!map.has(connectionId)) {
map.set(connectionId, []);
}
var arr = map.get(connectionId);
var candidate = new candidate_1.default(req.body.candidate, req.body.sdpMLineIndex, req.body.sdpMid, datetime);
arr.push(candidate);
res.sendStatus(200);
}
exports.postCandidate = postCandidate;
//# sourceMappingURL=httphandler.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var Offer = /** @class */ (function () {
function Offer(sdp, datetime, polite) {
this.sdp = sdp;
this.datetime = datetime;
this.polite = polite;
}
return Offer;
}());
exports.default = Offer;
//# sourceMappingURL=offer.js.map

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{"version":3,"file":"offer.js","sourceRoot":"","sources":["../../src/class/offer.ts"],"names":[],"mappings":";;AAAA;IAIE,eAAY,GAAW,EAAE,QAAgB,EAAE,MAAe;QACxD,IAAI,CAAC,GAAG,GAAG,GAAG,CAAC;QACf,IAAI,CAAC,QAAQ,GAAG,QAAQ,CAAC;QACzB,IAAI,CAAC,MAAM,GAAG,MAAM,CAAC;IACvB,CAAC;IACH,YAAC;AAAD,CAAC,AATD,IASC"}

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
//# sourceMappingURL=options.js.map

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{"version":3,"file":"options.js","sourceRoot":"","sources":["../../src/class/options.ts"],"names":[],"mappings":""}

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.onCandidate = exports.onAnswer = exports.onOffer = exports.onDisconnect = exports.onConnect = exports.remove = exports.add = exports.reset = void 0;
var offer_1 = require("./offer");
var answer_1 = require("./answer");
var candidate_1 = require("./candidate");
var isPrivate;
// [{sessonId:[connectionId,...]}]
var clients = new Map();
// [{connectionId:[sessionId1, sessionId2]}]
var connectionPair = new Map();
function getOrCreateConnectionIds(session) {
var connectionIds = null;
if (!clients.has(session)) {
connectionIds = new Set();
clients.set(session, connectionIds);
}
connectionIds = clients.get(session);
return connectionIds;
}
function reset(mode) {
isPrivate = mode == "private";
}
exports.reset = reset;
function add(ws) {
clients.set(ws, new Set());
}
exports.add = add;
function remove(ws) {
var connectionIds = clients.get(ws);
connectionIds.forEach(function (connectionId) {
var pair = connectionPair.get(connectionId);
if (pair) {
var otherSessionWs = pair[0] == ws ? pair[1] : pair[0];
if (otherSessionWs) {
otherSessionWs.send(JSON.stringify({ type: "disconnect", connectionId: connectionId }));
}
}
connectionPair.delete(connectionId);
});
clients.delete(ws);
}
exports.remove = remove;
function onConnect(ws, connectionId) {
var polite = true;
if (isPrivate) {
if (connectionPair.has(connectionId)) {
var pair = connectionPair.get(connectionId);
if (pair[0] != null && pair[1] != null) {
ws.send(JSON.stringify({ type: "error", message: "".concat(connectionId, ": This connection id is already used.") }));
return;
}
else if (pair[0] != null) {
connectionPair.set(connectionId, [pair[0], ws]);
}
}
else {
connectionPair.set(connectionId, [ws, null]);
polite = false;
}
}
var connectionIds = getOrCreateConnectionIds(ws);
connectionIds.add(connectionId);
ws.send(JSON.stringify({ type: "connect", connectionId: connectionId, polite: polite }));
}
exports.onConnect = onConnect;
function onDisconnect(ws, connectionId) {
var connectionIds = clients.get(ws);
connectionIds.delete(connectionId);
if (connectionPair.has(connectionId)) {
var pair = connectionPair.get(connectionId);
var otherSessionWs = pair[0] == ws ? pair[1] : pair[0];
if (otherSessionWs) {
otherSessionWs.send(JSON.stringify({ type: "disconnect", connectionId: connectionId }));
}
}
connectionPair.delete(connectionId);
ws.send(JSON.stringify({ type: "disconnect", connectionId: connectionId }));
}
exports.onDisconnect = onDisconnect;
function onOffer(ws, message) {
var connectionId = message.connectionId;
var newOffer = new offer_1.default(message.sdp, Date.now(), false);
if (isPrivate) {
if (connectionPair.has(connectionId)) {
var pair = connectionPair.get(connectionId);
var otherSessionWs = pair[0] == ws ? pair[1] : pair[0];
if (otherSessionWs) {
newOffer.polite = true;
otherSessionWs.send(JSON.stringify({ from: connectionId, to: "", type: "offer", data: newOffer }));
}
}
return;
}
connectionPair.set(connectionId, [ws, null]);
clients.forEach(function (_v, k) {
if (k == ws) {
return;
}
k.send(JSON.stringify({ from: connectionId, to: "", type: "offer", data: newOffer }));
});
}
exports.onOffer = onOffer;
function onAnswer(ws, message) {
var connectionId = message.connectionId;
var connectionIds = getOrCreateConnectionIds(ws);
connectionIds.add(connectionId);
var newAnswer = new answer_1.default(message.sdp, Date.now());
if (!connectionPair.has(connectionId)) {
return;
}
var pair = connectionPair.get(connectionId);
var otherSessionWs = pair[0] == ws ? pair[1] : pair[0];
if (!isPrivate) {
connectionPair.set(connectionId, [otherSessionWs, ws]);
}
otherSessionWs.send(JSON.stringify({ from: connectionId, to: "", type: "answer", data: newAnswer }));
}
exports.onAnswer = onAnswer;
function onCandidate(ws, message) {
var connectionId = message.connectionId;
var candidate = new candidate_1.default(message.candidate, message.sdpMLineIndex, message.sdpMid, Date.now());
if (isPrivate) {
if (connectionPair.has(connectionId)) {
var pair = connectionPair.get(connectionId);
var otherSessionWs = pair[0] == ws ? pair[1] : pair[0];
if (otherSessionWs) {
otherSessionWs.send(JSON.stringify({ from: connectionId, to: "", type: "candidate", data: candidate }));
}
}
return;
}
clients.forEach(function (_v, k) {
if (k === ws) {
return;
}
k.send(JSON.stringify({ from: connectionId, to: "", type: "candidate", data: candidate }));
});
}
exports.onCandidate = onCandidate;
//# sourceMappingURL=websockethandler.js.map

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