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telebit.js
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WIP v0.20.x: switch to proxy-packer v2.x and comment readable

This commit is contained in:
AJ ONeal 2018-08-08 00:51:16 -06:00
parent 017b14351a
commit 78407f2a3e
3 changed files with 25 additions and 14 deletions
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34
lib/remote.js
View File

@ -56,6 +56,7 @@ function _connect(state) {
conn.tunnelWritten = 0;
conn.on('data', function onLocalData(chunk) {
//var chunk = conn.read();
if (conn.tunnelClosing) {
console.warn("[onLocalData] received data for '"+cid+"' over socket after connection was ended");
return;
@ -67,8 +68,10 @@ function _connect(state) {
// down the data we are getting to send over. We also want to pause all active connections
// if any connections are paused to make things more fair so one connection doesn't get
// stuff waiting for all other connections to finish because it tried writing near the border.
var bufSize = wsHandlers.sendMessage(Packer.pack(tun, chunk));
if (pausedClients.length || bufSize > 1024*1024) {
var bufSize = wsHandlers.sendMessage(Packer.packHeader(tun, chunk));
// Sending 2 messages instead of copying the buffer
var bufSize2 = wsHandlers.sendMessage(chunk);
if (pausedClients.length || (bufSize + bufSize2) > 1024*1024) {
// console.log('[onLocalData] paused connection', cid, 'to allow websocket to catch up');
conn.pause();
pausedClients.push(conn);
@ -80,14 +83,15 @@ function _connect(state) {
console.info("[onLocalEnd] connection '" + cid + "' ended, will probably close soon");
conn.tunnelClosing = true;
if (!sentEnd) {
wsHandlers.sendMessage(Packer.pack(tun, null, 'end'));
wsHandlers.sendMessage(Packer.packHeader(tun, null, 'end'));
sentEnd = true;
}
});
conn.on('error', function onLocalError(err) {
console.info("[onLocalError] connection '" + cid + "' errored:", err);
if (!sentEnd) {
wsHandlers.sendMessage(Packer.pack(tun, {message: err.message, code: err.code}, 'error'));
var packBody = true;
wsHandlers.sendMessage(Packer.packHeader(tun, {message: err.message, code: err.code}, 'error', packBody));
sentEnd = true;
}
});
@ -95,7 +99,7 @@ function _connect(state) {
delete localclients[cid];
console.log('[onLocalClose] closed "' + cid + '" read:'+conn.tunnelRead+', wrote:'+conn.tunnelWritten+' (' + clientHandlers.count() + ' clients)');
if (!sentEnd) {
wsHandlers.sendMessage(Packer.pack(tun, null, hadErr && 'error' || 'end'));
wsHandlers.sendMessage(Packer.packHeader(tun, null, hadErr && 'error' || 'end'));
sentEnd = true;
}
});
@ -119,11 +123,13 @@ function _connect(state) {
conn.tunnelRead += opts.data.byteLength;
if (!conn.remotePaused && conn.bufferSize > 1024*1024) {
wsHandlers.sendMessage(Packer.pack(opts, conn.tunnelRead, 'pause'));
var packBody = true;
wsHandlers.sendMessage(Packer.packHeader(opts, conn.tunnelRead, 'pause', packBody));
conn.remotePaused = true;
conn.once('drain', function () {
wsHandlers.sendMessage(Packer.pack(opts, conn.tunnelRead, 'resume'));
var packBody = true;
wsHandlers.sendMessage(Packer.packHeader(opts, conn.tunnelRead, 'resume', packBody));
conn.remotePaused = false;
});
}
@ -188,7 +194,8 @@ function _connect(state) {
var cmd = [id, name].concat(Array.prototype.slice.call(arguments, 1));
if (state.debug) { console.log('[DEBUG] command sending', cmd); }
wsHandlers.sendMessage(Packer.pack(null, cmd, 'control'));
var packBody = true;
wsHandlers.sendMessage(Packer.packHeader(null, cmd, 'control', packBody));
setTimeout(function () {
if (pendingCommands[id]) {
console.warn('command', name, id, 'timed out');
@ -294,7 +301,8 @@ function _connect(state) {
err = { message: 'unknown command "'+cmd[1]+'"', code: 'E_UNKNOWN_COMMAND' };
}
wsHandlers.sendMessage(Packer.pack(null, [-cmd[0], err], 'control'));
var packBody = true;
wsHandlers.sendMessage(Packer.packHeader(null, [-cmd[0], err], 'control', packBody));
}
, onmessage: function (tun) {
@ -338,7 +346,8 @@ function _connect(state) {
console.log('[TunnelPause] remote tried pausing finished connection', cid);
// Often we have enough latency that we've finished sending before we're told to pause, so
// don't worry about sending back errors, since we won't be sending data over anyway.
// wsHandlers.sendMessage(Packer.pack(opts, {message: 'no matching connection', code: 'E_NO_CONN'}, 'error'));
// var packBody = true;
// wsHandlers.sendMessage(Packer.packHeader(opts, {message: 'no matching connection', code: 'E_NO_CONN'}, 'error', packBody));
}
}
, onresume: function (opts) {
@ -349,7 +358,8 @@ function _connect(state) {
localclients[cid].resume();
} else {
console.log('[TunnelResume] remote tried resuming finished connection', cid);
// wsHandlers.sendMessage(Packer.pack(opts, {message: 'no matching connection', code: 'E_NO_CONN'}, 'error'));
// var packBody = true;
// wsHandlers.sendMessage(Packer.packHeader(opts, {message: 'no matching connection', code: 'E_NO_CONN'}, 'error', packBody));
}
}
@ -366,7 +376,7 @@ function _connect(state) {
, _onConnectError: function (cid, opts, err) {
console.info("[_onConnectError] opening '" + cid + "' failed because " + err.message);
wsHandlers.sendMessage(Packer.pack(opts, null, 'error'));
wsHandlers.sendMessage(Packer.packHeader(opts, null, 'error'));
}
};

1
lib/updater.js
View File

@ -8,6 +8,7 @@ module.exports = function (pkg) {
https.get(url, function (resp) {
var str = '';
resp.on('data', function (chunk) {
//var chunk = conn.read();
str += chunk.toString('utf8');
});
resp.on('end', function () {

4
package.json
View File

@ -59,7 +59,7 @@
"js-yaml": "^3.11.0",
"jsonwebtoken": "^7.1.9",
"mkdirp": "^0.5.1",
"proxy-packer": "^1.4.3",
"proxy-packer": "^2.0.0",
"ps-list": "^5.0.0",
"recase": "^1.0.4",
"redirect-https": "^1.1.5",
@ -67,7 +67,7 @@
"serve-static": "^1.13.2",
"sni": "^1.0.0",
"socket-pair": "^1.0.3",
"ws": "^2.2.3"
"ws": "^2.3.1"
},
"trulyOptionalDependencies": {
"bluebird": "^3.5.1"