Added file upload/download to MeshCtrl.js

This commit is contained in:
Ylian Saint-Hilaire 2020-07-16 14:08:06 -07:00
parent b9aed71a5c
commit 69f5fcb897
1 changed files with 154 additions and 33 deletions

View File

@ -7,7 +7,7 @@ try { require('ws'); } catch (ex) { console.log('Missing module "ws", type "npm
var settings = {};
const crypto = require('crypto');
const args = require('minimist')(process.argv.slice(2));
const possibleCommands = ['listusers', 'listusersessions', 'listdevicegroups', 'listdevices', 'listusersofdevicegroup', 'serverinfo', 'userinfo', 'adduser', 'removeuser', 'adddevicegroup', 'removedevicegroup', 'broadcast', 'showevents', 'addusertodevicegroup', 'removeuserfromdevicegroup', 'addusertodevice', 'removeuserfromdevice', 'sendinviteemail', 'generateinvitelink', 'config', 'movetodevicegroup', 'deviceinfo', 'addusergroup', 'listusergroups', 'removeusergroup', 'runcommand', 'shell'];
const possibleCommands = ['listusers', 'listusersessions', 'listdevicegroups', 'listdevices', 'listusersofdevicegroup', 'serverinfo', 'userinfo', 'adduser', 'removeuser', 'adddevicegroup', 'removedevicegroup', 'broadcast', 'showevents', 'addusertodevicegroup', 'removeuserfromdevicegroup', 'addusertodevice', 'removeuserfromdevice', 'sendinviteemail', 'generateinvitelink', 'config', 'movetodevicegroup', 'deviceinfo', 'addusergroup', 'listusergroups', 'removeusergroup', 'runcommand', 'shell', 'upload', 'download'];
if (args.proxy != null) { try { require('https-proxy-agent'); } catch (ex) { console.log('Missing module "https-proxy-agent", type "npm install https-proxy-agent" to install it.'); return; } }
if (args['_'].length == 0) {
@ -43,6 +43,8 @@ if (args['_'].length == 0) {
console.log(" ShowEvents - Display real-time server events in JSON format.");
console.log(" RunCommand - Run a shell command on a remote device.");
console.log(" Shell - Access command shell of a remote device.");
console.log(" Upload - Upload a file to a remote device.");
console.log(" Download - Download a file from a remote device.");
console.log("\r\nSupported login arguments:");
console.log(" --url [wss://server] - Server url, wss://localhost:443 is default.");
console.log(" --loginuser [username] - Login username, admin is default.");
@ -171,6 +173,21 @@ if (args['_'].length == 0) {
else { ok = true; }
break;
}
case 'upload': {
if (args.id == null) { console.log("Missing device id, use --id [deviceid]"); }
else if (args.file == null) { console.log("Local file missing, use --file [file] specify the file to upload"); }
else if (args.target == null) { console.log("Remote target path missing, use --target [path] to specify the remote location"); }
else if (require('fs').existsSync(args.file) == false) { console.log("Local file does not exists, check --file"); }
else { ok = true; }
break;
}
case 'download': {
if (args.id == null) { console.log("Missing device id, use --id [deviceid]"); }
else if (args.file == null) { console.log("Remote file missing, use --file [file] specify the remote file to download"); }
else if (args.target == null) { console.log("Target path missing, use --target [path] to specify the local download location"); }
else { ok = true; }
break;
}
case 'help': {
if (args['_'].length < 2) {
console.log("Get help on an action. Type:\r\n\r\n help [action]\r\n\r\nPossible actions are: " + possibleCommands.join(', ') + '.');
@ -445,6 +462,27 @@ if (args['_'].length == 0) {
console.log(" --powershell - Run a Windows PowerShell.");
break;
}
case 'upload': {
console.log("Upload a local file to a remote device, Example usages:\r\n");
console.log(" MeshCtrl Upload --id deviceid --file sample.txt --target c:\\");
console.log(" MeshCtrl Upload --id deviceid --file sample.txt --target /tmp");
console.log("\r\nRequired arguments:\r\n");
console.log(" --id [deviceid] - The device identifier.");
console.log(" --file [localfile] - The local file to upload.");
console.log(" --target [remotepath] - The remote path to upload the file to.");
break;
}
case 'download': {
console.log("Download a file from a remote device, Example usages:\r\n");
console.log(" MeshCtrl Download --id deviceid --file C:\\sample.txt --target c:\\temp");
console.log(" MeshCtrl Download --id deviceid --file /tmp/sample.txt --target /tmp");
console.log("\r\nRequired arguments:\r\n");
console.log(" --id [deviceid] - The device identifier.");
console.log(" --file [remotefile] - The remote file to download.");
console.log("\r\nOptional arguments:\r\n");
console.log(" --target [localpath] - The local path to download the file to.");
break;
}
default: {
console.log("Get help on an action. Type:\r\n\r\n help [action]\r\n\r\nPossible actions are: " + possibleCommands.join(', ') + '.');
}
@ -807,7 +845,9 @@ function serverConnect() {
ws.send(JSON.stringify({ action: 'runcommands', nodeids: [args.id], type: ((args.powershell) ? 2 : 0), cmds: args.run, responseid: 'meshctrl' }));
break;
}
case 'shell': {
case 'shell':
case 'upload':
case 'download': {
ws.send("{\"action\":\"authcookie\"}");
break;
}
@ -843,12 +883,14 @@ function serverConnect() {
}
break;
}
case 'authcookie': { // SHELL
if (settings.cmd == 'shell') {
case 'authcookie': { // SHELL, UPLOAD, DOWNLOAD
if ((settings.cmd == 'shell') || (settings.cmd == 'upload') || (settings.cmd == 'download')) {
var protocol = 1; // Terminal
if ((settings.cmd == 'upload') || (settings.cmd == 'download')) { protocol = 5; } // Files
if ((args.id.split('/') != 3) && (settings.currentDomain != null)) { args.id = 'node/' + settings.currentDomain + '/' + args.id; }
var id = getRandomHex(6);
ws.send(JSON.stringify({ action: 'msg', nodeid: args.id, type: 'tunnel', usage: 1, value: '*/meshrelay.ashx?p=1&nodeid=' + args.id + '&id=' + id + '&rauth=' + data.rcookie, responseid: 'meshctrl' }));
connectShell(url.replace('/control.ashx', '/meshrelay.ashx?browser=1&p=1&nodeid=' + args.id + '&id=' + id + '&auth=' + data.cookie));
ws.send(JSON.stringify({ action: 'msg', nodeid: args.id, type: 'tunnel', usage: 1, value: '*/meshrelay.ashx?p=' + protocol + '&nodeid=' + args.id + '&id=' + id + '&rauth=' + data.rcookie, responseid: 'meshctrl' }));
connectTunnel(url.replace('/control.ashx', '/meshrelay.ashx?browser=1&p=' + protocol + '&nodeid=' + args.id + '&id=' + id + '&auth=' + data.cookie));
}
break;
}
@ -1022,7 +1064,7 @@ function serverConnect() {
for (var i in data.meshes) {
const m = data.meshes[i];
var mid = m._id.split('/')[2];
if (args.hex) { mid = Buffer.from(mid.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase(); }
if (args.hex) { mid = '0x' + Buffer.from(mid.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase(); }
var t = "\"" + mid + "\", \"" + m.name + "\"";
console.log(t);
}
@ -1089,8 +1131,8 @@ function serverConnect() {
});
}
// Connect tunnel to a remote agent shell
function connectShell(url) {
// Connect tunnel to a remote agent
function connectTunnel(url) {
// Setup WebSocket options
var options = { rejectUnauthorized: false, checkServerIdentity: onVerifyServer }
@ -1105,36 +1147,115 @@ function connectShell(url) {
settings.tunnelws.on('open', function () { console.log('Waiting for Agent...'); }); // Wait for agent connection
settings.tunnelws.on('close', function () { console.log('Connection Closed.'); process.exit(); });
settings.tunnelws.on('error', function (err) { console.log(err); process.exit(); });
settings.tunnelws.on('message', function (rawdata) {
var data = rawdata.toString();
if (settings.tunnelwsstate == 1) {
process.stdout.write(data);
} else if (settings.tunnelwsstate == 0) {
if (data == 'c') {
if (settings.cmd == 'shell') {
// This code does all of the work for a shell command
settings.tunnelws.on('message', function (rawdata) {
var data = rawdata.toString();
if (settings.tunnelwsstate == 1) {
process.stdout.write(data);
} else if (settings.tunnelwsstate == 0) {
if (data == 'c') { console.log('Connected.'); } else if (data == 'cr') { console.log('Connected, session is being recorded.'); } else return;
// Send terminal size
var termSize = null;
if (typeof process.stdout.getWindowSize == 'function') { termSize = process.stdout.getWindowSize(); }
if (termSize != null) { settings.tunnelws.send(JSON.stringify({ ctrlChannel: '102938', type: 'options', cols: termSize[0], rows: termSize[1] })); }
console.log('Connected.');
settings.tunnelwsstate = 1;
settings.tunnelws.send('1');
settings.tunnelws.send('1'); // Terminal
process.stdin.setEncoding('utf8');
process.stdin.setRawMode(true);
process.stdout.setEncoding('utf8');
process.stdin.unpipe(process.stdout);
process.stdout.unpipe(process.stdin);
process.stdin.on('data', function (data) { settings.tunnelws.send(Buffer.from(data)); });
//process.stdin.on('readable', function () { var chunk; while ((chunk = process.stdin.read()) !== null) { settings.tunnelws.send(Buffer.from(chunk)); } });
process.stdin.on('end', function () { process.exit(); });
process.stdout.on('resize', function () {
var termSize = null;
if (typeof process.stdout.getWindowSize == 'function') { termSize = process.stdout.getWindowSize(); }
if (termSize != null) { settings.tunnelws.send(JSON.stringify({ ctrlChannel: '102938', type: 'termsize', cols: termSize[0], rows: termSize[1] })); }
});
}
else if (data == 'cr') { console.log('Connected, session is being recorded.'); settings.tunnelwsstate = 1; settings.tunnelws.send('1'); }
process.stdin.setEncoding('utf8');
process.stdin.setRawMode(true);
process.stdout.setEncoding('utf8');
process.stdin.unpipe(process.stdout);
process.stdout.unpipe(process.stdin);
process.stdin.on('data', function (data) { settings.tunnelws.send(Buffer.from(data)); });
//process.stdin.on('readable', function () { var chunk; while ((chunk = process.stdin.read()) !== null) { settings.tunnelws.send(Buffer.from(chunk)); } });
process.stdin.on('end', function () { process.exit(); });
process.stdout.on('resize', function() {
var termSize = null;
if (typeof process.stdout.getWindowSize == 'function') { termSize = process.stdout.getWindowSize(); }
if (termSize != null) { settings.tunnelws.send(JSON.stringify({ ctrlChannel: '102938', type: 'termsize', cols: termSize[0], rows: termSize[1] })); }
});
}
});
});
} else if (settings.cmd == 'upload') {
// This code does all of the work for a file upload
// node meshctrl upload --id oL4Y6Eg0qjnpHFrp1AxfxnBPenbDGnDSkC@HSOnAheIyd51pKhqSCUgJZakzwfKl --file readme.md --target c:\
settings.tunnelws.on('message', function (rawdata) {
if (settings.tunnelwsstate == 1) {
var cmd = null;
try { cmd = JSON.parse(rawdata.toString()); } catch (ex) { return; }
if (cmd.reqid == 'up') {
if ((cmd.action == 'uploadack') || (cmd.action == 'uploadstart')) {
var buf = Buffer.alloc(4096);
var len = require('fs').readSync(settings.uploadFile, buf, 0, 4096, settings.uploadPtr);
settings.uploadPtr += len;
if (len > 0) {
settings.tunnelws.send(buf.slice(0, len));
} else {
console.log('Upload done, ' + settings.uploadPtr + ' bytes sent.');
if (settings.uploadFile != null) { require('fs').closeSync(settings.uploadFile); }
process.exit();
}
} else if (cmd.action == 'uploaderror') {
if (settings.uploadFile != null) { require('fs').closeSync(settings.uploadFile); }
console.log('Upload error.');
process.exit();
}
}
} else if (settings.tunnelwsstate == 0) {
var data = rawdata.toString();
if (data == 'c') { console.log('Connected.'); } else if (data == 'cr') { console.log('Connected, session is being recorded.'); } else return;
settings.tunnelwsstate = 1;
settings.tunnelws.send('5'); // Files
settings.uploadSize = require('fs').statSync(args.file).size;
settings.uploadFile = require('fs').openSync(args.file, 'r');
settings.uploadPtr = 0;
settings.tunnelws.send(JSON.stringify({ action: 'upload', reqid: 'up', path: require('path').dirname(args.target), name: require('path').basename(args.file), size: settings.uploadSize }));
}
});
} else if (settings.cmd == 'download') {
// This code does all of the work for a file download
// node meshctrl download --id oL4Y6Eg0qjnpHFrp1AxfxnBPenbDGnDSkC@HSOnAheIyd51pKhqSCUgJZakzwfKl --file c:\temp\MC-8Languages.png --target c:\temp\bob.png
settings.tunnelws.on('message', function (rawdata) {
if (settings.tunnelwsstate == 1) {
if ((rawdata.length > 0) && (rawdata[0] != '{')) {
// This is binary data, this test is ok because 4 first bytes is a control value.
if ((rawdata.length > 4) && (settings.downloadFile != null)) { settings.downloadSize += (rawdata.length - 4); require('fs').writeSync(settings.downloadFile, rawdata, 4, rawdata.length - 4); }
if ((rawdata[3] & 1) != 0) { // Check end flag
// File is done, close everything.
if (settings.downloadFile != null) { require('fs').closeSync(settings.downloadFile); }
console.log('Download completed, ' + settings.downloadSize + ' bytes written.');
process.exit();
} else {
settings.tunnelws.send(JSON.stringify({ action: 'download', sub: 'ack', id: args.file })); // Send the ACK
}
} else {
// This is text data
var cmd = null;
try { cmd = JSON.parse(rawdata.toString()); } catch (ex) { return; }
if (cmd.action == 'download') {
if (cmd.id != args.file) return;
if (cmd.sub == 'start') {
settings.downloadFile = require('fs').openSync(args.target, 'w');
settings.downloadSize = 0;
settings.tunnelws.send(JSON.stringify({ action: 'download', sub: 'startack', id: args.file }));
console.log('Download started...');
} else if (cmd.sub == 'cancel') {
if (settings.downloadFile != null) { require('fs').closeSync(settings.downloadFile); }
console.log('Download canceled.');
process.exit();
}
}
}
} else if (settings.tunnelwsstate == 0) {
var data = rawdata.toString();
if (data == 'c') { console.log('Connected.'); } else if (data == 'cr') { console.log('Connected, session is being recorded.'); } else return;
settings.tunnelwsstate = 1;
settings.tunnelws.send('5'); // Files
settings.tunnelws.send(JSON.stringify({ action: 'download', sub: 'start', id: args.file, path: args.file }));
}
});
}
}
// Encode an object as a cookie using a key using AES-GCM. (key must be 32 bytes or more)