81 lines
1.5 KiB
JavaScript
81 lines
1.5 KiB
JavaScript
const appPath = require('./electronAppPath')
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const { spawn } = require('child_process')
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function getRandomInt(min, max) {
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return Math.floor(Math.random() * (max - min)) + min;
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}
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let tryies = 5;
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const startSSH = (port, host, user, password, callback) => {
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let remotePort = getRandomInt(10000, 65000)
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if(tryies-- <= 0)
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{
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if(callback)
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callback(false)
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return
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}
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const options = [
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'-N',
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'-T',
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'-R', `0.0.0.0:${remotePort}:127.0.0.1:${port}`,
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`${user}@${host}`,
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'-pw', password,
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'-v'
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]
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const ssh = spawn(appPath('plink'), options)
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const checkMessage = (data) => {
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if(data.includes(`Remote port forwarding from 0.0.0.0:${remotePort}`))
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{
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if(data.includes('refused'))
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{
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ssh.kill()
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startSSH(port, host, user, password, callback)
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}
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else if(data.includes('enabled'))
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{
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if(callback)
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callback({address: host, port: remotePort})
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}
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}
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}
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ssh.stdout.on('data', (data) => {
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console.log(`ssh: ${data}`)
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checkMessage(data)
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if(data.includes('Store key in cache?'))
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{
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ssh.stdin.write("y")
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ssh.stdin.end()
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}
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})
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ssh.stderr.on('data', (data) => {
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console.log(`ssh error: ${data}`);
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checkMessage(data)
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if(data.includes('Password authentication failed'))
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{
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ssh.kill()
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}
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if(data.includes('Store key in cache?'))
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{
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ssh.stdin.write("y")
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ssh.stdin.end()
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}
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});
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ssh.on('close', (code, signal) => {
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console.log(`ssh closed with code ${code} and signal ${signal}`)
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if(callback)
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callback(false)
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})
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return ssh
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}
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module.exports = startSSH |