[Console]::OutputEncoding = [Text.Encoding]::UTF8
$ErrorActionPreference = "Stop"
Set-ExecutionPolicy -Scope Process Bypass -Force
Import-Module Posh-SSH
$sec = ConvertTo-SecureString "0" -AsPlainText -Force
$cred = New-Object PSCredential("tonycao", $sec)
$s = New-SSHSession -ComputerName 192.168.58.7 -Credential $cred -AcceptKey -ConnectionTimeout 15
if (-not $s) { throw "SSH connect failed" }
$r = Invoke-SSHCommand -SSHSession $s -Command "grep 'aa5501' ~/butler.log | tail -n 5; echo ---; grep -c 'DMX #' ~/butler.log; tail -n 4 ~/butler.log"
$r.Output
Remove-SSHSession -SSHSession $s | Out-Null