add restart vpn/squid script

files/restart_squid.bat

+Powershell.exe -executionpolicy remotesigned -File C:\documents\scripts\start-vpn.ps1
+
+:: net stop squidsrv
+:: net start squidsrv
+pause
+timeout 10

files/start-vpn.ps1

+
+# Start VPN connection if necesary
+$vpnName = "Daimler Emergency VPN EMEA01";
+$vpn = Get-VpnConnection -Name $vpnName;
+if($vpn.ConnectionStatus -eq "Disconnected"){
+  Write-Host -ForegroundColor Yellow "Starting VPN"
+  rasdial $vpnName;
+  Start-Sleep -s 2
+} else {
+  Write-Host -ForegroundColor Green "VPN running"
+}
+
+# Wait for VPN connection to connect
+$vpn = Get-VpnConnection -Name $vpnName;
+if($vpn.ConnectionStatus -ne "Connected"){
+  Write-Host -ForegroundColor Yellow "Waiting another three seconds"
+  Start-Sleep -s 3
+}
+
+Write-Host -ForegroundColor Yellow "Ping proxy server"
+$name = "s415078c.detss.corpintra.net";
+for ($num = 1 ; $num -le 5 ; $num++){
+  if (Test-Connection -ComputerName $name -Count 1 -ErrorAction SilentlyContinue){
+    Write-Host "$name,up"
+    break
+  }
+  else{
+    Write-Host "$name,down"
+  }
+}
+
+# Restart squid
+Write-Host -ForegroundColor Green "Restarting squid ..."
+try {
+    stop-service squidsrv -ErrorAction Stop
+    start-service squidsrv -ErrorAction Stop
+} catch {
+    Write-Error "Failed to restart squid.`r`n$($_.Exception.Message)"
+}
+
+
+# Check internet connection via proxy
+Write-Host -ForegroundColor Green "Check request proxy ..."
+for ($num = 1 ; $num -le 5 ; $num++){
+    try{
+        Invoke-WebRequest -Proxy "http://127.0.0.1:3128" https://ifconfig.me
+        Write-Host -ForegroundColor Green "Proxy responded. Everything fine."
+        break
+    } catch {
+        Write-Error "No proxy connection established.`r`n$($_.Exception.Message)"
+    }
+}
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