add sanity check code

Author: ProjectsByJackHe

docs/machines.md

@@ -124,6 +124,16 @@ Set-ExecutionPolicy -Scope Process -ExecutionPolicy Bypass
 .\setup-runner-windows.ps1 -Username $username -Password $password -PeerIp $machine1 -NewIpAddress $machine2 -RunnerLabels $labels
 ```
 
+### Final Sanity Check
+```PowerShell
+ping 'netperf-peer'
+$username = (Get-ItemProperty 'HKLM:\Software\Microsoft\Windows NT\CurrentVersion\Winlogon').DefaultUserName
+$password = (Get-ItemProperty 'HKLM:\Software\Microsoft\Windows NT\CurrentVersion\Winlogon').DefaultPassword | ConvertTo-SecureString -AsPlainText -Force
+$cred = New-Object System.Management.Automation.PSCredential ($username, $password)
+$Session = New-PSSession -ComputerName 'netperf-peer' -Credential $cred -ConfigurationName PowerShell.7
+# Make sure no errors in running any of these commands on the client machine
+```
+
 ## Linux Azure Configuration (Deprecated in favor of 1ES)
 
 ```Shell

setup-runner-windows.ps1

@@ -18,7 +18,10 @@ param (
     [string]$RunnerLabels = "",
 
     [Parameter(Mandatory = $false)]
-    [switch]$SetupRemotePowershell
+    [switch]$SetupRemotePowershell,
+
+    [Parameter(Mandatory = $false)]
+    [switch]$SanityCheck
 )
 
 Set-StrictMode -Version 'Latest'
@@ -91,3 +94,14 @@ if ($NewIpAddress) {
 } else {
     Write-Host "-NewIpAddress not provided. Skipping IP address setup."
 }
+
+if ($SanityCheck) {
+    $username = (Get-ItemProperty 'HKLM:\Software\Microsoft\Windows NT\CurrentVersion\Winlogon').DefaultUserName
+    $password = (Get-ItemProperty 'HKLM:\Software\Microsoft\Windows NT\CurrentVersion\Winlogon').DefaultPassword | ConvertTo-SecureString -AsPlainText -Force
+    $cred = New-Object System.Management.Automation.PSCredential ($username, $password)
+    $Session = New-PSSession -ComputerName 'netperf-peer' -Credential $cred -ConfigurationName PowerShell.7
+    # Make sure no errors in running any of these commands on the client machine
+    $Session
+} else {
+    Write-Host "-SanityCheck not set. Skipping sanity check."
+}