Merge pull request #2272 from microsoft/ShasagarUpdated-HCIISBindings…

…Check

Update Invoke-AnalyzerIISInformation.ps1 to verify Exchange Back End website binding [Issue #2209]

Diagnostics/HealthChecker/Analyzer/Invoke-AnalyzerIISInformation.ps1

@@ -78,6 +78,7 @@ function Invoke-AnalyzerIISInformation {
     Write-Verbose "Working on IIS Web Sites"
     $outputObjectDisplayValue = New-Object System.Collections.Generic.List[object]
     $problemCertList = New-Object System.Collections.Generic.List[string]
+    $exchangeBackEndBindingsList = New-Object System.Collections.Generic.List[string]
     $iisWebSites = $exchangeInformation.IISSettings.IISWebSite | Sort-Object ID
     $bindingsPropertyName = "Protocol - Bindings - Certificate"
 
@@ -109,6 +110,10 @@ function Invoke-AnalyzerIISInformation {
                     }
                 }
 
+                if ($website.name -eq "Exchange Back End" -and $($_.Protocol) -eq "https") {
+                    $exchangeBackEndBindingsList.Add($($_.bindingInformation))
+                }
+
                 1..(($protocolLength - $_.Protocol.Length) + 1) | ForEach-Object { $pSpace += " " }
                 1..(($bindingInformationLength - $_.bindingInformation.Length) + 1 ) | ForEach-Object { $biSpace += " " }
                 return "$($_.Protocol)$($pSpace)- $($_.bindingInformation)$($biSpace)- $certHash"
@@ -148,6 +153,16 @@ function Invoke-AnalyzerIISInformation {
         }
     }
 
+    #Checking Exchange Backend Site bindings to make sure it does not bind with single IP Address.
+    if ($exchangeBackendBindingsList -notcontains '*:444:') {
+        $params = $baseParams + @{
+            Name             = "Website Binding Issue Detected"
+            Details          = "Make sure 'Exchange Back End' website is not bind with single IP Address"
+            DisplayWriteType = "Red"
+        }
+        Add-AnalyzedResultInformation @params
+    }
+
     ########################
     # IIS Web Sites - Issues
     ########################