RunCommand to check connection from a VMHost

Microsoft.AVS.VMFS/Microsoft.AVS.VMFS.psd1

@@ -91,7 +91,8 @@
         "Repair-HAConfiguration",
         "Test-VMKernelConnectivity",
         "Repair-HAConfiguration",
-        "Clear-DisconnectedIscsiTargets"
+        "Clear-DisconnectedIscsiTargets",
+        "Test-ConnectionFromServer"
     )
 
     # Cmdlets to export from this module, for best performance, do not use wildcards and do not delete the entry, use an empty array if there are no cmdlets to export.

Microsoft.AVS.VMFS/Microsoft.AVS.VMFS.psm1

@@ -746,7 +746,7 @@ function Remove-VMHostStaticIScsiTargets {
 
         [Parameter(
                 Mandatory=$false,
-                HelpMessage = 'VMHost name')]        
+                HelpMessage = 'VMHost name')]
         [String]
         $VMHostName,
 
@@ -2039,3 +2039,64 @@ function Test-VMKernelConnectivity {
         throw "Ping to vmkernel interface failed on one or more hosts"
     }
 }
+
+<#
+    .SYNOPSIS
+     This function tests connection from a VMHost or vCenter to remote target address.
+
+    .PARAMETER ServerName
+     VMHost name or vCenter ("VC" )
+
+    .PARAMETER TargetIpAddress
+     Target IP Address
+
+    .PARAMETER TargetPort
+     Target Port
+
+    .EXAMPLE
+        Test-ConnectionFromServer -ServerName "esxi-01" -TargetIpAddress 10.0.0.1 -TargetPort 443"
+#>
+function Test-ConnectionFromServer {
+    [CmdletBinding()]
+    [AVSAttribute(10, UpdatesSDDC = $false, AutomationOnly = $true)]
+    Param
+    (
+        [Parameter(
+                Mandatory = $true,
+                HelpMessage = 'VMHost name or vCenter ("VC"')]
+        [String] $ServerName,
+        [Parameter(
+                Mandatory = $true,
+                HelpMessage = 'Target IP Address')]
+        [String] $TargetIpAddress,
+        [Parameter(
+                Mandatory = $true,
+                HelpMessage = 'Target Port')]
+        [ValidateSet(80, 443, 3260, 8084, 8009)]
+        [int] $TargetPort
+    )
+
+    if ('VC' -eq $ServerName) {
+        $SSHSession = $SSH_Sessions['VC']
+    }
+    else {
+        $VMHost = Get-VMHost -Name $ServerName -ErrorAction Ignore
+        if (-not $VMHost) {
+            throw "VMHost $(ServerName) does not exist."
+        }
+        $SSHSession = $SSH_Sessions[$VMHost.Name]
+    }
+    if (-not $SSHSession) {
+        throw "SSH session to VMHost $($VMHostName) does not exist."
+    }
+    $NamedOutputs = @{}
+    $result = Invoke-SSHCommand -SSHSession $SSHSession -Command "nc -z -v $TargetIpAddress $TargetPort"
+    if (0 -eq $result.ExitStatus) {
+        Write-Host "Connection from VMHost $VMHostName to $TargetIpAddress : $TargetPort succeeded"
+        $NamedOutputs["ConnectionStatus"] = "Succeeded"
+    }
+    else {
+        throw "Connection from VMHost $VMHostName to $TargetIpAddress : $TargetPort failed"
+    }
+    Set-Variable -Name NamedOutputs -Value $NamedOutputs -Scope Global
+}