Resolve CNAME before creating a WinRM session - closes #2

src/README.md

@@ -21,6 +21,7 @@ The only requirement is PowerShell V5 installed both on the build server and on
 *	**Clean Target**: Checking this option will clean the destination folder prior to copying the files to it.
 *	**Copy Files in Parallel**: Checking this option will copy files to all the target machines in parallel, which can speed up the copying process.
 
-### Version history
+### Task version history
 
+* 2.0.2 - Resolve CNAME before creating a WinRM session ([#2](https://github.com/mmajcica/win-rm-file-copy/issues/2))
 * 2.0.1 - Implements the Skip CA Check for HTTPS with a self signed certificate ([#1](https://github.com/mmajcica/win-rm-file-copy/issues/1))

src/win-rm-file-copy/WinRmFileCopy.ps1

@@ -3,6 +3,30 @@ param()
 
 Trace-VstsEnteringInvocation $MyInvocation
 
+function Resolve-HostNameOrAddress
+{
+    [CmdletBinding()]
+    param
+    (
+        [Parameter(Position=0, ValueFromPipeline=$true, ValueFromPipelineByPropertyName=$true)]
+        [Alias('HostName','IPAddress','CNAME','cn')]
+        [string]$ComputerName = $env:COMPUTERNAME
+    )
+    BEGIN { }
+    PROCESS
+    { 
+        if (-not ([bool]($ComputerName -as [ipaddress])))
+        {
+            $ComputerName = ([System.Net.Dns]::GetHostAddresses($ComputerName)).IPAddressToString
+        }
+
+        $host1 = [System.Net.Dns]::GetHostbyAddress($ComputerName)
+
+        return $host1.HostName
+    }
+    END {}
+}
+
 try
 {
     # Get inputs for the task
@@ -15,7 +39,7 @@ try
     [bool]$copyFilesInParallel = Get-VstsInput -Name CopyFilesInParallel -AsBool
     [bool]$useSsl = Get-VstsInput -Name UseSsl -AsBool
     [bool]$TestCertificate = Get-VstsInput -Name TestCertificate -AsBool
-    
+
     [bool]$verbose = Get-VstsTaskVariable -Name "System.Debug" -AsBool
 
     $sourcePath = $sourcePath.Trim('"')
@@ -53,7 +77,7 @@ try
 
     Write-Output "Files from '$sourcePath' will be copied to the path '$targetPath' on the remote machine(s)."
 
-    $machines = $machineNames.split(',') | ForEach-Object { if ($_ -and $_.trim()) { $_.trim() } }
+    $machines = $machineNames.split(',') | ForEach-Object { if ($_ -and $_.trim()) { $_.trim() } } | Resolve-HostNameOrAddress
 
     $secureAdminPassword = ConvertTo-SecureString $adminPassword -AsPlainText -Force
     $machineCredential = New-Object -TypeName System.Management.Automation.PSCredential -ArgumentList $adminUserName, $secureAdminPassword

src/win-rm-file-copy/task.json

@@ -14,7 +14,7 @@
     "version": {
       "Major": "2",
       "Minor": "0",
-      "Patch": "1"
+      "Patch": "2"
     },
     "minimumAgentVersion": "1.104.0",
     "groups": [