implemented invokescript method to cWindowsContainer class. Added Not…

…Configurable DSC Properties IPAddress and ContainerId and implemented logic to populate when Get-DscConfiguration is called. Added verbose messages. Added Try Catch for Set method

LICENSE

@@ -0,0 +1,22 @@
+The MIT License (MIT)
+
+Copyright (c) 2015 Ben Gelens
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+

README.md

@@ -82,4 +82,8 @@ Start-Process nginx
 
 ContainerNginX -StartupScript $script
 Start-DscConfiguration .\ContainerNginX -Wait -Verbose -Force
-```
+```
+
+**Update**
+Get-DscConfiguration now shows ContainerId and currently assigned IP Address
+![Config](https://github.com/bgelens/cWindowsContainer/blob/master/GetDSCConfigIPandID.jpg)

cWindowsContainer.psm1

@@ -20,29 +20,46 @@ class cWindowsContainer {
     [DscProperty()]
     [String] $StartUpScript
 
+    [DscProperty(NotConfigurable)]
+    [String] $IPAddress
+
+    [DscProperty(NotConfigurable)]
+    [String] $ContainerId
+
     [void] Set () {
-        if ($this.Ensure -eq [Ensure]::Present) {
-            if ($null -eq ($Image = Get-ContainerImage -Name $this.ContainerImage)) {
-                $Image = Get-ContainerImage | Select-Object -First 1
-            }
+        $ErrorActionPreference = 'Stop'
+        try {
+            if ($this.Ensure -eq [Ensure]::Present) {
+                Write-Verbose -Message 'Creating Container';
+                if ($null -eq ($Image = Get-ContainerImage -Name $this.ContainerImage)) {
+                    Write-Error -Message "ContainerImage with name $($this.ContainerImage) was not found";
+                }
 
-            $Params = @{
-                Name = $this.Name;
-                ContainerImage = $Image;
-            }
-            if ($this.SwitchName -and ($null -ne (Get-VMSwitch -Name $this.SwitchName))) {
-                $Params += @{
-                    SwitchName = $this.SwitchName;
+                $Params = @{
+                    Name = $this.Name;
+                    ContainerImage = $Image;
                 }
-            }
-            $Container = New-Container @Params;
-            $Container | Start-Container | Out-Null;
+                if ($this.SwitchName -and ($null -ne (Get-VMSwitch -Name $this.SwitchName))) {
+                    Write-Verbose -Message 'VMSwitch was found and will be bound';
+                    $Params += @{
+                        SwitchName = $this.SwitchName;
+                    }
+                } elseif ($this.SwitchName -and ($null -eq (Get-VMSwitch -Name $this.SwitchName))) {
+                    Write-Error -Message "VMSwitch with name $($this.SwitchName) was not found";
+                }
+                $Container = New-Container @Params;
+                $Container | Start-Container | Out-Null;
 
-            if ($null -ne $this.StartUpScript) {
-                Invoke-Command -ContainerId $Container.ContainerId -RunAsAdministrator -ScriptBlock ([scriptblock]::Create($this.StartUpScript)) | Out-Null
-            } 
-        } else {
-            Get-Container -Name $this.Name | Stop-Container -Passthru | Remove-Container -Force | Out-Null;
+                if ($null -ne $this.StartUpScript) {
+                    Write-Verbose -Message 'Startup Script specified, passing script to InvokeScript method'
+                    [void] $this.InvokeScript(([scriptblock]::Create($this.StartUpScript)),$Container.ContainerId);
+                }
+            } else {
+                Write-Verbose -Message 'Removing Container';
+                Get-Container -Name $this.Name | Stop-Container -Passthru | Remove-Container -Force | Out-Null;
+            }
+        } catch {
+            Write-Error -ErrorRecord $_ -ErrorAction Stop;
         }
     }
 
@@ -54,18 +71,26 @@ class cWindowsContainer {
         }
     }
 
+    [String] InvokeScript ([String] $Script, [String] $ContainerId) {
+        $Output = Invoke-Command -ContainerId $ContainerId -RunAsAdministrator -ScriptBlock ([scriptblock]::Create($Script)) -ErrorAction SilentlyContinue;
+        return $Output;
+    }
+
     [cWindowsContainer] Get () {
-        $Configuration = [hashtable]::new()
-        $Configuration.Add('Name',$this.Name)
-        $Configuration.Add('ContainerImage',$this.ContainerImage)
-        $Configuration.Add('SwitchName',$this.SwitchName)
-        $Configuration.Add('StartUpScript',$this.StartUpScript)
+        $Configuration = [hashtable]::new();
+        $Configuration.Add('Name',$this.Name);
+        $Configuration.Add('ContainerImage',$this.ContainerImage);
+        $Configuration.Add('SwitchName',$this.SwitchName);
+        $Configuration.Add('StartUpScript',$this.StartUpScript);
         if (($this.Ensure -eq [Ensure]::Present) -and ($this.Test())) {
-            $Configuration.Add('Ensure','Present')
-        }
-        else {
-            $Configuration.Add('Ensure','Absent')
+            Write-Verbose -Message 'Acquiring ContainerId';
+            $Configuration.Add('ContainerId',(Get-Container -Name $this.Name).ContainerId);
+            $Configuration.Add('Ensure','Present');
+            Write-Verbose -Message 'Acquiring IPAddress';
+            $Configuration.Add('IPAddress',$this.InvokeScript('(Get-NetIPAddress -AddressFamily IPv4 -PrefixOrigin Manual).IPAddress',$Configuration.ContainerId));
+        } else {
+            $Configuration.Add('Ensure','Absent');
         }
-        return $Configuration
+        return $Configuration;
     }
 }