DellBIOSProvider

1.3.0

DSCResources/DCPP_IntelSoftwareGuardExtensions/DCPP_IntelSoftwareGuardExtensions.psm1

                                # Import the helper functions

Import-Module $PSScriptRoot\..\..\Misc\helper.psm1 -Verbose:$false

function Get-TargetResource

{

    [CmdletBinding()]

    [OutputType([System.Collections.Hashtable])]

    param

    (

        [parameter(Mandatory = $true)]

        [System.String]

        $Category

    )

    #Write-Verbose "Use this cmdlet to deliver information about command processing."

    #Write-Debug "Use this cmdlet to write debug information while troubleshooting."

    <#

    $returnValue = @{

        Category = [System.String]

        Keypad = [System.String]

        Numlock = [System.String]        

        Fastboot = [System.String]

        FnLock = [System.String]

        FullScreenLogo = [System.String]

        FnLockMode = [System.String]

        Password = [System.String]

        SecurePassword = [System.String]

        PathToKey = [System.String]

        WarningsAndErr = [System.String]

        PowerWarn = [System.String]

        PntDevice = [System.String]

        ExternalHotKey = [System.String]

        PostF2Key = [System.String]

        PostF12Key = [System.String]

        PostHelpDeskKey = [System.String]

        RptKeyErr = [System.String]

        ExtPostTime = [System.String]

        SignOfLifeIndication = [System.String]

        WyseP25Access = [System.String]

    }

    $returnValue

    #>

   # Check if module DellBIOSprovider is already loaded. If not, load it.

   try{

    $bool = Confirm-DellPSDrive -verbose

    }

    catch 

    {

        write-Verbose $_

        $msg = "Get-TargetResource: $($_.Exception.Message)"

        Write-DellEventLog -Message $msg -EventID 1 -EntryType 'Error'

        write-Verbose "Exiting Get-TargetResource"

        return

    }

    if ($bool) {                      

        Write-Verbose "Dell PS-Drive DellSmbios is found."

    }

    else{

        $Message = “Get-TargetResource: Module DellBiosProvider was imported correctly."

        Write-DellEventLog -Message $Message -EventID 2 

    }

    $Get = get-childitem -path @("DellSmbios:\" + $Category)

     # Removing Verbose and Debug from output

    $PSBoundParameters.Remove("Verbose") | out-null

    $PSBoundParameters.Remove("Debug") | out-null

    $out = @{}   

    $Get | foreach-Object {$out.Add($_.Attribute, $_.CurrentValue)}

    $out.add('Category', $Category )

    $out

}

function Set-TargetResource

{

    [CmdletBinding()]

    param

    (

        [parameter(Mandatory = $true)]

        [System.String]

        $Category,

        [System.String]

        $Password,

        [System.String]

        $SecurePassword,

        [System.String]

        $PathToKey,

        [ValidateSet("Enabled","Disabled","SoftControlled")]

        [System.String]

        $SoftGuardEn

    )

    if (-not(CheckModuleLoaded)) {

        Write-Verbose -Message 'Required module DellBiosProvider does not exist. Exiting.'

        return $true

    }

    $DellPSDrive = get-psdrive -name Dellsmbios

    if ( !$DellPSDrive)

    {

        $Message = "Drive DellSmbios is not found. Exiting."

        Write-Verbose $Message

        Write-DellEventLog -Message $Message -EventID 3 -EntryType "Error"

        return $true

    }

    $attributes_desired = $PSBoundParameters

    $atts = $attributes_desired

    $pathToCategory = $DellPSDrive.Name + ':\' + $atts["Category"]

    Dir $pathToCategory -verbose

    $atts.Remove("Verbose") | out-null

    $atts.Remove("Category") | out-null

    $atts.Remove("Debug") | out-null

    $securePwd=$atts["SecurePassword"]

    $passwordSet=$atts["Password"]

    $atts.Remove("Password") | Out-Null

    $atts.Remove("SecurePassword") | Out-Null

    $pathToKey=$atts["PathToKey"]

    if(-Not [string]::IsNullOrEmpty($pathToKey))

    {  

        if(Test-Path $pathToKey)

        {

        $key=Get-Content $pathToKey

        }

        else

        {

        $key=""

        }

    }

    $atts.Remove("PathToKey") | Out-Null

    #foreach($a in Import-Csv((Get-DellBIOSEncryptionKey)))

    #{

   # $key+=$a

   # }

    $atts.Keys | foreach-object { 

                   # $atts[$_]

                    $path = $pathToCategory + '\' + $($_)

                    $value = $atts[$_]

            if(-Not [string]::IsNullOrEmpty($securePwd))

            {                

            $pasvar=ConvertTo-SecureString $securePwd.ToString() -Key $key

            Set-Item  -path $path -value $value -verbose -ErrorVariable ev -ErrorAction SilentlyContinue -PasswordSecure $pasvar

            }

            elseif(-Not [string]::IsNullOrEmpty($passwordSet))

            {

            Set-Item  -path $path -value $value -verbose -ErrorVariable ev -ErrorAction SilentlyContinue -Password $passwordSet

            }

            else

            {

            Set-Item  -path $path -value $value -verbose -ErrorVariable ev -ErrorAction SilentlyContinue

            }

                    if ( $ev) { 

                        $cmdline = $ExecutionContext.InvokeCommand.ExpandString($ev.InvocationInfo.Line)

                        $Message = "An error occured in executing " + $cmdline + "`nError message: $($ev.ErrorDetails)"

                        Write-Verbose $Message

                        Write-DellEventLog -Message $Message -EventID 5 -EntryType "Error"

                    }

                 }

}

function Test-TargetResource

{

    [CmdletBinding()]

    [OutputType([System.Boolean])]

    param

    (

        [parameter(Mandatory = $true)]

        [System.String]

        $Category,

        [System.String]

        $Password,

        [System.String]

        $SecurePassword,

        [System.String]

        $PathToKey,

        [ValidateSet("Enabled","Disabled","SoftControlled")]

        [System.String]

        $SoftGuardEn

    )

    $Get = Get-TargetResource $PSBoundParameters['Category'] -verbose

    New-DellEventLog

    $PSBoundParameters.Remove("Verbose") | out-null

    $PSBoundParameters.Remove("Debug") | out-null

    $PSBoundParameters.Remove("Category") | out-null

    $PSBoundParameters.Remove("Password") | out-null

    $PSBoundParameters.Remove("SecurePassword") | out-null

    $attributes_desired = $PSBoundParameters

    $bool = $true

    foreach ($config_att in  $PSBoundParameters.GetEnumerator())

    {

        if ($Get.ContainsKey($config_att.Key)) {

            $currentvalue = $Get[$config_att.Key]

            $currentvalue_nospace = $currentvalue -replace " ", ""

            if ($config_att.Value -ne $currentvalue_nospace){

                $bool = $false

                $drift  = "`nCurrentValue: $currentvalue_nospace`nDesiredValue: $($config_att.value)"

                $message = "Configuration is drifted in category $Category for $($config_att.Key). $drift"

                write-verbose $message

                Write-DellEventLog -Message $message -EventID 4 -EntryType Warning

            }

            else {

                write-Debug "Configuration is same for $config_att."

            }

    }

    else

    {

        $message = "Unsupported attribute $($config_att)"

        Write-Verbose $message

    }

   }

   return $bool

}

Export-ModuleMember -Function *-TargetResource

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