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Update CustomSettings.ini file.
<#
.SYNOPSIS
Update CustomSettings.ini file.
.DESCRIPTION
Updates one or more CUstomSettings.ini files with a common value.
Calling powershell.exe instance must have read/write privelages to the share.
.PARAMETER DeployShares
The full path to the share. Can be input from the pipeline
Example:
c:\DeploymentShare
\\localhost\DeploymentShare$
.PARAMETER Section
The section name to update.
.PARAMETER Name
THe name to update
.PARAMETER Value
The value to write
.EXAMPLE
C:\PS> .\Update-INIFiles -DeployShares c:\DeploymentShare -Section Default -Name AdminPassword -value 'P@ssw0rd'
set a new password in an MDT deployment share
.EXAMPLE
C:\PS> "\\localhost\DeploymentShare$" | .\Update-INIFiles -Section Default -Name AdminPassword -value 'P@ssw0rd'
set a new password in an MDT deployment share, get the file from the pipeline.
C:\PS> type .\MyMDTServerList.txt | .\Update-INIFiles -Section Default -Name AdminPassword -value 'P@ssw0rd'
set a new password in an MDT deployment share, get the list of files from a list of servers passed in through the cmdline.
.EXAMPLE
C:\PS> [Reflection.Assembly]::LoadWithPartialName("System.Web") | out-null
C:\PS> $NewPassword = [System.Web.Security.Membership]::GeneratePassword(10,2)
C:\PS> "The new password will be: $NewPassword"
The new password will be: F{nK:*[L}H
C:\PS> type .\MyMDTServerList.txt | .\Update-INIFiles -Section Default -Name AdminPassword -value $NewPassword
Generate a new random password with powershell, then update all Cs.ini files from a list of servers passed in through the command line.
.LINK
https://foxdeploy.com/2014/09/04/adding-whatif-support-to-your-scripts-the-right-way-and-how-you-shouldnt-do-it/
#>
[cmdletbinding(SupportsShouldProcess=$true)]
param(
[parameter(Mandatory=$true, ValueFromPipeline=$true)]
$DeployShares,
[parameter(Mandatory=$true)]
[string] $Section,
[parameter(Mandatory=$true)]
[string] $Name,
[parameter(Mandatory=$true)]
[string] $Value
)
begin {
## The signature of the Windows API that retrieves INI settings
$signature = @'
[DllImport("kernel32.dll", CharSet=CharSet.Unicode, SetLastError=true)]
public static extern bool WritePrivateProfileString(
string lpAppName,
string lpKeyName,
string lpString,
string lpFileName);
[DllImport("Kernel32.dll")]
public static extern uint GetLastError();
'@
## Create a new type that lets us access the Windows API function
$type = Add-Type -MemberDefinition $signature -Name API -Namespace Win32 -PassThru
}
process {
foreach ( $DPShare in $DeployShares ) {
if ($pscmdlet.ShouldProcess("$DPShare", "CustomSettings.ini write")){
$result = [Win32.API]::WritePrivateProfileString($Section, $Name, $Value, "$DPShare\control\customsettings.ini")
if ( -not $result ) {
$err = [Win32.API]::GetLastError()
throw ( New-Object ComponentModel.Win32Exception ($err -as [int]) )
}
}
}
}
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