PSCredentialStore/src/Private/Test-CSPfxCertificate.ps1

82 lines
2.0 KiB
PowerShell

function Test-CSPfxCertificate {
<#
.SYNOPSIS
Tests if the given certificate exists in a store.
.DESCRIPTION
Use this function to ensure if a certificate is already imported into a given store.
.PARAMETER Thumbprint
Provide one or more thumbprints.
.PARAMETER StoreName
Select the store name in which you want to search the certificates.
.PARAMETER StoreLocation
Select between the both available locations CurrentUser odr LocalMachine.
.INPUTS
[None]
.OUTPUTS
[bool]
.EXAMPLE
Test-CSPfxCertificate -Thumbprint '12345678' -StoreName 'My' -StoreLocation 'CurrentUser'
#>
[CmdletBinding()]
[OutputType([bool])]
param (
[Parameter(Mandatory = $true, ValueFromPipeline = $true)]
[ValidateNotNullOrEmpty()]
[string]$Thumbprint,
[Parameter(Mandatory = $false)]
[ValidateSet(
'AddressBook',
'AuthRoot',
'CertificateAuthority',
'Disallowed',
'My',
'Root',
'TrustedPeople',
'TrustedPublisher'
)]
[string]$StoreName = 'My',
[Parameter(Mandatory = $false)]
[ValidateSet(
'CurrentUser',
'LocalMachine'
)]
[string]$StoreLocation = 'CurrentUser'
)
begin {
$Store = [System.Security.Cryptography.X509Certificates.X509Store]::New($StoreName, $StoreLocation)
try {
$Store.Open('ReadOnly')
}
catch {
$_.Exception.Message | Write-Error -ErrorAction Stop
}
}
process {
# Script analyzer issue (unused var) workaround
$null = $Thumbprint
$Cert = $Store.Certificates | Where-Object { $_.Thumbprint -eq $Thumbprint }
if ($null -eq $Cert) {
return $false
}
else {
return $true
}
}
end {
$Store.Close()
}
}