Functions/Get-GraylogSidecarVersion.ps1
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<#
.SYNOPSIS Get the installed Graylog Sidecar version. .DESCRIPTION Scan the MSI Uninstall registry key to detect, if the Graylog Sidecar is installed. Return the installed version or an empty string, if not installed. .EXAMPLE PS C:\> Get-GraylogSidecarVersion This will return the current intalled version. #> function Get-GraylogSidecarVersion { [CmdletBinding()] [OutputType([System.String])] param () try { $displayVersion = Get-ItemPropertyValue -Path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\GraylogSidecar' -Name 'DisplayVersion' -ErrorAction Stop Write-Verbose "Graylog Sidecar Version = $displayVersion" return $displayVersion } catch { Write-Verbose 'Graylog Sidecar Version does not exist' return '' } } |