dbatools

1.0.166

internal/functions/Find-SqlInstanceUpdate.ps1

                                function Find-SqlInstanceUpdate {

    <#

        .SYNOPSIS

            Returns a SQL Server KB filesystem object based on parameters

        .DESCRIPTION

            Recursively searches specified folder for a file that matches the following pattern:

            "SQLServer$MajorVersion*-KB$KB-*$Architecture*.exe"

        .EXAMPLE

            PS> Find-SqlInstanceUpdate -MajorVersion 2016 -KB 412348 -Path \\my\updates

            Looks for SQLServer2016*-KB412348-*x64*.exe in \\my\updates and all the subfolders

    #>

    [OutputType('System.IO.FileInfo')]

    [CmdletBinding()]

    Param

    (

        [DbaInstanceParameter]$ComputerName,

        [pscredential]$Credential,

        [ValidateSet('Default', 'Basic', 'Negotiate', 'NegotiateWithImplicitCredential', 'Credssp', 'Digest', 'Kerberos')]

        [string]$Authentication = 'Default',

        [Parameter(Mandatory)]

        [ValidateNotNullOrEmpty()]

        [string]$MajorVersion,

        [Parameter(Mandatory)]

        [ValidateNotNullOrEmpty()]

        [string]$KB,

        [ValidateSet('x86', 'x64')]

        [string]$Architecture = 'x64',

        [string[]]$Path = (Get-DbatoolsConfigValue -Name 'Path.SQLServerUpdates')

    )

    begin {

    }

    process {

        if (!$Path) {

            throw "Path to SQL Server updates folder is not set. Consider running Set-DbatoolsConfig -Name Path.SQLServerUpdates -Value '\\path\to\updates' or specify the path in the original command"

        }

        $filter = "SQLServer$MajorVersion*-KB$KB-*$Architecture*.exe"

        Write-Message -Level Verbose -Message "Using filter [$filter] to check for updates in $Path"

        $getFileScript = {

            Param (

                $Path,

                $Filter

            )

            foreach ($folder in (Get-Item -Path $Path -ErrorAction Stop)) {

                $file = Get-ChildItem -Path $folder -Filter $filter -File -Recurse -ErrorAction Stop

                if ($file) {

                    return $file | Select-Object -First 1

                }

            }

        }

        $params = @{

            ComputerName   = $ComputerName

            Credential     = $Credential

            Authentication = $Authentication

            ScriptBlock    = $getFileScript

            ArgumentList   = @($Path, $filter)

            ErrorAction    = 'Stop'

            Raw            = $true

        }

        Invoke-CommandWithFallback @params

    }

}

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# SIG # End signature block