internal/Get-SqlDefaultPaths.ps1
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function Get-SqlDefaultPaths { <# .SYNOPSIS Internal function. Returns the default data and log paths for SQL Server. Needed because SMO's server.defaultpath is sometimes null. #> [CmdletBinding()] [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSUseSingularNouns", "")] param ( [Parameter(Mandatory = $true)] [ValidateNotNullOrEmpty()] [Alias("ServerInstance", "SqlServer")] [object]$SqlInstance, [Parameter(Mandatory = $true)] [ValidateNotNullOrEmpty()] [string]$filetype, [PSCredential]$SqlCredential ) try { if ($SqlInstance -isnot [Microsoft.SqlServer.Management.Smo.SqlSmoObject]) { $Server = Connect-SqlInstance -SqlInstance $SqlInstance -SqlCredential $SqlCredential } else { $server = $SqlInstance } } catch { Write-Message -Lvel Warning -Message "Cannot connect to $SqlInstance" break } switch ($filetype) { "mdf" { $filetype = "data" } "ldf" { $filetype = "log" } } if ($filetype -eq "log") { # First attempt $filepath = $server.DefaultLog # Second attempt if ($filepath.Length -eq 0) { $filepath = $server.Information.MasterDbLogPath } # Third attempt if ($filepath.Length -eq 0) { $sql = "select SERVERPROPERTY('InstanceDefaultLogPath') as physical_name" $filepath = $server.ConnectionContext.ExecuteScalar($sql) } } else { # First attempt $filepath = $server.DefaultFile # Second attempt if ($filepath.Length -eq 0) { $filepath = $server.Information.MasterDbPath } # Third attempt if ($filepath.Length -eq 0) { $sql = "select SERVERPROPERTY('InstanceDefaultDataPath') as physical_name" $filepath = $server.ConnectionContext.ExecuteScalar($sql) } } if ($filepath.Length -eq 0) { throw "Cannot determine the required directory path" } $filepath = $filepath.TrimEnd("\") return $filepath } |