Så här har jag gjort det tidigare, det använder sig av händelser från StandardOut och StandardError. Eftersom dessa exekveras asynkront har du inte helt kontroll över utgången (i termer av när det händer), men det bör vara nära det du behöver.
$SqlCommandArguments = @()
$SqlCommandArguments += "-S $DbHost"
$SqlCommandArguments += "-d $DbSchema"
$SqlCommandArguments += "-Q `"do some crazy db change here`""
ExecuteProcess -FileName "SqlCmd.exe" -CommandArguments $SqlCommandArguments -Verbose:$VerbosePreference
function ExecuteProcess
{
[cmdletbinding()]
param
(
[string]$FileName,
[string[]]$CommandArguments
)
Write-Verbose "$FileName $CommandArguments"
$startInfo = New-Object System.Diagnostics.ProcessStartInfo
$startInfo.FileName = $FileName
$startInfo.Arguments = $CommandArguments
$startInfo.RedirectStandardError = $true
$startInfo.RedirectStandardOutput = $true
$startInfo.UseShellExecute = $false
$startInfo.CreateNoWindow = $true
$process = New-Object System.Diagnostics.Process
$process.StartInfo = $startInfo
$eventOutputDataReceived = Register-ObjectEvent -InputObject $process -EventName OutputDataReceived -MessageData $VerbosePreference -Action {
if ($($EventArgs.data))
{
Write-Verbose $EventArgs.data -verbose:$event.MessageData
}
}
$global:standardError = New-Object System.Text.StringBuilder
$eventErrorDataReceived = Register-ObjectEvent -InputObject $process -EventName ErrorDataReceived -Action {
if ($($EventArgs.data))
{
$global:standardError.Append("$($EventArgs.data)`r`n")
Write-Warning -message $EventArgs.data
}
}
$process.Start() | Out-Null
$process.BeginOutputReadLine()
$process.BeginErrorReadLine()
$process.WaitForExit()
Unregister-Event -SourceIdentifier $eventOutputDataReceived.Name
Unregister-Event -SourceIdentifier $eventErrorDataReceived.Name
$exitCode = $process.ExitCode
if ($exitCode -ne 0)
{
Write-Error $global:standardError.ToString()
throw "$FileName Failed!"
}
}