drain-xaserver.ps1 gist 3

drain-xaserverc.ps1

while ($sessCount -ge 0) {
    $xaSessions = (Get-XASession -ComputerName $XMLBroker -ServerName $XenAppServerName -full | where {($_.State -eq 'Active' -or $_.State -eq 'Disconnected') -and $_.Protocol -eq 'Ica'} | select SessionId,accountname,state,lastinputtime -Unique)    
    $sessCount = ($xaSessions | measure).count    
    $curTime = (get-date -Format T)
    write-host "Current time is: $curTime"
    Write-Host "Current session Count = $sessCount on $XenAppServerName" -ForegroundColor White
    if ($sessCount -eq 0) {
        Write-Host "$XenAppServerName is free of users (ICA Sessions)" -ForegroundColor White
        Exit 0
    } else {
        $disconnected = @()
        Write-Host "Checking for disconnected and idle users on $XenAppServername" -ForegroundColor White
        $disconnected = $xaSessions | Where-Object {$_.State -eq 'Disconnected'}
        $active = $xaSessions | Where-Object {$_.State -eq 'Active'}
        if ($timeout -ne 0) {            # Check if aggression is not Green, otherwise don't look at Active sessions
             foreach ($idleuser in $active) {
                $idleusertime =  (New-TimeSpan -Start (get-date) -End $idleuser.LastInputTime).negate().Minutes + ((New-TimeSpan -Start (get-date) -End $idleuser.LastInputTime).negate().hours * 60)
                if ($idleusertime -gt $timeOut) {
                    $user = $idleuser.accountname.Tostring()
                    write-verbose "$user has been idle for $idleusertime minutes. They will be disconnected."
                    [array]$disconnected += $idleuser
                 }
            }
            $xaSessions = (Get-XASession -ComputerName $XMLBroker -ServerName $XenAppServerName -full | where {($_.State -eq 'Active' -or $_.State -eq 'Disconnected') -and $_.Protocol -eq 'Ica'} | select SessionId,accountname,state,lastinputtime -Unique)
            $sessCount = ($xaSessions | measure).count
        }
        if ($disconnected -eq $null) {
            Write-Host "There are no disconnected sessions on $XenAppServerName" -ForegroundColor White
            Write-Host "Waiting 10 minutes" -ForegroundColor Red
            Start-Sleep -Seconds 600
        } else {
            Write-host "Logging off" ($disconnected | measure).count "disconnected users from $XenAppServerName" -ForegroundColor White
            foreach ($user in $disconnected) {
                $namedUser = $user.AccountName
                write-host "Logging off $namedUser" -ForegroundColor White
                Stop-XASession -ComputerName $XMLBroker -ServerName $XenAppServerName -SessionId $user.SessionId
            }
            $xaSessions = (Get-XASession -ComputerName $XMLBroker -ServerName $XenAppServerName -full | where {($_.State -eq 'Active' -or $_.State -eq 'Disconnected') -and $_.Protocol -eq 'Ica'} | select SessionId,accountname,state,lastinputtime -Unique)
            $sessCount = ($xaSessions | measure).count
        }
    }
}