hmailserver: Lọc địa chỉ email bị lỗi trong file log awstats

hMailServer is a free, open source, e-mail server for Microsoft Windows.
Powershell script lọc địa chỉ email bị lỗi 550 trong file log awstats

# Default hmailserver's log folder
$Dir="C:\Program Files (x86)\hMailServer\Logs"

# Email pattern
$regex = '\b[A-Za-z0-9._%-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,4}\b'

$today = (Get-Date).ToString("yyyy-MM-dd")
# Scan hmailserver's awstats log file for 550 return code
Select-String -Pattern '\tSMTP\t\?\t550\t0$' $Dir\hmailserver_awstats.log  | Out-File $Dir\hmailserver_awstats-$today.txt -width 200 -Append


if($?) {
select-string -Path $Dir\hmailserver_awstats-$today.txt -Pattern $regex -AllMatches | % { $_.Matches } | % { $_.Value } > $Dir\hmailserver_awstats-$today-filtered.txt
}


# Remove duplicate lines
if($?) {
Get-Content $Dir\hmailserver_awstats-$today-filtered.log.txt | sort | Get-Unique > $Dir\hmailserver_awstats-$today-unique.txt
}
# End of script