Script for downloading IIS logs from Azure and updating AWStats

UpdateAWStats.ps1

# FTP details
$ftpServer = ''
$ftpUsername = ''
$ftpPassword = ''

# local paths
$perlPath = 'C:\Perl\bin\perl.exe'
$awstatsPath = 'C:\WWW\Internal\awstats-7.3\wwwroot\cgi-bin\awstats.pl'
$downloadDir = 'C:\WWW\_Logs\Azure'

# common credentials for FTP access
$credentials = New-Object System.Net.NetworkCredential($ftpUsername, $ftpPassword)

# get list of files
[System.Net.FtpWebRequest]$ftp = [System.Net.WebRequest]::Create($ftpServer)
$ftp.Credentials = $credentials
$ftp.Method = [System.Net.WebRequestMethods+FTP]::ListDirectory
$response = $ftp.GetResponse().GetResponseStream();
[System.IO.StreamReader]$reader = New-Object System.IO.StreamReader($response)

# download files
$webClient = New-Object System.Net.WebClient
$webClient.Credentials = $credentials
$localFiles = @()
while (($file = $reader.ReadLine()) -ne $null)
{
	$localFile = $file.Substring(7)	# strip file prefix (1d66b1-201509260745.log -> 201509260745.log)
	$localFiles += $localFile
	$localPath = Join-Path $downloadDir $localFile
	"Downloading $file"
	$webClient.DownloadFile($ftpServer + $file, $localPath)
	"Downloaded to $localPath"
}

# sort files to put the latest (incomplete) one at the end
$localFiles = $localFiles | sort

# process all but the latest file
for ($i = 0; $i -lt $localFiles.Length - 1; $i++)
{
	$localPath = Join-Path $downloadDir $localFiles[$i]
	$cmd = "$perlPath $awstatsPath -config=damirscorner -LogFile=$localPath"
	"Processing $localPath"
	$cmd
	Invoke-Expression $cmd
}