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Script powershell de sauvegarde Exchange 2007

// juillet 28th, 2009 // Exchange 2007

Ci dessous un script en PowerShell pour la sauvegarde d’un serveur Exchange 2007

function perform_backup ([string] $ServerName, [string] $BackupRootDrive) {

### Parametres ###
$BackupScriptPath = $BackupRootDrive + "Backup-Exchange\Configuration-Backup-Exchange\"
$BackupPath = $BackupRootDrive + "Backup-Exchange\"

#Parametres Mail
$EmailReportTo = "Votre_email@votre_domaine"
$EmailReportFromAddress = "aotre_email@voter_domaine"
$EmailSMTPServer = "serveur_smtp"

$BackupLog = $BackupScriptPath + "ExchangeBackupLogs.log"

#Creation du fichier de log - On remplace le fichier si il existe
new-item $BackupLog -type file -force

#Ajout des clés de registre pour augmenter la perf de ntbackup
New-ItemProperty -Path:"HKCU:Software\Microsoft\Ntbackup\Backup Engine" -Name:"Logical Disk Buffer Size" -Value:"64" -PropertyType:"String" -Force
New-ItemProperty -Path:"HKCU:Software\Microsoft\Ntbackup\Backup Engine" -Name:"Max Buffer Size" -Value:"1024" -PropertyType:"String" -Force
New-ItemProperty -Path:"HKCU:Software\Microsoft\Ntbackup\Backup Engine" -Name:"Max Num Tape Buffers" -Value:"16" -PropertyType:"String" -Force

Get-MailboxDatabase -Server:$ServerName | foreach{

#Creation du fichier JET pour NTBackup
$JetBackupSyntax = "JET " + $_.ServerName + "\Microsoft Information Store\" + $_.StorageGroupName + "\" + $_.AdminDisplayName + "`n"
$BksFileName = $BackupScriptPath + $_.ServerName + "" + $_.StorageGroupName + "" + $_.AdminDisplayName + ".bks"
$JetBackupSyntax | out-file -filepath $BksFileName -encoding unicode

#Lancement de NTBackup
$BksDescriptiveName = $_.ServerName + "-" + $_.StorageGroupName.Replace(" ","_") + "-" + $_.AdminDisplayName.Replace(" ","_")
&cmd /c "C:\WINDOWS\system32\ntbackup.exe backup `"@$BksFileName`" /n $BksDescriptiveName /d $BksDescriptiveName /v:no /r:no /rs:no /hc:off /m normal /fu /j `"$BksDescriptiveName`" /l:s /f $BackupPath$BksDescriptiveName.bkf"

#Append database backup log to server backup log
&type (get-childitem "$Home\Local Settings\Application Data\Microsoft\Windows NT\NTBackup\data\" | Sort -Property:LastWriteTime -Descending)[0].FullName >> $BackupLog
}
Get-PublicFolderDatabase -Server:$ServerName | foreach{

#Create the backup JET file for NTBackup
$JetBackupSyntax = "JET " + $_.ServerName + "\Microsoft Information Store\" + $_.StorageGroupName + "\" + $_.AdminDisplayName + "`n"
$BksFileName = $BackupScriptPath + $_.ServerName + "" + $_.StorageGroupName + "" + $_.AdminDisplayName + ".bks"
$JetBackupSyntax | out-file -filepath $BksFileName -encoding unicode

#Call NTBackup to backup the database
$BksDescriptiveName = $_.ServerName + "-" + $_.StorageGroupName.Replace(" ","_") + "-" + $_.AdminDisplayName.Replace(" ","_")
&cmd /c "C:\WINDOWS\system32\ntbackup.exe backup `"@$BksFileName`" /n $BksDescriptiveName /d $BksDescriptiveName /v:no /r:no /rs:no /hc:off /m normal /fu /j `"$BksDescriptiveName`" /l:s /f $BackupPath$BksDescriptiveName.bkf"

#Append database backup log to server backup log
&type (get-childitem "$Home\Local Settings\Application Data\Microsoft\Windows NT\NTBackup\data\" | Sort -Property:LastWriteTime -Descending)[0].FullName >> $BackupLog
}

#Add line breaks to format the backup log
$BackupLogFormatted = ""
Get-Content $BackupLog | foreach { $BackupLogFormatted += $_ + "`n" }

#Email the backup log
$smtp = New-Object Net.Mail.SmtpClient -arg $EmailSMTPServer
$smtp.Send($EmailReportFromAddress,$EmailReportTo,"Exchange Backup Results for " + $ServerName + ": " + $(Get-Date).ToString('MM/dd/yyyy'),$BackupLogFormatted)

}

### Start of backup script ###

if (Test-Path D:\)
{
perform_backup "nom_su_serveur_exchange" "D:\"
}
else
{
write-host "--- Echec acces D: ---";
}