Qmail

Allgemeine Informationen

qmail is an Internet Mail Transfer Agent (MTA) for UNIX-like operating systems. It's a drop-in replacement for the Sendmail system provided with UNIX operating systems. qmail uses the Simple Mail Transfer Protocol (SMTP) to exchange messages with MTA's on other systems.

Module

qmail is modular. |qmail-smtpd|accepts/rejects messages via SMTP |qmail-inject|injects messages locally |qmail-rspawn/qmail-remote|handles remote deliveries |qmail-lspawn/qmail-local|handles local deliveries |qmail-send|processes the queue |qmail-clean|cleans the queue

Verzeichnisse

• bedeutet, dass es eine weitere numerische Aufteilung aus Handlingsgründen gibt.

/var/qmail/	qmail root
/var/log/	log dir
/var/qmail/mailnames/<Domain>/<User>/.qmail (dot-qmail)	User spezifische Konfiguration
<qmail root>/users	the qmail-users database files
<qmail root>/bin	program binaries and scripts
<qmail root>/boot	startup scripts
<qmail root>/control	configuration files
<qmail root>/doc	documentation (except man pages)
mailnames/<Domain>/<User>/Maildir/cur/	Verzeichnis der aktuellen Mail. __,__ kennzeichnet ungelesene, __,S__ kennzeichnet vermutlich schon gelesene Mails
<qmail root>/man	man pages
<qmail root>/queue	the queue of unsent messages
<qmail root>/queue/bounce	permanent delivery errors
<qmail root>/queue/info*	envelope sender address
<qmail root>/queue/intd	envelope under construction by qmail
<qmail root>/queue/local*	local envelope recipient adress
<qmail root>/queue/lock	lock files
<qmail root>/queue/mess*	message files
<qmail root>/queue/pid	used to acquire an i-node number
<qmail root>/queue/remote*	remote envelope recipient address
<qmail root>/queue/todo	complete envelopes

Configuration

Nearly all configuration are located in the Template:Control subdirectory. The following files configure qmail: |virtualdomains|Auflistung der virtuellen Domains !!.qmail Delivery of a user's mail is usually controlled by one or more .qmail files. .qmail files contain a list of delivery instructions, one instruction per line. The first character of the line determines what kind of delivery is involved: |#|comment ||programm |__/__<MailDir>__/__|maildir |__/__<Mailbox>|mailbox |&|forward |<AlphaNum>|forward

User

All users are listed in the file Template:Assign in the Template:Users subdirectory.

Literatur

• [Life With QMail|file:///C:/Uwes/Documents/QMail/LifeWithQMail.pdf]