Debian auf Maildir umstellen

Quelle: https://wiki.debian.org/MaildirConfiguration

Vorgehen

Neue Datei anlegen: /etc/procmailrc

Inhalt:

ORGMAIL=${HOME}/Maildir/
DEFAULT=${ORGMAIL}

Anpassungen /etc/login.defs

QMAIL_DIR      Maildir/
#MAIL_DIR        /var/mail
# Note: QMAIL_DIR alone does not work as advertised... also need MAIL_FILE
MAIL_FILE      Maildir/

Anpassungen /etc/pam.d/login

 # in /etc/login.defs to make sure that removing a user 
 # also removes the user's mail spool file.
 # See comments in /etc/login.defs
-session    optional   pam_mail.so standard
+session    optional   pam_mail.so dir=~/Maildir standard

Anpassungen /etc/pam.d/sshd

 # Print the status of the user's mailbox upon successful login.
-session    optional     pam_mail.so standard noenv # [1]
+session    optional     pam_mail.so dir=~/Maildir standard # [1]

Anpassungen /etc/pam.d/su

 # "nopen" stands to avoid reporting new mail when su'ing to another user
-session    optional   pam_mail.so nopen
+session    optional   pam_mail.so dir=~/Maildir nopen