Raspberrypi.mail

Konzept

Internet     |   Raspi 
             |
:25 (smtp)   ->  [ Postfix ] -> Filesystem "/var/mail/user"
             |               -> dovecot User API 
             |
:110 (pop3)  ->  [ dovecot ] -> Filesystem "/var/mail/user"
             |               -> Linux User API

Vorarbeiten

chmod 777 mail

postfix

http://www.postfix.org/features.html

apt-get install postfix

main.cf

virtual_maps = hash:/etc/postfix/virtual
smtpd_sasl_auth_enable = yes
smtpd_sasl_type = dovecot

Test

• https://www.thomas-krenn.com/de/wiki/TCP_Port_25_(smtp)_Zugriff_mit_telnet_%C3%BCberpr%C3%BCfen
• https://www.ndchost.com/wiki/mail/test-smtp-auth-telnet

dovecot

https://dovecot.org/

apt-get install dovecot-pop3d

10-ssl.conf

10-master.conf

10-logging.conf

auth-system.conf.ext

10-auth.conf

10-mail.conf

Test

• https://blog.yimingliu.com/2009/01/23/testing-a-pop3-server-via-telnet-or-openssl/

eMail-Konten anlegen

# adduser --no-create-home --ingroup postfix --disabled-login user
useradd --gid postfix --create-home --shell /bin/false user
echo "user:***" | chpasswd
chmod 777 /home/user
touch /var/mail/user
chown user /var/mail/user
chgrp postfix /var/mail/user
chmod 0660 /var/mail/user