Postfix: Authentikasi SMTP untuk Client dengan DOVECOT

Sumber: http://wiki2.dovecot.org/HowTo/PostfixAndDovecotSASL

Cek apakah postfix mendukung dovecot

postconf -a

Edit konfigurasi dovecot

 vi /etc/dovecot/conf.d/10-master.conf

Pastikan

service auth {
  ...
  unix_listener /var/spool/postfix/private/auth {
      mode = 0660
      user = postfix
      group = postfix
  } ##end listener
  ...
}

Edit

vi /etc/dovecot/conf.d/10-auth.conf

Pastikan

auth_mechanisms = plain login

Edit

vi /etc/dovecot/conf.d/10-ssl.conf 

Pastikan

ssl = yes

Edit Postfix

Edit

vi /etc/postfix/main.cf

Pastikan

# TLS parameters
smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem
smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key
smtpd_use_tls=yes
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache

smtpd_tls_auth_only = no
smtpd_tls_loglevel = 1
smtpd_recipient_restrictions = permit_sasl_authenticated,permit_mynetworks,reject_unauth_destination
smtp_tls_security_level = may
smtpd_tls_security_level = may
smtp_tls_note_starttls_offer = yes
smtpd_tls_loglevel = 1
smtpd_tls_received_header = yes

smtpd_sasl_type = dovecot
smtpd_sasl_path = private/auth
smtpd_sasl_local_domain =
smtpd_sasl_security_options = noanonymous
broken_sasl_auth_clients = yes
smtpd_sasl_auth_enable = yes

smtpd_relay_restrictions = permit_mynetworks,
        permit_sasl_authenticated,
        reject_unauth_destination

Edit

vi /etc/postfix/master.cf 

Pastikan

submission inet n       -       -       -       -       smtpd
  -o syslog_name=postfix/submission
  -o smtpd_tls_security_level=encrypt
  -o smtpd_sasl_auth_enable=yes
  -o smtpd_reject_unlisted_recipient=no
#  -o smtpd_client_restrictions=$mua_client_restrictions
#  -o smtpd_helo_restrictions=$mua_helo_restrictions
#  -o smtpd_sender_restrictions=$mua_sender_restrictions
#  -o smtpd_recipient_restrictions=
  -o smtpd_relay_restrictions=permit_sasl_authenticated,reject
  -o milter_macro_daemon_name=ORIGINATING
smtps     inet  n       -       -       -       -       smtpd
  -o syslog_name=postfix/smtps
  -o smtpd_tls_wrappermode=yes
  -o smtpd_sasl_auth_enable=yes
  -o smtpd_reject_unlisted_recipient=no
#  -o smtpd_client_restrictions=$mua_client_restrictions
#  -o smtpd_helo_restrictions=$mua_helo_restrictions
#  -o smtpd_sender_restrictions=$mua_sender_restrictions
#  -o smtpd_recipient_restrictions=
  -o smtpd_relay_restrictions=permit_sasl_authenticated,reject
  -o milter_macro_daemon_name=ORIGINATING

Pastikan semua mail berjalan

Telnet, ketik

telnet localhost 25
ehlo test

Akan keluar

250-onnocenter.or.id
250-PIPELINING
250-SIZE 10240000
250-VRFY
250-ETRN
250-STARTTLS
250-AUTH PLAIN LOGIN
250-AUTH=PLAIN LOGIN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN

pastikan ada

• STARTTLS
• AUTH

Ketik

netstat -nl4

Akan keluar

Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State      
tcp        0      0 0.0.0.0:25              0.0.0.0:*               LISTEN     
tcp        0      0 127.0.0.1:953           0.0.0.0:*               LISTEN     
tcp        0      0 0.0.0.0:993             0.0.0.0:*               LISTEN     
tcp        0      0 0.0.0.0:995             0.0.0.0:*               LISTEN     
tcp        0      0 0.0.0.0:587             0.0.0.0:*               LISTEN     
tcp        0      0 0.0.0.0:110             0.0.0.0:*               LISTEN     
tcp        0      0 0.0.0.0:143             0.0.0.0:*               LISTEN     
tcp        0      0 0.0.0.0:465             0.0.0.0:*               LISTEN

Supaya client android gampang hidup-nya pastikan mesin kita mempunyai hostname

smtp.domainkita
pop3.domainkita
imap.domainkita

Setup di Mail Android

Set SMTP

• login require
• START/TLS
• port 465

Referensi

• http://wiki2.dovecot.org/HowTo/PostfixAndDovecotSASL