Postfix + Clamav + ClamSMTP2017/06/26

	Configure Virus-Scanning with Postfix + Clamav + ClamSMTP.
[1]	Install Clamav, refer to here.
[2]	Install Clamd and Clamsmtp.

root@mail:~#

apt -y install clamav-daemon clamsmtp

root@mail:~#

vi /etc/clamsmtpd.conf

# line 27: uncomment

Header: X-AV-Checked: ClamAV using ClamSMTP

# line 45: change

User:

clamav

root@mail:~#

chown -R clamav. /var/spool/clamsmtp

root@mail:~#

chown -R clamav. /var/run/clamsmtp

root@mail:~#

vi /etc/postfix/main.cf

# add to the end

content_filter = scan:127.0.0.1:10026

root@mail:~#

vi /etc/postfix/master.cf

# add to the end

scan unix -       -       n       -       16       smtp
   -o smtp_data_done_timeout=1200
   -o smtp_send_xforward_command=yes
   -o disable_dns_lookups=yes
127.0.0.1:10025 inet n       -       n       -       16       smtpd
   -o content_filter=
   -o local_recipient_maps=
   -o relay_recipient_maps=
   -o smtpd_restriction_classes=
   -o smtpd_client_restrictions=
   -o smtpd_helo_restrictions=
   -o smtpd_sender_restrictions=
   -o smtpd_recipient_restrictions=permit_mynetworks,reject
   -o mynetworks_style=host
   -o smtpd_authorized_xforward_hosts=127.0.0.0/8

root@mail:~#

systemctl restart clamav-daemon clamsmtp postfix

These lines below are added in header section of emails after this configuration.

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