|
Run with Clamav
|
| [1] | Configure SMTP Server in order to scan emails to protect from virus or spams. Install clamav first. |
|
# install from DAG [root@mail ~]# yum --enablerepo=dag -y install clamd amavisd-new [root@mail ~]# vi /etc/clamd.conf # line 72: change LocalSocket /var/run/clamav/clamd.sock # line 80: make it comment # TCPSocket 3310# line 149: change AllowSupplementaryGroups yes [root@mail ~]# vi /etc/amavisd.conf # line 20: specify domain name $mydomain = ' server.world ';# line 80: make it comment (not notify if virus detected) # $virus_admin = "virusalert\@$mydomain"; # line 113: uncomment and specify FQDN $myhostname = ' mail.server.world ';# line 115,116: uncomment $notify_method = 'smtp:[127.0.0.1]:10025'; $forward_method = 'smtp:[127.0.0.1]:10025'; # line 118: uncomment thease 4 lines $final_virus_destiny = D_DISCARD; $final_banned_destiny = D_BOUNCE; $final_spam_destiny = D_BOUNCE; $final_bad_header_destiny = D_PASS; # line 321: uncomment thease 4 lines ['ClamAV-clamd', &ask_daemon, ["CONTSCAN {}\n", "/var/run/clamav/clamd .sock "],qr/\bOK$/, qr/\bFOUND$/, qr/^.*?: (?!Infected Archive)(.*) FOUND$/ ], [root@mail ~]# vi /etc/postfix/main.cf # add at the bottom content_filter=smtp-amavis:[127.0.0.1]:10024 [root@mail ~]# vi /etc/postfix/master.cf # add at the bottom smtp-amavis unix - - n - 2 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 - - 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=127.0.0.0/8 -o strict_rfc821_envelopes=yes -o smtpd_error_sleep_time=0 -o smtpd_soft_error_limit=1001 -o smtpd_hard_error_limit=1000 [root@mail ~]# /etc/rc.d/init.d/clamd start Stopping Clam AntiVirus Daemon: [ OK ] Starting Clam AntiVirus Daemon: Running as user clamav (UID 100, GID 101) [ OK ] [root@mail ~]# /etc/rc.d/init.d/amavisd start Starting Mail Virus Scanner (amavisd): [ OK ] [root@mail ~]# /etc/rc.d/init.d/spamassassin start Starting spamd: [ OK ] [root@mail ~]# /etc/rc.d/init.d/postfix restart Shutting down postfix: [ OK ] Starting postfix: [ OK ] [root@mail ~]# chkconfig amavisd on [root@mail ~]# chkconfig spamassassin on [root@mail ~]# chkconfig clamd on |
| These lines below are added in header section of emails after this configuration. | |
|