Razor2, pyzor e DCC Antispam no iRedMail

Instalando Razor2

# apt-get install razor
# mkdir /var/lib/amavis/.razor
# chown -Rf amavis:amavis /var/lib/amavis/.razor

# su amavis
$ razor-admin -home=/var/lib/amavis/.razor -create
$ razor-admin -home=/var/lib/amavis/.razor -discover
$ razor-admin -home=/var/lib/amavis/.razor -register
$ exit

Instalando pyzor

# apt-get install pyzor
# mkdir /var/lib/amavis/.pyzor
# chown amavis:amavis /var/lib/amavis/.pyzor

# su amavis
$ pyzor --homedir /var/lib/amavis/.pyzor discover
$ exit

Insira no final do arquivo /etc/spamassassin/local.cf

use_razor2 1
score RAZOR2_CHECK 2.500
score PYZOR_CHECK 2.500

Reinicia o amavis

/etc/init.d/amavis restart

Adicionando regras no Iptables

adicionei no final do arquivo /etc/default/iptables

# Razor2
-A OUTPUT -p tcp --dport 2703 -j ACCEPT


# pyzor
-A OUTPUT -p udp --dport 24441 -j ACCEPT
-A INPUT -p tcp --dport 24441 -j ACCEPT

e reinicie

/etc/init.d/iptables restart

Testando

# su amavis

//testando Razor2
$ spamassassin -t -D razor2 < /usr/share/doc/spamassassin/examples/sample-spam.txt

//testando pyzor
$ spamassassin -t -D pyzor < /usr/share/doc/spamassassin/examples/sample-spam.txt

Referências

• http://oskarhane.com/better-spam-protection-for-iredmail-by-adding-razor2-and-pyzor/