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July 14, 2005
SpamAssassin的简单应用
这里我们只讲SpamAssassin的简单应用,就是利用SpamAssassin的规则集把垃圾邮件标注为垃圾邮件,然后在客户端outlook用策略把带有垃圾邮件字符的邮件自动转移到垃圾邮件目录。
参看文章
CCERT中文垃圾邮件过滤规则集
试验环境:redhat9.0
前提条件:已经安装好qmail,本文已经搭建的环境是qmail+vpopmail+igeus
1:安装SpamAssassin
安装方法1:直接通过CPAN安装
perl -MCPAN -e shell
install Mail::SpamAssassin
2:自己编译安装
去http://spamassassin.apache.org下载最新版本的软件
解压后:# perl Makefile.PL
# make
# make install
如果make过程中报错,可以参看此文解决相关问题http://blog.5ilinux.com/archives/2005/07/spamassassin.html
3:配置local.cf文件
# vi /etc/mail/spamassassin/local.cf
# How many hits before a message is considered spam.
required_hits 9.5# Text to prepend to subject if rewrite_subject is used
rewrite_header Subject *****垃圾邮件*****# Encapsulate spam in an attachment
report_safe 1# Enable the Bayes system
use_bayes 1# Enable Bayes auto-learning
bayes_auto_learn 1# Enable or disable network checks
skip_rbl_checks 1
use_razor2 0
use_dcc 0
use_pyzor 0# Mail using languages used in these country codes will not be marked
# as being possibly spam in a foreign language.
ok_languages all# Mail using locales used in these country codes will not be marked
# as being possibly spam in a foreign language.
ok_locales all
关于SpamAssassin的配置文件,可参考SpamAssassin 3.x 配置指南(中文版)
4:下载垃圾邮件中文规则集
wget -N -P /usr/share/spamassassin www.ccert.edu.cn/spam/sa/Chinese_rules.cf
5:qmail和SpamAssassin的结合
在SpamAssassin 3.x 的spamc 目录下编译qmail-spamc
# cc -O -o qmail-spamc qmail-spamc.c
# install -m 755 qmail-spamc /var/qmail/bin
# ln -s /var/qmail/bin/qmail-queue /usr/bin/qmail-queue
编辑 /etc/tcp.smtp 如下
127.:allow,RELAYCLIENT=""
:allow,QMAILQUEUE="/var/qmail/bin/qmail-spamc"
然后:
tcprules tcp.smtp.cdb tcp.smtp.tmp < tcp.smtp
在编译目录spamd目录下
mv redhat-rc-script.sh /etc/rc.d/init.d/spamd
启动spamd
/etc/rc.d/init.d/spamd start
这样SpamAssassin会根据规则集自动判断垃圾邮件,把认为潜在可能的垃圾邮件打上****垃圾邮件****的标,一目了然,至于客户端outlook怎么设置策略自动转移垃圾邮件,就不用我说了吧。
由 frank 发表于 July 14, 2005 9:34 PM
相关文章
Hi Frank,
请问是否可以解除SA跟qmail直接的绑定呢,我现在把/etc/tcp.smtp里的:allow,QMAILQUEUE="/var/qmail/bin/qmail-spamc"删除,就报451错误。
由 Leon 发表于 March 14, 2007 10:41 PM