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.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./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./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。
|