安装Postfix邮件服务器

at 2013-04-16 under postfix mail server

安装Postfix

cyrus-sasl-2.1.26

cyrus-imapd-2.4.17

yum install openssl db4-devel libsnmp-devel
yum -y install perl-CPAN
wget ftp://ftp.cuhk.edu.hk/pub/packages/mail-server/postfix/official/postfix-2.10.0.tar.gz
wget ftp://ftp.cyrusimap.org/cyrus-sasl/cyrus-sasl-2.1.26.tar.gz
wget ftp://ftp.cyrusimap.org/cyrus-imapd/cyrus-imapd-2.4.17.tar.gz

#创建用户
useradd -M -s /bin/false -p* postfix
groupadd postdrop
#安装cyrus-sasl
tar xzf cyrus-sasl-2.1.26.tar.gz
cd cyrus-sasl-2.1.26
./configure --prefix=/opt/cyrus/cyrus-sasl-2.1.26 \
        --enable-login --enable-ntlm
make && make install
cd ..
#安装cyrus-imapd
tar xzf cyrus-imapd-2.4.17.tar.gz
cd cyrus-imapd-2.4.17
./configure --prefix=/opt/cyrus/cyrus-imapd-2.4.17 --with-lock=fcntl \
        --with-sasl=/opt/cyrus/cyrus-sasl-2.1.26 \
        --with-openssl
make && make install
cd ..

#安装postfix
tar xzf postfix-2.10.0.tar.gz
cd postfix-2.10.0
if [ `uname -m` =~ &#39;x86_64&#39; ]; then
    ln -s /opt/cyrus/cyrus-sasl-2.1.26/lib/libsasl2.so.3.0.0 /usr/lib64/libsasl2.so.3
else
    ln -s /opt/cyrus/cyrus-sasl-2.1.26/lib/libsasl2.so.3.0.0 /usr/lib/libsasl2.so.3
fi
make makefiles --always-make CCARGS=&#39;-I/opt/cyrus/cyrus-sasl-2.1.26/include/sasl \
        -DDEF_CONFIG_DIR=\&#34;/etc/postfix\&#34; -DFD_SETSIZE=2048 -DUSE_CYRUS_SASL -DUSE_TLS&#39; \
        AUXLIBS=&#39;-L/opt/cyrus/cyrus-sasl-2.1.26/lib/sasl2 -lssl -lcrypto&#39;
make
make install

#postfix2.7的问题
#安装过程中需要回答问题，下面三个问题，请使用右边的回答，其他直接按回车用默认值
#  [/usr/bin/mailq]                     /usr/bin/mailq.postfix
#  [/usr/bin/newaliases]                /usr/bin/newaliases.postfix
#  [/usr/sbin/sendmail]                 /usr/sbin/sendmail.postfix

#postfix-2.10的问题，一路回车使用默认值
#install_root: [/]
#tempdir: [/home/xxx/yyy/postfix-2.10.0]
#config_directory: []
#command_directory: [/usr/sbin]
#daemon_directory: [/usr/libexec/postfix]
#data_directory: [/var/lib/postfix]
#html_directory: [no]
#mail_owner: [postfix]
#mailq_path: [/usr/bin/mailq]
#manpage_directory: [/usr/local/man]
#newaliases_path: [/usr/bin/newaliases]
#queue_directory: [/var/spool/postfix]
#readme_directory: [no]
#sendmail_path: [/usr/sbin/sendmail]
#setgid_group: [postdrop]

cd ..

配置postfix

# 添加以下内容到main.cf echo [BELOW TEXT] >> /etc/postfix/main.cf
local_recipient_maps =
#请将所有的mail.example.com和example.com替换为您的MX域名
###############postfix#################################
myhostname = mail.example.com
myorigin = example.com
mydomain = example.com
append_dot_mydomain = no
mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain
#mynetworks = 192.168.1.0/24, 10.0.0.0/24, 127.0.0.0/8
mynetworks = 127.0.0.1, 192.168.0.0/24  #只接收本机和局域网的邮件
#body_checks = regexp:/etc/postfix/body_checks  #用于从邮件中提取信息记录到postfix日志

############################CYRUS-SASL############################
broken_sasl_auth_clients = yes
smtpd_recipient_restrictions=permit_mynetworks,permit_sasl_authenticated,reject_invalid_hostname,reject_non_fqdn_hostname,reject_unknown_sender_domain,reject_non_fqdn_sender,reject_non_fqdn_recipient,reject_unknown_recipient_domain,reject_unauth_pipelining,reject_unauth_destination
smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain = $myhostname
smtpd_sasl_security_options = noanonymous
#postfix v2.9以上请注释下面这行，否则启动postfix时弹出警告信息
#smtpd_sasl_application_name = smtpd
smtpd_banner = Welcome to our $myhostname ESMTP,Warning: Version not Available!

# echo [BELOW TEXT] > /etc/postfix/smtpd.conf
echo &#34;pwcheck_method: saslauthd&#34; >> /etc/postfix/smtpd.conf
echo &#34;mech_list: PLAIN LOGIN&#34; >> /etc/postfix/smtpd.conf

# echo [BELOW TEXT] >> /etc/postfix/body_checks
/\/account\/([a-z_]+)\/veri/  WARN &#34;$1&#34;
/verify=3D([0-9a-f]+)/  WARN &#34;$1&#34;

# 设置
rm -f /usr/sbin/sendmail
ln -s /usr/sbin/sendmail.postfix /usr/sbin/sendmail
rm -f /etc/alternatives/mta
ln -s /usr/sbin/sendmail.postfix /etc/alternatives/mta

rm -f /usr/sbin/saslauthd
ln -s /opt/cyrus/cyrus-sasl-2.1.26/sbin/saslauthd /usr/sbin/saslauthd
rm -rf /etc/postfix
ln -s /etc/postfix /etc/postfix

启动、测试、过滤日志

# 启动
#如果没有chkconfig，请用sysv-rc-conf代替
#apt-get install sysv-rc-conf
/etc/rc.d/init.d/sendmail stop
chkconfig sendmail off
chkconfig --list sendmail
chkconfig saslauthd on
chkconfig --list saslauthd
/etc/rc.d/init.d/saslauthd start
postfix start

# 测试，收件人为who@where.com
telnet localhost 25
EHLO mail.example.com
MAIL FROM:admin@example.com
RCPT TO:who@where.com NOTIFY=success,failure
DATA
subject:Mail test!
This is just a mail test!!!
.
#上面单独一行的点表示消息结束

#从日志中统计退回、拒收、超时失败的邮件
#grep &#34;status=bounced&#34; /var/log/maillog | gawk &#39;match($0,/to=/){print substr($0,RSTART+4,RLENGTH-5)}&#39;
#grep &#34;status=deferred&#34; /var/log/maillog | gawk &#39;match($0,/to=/){print substr($0,RSTART+4,RLENGTH-5)}&#39;
#grep &#34;status=expired&#34; /var/log/maillog | gawk &#39;match($0,/to=/){print substr($0,RSTART+4,RLENGTH-5)}&#39;