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RedHat Enterprise 5.4 搭建完整Postfix 邮件服务器(courier-imap,courier-authlib,extmail,extman)

2011-08-12 18:05 471 查看
导师让搭建一个邮件服务器,上网搜了一些教程,但是都有错误,在我三天半的努力下终于搭建完毕,向写那些教程的前辈表示感谢,以下是我的总结。

!!!!!!!!!!!!!!!!!!!!!!(authmysql.so和athlib连接mysql的配置文件中用户名之后的空格千万注意,害我不浅阿)

一.安装 postfix 邮件服务器所需的软件列表:(一下软件用新点版本也行)

RedHat as 4.0

RedHat 高级服务器操作系统

2、Postfix

这一个是自然少不了的,邮件服务器系统的 smtp 服务器,在邮件服务器系统中充当MTA角色。软件版本:postfix-2.4.5

下载地址:

http://www.postfix.org/download.html

3、mysql

最优秀的开源数据库之一,用于存储虚拟域、虚拟账户信息。使用的版本: mysql-5.0.45

下载地址:

http://dev.mysql.com/downloads/mysql/5.0.html

4、apache

最优秀的 web 服务器软件之一,用于 extman 的后台管理,extmail 的 web 邮件收发。

软件版本:httpd-2.2.4

下载地址:

http://www.apache.org

5、php

Extman & extmail 需要使用 php.作用版本:php-5.2.3

下载地址:

http://www.php.net

6、cyrus-sasl

用于实现身份验证的smtp 服务器,使用版本:cyrus-sasl-2.1.22

下载地址:

http://download.chinaunix.net/download/0001000/71.shtml

7、courier-authlib

实现带验证的 pop3 服务器,使用版本:courier-authlib-0.58

下载地址:

http://download.chinaunix.net/download/0002000/1788.shtml

8、courier-imap

用于实现 pop3、imap 收邮件功能,使用版本: courier-imap-4.1.0

下载地址:

http://download.chinaunix.net/do ...6&Resourceid=77

9、openssl

提供安全的邮件服务器连接,使用版本:openssl-0.9.8e

下载地址:

http://www.openssl.org/source

10、extman

用于邮件服务器的后台管理,使用版本:extman-0[1].2.2

下载地址:

http://www.extmail.org

11、extmail

用于实现 webmail.使用版本:extmail-1[1].0.2

下载地址:

http://www.extmail.org

12、DBD-Mysql

用于解决依赖关系,extmail 将会用到,使用版本:DBD-Mysql-3.0002_4

下载地址:

http://search.cpan.org

13、Unix-Syslog

用于解决依赖关系,extmail 将会用到,使用版本:Unix-Syslog-0.100

下载地址:

http://search.cpan.org

14、BerkeleyDB

使用版本:BerkeleyDB-4.5.20

下载地址:

http://www.oracle.com/technology ...keley-db/index.html



二.邮件服务器系统的安装

本文约定:默认情况下,本文中的所有软件的压缩安装文件都放在 /root 目录下,除非特别说明的情况下。

禁用 selinux

[root @test root]# vi /etc/selinux/conifg

# This file controls the state of SELinux on the system.

# SELINUX= can take one of these three values:

# enforcing - SELinux security policy isenforced.

# permissive - SELinux prints warnings instead ofenforcing.

# disabled - SELinux is fully disabled.

将 SELINUX=enforcing

改成

SELINUX=disabled

# SELINUXTYPE= type of policy in use. Possible values are:

# targeted - Only targeted network daemons areprotected.

# strict - Full SELinux protection.

SELINUXTYPE=targeted

Selinux 是 linux 系统中一个强制性的安全机制,但也带来了不少麻烦,为了避免不必要的麻烦,还是先关了吧。我之前在Fedora cora 5 上安装邮件服务器时就因为没有关掉 selinux ,而苦恼了一段时间。



1.安装 mysql服务器(这才是真正的数据库)

下载一个MySQL-server-community-5.1.44-1.rhel5.i386.rpm

[root @test root]#rpm -vihMySQL-server-community-5.1.44-1.rhel5.i386.rpm



安装 mysql客户端(提供mysql等命令和库文件的)

添加虚帐户mysql 并同时产生一个 mysql 组。注:如果系统中已有就不必添加了。

[root @test root]#groupadd mysql

[root @test root]# useradd -g mysql mysql

解压缩mysql 安装文件

[root @test local]#tar xvzf mysql-5.0.45-linux-i686.tar.gz

[root @test local]#cd mysql-5.0.45

[root @test local]# ./configure --prefix=/usr/local/mysql

[root @test local]# make

[root @test local]# make install

[root @test local]# chown -R mysql:mysql /var/lib/mysql

初始化 mysql 数据库

[root @testlocal]#./script/mysql_install_db —user=mysql&

修改目录所有权限为mysql 所有

[root @test local]#chown -R root .

[root @test local]#chown -R mysql:mysql data

[root @test local]#chgrp -R mysql .

注:将/var/lib/mysql/mysql.sock链接到 /tmp 目录下,并保持名称不变,如果不这样做的话,有时候可能mysql 启动时会报错,如 ERROR 200:Can’tconnect to local MYSQL server throuht socket /tmp/mysql.sock.

[root @test local]#ln -s /var/lib/mysql/mysql.sock /tmp/

启动测试mysql

[root @test local]#/usr/local/mysql/bin/safe_mysqld —user= mysql&

复制一个编译目录的脚本,以使 mysql 每次启动时都能自动运行

[root @test local]#cp support-files/mysql.server/etc/rc.d/init.d/mysqld

[root @test local]#chmod 700 /etc/init.d/mysqld

[root @test local]#chkconfig —add mysqld

[root @test local]#chkconfig —level 35 mysqld on

[root @ test local] # echo “/usr/local/mysql/lib/mysql”>> /etc/ls.so.conf

[root @ test local] # ldconfig

说明:在用 /usr/local/mysql/bin/mysqld_safe —user=mysql& 命令启动测试 mysql 时,总是无法启动mysql ,自然也无法进入 mysql,开始还以为是自己操作失误,然后又重新解压mysql安装文件,重新安装,依然如此,甚是郁闷,最后查看日志/var/log/mysqld.log,显示:

070829 9:04:08 [ERROR]/usr/local/mysql/bin/mysqld: Can't create/write tofile'/var/run/mysqld/mysqld.pid' (Errcode: 13)

070829 9:04:08 [ERROR] Can'tstart server: can't create PID file: Permission denied

070829 09:04:08 mysqldended

根据日志提示,查看/var/run/mysqld 目录,发现该目录下并没有mysqld.pid文件,查看该目录的文件权限,发现用户所有者即不属于root ,也不属于mysql ,文件所有者显示为27。据此推断,可能是mysql启动时会向此文件夹内写一些东西,但 mysql 的进程用户mysql 却没有权限写,导致mysql 无法启动,用touch/var/run/mysqld/mysqld.pid 命令创建mysql 所需要文件,chown
-Rmysql:mysql/var/run/mysqld将/var/run/mysqld 的目录权限转给mysql。再次用/usr/local/mysql/bin/mysqld_safe —user=mysql& 启动mysql ,没有再报错,用netatst -tlnup 命令,查看mysql的端口号3306是否启动,已经可以看到3306端口处于监听状态,mysql启动成功,用/usr/lcoal/mysql/bin/mysql 进入mysql 数据库,没问题。至此 mysql安装成功。此问题只在 Fedora
cora 5 中发现,我在 RHEL5.4 中安装 mysql 没有发现这个问题。



2、安装 openssl

[root @ test root] # tar zxvf openssl-0.9.8e.tar.gz

[root @ test root] # cd openssl-0.9.8e

[root @ test openssl-0.9.8e] # ./config shared zlib

[root @ test openssl-0.9.8e] # make

[root @ test openssl-0.9.8e] # make test

[root @ test openssl-0.9.8e] # make install

[root @ test openssl-0.9.8e] # mv /usr/bin/openssl/usr/bin/openssl.OFF

[root @ test openssl-0.9.8e] # mv /usr/include/openssl/usr/include/openssl.OFF

[root @ test openssl-0.9.8e] # rm /usr/lib/libssl.so

[root @ test openssl-0.9.8e] # ln -s /usr/local/ssl/bin/openssl/usr/bin/openssl

[root @ test openssl-0.9.8e] #ln -s /usr/local/ssl/include/openssl/usr/include/openssl

[root @ test openssl-0.9.8e] # ln -sv/usr/local/ssl/lib/libssl.so.0.9.8 /usr/lib/libssl.so

配置库文件搜索路径

[root @ test openssl-0.9.8e] #echo "/usr/local/ssl/lib">> /etc/ld.so.conf

[root @ test openssl-0.9.8e] # lconfig

检查是否安装 openssl

[root @ test openssl-0.9.8e] # openssl version

OpenSSL 0.9.8e 23 Feb 2007



3、安装 cyrus-sasl

[root @ test root] # tar cyrus-sasl-2.1.22.tar.gz

[root @ test root] # cd cyrus-sasl-2.1.22

[root @ test cyrus-sasl-2.1.22] #./configure--prefix=/usr/local/sasl2 --disable-gssapi --disable-anon--disable-sample --disable-digest --enable-plain --enable-login--enable-sql --with-mysql=/usr/local/mysql--with-mysql-includes=/usr/local/mysql/include/mysql--with-mysql-libs=/usr/local/mysql/lib/mysql --with-authdaemond=/usr/local/courier-authlib/var/spool/authdaemon/socket

[root @ test cyrus-sasl-2.1.22] # make

[root @ test cyrus-sasl-2.1.22] # make install

关闭原有的 sasl

[root @ test cyrus-sasl-2.1.22] # mv/usr/lib/libsasl2.a /usr/lib/libsasl2.a.OFF

[root @ test cyrus-sasl-2.1.22] # mv/usr/lib/libsasl2.la /usr/lib/libsasl2.la.OFF(无)

[root @ test cyrus-sasl-2.1.22] # mv/usr/lib/libsasl2.so.2.0.19 /usr/lib/libsasl2.so.2.0.19.OFF

[root @ test cyrus-sasl-2.1.22] # mv/usr/lib/sasl2 /usr/lib/sasl2.OFF

[root @ test cyrus-sasl-2.1.22] # rm /usr/lib/libsasl2.so

[root @ test cyrus-sasl-2.1.22] # rm /usr/lib/libsasl2.so.2

[root @ test cyrus-sasl-2.1.22] # ln -s/usr/local/sasl2/lib/* /usr/lib

postfix2.3以后的版本会分别在/usr/local/lib和/usr/local/include中搜索sasl库文件及头文件,故还须将其链接至此目录中:

[root @ test cyrus-sasl-2.1.22] # ln -sv/usr/local/sasl2/lib/* /usr/local/lib

[root @ test cyrus-sasl-2.1.22] # ln -sv/usr/local/sasl2/include/sasl/* /usr/local/include

创建运行时需要的目录并调试启动

[root @ test cyrus-sasl-2.1.22] # mkdir -pv/var/state/saslauthd

[root @ test cyrus-sasl-2.1.22] #/usr/local/sasl2/sbin/saslauthd -a shadow pam -d

启动并测试

[root @ test cyrus-sasl-2.1.22] # /usr/local/sasl2/sbin/saslauthd-a shadow pam

[root @ test cyrus-sasl-2.1.22] #

配置库文件搜索路径

[root @ test cyrus-sasl-2.1.22] # echo "/usr/local/sasl2/lib">> /etc/ld.so.conf

[root @ test cyrus-sasl-2.1.22] # echo "/usr/local/sasl2/lib/sasl2">> /etc/ld.so.conf

[root @ test cyrus-sasl-2.1.22] # ldconfig

开机自动启动

[root @ test cyrus-sasl-2.1.22] # echo"/usr/local/sasl2/sbin/saslauthd -a shadowpam">>/etc/rc.local



4、安装 Berkeley-DB

[root @ test root] # tar zxvf db-4.5.20.tar.gz

[root @ test root] # cd db-4.5.20/build_unix

[root @ test build_unix] #../dist/configure--prefix=/usr/local/BerkeleyDB

[root @ test build_unix] #make

[root @ test build_unix] #make install

修改相应的头文件指向

[root @ test build_unix] #mv /usr/inculde/db4 /usr/inculde/db4.OFF

[root @ test build_unix] #rm /usr/inculde/db_cxx.h

[root @ test build_unix] #rm /usr/inculde/db.h

[root @ test build_unix] #rm /usr/inculde/db_185.h

[root @ test build_unix] # ln -sv/usr/local/BerkeleyDB/include /usr/include/db4

[root @ test build_unix] # ln -sv/usr/local/BerkeleyDB/include/db.h /usr/include/db.h

[root @ test build_unix] # ln -sv/usr/local/BerkeleyDB/include/db_cxx.h /usr/include/db_cxx.h

配置库文件搜索路径

[root @ test build_unix] # echo "/usr/local/BerkeleyDB/lib">> /etc/ld.so.conf

[root @ test build_unix] # ldconfig



5、安装httpd-2.2.4

[root @ test root] # tar jxvf httpd-2.2.4.tar.bz2

[root @ test root] # cd httpd-2.2.4

[root @ test httpd-2.2.4] #./configure --prefix=/usr/local/apache--sysconfdir=/etc/httpd --enable-so --enable-ssl--with-ssl=/usr/local/ssl --enable-track-vars --enable-rewrite--with-zlib --enable-mods-shared=most --enable-suexec --with-suexec-caller=daemon

[root @ test httpd-2.2.4] # make

[root @ test httpd-2.2.4] # echo "/usr/local/apache/bin/apachectlstart" >>/etc/rc.local(系统启动时服务自动启动)



6、安装php-5.2.3

[root @ test root] # tar -zvxf php-5.2.3.tar.gz

[root @ test root] # mkdir -p /usr/local/php

[root @ test root] # cd php-5.2.3

[root @ test php-5.2.3] # ./configure--prefix=/usr/local/php --with-apxs2=/usr/local/apache/bin/apxs --with-mysql=/usr/local/mysql--with-mysqli=/usr/local/mysql/bin/mysql_config --with-xml --with-png--with-jpeg --with-zlib --with-freetype --with-gd --enable-track-vars --enable-mbstring=all

[root @ test php-5.2.3] # make

[root @ test php-5.2.3] # make install

[root @ test php-5.2.3] # cpphp.ini-dist /usr/local/php/lib/php.ini

注:编辑apache配置文件httpd.conf,以apache支持php

[root @ test php-5.2.3] # vi /etc/httpd/httpd.conf

# 添加如下二行

AddTypeapplication/x-httpd-php .php

AddTypeapplication/x-httpd-php-source .phps

# 定位至DirectoryIndex index.html

修改为:

DirectoryIndex index.php index.html



7、安装 postfix

[root @ test root] # groupadd -g 2525 postfix

[root @ test root] # useradd -g postfix -u 2525 -s /sbin/nologin -Mpostfix

[root @ test root] # groupadd -g 2526 postdrop

[root @ test root] # useradd -g postdrop -u 2526 -s /bin/false -Mpostdrop

[root @ test root] # tar zxvf postfix-2.4.5.tar.gz

[root @ test root] #cd postfix-2.4.5

[root @ test postfix-2.4.5] # make makefiles 'CCARGS=-DHAS_MYSQL-I/usr/local/mysql/include/mysql -DUSE_SASL_AUTH -DUSE_CYRUS_SASL-I/usr/local/sasl2/include/sasl-I/usr/local/BerkeleyDB/include -DUSE_TLS-I/usr/local/ssl/include/openssl ''AUXLIBS=-L/usr/local/mysql/lib/mysql
-lmysqlclient -lz -lm-L/usr/local/sasl2/lib -lsasl2 -L/usr/local/BerkeleyDB/lib-L/usr/local/ssl/lib -lssl -lcrypto'

[root @ test postfix-2.4.5] # make

[root @ test postfix-2.4.5] # make install

Install_root: [/]

tempdir: [/usr/local/src/ postfix-2.4.5]

config_directory: [/etc/postfix]

daemon_directory: [/usr/libexec/postfix]

command_directory: [/usr/sbin]

queue_directory: [/var/spool/postfix]

sendmail_path: [/usr/sbin/sendmail]

newaliases_path: [/usr/bin/newaliases]

mailq_path: [/usr/bin/mailq]

mail_owner: [postfix]

setgid_group: [postdrop]

html_directory: [no]

manpages: [/usr/local/man]

readme_directory: [no]

上面的选项全部保持默认,直接回车即可。



注:以上几步可能会说找不到libmysqlclient.so.15,只要在postfix目录下搜索libmysqlclient.so.15,把libmysqlclient.so.15拷一个放/usr/lib或者把libmysqlclient.so.15的路径加到ld.so.conf里ldconfig下就OK生成别名二进制文件,这个步骤如果忽略,会造成postfix效率极低:

[root @ test postfix-2.4.5]# newaliases

配置 postfix

[root @ test postfix-2.4.5] # vi /etc/postfix/main.cf(编辑)

myhostname = mail.test.com

mydomain = test.com

myorigin = $mydomain

inet_interfaces = all

mynetworks = 59.64.0.0/16, 127.0.0.0/8

#================Virtual Setting ====================

virtual_mailbox_base = /var/mailbox/

virtual_mailbox_maps=mysql:/etc/postfix/mysql/mysql_virtual_mailbox_maps.cf

virtual_mailbox_domains=mysql:/etc/postfix/mysql/mysql_virtual_domains_maps.cf

virtual_alias_domains =

virtual_alias_maps =mysql:/etc/postfix/mysql/mysql_virtual_alias_maps.cf

virtual_uid_maps = static:2525

virtual_gid_maps = static:2525

virtual_transport = virtual

maildrop_destination_recipient_limit = 1

maildrop_destination_concurrency_limit = 1

#=================Quota Setting ====================

message_size_limit = 14336000

virtual_mailbox_limit = 20971520

virtual_create_maildirsize = yes

virtual_mailbox_extended = yes

virtual_mailbox_limit_maps =mysql:/etc/postfix/mysql/mysql_virtual_mailbox_limit_maps.cf

virtual_mailbox_limit_override = yes

virtual_maildir_limit_message = Sorry,the user's maildir hasoverdrawn his diskspace quota,please Tidy your mailbox and tryagain later.

virtual_overquota_bounce = yes

#=================== 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, permit

smtpd_sasl_auth_enable = yes

smtpd_sasl_local_domain = $myhostname

smtpd_sasl_security_options = noanonymous

smtpd_sasl_application_name = smtpd

smtpd_banner = Welcome to our $myhostname ESMTP, Warning:Versionnot Available!

[root @ test postfix-2.4.5] # mkdir -p /etc/postfix/mysql

[root @ test postfix-2.4.5] # cd /etc/postfix/mysql

[root @ test mysql] # vi mysql_virtual_alias_maps.cf(新建)

user = extmail

password = extmail

hosts = localhost

dbname = extmail

table = alias

select_field = goto

where_field = address

[root @ test mysql] # vimysql_virtual_mailbox_limit_maps.cf(新建)

user = extmail

password = extmail

hosts = localhost

dbname = extmail

table = mailbox

select_field = quota

where_field = username

[root @ test mysql] # vi mysql_virtual_domains_maps.cf(新建)

user = extmail

password = extmail

hosts = localhost

dbname = extmail

table = domain

select_field = description

where_field = domain

[root @ test mysql] # vi mysql_virtual_mailbox_maps.cf(新建)

user = extmail

password = extmail

hosts = localhost

dbname = extmail

table = mailbox

select_field = maildir

where_field = username



8、安装 courier-authlib(要用新版本,否则下一步出错)

[root @ test root] # tar jxvfcourier-authlib-0.58.tar.bz2

[root @ test root] # cdcourier-authlib-0.58

[root @ test courier-authlib-0.58]#./configure --prefix=/usr/local/courier-authlib --sysconfdir=/etc --without-authpam --without-authldap--without-authpwd --without-authshadow --without-authvchkpw
--without-authpgsql--with-authmysql --with-mysql-libs=/usr/local/mysql/lib/mysql--with-mysql-includes=/usr/local/mysql/inculde/mysql --with-redhatCFLAGS="-march=i686 -O2 -fexpensive-optimizations"CXXFLAGS="-march=i686 -O2 -fexpensive-optimizations"--with-authmysql=/usr/local/mysql/lib/mysql

[root @ test courier-authlib-0.58] # make

[root @ test courier-authlib-0.58] # make install

[root @ test courier-authlib-0.58] # chmod 755/usr/local/courier-authlib/var/spool/authdaemon

[root @ test courier-authlib-0.58] # cp/usr/localcourier-authlib/etc/authdaemonrc.dist /usr/localcourier-authlib/etc/authdaemonrc

# cp/usr/localcourier-authlib/etc/authmysqlrc.dist /usr/localcourier-authlib/etc/authmysqlrc

修改/etc/authdaemonrc 文件

[root @ test courier-authlib-0.58] # vi/usr/localcourier-authlib/etc/authlib/authdaemonrc

authmodulelist="authmysql"

authmodulelistorig="authmysql"

daemons=10

编辑/etc/authmysqlrc 为以下内容,其中2525,2525 为postfix 用户的UID和GID。

[root @ test courier-authlib-0.58] # vi/usr/localcourier-authlib/etc/authlib/authdaemonrc

MYSQL_SERVER localhost

MYSQL_PORT 3306 (指定你的mysql监听的端口,这里使用默认的3306)

MYSQL_USERNAME extmail (这时为后文要用的数据库的所有者的用户名)

MYSQL_PASSWORD extmail (密码)

MYSQL_SOCKET /tmp/mysql.sock

MYSQL_DATABASE extmail

MYSQL_USER_TABLE mailbox

MYSQL_CRYPT_PWFIELD password

MYSQL_UID_FIELD '2525'

MYSQL_GID_FIELD '2525'

MYSQL_LOGIN_FIELD username

MYSQL_HOME_FIELD concat('/var/mailbox/',homedir)

MYSQL_NAME_FIELD name

MYSQL_MAILDIR_FIELD concat('/var/mailbox/',maildir)

注:这个文件中不能出现空格,或者会出现 FAQ 中的示例4 中的错误。

设置 courier-authlib 自启动

[root @ test courier-authlib-0.58] # cp courier-authlib.sysvinit/etc/init.d/courier-authlib

[root @ test courier-authlib-0.58] # chmod 755/etc/init.d/courier-authlib

[root @ test courier-authlib-0.58] # chkconfig —addcourier-authlib

[root @ test courier-authlib-0.58] # chkconfig —level 2345courier-authlib on

[root @ test courier-authlib-0.58] #echo"/usr/local/courier-authlib/lib/courier-authlib">> /etc/ld.so.conf

[root @ test courier-authlib-0.58] # ldconfig

[root @ test courier-authlib-0.58] # service courier-authlibstart (启动服务)



9、安装Courier-IMAP

[root @ test root] # tar jxvf courier-imap-4.1.3.tar.bz2

[root @ test root] # cd courier-imap-4.1.3

[root @ test courier-imap-4.1.3]#./configure --prefix=/usr/local/imap --with-redhat --enable-unicode --disable-root-check --with-trashquota CPPFLAGS='-I/usr/local/ssl/include/openssl -I/usr/local/courier-uthlib/include' LDFLAGS='-L/usr/local/courier-authlib/lib/courier-authlib' COURIERAUTHCONFIG='/usr/local/courier-authlib/bin/courierauthconfig'CFLAGS='-I/usr/local/courier-authlib/include'

[root @ test courier-imap-4.1.3] # make

[root @ test courier-imap-4.1.3] # make install

[root @ test courier-imap-4.1.3] # cp/usr/local/imap/etc/imapd.dist /usr/local/imap/etc/imapd

[root @ test courier-imap-4.1.3] # cp/usr/local/imap/etc/imapd-ssl.dist/usr/local/imap/etc/imapd-ssl

[root @ test courier-imap-4.1.3] # cp/usr/local/imap/etc/pop3d.dist /usr/local/imap/etc/pop3d

[root @ test courier-imap-4.1.3] # cp/usr/local/imap/etc/pop3d-ssl.dist/usr/local/map/etc/pop3d-ssl

配置Courier-IMAP,为用户提供pop3服务:

[root @ testcourier-imap-4.1.3] # vi/usr/local/imap/etc/pop3d

POP3DSTART=YES

注:如果你想为用户提供IMAP服务,则需在"/usr/local/imap/etc/imapd"文件中设置"IMAPDSTART=yes";其它类同;

新建虚拟用户邮箱所在的目录,并将其权限赋予postfix用户:

[root @ testcourier-imap-4.1.3] # mkdir –p/var/mailbox

[root @ testcourier-imap-4.1.3] #chown –Rpostfix /var/mailbox

[root @ testcourier-imap-4.1.3] # cpcourier-imap.sysvinit /etc/rc.d/init.d/courier-imapd

[root @ testcourier-imap-4.1.3] # chmod 755/etc/rc.d/init.d/imapd

[root @ testcourier-imap-4.1.3] # chkconfig—addimapd

[root @ testcourier-imap-4.1.3] # chkconfig—level 2345 imapd on

[root @ testcourier-imap-4.1.3] # servicecourier-imapd start

接下来重新配置SMTP 认证,编辑 /usr/local/lib/sasl2/smtpd.conf ,确保其为以下内容:

[root @ testcourier-imap-4.1.3] # vi/usr/locla/lib/sasl2/smtpdconf

pwcheck_method: authdaemond

log_level: 3

mech_list:PLAIN LOGIN

authdaemond_path:/usr/local/courier-authlib/var/spool/authdaemon/socket



10、安装 extmail

[root @test root] # tar zxvf extmail-1.0.2.tar.gz

[root @test root] # mkdir -pv /var/www/extsuite

[root @test root] # mv extmail-1.0.2/var/www/extsuite/extmail

[root @test root]# cp/var/www/extsuite/extmail/webmail.cf.default /var/www/extsuite/extmail/webmail.cf

修改主配置文件

[root @test root] # vi /var/www/extsuite/extmailwebmail.cf

部分修改选项的说明:

SYS_MESSAGE_SIZE_LIMIT = 5242880

用户可以发送的最大邮件

SYS_USER_LANG = en_US

语言选项,可改作:

SYS_USER_LANG = zh_CN

SYS_MAILDIR_BASE = /home/domains

此处即为您在前文所设置的用户邮件的存放目录,可改作:

SYS_MAILDIR_BASE = /var/mailbox/

SYS_MYSQL_USER = db_user

SYS_MYSQL_PASS = db_pass

以上两句句用来设置连接数据库服务器所使用用户名、密码和邮件服务器用到的数据库,这里修改为:

SYS_MYSQL_USER = extmail

SYS_MYSQL_PASS = extmail

SYS_MYSQL_HOST = localhost

指明数据库服务器主机名,这里默认即可

SYS_MYSQL_SOCKET = /var/lib/mysql/mysql.sock

连接数据库的sock文件位置,这里修改为:

SYS_MYSQL_SOCKET = /tmp/mysql.sock

SYS_MYSQL_TABLE = mailbox

SYS_MYSQL_ATTR_USERNAME = username

SYS_MYSQL_ATTR_DOMAIN = domain

SYS_MYSQL_ATTR_PASSWD = password

以上用来指定验正用户登录里所用到的表,以及用户名、域名和用户密码分别对应的表中列的名称;这里默认即可

SYS_AUTHLIB_SOCKET = /var/spool/authdaemon/socket

此句用来指明authdaemo socket文件的位置,这里修改为:

SYS_AUTHLIB_SOCKET =/usr/local/courier-authlib/var/spool/authdaemon/socket

apache相关配置

[root @test root] # vi /etc/httpd/httpd.conf

将 User daemon

Groupdaemon

改为

User postfix

Group postfix

将Include conf/extra/httpd-vhosts.conf

前的注释去掉,打开 apache 的虚拟主机功能。

# virtual hosts

Include conf/extra/httpd-vhosts.conf

编辑虚拟主机配置文件

[root @test root]# vi/usr/local/apache/conf/extra/vhosts-httpd.conf

ServerName mail.test.com

DocumentRoot /var/www/extsuite/extmail/html/

ScriptAlias /extmail/cgi /var/www/extsuite/extmail/cgi

Alias /extmail /var/www/extsuite/extmail/html

依赖关系的解决

extmail将会用到perl的DBD::Mysql(不安装ms也行)和Unix::syslogd功能,DBD::Mysql直接用cpan命令安装,另一个可以您可以去

http://search.cpan.org

搜索下载原码包进行安装。

[root @ test root] # tar zxvfDBD-mysql-3.0002_4.tar.gz

[root @ test root] # cd DBD-mysql-3.0002_4

[root @ test DBD-mysql-3.0002_4] # perlMakefile.PL (此步骤中如果出现类同Can'texec "mysql_config": No such file or directory at Makefile.PL line76.的错误是因为您的mysql的bin目录没有输出至$PATH环境变量)

[root @ test DBD-mysql-3.0002_4] # make(又一个错误,但是不影响安装)

[root @ test DBD-mysql-3.0002_4] # make install

好了,到此为止,您的Webmail已经可以使用了,可以在浏览器中输入指定的虚拟主机的名称进行访问,如下:

http://mail.test.com

注:要在 DNS 服务器已经配置好,并运行正常的情况下才可以用域名访问,如果没有配置 DNS 服务,直接输入 IP就行了(通过修改hosts也可以)

11、安装Extman-0.2.2

安装及基本配置

[root @ test root] #tarzxvf extman-0.2.2.tar.gz

[root @ test root] # mv extman-0.2.2 /var/www/extsuite/extman

修改配置文件以符合本例的需要:

[root @test root] # vi /var/www/extsuite/extman/webman.cf

SYS_MAILDIR_BASE = /home/domains

此处即为您在前文所设置的用户邮件的存放目录,可改作:

SYS_MAILDIR_BASE = /var/mailbox/

SYS_MYSQL_SOCKET = /var/lib/mysql/mysql.sock

此处修改为:

SYS_MYSQL_SOCKET = /tmp/mysql.sock

使用extman源码目录下docs目录中的extmail.sql和init.sql建立数据库:

[root @test root] # cd /var/www/extsuite/extman

[root @test extman ] # mysql -u root -p<extmail.sql;

[root @test extman ] # mysql -u root -p<init.sql;

mysql> GRANT all privileges on extmail.* TOwebman@localhost IDENTIFIED BY 'webman';

mysql> GRANT all privileges on extmail.* TO

webman@127.0.0.1

IDENTIFIED BY 'webman';

在apache的虚拟主机配置文件中Extmail的虚拟主机部分,添加如下两行:

ScriptAlias /extman/cgi /var/www/extsuite/extman/cgi

Alias /extman /var/www/extsuite/extman/html

启动所有服务:

[root @test root] # service mysqld start

[root @test root] # /usr/local/apache/bin/apachectl start

[root @test root] # service courier-authlib start

[root @test root] # service imapd start

[root @test root] # postfix start



在IE 浏览器中输入

http://mail.test.com/extman

,进入邮件服务器的后台,添加域与添加用户邮箱。默认管理帐号为:

root@extmail.org

密码为:extmail*123*。我这里添加了一个test.com域和一个用户邮箱:test@test.com。至于开通邮件服务器自动注册邮箱服务,只需要编辑该域,将“允许自由注册邮箱”前面打上勾即可。

说明:

(1)如果您安装后无法正常显示校验码,安装perl-GD模块会解决这个问题。通过cpan命令安装即可。也可以到以下地址下载适合您的平台的rpm包:

http://dries.ulyssis.org/rpm/packages/perl-GD/info.html

(2)不知为什么,extman登录时,老是提示验证码错误,我搜了一下,把验证码去掉了

extmail 后台管理验证码解决

vi /var/www/extsuite/extman/webman.cf

不要验证码:

将:SYS_CAPTCHA_ON = 1

改为:SYS_CAPTCHA_ON = 0

更改验证码位数:

将:SYS_CAPTCHA_LEN = 6

改为:SYS_CAPTCHA_LEN = 2

更改验证码键值:

SYS_CAPTCHA_KEY = kjjas!23#$#5xSw (此处顺便输入)

(3)extman-0.2.2自带了图形化显示日志的功能;此功能需要rrdtool的支持,您需要安装此些模块才可能正常显示图形日志。

接下来安装图形日志的运行所需要的软件包Time::HiRes、File::Tail和rrdtool,其中前两个包可以通过cpan命令安装,后一个包您可以到

http://oss.oetiker.ch/rrdtool/pub/?M=D

在安装 rrdtool 之前,就确定你的系统中是否已经安装tcl、tcl-devel、libart、libart-devel,用下面的命令检查是否已经安装

[root @test File-Tail-0.99.3] # rpm -qa | grep tcl

[root @test File-Tail-0.99.3] # rpm -qa | grep libart

如果没有安装,将 RedHat AS 4.0 光碟放入光驱,挂载安装。注:相关的安装包在第3张碟和第4张碟中。

安装rrdtool-1.2.23

[root @test File-Tail-0.99.3]#tar zxvf rrdtool-1.2.23.tar.gz

[root @test File-Tail-0.99.3]#cd rrdtool-1.2.23

[root @test File-Tail-0.99.3]#./configure--prefix=/usr/local/rrdtool

[root @test File-Tail-0.99.3]#make

[root @test File-Tail-0.99.3]#make install

创建必要的符号链接(Extman会到这些路径下找相关的库文件)

[root @test File-Tail-0.99.3]#ln -sv/usr/local/rrdtool/lib/perl/5.8.5/i386-linux-thread-[root @testFile-Tail-0.99.3]multi/auto/RRDs/RRDs.so /usr/lib/perl5/5.8.5/i386-linux-thread-multi/

[root @test File-Tail-0.99.3]#ln -sv/usr/local/rrdtool/lib/perl/5.8.5/RRDp.pm /usr/lib/perl5/5.8.5

[root @test File-Tail-0.99.3]#ln -sv/usr/local/rrdtool/lib/perl/5.8.5/i386-linux-thread-multi/RRDs.pm /usr/lib/perl5/5.8.5

复制mailgraph_ext到/usr/local,并启动之

[root @test File-Tail-0.99.3]# cp -r/var/www/extsuite/extman/addon/mailgraph_ext /usr/local

[root @test File-Tail-0.99.3]# /usr/local/mailgraph_ext/mailgraph-init start

[root @test File-Tail-0.99.3]#/usr/local/mailgraph_ext/qmonitor-init start

添加到自动启动队列

[root @test File-Tail-0.99.3]# echo"/usr/local/mailgraph_ext/mailgraph-init start">> /etc/rc.local

[root @test File-Tail-0.99.3]# echo"/usr/local/mailgraph_ext/qmonitor-init start">> /etc/rc.local

好了,接下来您就可以到extman的后台查看图表日志了。局部效果如下图:

测试 smtp

通过以下命令获得

test@test.com

的用户名和密码的BASE64 编码

获得用户名BASE64编码

[root @test root] # perl -e 'use MIME::Base64; printencode_base64("test\@test.com")'

dGVzdEB0ZXN0LmNvbQ==

获得密码BASE64编码

[root @test root] # perl -e 'use MIME::Base64; printencode_base64("test")'

dGVzdA==

[root @test root] # telnet localhost 25

3Trying 127.0.0.1...

Connected to localhost.localdomain (127.0.0.1).

Escape character is '^]'.

220 Welcome to our mail.test.com ESMTP, Warning:Version notAvailable!

ehlo mail.test.com

250-mail.test.com

250-PIPELINING

250-SIZE 14336000

250-VRFY

250-ETRN

250-AUTH PLAIN LOGIN

250-AUTH=PLAIN LOGIN

250-ENHANCEDSTATUSCODES

250-8BITMIME

250 DSN

auth login

334 VXNlcm5hbWU6

dGVzdEB0ZXN0LmNvbQ==

334 UGFzc3dvcmQ6

dGVzdA==

235 2.0.0 Authentication successful

quit

221 2.0.0 Bye

Connection closed by foreign host.

测试 pop3

[root @test root] # telnet localhost 110

Trying 127.0.0.1...

Connected to localhost.localdomain (127.0.0.1).

Escape character is '^]'.

+OK Hello there.

user

test@test.com

+OK Password required.

pass test

+OK logged in.

quit

+OK Bye-bye.

Connection closed by foreign host.

注:以上蓝色部分是自己输入的命令。

测试 authlib

[root @test root] # /usr/local/courier-authlib/sbin/authtest -slogin

test@test.com

test

Authentication succeeded.

Authenticated:

test@test.com

(uid 2525, gid 2525)

Home Directory:/var/mailbox/test.com/test/Maildir/

Maildir:/var/mailbox/test.com/test/Maildir/

Quota:(none)

Encrypted Password: $1$OAWXcOO7$RrcGgF8UkY0MdjUaIYvdr.

Cleartext Password: test

Options:(none)

启动所有服务:

[root @test root] # service mysqld start

[root @test root] # /usr/local/apache/bin/apachectl start

[root @test root] # service courier-authlib start

[root @test root] # service imapd start

[root @test root] # postfix start

至此,邮件系统算是基本成型,已经可以用邮件服务器收发邮件啦.

FAQ:

查看 /var/log/maillog.出现authentication error: Input/outputerror错误的时候

Sep 17 22:06:45 redhat pop3d: authentication error: Input/outputerror

Sep 17 22:06:47 redhat pop3d: Connection, ip=[192.168.0.145]

Sep 17 22:06:47 redhat pop3d: LOGIN FAILED, user=test@test.com,ip=[192.168.0.145]

Sep 17 22:06:47 redhat pop3d: authentication error: Input/outputerror

Sep 17 22:06:47 redhat pop3d: Connection, ip=[192.168.0.145]

Sep 17 22:06:47 redhat pop3d: LOGIN FAILED, user=test@test.com,ip=[192.168.0.145]

Sep 17 22:06:47 redhat pop3d: authentication error: Input/outputerror

Sep 17 22:06:48 redhat pop3d: Connection, ip=[192.168.0.145]

Sep 17 22:06:48 redhat pop3d: LOGIN FAILED, user=test@yoyo.com,ip=[192.168.0.145]

Sep 17 22:06:48 redhat pop3d: authentication error: Input/outputerror

解决方法:估计是查询mysql时,authdaemond出错了。具体要打开authdaemonrc里的:

DEBUG_LOGIN=2 原来默认是0

然后看看/var/log/message或/var/log/maillog在认证失败时有什么提示。根据提示去检查问题到底出在哪儿

2.warning: SASL authentication failure: cannot connect to Courierauthdaemond: Permission denied

解决方法:检查authdaemond的socket所在目录及其父目录的属性是否对smtpd可读。如果不可读则出现这个问题(permission的问题)。

3.warning: SASL authentication failure: cannot connect to Courierauthdaemond: No such file or directory

解决方法:检查/usr/local/lib/sasl2/smtpd.conf,看看是否有多写一个空格,一般空格很难直观的发现.

4、查看 /var/log/maillog ,报如下错误:

Sep 17 16:04:56 redhat pop3d: chdir Maildir: No such file ordirectory

Sep 17 16:04:57 redhat pop3d: Connection, ip=[192.168.0.145]

Sep 17 16:04:57 redhat pop3d: chdir Maildir: No such file ordirectory

Sep 17 16:17:40 redhat postfix/smtpd[4481]: connect fromunknown[192.168.0.145]

Sep 17 16:17:40 redhat postfix/smtpd[4481]: 434823F583:client=unknown[192.168.0.145], sasl_method=LOGIN,sasl_username=test@test.com

Sep 17 16:17:40 redhat postfix/cleanup[4488]: 434823F583:message-id=

Sep 17 16:17:40 redhat postfix/qmgr[4275]: 434823F583: from=,size=1395, nrcpt=1 (queue active)

Sep 17 16:17:40 redhat postfix/smtpd[4481]: disconnect fromunknown[192.168.0.145]

Sep 17 16:17:40 redhat postfix/virtual[4490]: 434823F583: to=,relay=virtual, delay=0.22, delays=0.15/0.05/0/0.02, dsn=2.0.0,status=sent (delivered to maildir)

Sep 17 16:17:40 redhat postfix/qmgr[4275]: 434823F583:removed

Sep 17 16:04:56 redhat pop3d: chdir Maildir: No such file ordirectory

Sep 17 16:04:57 redhat pop3d: Connection, ip=[192.168.0.145]

Sep 17 16:04:57 redhat pop3d: chdir Maildir: No such file ordirectory

解决方法:authmysqlrc 文件里 MYSQL_MAILDIR_FIELD 字段有空格。

5、错误提示如下

Sep 17 14:24:40 redhat postfix/trivial-rewrite[3378]: warning: donot list domain test.com in BOTH mydestination andvirtual_mailbox_domains

解决方法:将 mydestination 设置为空即可,或完全注释也行



附录:

DNS 服务器的配置


DNS服务器采用的是系统自带的,如果在安装系统的时候没有选中安装的话,现在可以将 RedHat AS4.0的安装光碟拿出来(具体哪一张光碟我也不知道,我个人用的系统都是在安装的时候全选。),mount 上去,然后rpm.安装过程这里就免了

首先修改 /etc/named.conf 文件

[root @ test root] # vi /etc/named.conf

其它的不用改,在文件中添加如下几行

zone "test.com" IN {

typemaster;

file"test.zone";

allow-update{ none; };

};

zone "98.168.192.in-addr.arpa" IN {

typemaster;

file"test.local";

allow-update{ none; };

};

然后保存退出

在 /var/named/chroot/var/named/目录下创建 test.zone & test.lcoal 文件,然后编辑,test.zone文件内容如下:

$TTL 86400

@ INSOA bv-diannao-004.test.com. root.test.com.(

42 ; serial (d.adams)

3H ;refresh

15M ;retry

1W ;expiry

1D) ;minimum

INNS bv-diannao-004.test.com.

INA 192.168.98.204

test.com. INMX 10mail.test.com.

bv-diannao-004 INA 192.168.98.204

mail INA 192.168.98.204

cf-test INA 192.168.101.224

www INCNAME bv-diannao-004.test.com.

test.local 文件内容如下:

$TTL 86400

@ INSOA bv-diannao-004.test.com. root.test.com.(

42 ; serial (d.adams)

3H ;refresh

15M ;retry

1W ;expiry

1D) ;minimum

INNS bv-diannao-004.test.com.

204 INPTR mail.test.com.

204 INPTR bv-diannao-004.test.com.

224.101.168.192 INPTR cf-test.test.com.

注:具体的值可根据自己的实际情况进行更改,这里我就不一一介绍了。如果不明白的地方,大家可以参考相关的 DNS 的资料。

然后将这两个文件链接到 /var/named 目录下

[root @ test root] # ln -s /var/named/chroot/var/named/test.zone/var/named/test.zone

[root @ test root] # ln -s /var/named/chroot/var/named/test.local/var/named/test.local

启动 DNS 服务

[root @ test root] # servicenamed start

查看 DNS 端口是否处于监听状态,如果看到端口 53处于监听状态,就表明 DNS 服务正常启动。

[root @ test root] # netstat -tlunp

用 nslookup 测试 DNS 服务是否正常

[root @ test root] # nslookup mail.test.com

Server: 192.168.98.204

Address: 192.168.98.204#53

Name: mail.test.com

Address: 192.168.98.204

以上输出显示正常,mail.test.com 的 ip 地址就是 192.168.98.204

主要的参考文献地址:

http://bbs.winos.cn/thread-20878-1-1.html
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