dovecot+mysql配置及搭建郵件云服務(wù)器方法

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dovecot+mysql

一 配置

1 yum install dovecot-mysql.x86_64 -y###dovecot的插件，讓此軟件可以識別mysql###

2 vim /etc/dovecot/conf.d/10-auth.conf ###編輯認(rèn)證文件###

內(nèi)容：

123 !include auth-sql.conf.ext###支持mysql認(rèn)證###

3 cp /usr/share/doc/dovecot-2.2.10/example-config/dovecot-sql.conf.ext /etc/dovecot/dovecot-sql.conf.ext###生成dovecot讀取mysql的配置###

4  vim /etc/dovecot/dovecot-sql.conf.ext

內(nèi)容：

32 driver = mysql###數(shù)據(jù)庫類型###

71 connect = host=localhost dbname=email user=postuser  password=postuser###連接查詢時用到的庫，用戶，密碼###

78 default_pass_scheme = PLAIN###默認(rèn)認(rèn)證方式為明文###

107 password_query = \###查詢密碼匹配###

108   SELECT username, domain, password \

109   FROM emailuser WHERE username = '%u' AND domain = '%d'

125 user_query = SELECT maildir, 666 AS uid, 666 AS gid FROM emailuser WHERE username = '%u'###查詢郵件內(nèi)容### 

5 vim /etc/dovecot/conf.d/10-mail.conf 

內(nèi)容：

168 first_valid_uid = 666###郵件文件查詢用戶身份###

175 first_valid_gid = 666

30 mail_location = maildir:/home/vmail/%d/%n###指定郵件位置### 

6  systemctl restart dovecot.service 

測試：

[root@foundation78 Desktop]# telnet 172.25.254.112 110

Trying 172.25.254.112...

Connected to 172.25.254.112.

Escape character is '^]'.

+OK [XCLIENT] Dovecot ready.

user lee@lee.com

+OK

pass lee

+OK Logged in.

quit

+OK Logging out.

Connection closed by foreign host. 

在thunderbird中可以直接測試：

二 空殼郵件

1 ）null客戶端 

1 vim /etc/postfix/main.cf 

內(nèi)容：

mydomain = example.com###域名###

myorigin = westos.com###偽裝為真實郵件云服務(wù)器的所在域###

myhostname = mail.example.com###主機名###

mydestination =###為空，不接受郵件###

relayhost = 172.25.254.112###轉(zhuǎn)發(fā)給真實的郵件云服務(wù)器### 

2 systemctl restart postfix.service 

3 測試：

空殼郵件云服務(wù)器：

[root@mail ~]# mail root@example.com

Subject: dskjaf

skdja

.

EOT

[root@mail ~]# mailq

Mail queue is empty

[root@mail ~]# mail

No mail for root

真實的郵件云服務(wù)器###

[root@westos-mail ~]# mail

Heirloom Mail version 12.5 7/5/10.  Type ? for help.

"/var/spool/mail/root": 3 messages 3 new

>N  1 root                  Sat May 27 23:23  21/753   "hfue"

 N  2 root                  Sat May 27 23:23  21/757   "hjk"

 N  3 root                  Sat May 27 23:24  21/752   "dskjaf"

& 3

Message  3:

From root@mail.example.com  Sat May 27 23:24:11 2017

Return-Path: <root@mail.example.com>

X-Original-To: root@example.com

Delivered-To: root@example.com

Date: Sat, 27 May 2017 23:24:08 -0400

To: root@example.com

Subject: dskjaf

User-Agent: Heirloom mailx 12.5 7/5/10

Content-Type: text/plain; charset=us-ascii

From: root@mail.example.com (root)

Status: R

skdja

& q

Held 3 messages in /var/spool/mail/root

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