半袖野郎 blog.hansode.org

メールを受信

設定概要

作業内容

# yum install dovecot-mysql

# cd /etc/; pwd
/etc
# cp -pi dovecot.conf dovecot.conf.0
# vi dovecot.conf
protocols = imap pop3

auth default {
  mechanisms = plain
  passdb pam {
  }
  passdb sql {
    args = /etc/dovecot-mysql.conf
  }
  userdb passwd {
  }
  userdb sql {
    args = /etc/dovecot-mysql.conf
  }
  user = root
}

# cat /etc/dovecot-mysql.conf
driver = mysql
connect = host=localhost dbname=postfix user=postfix password=********
default_pass_scheme = MD5
user_query = SELECT concat('/var/lib/vpostmail/domain/', maildir) as home, 12000 as uid, 12000 as gid FROM mailbox WHERE username = '%u' AND active = '1'
password_query = SELECT username as user, password FROM mailbox WHERE username = '%u' AND active = '1'

[root@www etc]# /etc/init.d/dovecot reload
Stopping Dovecot Imap:                                     [  OK  ]
Starting Dovecot Imap:                                     [  OK  ]

$ telnet localhost 25
user foo@example.com
pass ********
list
retr 1
.....

関連リンク

• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(1/n) - 序章
• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(2/n) - Postfix入れ替え
• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(3/n) - PostfixAdminの設定
• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(4/n) - Postfixの設定

構成イメージはvpopmail

設定概要

作業内容

# /usr/sbin/useradd -u 12000 -s /bin/false vpostmail

# pwd
/etc/postfix
# cp -pi main.cf main.cf.0
# vi main.cf
# diff main.cf.0 main.cf
> virtual_gid_maps = static:12000
> virtual_uid_maps = static:12000
> virtual_mailbox_limit   = 51200000
> virtual_minimum_uid     = 1001
> virtual_transport       = virtual
> virtual_mailbox_base    = /var/lib/vpostmail/domain
> virtual_mailbox_domains = mysql:/var/lib/vpostmail/etc/mysql_virtual_domains_maps.cf
> virtual_mailbox_maps    = mysql:/var/lib/vpostmail/etc/mysql_virtual_mailbox_maps.cf
> virtual_alias_maps      = mysql:/var/lib/vpostmail/etc/mysql_virtual_alias_maps.cf

# mkdir /var/lib/vpostmail/
# cd /var/lib/vpostmail/; pwd
/var/lib/vpostmail
# mkdir etc domain

# chown vpostmail:vpostmail domain

# cd etc/; pwd
/var/lib/vpostmail/etc

# vi mysql_virtual_alias_maps.cf
user     = postfix
password = ********
hosts    = localhost
dbname   = postfix
query    = SELECT goto FROM alias WHERE address='%s'

# vi mysql_virtual_domains_maps.cf
user     = postfix
password = ********
hosts    = localhost
dbname   = postfix
query    = SELECT description FROM domain WHERE domain='%s'

# vi mysql_virtual_mailbox_maps.cf
user     = postfix
password = ********
hosts    = localhost
dbname   = postfix
query    = SELECT concat(maildir,'Maildir/') FROM mailbox WHERE username='%s'

# cd ../; pwd
/var/lib/vpostmail
# chown -R postfix:postfix etc/
# ls -ld etc/
drwx------  2 postfix postfix 4096 May  7 20:35 etc/

# /etc/init.d/postfix check

# /etc/init.d/postfix reload
Reloading postfix:                                         [  OK  ]

$ telnet localhost 25
helo localhost
mail from:foo@example.net
rcpt to:bar@example.com
data
Subject: test

test
test
.
quit

# tail -F /var/log/maillog
.....

関連リンク

• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(1/n) - 序章
• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(2/n) - Postfix入れ替え
• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(3/n) - PostfixAdminの設定

管理ツールで管理負荷軽減

環境概要

ユーザー用Maildirディレクトリデザイン補足

作業内容

# mkdir -p /var/lib/postfixadmin
# cd /var/lib/postfixadminostfixadmin; pwd
/var/lib/postfixadmin
# wget http://downloads.sourceforge.net/postfixadmin/postfixadmin_2.2.0.tar.gz?modtime=1209482958&big_mirror=0
# tar zxvf postfixadmin_2.2.0.tar.gz
# ln -s postfixadmin-2.2.0 htdocs

# cd /etc/httpd/conf/vhosts-available/; pwd
/etc/httpd/conf/vhosts-available
# vi postfixadmin.example.com
.....(省略).....

# cd ../; pwd
/etc/httpd/conf
# ln -s `pwd`/vhosts-available/postfixadmin.example.com `pwd`/vhosts-enabled/

[root@www conf]# /usr/sbin/apachectl configtest
Syntax OK
[root@www conf]# /etc/init.d/httpd reload
Reloading httpd:                                           [  OK  ]

$ mysql -uroot
mysql> CREATE USER 'postfix'@'localhost' IDENTIFIED BY '********';
mysql> GRANT ALL PRIVILEGES ON `postfix` . * TO 'postfix'@'localhost';

# pwd
/var/irokoi/postfixadmin/htdocs
# cp -pi config.inc.php config.inc.php.0
# vi config.inc.php
# diff config.inc.php.0 config.inc.php
31c31
< $CONF['configured'] = false;
---
> $CONF['configured'] = true;
51,53c51,53
< $CONF['database_host'] = 'localhost';
< $CONF['database_user'] = 'postfixadmin';
< $CONF['database_password'] = 'postfixadmin';
---
> $CONF['database_host'] = 'localhost';
> $CONF['database_user'] = 'postfix';
> $CONF['database_password'] = '********';
123c123
< $CONF['domain_path'] = 'NO';
---
> $CONF['domain_path'] = 'YES';
129c129
< $CONF['domain_in_mailbox'] = 'YES';
---
> $CONF['domain_in_mailbox'] = 'NO';

• 各項目がOKとなる事を確認。
• 管理アカウント作成を要請されるので、管理アカウントを作成する。
• この時点でPostfixAdminがtableを生成してくれる

# mv -i setup.php setup.php.deleted

関連リンク

• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(1/n) - 序章
• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(2/n) - Postfix入れ替え

RHEL4のPostfixでは駄目

$ /usr/sbin/postconf -m
btree
cidr
environ
hash
ldap
nis
pcre
proxy
regexp
static
unix

Postfixを作り直す

$ pwd
/home/admin/work/rpms
$ mkdir -p {SOURCES,SPECS,BUILD,SRPMS,RPMS/i386}
$ echo "%_topdir $HOME/work/rpms" > ~/.rpmmacros
$ cat ~/.rpmmacros
%_topdir /home/admin/work/rpms

$ cd SRPMS/; pwd
/home/admin/work/rpms/SRPMS
$ wget http://ftp.riken.jp/Linux/centos/5/os/SRPMS/postfix-2.3.3-2.src.rpm
$ rpm -ivh postfix-2.3.3-2.src.rpm

$ cd ../SOURCES/; pwd
/home/admin/work/rpms/SOURCES
$ wget http://vda.sourceforge.net/VDA/postfix-2.3.3-vda.patch.gz
$ gunzip -d postfix-2.3.3-vda.patch.gz
$ cd ../SPECS/; pwd
/home/admin/work/rpms/SPECS

$ cp -pi postfix.spec /tmp/
$ vi postfix.spec
$ diff /tmp/postfix.spec postfix.spec
2c2
< %define MYSQL 0
---
> %define MYSQL 1
82a83
< Patch10: postfix-2.3.3-vda.patch
136a138
> %patch10 -p1 -b .vda
$ rpmbuild -ba postfix.spec

$ su
Password:
# apt-get remove postfix
# rpm -ivh ../RPMS/i386/postfix-2.3.3-2.i386.rpm

$ /usr/sbin/postconf -m
btree
cidr
environ
hash
ldap
mysql
nis
pcre
proxy
regexp
static
unix

関連ページ

• RHEL4に[Postfix]+[Dovecot]+[PostfixAdmin]+[MySQL]環境構築(1/n) - 序章

話を聞いてみると、この構成が一番スマート

• POPを使いたい
• 複数ドメインを使いたい
• アカウント管理をしたい

envelope情報

「MAIL FROM」「RCPT TO」を取得する方法ないの？

検証方法

下準備

$ cat ~/.forward
"| /usr/bin/env > /tmp/env.log.$$"

• 環境変数を/tmp/env.log.$$へ出力

SMTP

$ telnet [maa ipaddr] 25
HELO smtp.example.com
MAIL FROM:<foo+envelope@example.com>
RCPT TO:<bar+envelope@example.com>
DATA
Subject: envelope
To: foo+heder@example.com
From: bar+header@exampel.com

envelope

# vi /etc/postfix/master.cf

# /etc/init.d/postfix check
# /etc/init.d/postfix reload

$ diff -C5 /tmp/postfix /etc/init.d/postfix
*** /tmp/postfix        2007-01-17 15:25:28.000000000 +0900
--- /etc/init.d/postfix 2007-01-17 15:28:27.000000000 +0900
***************
*** 101,111 ****
--- 101,113 ----
      force-reload|reload)
        log_action_begin_msg "Reloading Postfix configuration"
        if ${DAEMON} quiet-reload; then
            log_action_end_msg 0
        else
+           exitcode=$?
            log_action_end_msg 1
+           exit $exitcode
        fi
      ;;

      flush|check|abort)
        ${DAEMON} $1

# /etc/init.d/postfix reload
Reloading Postfix configuration...postfix/postfix-script: fatal: the Postfix mail system is not running
failed.
# echo $?
1