求助，postfix不可以给外域发邮件

lixm~

postcon -n的结果

1. broken_sasl_auth_clients = yes
   
2. command_directory = /usr/sbin
   
3. config_directory = /etc/postfix
   
4. daemon_directory = /usr/libexec/postfix
   
5. data_directory = /var/lib/postfix
   
6. debug_peer_level = 3
   
7. home_mailbox = .maildir/
   
8. html_directory = /usr/share/doc/postfix
   
9. inet_interfaces = all
   
10. mail_owner = postfix
    
11. mailq_path = /usr/bin/mailq
    
12. manpage_directory = /usr/local/man
    
13. mydestination =
    
14. mydomain = example.com
    
15. myhostname = mail.example.com
    
16. mynetworks = 192.168.90.0/24, 127.0.0.0/8
    
17. mynetworks_style = subnet
    
18. myorigin = $myhostname
    
19. newaliases_path = /usr/bin/newaliases
    
20. queue_directory = /var/spool/postfix
    
21. readme_directory = /usr/share/doc/postfix/readme
    
22. sample_directory = /etc/postfix
    
23. sendmail_path = /usr/sbin/sendmail
    
24. setgid_group = postdrop
    
25. smtpd_client_restrictions = permit_sasl_authenticated
    
26. smtpd_recipient_restrictions = permit_sasl_authenticated        reject
    
27. smtpd_sasl_auth_enable = yes
    
28. smtpd_sasl_path = private/auth
    
29. smtpd_sasl_security_options = noanonymous
    
30. smtpd_sasl_type = dovecot
    
31. unknown_local_recipient_reject_code = 550
    
32. virtual_alias_maps = mysql:/etc/postfix/valias-mysql.cf
    
33. virtual_gid_maps = static:500
    
34. virtual_mailbox_base = /var/mailbox/
    
35. virtual_mailbox_domains = static:example.com
    
36. virtual_mailbox_maps = mysql:/etc/postfix/vmailbox-mysql.cf
    
37. virtual_minimum_uid = 100
    
38. virtual_transport = dovecot
    
39. virtual_uid_maps = static:500
    

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vdomain-mysql.cf

1. user = root
   
2. password = 123456
   
3. dbname = extmail
   
4. query = select domain from domain;
   

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vmailbox-mysql.cf

1. 
   
2. user = root
   
3. password = 123456
   
4. dbname = extmail
   
5. query = select maildir from mailbox where uid='%u' and domain='%d' and active=1
   

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valias-mysql.cf

1. 
   
2. user = root
   
3. password = 123456
   
4. dbname = extmail
   
5. query = select goto  from alias where address='%s'
   

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master.cf

1. 
   
2. #
   
3. # Postfix master process configuration file.  For details on the format
   
4. # of the file, see the master(5) manual page (command: "man 5 master").
   
5. #
   
6. # Do not forget to execute "postfix reload" after editing this file.
   
7. #
   
8. # ==========================================================================
   
9. # service type  private unpriv  chroot  wakeup  maxproc command + args
   
10. #               (yes)   (yes)   (yes)   (never) (100)
    
11. # ==========================================================================
    
12. smtp      inet  n       -       n       -       -       smtpd
    
13. #        -o content_filter=dspam
    
14. #submission inet n       -       n       -       -       smtpd
    
15. #  -o smtpd_tls_security_level=encrypt
    
16. #  -o smtpd_sasl_auth_enable=yes
    
17. #  -o smtpd_client_restrictions=permit_sasl_authenticated,reject
    
18. #  -o milter_macro_daemon_name=ORIGINATING
    
19. #smtps     inet  n       -       n       -       -       smtpd
    
20. #  -o smtpd_tls_wrappermode=yes
    
21. #  -o smtpd_sasl_auth_enable=yes
    
22. #  -o smtpd_client_restrictions=permit_sasl_authenticated,reject
    
23. #  -o milter_macro_daemon_name=ORIGINATING
    
24. #628      inet  n       -       n       -       -       qmqpd
    
25. pickup    fifo  n       -       n       60      1       pickup
    
26. cleanup   unix  n       -       n       -       0       cleanup
    
27. qmgr      fifo  n       -       n       300     1       qmgr
    
28. #qmgr     fifo  n       -       n       300     1       oqmgr
    
29. tlsmgr    unix  -       -       n       1000?   1       tlsmgr
    
30. rewrite   unix  -       -       n       -       -       trivial-rewrite
    
31. bounce    unix  -       -       n       -       0       bounce
    
32. defer     unix  -       -       n       -       0       bounce
    
33. trace     unix  -       -       n       -       0       bounce
    
34. verify    unix  -       -       n       -       1       verify
    
35. flush     unix  n       -       n       1000?   0       flush
    
36. proxymap  unix  -       -       n       -       -       proxymap
    
37. proxywrite unix -       -       n       -       1       proxymap
    
38. smtp      unix  -       -       n       -       -       smtp
    
39. # When relaying mail as backup MX, disable fallback_relay to avoid MX loops
    
40. relay     unix  -       -       n       -       -       smtp
    
41.         -o smtp_fallback_relay=
    
42. #       -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
    
43. showq     unix  n       -       n       -       -       showq
    
44. error     unix  -       -       n       -       -       error
    
45. retry     unix  -       -       n       -       -       error
    
46. discard   unix  -       -       n       -       -       discard
    
47. local     unix  -       n       n       -       -       local
    
48. virtual   unix  -       n       n       -       -       virtual
    
49. lmtp      unix  -       -       n       -       -       lmtp
    
50. anvil     unix  -       -       n       -       1       anvil
    
51. scache    unix  -       -       n       -       1       scache
    
52. #
    
53. # ====================================================================
    
54. # Interfaces to non-Postfix software. Be sure to examine the manual
    
55. # pages of the non-Postfix software to find out what options it wants.
    
56. #
    
57. # Many of the following services use the Postfix pipe(8) delivery
    
58. # agent.  See the pipe(8) man page for information about ${recipient}
    
59. # and other message envelope options.
    
60. # ====================================================================
    
61. #
    
62. # maildrop. See the Postfix MAILDROP_README file for details.
    
63. # Also specify in main.cf: maildrop_destination_recipient_limit=1
    
64. #
    
65. #maildrop  unix  -       n       n       -       -       pipe
    
66. #  flags=DRhu user=vmail argv=/usr/local/bin/maildrop -d ${recipient}
    
67. #
    
68. # ====================================================================
    
69. #
    
70. # The Cyrus deliver program has changed incompatibly, multiple times.
    
71. #
    
72. #old-cyrus unix  -       n       n       -       -       pipe
    
73. #  flags=R user=cyrus argv=/cyrus/bin/deliver -e -m ${extension} ${user}
    
74. #
    
75. # ====================================================================
    
76. #
    
77. # Cyrus 2.1.5 (Amos Gouaux)
    
78. # Also specify in main.cf: cyrus_destination_recipient_limit=1
    
79. #
    
80. #cyrus     unix  -       n       n       -       -       pipe
    
81. #  user=cyrus argv=/cyrus/bin/deliver -e -r ${sender} -m ${extension} ${user}
    
82. #
    
83. # ====================================================================
    
84. #
    
85. # See the Postfix UUCP_README file for configuration details.
    
86. #
    
87. #uucp      unix  -       n       n       -       -       pipe
    
88. #  flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient)
    
89. #
    
90. # ====================================================================
    
91. #
    
92. # Other external delivery methods.
    
93. #
    
94. #ifmail    unix  -       n       n       -       -       pipe
    
95. #  flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient)
    
96. #
    
97. #bsmtp     unix  -       n       n       -       -       pipe
    
98. #  flags=Fq. user=bsmtp argv=/usr/local/sbin/bsmtp -f $sender $nexthop $recipient
    
99. #
    
100. #scalemail-backend unix -       n       n       -       2       pipe
     
101. #  flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store
     
102. #  ${nexthop} ${user} ${extension}
     
103. #
     
104. #mailman   unix  -       n       n       -       -       pipe
     
105. #  flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py
     
106. #  ${nexthop} ${user}
     
107. #smtp-amavis unix - - n - 2 smtp
     
108. #        -o smtp_data_done_timeout=1200
     
109. #        -o disable_dns_lookups=yes
     
110. #127.0.0.1:10025 inet n - n - - smtpd
     
111. #        -o content_filter=
     
112. #        -o local_recipient_maps=
     
113. #        -o relay_recipient_maps=
     
114. #        -o smtpd_restriction_classes=
     
115. #        -o smtpd_client_restrictions=
     
116. #        -o smtpd_helo_restrictions=
     
117. #        -o smtpd_sender_restrictions=
     
118. #        -o mynetworks=127.0.0.0/8
     

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dovecot -n 的内容

1. 
   
2. # 1.0.7: /etc/dovecot.conf
   
3. protocols: imap pop3
   
4. login_dir: /var/run/dovecot/login
   
5. login_executable(default): /usr/libexec/dovecot/imap-login
   
6. login_executable(imap): /usr/libexec/dovecot/imap-login
   
7. login_executable(pop3): /usr/libexec/dovecot/pop3-login
   
8. mail_privileged_group: mailbox
   
9. mail_location: maildir:/var/mailbox/
   
10. mail_debug: yes
    
11. mail_executable(default): /usr/libexec/dovecot/imap
    
12. mail_executable(imap): /usr/libexec/dovecot/imap
    
13. mail_executable(pop3): /usr/libexec/dovecot/pop3
    
14. mail_plugin_dir(default): /usr/lib/dovecot/imap
    
15. mail_plugin_dir(imap): /usr/lib/dovecot/imap
    
16. mail_plugin_dir(pop3): /usr/lib/dovecot/pop3
    
17. auth default:
    
18.   mechanisms: plain login
    
19.   debug: yes
    
20.   debug_passwords: yes
    
21.   passdb:
    
22.     driver: sql
    
23.     args: /etc/dovecot-mysql.conf
    
24.   userdb:
    
25.     driver: prefetch
    
26.   socket:
    
27.     type: listen
    
28.     client:
    
29.       path: /var/spool/postfix/private/auth
    
30.       mode: 432
    
31.       user: postfix
    
32.       group: postfix
    
33.     master:
    
34.       path: /var/run/dovecot/auth-master
    
35.       mode: 384
    

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dovecot-mysql.conf

1. 
   
2. driver = mysql
   
3. connect = host=localhost dbname=extmail user=root password=123456
   
4. default_pass_scheme = PLAIN-MD5
   
5. password_query = SELECT username AS user,password,CONCAT('/var/mailbox/',TRIM(TRAILING '/' FROM maildir)) AS userdb_mail,500 AS userdb_uid,500 AS userdb_gid  FROM mailbox WHERE uid = '%n' AND domain = '%d' AND active = 1
   

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maillog的内容

1. 
   
2. Mar 25 11:22:28 localhost postfix/smtpd[8281]: connect from unknown[192.168.90.87]
   
3. Mar 25 11:22:28 localhost dovecot: auth(default): client in: AUTH       8       PLAIN   ser
   
4. vice=smtp    nologin lip=192.168.90.87       rip=192.168.90.87       resp=AHRlc3QxQHB1amlhL
   
5. mNvbQAxMjM0NTY=
   
6. Mar 25 11:22:28 localhost dovecot: auth-worker(default): sql(test1@example.com,192.168.90.87)
   
7. : query: SELECT username AS user,password,CONCAT('/var/mailbox/',TRIM(TRAILING '/' FROM mai
   
8. ldir)) AS userdb_mail,500 AS userdb_uid,500 AS userdb_gid  FROM mailbox WHERE uid = 'test1'
   
9. AND domain = 'example.com' AND active = 1
   
10. Mar 25 11:22:28 localhost dovecot: auth(default): client out: OK        8       user=test1@
    
11. example.com
    
12. Mar 25 11:22:28 localhost postfix/smtpd[8281]: NOQUEUE: reject: RCPT from unknown[192.168.9
    
13. 0.87]: 550 5.1.1 <li.xm87@gmail.com>: Recipient address rejected: User unknown in virtual m
    
14. ailbox table; from=<test1@example.com> to=<li.xm87@gmail.com> proto=ESMTP helo=<[192.168.90.8
    
15. 7]>
    
16. Mar 25 11:22:28 localhost postfix/smtpd[8281]: disconnect from unknown[192.168.90.87]
    

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postfix使用dovecot做sasl验证，example.com是在本地架了一个dns服务器解析的，表现的症状为给外域发信的时候，回到数据库里查看收件人信息，当然是找不到了，然后就出现了日志中的错误了。小弟初学，求大牛指教

lixm~

补充一下
dig MX example.com的结果

1. 
   
2. ; <<>> DiG 9.3.6-P1-RedHat-9.3.6-4.P1.el5_4.2 <<>> MX example.com
   
3. ;; global options:  printcmd
   
4. ;; Got answer:
   
5. ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42604
   
6. ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 2
   
7. 
   
8. ;; QUESTION SECTION:
   
9. ;example.com.                        IN        MX
   
10. 
    
11. ;; ANSWER SECTION:
    
12. example.com.                600        IN        MX        10 example.com.
    
13. 
    
14. ;; AUTHORITY SECTION:
    
15. example.com.                600        IN        NS        ns.example.com.
    
16. 
    
17. ;; ADDITIONAL SECTION:
    
18. example.com.                600        IN        A        192.168.90.87
    
19. ns.example.com.                600        IN        A        192.168.90.87
    
20. 
    
21. ;; Query time: 1 msec
    
22. ;; SERVER: 192.168.90.87#53(192.168.90.87)
    
23. ;; WHEN: Thu Mar 25 11:54:18 2010
    
24. ;; MSG SIZE  rcvd: 92
    

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