如何使用 MySQL 在 Postfix 中指定目标目录?

Hka*_*kan 3 mysql email-server postfix mailbox

我已经设置了一个带有 Postfix、Dovecot 和 MySQL 的邮件服务器。Dovecot 完美运行。Postfix 发送邮件,但我在接收邮件时遇到问题。

经过 2 天的调试和调整配置,我现在可以成功接收邮件了。唯一的问题是 Postfix 将邮件保存在错误的位置。我希望邮件保存在/var/mail/vhosts/domain.tld/user/ 目录中user@domain.tld但邮件保存在/var/mail/vhosts/user@domain.tld 文件中

/ v a r / m a i l / v h o s t s / u s e r @ d o m a i n . t l d
-------------------------------   -----------------------------
^    virtual_mailbox_base     ^   ^     sql result from       ^
                                  |   virtual_mailbox_maps    |
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——

后缀配置

# (postconf -d; postconf -d; postconf -n;) | sort | uniq -u
alias_maps = hash:/etc/aliases
append_dot_mydomain = no
biff = no
broken_sasl_auth_clients = yes
local_recipient_maps = $virtual_mailbox_maps
mailbox_command = procmail -a "$EXTENSION"
mailbox_size_limit = 0
mydestination = localhost.localdomain, localhost
myhostname = {censored}
mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
myorigin = /etc/mailname
process_id = 6297
process_id = 6298
readme_directory = no
recipient_delimiter = +
smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)
smtpd_recipient_restrictions = permit_sasl_authenticated,permit_mynetworks,reject_unauth_destination
smtpd_sasl_auth_enable = yes
smtpd_sasl_path = private/auth
smtpd_sasl_tls_security_options = noanonymous
smtpd_sasl_type = dovecot
smtpd_tls_CAfile = /etc/ssl/certs/cacert.pem
smtpd_tls_cert_file = /etc/ssl/certs/mail.roofworkshop.com.crt
smtpd_tls_key_file = /etc/ssl/private/mail.roofworkshop.com.key
smtpd_tls_loglevel = 1
smtpd_tls_received_header = yes
smtpd_tls_security_level = may
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtp_tls_note_starttls_offer = yes
smtp_tls_security_level = may
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
virtual_alias_maps = mysql:/etc/postfix/mysql-virtual-alias-maps.cf
virtual_gid_maps = static:5000
virtual_mailbox_base = /var/mail/vhosts
virtual_mailbox_domains = mysql:/etc/postfix/mysql-virtual-mailbox-domains.cf
virtual_mailbox_maps = mysql:/etc/postfix/mysql-virtual-mailbox-maps.cf
virtual_uid_maps = static:5000
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mysql-virtual-mailbox-domains.cf

user = mailuser
password = {censored}
hosts = 127.0.0.1
dbname = mailserver
query = SELECT name FROM virtual_domains WHERE name='%s'
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mysql-虚拟邮箱-maps.cf

user = mailuser
password = {censored}
hosts = 127.0.0.1
dbname = mailserver
query = SELECT email FROM virtual_users WHERE email='%s'
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mas*_*oeh 5

另一种方法是在 postfix 中使用 mysql 扩展功能。参见man 5 mysql_table

这是您查询的替代版本

query = SELECT '%d/%u/' FROM virtual_users WHERE email='%s';
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当输入为user@example.com 时,字符串%d/%u/将扩展为example.com/user/. 这部分WHERE email='%s'将把这个查询限制为仅有效的用户名。

另请参阅此博客文章以获取此扩展的示例。


文档页面的相关摘录

query 用于搜索数据库的 SQL 查询模板,其中 %s 是 Postfix 试图解析的地址的替代,例如 query = SELECT 替换 FROM 别名 WHERE 邮箱 = '%s'

此参数支持以下“%”扩展:

%% 这被替换为文字“%”字符。

%s 这被输入键代替。SQL 引用用于确保输入键不会添加意外的元字符。

%u 当输入键是 user@domain 形式的地址时,%u 将替换为地址的 SQL 引用的本地部分。否则, %u 将替换为整个搜索字符串。如果 localpart 为空,则查询被抑制并且不返回任何结果。

%d 当输入键是 user@domain 形式的地址时,%d 将替换为地址的 SQL 引用的域部分。否则,查询将被抑制并且不返回任何结果。