我在 Debian 上运行 Postfix、Dovecot 和 Amavis。不知何故，同事发来的一封电子邮件没有送达，于是我开始搜索日志。
这是我发现的。我不知道问题出在哪里。
日志：
Dec 22 12:50:38 mail postfix/smtpd[30263]: connect from localhost[127.0.0.1]
Dec 22 12:50:38 mail postfix/smtpd[30263]: 9FFCD1682106: client=localhost[127.0.0.1]
Dec 22 12:50:38 mail postfix/cleanup[30259]: 9FFCD1682106: message-id=<[email protected]>
Dec 22 12:50:38 mail postfix/smtpd[30263]: disconnect from localhost[127.0.0.1] ehlo=1 mail=1 rcpt=1 data=1 quit=1 commands=5
Dec 22 12:50:38 mail postfix/qmgr[1138]: 9FFCD1682106: from=<[email protected]>, size=36743, nrcpt=1 (queue active)
Dec 22 12:50:38 mail amavis[29079]: (29079-02) Passed CLEAN {RelayedInbound}, [127.0.0.1] [90.xx.xx.xx] <[email protected]> -> <[email protected]>, Message-ID: <[email protected]>, mail_id: 3WR65-x-uRfu, Hits: 0.002, size: 36262, queued_as: 9FFCD1682106, 1089 ms
Dec 22 12:50:38 mail postfix/lmtp[30260]: 80C6F1682101: to=<[email protected]>, relay=127.0.0.1[127.0.0.1]:10024, delay=6.3, delays=5.1/0.02/0.04/1.1, dsn=2.0.0, status=sent (250 2.0.0 from MTA(smtp:[127.0.0.1]:10025): 250 2.0.0 Ok: queued as 9FFCD1682106)
Dec 22 12:50:38 mail postfix/qmgr[1138]: 80C6F1682101: removed
Dec 22 12:50:38 mail dovecot: lmtp(30265): Connect from local
Dec 22 12:50:38 mail dovecot: lmtp([email protected])<30265><ZzG0K47d4V85dgAAz+uO0w>: sieve: msgid=<[email protected]>: stored mail into mailbox 'INBOX'
Dec 22 12:50:38 mail postfix/lmtp[30260]: 9FFCD1682106: to=<[email protected]>, orig_to=<[email protected]>, relay=mail.mydomain.com[private/dovecot-lmtp], delay=0.22, delays=0.02/0.04/0.02/0.14, dsn=2.0.0, status=sent (250 2.0.0 <[email protected]> ZzG0K47d4V85dgAAz+uO0w Saved)
Dec 22 12:50:38 mail postfix/qmgr[1138]: 9FFCD1682106: removed
Dec 22 12:50:38 mail dovecot: lmtp(30265): Disconnect from local: Client has quit the connection (state=READY)
有人对这个问题有解释或解决方案吗？
谢谢！
后配置：
postconf: warning: /etc/postfix/master.cf: undefined parameter: mua_client_restrictions
postconf: warning: /etc/postfix/master.cf: undefined parameter: mua_client_restrictions
address_verify_negative_refresh_time = 60s
address_verify_sender_ttl = 15686s
alias_database = hash:/etc/aliases, hash:/var/lib/mailman/data/aliases
alias_maps = hash:/etc/aliases, hash:/var/lib/mailman/data/aliases
append_dot_mydomain = no
biff = no
body_checks = regexp:/etc/postfix/body_checks
broken_sasl_auth_clients = yes
compatibility_level = 2
content_filter = lmtp:[127.0.0.1]:10024
dovecot_destination_recipient_limit = 1
enable_original_recipient = no
greylisting = check_policy_service inet:127.0.0.1:10023
header_checks = regexp:/etc/postfix/header_checks
html_directory = /usr/share/doc/postfix/html
inet_interfaces = all
inet_protocols = all
mailbox_size_limit = 0
maildrop_destination_concurrency_limit = 1
maildrop_destination_recipient_limit = 1
message_size_limit = 0
mime_header_checks = regexp:/etc/postfix/mime_header_checks
mydestination = mail.mydomain.com, xxxxx.contaboserver.net, localhost, localhost.localdomain
myhostname = mail.mydomain.com
mynetworks = 127.0.0.0/8 [::1]/128
myorigin = /etc/mailname
nested_header_checks = regexp:/etc/postfix/nested_header_checks
owner_request_special = no
proxy_read_maps = $local_recipient_maps $mydestination $virtual_alias_maps $virtual_alias_domains $sender_bcc_maps $virt ual_mailbox_maps $virtual_mailbox_domains $relay_recipient_maps $relay_domains $canonical_maps $sender_canonical_maps $r ecipient_canonical_maps $relocated_maps $transport_maps $mynetworks $smtpd_sender_login_maps $virtual_uid_maps $virtual_ gid_maps $smtpd_client_restrictions $smtpd_sender_restrictions $smtpd_recipient_restrictions
readme_directory = /usr/share/doc/postfix
receive_override_options = no_address_mappings
recipient_delimiter = +
relay_domains = proxy:mysql:/etc/postfix/mysql-virtual_relaydomains.cf
relay_recipient_maps = proxy:mysql:/etc/postfix/mysql-virtual_relayrecipientmaps.cf
relayhost =
sender_bcc_maps = proxy:mysql:/etc/postfix/mysql-virtual_outgoing_bcc.cf
smtp_dns_support_level = dnssec
smtp_tls_exclude_ciphers = RC4, aNULL
smtp_tls_protocols = !SSLv2,!SSLv3
smtp_tls_security_level = dane
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
smtpd_client_message_rate_limit = 100
smtpd_client_restrictions = check_client_access proxy:mysql:/etc/postfix/mysql-virtual_client.cf, permit_inet_interfaces , permit_mynetworks, reject_rbl_client zen.spamhaus.org, permit_sasl_authenticated, reject_unauth_pipelining , permit
smtpd_data_restrictions = permit_mynetworks, reject_unauth_pipelining, reject_multi_recipient_bounce, permit
smtpd_etrn_restrictions = permit_mynetworks, reject
smtpd_forbidden_commands = CONNECT,GET,POST,USER,PASS
smtpd_helo_required = yes
smtpd_helo_restrictions = reject_invalid_helo_hostname, permit_mynetworks, check_helo_access regexp:/etc/postfix/helo_ac cess, permit_sasl_authenticated, reject_non_fqdn_helo_hostname, check_helo_access regexp:/etc/postfix/blacklist_helo, ,r eject_unknown_helo_hostname, permit
smtpd_recipient_restrictions = permit_mynetworks, reject_unknown_recipient_domain, reject_unlisted_recipient, check_reci pient_access proxy:mysql:/etc/postfix/mysql-verify_recipients.cf, permit_sasl_authenticated, reject_non_fqdn_recipient, reject_unauth_destination, check_recipient_access proxy:mysql:/etc/postfix/mysql-virtual_recipient.cf, check_recipient_a ccess mysql:/etc/postfix/mysql-virtual_policy_greylist.cf, check_policy_service unix:private/quota-status
smtpd_relay_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination
smtpd_restriction_classes = greylisting
smtpd_sasl_auth_enable = yes
smtpd_sasl_authenticated_header = yes
smtpd_sasl_path = private/auth
smtpd_sasl_security_options = noanonymous
smtpd_sasl_type = dovecot
smtpd_sender_login_maps = proxy:mysql:/etc/postfix/mysql-virtual_sender_login_maps.cf
smtpd_sender_restrictions = check_sender_access regexp:/etc/postfix/tag_as_originating.re, permit_mynetworks, permit_sas l_authenticated, reject_non_fqdn_sender, check_sender_access regexp:/etc/postfix/tag_as_foreign.re, check_sender_access proxy:mysql:/etc/postfix/mysql-virtual_sender.cf
smtpd_tls_cert_file = /etc/postfix/smtpd.cert
smtpd_tls_exclude_ciphers = RC4, aNULL
smtpd_tls_key_file = /etc/postfix/smtpd.key
smtpd_tls_mandatory_ciphers = medium
smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3
smtpd_tls_protocols = !SSLv2,!SSLv3
smtpd_tls_security_level = may
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtpd_use_tls = yes
tls_medium_cipherlist = ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RS A-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-G CM-SHA384
tls_preempt_cipherlist = no
transport_maps = hash:/var/lib/mailman/data/transport-mailman, proxy:mysql:/etc/postfix/mysql-virtual_transports.cf
virtual_alias_domains = proxy:mysql:/etc/postfix/mysql-virtual_alias_domains.cf
virtual_alias_maps = hash:/var/lib/mailman/data/virtual-mailman, proxy:mysql:/etc/postfix/mysql-virtual_forwardings.cf, proxy:mysql:/etc/postfix/mysql-virtual_alias_maps.cf, proxy:mysql:/etc/postfix/mysql-virtual_email2email.cf
virtual_gid_maps = proxy:mysql:/etc/postfix/mysql-virtual_gids.cf
virtual_mailbox_base = /var/vmail
virtual_mailbox_domains = proxy:mysql:/etc/postfix/mysql-virtual_domains.cf
virtual_mailbox_maps = proxy:mysql:/etc/postfix/mysql-virtual_mailboxes.cf
virtual_transport = lmtp:unix:private/dovecot-lmtp
virtual_uid_maps = proxy:mysql:/etc/postfix/mysql-virtual_uids.cf
鸽舍：
# 2.3.4.1 (f79e8e7e4): /etc/dovecot/dovecot.conf
# Pigeonhole version 0.5.4 ()
# OS: Linux 4.19.0-12-amd64 x86_64 Debian 10.7
# Hostname: mail.mydomain.com
auth_mechanisms = plain login
disable_plaintext_auth = no
imap_capability = +SEPCIAL-USE XLIST
listen = *,[::]
lmtp_rcpt_check_quota = yes
log_timestamp = "%Y-%m-%d %H:%M:%S "
mail_max_userip_connections = 100
mail_plugins = quota
mail_privileged_group = vmail
namespace inbox {
inbox = yes
location =
mailbox Drafts {
special_use = \Drafts
}
mailbox Junk {
special_use = \Junk
}
mailbox Sent {
special_use = \Sent
}
mailbox "Sent Messages" {
special_use = \Sent
}
mailbox Trash {
special_use = \Trash
}
prefix =
separator = .
}
passdb {
args = /etc/dovecot/dovecot-sql.conf
driver = sql
}
plugin {
quota = dict:user::file:/var/vmail/%d/%n/.quotausage
quota_status_nouser = DUNNO
quota_status_overquota = 552 5.2.2 Mailbox is full
quota_status_success = DUNNO
sieve = /var/vmail/%d/%n/.sieve
sieve_after = /var/vmail/%d/%n/.ispconfig.sieve
sieve_before = /var/vmail/%d/%n/.ispconfig-before.sieve
sieve_max_actions = 100
sieve_max_redirects = 25
sieve_max_script_size = 2M
}
protocols = imap pop3 lmtp
service auth {
unix_listener /var/spool/postfix/private/auth {
group = postfix
mode = 0660
user = postfix
}
unix_listener auth-userdb {
group = vmail
mode = 0600
user = vmail
}
user = root
}
service imap-login {
client_limit = 1000
process_limit = 512
}
service lmtp {
unix_listener /var/spool/postfix/private/dovecot-lmtp {
group = postfix
mode = 0600
user = postfix
}
}
service quota-status {
client_limit = 1
executable = quota-status -p postfix
unix_listener /var/spool/postfix/private/quota-status {
group = postfix
mode = 0660
user = postfix
}
}
service stats {
unix_listener stats-reader {
group = vmail
mode = 0660
user = vmail
}
unix_listener stats-writer {
group = vmail
mode = 0660
user = vmail
}
}
ssl_cert = </etc/postfix/smtpd.cert
ssl_cipher_list = ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384
ssl_dh = # hidden, use -P to show it
ssl_key = # hidden, use -P to show it
ssl_min_protocol = TLSv1.2
userdb {
driver = prefetch
}
userdb {
args = /etc/dovecot/dovecot-sql.conf
driver = sql
}
protocol imap {
auth_verbose = yes
mail_plugins = quota imap_quota
}
protocol pop3 {
auth_verbose = yes
mail_plugins = quota
pop3_uidl_format = %08Xu%08Xv
}
protocol lda {
mail_plugins = sieve quota
postmaster_address = [email protected]
}
protocol lmtp {
mail_plugins = quota sieve
postmaster_address = [email protected]
}
答案1
该电子邮件已从队列中删除。
qmgr（即邮件队列） qmgr = 守护进程管理 Postfix 队列。
第 8 行和第 12 行可能会让您感到困惑，
正如您在第 10 行看到的，它进入了收件箱。在第 12 行，它将其从队列中删除。
如果你有其他应用程序将其删除，那就另当别论了。但无论如何，dovecot 将其放在了收件箱中。