ebenfalls nach einem Dist-Upgrade zu Debian 12 kann der Postfix-Server keine Attaments mehr versenden:
Code: Alles auswählen
2023-08-10T19:19:01.026389+02:00 mx postfix/submission/smtpd[1843]: 064F5620038: client=mx.example.com[192.168.1.71], sasl_method=PLAIN, sasl_username=systemmails@example.com
2023-08-10T19:19:01.031466+02:00 mx postfix/cleanup[1956]: 064F5620038: message-id=<20e843c415252b005f57bfad2930026f@example.com>
2023-08-10T19:19:01.223964+02:00 mx postfix/cleanup[1956]: 064F5620038: milter-reject: END-OF-MESSAGE from mx.example.com[192.168.1.71]: 4.7.1 Tempfail - internal scan engine error. (support-id 064F5620038); from=<systemmails@example.com> to=<info@example.com> proto=ESMTP helo=<mail.example.com>Code: Alles auswählen
append_dot_mydomain = no
biff = no
bounce_queue_lifetime = 1h
compatibility_level = 2
confirm_delay_cleared = yes
delay_warning_time = 60
disable_vrfy_command = yes
html_directory = /usr/share/doc/postfix/html
inet_interfaces = all
local_recipient_maps = $virtual_mailbox_maps
mailbox_size_limit = 0
maximal_backoff_time = 15m
maximal_queue_lifetime = 1h
message_size_limit = 52428800
milter_default_action = tempfail
milter_mail_macros = i {mail_addr} {client_addr} {client_name} {auth_authen}
milter_protocol = 6
minimal_backoff_time = 5m
mua_client_restrictions = permit_mynetworks permit_sasl_authenticated reject
mua_relay_restrictions = reject_non_fqdn_recipient
reject_unknown_recipient_domain permit_mynetworks
permit_sasl_authenticated reject
mua_sender_restrictions = permit_mynetworks reject_non_fqdn_sender
reject_sender_login_mismatch permit_sasl_authenticated reject
mydestination = mx.example.tld, localhost.example.tld, localhost
myhostname = mx.example.tld
mynetworks = 127.0.0.0/8 192.168.1.0/24 192.119.24.0/24
[::ffff:127.0.0.0]/104 [::1]/128
myorigin = /etc/mailname
non_smtpd_milters = inet:localhost:11332
plaintext_reject_code = 550
postscreen_access_list = permit_mynetworks cidr:/etc/postfix/postscreen_access
postscreen_bare_newline_enable = no
postscreen_blacklist_action = drop
postscreen_cache_cleanup_interval = 24h
postscreen_cache_map = proxy:btree:$data_directory/postscreen_cache
postscreen_dnsbl_action = enforce
postscreen_dnsbl_sites = b.barracudacentral.org=127.0.0.2*7
dnsbl.inps.de=127.0.0.2*7 bl.mailspike.net=127.0.0.2*5
bl.mailspike.net=127.0.0.[10;11;12]*4 dnsbl.sorbs.net=127.0.0.10*8
dnsbl.sorbs.net=127.0.0.5*6 dnsbl.sorbs.net=127.0.0.7*3
dnsbl.sorbs.net=127.0.0.8*2 dnsbl.sorbs.net=127.0.0.6*2
dnsbl.sorbs.net=127.0.0.9*2 zen.spamhaus.org=127.0.0.[4..7]*6
zen.spamhaus.org=127.0.0.3*4 zen.spamhaus.org=127.0.0.2*3
hostkarma.junkemailfilter.com=127.0.0.2*3
hostkarma.junkemailfilter.com=127.0.0.4*1
hostkarma.junkemailfilter.com=127.0.1.2*1
wl.mailspike.net=127.0.0.[18;19;20]*-2
hostkarma.junkemailfilter.com=127.0.0.1*-2
postscreen_dnsbl_threshold = 8
postscreen_dnsbl_ttl = 5m
postscreen_greet_action = enforce
postscreen_greet_banner = $smtpd_banner
postscreen_greet_ttl = 2d
postscreen_greet_wait = 3s
postscreen_non_smtp_command_enable = no
postscreen_pipelining_enable = no
proxy_read_maps =
proxy:mysql:/etc/postfix/sql/mysql_virtual_sender_acl.cf,
proxy:mysql:/etc/postfix/sql/mysql_tls_enforce_out_policy.cf,
proxy:mysql:/etc/postfix/sql/mysql_tls_enforce_in_policy.cf,
proxy:mysql:/etc/postfix/sql/sender-login-maps.cf,
$local_recipient_maps $mydestination $virtual_alias_maps
$virtual_alias_domains $virtual_mailbox_maps $virtual_mailbox_domains
$relay_recipient_maps $relay_domains $mynetworks
$smtpd_sender_login_maps
queue_run_delay = 5m
readme_directory = /usr/share/doc/postfix
recipient_delimiter = +
relay_domains = proxy:mysql:/etc/postfix/sql/mysql_virtual_mxdomain_maps.cf
relay_recipient_maps =
proxy:mysql:/etc/postfix/sql/mysql_relay_recipient_maps.cf
smtp_dns_support_level = dnssec
smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt
smtp_tls_ciphers = medium
smtp_tls_loglevel = 1
smtp_tls_policy_maps = mysql:/etc/postfix/sql/tls-policy.cf
smtp_tls_protocols = !SSLv2, !SSLv3
smtp_tls_security_level = dane
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
smtpd_banner = $myhostname
smtpd_client_restrictions = permit_mynetworks check_client_access
hash:/etc/postfix/without_ptr reject_unknown_client_hostname
smtpd_data_restrictions = reject_unauth_pipelining
smtpd_error_sleep_time = 10s
smtpd_hard_error_limit = ${stress?1}${stress:5}
smtpd_helo_required = yes
smtpd_helo_restrictions = permit_mynetworks
reject_invalid_helo_hostname reject_non_fqdn_helo_hostname
reject_unknown_helo_hostname
smtpd_milters = inet:localhost:11332
smtpd_recipient_restrictions = permit_sasl_authenticated,
permit_mynetworks, reject_invalid_helo_hostname,
reject_unknown_reverse_client_hostname, reject_unauth_destination
smtpd_relay_restrictions = reject_non_fqdn_recipient
reject_unknown_recipient_domain permit_mynetworks
reject_unauth_destination
smtpd_sender_login_maps =
proxy:mysql:/etc/postfix/sql/mysql_virtual_sender_acl.cf
smtpd_soft_error_limit = 3
smtpd_tls_auth_only = yes
smtpd_tls_cert_file = /etc/letsencrypt/live/mx.example.tld/fullchain.pem
smtpd_tls_ciphers = medium
smtpd_tls_dh1024_param_file = /etc/ssl/mail/dhparams_2048.pem
smtpd_tls_dh512_param_file = /etc/ssl/mail/dhparams_512.pem
smtpd_tls_exclude_ciphers = ECDHE-RSA-RC4-SHA, RC4, aNULL
smtpd_tls_key_file = /etc/letsencrypt/live/mx.example.tld/privkey.pem
smtpd_tls_loglevel = 1
smtpd_tls_mandatory_ciphers = medium
smtpd_tls_mandatory_exclude_ciphers = ECDHE-RSA-RC4-SHA, RC4, aNULL
smtpd_tls_mandatory_protocols = !SSLv2,!SSLv3,!TLSv1,!TLSv1.1
smtpd_tls_protocols = !SSLv2,!SSLv3,!TLSv1,!TLSv1.1
smtpd_tls_security_level = may
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtpd_use_tls = yes
tls_medium_cipherlist = EECDH+AESGCM:EDH+AESGCM
tls_preempt_cipherlist = yes
tls_ssl_options = NO_COMPRESSION
virtual_alias_maps =
proxy:mysql:/etc/postfix/sql/mysql_virtual_alias_maps.cf,
proxy:mysql:/etc/postfix/sql/mysql_virtual_spamalias_maps.cf
virtual_gid_maps = static:5000
virtual_mailbox_domains =
proxy:mysql:/etc/postfix/sql/mysql_virtual_domains_maps.cf
virtual_mailbox_maps =
proxy:mysql:/etc/postfix/sql/mysql_virtual_mailbox_maps.cf
virtual_minimum_uid = 104
virtual_transport = lmtp:unix:private/dovecot-lmtp
virtual_uid_maps = static:5000Code: Alles auswählen
root@mx ~ # telnet localhost 11332
Trying ::1...
Connected to localhost.
Escape character is '^]'.
^C
Connection closed by foreign host.Code: Alles auswählen
root@mx ~ # netstat -tulpen | fgrep 11332
tcp 0 0 127.0.0.1:11332 0.0.0.0:* LISTEN 111 25686 787/rspamd: main pr
tcp6 0 0 ::1:11332 :::* LISTEN 111 25687 787/rspamd: main pr Code: Alles auswählen
root@mx ~ # netstat -tulpen | fgrep clamdCode: Alles auswählen
root@mx ~ # systemctl status clamav-daemon.service
● clamav-daemon.service - Clam AntiVirus userspace daemon
Loaded: loaded (/lib/systemd/system/clamav-daemon.service; enabled; preset: enabled)
Drop-In: /etc/systemd/system/clamav-daemon.service.d
└─extend.conf
Active: active (running) since Thu 2023-08-10 19:12:38 CEST; 8min ago
TriggeredBy: ● clamav-daemon.socket
Docs: man:clamd(8)
man:clamd.conf(5)
https://docs.clamav.net/
Process: 613 ExecStartPre=/bin/mkdir -p /run/clamav (code=exited, status=0/SUCCESS)
Process: 624 ExecStartPre=/bin/chown clamav /run/clamav (code=exited, status=0/SUCCESS)
Main PID: 628 (clamd)
Tasks: 2 (limit: 9481)
Memory: 1.7G
CPU: 22.166s
CGroup: /system.slice/clamav-daemon.service
└─628 /usr/sbin/clamd --foreground=true
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> Portable Executable support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> ELF support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> Mail files support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> OLE2 support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> PDF support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> SWF support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> HTML support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> XMLDOCS support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> HWP3 support enabled.
Aug 10 19:13:00 mx clamd[628]: Thu Aug 10 19:13:00 2023 -> Self checking every 3600 seconds.
Jetzt bräuchte einen neuen Denkansatz.
Viele Grüße
MPenzi
