Problems with Postfix and SASL
Thomas Spuhler
thomas.spuhler at btspuhler.com
Thu Nov 19 16:55:04 CET 2015
On Thursday, November 19, 2015 01:10:28 PM Thomas Luft wrote:
> Hi there,
>
> I did not change anything at my system but since three days I can't send
> mails with postfix. IMAP works fine, but sending mails just does not
> work. So far I found this error in the mail.log:
>
> Nov 19 13:03:01 kolab postfix/smtpd[3310]: fatal: SASL per-process
> initialization failed
> Nov 19 13:03:02 kolab postfix/master[3272]: warning: process
> /usr/lib/postfix/smtpd pid 3310 exit status 1
> Nov 19 13:03:02 kolab postfix/master[3272]: warning:
> /usr/lib/postfix/smtpd: bad command startup -- throttling
> Nov 19 13:03:59 kolab postfix/submission/smtpd[3327]: warning: SASL
> per-process initialization failed: generic failure
> Nov 19 13:03:59 kolab postfix/submission/smtpd[3327]: fatal: SASL
> per-process initialization failed
> Nov 19 13:04:00 kolab postfix/master[3272]: warning: process
> /usr/lib/postfix/smtpd pid 3327 exit status 1
> Nov 19 13:04:00 kolab postfix/master[3272]: warning:
> /usr/lib/postfix/smtpd: bad command startup -- throttling
> Nov 19 13:04:02 kolab postfix/smtpd[3330]: warning: SASL per-process
> initialization failed: generic failure
> Nov 19 13:04:02 kolab postfix/smtpd[3330]: fatal: SASL per-process
> initialization failed
> Nov 19 13:04:03 kolab postfix/master[3272]: warning: process
> /usr/lib/postfix/smtpd pid 3330 exit status 1
> Nov 19 13:04:03 kolab postfix/master[3272]: warning:
> /usr/lib/postfix/smtpd: bad command startup -- throttling
>
> I already searched the internet and tried to change the rights to
> /var/spool/postfix/etc (I think postfix runs chrooted) but I had no
> success at all.
>
> My /etc/postfix/main.cf looks like this:
>
> smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
> biff = no
>
> append_dot_mydomain = no
>
> readme_directory = no
>
> # TLS parameters
> smtpd_tls_cert_file=/etc/myssl/public/domain.pem
> smtpd_tls_key_file=/etc/myssl/private/privkey.pem
> smtpd_tls_CAfile = /etc/myssl/public/cacert.crt
> smtpd_use_tls=yes
> smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
> smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
>
> myhostname = kolab.postapotheke.biz
> alias_maps = hash:/etc/aliases
> alias_database = hash:/etc/aliases
> myorigin = /etc/mailname
> mydestination = ldap:/etc/postfix/ldap/mydestination.cf
> relayhost =
> mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
> relay_domains =
> mailbox_command = procmail -a "$EXTENSION"
> mailbox_size_limit = 0
> message_size_limit = 40960000
> recipient_delimiter = +
> inet_interfaces = all
> smtpd_tls_auth_only = yes
> transport_maps = ldap:/etc/postfix/ldap/transport_maps.cf,
> hash:/etc/postfix/transport
> content_filter = smtp-amavis:[127.0.0.1]:10024
> smtpd_sender_login_maps = $local_recipient_maps
> local_recipient_maps = ldap:/etc/postfix/ldap/local_recipient_maps.cf
> virtual_alias_maps = $alias_maps,
> ldap:/etc/postfix/ldap/virtual_alias_maps.cf,
>
> ldap:/etc/postfix/ldap/virtual_alias_maps_mailforwarding.cf,
>
> ldap:/etc/postfix/ldap/virtual_alias_maps_sharedfolders.cf,
> ldap:/etc/postfix/ldap/mailenabled_distgroups.cf,
>
> ldap:/etc/postfix/ldap/mailenabled_dynamic_distgroups.cf
>
> submission_sender_restrictions = reject_non_fqdn_sender,
> check_policy_service
> unix:private/submission_policy,
> permit_mynetworks,
> permit_sasl_authenticated,
> reject
>
> submission_recipient_restrictions = check_policy_service
> unix:private/submission_policy,
> permit_sasl_authenticated,
> reject
>
> smtpd_recipient_restrictions = reject_non_fqdn_sender,
> reject_non_fqdn_recipient,
> reject_unknown_sender_domain,
> reject_unknown_recipient_domain,
> permit_mynetworks,
> permit_sasl_authenticated,
> reject_rbl_client zen.spamhaus.org,
> reject_rbl_client ix.dnsbl.manitu.net,
> reject_rbl_client bl.spamcop.net,
> reject_unauth_pipelining,
> reject_invalid_helo_hostname,
> reject_unauth_destination,
> check_policy_service
> unix:private/recipient_policy_incoming,
> permit
> smtp_tls_security_level = may
> submission_data_restrictions = check_policy_service
> unix:private/submission_policy
> smtpd_tls_security_level = may
> smtpd_sasl_auth_enable = yes
>
> # Don't talk to mail systems that don't know their own hostname
> smtpd_helo_restrictions = permit_sasl_authenticated,
> reject_unknown_helo_hostname
>
> smtpd_sender_restrictions = reject_non_fqdn_sender,
> reject_unknown_sender_domain,
> permit_mynetworks,
> permit_sasl_authenticated,
> check_policy_service
> unix:private/sender_policy_incoming
> smtpd_relay_restrictions = permit_mynetworks,
> permit_sasl_authenticated,
> reject_non_fqdn_recipient,
> reject_invalid_helo_hostname,
> reject_unknown_recipient_domain,
> reject_unauth_destination,
> reject_unauth_pipelining,
> reject_rbl_client zen.spamhaus.org,
> check_policy_service
> unix:private/recipient_policy_incoming,
> permit
>
> The /etc/postfix/master.cf looks like this:
> # Postfix master process configuration file. For details on the format
> # of the file, see the master(5) manual page (command: "man 5 master").
> # Do not forget to execute "postfix reload" after editing this file.
> #
> ============================================================================
> == # service type private unpriv chroot wakeup maxproc
> command
> # (yes) (yes) (yes) (never) (100)
> + args
> #
> ============================================================================
> == smtp inet n - n - -
> smtpd
> #smtp inet n - n - 1
> postscreen
> #smtpd pass - - n - -
> smtpd
> #dnsblog unix - - n - 0
> dnsblog
> #tlsproxy unix - - n - 0
> tlsproxy
> submission inet n - n - -
> smtpd
> -o cleanup_service_name=cleanup_submission
> -o syslog_name=postfix/submission
> -o smtpd_tls_security_level=encrypt
> -o smtpd_sasl_auth_enable=yes
> -o smtpd_sasl_authenticated_header=yes
> -o smtpd_client_restrictions=permit_sasl_authenticated,reject
> -o smtpd_data_restrictions=$submission_data_restrictions
> -o smtpd_recipient_restrictions=$submission_recipient_restrictions
> -o smtpd_sender_restrictions=$submission_sender_restrictions
>
> #smtps inet n - n - -
> smtpd
> # -o syslog_name=postfix/smtps
> # -o smtpd_tls_wrappermode=yes
> # -o smtpd_sasl_auth_enable=yes
> # -o smtpd_client_restrictions=permit_sasl_authenticated,reject
> # -o milter_macro_daemon_name=ORIGINATING
> #628 inet n - n - -
> qmqpd
> pickup fifo n - n 60 1
> pickup
> cleanup unix n - n - 0
> cleanup
> -o header_checks=regexp:/etc/postfix/header_checks.inbound
> -o mime_header_checks=regexp:/etc/postfix/header_checks.inbound
> cleanup_internal unix n - n - 0
> cleanup
> -o header_checks=regexp:/etc/postfix/header_checks.internal
> -o mime_header_checks=regexp:/etc/postfix/header_checks.internal
> cleanup_submission unix n - n - 0
> cleanup
> -o header_checks=regexp:/etc/postfix/header_checks.submission
> -o mime_header_checks=regexp:/etc/postfix/header_checks.submission
> qmgr fifo n - n 300 1 qmgr
> #qmgr fifo n - n 300 1
> oqmgr
> tlsmgr unix - - n 1000? 1
> tlsmgr
> rewrite unix - - n - -
> trivial-rewrite
> bounce unix - - n - 0
> bounce
> defer unix - - n - 0
> bounce
> trace unix - - n - 0
> bounce
> verify unix - - n - 1
> verify
> flush unix n - n 1000? 0
> flush
> proxymap unix - - n - -
> proxymap
> proxywrite unix - - n - 1
> proxymap
> smtp unix - - n - - smtp
> relay unix - - n - -
> smtp showq unix n - n - -
> showq
> error unix - - n - -
> error
> retry unix - - n - -
> error
> discard unix - - n - -
> discard
> local unix - n n - -
> local
> virtual unix - n n - -
> virtual
> lmtp unix - - n - - lmtp
> anvil unix - - n - 1
> anvil
> scache unix - - n - 1
> scache
>
> # Filter email through Amavisd
> smtp-amavis unix - - n - 3 smtp
> -o smtp_data_done_timeout=1800
> -o disable_dns_lookups=yes
> -o smtp_send_xforward_command=yes
> -o max_use=20
> -o smtp_bind_address=127.0.0.1
>
> # Listener to re-inject email from Amavisd into Postfix
> 127.0.0.1:10025 inet n - n - 100
> smtpd
> -o cleanup_service_name=cleanup_internal
> -o content_filter=smtp-wallace:[127.0.0.1]:10026
> -o local_recipient_maps=
> -o relay_recipient_maps=
> -o smtpd_restriction_classes=
> -o smtpd_client_restrictions=
> -o smtpd_helo_restrictions=
> -o smtpd_sender_restrictions=
> -o smtpd_recipient_restrictions=permit_mynetworks,reject
> -o mynetworks=127.0.0.0/8
> -o smtpd_authorized_xforward_hosts=127.0.0.0/8
>
> # Filter email through Wallace
> smtp-wallace unix - - n - 3 smtp
> -o smtp_data_done_timeout=1800
> -o disable_dns_lookups=yes
> -o smtp_send_xforward_command=yes
> -o max_use=20
>
> # Listener to re-inject email from Wallace into Postfix
> 127.0.0.1:10027 inet n - n - 100
> smtpd
> -o cleanup_service_name=cleanup_internal
> -o content_filter=
> -o local_recipient_maps=
> -o relay_recipient_maps=
> -o smtpd_restriction_classes=
> -o smtpd_client_restrictions=
> -o smtpd_helo_restrictions=
> -o smtpd_sender_restrictions=
> -o smtpd_recipient_restrictions=permit_mynetworks,reject
> -o mynetworks=127.0.0.0/8
> -o smtpd_authorized_xforward_hosts=127.0.0.0/8
>
> recipient_policy unix - n n - -
> spawn
> user=kolab-n argv=/usr/lib/postfix/kolab_smtp_access_policy
> --verify-recipient
>
> recipient_policy_incoming unix - n n - -
> spawn
> user=kolab-n argv=/usr/lib/postfix/kolab_smtp_access_policy
> --verify-recipient --allow-unauthenticated
>
> sender_policy unix - n n - -
> spawn
> user=kolab-n argv=/usr/lib/postfix/kolab_smtp_access_policy
> --verify-sender
>
> sender_policy_incoming unix - n n - -
> spawn
> user=kolab-n argv=/usr/lib/postfix/kolab_smtp_access_policy
> --verify-sender --allow-unauthenticated
>
> submission_policy unix - n n - -
> spawn
> user=kolab-n argv=/usr/lib/postfix/kolab_smtp_access_policy
> --verify-sender --verify-recipient
>
> I really have no idea where to start my search and how to fix this
> problem. Everything else works (roundcubemail, imap access) but sending
> and delivering mail does not.
>
> I really appreciate your help, kind regards
>
> Thomas
> _______________________________________________
> users mailing list
> users at lists.kolab.org
> https://lists.kolab.org/mailman/listinfo/users
I guess you already checked if the postfix master.cf wasn't changed by cron? I
had that periodically.
--
Best regards
Thomas Spuhler
All of my e-mails have a valid digital signature
ID 60114E63
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