From 1d2a6bfc7062c60cfe61fd74c2af23a5c828c440 Mon Sep 17 00:00:00 2001 From: Guilhem Moulin Date: Sun, 9 Dec 2018 19:03:16 +0100 Subject: MSA verification probes: enable opportunistic encryption. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit And use ‘noreply.fripost.org’ as HELO name rather than $myhostname (i.e., ‘smtp.fripost.org’), so the same SPF policy can be used for ehlo and envelope sender identities. --- roles/MSA/templates/etc/postfix/main.cf.j2 | 1 + roles/common/templates/etc/postfix/master.cf.j2 | 9 +++++++++ 2 files changed, 10 insertions(+) diff --git a/roles/MSA/templates/etc/postfix/main.cf.j2 b/roles/MSA/templates/etc/postfix/main.cf.j2 index 50ea6b0..a48a327 100644 --- a/roles/MSA/templates/etc/postfix/main.cf.j2 +++ b/roles/MSA/templates/etc/postfix/main.cf.j2 @@ -92,6 +92,7 @@ address_verify_negative_refresh_time = 5m unverified_recipient_defer_code = 250 unverified_recipient_reject_code = 550 address_verify_map = lmdb:$data_directory/verify_cache +address_verify_default_transport = smtp_verify smtpd_client_restrictions = permit_sasl_authenticated diff --git a/roles/common/templates/etc/postfix/master.cf.j2 b/roles/common/templates/etc/postfix/master.cf.j2 index 4356363..905c82e 100644 --- a/roles/common/templates/etc/postfix/master.cf.j2 +++ b/roles/common/templates/etc/postfix/master.cf.j2 @@ -46,6 +46,15 @@ proxymap unix - - n - - proxymap proxywrite unix - - n - 1 proxymap smtp unix - - y - - smtp # -o smtp_helo_timeout=5 -o smtp_connect_timeout=5 +{% if inst is defined and inst == 'MSA' %} +smtp_verify unix - - y - - smtp + -o smtp_helo_name=noreply.$mydomain + -o smtp_tls_security_level=may + -o smtp_tls_ciphers=medium + -o smtp_tls_protocols=!SSLv2,!SSLv3 + -o smtp_tls_note_starttls_offer=yes + -o smtp_tls_session_cache_database=lmdb:$data_directory/smtp_tls_session_cache +{% endif %} relay unix - - y - - smtp showq unix n - y - - showq error unix - - y - - error -- cgit v1.2.3