X-Git-Url: https://git.distorted.org.uk/~mdw/exim-config/blobdiff_plain/b6d742526e8fcf69f22589314ee8f12b7756f026..2f0841cefa225400a5ccaf5afbeb1766b11ab9cf:/exchange.m4

diff --git a/exchange.m4 b/exchange.m4
index ee27e3c..cfdcf9a 100644
--- a/exchange.m4
+++ b/exchange.m4
@@ -27,18 +27,6 @@
 SECTION(global, daemon)m4_dnl
 daemon_smtp_ports = CONF_smtp_port : CONF_submission_port
 
-SECTION(global, tls)m4_dnl
-tls_certificate = CONF_sysconf_dir/server.cert
-tls_privatekey = CONF_sysconf_dir/server.key
-tls_advertise_hosts = *
-tls_dhparam = CONF_ca_dir/dh-param-2048.pem
-tls_require_ciphers = ${if or {{={$received_port}{CONF_submission_port}} \
-			       {match_ip {$sender_host_address}{+trusted}}} \
-			   {CONF_good_ciphers} \
-			   {CONF_acceptable_ciphers}}
-tls_verify_certificates = CONF_ca_dir/ca.cert
-tls_verify_hosts = ${if eq{$acl_c_mode}{submission} {} {+allnets}}
-
 DIVERT(null)
 ###--------------------------------------------------------------------------
 ### Check source addresses for apparently local senders.
@@ -47,12 +35,6 @@ SECTION(acl, mail-hooks)m4_dnl
 	## Check that a submitted message's sender address is allowable.
 	require	 acl = mail_client_addr
 
-	## Insist that a local client connect through TLS.
-	deny	 message = Hosts within CONF_master_domain must use TLS
-		!condition = ${if eq{$acl_c_mode}{submission}}
-		 hosts = +allnets
-		!encrypted = *
-
 SECTION(acl, misc)m4_dnl
 mail_client_addr:
 
@@ -73,7 +55,9 @@ mail_client_addr:
 		 add_header = :after_received:X-Distorted-Warning: \
 			RCLNTLSNDR \
 			Apparently local sender, but received from remote \
-			server.
+			server.\n\t\
+			sender=$sender_address \
+			host=$sender_host_address
 
 	## OK.
 	accept
@@ -86,7 +70,12 @@ SECTION(routers, remote)m4_dnl
 ## Send mail on to a host in our own network.  We must apply extra security.
 local:
 	driver = dnslookup
-	domains = ! +known : *.CONF_master_domain
+	domains = ${if bool {${LOOKUP_DOMAIN($domain,
+			       {KV(service, {$value}{true})},
+			       {false})}} \
+		       {}{ ! +public : \
+			   CONF_master_domain : \
+			   *.CONF_master_domain }}
 	self = fail
 	transport = smtp_local
 	no_more
@@ -94,7 +83,10 @@ local:
 ## Send mail on to unknown hosts.
 remote:
 	driver = dnslookup
-	domains = ! +known
+	domains = ${if bool {${LOOKUP_DOMAIN($domain,
+			       {KV(service, {$value}{true})},
+			       {false})}} \
+		       {}{ ! +public }}
 	self = fail
 	transport = smtp
 	no_more