Secondary domains.

For nehe.sr.

docker-compose.yml

@@ -54,6 +54,7 @@ services:
     build:
       context: exim4/
     environment:
+      ALT_DOMAINS: nehe.sr
       # CLAMD_ADDRESS: clamd 3310
       LDAP_URIS: *ldap_uris
       LDAP_BASEDN: *ldap_basedn

exim4/exim4.conf

@@ -71,7 +71,7 @@ exim_group = mail
 # +local_domains, +relay_to_domains, and +relay_from_hosts, respectively. They
 # are all colon-separated lists:
 
-domainlist local_domains = ${env{DOMAIN}{$value}{@}}
+domainlist local_domains = ${env{DOMAIN}{$value}{@}} : ${env{ALT_DOMAINS}{$value}{@}}
 domainlist relay_to_domains =
 hostlist   relay_from_hosts = <; 127.0.0.0/8; 192.168.0.0/16; 10.0.0.0/8; 172.16.0.0/12
 # (We rely upon hostname resolution working for localhost, because the default
@@ -373,7 +373,7 @@ timeout_frozen_after = 7d
 # Note that TZ is handled separately by the timezone runtime option
 # and TIMEZONE_DEFAULT buildtime option.
 
-keep_environment = ^LDAP : CLAMD_ADDRESS : SPAMD_ADDRESS : DKIM_SELECTOR : DKIM_KEY_FILE : MAILNAME : LMTP_ADDRESS : TLS_KEY_FILE : TLS_CERT_FILE : DOMAIN
+keep_environment = ^LDAP : CLAMD_ADDRESS : SPAMD_ADDRESS : DKIM_SELECTOR : DKIM_KEY_FILE : MAILNAME : LMTP_ADDRESS : TLS_KEY_FILE : TLS_CERT_FILE : DOMAIN : ALT_DOMAINS
 # add_environment = PATH=/usr/bin::/bin