Merge pull request #230 from SUNET/richir-message-size-limit

adding ability to use message_size_limit in main.cf

Author: richir-sunet

manifests/mail/postfix.pp

@@ -4,6 +4,7 @@
   String $alias_domains,
   String $environment,
   String $imap_domain,
+  Optional[Integer] $message_size_limit,
   Array[String] $relaying_servers,
   String $short_domain,
   String $smtp_domain,

templates/mail/postfix/main.erb.cf

@@ -56,3 +56,6 @@ smtpd_sasl_path = inet:<%= @imap_domain %>:12346
 smtpd_sasl_auth_enable = yes
 
 virtual_transport = lmtp:<%= @imap_domain %>:24
+<% if @message_size_limit -%>
+message_size_limit = <%= @message_size_limit %>
+<% end -%>