eximconf: add logging for Subject headers

For troubleshooting and to provide input to policy decisions

Signed-off-by: Adam D. Barratt <adam@adam-barratt.org.uk>

diff --git a/modules/exim/templates/eximconf.erb b/modules/exim/templates/eximconf.erb
index af0e177..16516ac 100644 (file)
--- a/modules/exim/templates/eximconf.erb
+++ b/modules/exim/templates/eximconf.erb
@@ -266,6 +266,7 @@ tls_advertise_hosts = *
 smtp_enforce_sync = true
 
 log_selector = \
+               +subject \
                +tls_cipher \
                +tls_peerdn \
                +queue_time \