exim: Keep mail for relay domains for 30 days.

This ensures we won't start throwing away mail after 4 days for the
domains we're a backup MX for.

diff --git a/etc/exim4/conf.d/retry/30_exim4-config b/etc/exim4/conf.d/retry/30_exim4-config
index 2602cf8f1db1662037cb9f6c3b243a1684a19338..e003154e408235350929c5a656a67b717dc1a1d7 100644 (file)
--- a/etc/exim4/conf.d/retry/30_exim4-config
+++ b/etc/exim4/conf.d/retry/30_exim4-config
@@ -15,6 +15,10 @@
 # Address or Domain    Error       Retries
 # -----------------    -----       -------
 
+# Keep mails for 30 days for the domains we're backup MX for
+*@+relay_to_domains    *           F,2h,15m; G,16h,1h,1.5; F,4d,6h; F,30d,24h
+
+# Use default rules for all other mail
 *                      *           F,2h,15m; G,16h,1h,1.5; F,4d,6h
 
 # vim: set sts=2 expandtab sw=2 ai: