add unified session ticket keys file for dnsdist

create-session-ticket-keys

@@ -7,3 +7,5 @@ cd /etc/session-ticket-keys
 for i in {1..4}; do
     head -c 80 </dev/random >$i.key
 done
+
+cat {1..4}.key > keys

rotate-session-ticket-keys

@@ -10,4 +10,7 @@ rsync -I 4.key 3.key
 head -c 80 </dev/random >new.key
 rsync -I new.key 4.key
 rm new.key
+cat {1..4}.key > keys.new
+rsync -I keys.new keys
+rm keys.new
 nginx -s reload