maas local image mirror

Change-Id: I6bea1151c43c584f28f628ce4e7ced8b6683d6b3
diff --git a/init.yml b/init.yml
index e47d8b1..c79a186 100644
--- a/init.yml
+++ b/init.yml
@@ -526,3 +526,14 @@
           address: 127.0.0.1
           names:
           - apt
+  maas:
+    mirror:
+      enabled: true
+      image:
+        release:
+          xenial:
+            keyring: /usr/share/keyrings/ubuntu-cloudimage-keyring.gpg
+            upstream: http://images.maas.io/ephemeral-v3/daily/
+            local_dir: /var/www/html/maas/images/ephemeral-v3/daily
+            arch: amd64
+            count: 1
\ No newline at end of file