1 files changed, 21 insertions, 0 deletions
diff --git a/update-root-hints.sh b/update-root-hints.sh
new file mode 100755
index 0000000..14319b3
--- /dev/null
+++ b/update-root-hints.sh
@@ -0,0 +1,21 @@
+#!/bin/sh -e
+# This data is documented at <https://www.iana.org/domains/root/files>.
+
+wget -O root.hints.NEW https://www.internic.net/domain/named.root
+
+# ignore the update date, which changes daily
+if diff -u --ignore-matching-lines='^;[[:space:]]*\(last update\|related version of root zone\):' root.hints root.hints.NEW; then
+  echo "root.hints has NOT changed."
+  rm root.hints.NEW
+  exit
+fi
+
+echo "root.hints has changed."
+
+wget -O root.hints.sig.NEW https://www.internic.net/domain/named.root.sig
+
+gpgv --keyring $(pwd)/registry-admin.key root.hints.sig.NEW root.hints.NEW
+
+mv root.hints.NEW root.hints
+mv root.hints.sig.NEW root.hints.sig
+