+# create a temporary gnupg directory from which to publish the key
+export GNUPGHOME=$(mktemp -d)
+
+# trap to remove tmp dir if break
+trap "rm -rf $GNUPGHOME" EXIT
+
+# import the host key into the tmp dir
+su_monkeysphere_user \
+ "gpg --quiet --import" <"$HOST_KEY_FILE"