From 0168b405a3f4a79e60372f5d1b7a5cd739fe5b84 Mon Sep 17 00:00:00 2001
From: Miroslav Lichvar <mlichvar@redhat.com>
Date: Thu, 4 Sep 2014 17:43:27 +0200
Subject: [PATCH] examples: add NetworkManager dispatcher script

---
 examples/chrony.nm-dispatcher | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 examples/chrony.nm-dispatcher

diff --git a/examples/chrony.nm-dispatcher b/examples/chrony.nm-dispatcher
new file mode 100644
index 0000000..d23700b
--- /dev/null
+++ b/examples/chrony.nm-dispatcher
@@ -0,0 +1,17 @@
+#!/bin/sh
+# This is a NetworkManager dispatcher script for chronyd to set its NTP sources
+# online/offline when a default route is configured/removed on the system.
+
+export LC_ALL=C
+
+if [ "$2" = "up" ]; then
+	/sbin/ip route list dev "$1" | grep -q '^default' &&
+		/usr/bin/chronyc -a online > /dev/null 2>&1
+fi
+
+if [ "$2" = "down" ]; then
+	/sbin/ip route list | grep -q '^default' ||
+		/usr/bin/chronyc -a offline > /dev/null 2>&1
+fi
+
+exit 0