1 files changed, 46 insertions, 0 deletions
diff --git a/src/usr/local/sbin/ntpdate_sync_once.sh b/src/usr/local/sbin/ntpdate_sync_once.sh
new file mode 100755
index 0000000..c183b79
--- /dev/null
+++ b/src/usr/local/sbin/ntpdate_sync_once.sh
@@ -0,0 +1,46 @@
+#!/bin/sh
+
+NOTSYNCED="true"
+MAX_ATTEMPTS=3
+SERVER=`/bin/cat /cf/conf/config.xml | /usr/bin/grep timeservers | /usr/bin/cut -d">" -f2 | /usr/bin/cut -d"<" -f1`
+if [ "${SERVER}" = "" ]; then
+	exit
+fi
+
+/bin/pkill -f ntpdate_sync_once.sh
+
+ATTEMPT=1
+# Loop until we're synchronized, but for a set number of attempts so we don't get stuck here forever.
+while [ "$NOTSYNCED" = "true" ] && [ ${ATTEMPT} -le ${MAX_ATTEMPTS} ]; do
+	# Ensure that ntpd and ntpdate are not running so that the socket we want will be free.
+	while [ true ]; do
+		/usr/bin/killall ntpdate 2>/dev/null
+		/bin/pgrep ntpd
+		if [ $? -eq 0 ]; then
+			/usr/bin/killall ntpd 2>/dev/null
+		else
+			break
+		fi
+	done
+	sleep 1
+	/usr/local/sbin/ntpdate -s -t 5 ${SERVER}
+	if [ "$?" = "0" ]; then
+		NOTSYNCED="false"
+	else
+		sleep 5
+		ATTEMPT=`expr ${ATTEMPT} + 1`
+	fi
+done
+
+if [ "$NOTSYNCED" = "true" ]; then
+	echo "Giving up on time sync after ${MAX_ATTEMPTS} attempts." | /usr/bin/logger -t ntp;
+else
+	echo "Successfully synced time after ${ATTEMPT} attempts." | /usr/bin/logger -t ntp;
+fi
+
+if [ -f /var/etc/ntpd.conf ]; then
+	echo "Starting NTP Daemon." | /usr/bin/logger -t ntp;
+	/usr/local/sbin/ntpd -g -c /var/etc/ntpd.conf -p /var/run/ntpd.pid
+else
+	echo "NTP configuration file missing, not starting daemon." | /usr/bin/logger -t ntp;
+fi