Added scripts for syncing time on all the nodes

all-sync-time.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+./compute-sync-time.py
+service ntpdate restart

compute-sync-time.py

@@ -0,0 +1,26 @@
+#!/usr/bin/python2
+
+# Copyright 2012 Anton Beloglazov
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from neat.config import *
+import neat.common as common
+
+config = read_and_validate_config([DEFAILT_CONFIG_PATH, CONFIG_PATH],
+                                  REQUIRED_FIELDS)
+compute_hosts = common.parse_compute_hosts(config['compute_hosts'])
+
+common.execute_on_hosts(
+    compute_hosts, 
+    ['service ntpdate restart'])