SEBA-557 implement xos test service

Change-Id: I21ab4c9139a3be7e68cfff8ef506100f8fe3a2c3
diff --git a/testservice/scripts/wait_for_lines.py b/testservice/scripts/wait_for_lines.py
new file mode 100755
index 0000000..089978f
--- /dev/null
+++ b/testservice/scripts/wait_for_lines.py
@@ -0,0 +1,44 @@
+#!/usr/bin/env python
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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 __future__ import absolute_import, print_function
+
+import re
+import signal
+import sys
+
+
+def handler(signum, frame):
+    print "Timed Out"
+    sys.exit(-1)
+
+
+signal.signal(signal.SIGALRM, handler)
+signal.alarm(60)  # timeout in 60 seconds
+
+waitlines = open(sys.argv[1]).readlines()
+waitlines = [x.strip() for x in waitlines]
+
+while True:
+    if not waitlines:
+        print("all lines matched")
+        break
+    line = sys.stdin.readline()
+    line = line.strip()
+    for pattern in waitlines[:]:
+        if re.match(pattern, line):
+            print("matched", pattern)
+            waitlines.remove(pattern)