Added example for parallel NS deployment performance testing

Change-Id: I6722c8cad0984695651a2f52dcda257380992155
Signed-off-by: schillinge <ablu@mail.uni-paderborn.de>

diff --git a/examples/performance_measurements/ping_pong_parallel_deploy.py b/examples/performance_measurements/ping_pong_parallel_deploy.py
new file mode 100644 (file)
index 0000000..cdc5ae4
--- /dev/null
+++ b/examples/performance_measurements/ping_pong_parallel_deploy.py
@@ -0,0 +1,64 @@
+#!/usr/bin/env python2
+# Copyright (c) 2019 Erik Schilling
+# ALL RIGHTS RESERVED.
+#
+# 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.
+
+import time
+
+from emuvim.api.osm.pre_configured_osm import PreConfiguredOSM
+
+import csv
+
+
+with open('ping_pong_parallel_deploy_and_delete_%d.csv' % time.time(), 'w') as csvfile:
+    fieldnames = ['n', 'start', 'onboard', 'ns_start', 'num_failed', 'ns_delete', 'stop']
+    writer = csv.DictWriter(csvfile, fieldnames=fieldnames)
+    writer.writeheader()
+
+    MAX = 30
+
+    for n in range(30, MAX + 1, 1):
+        start = time.time()
+        with PreConfiguredOSM() as osm:
+            start_done = time.time()
+            osm.onboard_vnfd('../vnfs/ping_vnf')
+            osm.onboard_vnfd('../vnfs/pong_vnf')
+            nsd_id = osm.onboard_nsd('../services/pingpong_ns')
+            onboard_done = time.time()
+            for i in range(n):
+                osm.ns_create('pingpong-test-%d' % i, nsd_id)
+
+            _, num_failed = osm.ns_wait_until_all_in_status('running', 'failed')
+
+            ns_start_done = time.time()
+
+            for ns in osm.ns_list():
+                osm.ns_delete(ns['id'])
+
+            osm.ns_wait_until_all_in_status('terminated')
+
+            ns_delete_done = time.time()
+        stop_done = time.time()
+
+        measurement = {
+            'n': n,
+            'start': start_done - start,
+            'onboard': onboard_done - start_done,
+            'ns_start': ns_start_done - onboard_done,
+            'num_failed': num_failed,
+            'ns_delete': ns_delete_done - ns_start_done,
+            'stop': stop_done - ns_delete_done,
+        }
+        writer.writerow(measurement)
+        csvfile.flush()