Added Performance Testing script

bmsapp/scripts/performance_testing.py

+#!/usr/local/bin/python2.7
+""" Script to test the performance of the BMON server under various load conditions
+"""
+
+import threading
+import time
+import random
+import json
+import yaml
+import requests
+
+
+req_data = yaml.load('''
+select_group: 0
+select_bldg: 1
+select_chart: 2
+select_sensor: [2, 3, 4]
+averaging_time: 720
+time_period: custom
+start_date: 01/01/2014
+end_date: 12/31/2014     # Getting one year of data
+''')
+
+def results_time():
+    '''Determine average time to complete a report request.
+    This returns a tuple: (average completion time in seconds, 
+                           average 1 minute load,
+                           average 5 minute load,
+                           average 15 minute load,
+                           average reading database size in bytes)
+    '''
+    TRIES = 5
+    tc = 0.0
+    load01 = 0.0
+    load05 = 0.0
+    load15 = 0.0
+    dbsize = 0.0
+    for i in range(TRIES):
+        tstart = time.time()
+        # Add a random parameter to avoid caching, although probably not needed
+        req_data['rdm'] = random.random()  
+        r = requests.get("https://bmon.ahfctest.webfactional.com/reports/results/", params=req_data, verify=False)
+        tcomplete = time.time() - tstart
+        res = json.loads(r.text)
+        stats = res['objects'][-1][1]
+        tc += tcomplete
+        load01 += stats['loads'][0]
+        load05 += stats['loads'][1]
+        load15 += stats['loads'][2]
+        dbsize += stats['dbsize']
+
+    return tc/TRIES, load01/TRIES, load05/TRIES, load15/TRIES, dbsize/TRIES
+
+
+if __name__ == '__main__':
+    print results_time()