[CalendarServer-changes] [6650] CalendarServer/trunk/contrib/performance/find_events.py

[source_changes at macosforge.org]

Revision: 6650
          http://trac.macosforge.org/projects/calendarserver/changeset/6650
Author:   exarkun at twistedmatrix.com
Date:     2010-11-18 09:54:27 -0800 (Thu, 18 Nov 2010)
Log Message:
-----------
A benchmark using PROPFIND on a calendar with a varying number of events

Added Paths:
-----------
    CalendarServer/trunk/contrib/performance/find_events.py

Added: CalendarServer/trunk/contrib/performance/find_events.py
===================================================================
--- CalendarServer/trunk/contrib/performance/find_events.py	                        (rev 0)
+++ CalendarServer/trunk/contrib/performance/find_events.py	2010-11-18 17:54:27 UTC (rev 6650)
@@ -0,0 +1,72 @@
+from itertools import count
+from urllib2 import HTTPDigestAuthHandler
+
+from twisted.internet import reactor
+from twisted.internet.defer import inlineCallbacks, returnValue
+from twisted.web.client import Agent
+from twisted.web.http_headers import Headers
+
+from httpauth import AuthHandlerAgent
+from httpclient import StringProducer
+
+from benchlib import CalDAVAccount, sample
+from event import makeEvent
+
+PROPFIND = """\
+<?xml version="1.0" encoding="utf-8"?>
+<x0:propfind xmlns:x0="DAV:" xmlns:x1="http://calendarserver.org/ns/">
+ <x0:prop>
+  <x0:getetag/>
+  <x0:resourcetype/>
+  <x1:notificationtype/>
+ </x0:prop>
+</x0:propfind>
+"""
+
+ at inlineCallbacks
+def measure(host, port, dtrace, numEvents, samples):
+    user = password = "user11"
+    root = "/"
+    principal = "/"
+
+    uri = "http://%s:%d/" % (host, port)
+    authinfo = HTTPDigestAuthHandler()
+    authinfo.add_password(
+        realm="Test Realm",
+        uri=uri,
+        user=user,
+        passwd=password)
+    agent = AuthHandlerAgent(Agent(reactor), authinfo)
+
+    # Create the number of calendars necessary
+    account = CalDAVAccount(
+        agent,
+        "%s:%d" % (host, port),
+        user=user, password=password,
+        root=root, principal=principal)
+    cal = "/calendars/users/%s/find-events/" % (user,)
+    yield account.makeCalendar(cal)
+
+    # Create the indicated number of events on the calendar
+    for i in range(numEvents):
+        event = makeEvent(i, 1, 0)
+        yield agent.request(
+            'PUT',
+            '%s%s%d.ics' % (uri, cal, i),
+            Headers({"content-type": ["text/calendar"]}),
+            StringProducer(event))
+
+    body = StringProducer(PROPFIND)
+    params = (
+        ('PROPFIND',
+         '%s/calendars/__uids__/%s/find-events/' % (uri, user),
+         Headers({"depth": ["1"], "content-type": ["text/xml"]}), body)
+        for i in count(1))
+
+    samples = yield sample(dtrace, samples, agent, params.next)
+
+    # Delete the calendar we created to leave the server in roughly
+    # the same state as we found it.
+    yield account.deleteResource(cal)
+
+    returnValue(samples)
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