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<title>[12776] CalendarServer/trunk/calendarserver/webadmin</title>
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<dt>Revision</dt> <dd><a href="http://trac.calendarserver.org//changeset/12776">12776</a></dd>
<dt>Author</dt> <dd>wsanchez@apple.com</dd>
<dt>Date</dt> <dd>2014-02-27 18:02:46 -0800 (Thu, 27 Feb 2014)</dd>
</dl>
<h3>Log Message</h3>
<pre>Poll for work activity</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#CalendarServertrunkcalendarserverwebadminworkpy">CalendarServer/trunk/calendarserver/webadmin/work.py</a></li>
<li><a href="#CalendarServertrunkcalendarserverwebadminworkxhtml">CalendarServer/trunk/calendarserver/webadmin/work.xhtml</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="CalendarServertrunkcalendarserverwebadminworkpy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/calendarserver/webadmin/work.py (12775 => 12776)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/calendarserver/webadmin/work.py 2014-02-28 00:51:41 UTC (rev 12775)
+++ CalendarServer/trunk/calendarserver/webadmin/work.py 2014-02-28 02:02:46 UTC (rev 12776)
</span><span class="lines">@@ -25,9 +25,26 @@
</span><span class="cx"> "WorkMonitorResource",
</span><span class="cx"> ]
</span><span class="cx">
</span><del>-# from twisted.internet.defer import inlineCallbacks, returnValue
</del><ins>+from json import dumps
+
+from zope.interface import implementer
+
+from twisted.internet.defer import inlineCallbacks # , returnValue
</ins><span class="cx"> # from twisted.web.template import tags as html, renderer
</span><span class="cx">
</span><ins>+# from txdav.caldav.datastore.scheduling.imip.inbound import (
+# IMIPPollingWork, IMIPReplyWork
+# )
+
+# from twistedcaldav.directory.directory import GroupCacherPollingWork
+# from calendarserver.push.notifier import PushNotificationWork
+
+from txdav.caldav.datastore.scheduling.work import (
+ ScheduleOrganizerWork, ScheduleReplyWork, ScheduleRefreshWork
+)
+
+
+from .eventsource import EventSourceResource, IEventDecoder
</ins><span class="cx"> from .resource import PageElement, TemplateResource
</span><span class="cx">
</span><span class="cx">
</span><span class="lines">@@ -37,12 +54,10 @@
</span><span class="cx"> Principal management page element.
</span><span class="cx"> """
</span><span class="cx">
</span><del>- def __init__(self, store):
</del><ins>+ def __init__(self):
</ins><span class="cx"> PageElement.__init__(self, u"work")
</span><span class="cx">
</span><del>- self._store = store
</del><span class="cx">
</span><del>-
</del><span class="cx"> def pageSlots(self):
</span><span class="cx"> return {
</span><span class="cx"> u"title": u"Workload Monitor",
</span><span class="lines">@@ -60,5 +75,106 @@
</span><span class="cx">
</span><span class="cx"> def __init__(self, store):
</span><span class="cx"> TemplateResource.__init__(
</span><del>- self, lambda: WorkMonitorPageElement(store)
</del><ins>+ self, lambda: WorkMonitorPageElement()
</ins><span class="cx"> )
</span><ins>+
+ self.putChild(u"events", WorkEventsResource(store))
+
+
+
+class WorkEventsResource(EventSourceResource):
+ """
+ Resource that vends work queue information via HTML5 EventSource events.
+ """
+
+ def __init__(self, store):
+ EventSourceResource.__init__(self, EventDecoder, bufferSize=1)
+
+ self._store = store
+
+
+ @inlineCallbacks
+ def poll(self):
+ txn = self._store.newTransaction()
+
+ payload = {}
+
+ for workDescription, workItemClass, itemAttributes in (
+ (
+ u"Organizer Request",
+ ScheduleOrganizerWork,
+ (
+ ("icalendarUid", "iCalendar UID"),
+ ("attendeeCount", "Attendee Count"),
+ ),
+ ),
+ (
+ u"Attendee Reply",
+ ScheduleReplyWork,
+ (
+ ("icalendarUid", "iCalendar UID"),
+ ),
+ ),
+ (
+ u"Attendee Refresh",
+ ScheduleRefreshWork,
+ (
+ ("icalendarUid", "iCalendar UID"),
+ ("attendeeCount", "Attendee Count"),
+ ),
+ ),
+ ):
+ workItems = yield workItemClass.all(txn)
+
+ categoryData = []
+
+ for workItem in workItems:
+ itemData = {}
+
+ for itemAttribute, itemDescription in itemAttributes:
+ itemData[itemDescription] = getattr(
+ workItem, itemAttribute
+ )
+
+ categoryData.append(itemData)
+
+ payload[workDescription] = categoryData
+
+
+ print(payload)
+
+ # self._workEventsResource.addEvents((
+ # dict(
+ # eventClass=u"work",
+ # eventText=asJSON(payload),
+ # ),
+ # ))
+
+ if not hasattr(self, "_clock"):
+ from twisted.internet import reactor
+ self._clock = reactor
+
+ self._clock.callLater(5, self.poll)
+
+
+
+@implementer(IEventDecoder)
+class EventDecoder(object):
+ @staticmethod
+ def idForEvent(event):
+ return event.get("eventID")
+
+
+ @staticmethod
+ def classForEvent(event):
+ return event.get("eventClass")
+
+
+ @staticmethod
+ def textForEvent(event):
+ return event.get("eventText")
+
+
+
+def asJSON(obj):
+ return dumps(obj, separators=(',', ':'))
</ins></span></pre></div>
<a id="CalendarServertrunkcalendarserverwebadminworkxhtml"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/calendarserver/webadmin/work.xhtml (12775 => 12776)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/calendarserver/webadmin/work.xhtml 2014-02-28 00:51:41 UTC (rev 12775)
+++ CalendarServer/trunk/calendarserver/webadmin/work.xhtml 2014-02-28 02:02:46 UTC (rev 12776)
</span><span class="lines">@@ -27,9 +27,6 @@
</span><span class="cx"> <script>
</span><span class="cx">
</span><span class="cx"> function drawChart(data) {
</span><del>-
- // var data = [4, 8, 15, 16, 23, 42];
-
</del><span class="cx"> var width = 600;
</span><span class="cx"> var barHeight = 20;
</span><span class="cx">
</span></span></pre>
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