Add a bunch of statsd logging

(imported from commit 8c17a76fed08c34abab3cc45d76a0fb30774d73a)

zephyr/lib/actions.py

@@ -24,8 +24,10 @@ from zephyr.lib.create_user import create_user
 from zephyr.lib import bugdown
 from zephyr.lib.cache import cache_with_key, user_profile_by_id_cache_key, \
     user_profile_by_email_cache_key, status_dict_cache_key
-from zephyr.decorator import get_user_profile_by_email, json_to_list, JsonableError
+from zephyr.decorator import get_user_profile_by_email, json_to_list, JsonableError, \
+     statsd_increment
 from zephyr.lib.event_queue import request_event_queue, get_user_events
+from zephyr.lib.utils import log_statsd_event, statsd
 
 import confirmation.settings
 
@@ -559,6 +561,7 @@ def get_default_subs(user_profile):
     return [default.stream for default in
             DefaultStream.objects.filter(realm=user_profile.realm)]
 
+@statsd_increment('user_activity')
 @transaction.commit_on_success
 def do_update_user_activity(user_profile, client, query, log_time):
     try:
@@ -593,6 +596,7 @@ def send_presence_changed(user_profile, presence):
                                                     is_active=True)])
     tornado_callbacks.send_notification(notice)
 
+@statsd_increment('user_presence')
 @transaction.commit_on_success
 def do_update_user_presence(user_profile, client, log_time, status):
     try:
@@ -633,6 +637,8 @@ def update_message_flags(user_profile, operation, flag, messages, all):
     rest_until = None
 
     if all:
+        log_statsd_event('bankruptcy')
+
         # Do the first 450 message updates in-process, as this is a
         # bankruptcy request and the user is about to reload. We don't
         # want them to see a bunch of unread messages while we go about
@@ -707,6 +713,8 @@ def process_update_message_flags(event):
     elif op == 'remove':
         msgs.update(flags=F('flags').bitand(~flagattr))
 
+    statsd.incr("flags.%s.%s" % (flag, op), len(msgs))
+
     return True
 
 def update_flags_externally(op, flag, user_profile, until_id):

zephyr/lib/cache.py

@@ -5,6 +5,8 @@ from django.core.cache import get_cache
 
 from utils import make_safe_digest
 
+from zephyr.lib.utils import statsd, statsd_key
+
 def cache_with_key(keyfunc, cache_name=None, timeout=None):
     """Decorator which applies Django caching to a function.
 
@@ -24,6 +26,11 @@ def cache_with_key(keyfunc, cache_name=None, timeout=None):
             key = keyfunc(*args, **kwargs)
             val = cache_backend.get(key)
 
+            if val is not None:
+                statsd.incr("cache.%s.hit" % (statsd_key(key),))
+            else:
+                statsd.incr("cache.%s.miss" % (statsd_key(key),))
+
             # Values are singleton tuples so that we can distinguish
             # a result of None from a missing key.
             if val is not None:

zephyr/lib/queue.py

@@ -8,6 +8,8 @@ import threading
 import atexit
 from collections import defaultdict
 
+from zephyr.lib.utils import statsd
+
 # This simple queuing library doesn't expose much of the power of
 # rabbitmq/pika's queuing system; its purpose is to just provide an
 # interface for external files to put things into queues and take them
@@ -67,12 +69,16 @@ class SimpleQueueClient(object):
         callback()
 
     def publish(self, queue_name, body):
-        self.ensure_queue(queue_name,
+        def do_publish():
-            lambda: self.channel.basic_publish(
+            self.channel.basic_publish(
                             exchange='',
                             routing_key=queue_name,
                             properties=pika.BasicProperties(delivery_mode=2),
-                body=body))
+                            body=body)
+
+            statsd.incr("rabbitmq.publish.%s" % (queue_name,))
+
+        self.ensure_queue(queue_name, do_publish)
 
     def json_publish(self, queue_name, body):
         try:

zephyr/middleware.py

@@ -2,6 +2,7 @@ from django.conf import settings
 from decorator import RequestVariableMissingError, RequestVariableConversionError
 from zephyr.lib.response import json_error
 from django.db import connection
+from zephyr.lib.utils import statsd
 
 import logging
 import time
@@ -13,10 +14,20 @@ class LogRequests(object):
         request._time_started = time.time()
 
     def process_response(self, request, response):
+        def timedelta_ms(timedelta):
+            return timedelta * 1000
+
         def format_timedelta(timedelta):
             if (timedelta >= 1):
                 return "%.1fs" % (timedelta)
-            return "%.0fms" % (timedelta * 1000,)
+            return "%.0fms" % (timedelta_ms(timedelta),)
+
+        # For statsd timer name
+        if request.get_full_path() == '/':
+            statsd_path = 'webreq'
+        else:
+            statsd_path = "webreq.%s" % (request.get_full_path()[1:].replace('/', '.'),)
+
 
         # The reverse proxy might have sent us the real external IP
         remote_ip = request.META.get('HTTP_X_REAL_IP')
@@ -42,6 +53,11 @@ class LogRequests(object):
             db_time_output = " (db: %s/%sq)" % (format_timedelta(query_time),
                                                 len(connection.queries))
 
+            # Log ms, db ms, and num queries to statsd
+            statsd.timing("%s.dbtime" % (statsd_path,), timedelta_ms(time_delta))
+            statsd.incr("%s.dbq" % (statsd_path, ), len(connection.queries))
+            statsd.timing("%s.total" % (statsd_path,), timedelta_ms(time_delta))
+
         # Get the requestor's email address and client, if available.
         try:
             email = request._email
@@ -63,6 +79,7 @@ class LogRequests(object):
             if len(content) > 100:
                 content = "[content more than 100 characters]"
             logger.info('status=%3d, data=%s, uid=%s' % (response.status_code, content, email))
+
         return response
 
 class JsonErrorHandler(object):

zephyr/views.py

@@ -45,10 +45,12 @@ from zephyr.lib.timestamp import datetime_to_timestamp
 from zephyr.lib.cache import cache_with_key
 from zephyr.lib.unminify import SourceMap
 from zephyr.lib.queue import queue_json_publish
+from zephyr.lib.utils import statsd
 from zephyr import tornado_callbacks
 
 from confirmation.models import Confirmation
 
+
 import datetime
 import simplejson
 import re
@@ -129,6 +131,7 @@ def send_signup_message(sender, signups_stream, user_profile, internal=False):
             )
 
 def notify_new_user(user_profile, internal=False):
+    statsd.gauge('users.signup', 1, delta=True)
     send_signup_message("humbug+signups@humbughq.com", "signups", user_profile, internal)
 
 class PrincipalError(JsonableError):
@@ -477,6 +480,8 @@ def home(request):
         max_message_id        = register_ret['max_message_id']
     ))
 
+    statsd.incr('views.home')
+
     try:
         isnt_mit(user_profile.email)
         show_invites = True
@@ -722,6 +727,8 @@ def get_old_messages_backend(request, user_profile,
         message_list = [dict(umessage.message.to_dict(apply_markdown),
                              **umessage.flags_dict())
                         for umessage in messages]
+
+    statsd.incr('loaded_old_messages', len(message_list))
     ret = {'messages': message_list,
            "result": "success",
            "msg": ""}