def process_upvotes():
"""Process all currently gathered clicks by saving them to the
database."""
connection = establish_connection()
consumer = Consumer(
connection=connection, queue="test", exchange="test", routing_key="test", exchange_type="direct"
)
# First process the messages: save the number of clicks
# for every URL.
upvotes_for_post = {}
messages_for_post = {}
for message in consumer.iterqueue():
id = message.body
upvotes_for_post[id] = upvotes_for_post.get(id, 0) + 1
# We also need to keep the message objects so we can ack the
# messages as processed when we are finished with them.
if id in messages_for_post:
messages_for_post[id].append(message)
else:
messages_for_post[id] = [message]
# Then increment the clicks in the database so we only need
# one UPDATE/INSERT for each URL.
for id, vote_count in upvotes_for_post.items():
p = Post.objects.get(id=int(id)) # is id a string or int?
p.upvotes += vote_count
p.save()
# Now that the clicks has been registered for this URL we can
# acknowledge the messages
[message.ack() for message in messages_for_post[id]]
consumer.close()
connection.close()
def process_bulk_queue(self, es_bulk_kwargs=None):
"""Process bulk indexing queue.
:param dict es_bulk_kwargs: Passed to
:func:`elasticsearch:elasticsearch.helpers.bulk`.
"""
with current_celery_app.pool.acquire(block=True) as conn:
consumer = Consumer(
connection=conn,
queue=self.mq_queue.name,
exchange=self.mq_exchange.name,
routing_key=self.mq_routing_key,
)
req_timeout = current_app.config['INDEXER_BULK_REQUEST_TIMEOUT']
es_bulk_kwargs = es_bulk_kwargs or {}
count = bulk(self.client,
self._actionsiter(consumer.iterqueue()),
stats_only=True,
request_timeout=req_timeout,
**es_bulk_kwargs)
consumer.close()
return count
def process_bulk_queue(self, es_bulk_kwargs=None, stats_only=True):
"""Process bulk indexing queue.
:param dict es_bulk_kwargs: Passed to
:func:`elasticsearch:elasticsearch.helpers.bulk`.
:param boolean stats_only: if `True` only report number of
successful/failed operations instead of just number of
successful and a list of error responses
"""
with current_celery_app.pool.acquire(block=True) as conn:
consumer = Consumer(
connection=conn,
queue=self.mq_queue.name,
exchange=self.mq_exchange.name,
routing_key=self.mq_routing_key,
)
req_timeout = current_app.config['INDEXER_BULK_REQUEST_TIMEOUT']
es_bulk_kwargs = es_bulk_kwargs or {}
count = bulk(self.client,
self._actionsiter(consumer.iterqueue()),
stats_only=stats_only,
request_timeout=req_timeout,
expand_action_callback=(_es7_expand_action
if ES_VERSION[0] >= 7 else
default_expand_action),
**es_bulk_kwargs)
consumer.close()
return count
def process_data():
connection = establish_connection()
consumer = Consumer(connection=connection,
queue="data",
exchange="data",
routing_key="increment_data",
exchange_type="direct")
data_to_save = {}
for message in consumer.iterqueue():
data = message.body
data = loads(data)
checksum = data['checksum']
data_to_save.setdefault(checksum, []).append(data)
from sentry.models import Group
for checksum in data_to_save:
data = data_to_save[checksum]
merged_times_seen = len(data)
data = merge_data(data)
data['timestamp'] = datetime.strptime(data['timestamp'], '%Y-%m-%d %H:%M:%S')
event = Group.objects.from_kwargs(**data)
event.group.update(times_seen=F('times_seen') + merged_times_seen - 1)
consumer.close()
connection.close()
def test_indexer_bulk_index(app, queue):
"""Test delay indexing."""
with app.app_context():
with establish_connection() as c:
indexer = RecordIndexer()
id1 = uuid.uuid4()
id2 = uuid.uuid4()
indexer.bulk_index([id1, id2])
indexer.bulk_delete([id1, id2])
consumer = Consumer(
connection=c,
queue=indexer.mq_queue.name,
exchange=indexer.mq_exchange.name,
routing_key=indexer.mq_routing_key)
messages = list(consumer.iterqueue())
[m.ack() for m in messages]
assert len(messages) == 4
data0 = messages[0].decode()
assert data0['id'] == str(id1)
assert data0['op'] == 'index'
data2 = messages[2].decode()
assert data2['id'] == str(id1)
assert data2['op'] == 'delete'
def test_bulkrecordindexer_index_delete_by_record(app, queue):
"""Test utility class BulkRecordIndexer index/delete by record object."""
with app.app_context():
with establish_connection() as c:
recid = uuid.uuid4()
record = Record.create({'title': 'Test'}, id_=recid)
db.session.commit()
indexer = BulkRecordIndexer()
indexer.index(record)
indexer.delete(record)
consumer = Consumer(
connection=c,
queue=indexer.mq_queue.name,
exchange=indexer.mq_exchange.name,
routing_key=indexer.mq_routing_key)
messages = list(consumer.iterqueue())
[m.ack() for m in messages]
assert len(messages) == 2
data0 = messages[0].decode()
assert data0['id'] == str(recid)
assert data0['op'] == 'index'
data1 = messages[1].decode()
assert data1['id'] == str(recid)
assert data1['op'] == 'delete'
def process_notifications(cls, verbose=False):
"""Process notifications queue."""
count = {'send': 0, 'reject': 0, 'error': 0}
with current_celery_app.pool.acquire(block=True) as conn:
consumer = Consumer(
connection=conn,
queue=cls.mq_queue.name,
exchange=cls.mq_exchange.name,
routing_key=cls.mq_routing_key,
)
for message in consumer.iterqueue():
payload = message.decode()
try:
pid = payload['pid']
notification = Notification.get_record_by_pid(pid)
Dispatcher().dispatch_notification(notification, verbose)
message.ack()
count['send'] += 1
except NoResultFound:
message.reject()
count['reject'] += 1
except Exception:
message.reject()
current_app.logger.error(
"Failed to dispatch notification {pid}".format(
pid=payload.get('pid')
),
exc_info=True
)
count['error'] += 1
consumer.close()
return count
def test_bulkrecordindexer_index_delete_by_record_id(app, queue):
"""Test utility class BulkRecordIndexer index/delete by record id."""
with app.app_context():
with establish_connection() as c:
indexer = BulkRecordIndexer()
id1 = uuid.uuid4()
indexer.index_by_id(id1)
indexer.delete_by_id(id1)
consumer = Consumer(
connection=c,
queue=indexer.mq_queue.name,
exchange=indexer.mq_exchange.name,
routing_key=indexer.mq_routing_key)
messages = list(consumer.iterqueue())
[m.ack() for m in messages]
assert len(messages) == 2
data0 = messages[0].decode()
assert data0['id'] == str(id1)
assert data0['op'] == 'index'
data1 = messages[1].decode()
assert data1['id'] == str(id1)
assert data1['op'] == 'delete'
def process_stool(debug=False):
""" Process all of the gathered increments by saving them
to the database. """
connection = establish_connection()
consumer = Consumer(connection=connection,
queue="dogstool",
exchange="dogstool",
routing_key="increment_stool",
exchange_type="direct")
clicks_for_dog = {}
messages_for_dog = {}
for message in consumer.iterqueue():
pass
def process_bulk_queue(self):
"""Process bulk indexing queue."""
with establish_connection() as conn:
consumer = Consumer(
connection=conn,
queue=self.mq_queue.name,
exchange=self.mq_exchange.name,
routing_key=self.mq_routing_key,
)
count = bulk(self.client,
self._actionsiter(consumer.iterqueue()),
stats_only=True)
consumer.close()
return count
def process_bulk_queue(self):
"""Process bulk indexing queue."""
with establish_connection() as conn:
consumer = Consumer(
connection=conn,
queue=self.mq_queue.name,
exchange=self.mq_exchange.name,
routing_key=self.mq_routing_key,
)
count = bulk(
self.client,
self._actionsiter(consumer.iterqueue()),
stats_only=True)
consumer.close()
return count
def process_bulk_queue(self):
"""Process bulk harvesting queue."""
from .tasks import bulk_records
count = 0
with current_celery_app.pool.acquire(block=True) as conn:
try:
consumer = Consumer(
connection=conn,
queue=self.mq_queue.name,
exchange=self.mq_exchange.name,
routing_key=self.mq_routing_key,
)
count = bulk_records(self._actionsiter(consumer.iterqueue()))
consumer.close()
except Exception as e:
click.secho('Harvester Bulk queue Error: {e}'.format(e=e),
fg='red')
return count
def process_proximos_trenes():
from lineas.documents import Linea, ProximoTren
connection = establish_connection()
consumer = Consumer(
connection=connection,
queue="proximos_trenes",
exchange="proximos_trenes",
routing_key="save_proximos_trenes",
exchange_type="direct"
)
before = datetime.now()
for message in consumer.iterqueue():
d = json.loads(message.body)
try:
pt = ProximoTren()
pt.linea = Linea.objects.get(id=d['linea'])
pt._estacion = d['estacion']
pt.proximos_origen = d['proximos_origen']
pt.proximos_destino = d['proximos_destino']
pt.save()
except Exception as e:
logger.debug(d, e)
message.ack()
pts = ProximoTren.objects.filter(created__gt=before)
pts = pts.order_by('-id')
pts = [
{
'linea': str(pt.linea.nombre),
'estacion': str(pt.estacion),
'proximos_origen': pt.proximos_origen,
'proximos_destino': pt.proximos_destino,
} for pt in pts
]
r = get_redis_client()
r.publish(
'proximos-trenes',
json.dumps(pts),
)
consumer.close()
connection.close()
def process_bulk_queue(self):
"""Process bulk indexing queue."""
with current_celery_app.pool.acquire(block=True) as conn:
consumer = Consumer(
connection=conn,
queue=self.mq_queue.name,
exchange=self.mq_exchange.name,
routing_key=self.mq_routing_key,
)
req_timeout = current_app.config['INDEXER_BULK_REQUEST_TIMEOUT']
count = bulk(
self.client,
self._actionsiter(consumer.iterqueue()),
stats_only=True,
request_timeout=req_timeout,
)
consumer.close()
return count
def process_bulk_queue(self):
"""Process bulk indexing queue."""
with establish_connection() as conn:
consumer = Consumer(
connection=conn,
queue=self.mq_queue.name,
exchange=self.mq_exchange.name,
routing_key=self.mq_routing_key,
)
req_timeout = current_app.config['INDEXER_BULK_REQUEST_TIMEOUT']
count = bulk(
self.client,
self._actionsiter(consumer.iterqueue()),
stats_only=True,
request_timeout=req_timeout,
)
consumer.close()
return count
def consume(self, queue, limit=None, callback=None, auto_declare=False):
"""consume messages in queue
queue - name of queue
limit - amount of messages to iterate through (default: no limit)
callback - method to call when a new message is received
must take two arguments: message_data, message
must send the acknowledgement: message.ack()
default: print message to stdout and send ack
auto_declare - automatically declare the queue (default: false)
"""
if not callback:
callback = _consume_callback
consumer = Consumer(connection=self.broker, queue=queue,
auto_declare=auto_declare)
consumer.register_callback(callback)
for message in consumer.iterqueue(limit=limit, infinite=False):
consumer.receive(message.payload, message)
consumer.close()
def test_process_message(self):
""" Test sending messages. Item will be dogs
and I will count how many times they each
create a lovely stool. Scenario:
- Dopey will poop 5 times
- Jiggles will poop 7 times
"""
termprint("INFO", "Sending messages")
dopey = [self.__send_message("dopey") for x in range(0,5)]
jiggles = [self.__send_message("jiggles") for x in range(0,7)]
connection = establish_connection()
consumer = Consumer(connection=connection,
queue="test_messages",
exchange="test_messages",
routing_key="test_increment_number",
exchange_type="direct")
clicks_for_item = {}
messages_for_item = {}
# save number of clicks for each 'item'
termprint("ERROR", consumer)
termprint("WARNING", dir(consumer))
messages_count = 0
for message in consumer.iterqueue():
data = message.body
messages_count += 1
self.assertTrue(data)
termprint("WARNING", dir(message))
termprint("WARNING", "\n\tMessage body: %s" % data)
clicks_for_item[data] = clicks_for_item.get(data, 0) + 1
# store the message objects too so we can update them after
if data in messages_for_item.keys():
messages_for_url[data].append(message)
else:
messages_for_url[data] = [message]
# display the information
for item, click_count in clicks_for_item.items():
#termprint("INFO", "\n%s has %s clicks" % item, click_count)
# acknowledge the message
[msgs.ack() for msgs in messages_for_item[item]]
self.assertEquals(messages_count, 12)
self.assertTrue("dopey" in clicks_for_item.keys())
self.assertTrue("jiggles" in clicks_for_item.keys())
self.assertTrue("dopey" in messages_for_item.keys())
self.assertTrue("jiggles" in messages_for_item.keys())
self.assertEquals(clicks_for_item.get("dopey"), 5)
self.assertEquals(clicks_for_item.get("dopey"), 7)
# queue should now be empty
messages_queue2 = consumer.iterqueue()
messages2_count = 0
[messages2_count + 1 for i in messages_queue2]
self.assertTrue(len(messages2_count) == 0)
consumer.close()
connection.close()