openstack/deb-ceilometer
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Change counter to sample vocable in cm.publisher

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This changes counter to sample vocable in ceilometer.publisher code

Parts of the blueprint remove-counter

Change-Id: I1fe0269ef9f1f98a93ef12bd5a4d55b7b1d5a5f2
This commit is contained in:
Mehdi Abaakouk 2013-08-20 17:24:52 +02:00
parent 32b135f1ea
commit 6f7da3a192
4 changed files with 38 additions and 38 deletions
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2
ceilometer/publisher/__init__.py
View File

@ -44,4 +44,4 @@ class PublisherBase(object):
@abc.abstractmethod
def publish_samples(self, context, samples):
"Publish counters into final conduit."
"Publish samples into final conduit."

6
ceilometer/publisher/file.py
View File

@ -86,11 +86,11 @@ class FilePublisher(publisher.PublisherBase):
rfh.setLevel(logging.INFO)
self.publisher_logger.addHandler(rfh)
def publish_samples(self, context, counters):
def publish_samples(self, context, samples):
"""Send a metering message for publishing
:param context: Execution context from the service or RPC call
:param counter: Counter from pipeline after transformation
:param samples: Samples from pipeline after transformation
"""
if self.publisher_logger:
self.publisher_logger.info(counters)
self.publisher_logger.info(samples)

54
ceilometer/publisher/rpc.py
View File

@ -15,7 +15,7 @@
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Publish a counter using the preferred RPC mechanism.
"""Publish a sample using the preferred RPC mechanism.
"""
import hashlib
@ -84,23 +84,23 @@ def verify_signature(message, secret):
return new_sig == old_sig
def meter_message_from_counter(counter, secret):
def meter_message_from_counter(sample, secret):
"""Make a metering message ready to be published or stored.
Returns a dictionary containing a metering message
for a notification message and a Counter instance.
for a notification message and a Sample instance.
"""
msg = {'source': counter.source,
'counter_name': counter.name,
'counter_type': counter.type,
'counter_unit': counter.unit,
'counter_volume': counter.volume,
'user_id': counter.user_id,
'project_id': counter.project_id,
'resource_id': counter.resource_id,
'timestamp': counter.timestamp,
'resource_metadata': counter.resource_metadata,
'message_id': counter.id,
msg = {'source': sample.source,
'counter_name': sample.name,
'counter_type': sample.type,
'counter_unit': sample.unit,
'counter_volume': sample.volume,
'user_id': sample.user_id,
'project_id': sample.project_id,
'resource_id': sample.resource_id,
'timestamp': sample.timestamp,
'resource_metadata': sample.resource_metadata,
'message_id': sample.id,
}
msg['message_signature'] = compute_signature(msg, secret)
return msg
@ -136,19 +136,19 @@ class RPCPublisher(publisher.PublisherBase):
% self.policy)
self.policy = 'default'
def publish_samples(self, context, counters):
"""Publish counters on RPC.
def publish_samples(self, context, samples):
"""Publish samples on RPC.
:param context: Execution context from the service or RPC call.
:param counters: Counters from pipeline after transformation.
:param samples: Samples from pipeline after transformation.
"""
meters = [
meter_message_from_counter(
counter,
sample,
cfg.CONF.publisher_rpc.metering_secret)
for counter in counters
for sample in samples
]
topic = cfg.CONF.publisher_rpc.metering_topic
@ -157,7 +157,7 @@ class RPCPublisher(publisher.PublisherBase):
'version': '1.0',
'args': {'data': meters},
}
LOG.audit('Publishing %d counters on %s',
LOG.audit('Publishing %d samples on %s',
len(msg['args']['data']), topic)
self.local_queue.append((context, topic, msg))
@ -171,7 +171,7 @@ class RPCPublisher(publisher.PublisherBase):
'args': {'data': list(meter_list)},
}
topic_name = topic + '.' + meter_name
LOG.audit('Publishing %d counters on %s',
LOG.audit('Publishing %d samples on %s',
len(msg['args']['data']), topic_name)
self.local_queue.append((context, topic_name, msg))
@ -197,7 +197,7 @@ class RPCPublisher(publisher.PublisherBase):
count = queue_length - self.max_queue_length
self.local_queue = self.local_queue[count:]
LOG.warn("Publisher max local_queue length is exceeded, "
"dropping %d oldest counters", count)
"dropping %d oldest samples", count)
@staticmethod
def _process_queue(queue, policy):
@ -220,14 +220,14 @@ class RPCPublisher(publisher.PublisherBase):
try:
rpc.cast(context, topic, msg)
except (SystemExit, rpc.common.RPCException):
counters = sum([len(m['args']['data']) for _, _, m in queue])
samples = sum([len(m['args']['data']) for _, _, m in queue])
if policy == 'queue':
LOG.warn("Failed to publish %s counters, queue them",
counters)
LOG.warn("Failed to publish %s samples, queue them",
samples)
return queue
elif policy == 'drop':
LOG.warn("Failed to publish %d counters, dropping them",
counters)
LOG.warn("Failed to publish %d samples, dropping them",
samples)
return []
# default, occur only if rabbit_max_retries > 0
raise

14
ceilometer/publisher/udp.py
View File

@ -15,7 +15,7 @@
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Publish a counter using an UDP mechanism
"""Publish a sample using an UDP mechanism
"""
from ceilometer import publisher
@ -41,23 +41,23 @@ class UDPPublisher(publisher.PublisherBase):
self.socket = socket.socket(socket.AF_INET,
socket.SOCK_DGRAM)
def publish_samples(self, context, counters):
def publish_samples(self, context, samples):
"""Send a metering message for publishing
:param context: Execution context from the service or RPC call
:param counter: Counter from pipeline after transformation
:param samples: Samples from pipeline after transformation
"""
for counter in counters:
msg = counter.as_dict()
for sample in samples:
msg = sample.as_dict()
host = self.host
port = self.port
LOG.debug(_("Publishing counter %(msg)s over UDP to "
LOG.debug(_("Publishing sample %(msg)s over UDP to "
"%(host)s:%(port)d") % {'msg': msg, 'host': host,
'port': port})
try:
self.socket.sendto(msgpack.dumps(msg),
(self.host, self.port))
except Exception as e:
LOG.warn(_("Unable to send counter over UDP"))
LOG.warn(_("Unable to send sample over UDP"))
LOG.exception(e)