def process(self, metric, datapoint):
increment('datapointsReceived')
for rule in RewriteRuleManager.rules(PRE):
metric = rule.apply(metric)
aggregate_metrics = set()
for rule in RuleManager.rules:
aggregate_metric = rule.get_aggregate_metric(metric)
if aggregate_metric is None:
continue
else:
aggregate_metrics.add(aggregate_metric)
values_buffer = BufferManager.get_buffer(aggregate_metric)
if not values_buffer.configured:
values_buffer.configure_aggregation(rule.frequency,
rule.aggregation_func)
values_buffer.input(datapoint)
for rule in RewriteRuleManager.rules(POST):
metric = rule.apply(metric)
if metric not in aggregate_metrics:
yield (metric, datapoint)
def process(self, metric, datapoint):
increment('datapointsReceived')
for rule in RewriteRuleManager.rules(PRE):
metric = rule.apply(metric)
aggregate_metrics = set()
for rule in RuleManager.rules:
aggregate_metric = rule.get_aggregate_metric(metric)
if aggregate_metric is None:
continue
else:
aggregate_metrics.add(aggregate_metric)
values_buffer = BufferManager.get_buffer(aggregate_metric)
if not values_buffer.configured:
values_buffer.configure_aggregation(rule.frequency,
rule.aggregation_func)
values_buffer.input(datapoint)
for rule in RewriteRuleManager.rules(POST):
metric = rule.apply(metric)
if metric not in aggregate_metrics:
if settings.LOG_AGGREGATOR_MISSES and len(aggregate_metrics) == 0:
log.msg(
"Couldn't match metric %s with any aggregation rule. Passing on un-aggregated."
% metric)
yield (metric, datapoint)
def process(self, metric, datapoint):
increment('datapointsReceived')
for rule in RewriteRuleManager.rules(PRE):
metric = rule.apply(metric)
aggregate_metrics = set()
for rule in RuleManager.rules:
aggregate_metric = rule.get_aggregate_metric(metric)
if aggregate_metric is None:
continue
else:
aggregate_metrics.add(aggregate_metric)
values_buffer = BufferManager.get_buffer(aggregate_metric)
if not values_buffer.configured:
values_buffer.configure_aggregation(rule.frequency, rule.aggregation_func)
values_buffer.input(datapoint)
for rule in RewriteRuleManager.rules(POST):
metric = rule.apply(metric)
if metric not in aggregate_metrics:
yield (metric, datapoint)
def process(self, metric, datapoint):
increment('datapointsReceived')
for rule in RewriteRuleManager.rules(PRE):
metric = rule.apply(metric)
aggregate_metrics = set()
for rule in RuleManager.rules:
aggregate_metric = rule.get_aggregate_metric(metric)
if aggregate_metric is None:
continue
else:
aggregate_metrics.add(aggregate_metric)
values_buffer = BufferManager.get_buffer(aggregate_metric)
if not values_buffer.configured:
values_buffer.configure_aggregation(rule.frequency, rule.aggregation_func)
values_buffer.input(datapoint)
for rule in RewriteRuleManager.rules(POST):
metric = rule.apply(metric)
if settings.FORWARD_ALL and metric not in aggregate_metrics:
if settings.LOG_AGGREGATOR_MISSES and len(aggregate_metrics) == 0:
log.msg(
"Couldn't match metric %s with any aggregation rule. Passing on un-aggregated." % metric)
yield (metric, datapoint)
def test_comments_ignored(self):
import carbon.rewrite
open_mock = Mock(return_value=iter(self.commented_config.splitlines()))
RewriteRuleManager.rules_file = 'foo.conf'
with patch.object(carbon.rewrite, 'open', open_mock, create=True):
with patch.object(carbon.rewrite, 'exists', Mock(return_value=True)):
with patch.object(carbon.rewrite, 'getmtime', Mock(return_value=1234)):
RewriteRuleManager.read_rules()
self.assertEqual(1, len(RewriteRuleManager.rules('pre')))
def test_request_for_nonexistent_rules_returns_iterable(self):
try:
iter(RewriteRuleManager.rules('foo'))
except TypeError:
self.fail("RewriteRuleManager.rules() returned a non-iterable type")
