def test_doesnt_call_metrics_gauge_if_gauge_metrics_is_empty(self):
"""Test that report_metrics doesn't call metrics_gauge if counter metrics are empty"""
self.some_metrics_cache.fetch_all_and_clear.return_value = {
'time': mock.MagicMock(),
'count': mock.MagicMock(),
'gauge': []
}
report_metrics(self.some_metrics_cache, self.some_api_sdk)
self.some_api_sdk.metrics_gauge.assert_not_called()
def run(arguments):
try:
config = parse_config_file(arguments['<config_file>'])
redis = get_redis(config)
metrics_cache = RedisMetricsCache(redis)
sdk_api = api_factory(config)
report_metrics(metrics_cache, sdk_api)
except:
logger.exception('Exception caught posting metrics')
def test_calls_metrics_gauge(self):
"""Test that report_metrics calls metrics_gauge if gauge metrics are not empty"""
self.some_metrics_cache.fetch_all_and_clear.return_value = {
'time': mock.MagicMock(),
'count': mock.MagicMock(),
'gauge': [mock.MagicMock()]
}
report_metrics(self.some_metrics_cache, self.some_api_sdk)
self.some_api_sdk.metrics_gauge.assert_called_once_with(
self.some_metrics_cache.fetch_all_and_clear.return_value['gauge'])
def _report_metrics(seconds, config):
try:
while True:
redis = get_redis(config)
metrics_cache = RedisMetricsCache(redis)
sdk_api = api_factory(config)
report_metrics(metrics_cache, sdk_api)
time.sleep(seconds)
except:
logger.exception('Exception caught posting metrics')
def uwsgi_report_metrics(user_config):
try:
config = _get_config(user_config)
seconds = config['metricsRefreshRate']
while True:
metrics_cache = UWSGIMetricsCache(get_uwsgi())
sdk_api = api_factory(config)
report_metrics(metrics_cache, sdk_api)
time.sleep(seconds)
except:
_logger.exception('Exception caught posting metrics')
def test_calls_metrics_times(self):
"""Test that report_metrics calls metrics_times if time metrics are not empty"""
self.some_metrics_cache.fetch_all_and_clear.return_value = {
'count': mock.MagicMock(),
'gauge': mock.MagicMock()
}
self.some_metrics_cache.fetch_all_times_and_clear.return_value = [
mock.MagicMock()
]
report_metrics(self.some_metrics_cache, self.some_api_sdk)
self.some_api_sdk.metrics_times.assert_called_once_with(
self.some_metrics_cache.fetch_all_times_and_clear.return_value)
def test_doesnt_call_metrics_counters_if_disabled(self):
"""Test that report_metrics doesn't call metrics_counters if the cache is disabled"""
self.some_metrics_cache.is_enabled.return_value = False
report_metrics(self.some_metrics_cache, self.some_api_sdk)
self.some_api_sdk.metrics_counters.assert_not_called()
def test_doenst_call_fetch_all_and_clear_if_disabled(self):
"""Test that report_metrics doesn't call fetch_all_and_clear if the cache is disabled"""
self.some_metrics_cache.is_enabled.return_value = False
report_metrics(self.some_metrics_cache, self.some_api_sdk)
self.some_metrics_cache.fetch_all_and_clear.assert_not_called()
def test_disables_cache_if_exception_is_raised(self):
"""Test that report_metrics disables cache if exception is raised"""
self.some_metrics_cache.fetch_all_and_clear.side_effect = Exception()
report_metrics(self.some_metrics_cache, self.some_api_sdk)
self.some_metrics_cache.disable.assert_called_once_with()