def __init__(self, config=None):
"""Initialize plugin. Executed when task is created."""
# Add a "state_state" datapoint to every datasource. This corresponds
# to the built-in datasource in the WinService monitoring template.
for datasource in getattr(config, 'datasources', []):
dp = DataPointConfig()
dp.component = getattr(datasource, 'component', None)
dp.rrdPath = datasource.params.get('rrdpath', None)
dp.metadata = datasource.params.get('metricmetadata', None)
datasource.points.append(get_dummy_dpconfig(dp, 'state'))
def __init__(self, config=None):
"""Initialize plugin. Executed when task is created."""
# Add a "state_state" datapoint to every datasource. This corresponds
# to the built-in datasource in the WinService monitoring template.
for datasource in getattr(config, 'datasources', []):
dp = DataPointConfig()
dp.component = getattr(datasource, 'component', None)
dp.rrdPath = datasource.params.get('rrdpath', None)
dp.metadata = datasource.params.get('metricmetadata', None)
datasource.points.append(get_dummy_dpconfig(dp, 'state'))
def component_datasources(self, component, collector):
for template in component.getRRDTemplates():
# Get all enabled datasources that are PerfAMQPDataSources
datasources = [
ds for ds in template.getRRDDataSources()
if ds.enabled and isinstance(ds, PerfAMQPDataSource)
]
device = component.device()
for ds in datasources:
datapoints = []
for dp in ds.datapoints():
dp_config = DataPointConfig()
dp_config.id = dp.id
dp_config.dpName = dp.name()
dp_config.component = component.id
dp_config.rrdPath = '/'.join(
(component.rrdPath(), dp.name()))
dp_config.rrdType = dp.rrdtype
dp_config.rrdCreateCommand = dp.getRRDCreateCommand(
collector)
dp_config.rrdMin = dp.rrdmin
dp_config.rrdMax = dp.rrdmax
# MetricMixin.getMetricMetadata() added in Zenoss 5.
if hasattr(component, 'getMetricMetadata'):
dp_config.metadata = component.getMetricMetadata()
datapoints.append(dp_config)
ds_config = OpenStackDataSourceConfig()
ds_config.device = device.id
ds_config.component = component.id
ds_config.component_meta_type = component.meta_type
ds_config.template = template.id
ds_config.datasource = ds.titleOrId()
ds_config.points = datapoints
ds_config.meter = ds.meter
ds_config.resourceId = component.resourceId
yield ds_config
def component_datasources(self, component, collector):
for template in component.getRRDTemplates():
# Get all enabled datasources that are PerfAMQPDataSources
datasources = [
ds for ds in template.getRRDDataSources()
if ds.enabled and isinstance(ds, PerfAMQPDataSource)]
device = component.device()
for ds in datasources:
datapoints = []
for dp in ds.datapoints():
dp_config = DataPointConfig()
dp_config.id = dp.id
dp_config.dpName = dp.name()
dp_config.component = component.id
dp_config.rrdPath = '/'.join((component.rrdPath(), dp.name()))
dp_config.rrdType = dp.rrdtype
dp_config.rrdCreateCommand = dp.getRRDCreateCommand(collector)
dp_config.rrdMin = dp.rrdmin
dp_config.rrdMax = dp.rrdmax
# MetricMixin.getMetricMetadata() added in Zenoss 5.
if hasattr(component, 'getMetricMetadata'):
dp_config.metadata = component.getMetricMetadata()
datapoints.append(dp_config)
ds_config = OpenStackDataSourceConfig()
ds_config.device = device.id
ds_config.component = component.id
ds_config.component_meta_type = component.meta_type
ds_config.template = template.id
ds_config.datasource = ds.titleOrId()
ds_config.points = datapoints
ds_config.meter = ds.meter
ds_config.resourceId = component.resourceId
yield ds_config
def _getDsDatapoints(self, device, comp, ds, ploader, perfServer):
"""
Given a component a data source, gather its data points
"""
parser = ploader.create()
points = []
component_name = ds.getComponent(comp, device=device)
for dp in ds.getRRDDataPoints():
dpc = DataPointConfig()
dpc.id = dp.id
dpc.component = component_name
dpc.dpName = dp.name()
dpc.rrdType = dp.rrdtype
dpc.rrdCreateCommand = dp.getRRDCreateCommand(perfServer)
dpc.rrdMin = dp.rrdmin
dpc.rrdMax = dp.rrdmax
dpc.data = parser.dataForParser(comp, dp)
dpc.metadata = comp.getMetricMetadata(device)
points.append(dpc)
return points
def _getDsDatapoints(self, comp, ds, ploader, perfServer):
"""
Given a component a data source, gather its data points
"""
parser = ploader.create()
points = []
component_name = ds.getComponent(comp)
for dp in ds.getRRDDataPoints():
dpc = DataPointConfig()
dpc.id = dp.id
dpc.component = component_name
dpc.dpName = dp.name()
dpc.rrdType = dp.rrdtype
dpc.rrdCreateCommand = dp.getRRDCreateCommand(perfServer)
dpc.rrdMin = dp.rrdmin
dpc.rrdMax = dp.rrdmax
dpc.data = parser.dataForParser(comp, dp)
dpc.metadata = comp.getMetricMetadata()
points.append(dpc)
return points
def _datasources(self, deviceOrComponent, deviceId, componentId, collector):
for template in deviceOrComponent.getRRDTemplates():
# Get all enabled datasources that are PythonDataSource or
# subclasses thereof.
datasources = [
ds for ds in template.getRRDDataSources() \
if ds.enabled and isinstance(ds, PythonDataSource)]
device = deviceOrComponent.device()
for ds in datasources:
datapoints = []
try:
ds_plugin_class = ds.getPluginClass()
except Exception as e:
log.error(
"Failed to load plugin %r for %s/%s: %s",
ds.plugin_classname,
template.id,
ds.titleOrId(),
e)
continue
for dp in ds.datapoints():
dp_config = DataPointConfig()
dp_config.id = dp.id
dp_config.dpName = dp.name()
dp_config.component = componentId
dp_config.rrdPath = '/'.join((deviceOrComponent.rrdPath(), dp.name()))
dp_config.rrdType = dp.rrdtype
dp_config.rrdCreateCommand = dp.getRRDCreateCommand(collector)
dp_config.rrdMin = dp.rrdmin
dp_config.rrdMax = dp.rrdmax
# MetricMixin.getMetricMetadata() added in Zenoss 5.
if hasattr(deviceOrComponent, 'getMetricMetadata'):
dp_config.metadata = deviceOrComponent.getMetricMetadata()
# Attach unknown properties to the dp_config
for key in dp.propdict().keys():
if key in known_point_properties:
continue
try:
value = getattr(dp, key)
if isinstance(value, basestring) and '$' in value:
extra = {
'device': device,
'dev': device,
'devname': device.id,
'datasource': ds,
'ds': ds,
'datapoint': dp,
'dp': dp,
}
value = talesEvalStr(
value,
deviceOrComponent,
extra=extra)
setattr(dp_config, key, value)
except Exception:
pass
datapoints.append(dp_config)
ds_config = PythonDataSourceConfig()
ds_config.device = deviceId
ds_config.manageIp = deviceOrComponent.getManageIp()
ds_config.component = componentId
ds_config.plugin_classname = ds.plugin_classname
ds_config.template = template.id
ds_config.datasource = ds.titleOrId()
ds_config.config_key = ds.getConfigKey(deviceOrComponent)
ds_config.params = ds.getParams(deviceOrComponent)
ds_config.cycletime = ds.getCycleTime(deviceOrComponent)
ds_config.eventClass = ds.eventClass
ds_config.eventKey = ds.eventKey
ds_config.severity = ds.severity
ds_config.points = datapoints
# Populate attributes requested by plugin.
for attr in ds_plugin_class.proxy_attributes:
value = getattr(deviceOrComponent, attr, None)
if callable(value):
value = value()
setattr(ds_config, attr, value)
yield ds_config
