def _getDsDatapoints(self, comp, ds, perfServer):
"""
Given a component a data source, gather its data points
"""
points = []
component_name = ds.getComponent(comp)
basepath = comp.rrdPath()
for dp in ds.getRRDDataPoints():
alias = (dp.aliases() or [dp])[0]
formula = getattr(alias, 'formula', None)
dpc = DataPointConfig()
dpc.id = dp.id
if formula:
dpc.expr=talesEval("string:%s"%formula,comp,extra={'now':'now'})
dpc.alias = alias.id.strip().lower()
dpc.component = component_name
dpc.rrdPath = "/".join((basepath, dp.name()))
dpc.rrdType = dp.rrdtype
dpc.rrdCreateSql = dp.getRRDCreateCommand(perfServer)
dpc.rrdMin = dp.rrdmin
dpc.rrdMax = dp.rrdmax
points.append(dpc)
return points
def _getDsDatapoints(self, comp, ds, perfServer, dpnames, sql=''):
"""
Given a component a data source, gather its data points
"""
points = []
if comp == comp.device():
component_name = ds.getComponent(comp)
elif callable(getattr(comp, 'name', None)):
component_name = comp.name()
else:
component_name = getattr(comp, 'id', '')
basepath = comp.rrdPath()
for dp in ds.getRRDDataPoints():
dpnames.add(dp.name())
dpc = DataPointConfig()
dpc.id = dp.id
for alias in dp.aliases():
aliasId = alias.id.strip().lower()
if dpc.alias and ' %s '%aliasId not in sql: continue
dpc.alias = aliasId
formula = getattr(alias, 'formula', None)
if not formula: continue
dpc.expr=talesEval("string:%s"%formula,comp,extra={'now':'now'})
if not dpc.alias:
dpc.alias = dp.id.strip().lower()
dpc.component = component_name
dpc.rrdPath = "/".join((basepath, dp.name()))
dpc.rrdType = dp.rrdtype
dpc.rrdCreateSql = dp.getRRDCreateCommand(perfServer)
dpc.rrdMin = dp.rrdmin
dpc.rrdMax = dp.rrdmax
points.append(dpc)
return points
def _getDsDatapoints(self, comp, ds, perfServer, dpnames, sql=''):
"""
Given a component a data source, gather its data points
"""
points = []
if comp == comp.device():
component_name = ds.getComponent(comp)
elif callable(getattr(comp, 'name', None)):
component_name = comp.name()
else:
component_name = getattr(comp, 'id', '')
basepath = comp.rrdPath()
for dp in ds.getRRDDataPoints():
dpnames.add(dp.name())
dpc = DataPointConfig()
dpc.id = dp.id
for alias in dp.aliases():
aliasId = alias.id.strip().lower()
if dpc.alias and ' %s ' % aliasId not in sql: continue
dpc.alias = aliasId
formula = getattr(alias, 'formula', None)
if not formula: continue
dpc.expr = talesEval("string:%s" % formula,
comp,
extra={'now': 'now'})
if not dpc.alias:
dpc.alias = dp.id.strip().lower()
dpc.component = component_name
dpc.rrdPath = "/".join((basepath, dp.name()))
dpc.rrdType = dp.rrdtype
dpc.rrdCreateSql = dp.getRRDCreateCommand(perfServer)
dpc.rrdMin = dp.rrdmin
dpc.rrdMax = dp.rrdmax
points.append(dpc)
return points
