def _talesEval(cs, dev, extr):
if not (cs.startswith('string:') or cs.startswith('python:')):
cs = 'string:%s' % cs
cs = talesEval(cs, device, extr)
if '${' in cs:
cs = talesEval(cs, device, extr)
return cs
def _talesEval(cs, dev, extr):
if not (cs.startswith('string:') or cs.startswith('python:')):
cs = 'string:%s'%cs
cs = talesEval(cs, device, extr)
if '${' in cs:
cs = talesEval(cs, device, extr)
return cs
def discoverDevices(self, uid):
"""
Discover devices on input subnetwork
"""
ip = '/'.join(self._dmd.restrictedTraverse(uid).getPrimaryPath()[4:])
orgroot = self._root.restrictedTraverse(uid).getNetworkRoot()
organizer = orgroot.getOrganizer(ip)
if organizer is None:
log.error("Couldn't obtain a network entry for '%s' "
"-- does it exist?" % ip)
return False
zDiscCommand = getattr(organizer, "zZenDiscCommand", None)
if zDiscCommand:
from Products.ZenUtils.ZenTales import talesEval
cmd = talesEval('string:' + zDiscCommand, organizer).split(" ")
else:
cmd = ["zendisc", "run", "--net", organizer.getNetworkName()]
if getattr(organizer, "zSnmpStrictDiscovery", False):
cmd += ["--snmp-strict-discovery"]
if getattr(organizer, "zPreferSnmpNaming", False):
cmd += ["--prefer-snmp-naming"]
zd = binPath('zendisc')
zendiscCmd = [zd] + cmd[1:]
return self._dmd.JobManager.addJob(SubprocessJob,
description="Discover devices in network %s" % organizer.getNetworkName(),
args=(zendiscCmd,))
def getMinval(self, context):
"""Build the min value for this threshold.
"""
minval = None
if self.minval:
minval = talesEval("python:"+self.minval, context)
return minval
def toDict(device, ds, dps=[]):
'''marshall the fields from the datasource into a dictionary and
ignore everything that is not a primitive'''
vals = {}
vals['dps'] = []
vals['dptypes'] = []
for key, val in ds.__dict__.items():
if isinstance(val, XmlRpcService.PRIMITIVES):
if isinstance(val, basestring) and '$' in val:
val = talesEval('string:%s' % (val, ), device)
vals[key] = val
for dp in dps:
vals['dps'].append(dp.id)
vals['dptypes'].append(dp.rrdtype)
# add zproperties
for propertyId in device.propertyIds():
value = device.getProperty(propertyId)
# _millis can't be serialized because it is long, so
# we skip it to avoid an XML-RPC serialization error
if isinstance(value, DateTime.DateTime):
continue
vals[propertyId] = value
vals['device'] = device.id
vals['manageIp'] = device.manageIp
return vals
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 discoverDevices(self, uid):
"""
Discover devices on input subnetwork
"""
ip = '/'.join(self._dmd.restrictedTraverse(uid).getPrimaryPath()[4:])
orgroot = self._root.restrictedTraverse(uid).getNetworkRoot()
organizer = orgroot.getOrganizer(ip)
if organizer is None:
log.error("Couldn't obtain a network entry for '%s' "
"-- does it exist?" % ip)
return False
zDiscCommand = getattr(organizer, "zZenDiscCommand", None)
if zDiscCommand:
from Products.ZenUtils.ZenTales import talesEval
cmd = talesEval('string:' + zDiscCommand, organizer).split(" ")
else:
cmd = ["zendisc", "run", "--net", organizer.getNetworkName()]
if getattr(organizer, "zSnmpStrictDiscovery", False):
cmd += ["--snmp-strict-discovery"]
if getattr(organizer, "zPreferSnmpNaming", False):
cmd += ["--prefer-snmp-naming"]
zd = binPath('zendisc')
zendiscCmd = [zd] + cmd[1:]
return self._dmd.JobManager.addJob(
SubprocessJob,
description="Discover devices in network %s" %
organizer.getNetworkName(),
args=(zendiscCmd, ))
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 evaluateDataSourceExpression(self, context, propName, readablePropName):
"""
Return back a sane value from evaluation of an expression.
@paramter context: device or component object
@type context: device or component object
@paramter propName: name of the threshold property to evaluate
@type propName: string
@paramter readablePropName: property name for displaying in error messages
@type readablePropName: string
@returns: numeric
@rtype: numeric
"""
value = getattr(self, propName, None)
if value:
try:
express = "python:%s" % value
evaluated = talesEval(express, context)
value = evaluated
except:
msg= "User-supplied Python expression (%s) for %s caused error: %s" % (
value, readablePropName, self.dsnames)
log.error(msg)
raise pythonThresholdException(msg)
value = None
return nanToNone(value)
def evaluateDataSourceExpression(self, context, propName, readablePropName):
"""
Return back a sane value from evaluation of an expression.
@paramter context: device or component object
@type context: device or component object
@paramter propName: name of the threshold property to evaluate
@type propName: string
@paramter readablePropName: property name for displaying in error messages
@type readablePropName: string
@returns: numeric
@rtype: numeric
"""
value = getattr(self, propName, None)
if value:
try:
express = "python:%s" % value
evaluated = talesEval(express, context)
value = evaluated
except:
msg= "User-supplied Python expression (%s) for %s caused error: %s" % (
value, readablePropName, self.dsnames)
log.error(msg)
raise pythonThresholdException(msg)
value = None
return nanToNone(value)
def processTalSource(source, **kwargs):
"""
This function is used to parse fields made available to actions that allow
for TAL expressions.
"""
if not kwargs.get('dev'):
hasDevReference = re.search(DEVICE_TAL, source)
if hasDevReference:
attributes = hasDevReference.groups()
log.error("The TALES string '%s' references ${dev/xxx} %s,"
" but no Zenoss device exists (use ${evt/xxx} fields instead?)",
source, attributes)
message = NO_ZEN_DEVICE % source
raise TalesMissingZenossDevice(message)
try:
context = kwargs.get('here')
return talesEval(source, context, kwargs)
except CompilerError as ex:
message = "%s: %s" % (ex, source)
log.error("%s context = %s data = %s", message, context, kwargs)
raise BadTalesExpresssion(message)
except InvalidTalesException:
message = BAD_TALES % source
log.error("%s context = %s data = %s", message, context, kwargs)
raise BadTalesExpresssion(message)
def toDict(device, ds, dps=[]):
'''marshall the fields from the datasource into a dictionary and
ignore everything that is not a primitive'''
vals = {}
vals['dps'] = []
vals['dptypes'] = []
for key, val in ds.__dict__.items():
if isinstance(val, XmlRpcService.PRIMITIVES):
if isinstance(val, basestring) and '$' in val:
val = talesEval('string:%s' % (val, ), device)
vals[key] = val
for dp in dps:
vals['dps'].append(dp.id)
vals['dptypes'].append(dp.rrdtype)
# add zproperties
for propertyId in device.propertyIds():
value = device.getProperty(propertyId)
# _millis can't be serialized because it is long, so
# we skip it to avoid an XML-RPC serialization error
if isinstance(value, DateTime.DateTime):
continue
vals[propertyId] = value
vals['device'] = device.id
vals['manageIp'] = device.manageIp
return vals
def copyProperties(self, device, ds):
for prop in [p['id'] for p in ds._properties]:
try:
value = getattr(ds, prop)
except AttributeError:
continue
if str(value).find('$') >= 0:
value = talesEval('string:%s' % (value,), device, {'dev': device})
setattr(self, prop, value)
def __call__(self, device, component=None, extra=None, value=None):
kw = dict(device=device, component=component, value=value)
kw.update(self._extraContext)
if extra is not None:
kw.update(extra)
value = None
try:
value = talesEval(self._talesExpression, device, kw)
except InvalidTalesException, e:
log.info(e)
def __call__(self, device, component=None, extra=None, value=None):
kw = dict(device=device, component=component, value=value)
kw.update(self._extraContext)
if extra is not None:
kw.update(extra)
value = None
try:
value = talesEval(self._talesExpression, device, kw)
except InvalidTalesException, e:
log.info(e)
def getGraphCmds(self,
context,
rrdDir,
multiid=-1,
upToPoint=None,
includeSetup=True,
includeThresholds=True,
prefix='',
cmds=None,
idxOffset=0):
"""build the graph opts for a single rrdfile"""
from Products.ZenUtils.ZenTales import talesEval
if not cmds:
cmds = []
if includeSetup:
cmds += self.graphsetup()
# Have to draw thresholds before data so that thresholds won't
# obscure data (especially if threshold uses TICK)
if includeThresholds:
threshGps = [
gp for gp in self.getThresholdGraphPoints()
if upToPoint is None or gp.sequence < upToPoint
]
if threshGps:
for index, gp in enumerate(threshGps):
try:
cmds = gp.getGraphCmds(cmds, context, rrdDir,
self.hasSummary,
index + idxOffset, multiid,
prefix)
except (KeyError, NameError) as e:
cmds.append('COMMENT: UNKNOWN VALUE IN '
'GRAPHPOINT %s\: %s' % (gp.id, str(e)))
gpList = [
gp for gp in self.getGraphPoints(includeThresholds=False)
if upToPoint is None or gp.sequence < upToPoint
]
for index, gp in enumerate(gpList):
try:
cmds = gp.getGraphCmds(cmds, context, rrdDir, self.hasSummary,
index + idxOffset, multiid, prefix)
except (KeyError, NameError) as e:
cmds.append('COMMENT: UNKNOWN VALUE IN GRAPHPOINT '
'%s\: %s' % (gp.id, str(e)))
if self.custom and includeSetup and not upToPoint:
try:
res = talesEval("string:" + str(self.custom), context)
except (KeyError, NameError) as e:
res = 'COMMENT:UNKNOWN VALUE IN CUSTOM COMMANDS\: %s' % str(e)
cmds.extend(l for l in res.split('\n') if l.strip())
#if self.hasSummary:
# cmds = self.addSummary(cmds)
return cmds
def getDevices(self):
"""Return the device list for this report.
"""
devs = self.getDmdRoot("Devices")
if self.path != "/": devs = devs.getOrganizer(self.path)
devlist = devs.getSubDevices()
if self.deviceQuery:
try:
return [ dev for dev in devlist \
if talesEval("python:"+self.deviceQuery, dev) ]
except Exception, e:
return e
def getDevices(self):
"""Return the device list for this report.
"""
devs = self.getDmdRoot("Devices")
if self.path != "/": devs = devs.getOrganizer(self.path)
devlist = devs.getSubDevices()
if self.deviceQuery:
try:
return [ dev for dev in devlist \
if talesEval("python:"+self.deviceQuery, dev) ]
except Exception, e:
return e
def getWbemComponentConfig(transports, comp, queries, datapoints):
threshs = []
basepath = comp.rrdPath()
perfServer = comp.device().getPerformanceServer()
for templ in comp.getRRDTemplates():
names = []
datasources = []
for tr in transports:
datasources.extend(templ.getRRDDataSources(tr))
for ds in datasources:
if not ds.enabled:
continue
transport, classname, kb, namespace = ds.getInstanceInfo(comp)
if transport != transports[0]:
continue
qid = comp.id + "_" + templ.id + "_" + ds.id
datapoints[qid] = []
properties = {}
compname = comp.meta_type == "Device" and "" or comp.id
for dp in ds.getRRDDataPoints():
if len(dp.aliases()) > 0:
alias = dp.aliases()[0].id.strip()
expr = talesEval("string:%s" % dp.aliases()[0].formula, comp, extra={"now": "now"})
else:
alias = dp.id.strip()
expr = None
if alias not in properties:
properties[alias] = (dp.id,)
else:
properties[alias] = properties[alias] + (dp.id,)
dpname = dp.name()
names.append(dpname)
datapoints[qid].append(
(
dp.id,
compname,
expr,
"/".join((basepath, dpname)),
dp.rrdtype,
dp.getRRDCreateCommand(perfServer),
(dp.rrdmin, dp.rrdmax),
)
)
queries = sortQuery(queries, qid, (classname, kb, namespace, properties))
for threshold in templ.thresholds():
if not threshold.enabled:
continue
for ds in threshold.dsnames:
if ds not in names:
continue
threshs.append(threshold.createThresholdInstance(comp))
break
return threshs
def getGraphCmds(self, context, rrdfile, template):
"""build the graph opts for a single rrdfile"""
cmds = self.graphsetup()
if self.custom:
cmds = self.buildCustomDS(cmds, rrdfile, template)
res = talesEval("string:"+self.custom, context)
cmds.extend(res.split("\n"))
if self.hasSummary:
cmds = self.addSummary(cmds)
else:
cmds = self.buildDS(cmds, rrdfile, template, self.summary)
cmds = self.thresholds(cmds, context, template)
return cmds
def copyProperties(self, device, ds):
"""
copy the properties from the datasouce and set them
as attributes
"""
for propName in [prop['id'] for prop in ds._properties]:
value = getattr(ds, propName)
if str(value).find('$') >= 0:
value = talesEval('string:%s' % (value,), device)
if propName == 'authenticate':
if value:
value = str(value).lower().capitalize()
value = bool(value)
setattr(self, propName, value)
def getPointval(self, context):
"""Build the point value for this threshold.
"""
pointval = None
if self.pointval:
try:
pointval = talesEval("python:" + self.pointval, context)
except:
msg= "User-supplied Python expression (%s) for point value caused error: %s" % \
( self.pointval, self.dsnames )
log.error(msg)
raise pythonThresholdException(msg)
pointval = None
return pointval
def getPointval(self, context):
"""Build the point value for this threshold.
"""
pointval = None
if self.pointval:
try:
pointval = talesEval("python:"+self.pointval, context)
except:
msg= "User-supplied Python expression (%s) for point value caused error: %s" % \
( self.pointval, self.dsnames )
log.error( msg )
raise pythonThresholdException(msg)
pointval = None
return pointval
def copyProperties(self, device, ds):
"""
copy the properties from the datasouce and set them
as attributes
"""
for propName in [prop['id'] for prop in ds._properties]:
value = getattr(ds, propName)
if str(value).find('$') >= 0:
value = talesEval('string:%s' % (value, ), device)
if propName == 'authenticate':
if value:
value = str(value).lower().capitalize()
value = bool(value)
setattr(self, propName, value)
def getMaxval(self, context):
"""Build the max value for this threshold.
"""
maxval = None
if self.maxval:
try:
express = "python:%s" % self.maxval
maxval = talesEval(express, context)
except:
msg = ("User-supplied Python expression (%s) for "
"maximum value caused error: %s") % (self.maxval,
self.dsnames)
log.error(msg)
raise pythonThresholdException(msg)
maxval = None
return nanToNone(maxval)
def getHystM(self, context):
"""
"""
queueSize = 0
if self.queueSize:
try:
express = "python:%s" % self.queueSize
queueSize = talesEval(express, context)
except:
msg = ("User-supplied Python expression (%s) for "
"hysteresis M value caused error: %s") % (
self.queueSize, self.dsnames)
log.error(msg)
raise pythonThresholdException(msg)
queueSize = 0
return queueSize
def getHystK(self, context):
"""
"""
goodCount = 0
if self.goodCount:
try:
express = "python:%s" % self.goodCount
goodCount = talesEval(express, context)
except:
msg = ("User-supplied Python expression (%s) for "
"hysteresis K value caused error: %s") % (
self.goodCount, self.dsnames)
log.error(msg)
raise pythonThresholdException(msg)
goodCount = 0
return goodCount
def discoverDevices(self, organizerPaths=None, REQUEST=None):
"""
Load a device into the database connecting its major relations
and collecting its configuration.
"""
xmlrpc = isXmlRpc(REQUEST)
if not organizerPaths:
if xmlrpc: return 1
return self.callZenScreen(REQUEST)
zDiscCommand = "empty"
from Products.ZenUtils.ZenTales import talesEval
orgroot = self.getNetworkRoot()
for organizerName in organizerPaths:
organizer = orgroot.getOrganizer(organizerName)
if organizer is None:
if xmlrpc: return 1 # XML-RPC error
log.error("Couldn't obtain a network entry for '%s' "
"-- does it exist?" % organizerName)
continue
zDiscCommand = getattr(organizer, "zZenDiscCommand", None)
if zDiscCommand:
cmd = talesEval('string:' + zDiscCommand, organizer).split(" ")
else:
cmd = ["zendisc", "run", "--net", organizer.getNetworkName()]
if getattr(organizer, "zSnmpStrictDiscovery", False):
cmd += ["--snmp-strict-discovery"]
if getattr(organizer, "zPreferSnmpNaming", False):
cmd += ["--prefer-snmp-naming"]
zd = binPath('zendisc')
zendiscCmd = [zd] + cmd[1:]
status = self.dmd.JobManager.addJob(
SubprocessJob,
description="Discover devices in network %s" %
organizer.getNetworkName(),
args=(zendiscCmd, ))
log.info('Done')
if REQUEST and not xmlrpc:
REQUEST.RESPONSE.redirect('/zport/dmd/JobManager/joblist')
if xmlrpc: return 0
def discoverDevices(self, organizerPaths=None, REQUEST = None):
"""
Load a device into the database connecting its major relations
and collecting its configuration.
"""
xmlrpc = isXmlRpc(REQUEST)
if not organizerPaths:
if xmlrpc: return 1
return self.callZenScreen(REQUEST)
zDiscCommand = "empty"
from Products.ZenUtils.ZenTales import talesEval
orgroot = self.getNetworkRoot()
for organizerName in organizerPaths:
organizer = orgroot.getOrganizer(organizerName)
if organizer is None:
if xmlrpc: return 1 # XML-RPC error
log.error("Couldn't obtain a network entry for '%s' "
"-- does it exist?" % organizerName)
continue
zDiscCommand = getattr(organizer, "zZenDiscCommand", None)
if zDiscCommand:
cmd = talesEval('string:' + zDiscCommand, organizer).split(" ")
else:
cmd = ["zendisc", "run", "--net", organizer.getNetworkName()]
if getattr(organizer, "zSnmpStrictDiscovery", False):
cmd += ["--snmp-strict-discovery"]
if getattr(organizer, "zPreferSnmpNaming", False):
cmd += ["--prefer-snmp-naming"]
zd = binPath('zendisc')
zendiscCmd = [zd] + cmd[1:]
status = self.dmd.JobManager.addJob(SubprocessJob,
description="Discover devices in network %s" % organizer.getNetworkName(),
args=(zendiscCmd,))
log.info('Done')
if REQUEST and not xmlrpc:
REQUEST.RESPONSE.redirect('/zport/dmd/JobManager/joblist')
if xmlrpc: return 0
def getWbemComponentConfig(transports, comp, queries, datapoints):
threshs = []
basepath = comp.rrdPath()
perfServer = comp.device().getPerformanceServer()
for templ in comp.getRRDTemplates():
names = []
datasources = []
for tr in transports:
datasources.extend(templ.getRRDDataSources(tr))
for ds in datasources:
if not ds.enabled: continue
transport, classname, kb, namespace = ds.getInstanceInfo(comp)
if transport != transports[0]: continue
qid = comp.id + "_" + templ.id + "_" + ds.id
datapoints[qid] = []
properties = {}
compname = comp.meta_type == "Device" and "" or comp.id
for dp in ds.getRRDDataPoints():
if len(dp.aliases()) > 0:
alias = dp.aliases()[0].id.strip()
expr = talesEval("string:%s"%dp.aliases()[0].formula, comp,
extra={'now':'now'})
else:
alias = dp.id.strip()
expr = None
if alias not in properties: properties[alias] = (dp.id,)
else: properties[alias] = properties[alias] + (dp.id,)
dpname = dp.name()
names.append(dpname)
datapoints[qid].append((dp.id,
compname,
expr,
"/".join((basepath, dpname)),
dp.rrdtype,
dp.getRRDCreateCommand(perfServer),
(dp.rrdmin, dp.rrdmax)))
queries = sortQuery(queries,qid,(classname,kb,namespace,properties))
for threshold in templ.thresholds():
if not threshold.enabled: continue
for ds in threshold.dsnames:
if ds not in names: continue
threshs.append(threshold.createThresholdInstance(comp))
break
return threshs
def getSqlComponentConfig(comp, queries, datapoints):
threshs = []
try:
basepath = comp.rrdPath()
perfServer = comp.device().getPerformanceServer()
except: return []
for templ in comp.getRRDTemplates():
names = []
for ds in templ.getRRDDataSources():
if not ds.enabled: continue
if not isinstance(ds, DataSource): continue
qi = ds.getQueryInfo(comp)
if not qi: continue
qid = comp.id + "_" + templ.id + "_" + ds.id
datapoints[qid] = []
columns = {}
compname = comp.meta_type == "Device" and "" or comp.id
for dp in ds.getRRDDataPoints():
if len(dp.aliases()) > 0:
alias = dp.aliases()[0].id.strip()
expr = talesEval("string:%s"%dp.aliases()[0].formula, comp,
extra={'now':'now'})
else:
alias = dp.id.strip()
expr = None
if alias not in columns: columns[alias] = (dp.id,)
else: columns[alias] = columns[alias] + (dp.id,)
dpname = dp.name()
names.append(dpname)
datapoints[qid].append((dp.id,
compname,
expr,
"/".join((basepath, dpname)),
dp.rrdtype,
dp.getRRDCreateCommand(perfServer),
(dp.rrdmin, dp.rrdmax)))
queries = sortQuery(queries, qid, qi + (columns,))
for threshold in templ.thresholds():
if not threshold.enabled: continue
for ds in threshold.dsnames:
if ds not in names: continue
threshs.append(threshold.createThresholdInstance(comp))
break
return threshs
def getSqlComponentConfig(comp, queries, datapoints):
threshs = []
try:
basepath = comp.rrdPath()
perfServer = comp.device().getPerformanceServer()
except:
return []
for templ in comp.getRRDTemplates():
names = []
for ds in templ.getRRDDataSources():
if not ds.enabled: continue
if not isinstance(ds, DataSource): continue
qi = ds.getQueryInfo(comp)
if not qi: continue
qid = comp.id + "_" + templ.id + "_" + ds.id
datapoints[qid] = []
columns = {}
compname = comp.meta_type == "Device" and "" or comp.id
for dp in ds.getRRDDataPoints():
if len(dp.aliases()) > 0:
alias = dp.aliases()[0].id.strip()
expr = talesEval("string:%s" % dp.aliases()[0].formula,
comp,
extra={'now': 'now'})
else:
alias = dp.id.strip()
expr = None
if alias not in columns: columns[alias] = (dp.id, )
else: columns[alias] = columns[alias] + (dp.id, )
dpname = dp.name()
names.append(dpname)
datapoints[qid].append((dp.id, compname, expr, "/".join(
(basepath, dpname)), dp.rrdtype,
dp.getRRDCreateCommand(perfServer),
(dp.rrdmin, dp.rrdmax)))
queries = sortQuery(queries, qid, qi + (columns, ))
for threshold in templ.thresholds():
if not threshold.enabled: continue
for ds in threshold.dsnames:
if ds not in names: continue
threshs.append(threshold.createThresholdInstance(comp))
break
return threshs
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 _getComponents(self, device, componentPath):
componentPath = 'here/%s' % componentPath
try:
return talesEval(componentPath, device)
except AttributeError:
return []
def talesEvalStr(self, value, **kwargs):
if value.startswith("python:"):
return talesEval(value, self, extra=kwargs)
else:
return talesEvalStr(value, self, extra=kwargs)
def _createDeviceProxy(self, device):
proxy = CollectorConfigService._createDeviceProxy(self, device)
# for now, every device gets a single configCycleInterval based upon
# the collector's winCycleInterval configuration which is typically
# located at dmd.Monitors.Performance._getOb('localhost').
# TODO: create a zProperty that allows for individual device schedules
proxy.configCycleInterval = self._prefs.perfsnmpCycleInterval
proxy.datapoints = []
proxy.thresholds = []
queries = {}
log.debug('device: %s', device)
try: perfServer = device.getPerformanceServer()
except: return None
evtOrgNames = self.dmd.Events.Status.getOrganizerNames()
for comp in [device] + device.getMonitoredComponents():
compName = ""
compType = ""
if not isinstance(comp, Device):
compName = comp.id
if comp.__class__.__name__ in evtOrgNames:
compType = comp.__class__.__name__
elif comp.meta_type in evtOrgNames:
compType = comp.meta_type
try: basepath = comp.rrdPath()
except: continue
for templ in comp.getRRDTemplates():
dpnames = []
for ds in templ.getRRDDataSources():
if not (isinstance(ds, DataSource) and ds.enabled):continue
sql, sqlp, kbs, cs = ds.getQueryInfo(comp)
if not sql: continue
if sqlp and '_process where' in sql.lower(): sql = sqlp
tn = '/'.join([device.id, comp.id, templ.id, ds.id])
aliases = set()
sortkey = (cs,)
for dp in ds.getRRDDataPoints():
dpname = dp.name()
dpnames.append(dpname)
alias = (dp.aliases() or [dp])[0]
aname = alias.id.strip().lower()
formula = getattr(alias, 'formula', None)
expr = formula and talesEval("string:%s"%alias.formula,
comp, extra={'now':'now'}) or None
aliases.add(aname)
proxy.datapoints.append((sortkey, tn, dp.id, aname,
(compName, compType),
expr,
"/".join((basepath, dpname)),
dp.rrdtype,
dp.getRRDCreateCommand(perfServer),
(dp.rrdmin, dp.rrdmax)))
queries.setdefault(sortkey, {})[tn] = (sqlp, kbs, cs,
dict(zip(aliases,aliases)), sql)
dpn = set(dpnames)
for thr in templ.thresholds():
if not (thr.enabled and dpn & set(thr.dsnames)): continue
proxy.thresholds.append(thr.createThresholdInstance(comp))
proxy.queries = queries
if not queries:
log.debug("Device %s skipped because there are no datasources",
device.getId())
return None
return proxy
def runTest(self):
manager = self.dmd.Devices
talesEval('python: here.setZenProperty("foo", "bar")', manager)
result = talesEval('python: here.getProperty("foo")', manager)
self.assertEqual('bar', result)
def runTest(self):
manager = self.dmd.Devices
talesEval('python: here.setZenProperty("foo", "bar")', manager)
result = talesEval('python: here.getProperty("foo")', manager)
self.assertEqual('bar', result)
def copyProperties(self, device, ds):
for prop in [p['id'] for p in ds._properties]:
value = getattr(ds, prop)
if str(value).find('$') >= 0:
value = talesEval('string:%s' % (value,), device)
setattr(self, prop, value)
except (KeyError, NameError), e:
cmds.append('COMMENT: UNKNOWN VALUE IN '
'GRAPHPOINT %s\: %s' % (gp.id, str(e)))
gpList = [gp for gp in self.getGraphPoints(includeThresholds=False)
if upToPoint is None or gp.sequence < upToPoint]
for index, gp in enumerate(gpList):
try:
cmds = gp.getGraphCmds(cmds, context, rrdDir,
self.hasSummary, index+idxOffset,
multiid, prefix)
except (KeyError, NameError), e:
cmds.append('COMMENT: UNKNOWN VALUE IN GRAPHPOINT '
'%s\: %s' % (gp.id, str(e)))
if self.custom and includeSetup and not upToPoint:
try:
res = talesEval("string:"+str(self.custom), context)
except (KeyError, NameError), e:
res = 'COMMENT:UNKNOWN VALUE IN CUSTOM COMMANDS\: %s' % str(e)
cmds.extend(l for l in res.split('\n') if l.strip())
#if self.hasSummary:
# cmds = self.addSummary(cmds)
return cmds
def getRRDVariables(self, upToPoint=None):
""" Return list of rrd variable names that are defined by DEF, CDEF
or VDEF statements in the rrd commands. If upToPoint is not None then
only consider statements generated by graphoints where
sequence < upToPoint
"""
def _getComponents(self, device, componentPath):
componentPath = 'here/%s' % componentPath
try:
return talesEval(componentPath, device)
except AttributeError:
return []
def _getComponents(self, device, componentPath):
componentPath = "here/%s" % componentPath
try:
return talesEval(componentPath, device)
except:
return []
def talesEvalStr(self, value, **kwargs):
if value.startswith("python:"):
return talesEval(value, self, extra=kwargs)
else:
return talesEvalStr(value, self, extra=kwargs)
cmds.append('COMMENT: UNKNOWN VALUE IN '
'GRAPHPOINT %s\: %s' % (gp.id, str(e)))
gpList = [
gp for gp in self.getGraphPoints(includeThresholds=False)
if upToPoint is None or gp.sequence < upToPoint
]
for index, gp in enumerate(gpList):
try:
cmds = gp.getGraphCmds(cmds, context, rrdDir, self.hasSummary,
index + idxOffset, multiid, prefix)
except (KeyError, NameError), e:
cmds.append('COMMENT: UNKNOWN VALUE IN GRAPHPOINT '
'%s\: %s' % (gp.id, str(e)))
if self.custom and includeSetup and not upToPoint:
try:
res = talesEval("string:" + str(self.custom), context)
except (KeyError, NameError), e:
res = 'COMMENT:UNKNOWN VALUE IN CUSTOM COMMANDS\: %s' % str(e)
cmds.extend(l for l in res.split('\n') if l.strip())
#if self.hasSummary:
# cmds = self.addSummary(cmds)
return cmds
def getRRDVariables(self, upToPoint=None):
""" Return list of rrd variable names that are defined by DEF, CDEF
or VDEF statements in the rrd commands. If upToPoint is not None then
only consider statements generated by graphoints where
sequence < upToPoint
"""
cmds = self.getFakeGraphCmds(upToPoint=upToPoint)
