def writeRootSummary(self):
''' This method updates the RRD summary files.'''
ds = DataStore()
rootNode = ds.rootElement
# If there isn't a root node then there is not need to continue.
if rootNode is None: return
# Get a lock on the data store.
ds.acquireLock(self)
try:
gmetadConfig = getConfig()
# Create the summary RRD base path and validate it
rootPath = '%s/__SummaryInfo__' % self.cfg[RRDPlugin.RRD_ROOTDIR]
self._checkDir(rootPath)
# Update metrics for each grid node (there should only be one.)
for gridNode in rootNode:
# If there isn't any summary data, then no need to continue.
if not hasattr(gridNode, 'summaryData'):
continue
# Update metrics RRDs for each cluster summary in the grid
for metricNode in gridNode.summaryData['summary'].itervalues():
# Create the summary RRD final path and validate it.
rrdPath = '%s/%s.rrd' % (rootPath,
metricNode.getAttr('name'))
# if the RRD file doesn't exist then create it
if not os.path.isfile(rrdPath):
self._createRRD(rootNode, metricNode, rrdPath, 15,
True)
#need to do some error checking here if the createRRD failed
# Update the RRD file.
self._updateRRD(rootNode, metricNode, rrdPath, True)
except Exception, e:
logging.error('Error writing to summary RRD %s' % str(e))
def notify(self, clusterNode):
'''Called by the engine when the internal data structure has changed.'''
gmetadConfig = getConfig()
try:
if clusterNode.getAttr('status') == 'down':
return
except AttributeError:
pass
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr('name'):
break
if ds is None:
logging.info('No matching data source for %s'%clusterNode.getAttr('name'))
return
# Create the summary RRD base path and validate it
clusterPath = '%s/%s'%(self.cfg[RRDPlugin.RRD_ROOTDIR], clusterNode.getAttr('name'))
self._checkDir(clusterPath)
clusterPath = '%s/__SummaryInfo__'%clusterPath
self._checkDir(clusterPath)
# Update metrics for each cluster
for metricNode in clusterNode.summaryData['summary'].itervalues():
# Create the summary RRD final path and validate it
rrdPath = '%s/%s.rrd'%(clusterPath,metricNode.getAttr('name'))
# Create the RRD metric summary file if it doesn't exist
if not os.path.isfile(rrdPath):
self._createRRD(clusterNode, metricNode, rrdPath, ds.interval, True)
#need to do some error checking here if the createRRD failed
# Update the RRD file.
self._updateRRD(clusterNode, metricNode, rrdPath, True)
def notify(self, clusterNode):
'''Called by the engine when the internal data source has changed.'''
# Get the current configuration
if 'GRID' == clusterNode.id:
# we don't need aggregation by GRID, this can be easily done in grpahite
return
gmetadConfig = getConfig()
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr('name'):
break
if ds is None:
logging.info('No matching data source for %s' %
clusterNode.getAttr('name'))
return
try:
if clusterNode.getAttr('status') == 'down':
return
except AttributeError:
pass
# Update metrics for each host in the cluster
self.sendMetrics([
(
".".join(("ganglia",
self._carbonEscape(clusterNode.getAttr('name')),
self._carbonEscape(hostNode.getAttr('name')),
metricNode.getAttr('name'))), # metric name
int(hostNode.getAttr('REPORTED')) +
int(metricNode.getAttr('TN')),
float(metricNode.getAttr('VAL'))) for hostNode in clusterNode
for metricNode in hostNode
if metricNode.getAttr('type') not in ('string', 'timestamp')
])
def writeRootSummary(self):
''' This method updates the RRD summary files.'''
ds = DataStore()
rootNode = ds.rootElement
# If there isn't a root node then there is not need to continue.
if rootNode is None: return
# Get a lock on the data store.
ds.acquireLock(self)
try:
gmetadConfig = getConfig()
# Create the summary RRD base path and validate it
rootPath = '%s/__SummaryInfo__'%self.cfg[RRDPlugin.RRD_ROOTDIR]
self._checkDir(rootPath)
# Update metrics for each grid node (there should only be one.)
for gridNode in rootNode:
# If there isn't any summary data, then no need to continue.
if not hasattr(gridNode, 'summaryData'):
continue
# Update metrics RRDs for each cluster summary in the grid
for metricNode in gridNode.summaryData['summary'].itervalues():
# Create the summary RRD final path and validate it.
rrdPath = '%s/%s.rrd'%(rootPath,metricNode.getAttr('name'))
# if the RRD file doesn't exist then create it
if not os.path.isfile(rrdPath):
self._createRRD(rootNode, metricNode, rrdPath, 15, True)
#need to do some error checking here if the createRRD failed
# Update the RRD file.
self._updateRRD(rootNode, metricNode, rrdPath, True)
except Exception, e:
logging.error('Error writing to summary RRD %s'%str(e))
def notify(self, clusterNode):
'''Called by the engine when the internal data structure has changed.'''
gmetadConfig = getConfig()
try:
if clusterNode.getAttr('status') == 'down':
return
except AttributeError:
pass
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr('name'):
break
if ds is None:
logging.info('No matching data source for %s'%clusterNode.getAttr('name'))
return
if 'GRID' == clusterNode.id:
# bh: We still do not process GRID here
return
if 'CLUSTER' == clusterNode.id:
if len(self.cfg[RRDGroupPlugin.RRD_GROUPS]) == 0:
# bh: No group is set so done
return
groupSummary = {}
self._updateGroupSummary(groupSummary, clusterNode)
self._updateGroupRRD(groupSummary, clusterNode, ds)
def notify(self, clusterNode):
'''Called by the engine when the internal data source has changed.'''
# Get the current configuration
if 'GRID' == clusterNode.id:
# we don't need aggregation by GRID, this can be easily done in grpahite
return
gmetadConfig = getConfig()
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr('name'):
break
if ds is None:
logging.info('No matching data source for %s'%clusterNode.getAttr('name'))
return
try:
if clusterNode.getAttr('status') == 'down':
return
except AttributeError:
pass
# Update metrics for each host in the cluster
self.sendMetrics([
(".".join(
("ganglia", self._carbonEscape(clusterNode.getAttr('name')),
self._carbonEscape(hostNode.getAttr('name')),
metricNode.getAttr('name'))
), # metric name
int(hostNode.getAttr('REPORTED')) + int(metricNode.getAttr('TN')), float(metricNode.getAttr('VAL')))
for hostNode in clusterNode
for metricNode in hostNode
if metricNode.getAttr('type') not in ('string', 'timestamp' )
]
)
def notify(self, clusterNode):
"""Called by the engine when the internal data structure has changed."""
gmetadConfig = getConfig()
try:
if clusterNode.getAttr("status") == "down":
return
except AttributeError:
pass
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr("name"):
break
if ds is None:
logging.info("No matching data source for %s" % clusterNode.getAttr("name"))
return
if "GRID" == clusterNode.id:
# bh: We still do not process GRID here
return
if "CLUSTER" == clusterNode.id:
if len(self.cfg[RRDGroupPlugin.RRD_GROUPS]) == 0:
# bh: No group is set so done
return
groupSummary = {}
self._updateGroupSummary(groupSummary, clusterNode)
self._updateGroupRRD(groupSummary, clusterNode, ds)
def _connIsAllowedFrom(self, remoteHost):
cfg = getConfig()
if '127.0.0.1' == remoteHost: return True
if 'localhost' == remoteHost: return True
if cfg[GmetadConfig.ALL_TRUSTED]: return True
trustedHosts = cfg[GmetadConfig.TRUSTED_HOSTS]
if trustedHosts:
if trustedHosts.count(remoteHost): return True
hostname, aliases, ips = socket.gethostbyaddr(remoteHost)
if trustedHosts.count(hostname): return True
for alias in aliases:
if trustedHosts.count(alias): return True
for ip in ips:
if trustedHosts.count(ip): return True
return False
def _connIsAllowedFrom(self, remoteHost):
cfg = getConfig()
if '127.0.0.1' == remoteHost: return True
if 'localhost' == remoteHost: return True
if cfg[GmetadConfig.ALL_TRUSTED]: return True
trustedHosts = cfg[GmetadConfig.TRUSTED_HOSTS]
if trustedHosts:
if trustedHosts.count(remoteHost): return True
hostname, aliases, ips = socket.gethostbyaddr(remoteHost)
if trustedHosts.count(hostname): return True
for alias in aliases:
if trustedHosts.count(alias): return True
for ip in ips:
if trustedHosts.count(ip): return True
return False
def notify(self, clusterNode):
'''Called by the engine when the internal data source has changed.'''
# Get the current configuration
gmetadConfig = getConfig()
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr('name'):
break
if ds is None:
logging.info('No matching data source for %s'%clusterNode.getAttr('name'))
return
try:
if clusterNode.getAttr('status') == 'down':
return
except AttributeError:
pass
# Create the cluster RRD base path and validate it
clusterPath = '%s/%s'%(self.cfg[RRDPlugin.RRD_ROOTDIR], clusterNode.getAttr('name'))
if 'GRID' == clusterNode.id:
clusterPath = '%s/__SummaryInfo__'%clusterPath
self._checkDir(clusterPath)
# We do not want to process grid data
if 'GRID' == clusterNode.id:
return
# Update metrics for each host in the cluster
for hostNode in clusterNode:
# Create the host RRD base path and validate it.
hostPath = '%s/%s'%(clusterPath,hostNode.getAttr('name'))
self._checkDir(hostPath)
# Update metrics for each host
for metricNode in hostNode:
# Don't update metrics that are numeric values.
if metricNode.getAttr('type') in ['string', 'timestamp']:
continue
# Create the RRD final path and validate it.
rrdPath = '%s/%s.rrd'%(hostPath, metricNode.getAttr('name'))
# Create the RRD metric file if it doesn't exist
if not os.path.isfile(rrdPath):
self._createRRD(clusterNode, metricNode, rrdPath, ds.interval, False)
#need to do some error checking here if the createRRD failed
# Update the RRD file.
self._updateRRD(clusterNode, metricNode, rrdPath, False)
def notify(self, clusterNode):
'''Called by the engine when the internal data source has changed.'''
# Get the current configuration
gmetadConfig = getConfig()
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr('name'):
break
if ds is None:
logging.info('No matching data source for %s' %
clusterNode.getAttr('name'))
return
try:
if clusterNode.getAttr('status') == 'down':
return
except AttributeError:
pass
# Create the cluster RRD base path and validate it
clusterPath = clusterNode.getAttr('name')
if 'GRID' == clusterNode.id:
clusterPath = '%s/__SummaryInfo__' % clusterPath
# We do not want to process grid data
if 'GRID' == clusterNode.id:
return
# Update metrics for each host in the cluster
for hostNode in clusterNode:
# Create the host RRD base path and validate it.
hostPath = '%s/%s' % (clusterPath, hostNode.getAttr('name'))
# Update metrics for each host
for metricNode in hostNode:
# Don't update metrics that are numeric values.
if metricNode.getAttr('type') in ['string', 'timestamp']:
continue
# Update the MonetDB records.
self._updateMonetDB(hostPath, clusterNode, metricNode)
def notify(self, clusterNode):
'''Called by the engine when the internal data source has changed.'''
# Get the current configuration
gmetadConfig = getConfig()
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr('name'):
break
if ds is None:
logging.info('No matching data source for %s'%clusterNode.getAttr('name'))
return
try:
if clusterNode.getAttr('status') == 'down':
return
except AttributeError:
pass
# Create the cluster RRD base path and validate it
clusterPath = clusterNode.getAttr('name')
if 'GRID' == clusterNode.id:
clusterPath = '%s/__SummaryInfo__'%clusterPath
# We do not want to process grid data
if 'GRID' == clusterNode.id:
return
# Update metrics for each host in the cluster
for hostNode in clusterNode:
# Create the host RRD base path and validate it.
hostPath = '%s/%s'%(clusterPath,hostNode.getAttr('name'))
# Update metrics for each host
for metricNode in hostNode:
# Don't update metrics that are numeric values.
if metricNode.getAttr('type') in ['string', 'timestamp']:
continue
# Update the MonetDB records.
self._updateMonetDB(hostPath, clusterNode, metricNode)
def notify(self, clusterNode):
'''Called by the engine when the internal data structure has changed.'''
gmetadConfig = getConfig()
try:
if clusterNode.getAttr('status') == 'down':
return
except AttributeError:
pass
# Find the data source configuration entry that matches the cluster name
for ds in gmetadConfig[GmetadConfig.DATA_SOURCE]:
if ds.name == clusterNode.getAttr('name'):
break
if ds is None:
logging.info('No matching data source for %s' %
clusterNode.getAttr('name'))
return
if 'CLUSTER' == clusterNode.id:
# Create the summary RRD base path and validate it
clusterPath = '%s/%s' % (self.cfg[RRDPlugin.RRD_ROOTDIR],
clusterNode.getAttr('name'))
self._checkDir(clusterPath)
clusterPath = '%s/__SummaryInfo__' % clusterPath
self._checkDir(clusterPath)
# Update metrics for each cluster
for metricNode in clusterNode.summaryData['summary'].itervalues():
# Create the summary RRD final path and validate it
rrdPath = '%s/%s.rrd' % (clusterPath,
metricNode.getAttr('name'))
# Create the RRD metric summary file if it doesn't exist
if not os.path.isfile(rrdPath):
self._createRRD(clusterNode, metricNode, rrdPath,
ds.interval, True)
#need to do some error checking here if the createRRD failed
# Update the RRD file.
try:
self._updateRRD(clusterNode, metricNode, rrdPath, True)
except Exception:
pass
if 'GRID' == clusterNode.id:
try:
# Create the summary RRD base path and validate it
gridPath = '%s/%s' % (self.cfg[RRDPlugin.RRD_ROOTDIR],
clusterNode.getAttr('name'))
self._checkDir(gridPath)
gridPath = '%s/__SummaryInfo__' % gridPath
# Update metrics for the grid
# If there isn't any summary data, then no need to continue.
if not hasattr(clusterNode, 'summaryData'):
return
# Update metrics RRDs for grid summary
for metricNode in clusterNode.summaryData[
'summary'].itervalues():
# Create the summary RRD final path and validate it.
rrdPath = '%s/%s.rrd' % (gridPath,
metricNode.getAttr('name'))
# if the RRD file doesn't exist then create it
if not os.path.isfile(rrdPath):
self._createRRD(clusterNode, metricNode, rrdPath, 15,
True)
#need to do some error checking here if the createRRD failed
# Update the RRD file.
self._updateRRD(clusterNode, metricNode, rrdPath, True)
except Exception, e:
logging.error('Error writing to summary RRD %s' % str(e))
def getLoggingLevel(lspec):
levelMap = {0:logging.FATAL,
1:logging.CRITICAL,
2:logging.ERROR,
3:logging.WARNING,
4:logging.INFO,
5:logging.DEBUG}
try:
return levelMap[lspec]
except KeyError:
if lspec < 0: return logging.FATAL
return logging.DEBUG
if __name__ == '__main__':
# Read and store the configuration
gmetadConfig = getConfig()
# Initialize the application
ignore_fds = [] # Remembers log file descriptors we create, so they aren't closed when we daemonize.
# HACK ALERT - A very crude "syslog facility selector"
_syslog_selector = {}
_syslog_selector["16"] = SysLogHandler.LOG_LOCAL0
_syslog_selector["17"] = SysLogHandler.LOG_LOCAL1
_syslog_selector["18"] = SysLogHandler.LOG_LOCAL2
_syslog_selector["19"] = SysLogHandler.LOG_LOCAL3
_syslog_selector["20"] = SysLogHandler.LOG_LOCAL4
_syslog_selector["21"] = SysLogHandler.LOG_LOCAL5
_syslog_selector["22"] = SysLogHandler.LOG_LOCAL6
_syslog_selector["23"] = SysLogHandler.LOG_LOCAL7
def getLoggingLevel(lspec):
levelMap = {0:logging.FATAL,
1:logging.CRITICAL,
2:logging.ERROR,
3:logging.WARNING,
4:logging.INFO,
5:logging.DEBUG}
try:
return levelMap[lspec]
except KeyError:
if lspec < 0: return logging.FATAL
return logging.DEBUG
if __name__ == '__main__':
# Read and store the configuration
gmetadConfig = getConfig()
# Initialize the application
ignore_fds = [] # Remembers log file descriptors we create, so they aren't closed when we daemonize.
# HACK ALERT - A very crude "syslog facility selector"
_syslog_selector = {}
_syslog_selector["16"] = SysLogHandler.LOG_LOCAL0
_syslog_selector["17"] = SysLogHandler.LOG_LOCAL1
_syslog_selector["18"] = SysLogHandler.LOG_LOCAL2
_syslog_selector["19"] = SysLogHandler.LOG_LOCAL3
_syslog_selector["20"] = SysLogHandler.LOG_LOCAL4
_syslog_selector["21"] = SysLogHandler.LOG_LOCAL5
_syslog_selector["22"] = SysLogHandler.LOG_LOCAL6
_syslog_selector["23"] = SysLogHandler.LOG_LOCAL7
