def __init__(self, sourceMgr, store, file):
InputReader.__init__(self, store)
self.filename = file
self.lineNo = 0
self.ids = []
self.timeParser = None
self.columnParsers = []
self.fd = open(self.filename, "rb")
sampleText = self.fd.read(1024 * 20)
dialect = csv.Sniffer().sniff(sampleText)
self.fd.seek(0)
self.reader = csv.reader(self.fd, dialect)
if csv.Sniffer().has_header(sampleText):
self.reader.next()
self.lineNo += 1
# read header fields
lines = sampleText.splitlines()[:2]
dictReader = csv.DictReader(lines, dialect=dialect)
dictReader.next()
for name in dictReader.fieldnames[1:]:
self.ids.append(sourceMgr.register("%s (%s)" % (name, self.filename)))
del dictReader
else:
self.ids.append(sourceMgr.register(self.filename))
self.readAvailableData()
EventMgr.startTimer(100 * 1000, self.onTimer)
def __init__ (self, sourceMgr, store, file):
InputReader.__init__(self, store)
self.filename = file
self.lineNo = 0
self.ids = []
self.timeParser = None
self.columnParsers = []
self.fd = open(self.filename, 'rb')
sampleText = self.fd.read(1024*20)
dialect = csv.Sniffer().sniff(sampleText)
self.fd.seek(0)
self.reader = csv.reader(self.fd, dialect)
if csv.Sniffer().has_header(sampleText):
self.reader.next()
self.lineNo+=1
# read header fields
lines = sampleText.splitlines()[:2]
dictReader = csv.DictReader(lines, dialect=dialect)
dictReader.next()
for name in dictReader.fieldnames[1:]:
self.ids.append( sourceMgr.register('%s (%s)' % (name, self.filename)) )
del dictReader
else:
self.ids.append( sourceMgr.register(self.filename) )
self.readAvailableData()
EventMgr.startTimer(100*1000, self.onTimer)
def __init__ (self, sourceMgr, store, function, interval=100*1000, name="test"):
InputReader.__init__(self, store)
self.codeObj = compile(function, '<string>', 'eval')
eval(self.codeObj, None, {'t':0}) # check if supplied code is basically ok
self.id = sourceMgr.register(name)
EventMgr.startTimer(interval, self.onTimer)
def __init__(self, sourceMgr, store, logParser, matches):
InputReader.__init__(self, store)
self.matchers = []
for m in matches:
expr = m['expr']
id = sourceMgr.register(expr)
self.matchers.append((id, expr))
now = time.time()
for line in logParser.lines(None, now):
self._handleLine(line)
def __init__ (self, sourceMgr, store, logParser, matches):
InputReader.__init__(self, store)
self.matchers = []
for m in matches:
expr = m['expr']
id = sourceMgr.register(expr)
self.matchers.append( (id, expr) )
now = time.time()
for line in logParser.lines(None, now):
self._handleLine(line)
def __init__(self,
sourceMgr,
store,
function,
interval=100 * 1000,
name="test"):
InputReader.__init__(self, store)
self.codeObj = compile(function, '<string>', 'eval')
eval(self.codeObj, None,
{'t': 0}) # check if supplied code is basically ok
self.id = sourceMgr.register(name)
EventMgr.startTimer(interval, self.onTimer)
def __init__ (self, sourceMgr, store, interval=200*1000):
InputReader.__init__(self, store)
self.lastValues = None
if not(os.path.isdir('/proc')):
raise Exception("/proc directory not found")
# order must match CPU field order in /proc/stat:
self.ids = []
self.ids.append( sourceMgr.register('CPU user') )
self.ids.append( sourceMgr.register('CPU nice') )
self.ids.append( sourceMgr.register('CPU system') )
self.ids.append( sourceMgr.register('CPU idle') )
EventMgr.startTimer(interval, self.onTimer)
def __init__(self, sourceMgr, store, interval=200 * 1000):
InputReader.__init__(self, store)
self.lastValues = None
if not (os.path.isdir('/proc')):
raise Exception("/proc directory not found")
# order must match CPU field order in /proc/stat:
self.ids = []
self.ids.append(sourceMgr.register('CPU user'))
self.ids.append(sourceMgr.register('CPU nice'))
self.ids.append(sourceMgr.register('CPU system'))
self.ids.append(sourceMgr.register('CPU idle'))
EventMgr.startTimer(interval, self.onTimer)
def __init__ (self, sourceMgr, store, if_name, interval=200*1000):
InputReader.__init__(self, store)
self.targetIf = if_name
self.lastData = {}
if not(os.path.isfile('/proc/net/dev')):
raise Exception("/proc/net/dev file not found")
self.ids = {}
self.ids['rBytes'] = sourceMgr.register(self.targetIf + ' bytes received', unit='bytes')
self.ids['rPackets'] = sourceMgr.register(self.targetIf + ' packets received', unit='packets')
self.ids['tBytes'] = sourceMgr.register(self.targetIf + ' bytes transmitted', unit='bytes')
self.ids['tPackets'] = sourceMgr.register(self.targetIf + ' packets transmitted', unit='packets')
EventMgr.startTimer(interval, self.onTimer)
def __init__ (self, sourceMgr, store):
InputReader.__init__(self, store)
cmd = ['sadf']
output = subprocess.Popen(cmd, stdout=subprocess.PIPE, env={}).communicate()[0]
fields = {}
for line in output.splitlines():
(host, interval, timestamp, dev, name, rawValue) = line.split()
fullName = '%s-%s' % (dev, name)
if not(fields.has_key(fullName)):
id = sourceMgr.register("sysstat (%s)" % fullName)
fields[fullName] = id
else:
id = fields[fullName]
t = int(timestamp)
value = float(rawValue)
self.store.update( (id, t, value) )
def __init__(self, sourceMgr, store, if_name, interval=200 * 1000):
InputReader.__init__(self, store)
self.targetIf = if_name
self.lastData = {}
if not (os.path.isfile('/proc/net/dev')):
raise Exception("/proc/net/dev file not found")
self.ids = {}
self.ids['rBytes'] = sourceMgr.register(self.targetIf +
' bytes received',
unit='bytes')
self.ids['rPackets'] = sourceMgr.register(self.targetIf +
' packets received',
unit='packets')
self.ids['tBytes'] = sourceMgr.register(self.targetIf +
' bytes transmitted',
unit='bytes')
self.ids['tPackets'] = sourceMgr.register(self.targetIf +
' packets transmitted',
unit='packets')
EventMgr.startTimer(interval, self.onTimer)
