def output(self, months=3):
"""Render out the image of the rrd"""
def1 = DEF(rrdfile=self.datafile,
vname='bookmark_count',
dsName=self.ds1.name)
def2 = DEF(rrdfile=self.datafile,
vname='unique_count',
dsName=self.ds2.name)
def3 = DEF(rrdfile=self.datafile,
vname='tag_count',
dsName=self.ds3.name)
line1 = LINE(defObj=def1,
color='#01FF13',
legend='Bookmarks',
stack=True)
line2 = LINE(defObj=def2, color='#DA7202', legend='Unique', stack=True)
line3 = LINE(defObj=def3, color='#BD4902', legend='Tags', stack=True)
# area1 = AREA(defObj=def1, color='#FFA902', legend='Bookmarks')
# area2 = AREA(defObj=def2, color='#DA7202', legend='Unique')
# area3 = AREA(defObj=def3, color='#BD4902', legend='Tags')
# Let's configure some custom colors for the graph
ca = ColorAttributes()
ca.back = '#333333'
ca.canvas = '#333333'
ca.shadea = '#000000'
ca.shadeb = '#111111'
ca.mgrid = '#CCCCCC'
ca.axis = '#FFFFFF'
ca.frame = '#AAAAAA'
ca.font = '#FFFFFF'
ca.arrow = '#FFFFFF'
# Now that we've got everything set up, let's make a graph
start_date = time.mktime((today - timedelta(weeks=28)).timetuple())
end_date = time.mktime(today.timetuple())
g = Graph(self.outputfile,
start=int(start_date),
end=int(end_date),
vertical_label='count',
color=ca)
g.data.extend([def1, def2, def3, line3, line2, line1])
if not os.path.exists(os.path.dirname(self.outputfile)):
os.makedirs(os.path.dirname(self.outputfile))
g.write()
def graph_request(self, period='day'):
def1 = DEF(rrdfile=self.rrdfile, vname='request', dsName="requests", cdef="AVERAGE")
vdef1 = VDEF(vname='max', rpn='request,MAXIMUM')
vdef2 = VDEF(vname='avg', rpn='request,AVERAGE')
vdef3 = VDEF(vname='last', rpn='request,LAST')
area1 = AREA(defObj=def1, color='#336600', legend='Requests')
gprint1 = GPRINT(vdef1, "Max\\: %5.1lf %S")
gprint2 = GPRINT(vdef2, "Avg\\: %5.1lf %S")
gprint3 = GPRINT(vdef3, "Current\\: %5.1lf %Sreq/sec")
ca = ColorAttributes()
ca.back = '#333333'
ca.canvas = '#333333'
ca.shadea = '#000000'
ca.shadeb = '#111111'
ca.mgrid = '#CCCCCC'
ca.axis = '#FFFFFF'
ca.frame = '#AAAAAA'
ca.font = '#FFFFFF'
ca.arrow = '#FFFFFF'
img = "request-%s.png" % period
imgname = self.static_path +"/"+ img
start = '-1'+period
g = Graph(imgname, imgformat='PNG', step=start, vertical_label='request/sec', color=ca, width=700, height=150)
g.data.extend([def1, vdef1, vdef2, vdef3, area1, gprint1, gprint2, gprint3])
g.write()
def drawsimplegraph(req, rrdpathname, rrd, ds, rra, height=600, width=1200, start='default', end='default' ):
filename = Rrdpath.objects.get(name=str(rrdpathname)).path
fullfilename = filename + '/' + rrd
if os.path.isfile(fullfilename):
rrdobj = RRD(fullfilename, mode='r')
info = rrdobj.getData()
ds = str(ds)
rra = str(rra)
#step = info['step']
if (start == 'default'):
start = info['lastupdate'] - (7 * 86400)
if (end == 'default'):
end = info['lastupdate']
gitems = []
gitems.append(DEF(rrdfile=fullfilename, vname="fudge", dsName=ds))
gitems.append(CDEF(vname='kmh', rpn='%s' % gitems[0].vname))
gitems.append(AREA(defObj=gitems[1], color='#006600', legend=rrd+" "+str(start)+" "+str(end)))
g = Graph('-', imgformat='png', start=str(start), end=str(end), vertical_label=ds)
g.title = rrd + '/' + ds + '/' + rra
g.full_size_mode = True
g.only_graph = req.GET.get('onlygraph', False)
g.no_legend = req.GET.get('nolegend', True)
g.height = req.GET.get('height', 600)
g.width = req.GET.get('width', 1200)
g.data.extend(gitems)
a = g.write()
return HttpResponse(a,content_type="image/png")
def render(stringName, key, startTime, endTime):
if debug: print "Enter Function render(filename, value)"
#balken zeichnen
def1 = DEF(rrdfile = baseDir + stringName + "_" + key + ".rrd", vname='kW', dsName="kW") #command fetches data from the rrd
area1 = AREA(defObj=def1, color='#FFA902', legend='kW')
#mittelwert linie zeichnen (muss noch berechnet werden
line1 = LINE(value=100, color='#990000', legend='Average')
# Let's configure some custom colors for the graph
ca = ColorAttributes()
ca.back = '#333333'
ca.canvas = '#333333'
ca.shadea = '#000000'
ca.shadeb = '#111111'
ca.mgrid = '#CCCCCC'
ca.axis = '#FFFFFF'
ca.frame = '#AAAAAA'
ca.font = '#FFFFFF'
ca.arrow = '#FFFFFF'
# Now that we've got everything set up, let's make a graph
#startTime = endTime - (10 * 60 * 60) #10h anzeigen, sollte noch variabel sein
g = Graph(baseDir + stringName + "_" + key + ".png", start=startTime, end=endTime, vertical_label='data', color=ca)
g.data.extend([def1, area1, line1])
g.width = 800
g.height = 400
g.write()
def rrd_stuff():
filename = 'test.rrd'
#dataSource = from_file()
#def1 = DEF(rrdfile=filename, vname='myspeed',
# dsName=dataSource.name)
def1 = DEF(rrdfile=filename, vname='myspeed',
dsName='speed')
cdef1 = CDEF(vname='kmh', rpn='%s,3600,*' % def1.vname)
cdef2 = CDEF(vname='fast', rpn='kmh,100,GT,kmh,0,IF')
cdef3 = CDEF(vname='good', rpn='kmh,100,GT,0,kmh,IF')
vdef1 = VDEF(vname='mymax', rpn='%s,MAXIMUM' % def1.vname)
vdef2 = VDEF(vname='myavg', rpn='%s,AVERAGE' % def1.vname)
line1 = LINE(value=100, color='#990000', legend='Maximum Allowed')
area1 = AREA(defObj=cdef3, color='#006600', legend='Good Speed')
area2 = AREA(defObj=cdef2, color='#CC6633', legend='Too Fast')
line2 = LINE(defObj=vdef2, color='#000099', legend='My Average',
stack=True)
gprint1 = GPRINT(vdef2, '%6.2lf kph')
from pyrrd.graph import ColorAttributes
ca = ColorAttributes()
ca.back = '#333333'
ca.canvas = '#333333'
ca.shadea = '#000000'
ca.shadeb = '#111111'
ca.mgrid = '#CCCCCC'
ca.axis = '#FFFFFF'
ca.frame = '#AAAAAA'
ca.font = '#FFFFFF'
ca.arrow = '#FFFFFF'
from pyrrd.graph import Graph
graphfile = "rrdgraph.png"
g = Graph(graphfile, start=920805000, end=920810000,
vertical_label='km/h', color=ca)
g.data.extend([def1, cdef1, cdef2, cdef3, vdef1, vdef2, line1, area1,
area2, line2, gprint1])
g.write()
def _generate_defs(self):
"""
FOR INTERNAL USE ONLY
This generates an RRD DEF objects for every data source in every device (rrd file)
and saves them in the list self._defs.
Additionally it generates a dictionary def_map with key is DEF name and value is a
lookup key for metadata
Saves meta information for DEFs and CDEFs like device, data source and cf in metadata
"""
def_count = 0
self._defs = []
self._def_map = {}
for device in self.devices:
rrd_file = get_rrd_file(device, self.plugin, self.data_source)
if os.path.isfile(rrd_file):
# Get all data sources from rrd
for data_source in get_data_sources(rrd_file):
for cf in self._cf_map.keys():
metadata_key = cf + str(def_count)
# generate definition
def_vname = 'def_%s_%s_%s' % (data_source, cf,
str(def_count))
self._def_map[def_vname] = metadata_key
self._metadata.setdefault(metadata_key, {})
self._metadata[metadata_key][
'data_source'] = data_source
self._metadata[metadata_key]['device'] = device
self._metadata[metadata_key]['cf'] = cf
self._defs.append(
DEF(rrdfile=rrd_file,
dsName=data_source,
cdef=cf.upper(),
vname=def_vname))
def_count += 1
if i % 100 == 0:
myRRD.update(debug=False)
# let's do two different sets of periodic values
value1 = int(sin(i % 200) * 1000)
value2 = int(sin((i % 2000) / (200 * random())) * 200)
value3 = int(sin((i % 4000) / (400 * random())) * 400)
value4 = int(sin((i % 6000) / (600 * random())) * 600)
# when you pass more than one value to update buffer like this,
# they get applied to the DSs in the order that the DSs were
# "defined" or added to the RRD object.
myRRD.bufferValue(currentTime, value1, value2, value3, value4)
# add anything remaining in the buffer
myRRD.update()
# Let's set up the objects that will be added to the graph
def1 = DEF(rrdfile=myRRD.filename, vname='myspeed', dsName=ds1.name)
def2 = DEF(rrdfile=myRRD.filename, vname='mysilliness', dsName=ds2.name)
def3 = DEF(rrdfile=myRRD.filename, vname='myinsanity', dsName=ds3.name)
def4 = DEF(rrdfile=myRRD.filename, vname='mydementia', dsName=ds4.name)
vdef1 = VDEF(vname='myavg', rpn='%s,AVERAGE' % def1.vname)
area1 = AREA(defObj=def1, color='#FFA902', legend='Raw Data 4')
area2 = AREA(defObj=def2, color='#DA7202', legend='Raw Data 3')
area3 = AREA(defObj=def3, color='#BD4902', legend='Raw Data 2')
area4 = AREA(defObj=def4, color='#A32001', legend='Raw Data 1')
line1 = LINE(defObj=vdef1, color='#01FF13', legend='Average', stack=True)
# Let's configure some custom colors for the graph
ca = ColorAttributes()
ca.back = '#333333'
ca.canvas = '#333333'
ca.shadea = '#000000'
# let's generate some data...
currentTime = startTime
for i in xrange(maxSteps):
currentTime += step
# lets update the RRD/purge the buffer ever 100 entires
if i % 100 == 0 and myRRD.values:
#print "updating RRD..."
myRRD.update(debug=False)
# let's do periodic values
value = int(sin(i % 200) * 1000)
myRRD.bufferValue(currentTime, value)
# add anything remaining in the buffer
myRRD.update()
# Let's set up the objects that will be added to the graph
def1 = DEF(rrdfile=myRRD.filename, vname='myspeed', dsName=ds1.name)
vdef1 = VDEF(vname='myavg', rpn='%s,AVERAGE' % def1.vname)
area1 = AREA(defObj=def1, color='#FFA902', legend='Raw Data')
line1 = LINE(defObj=vdef1, color='#01FF13', legend='Average', stack=True)
# Let's configure some custom colors for the graph
ca = ColorAttributes()
ca.back = '#333333'
ca.canvas = '#333333'
ca.shadea = '#000000'
ca.shadeb = '#111111'
ca.mgrid = '#CCCCCC'
ca.axis = '#FFFFFF'
ca.frame = '#AAAAAA'
ca.font = '#FFFFFF'
ca.arrow = '#FFFFFF'
myRRD.bufferValue('920806200', '12373')
myRRD.bufferValue('920806500', '12383')
myRRD.update()
myRRD.bufferValue('920806800', '12393')
myRRD.bufferValue('920807100', '12399')
myRRD.bufferValue('920807400', '12405')
myRRD.bufferValue('920807700', '12411')
myRRD.bufferValue('920808000', '12415')
myRRD.bufferValue('920808300', '12420')
myRRD.bufferValue('920808600', '12422')
myRRD.bufferValue('920808900', '12423')
myRRD.update()
from pyrrd.graph import DEF, CDEF, VDEF, LINE, AREA, GPRINT
def1 = DEF(rrdfile=myRRD.filename, vname='myspeed', dsName=dataSource.name)
cdef1 = CDEF(vname='kmh', rpn='%s,3600,*' % def1.vname)
cdef2 = CDEF(vname='fast', rpn='kmh,100,GT,kmh,0,IF')
cdef3 = CDEF(vname='good', rpn='kmh,100,GT,0,kmh,IF')
vdef1 = VDEF(vname='mymax', rpn='%s,MAXIMUM' % def1.vname)
vdef2 = VDEF(vname='myavg', rpn='%s,AVERAGE' % def1.vname)
line1 = LINE(value=100, color='#990000', legend='Maximum Allowed')
area1 = AREA(defObj=cdef3, color='#006600', legend='Good Speed')
area2 = AREA(defObj=cdef2, color='#CC6633', legend='Too Fast')
line2 = LINE(defObj=vdef2, color='#000099', legend='My Average', stack=True)
gprint1 = GPRINT(vdef2, '%6.2lf kph')
from pyrrd.graph import ColorAttributes
ca = ColorAttributes()
ca.back = '#333333'
def graph_connection(self, period='day'):
def1 = DEF(rrdfile=self.rrdfile, vname='connections', dsName="connections", cdef="AVERAGE")
def2 = DEF(rrdfile=self.rrdfile, vname='reading', dsName="reading", cdef="AVERAGE")
def3 = DEF(rrdfile=self.rrdfile, vname='writing', dsName="writing", cdef="AVERAGE")
def4 = DEF(rrdfile=self.rrdfile, vname='waiting', dsName="waiting", cdef="AVERAGE")
# TOTAL
vdef1 = VDEF(vname='max', rpn='connections,MAXIMUM')
vdef2 = VDEF(vname='avg', rpn='connections,AVERAGE')
vdef3 = VDEF(vname='last', rpn='connections,LAST')
vdef4 = VDEF(vname='min', rpn='connections,MINIMUM')
line1 = LINE(1, defObj=def1, color='#22FF22', legend='Total')
gprint1 = GPRINT(vdef1, "Max\\: %5.1lf %S")
gprint2 = GPRINT(vdef2, "Avg\\: %5.1lf %S")
gprint3 = GPRINT(vdef3, "Current\\: %5.1lf %S")
gprint4 = GPRINT(vdef4, "Min\\: %5.1lf %S\\n")
# READING
reading_vdef1 = VDEF(vname='rmax', rpn='reading,MAXIMUM')
reading_vdef2 = VDEF(vname='ravg', rpn='reading,AVERAGE')
reading_vdef3 = VDEF(vname='rlast', rpn='reading,LAST')
reading_vdef4 = VDEF(vname='rmin', rpn='reading,MINIMUM')
line2 = LINE(1, defObj=def2, color='#0022FF', legend='Reading')
reading_gprint1 = GPRINT(reading_vdef1, "Max\\: %5.1lf %S")
reading_gprint2 = GPRINT(reading_vdef2, "Avg\\: %5.1lf %S")
reading_gprint3 = GPRINT(reading_vdef3, "Current\\: %5.1lf %S")
reading_gprint4 = GPRINT(reading_vdef4, "Min\\: %5.1lf %S\\n")
# writing
writing_vdef1 = VDEF(vname='wmax', rpn='writing,MAXIMUM')
writing_vdef2 = VDEF(vname='wavg', rpn='writing,AVERAGE')
writing_vdef3 = VDEF(vname='wlast', rpn='writing,LAST')
writing_vdef4 = VDEF(vname='wmin', rpn='writing,MINIMUM')
line3 = LINE(1, defObj=def3, color='#FF0000', legend='Writing')
writing_gprint1 = GPRINT(writing_vdef1, "Max\\: %5.1lf %S")
writing_gprint2 = GPRINT(writing_vdef2, "Avg\\: %5.1lf %S")
writing_gprint3 = GPRINT(writing_vdef3, "Current\\: %5.1lf %S")
writing_gprint4 = GPRINT(writing_vdef4, "Min\\: %5.1lf %S\\n")
# WAITING
waiting_vdef1 = VDEF(vname='wamax', rpn='waiting,MAXIMUM')
waiting_vdef2 = VDEF(vname='waavg', rpn='waiting,AVERAGE')
waiting_vdef3 = VDEF(vname='walast', rpn='waiting,LAST')
waiting_vdef4 = VDEF(vname='wamin', rpn='waiting,MINIMUM')
line4 = LINE(1, defObj=def4, color='#00AAAA', legend='Waiting')
waiting_gprint1 = GPRINT(waiting_vdef1, "Max\\: %5.1lf %S")
waiting_gprint2 = GPRINT(waiting_vdef2, "Avg\\: %5.1lf %S")
waiting_gprint3 = GPRINT(waiting_vdef3, "Current\\: %5.1lf %S")
waiting_gprint4 = GPRINT(waiting_vdef4, "Min\\: %5.1lf %S\\n")
ca = ColorAttributes()
ca.back = '#333333'
ca.canvas = '#333333'
ca.shadea = '#000000'
ca.shadeb = '#111111'
ca.mgrid = '#CCCCCC'
ca.axis = '#FFFFFF'
ca.frame = '#AAAAAA'
ca.font = '#FFFFFF'
ca.arrow = '#FFFFFF'
img = "connection-%s.png" % period
imgname = self.static_path +"/"+ img
start = '-1'+period
g = Graph(imgname, imgformat='PNG', step=start, vertical_label='connections', color=ca, width=700, height=150)
g.data.extend([def1, vdef1, vdef2, vdef3, vdef4, line1, gprint1, gprint2, gprint3, gprint4])
g.data.extend([def2, reading_vdef1, reading_vdef2, reading_vdef3, reading_vdef4, line2, reading_gprint1, reading_gprint2, reading_gprint3, reading_gprint4])
g.data.extend([def3, writing_vdef1, writing_vdef2, writing_vdef3, writing_vdef4, line3, writing_gprint1, writing_gprint2, writing_gprint3, writing_gprint4])
g.data.extend([def4, waiting_vdef1, waiting_vdef2, waiting_vdef3, waiting_vdef4, line4, waiting_gprint1, waiting_gprint2, waiting_gprint3, waiting_gprint4])
g.write()
def drawgraph(req, graphid):
now = int(time.time())
ginfo = Rrdgraph.objects.get(pk=graphid)
gobjects = GraphItems.objects.filter(graph__id=graphid).order_by('seq')
gitems = []
secondsago = secsago(req)
if secondsago == 0:
secondsago = 3600
# secsago = ginfo.timespan
end = int(req.GET.get('end', now))
start = int(req.GET.get('start', end - secondsago))
for gobject in gobjects: #cycle through graph items...need to order this above
if gobject.itemtype == 'S': #Handle Static RRD DataSources
rootdir = gobject.rrdds.rootdir.path
subpath = gobject.rrdds.subpath
rrdds = gobject.rrdds.ds
filename = rootdir + '/' + gobject.rrdds.subpath
rra = gobject.rra
namesuff = str(gobject.seq)
legendtext = subpath+" "+rrdds+" "+rra+ " "
gitems.append(DEF(rrdfile=filename, vname='d'+namesuff, dsName=rrdds))
gitems.append(CDEF(vname='c'+namesuff, rpn='%s' % 'd'+namesuff))
linetype = gobject.linetype.upper()
mycolor = '#' + gobject.color + gobject.transparency
if linetype == 'A':
gitems.append(AREA(value='c'+namesuff, color=mycolor, legend=legendtext, stack=gobject.stack))
elif linetype[:1] == 'L':
gitems.append(LINE(linetype[-1:], 'c'+namesuff, color=mycolor, legend=legendtext, stack=gobject.stack))
else:
gitems.append(LINE(0, 'c'+namesuff, color=mycolor, legend=legendtext, stack=gobject.stack))
if gobject.itemtype == 'R': #Handle Regex
regtextarr = gobject.option_text.rsplit(' ',2)
rrddslist = Rrdfiles.objects.filter(rootdir__name__regex=regtextarr[0]).filter(subpath__regex=regtextarr[1]).filter(ds__regex=regtextarr[2])
i = 0
colors = []
colorset = GraphItemColorCycleColor.objects.filter(name='weeee').order_by('seq')
for x in colorset:
colors.append(str('#' + x.color))
for rrdds in rrddslist:
rootdir = rrdds.rootdir.path
subpath = rrdds.subpath
rrdds = rrdds.ds
filename = rootdir + subpath
rra = gobject.rra
linetype = gobject.linetype.upper()
mycolor = colors[i % len(colors)]
namesuff = str(gobject.seq) + '_' + str(i)
legendtext = subpath+" "+rrdds+" ("+rra+ ") "
gitems.append(DEF(rrdfile=filename, vname='d'+namesuff, dsName=rrdds))
gitems.append(CDEF(vname='c'+namesuff, rpn='%s' % 'd'+namesuff))
if linetype == 'A':
gitems.append(AREA(value='c'+namesuff, color=mycolor, legend=legendtext, stack=gobject.stack))
elif linetype[:1] == 'L':
gitems.append(LINE(linetype[-1:], 'c'+namesuff, color=mycolor, legend=legendtext, stack=gobject.stack))
else:
gitems.append(LINE(0, 'c'+namesuff, color=mycolor, legend=legendtext, stack=gobject.stack))
prnFmt = '%6.2lf'
vdef = VDEF(vname='va'+namesuff, rpn='%s,AVERAGE' % ('d'+namesuff) )
gitems.append(vdef)
gitems.append(GPRINT(vdef, ('Avg\:'+prnFmt)))
vdef = VDEF(vname='vn'+namesuff, rpn='%s,MINIMUM' % ('d'+namesuff) )
gitems.append(vdef)
gitems.append(GPRINT(vdef, ('Min\:'+prnFmt)))
vdef = VDEF(vname='vx'+namesuff, rpn='%s,MAXIMUM' % ('d'+namesuff) )
gitems.append(vdef)
gitems.append(GPRINT(vdef, ('Max\:'+prnFmt)))
vdef = VDEF(vname='vl'+namesuff, rpn='%s,LAST' % ('d'+namesuff) )
gitems.append(vdef)
gitems.append(GPRINT(vdef, ('LAST\:'+prnFmt+'\\n')))
#gitems.append(COMMENT('\\n', False))
i = i + 1
if gobject.itemtype == 'C': #Handle Custom CDEFS
pass
if gobject.itemtype == 'V': #Handle Custom VDEFs
pass
cs = req.GET.get('cs', ginfo.gcolorscheme)
colsch = GraphColorScheme.objects.get(pk=cs)
ca = ColorAttributes()
ca.back = '#' + colsch.cback + colsch.tback
ca.canvas = '#' + colsch.ccanvas + colsch.tcanvas
ca.shadea = '#' + colsch.cshadea + colsch.tshadea
ca.shadeb = '#' + colsch.cshadeb + colsch.tshadeb
ca.mgrid = '#' + colsch.cmgrid + colsch.tmgrid
ca.axis = '#' + colsch.caxis + colsch.taxis
ca.frame = '#' + colsch.cframe + colsch.tframe
ca.font = '#' + colsch.cfont + colsch.tfont
ca.arrow = '#' + colsch.carrow + colsch.tarrow
#make a pyrrd Graph object, destination standard out (-)
g = Graph('-', imgformat='png', start=start, end=end, color=ca, vertical_label='"'+ginfo.vertical_label+'"')
#populate it with our url params, defaulting to Rrdgraph instance (ginfo) options
fullsizemode = req.GET.get('fullsizemode')
if (fullsizemode in ['0', 'False' , 'false', 'no', 'No']):
g.full_size_mode = False
else:
g.full_size_mode = True
graphonly = req.GET.get('graphonly')
if (graphonly in ['1', 'True' , 'true', 'yes']):
g.only_graph = True
noleg = req.GET.get('nolegend')
if (noleg in ['1', 'True' , 'true', 'yes']):
g.no_legend = True
log = req.GET.get('logarithmic')
if (log in ['1', 'True' , 'true', 'yes', 'Yes']):
g.logarithmic = True
elif (log in ['0', 'False' , 'false', 'no', 'No']):
g.logarithmic = False
else:
g.logarithmic = getattr(ginfo, 'logarithmic', False)
g.disable_rrdtool_tags = True
g.height = req.GET.get('height', 600)
g.width = req.GET.get('width', 1200)
g.title = '"'+ginfo.name+'"'
g.data.extend(gitems) #write in our gitems we generated
a = g.write() #gets the binary image finally
#minetype #just a thing to cause an error and debug
return HttpResponse(a,mimetype="image/png")
counter += 1
val1 = dsNames.get(ds1.name) or 'U'
val2 = dsNames.get(ds2.name) or 'U'
val3 = dsNames.get(ds3.name) or 'U'
val4 = dsNames.get(ds4.name) or 'U'
# Add the values
myRRD.bufferValue(time, val1, val2, val3, val4)
# Lets update the RRD/purge the buffer ever 100 entires
if counter % 100 == 0:
myRRD.update(debug=False)
# Add anything remaining in the buffer
myRRD.update(debug=False)
# Let's set up the objects that will be added to the graph
def1 = DEF(rrdfile=myRRD.filename, vname='in', dsName=ds1.name)
def2 = DEF(rrdfile=myRRD.filename, vname='out', dsName=ds2.name)
# Here we're just going to mulitply the in bits by 100, solely for
# the purpose of display
cdef1 = CDEF(vname='hundredin', rpn='%s,%s,*' % (def1.vname, 100))
cdef2 = CDEF(vname='negout', rpn='%s,-1,*' % def2.vname)
area1 = AREA(defObj=cdef1, color='#FFA902', legend='Bits In')
area2 = AREA(defObj=cdef2, color='#A32001', legend='Bits Out')
# Let's configure some custom colors for the graph
ca = ColorAttributes()
ca.back = '#333333'
ca.canvas = '#333333'
ca.shadea = '#000000'
ca.shadeb = '#111111'
ca.mgrid = '#CCCCCC'