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 _generate_table(self):
"""
FOR INTERNAL USE ONLY
This generates an RRD VDEF and GPRINT object for every CDEF object
and saves them in the list self._vdefs and self._gprints.
"""
def_count = 0
self._vdefs = []
self._gprints = []
for (cdef_vname, metadata_key) in self._cdef_map.items():
cdef_opts = self._metadata[metadata_key]
if cdef_opts['cf'] == "average":
vdef = VariableDefinition(
vname="vdef_" + str(def_count),
rpn="%s,%s" %
(cdef_vname + "_" + str(def_count), "AVERAGE"))
gprint_label = gettext("Avg")
vdef_last = VariableDefinition(
vname="vdef_last_" + str(def_count),
rpn="%s,%s" % (cdef_vname + "_" + str(def_count), "LAST"))
self._vdefs.append(vdef_last)
if cdef_opts[
'data_source'] not in settings.DATA_SOURCES_WITHOUT_SUMMARY:
self._gprints.append(GPRINT(vdef_last, 'Last %0.1lf'))
# Draw min and max as area
if cdef_opts['cf'] == "max":
vdef = VariableDefinition(
vname="vdef_" + str(def_count),
rpn="%s,%s" %
(cdef_vname + "_" + str(def_count), "MAXIMUM"))
gprint_label = gettext("Max")
elif cdef_opts['cf'] == "min":
vdef = VariableDefinition(
vname="vdef_" + str(def_count),
rpn="%s,%s" %
(cdef_vname + "_" + str(def_count), "MINIMUM"))
gprint_label = gettext("Min")
# create table
if vdef and cdef_opts[
'data_source'] not in settings.DATA_SOURCES_WITHOUT_SUMMARY:
self._vdefs.append(vdef)
self._gprints.append(GPRINT(vdef, gprint_label + ' %0.1lf'))
def_count += 1
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()
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'
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 = "/tmp/rrdgraph.png"
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")