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ntdata.py
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ntdata.py
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#encoding: utf-8
from utils import genkey,ntsha1,autodir
import pycabinet
import os
def tchfiles(datapath):
return [os.path.join( autodir(datapath), "%s.tch" % genkey(datapath)),]
def safefloat(n):
try:
return float(n)
except:
if n==None:return 0
return n
class NTData(object):
"""
Network traffic data
"""
def __init__(self, datapath):
self.path = datapath
self.datapath = tchfiles(datapath)
self.data = {}
def __setitem__(self,k,v):
self.data[k]=v
def __getitem__(self,k):
if len(self.datapath)==1:
return safefloat(pycabinet.get(self.datapath[0],k))
return [safefloat(pycabinet.get(db,k)) for db in self.datapath]
def __str__(self):
return str(self.datapath)
def save(self):
for k,v in self.data.items():
if len(self.datapath)==1:
pycabinet.put(self.datapath[0],str(k),str(v))
else:
for db in self.datapath:
pycabinet.put(db,str(k),str(v))
if __name__ == '__main__':
print "finddb ZX|静安-广州",finddb("ZX|静安-广州",[])
print "finddb ZX|静安-广州|Gi-5/2 Traffic Out|d",finddb("ZX|静安-广州|Gi-5/2 Traffic Out|d",[])
d=NTData("ZX|静安-广州|Gi-5/2 Traffic Out|d")
d["2009-05-09 17:00:00"] = 125.2
d["2009-05-09 17:05:00"] = 130
d.save()
d1=NTData("ZX|静安-广州|Gi-5/2 Traffic In|d")
d1["2009-05-09 17:00:00"] = 100.2
d1["2009-05-09 17:05:00"] = 110.4
d1.save()
assert d["2009-05-09 17:00:00"]=="125.2"
assert d1["2009-05-09 17:05:00"]=="110.4"
d3 = NTData("mc|conf")
print "mc|conf datapath",d3.datapath
d3["XD_JA_xxx"] = "123"
d3.save()
print "mc|conf XD_JA_xxx",d3["XD_JA_xxx"]
assert d3["XD_JA_xxx"]=="123"