node_hierarchy/node_hierarchy.py

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Python
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2015-12-22 22:59:50 +01:00
#!/usr/bin/python
# -*- coding: utf-8 -
#Imports:
import json
from graph import Graph
class NodeHierarchy:
def __init__(self, nodesFile, graphFile, dataPath = './', printStatus = False, targets = None):
self.printStatus = printStatus
self.targets = targets
self.nodesData = self.__getFile__(nodesFile)
self.graphData = self.__getFile__(graphFile)
self.dataPath = dataPath
self.graph = Graph(self.nodesData, self.graphData)
if self.targets == None:
self.writeConfigFiles(self.graph.nodes_list,"all")
else:
nodes = {}
for k,v in self.targets.iteritems():
nodes = self.graph.getNodeCloudsIn(v)
self.writeConfigFiles(nodes,k)
nodes = {}
def __getFile__(self, nodesFile):
if nodesFile.startswith('https://') or nodesFile.startswith('http://'):
if self.printStatus:
print "Download node.json from URL: " + nodesFile
resource = urllib.urlopen(nodesFile)
else:
if self.printStatus:
print "Open node.json file: " + nodesFile
resource = open(nodesFile)
data = json.loads(resource.read())
resource.close()
return data
def writeConfigFiles(self,nodes_level, name):
maxDepth = self.maxDepth(nodes_level)
for i in range(0,maxDepth):
content = 'geo $switch {\n\tdefault\t0;'
f = open(self.dataPath+'/'+name+'_node_level'+str(i),'w')
for node in nodes_level.itervalues():
if node.stepsToVpn == i:
if node.ipv6 and node.hostname:
content += '\n\t'+node.ipv6+'\t1;\t #'+node.hostname
#else:
# print node.nodeid
content += '\n}'
f.write(content.encode('utf8'))
f.close()
def maxDepth(self, nodes):
maxDepth = 0
for v in nodes.itervalues():
if v.stepsToVpn > maxDepth:
maxDepth = v.stepsToVpn
return maxDepth+1
targets = {
'muenster' : [
{'city' : u'Münster'},
{'county' : u'Münster'}
],
'kreis_warendorf' : [
{'county' : u'Kreis Warendorf'}
],
'kreis_coesfeld' : [
{'county' : u'Kreis Coesfeld'}
],
'kreis_steinfurt_west' : [
{'town' : u'48565'},
{'village' : u'Wettringen'},
{'town' : u'Ochtrup'},
{'village' : u'Metelen'},
{'town' : u'Horstmar'},
{'village' : u'Laer'},
{'village' : u'Nordwalde'},
{'village' : u'Altenberge'}
],
'kreis_steinfurt_ost' : [
{'town' : u'Emsdetten'},
{'town' : u'Neuenkirchen'},
{'town' : u'Rheine'},
{'town' : u'Greven'},
{'village' : u'Ladbergen'},
{'town' : u'Lengerich'},
{'town' : u'Tecklenburg'},
{'village' : u'Lienen'},
]
}
ds = NodeHierarchy(nodesFile = 'nodes.json', graphFile = 'graph.json', printStatus = True, dataPath = './results/', targets = targets)