node_hierarchy/parser/Hopglass.py
2017-04-24 11:13:00 +02:00

85 lines
3.1 KiB
Python

from parser.JsonParser import JsonParser
import collections
import json
class Hopglass(JsonParser):
def __init__(self, filePath):
super().__init__(filePath)
self.ifIDs = {}
self.links = collections.defaultdict(dict)
self.nodes = {}
self.gatewayMacs = []
self.gateways = []
self.__aggregateData__()
# print(self.ifIDs)
# for k, v in self.links.items():
# print(k,v,'\n')
def __aggregateData__(self):
for nodeID, nodeData in self.__jsonData__.items():
# let pass nodes that provide all required informations only
if not set(('nodeinfo', 'neighbours', 'statistics')) <= set(nodeData):
continue
nodeInfo = nodeData['nodeinfo']
neighbours = nodeData['neighbours']
statistics = nodeData['statistics']
if not 'batadv' in neighbours:
continue
if not 'mesh' in nodeInfo.get('network', {}):
continue
if statistics.get('gateway', False):
self.gatewayMacs.append(statistics['gateway'])
for batID, batVal in nodeInfo['network']['mesh'].items():
if not 'interfaces' in batVal:
continue
for ifType, ifVal in batVal['interfaces'].items():
for mac in ifVal:
self.ifIDs[mac] = {
'type' : ifType,
'nodeID' : nodeID
}
self.nodes[nodeID] = nodeData
for nodeID, nodeData in self.nodes.items():
nodeData['nodeinfo']['isGateway'] = False
nodeData['nodeinfo']['isOnline'] = True # Todo: implement detection
for iname, ivalue in nodeData['neighbours']['batadv'].items():
if 'neighbours' not in ivalue:
continue
if iname in self.gatewayMacs:
nodeData['nodeinfo']['isGateway'] = True
if not iname in self.ifIDs:
continue
for nname, nvalue in ivalue['neighbours'].items():
if nname not in self.ifIDs:
continue
nifID = self.ifIDs[nname]['nodeID']
partID = (nodeID, nifID) if nodeID > nifID else (nifID, nodeID)
linkID = (iname, nname) if iname > nname else (nname, iname)
linkNode = {
'nodeID' : nodeID,
'type' : self.ifIDs[iname]['type'],
'tq' : nvalue['tq']
}
if linkID in self.links[partID]:
self.links[partID][linkID].append(linkNode)
else:
self.links[partID][linkID] = [linkNode]
def getLinksForNodeID(self, nodeID):
links = []
for link in self.links:
if link['target']['node_id'] == nodeID or link['source']['node_id'] == nodeID:
links.append(link)
return links