-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathbuild_graph.py
138 lines (115 loc) · 5.72 KB
/
build_graph.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
###########################################################################
# Copyright 2015 by ACANETS Lab at University of Massachusetts Lowell #
# #
# Licensed under the Apache License, Version 2.0 (the "License"); #
# you may not use this file except in compliance with the License. #
# You may obtain a copy of the License at #
# #
# http://www.apache.org/licenses/LICENSE-2.0 #
# #
# Unless required by applicable law or agreed to in writing, software #
# distributed under the License is distributed on an "AS IS" BASIS, #
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.#
# See the License for the specific language governing permissions and #
# limitations under the License. #
###########################################################################
from sets import Set
import json
import socket
import random
#convert every hostname on the trace_path to ip address by using the socket
def path_to_ippath(trace_path=[]):
for i in range(len(trace_path)):
try:
trace_path[i] = socket.gethostbyname(trace_path[i])
except:
continue
return trace_path
#insert the trace_path into the graph
def build_graph(graph = {}, trace_path = []):
if len(trace_path) < 2:
return graph
for i in range(0, len(trace_path)):
if trace_path[i] != None and ":" in trace_path[i]:
return graph
for i in range(len(trace_path)):
if trace_path[i] == None or trace_path[i] == "reply":
continue
if graph.get(trace_path[i]) == None:
graph[trace_path[i]] = {}
graph[trace_path[i]]["type"] = []
graph[trace_path[i]]["adjacent"] = []
graph[trace_path[i]]["paths"] = []
if (i != 0) and (i != len(trace_path)-1):
if (trace_path[0] != None) and (trace_path[0] != "reply") and (trace_path[len(trace_path)-1] != None) and (trace_path[len(trace_path)-1] != "reply"):
graph[trace_path[i]]["paths"].append( {"Start":trace_path[0], "End":trace_path[len(trace_path)-1]} )
if i == 0:
graph[trace_path[i]]["type"] = "P"
if trace_path[i+1] not in graph[trace_path[i]]["adjacent"] and trace_path[i+1] != None and trace_path[i+1] != "reply":
graph[trace_path[i]]["adjacent"].append(trace_path[i+1])
elif i == len(trace_path) - 1:
graph[trace_path[i]]["type"] = "P"
if trace_path[i-1] not in graph[trace_path[i]]["adjacent"] and trace_path[i-1] != None and trace_path[i-1] != "reply":
graph[trace_path[i]]["adjacent"].append(trace_path[i-1])
else:
if graph[trace_path[i]]["type"] != "P":
graph[trace_path[i]]["type"] = "R"
if trace_path[i-1] not in graph[trace_path[i]]["adjacent"] and trace_path[i-1] != None and trace_path[i-1] != "reply":
graph[trace_path[i]]["adjacent"].append(trace_path[i-1])
if trace_path[i+1] not in graph[trace_path[i]]["adjacent"] and trace_path[i+1] != None and trace_path[i+1] != "reply":
graph[trace_path[i]]["adjacent"].append(trace_path[i+1])
return graph
#insert the trace_path into the graph, plus converting the hostname to ip address
def build_graph_IP(graph = {}, trace_path = []):
if len(trace_path) < 2:
return graph
for i in range(0, len(trace_path)):
if trace_path[i] != None and ":" in trace_path[i]:
return graph
path_to_ippath(trace_path)
for i in range(len(trace_path)):
if trace_path[i] == None or trace_path[i] == "reply":
continue
if graph.get(trace_path[i]) == None:
graph[trace_path[i]] = {}
graph[trace_path[i]]["type"] = []
graph[trace_path[i]]["adjacent"] = []
graph[trace_path[i]]["paths"] = []
if (i != 0) and (i != len(trace_path)-1):
if (trace_path[0] != None) and (trace_path[0] != "reply") and (trace_path[len(trace_path)-1] != None) and (trace_path[len(trace_path)-1] != "reply"):
graph[trace_path[i]]["paths"].append( {"Start":trace_path[0], "End":trace_path[len(trace_path)-1]} )
if i == 0:
graph[trace_path[i]]["type"] = "P"
if trace_path[i+1] not in graph[trace_path[i]]["adjacent"] and trace_path[i+1] != None and trace_path[i+1] != "reply":
graph[trace_path[i]]["adjacent"].append(trace_path[i+1])
elif i == len(trace_path) - 1:
graph[trace_path[i]]["type"] = "P"
if trace_path[i-1] not in graph[trace_path[i]]["adjacent"] and trace_path[i-1] != None and trace_path[i-1] != "reply":
graph[trace_path[i]]["adjacent"].append(trace_path[i-1])
else:
if graph[trace_path[i]]["type"] != "P":
graph[trace_path[i]]["type"] = "R"
if trace_path[i-1] not in graph[trace_path[i]]["adjacent"] and trace_path[i-1] != None and trace_path[i-1] != "reply":
graph[trace_path[i]]["adjacent"].append(trace_path[i-1])
if trace_path[i+1] not in graph[trace_path[i]]["adjacent"] and trace_path[i+1] != None and trace_path[i+1] != "reply":
graph[trace_path[i]]["adjacent"].append(trace_path[i+1])
return graph
#build the graph from a tracepaht file, the file format is jason in the form of [ [], [], [], ..., [] ]
def build_graph_from_file(file_name = ""):
graph = {}
f_handle = open(file_name, "r")
f_json = f_handle.read()
f_list = json.loads(f_json)
for trace_path in f_list:
graph = build_graph(graph, trace_path)
return graph
#build the graph from a tracepaht file, the file format is jason in the form of [ [], [], [], ..., [] ]
#plus converting the hostname to ip address
def build_graph_from_file_IP(file_name = ""):
graph = {}
f_handle = open(file_name, "r")
f_json = f_handle.read()
f_list = json.loads(f_json)
for trace_path in f_list:
graph = build_graph_IP(graph, trace_path)
return graph