source: genesis/nodes/rogue.py@ 5101

Last change on this file since 5101 was 5101, checked in by lodewijk, 19 years ago

bekijk of er adressen gepropageerd worden door lvrouted die niet in genesis
staan

File size: 1.1 KB
Line 
1# gegeven een lvrouted.mytree, kijk of alle adressen daarin wel in genesis
2# staan.
3
4# lodewijk@wirelessleiden.nl
5import popen2
6import re
7import sys
8
9size = 30
10if len(sys.argv) > 1:
11 size = int(sys.argv[1])
12numaddrs = 1 << (32 - size)
13
14ipre = re.compile("^IP=(172\.16\.[0-9]+\.[0-9]+)/([0-9]+) *")
15
16def parseaddr(s):
17 f = s.split('.')
18 return (long(f[0]) << 24L) + \
19 (long(f[1]) << 16L) + \
20 (long(f[2]) << 8L) + \
21 long(f[3])
22
23def showaddr(a):
24 return "%d.%d.%d.%d" % ((a >> 24) & 0xff, (a >> 16) & 0xff, (a >> 8) & 0xff, a & 0xff)
25
26bezet = {}
27
28(cout, cin) = popen2.popen2("cat */wleiden.conf | grep ^IP | grep 172.16\...*\/[28\|29\|30]")
29cin.close()
30for l in cout.readlines():
31 l = l[:-1]
32 match = ipre.match(l)
33 if match == None:
34 print "'" + l + "'"
35 addr = parseaddr(match.group(1))
36 mask = int(match.group(2))
37 addr = addr & ~((1 << (32 - mask)) - 1)
38 upper = addr + (1 << (32 - mask))
39 while addr < upper:
40 bezet[addr] = 1
41 addr = addr + 1
42
43for line in open('lvrouted.mytree').readlines():
44 line = line.strip()
45 addr = parseaddr(line)
46 if addr > 0xac110000:
47 continue
48 if not bezet.has_key(addr):
49 print line
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