Last change
on this file since 11701 was 8615, checked in by rick, 14 years ago |
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File size:
1.1 KB
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1 | # gegeven een lvrouted.mytree, kijk of alle adressen daarin wel in genesis
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2 | # staan.
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3 |
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4 | # lodewijk@wirelessleiden.nl
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5 | import popen2
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6 | import re
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7 | import sys
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8 |
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9 | size = 30
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10 | if len(sys.argv) > 1:
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11 | size = int(sys.argv[1])
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12 | numaddrs = 1 << (32 - size)
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13 |
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14 | ipre = re.compile("^IP=(172\.16\.[0-9]+\.[0-9]+)/([0-9]+) *")
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15 |
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16 | def parseaddr(s):
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17 | f = s.split('.')
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18 | return (long(f[0]) << 24L) + \
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19 | (long(f[1]) << 16L) + \
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20 | (long(f[2]) << 8L) + \
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21 | long(f[3])
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22 |
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23 | def showaddr(a):
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24 | return "%d.%d.%d.%d" % ((a >> 24) & 0xff, (a >> 16) & 0xff, (a >> 8) & 0xff, a & 0xff)
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25 |
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26 | bezet = {}
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27 |
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28 | (cout, cin) = popen2.popen2("cat */wleiden.conf | grep ^IP | grep 172.16\...*\/[28\|29\|30]")
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29 | cin.close()
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30 | for l in cout.readlines():
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31 | l = l[:-1]
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32 | match = ipre.match(l)
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33 | if match == None:
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34 | print "'" + l + "'"
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35 | addr = parseaddr(match.group(1))
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36 | mask = int(match.group(2))
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37 | addr = addr & ~((1 << (32 - mask)) - 1)
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38 | upper = addr + (1 << (32 - mask))
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39 | while addr < upper:
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40 | bezet[addr] = 1
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41 | addr = addr + 1
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42 |
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43 | for line in open('lvrouted.mytree').readlines():
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44 | line = line.strip()
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45 | addr = parseaddr(line)
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46 | if addr > 0xac110000:
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47 | continue
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48 | if not bezet.has_key(addr):
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49 | print line
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50 |
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