diff options
Diffstat (limited to 'trunk/src/examples/dhcpd_leases_parser.py')
| -rw-r--r-- | trunk/src/examples/dhcpd_leases_parser.py | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/trunk/src/examples/dhcpd_leases_parser.py b/trunk/src/examples/dhcpd_leases_parser.py deleted file mode 100644 index 145e6ea..0000000 --- a/trunk/src/examples/dhcpd_leases_parser.py +++ /dev/null @@ -1,87 +0,0 @@ -#
-# dhcpd_leases_parser.py
-#
-# Copyright 2008, Paul McGuire
-#
-# Sample parser to parse a dhcpd.leases file to extract leases
-# and lease attributes
-#
-# format ref: http://www.linuxmanpages.com/man5/dhcpd.leases.5.php
-#
-
-sample = r"""\
-# All times in this file are in UTC (GMT), not your local timezone. This is
-# not a bug, so please don't ask about it. There is no portable way to
-# store leases in the local timezone, so please don't request this as a
-# feature. If this is inconvenient or confusing to you, we sincerely
-# apologize. Seriously, though - don't ask.
-# The format of this file is documented in the dhcpd.leases(5) manual page.
-# This lease file was written by isc-dhcp-V3.0.4
-
-lease 192.168.0.250 {
- starts 3 2008/01/23 17:16:41;
- ends 6 2008/02/02 17:16:41;
- tstp 6 2008/02/02 17:16:41;
- binding state free;
- hardware ethernet 00:17:f2:9b:d8:19;
- uid "\001\000\027\362\233\330\031";
-}
-lease 192.168.0.198 {
- starts 1 2008/02/04 13:46:55;
- ends never;
- tstp 1 2008/02/04 17:04:14;
- binding state free;
- hardware ethernet 00:13:72:d3:3b:98;
- uid "\001\000\023r\323;\230";
-}
-lease 192.168.0.239 {
- starts 3 2008/02/06 12:12:03;
- ends 4 2008/02/07 12:12:03;
- tstp 4 2008/02/07 12:12:03;
- binding state free;
- hardware ethernet 00:1d:09:65:93:26;
-}
-"""
-
-from pyparsing import *
-import datetime,time
-
-LBRACE,RBRACE,SEMI,QUOTE = map(Suppress,'{};"')
-ipAddress = Combine(Word(nums) + ('.' + Word(nums))*3)
-hexint = Word(hexnums,exact=2)
-macAddress = Combine(hexint + (':'+hexint)*5)
-hdwType = Word(alphanums)
-
-yyyymmdd = Combine((Word(nums,exact=4)|Word(nums,exact=2))+
- ('/'+Word(nums,exact=2))*2)
-hhmmss = Combine(Word(nums,exact=2)+(':'+Word(nums,exact=2))*2)
-dateRef = oneOf(list("0123456"))("weekday") + yyyymmdd("date") + \
- hhmmss("time")
-
-def utcToLocalTime(tokens):
- utctime = datetime.datetime.strptime("%(date)s %(time)s" % tokens,
- "%Y/%m/%d %H:%M:%S")
- localtime = utctime-datetime.timedelta(0,time.timezone,0)
- tokens["utcdate"],tokens["utctime"] = tokens["date"],tokens["time"]
- tokens["localdate"],tokens["localtime"] = str(localtime).split()
- del tokens["date"]
- del tokens["time"]
-dateRef.setParseAction(utcToLocalTime)
-
-startsStmt = "starts" + dateRef + SEMI
-endsStmt = "ends" + (dateRef | "never") + SEMI
-tstpStmt = "tstp" + dateRef + SEMI
-tsfpStmt = "tsfp" + dateRef + SEMI
-hdwStmt = "hardware" + hdwType("type") + macAddress("mac") + SEMI
-uidStmt = "uid" + QuotedString('"')("uid") + SEMI
-bindingStmt = "binding" + Word(alphanums) + Word(alphanums) + SEMI
-
-leaseStatement = startsStmt | endsStmt | tstpStmt | tsfpStmt | hdwStmt | \
- uidStmt | bindingStmt
-leaseDef = "lease" + ipAddress("ipaddress") + LBRACE + \
- Dict(ZeroOrMore(Group(leaseStatement))) + RBRACE
-
-for lease in leaseDef.searchString(sample):
- print(lease.dump())
- print(lease.ipaddress,'->',lease.hardware.mac)
- print()
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