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lmgrd log file parser
#!/usr/bin/env python
# The script to parse a lmgrd log and give some license usage metrics
#
# Copyright (c) 2014 Grigory Rechistov <grigory.rechistov@phystech.edu>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
# EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import sys
import re
def main():
lines = []
try:
with open (sys.argv[1], "r") as inp:
lines=inp.readlines()
except IOError as e:
print e
print "Usage: %s logfile" % sys.argv[0]
return 1
vendors = set()
hosts = set()
features = set()
#ins = dict() # TODO: count IN records too.
unsupported = set()
outs = dict()
for l in lines:
# Look for lines like this:
# 15:13:02 (simics) OUT: "x86-nehalem" proskin@lucy (8 licenses)
# 15:20:27 (simics) IN: "simics" proskin@lucy
#print ">>> %s" % l
m = re.search(r'\((\w+)\)\s+OUT:\s+"(.+)"\s+([^\s]+@[^\s]+)', l)
if m:
vendor = m.group(1)
feature = m.group(2)
user = m.group(3).split("@")[0]
host = m.group(3).split("@")[1]
# Now try to get how many licenses has been acquired
m = re.search(r'\((\d+)\s+licenses\)', l)
if m: n_lic = int(m.group(1))
else: n_lic = 1
#print ">>> OUT vendor = %s, feature = %s, n_lic = %d, user = %s, host = %s" %\
#(vendor, feature, n_lic, user, host)
vendors.add(vendor)
hosts.add(host)
features.add(feature)
if not (user in outs):
outs[user] = dict()
if not (feature in outs[user]):
outs[user][feature] = n_lic
else:
outs[user][feature] = outs[user][feature] + n_lic
# Look for requests of UNSUPPORTED features.
m = re.search(r'\((\w+)\)\s+UNSUPPORTED:\s+"(.+)"\s+.*([^\s]+@[^\s]+)', l)
if m:
vendor = m.group(1)
feature = m.group(2)
user = m.group(3).split("@")[0]
host = m.group(3).split("@")[1]
print ">>> UNSUPPORTED vendor = %s, feature = %s, n_lic = %d, user = %s, host = %s" %\
(vendor, feature, n_lic, user, host)
unsupported.add(feature)
# Dump stats
print "All vendors: ", [l for l in vendors]
print "All hosts: ", [l for l in hosts]
print "All features: ", [l for l in features]
print "All users: ", outs.keys()
# Users and features they've checked out, in total
for u in outs.keys():
print "User %s total checkouts:" % u
for f in outs[u].keys():
print "{:<32} {:>5}".format(f, outs[u][f])
print ""
if len(unsupported) != 0:
print "Requested unsupported features:", [l for l in unsupported]
return 0
if __name__ == "__main__":
main()
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