Just another Command Line junkie blog

 1 #/usr/bin/python2.5
 2 import pyparsing as pp
 3 import calendar
 4 
 5 atftpd_log_path = './atftpd.log'
 6 
 7 tftp_files = ('file1', 'file2', 'file3')
 8 
 9 def parse_atftpd_log(cfgpath):
10     month_abbr = pp.oneOf(list(calendar.month_abbr))
11     time = pp.Combine(pp.Word(pp.nums,exact=2) + (":" + pp.Word(pp.nums,exact=2))*2)
12     date = month_abbr + pp.Word(pp.nums,exact=2) + time
13 
14     server_host = pp.Word(pp.alphanums + '-')
15     process = pp.Word(pp.printables)
16 
17     file = pp.oneOf(tftp_files)("file")
18     ip = pp.Combine((pp.Word(pp.nums) +pp.Literal('.')) * 3 + pp.Word(pp.nums))("ip_address")
19 
20     atftpd_entry = date + server_host + process + pp.Literal('Serving') +\
21                     file + pp.Literal('to') + ip + pp.Combine(':' + pp.Word(pp.nums))
22 
23     f = open(cfgpath, 'rb')
24     ppresults = atftpd_entry.scanString(''.join(f.readlines()))
25     f.close()
26 
27     res = {}
28     for result in ppresults:
29         if res.has_key(result[0].ip_address) and result[0].file not in res[result[0].ip_address]:
30             res[result[0].ip_address].append(result[0].file)
31         else:
32             res[result[0].ip_address] = [result[0].file]
33     return res
34 
35 tftp_hosts =  parse_atftpd_log(atftpd_log_path)
36 
37 for h in tftp_hosts.iterkeys():
38     print h + '\t' + ', '.join(tftp_hosts[h])