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Annotation of embedaddon/thttpd/extras/syslogtocern, revision 1.1

1.1     ! misho       1: #!/bin/sh
        !             2: #
        !             3: # syslogtocern - convert thttpd syslog entries into CERN Combined Log Format
        !             4: #
        !             5: # Copyright © 1995,1998 by Jef Poskanzer <jef@mail.acme.com>.
        !             6: # All rights reserved.
        !             7: #
        !             8: # Redistribution and use in source and binary forms, with or without
        !             9: # modification, are permitted provided that the following conditions
        !            10: # are met:
        !            11: # 1. Redistributions of source code must retain the above copyright
        !            12: #    notice, this list of conditions and the following disclaimer.
        !            13: # 2. Redistributions in binary form must reproduce the above copyright
        !            14: #    notice, this list of conditions and the following disclaimer in the
        !            15: #    documentation and/or other materials provided with the distribution.
        !            16: # 
        !            17: # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
        !            18: # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            19: # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            20: # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
        !            21: # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            22: # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            23: # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            24: # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            25: # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            26: # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            27: # SUCH DAMAGE.
        !            28: 
        !            29: if [ $# -lt 1 ] ; then
        !            30:     echo "usage:  $0 logfile ..." >&2
        !            31:     exit 1
        !            32: fi
        !            33: 
        !            34: tmp1=/tmp/stc1.$$
        !            35: rm -f $tmp1
        !            36: 
        !            37: # Gather up all the thttpd entries.
        !            38: egrep -h ' thttpd\[' "$@" > $tmp1
        !            39: 
        !            40: # Figure out the current year - it's not in syslog's output.  Some versions
        !            41: # of date have the %Y directive to give the full four-digit year, but others
        !            42: # only have %y.
        !            43: year=`date +%y`
        !            44: if [ $year -gt 70 ] ; then
        !            45:     year=19$year
        !            46: else
        !            47:     year=20$year
        !            48: fi
        !            49: 
        !            50: # If the current year isn't the year that the logfile was generated, we need
        !            51: # to fix it.  This will most likely happen once a year, when this script is
        !            52: # run on January 1st for December 31st's logfile.  So, if the current month
        !            53: # is January and there are December dates in the log file, we subtract one.
        !            54: # This should cover most cases.
        !            55: if [ `date +%m` -eq 1 -a `head -1 $tmp1 | awk '{print $1}'` = "Dec" ] ; then
        !            56:     year=`echo $year - 1 | bc`
        !            57: fi
        !            58: 
        !            59: # Do access_log.
        !            60: awk < $tmp1 '{if ( NF >= 15 && $7 == "-" && $12 >= 100 && $12 < 510) print;}' |
        !            61:   sed -e "s,\([A-Z][a-z][a-z]\) \([0-9 ][0-9]\) \([0-9][0-9]:[0-9][0-9]:[0-9][0-9]\) [^ ]* thttpd\[[0-9]*\]: \([^ ]* [^ ]* [^ ]*\) \(.*\),\4 [\2/\1/${year}:\3] \5," -e 's,\[ ,[0,' > access_log
        !            62: 
        !            63: # Do error_log.
        !            64: awk < $tmp1 '{if ( ! ( NF >= 15 && $7 == "-" && $12 >= 100 && $12 < 510) ) print;}' |
        !            65:   sed -e "s,\([A-Z][a-z][a-z] [0-9 ][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9]\) [^ ]* thttpd\[[0-9]*\]: \(.*\),[\1 ${year}] \2," > error_log
        !            66: 
        !            67: # Done.
        !            68: rm -f $tmp1