#!/bin/sh
#
#  afpstat
#
# Lists status info for a netatalk/afpd server running on 
# Linux.  
#
# Must be run as superuser because the log files are not publicly
# readable.
#
# written by Jim Hart <jhart@bates.edu>
# Copyright (C) 2000 Bates College
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
# or point your web browser to
# http://www.bates.edu/Computing/gnulicense.txt
#-----------------------------------------------------------------
# Must be run as superuser.
#
# set up the raw work files
ps aux |
  grep afpd |
  grep -v grep |
  awk '$1 != "root" {print $2, $1}' |
  sort -k 1 > /tmp/afpstat1

grep 'afpd\[' /var/log/messages |
 awk '{match($5,/\[.*\]/);print substr($5,RSTART + 1, RLENGTH - 2), $0}' |
 sort -k 1 > /tmp/afpstat2

# now, join the results together by process id and print the results
join /tmp/afpstat1 /tmp/afpstat2|
 awk '
BEGIN{ OFS = "\t" 
    printf "%-9s%-16s%-16s%-13s%8s%8s\n", "username", "loginDT", "IPAddr", "ATAddr", "userID", "groupID"
    printf "%-9s%-16s%-16s%-13s%8s%8s\n", "--------", "-------", "------", "------", "------", "-------"
}
procid != $1 {
  if( procid != "" ) {
    printf "%-9s%-16s%-16s%-13s%8d%8d\n",username, loginDT, IPAddr, ATAddr, userID, groupID
  }
}
/session.*from/ {
  username = $2
  loginDT = $3 " " $4 " " $5
  if( $8 == "ASIP") {
    IPAddr = substr($11,1,index($11,":") - 1)
    ATAddr = "-"
  } else {
    ATAddr = $10
    IPAddr = "-"
  }
  procid = $1
}
$8 == "login" {
  userID = substr($11,1,length($11) - 1)
  groupID = substr($13,1,length($13) - 1)
  procid = $1
}
END {
    printf "%-9s%-16s%-16s%-13s%8d%8d\n",username, loginDT, IPAddr, ATAddr, userID, groupID
}'

# get rid of the work files
rm /tmp/afpstat*