#!/bin/sh
#
# This adminstration file contains commands that archuser should run once a
# day. A good time is somewhere around midnight, local time
#
# 1995 (c) Bunyip Information Systems Inc. 
#		written by Luc Boulianne <lucb@bunyip.com>
#
# $Id: daily.admin,v 1.4 1995/03/14 21:20:57 pedro Exp $
#
prog=$0
MAIL=/usr/ucb/Mail
PATH=/bin:/usr/bin:/usr/ucb:/usr/local/bin
export PATH

usage()
{
	cat - <<EOC
Usage: $0 [-h] [-c email-addr] [-v] 
       -h    	      this message
       -c email-addr  Email address to send a copy of the statistics report
       -v             verbose messages
EOC
	exit 1
}

restart_dirsrv ()
{
	pid=`$PS | grep dirsrv | grep -v grep | awk '{print $2}'`

	debug "kill -USR2 $pid"
	if kill -USR2 $pid ; then
		debug "dirsrv signaled to re-open log file"
	else
		echo "*WARNING* dirsrv running as root; signal ignored"
	fi
}
		

fatal()
{
  echo ""
  echo "${prog}: $1"
  exit 1
}

debug()
{
        if [ x$verbose = xy ] ; then 
                echo "$1"
        fi
}

get_home()
{
  if [ $# -ne 1 ] ; then
    fatal "get_home: bad number of arguments"
  fi
  if p=`grep "^${1}:" /etc/passwd` ; then
    echo $p | awk -F: '{print $6}'
  elif p=`ypmatch $1 passwd` ; then
    echo $p | awk -F: '{print $6}'
  else
    fatal "get_home: can't find home directory for $1"
  fi
}

abort () {
	echo "Problem with $0. Aborting";
	exit -2;
}

# Please do not change is address. 
# Use the -c flag to append additional addresses
dest="prospero-stats@archie.bunyip.com";

# Disable the users .mailrc file
MAILRC=/dev/null
export MAILRC

v="";
while [ $# -gt 0 ] ; do
    case $1 in 
 	-c) if [ $# -gt 1 ] ; then
		shift;
		dest="$dest,$1";
	    else
		echo "E-mail address required for this flag"
  		usage;
	    fi ;;
	-x) set -x;;
	-v) verbose="y";
	    v="-v";;
	-h) usage;;
	*)  echo "Unknown option [$1]";
	    usage;;
    esac
    shift
done

if gzip </dev/null >> /dev/null ; then
	gzip="y";
else
	gzip="n";
	cat - << EOC

Note: \`gzip' not found on this system. This script will run nonetheless,
however please install it if you can, as we are using some features of \`gzip'
not available to \`compress'. Bunyip can assist if you need help.

EOC
fi


osname=`uname`
rel=`uname -r | sed 's/\..*$//'`
case $osname in 
"SunOS")
        tlink="-h"
	if [ x$rel = x4 ] ; then
		PS="/bin/ps aguxwww"
	else
		PS="/usr/ucb/ps aguxwww"
	fi
	;;
"AIX")
        tlink="-L"
	PS="/bin/ps -aef"
	;;
esac

home=`get_home archie`
odirsrv=`$PS | grep dirsrv | grep -v grep | awk '{print $1}'`
debug "dirsrv owned by $odirsrv"

if [ "$odirsrv" = "root" ] ; then

    # A truly atrocious hack. Need to have a configuration script for
    # this stuff - lucb
    eval `grep '^ARCHIE_USER' ../bin/mail_stats`;

    id=`id | sed 's/(.*$//' | sed 's/^.*=//'`;
    debug "Your uid is $id"; 
    if [ $id -ne 0 ]; then 
	echo "*PROBLEM* Dirsrv is running as root. $0 must also run as root" 
	echo "*PROBLEM* Dirsrv is running as root. $0 must also run as root"|\
		$MAIL -s "Problem with $0" $ARCHIE_USER	
	exit 2;
   fi

fi

debug "Cleaning up archie log files in $home/logs"
cd $home/logs
if [ ! \( -d history -o $tlink history \) ] ; then
	mkdir history || abort
fi

# Keep 32 days of archie and email logs
f=`ls *.log`;

for l in $f; do
  $home/scripts/rotate $v -d $home/logs/history -c $l 32;
  chown archie $l;
  chgrp archie $l;
done


debug "Taking care of the prospero logs"
cd $home/pfs
if [ ! \( -d history -o $tlink history \) ] ; then
	mkdir history || abort
fi

$home/scripts/rotate $v pfs.log 
chown archie pfs.log
restart_dirsrv

# $home/scripts/eval-perf.pl < /pfs/pfs.log 
debug "Generating prospero statistics"
cat /pfs/pfs.log.* | $home/scripts/prospero-stats.pl | \
		$MAIL -s "Prospero Statistics Report" $dest
debug "Archiving prospero log"
if cat /pfs/pfs.log.* | $home/scripts/trimplog.pl $v -d /pfs/history -g $gzip ; then
	debug "Trimming prospero log"
	rm -f /pfs/pfs.log.*
fi

cd /pfs/history
debug "Clean history files older than six months"
find . -mtime +180 -print | xargs rm

# If gzip is not available, then compress the log files after 7
# days. DO NOT COMPRESS immediately. trimplog may append to an already
# existing log file. If gzip is available, compression will be automatic,
# as gzip allows concatenation of compressed items.
if [ $gzip = "n" ] ; then
	debug "Compressing archived log files older than seven days"
	find . -mtime +7 -print | xargs compress
fi