#!/bin/bash
# SYNOPSIS
#	check_openvault <# DCPs>
#
# DESCRIPTION
#	This NAGIOS plugin checks whether: 1) openvault is running,
#	2) at least 1 LCP is active, and 2) the number of active
#	DCPs is equal to the value supplied as an argument.
#
# AUTHOR
#	Wayne.Mallett@jcu.edu.au

OK=0
WARN=1
CRITICAL=2
PATH="/bin:/sbin:/usr/bin:/usr/sbin"

if [ $# -ne 1 ] ; then
  echo ""
  echo "SYNOPSIS"
  echo "	check_openvault <# DCPs>"
  echo ""
  echo "DESCRIPTION"
  echo "	This NAGIOS plugin checks whether: 1) openvault is running,"
  echo "	2) at least 1 LCP is active, and 2) the number of active"
  echo "	DCPs is equal to the value supplied as an argument."
  echo ""
  exit 1
fi

cat >/tmp/ovCheck <<EOF
#!/bin/bash
if [ \`ps -C ovroot | wc -l\` -lt 2 ] ; then
  echo "ovr"
  exit 0
fi
if [ \`ps -e | grep LCP | wc -l\`  -lt 1 ] ; then
  echo "lcp"
  exit 0
fi
NDCP=\`ps -e | grep DCP | wc -l\`
if [ \$NDCP -lt 1 ] ; then
  echo "dcp"
  exit 0
elif [ \$NDCP -lt $1 ] ; then
  echo "DCP"
  exit 0
fi
echo "OK"
exit 0
EOF

chmod u+x /tmp/ovCheck
info=`/tmp/ovCheck`

if   [ "$info" = "ovr" ] ; then
  echo "OPENVAULT CRITICAL:  ovroot not running!"
  exit $CRITICAL
elif [ "$info" = "lcp" ] ; then
  echo "OPENVAULT CRITICAL:  LCP client not running!"
  exit $CRITICAL
elif [ "$info" = "dcp" ] ; then
  echo "OPENVAULT CRITICAL:  No DCP clients running!"
  exit $CRITICAL
elif [ "$info" = "DCP" ] ; then
  echo "OPENVAULT WARNING:  Some DCP clients are not running!"
  exit $WARN
else
  echo "OPENVAULT OK:   All process are running.\n";
  exit $OK
fi