#!/bin/sh
#
# /etc/auto.intra (0755): workstation autofs configuration
#
# Linux autofs script to determine and mount known available mount points
#

PARAMS="-fstype=nfs,rw,bg,soft,intr,nosuid,rsize=8192,wsize=8192,proto=tcp,vers=3 -strict"
SERVER="192.168.1.1"

# Determine that we are accessing known mount points
if [ "$SERVER" != "$1" ]
then
  exit 1
fi

# $SERVER is also the default gateway in our intranet
GW=`route -n | grep ^0.0.0.0 | awk '{print $2}'`
if [ "$SERVER" != "$GW" ]
then
  exit 1
fi

# Determine available mount points
AVAIL=`showmount --no-headers -e $SERVER | awk '{print $1}' | tr '\n' ' '`

if [ -z "$AVAIL" ]
then
  exit 1
fi

# Output mount points in correct format
echo -n $PARAMS
for a in $AVAIL
do
  echo -n " $a $SERVER:$a"
done
echo