#!/bin/bash
################################################################################
#
# File:         make_resolv_conf
# Description:  A script to create a valid /etc/resolv.conf
# Author:       Andrew DeFaria, California Language Labs
# Created:      Wed Jan 15 16:52:22 PST 1997
# Modified:     Wed Jan 15 16:52:22 PST 1997 (Andrew DeFaria) defaria@cup.hp.com
# Language:     Korn Shell
#
# (c) Copyright 2001, Andrew@DeFaria.com, all rights reserved
#
################################################################################
me=$(basename $0)

function usage {
  print -u2 "$me: [ <primary dns> ] [ <secondary dns> ]"
  exit 1
} # usage

# Get parameters
primary_dns="15.28.98.95                # smildon"
secondary_dns="15.0.96.86               # masher"
trierary_dns="15.13.168.80              # hparch4"

if [ $# -eq 2 ]; then
  primary_dns="$1"
  secondary_dns="$2"
elif [ $# -eq 1 ]; then
  primary_dns="$1"
fi

resolv_conf_file=/etc/resolv.conf

# Don't copy this time...
#cp $resolv_conf_file $resolv_conf_file.old

print "domain cup.hp.com"                         >  $resolv_conf_file
print "search cup.hp.com hp.com ch.apollo.hp.com" >> $resolv_conf_file
print "nameserver $primary_dns"                   >> $resolv_conf_file
print "nameserver $secondary_dns"                 >> $resolv_conf_file
print "nameserver $trierary_dns"                  >> $resolv_conf_file

# If machine runs cupmail (see root crontab) then we need to make a .local
# file.
cp $resolv_conf_file $resolv_conf_file.local

print "$me: Created new $resolv_conf_file"
#print "$me: Saved old $resolv_conf_file in $resolv_conf_file.old"