#!/bin/bash
#
# Green Grid: Install Script
# Chris Hughes (chris.hughes@dartmouth.edu)
# 06/29/04
#
#
# Removed Chris' note
#

# Version number
VERSION="0.7"

# This is a hack....Systems that don't have GCC 3.x might have problems...
LD_LIBRARY_PATH=/afs/@cell/usr/pkg/gcc/lib; export LD_LIBRARY_PATH

# Location of temporary file to use for Green Grid install log
TMPFILE="/tmp/$$.tmp"

# Default behavior is a client install
GG_HOME="${HOME}/GreenGrid"; export GG_HOME

# Require tools (tar, wget, python, mail). These need to be in your PATH for
# this script to work correctly. These are just the names of binaries
REQ_TOOLS="tar wget python mail"

echo
echo "-----------------------------------------------------"
echo "Starting Green Grid Installation (v${VERSION})"
echo "-----------------------------------------------------"

if [ "$1" = "-server" ]; then
  echo "Performing server install!"
  GG_HOME="/usr/local/GreenGrid"
else
  echo "Performing client install!"
fi

# Check for required tools.
for TOOL in $REQ_TOOLS; do
  which ${TOOL} > /dev/null 2>&1 
  if [ "$?" != 0 ]; then
    echo "error: ${TOOL} not found in PATH"
    exit
  fi
done


# Remove GreenGrid directory if it already exists
if [ -d "${GG_HOME}" ]; then
  echo "removing found directory: ${GG_HOME}"
  rm -rf ${GG_HOME}
fi

# Create a new Green Grid Directory
mkdir ${GG_HOME}

cd ${GG_HOME}
wget -q http://grid.dartmouth.edu/pacman/pacman-current.tar.gz
tar xzf pacman-current.tar.gz

# create link to pacman
ln -s pacman-[0-9]* pacman
PATH=${PATH}:${GG_HOME}/pacman; export PATH
if ! pacman -trust-registered-caches -get Dartmouth:GreenGrid -yesyesyes; then
  echo "install aborted by user"
  exit 1
fi
typeset A=0
while [ $A != 1 ]; do

  echo;echo
  echo "-----------------------------------------------------"
  echo "Would you like to send post-install email"
  echo "containing the installed packages, kernel version,"
  echo -n "date, architecture and hostname to the Green Grid team ? (y/n) "
  read send

  if [ $send = 'y' ]; then

    echo "Green Grid Install Log" > $TMPFILE
    if [ "${1}" = "-server" ]; then
       echo "Install Type: server" >> $TMPFILE
    else
       echo "install Type: client" >> $TMPFILE
    fi
    echo "Date: `date`" >> $TMPFILE
    echo "User: `whoami`" >> $TMPFILE
    echo "Hostname: `hostname`" >> $TMPFILE
    echo "Kernel Version: `cat /proc/version`" >> $TMPFILE
    sed 's/<[^<]*>/ /g' $GG_HOME/doc/index.html >> $TMPFILE
    #cat $TMPFILE |  mail -s "Green Grid Install" chris.hughes@dartmouth.edu 
    cat $TMPFILE |  mail -s "Green Grid Install" jed.dobson@dartmouth.edu 
    rm -rf $TMPFILE

    if [ "$?" = 0 ] ; then
       echo "Email has been sent"
    else
      echo "Error: couldn't send email!"
    fi

    A=1;
  elif [ $send = "n" ]; then
    echo "Installed Complete"
    A=1;
  else
    echo "$send is not a valid answer"
  fi

done

rm -rf ${GG_HOME}/pacman-current.tar.gz     

echo "Finished install!"
echo "-----------------------------------------------------"