#!/bin/sh

# It is imperative to install the latest patch cluster
# prior to placing this system in production
FailureNotice() {
   echo "\n\nInstallation of the patch cluster failed."
   echo "\nMake sure to download and install the latest patch cluster from"
   echo "$URL\nbefore placing this system in production.\n"
   [ -s /tmp/8_Recommended.zip ] && rm /tmp/8_Recommended.zip
   exit 1
}
trap FailureNotice 1 2 3 15

# Check /var/tmp for adequate disk space
if [ "`df -lk /var/tmp | tail -1 | awk '{print $4}'`" -lt 425000 ] ; then
   echo "/var/tmp must have at least 425MB free to extract the patch cluster."
   exit 1
fi

# Check /tmp for adequate disk space
if [ "`df -lk /tmp | tail -1 | awk '{print $4}'`" -lt 125000 ] ; then
   echo "/tmp must have at least 125MB free to download the patch cluster."
   exit 1
fi

# Path to wget
WGET=/usr/local/bin/wget

# URL to patch cluster
URL=ftp://patches.sun.com/patchroot/clusters/8_Recommended.zip
URL_NO_DNS=ftp://192.18.108.60/patchroot/clusters/8_Recommended.zip

# Retrieve patch cluster
echo "Retrieving patch cluster...\n"
cd /tmp
[ -s 8_Recommended.zip ] && rm 8_Recommended.zip
$WGET $URL

# Active FTP failed, try other methods
[ ! -s 8_Recommended.zip ] && $WGET --passive-ftp $URL
[ ! -s 8_Recommended.zip ] && $WGET $URL_NO_DNS
[ ! -s 8_Recommended.zip ] && $WGET --passive-ftp $URL_NO_DNS

# Install patch cluster
if [ -s "8_Recommended.zip" ] ; then
   echo "Installing patch cluster. This may take several hours."
   echo "The system will be rebooted after completion."
   cd /var/tmp
   [ -d 8_Recommended ] && rm -r 8_Recommended
   unzip -qq /tmp/8_Recommended.zip
   cd 8_Recommended
   ./install_cluster -q
   # Patch cluster installation may re-enable certain services
   for SERVICE in S90wbem S73cachefs.daemon S71ldap.client
   do
      if [ -s /etc/rc2.d/${SERVICE} ] ; then
         mv /etc/rc2.d/${SERVICE} /etc/rc2.d/NO${SERVICE}
      fi
   done
   if [ -x /usr/local/fix-modes/fix-modes ] ; then
      echo "\nRunning fix-modes...\n"
      /usr/local/fix-modes/fix-modes
   fi
   echo "\nRebooting system...\n"
   shutdown -i6 -g30 -y &
else
   FailureNotice()
fi