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Your IP : 3.135.206.19

Current Path : /opt/microsoft/scvmmguestagent/bin/
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Current File : //opt/microsoft/scvmmguestagent/bin/cfgpre

#!/bin/bash
#
# Copyright (C) Microsoft Corporation. All rights reserved.
#
# Perform pre-configuration actions
# 

#Variables
retcode=0
distro="unknown"
thisscript=${0}

#Include utilities script
source $(dirname ${0})/utilities

DisableResolvConfUpdates(){
  
   if [ -x "/sbin/dhclient-script" ]
   then
      if [ ${distro} = "DEBIAN" ]
      then 
	 dhfile="/etc/dhcp3/dhclient-enter-hooks.d/nodnsupdate"
      else
	 if [ -d "/etc/dhcp" ]
	 then
	    dhfile="/etc/dhcp/dhclient-enter-hooks"
	 else
	    dhfile="/etc/dhclient-enter-hooks"
	 fi
      fi
      WriteInfo "Creating dhclient enter hooks to disable resolv.conf overwrites in: ${dhfile}" ${thisscript}
      echo "make_resolv_conf() { echo 'dhclient-script resolv.conf updates disabled by SC VMM'; }" > ${dhfile}
      chmod 744 ${dhfile}
   fi

   if [ -e /etc/sysconfig/network/dhcp ]
   then
      WriteInfo "Setting DHCLIENT_MODIFY_RESOLV_CONF=no in /etc/sysconfig/network/dhcp" ${thisscript}
      sed -i".bak" 's/^DHCLIENT_MODIFY_RESOLV_CONF=.*/DHCLIENT_MODIFY_RESOLV_CONF="no"/g' /etc/sysconfig/network/dhcp
   fi

   if [ -x "/sbin/resolvconf" ]
   then 
      WriteInfo "Disabling resolvconf updates to resolv.conf." ${thisscript}
      /sbin/resolvconf --disable-updates
   fi
   # template shouldn't have a dns search suffix, if one exists, remove it before applying specialization
   if [ -e /etc/resolv.conf ]
   then
       sed -i".bak" '/^search */d' /etc/resolv.conf
   fi


}

#Flush Udev rules
if [ -e /etc/udev/rules.d/70-persistent-net.rules ]
then
   WriteInfo "Deleting 70-persistent-net.rules" ${thisscript}
   cfgExec  "rm /etc/udev/rules.d/70-persistent-net.rules --force"  error  "Failed to delete 70-persistent-net.rules"  ${thisscript}
fi

if [ -e /etc/udev/rules.d/30-net_persistent_names.rules ]
then
   WriteInfo "Deleting 30-net_persistent_names.rules" ${thisscript}
   cfgExec  "rm 30-net_persistent_names.rules --force"  error  "Failed to delete 30-net_persistent_names.rules"  ${thisscript}
fi

#Regenerate ssh host keys
WriteInfo "Regenerating ssh host keys" ${thisscript}
	rm -rf /etc/ssh/ssh_host_*key*
	ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key -N ''
	ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N '' 

GetDistroFamily

DisableResolvConfUpdates

exit ${retcode}