pie-v-red-router-setup.sh

# Check if nload is installed, install it if not
hasnload=$(dpkg-query -W --showformat='${Status}\n' nload|grep "install ok installed")
if [ "" == "$hasnload" ]; then
  sudo apt-get update
  sudo apt-get -y install nload
fi

# Check if kernel is too old, and update it if necessary
kernel=$(uname -r | cut -f1 -d'-')
dpkg --compare-versions "$kernel" "lt" "3.19.0"

if [ $? -eq 0 ]
then
  # if the $? variable is now equal to zero, our kernel is old
  # see http://stackoverflow.com/a/4023880/3524528
  sudo apt-get update  
  sudo apt-get -y install linux-generic-lts-vivid iproute2  
  sudo /sbin/reboot
fi

# Check if our iproute2 version is old, update if necessary
ipversion=$(ip -V | cut -f2 -d'-')
ipversion="${ipversion/ss/}"

if [ $ipversion -lt 140411 ]
then
  sudo wget https://launchpad.net/ubuntu/+source/iproute2/3.14.0-1/+build/5939644/+files/iproute2_3.14.0-1_amd64.deb --output-document=/tmp/iproute2_3.14.0-1_amd64.deb  
  sudo dpkg -i /tmp/iproute2_3.14.0-1_amd64.deb  
fi

# Check if we have the qmonitor script, and download it if not
if [ ! -x /usr/local/bin/queuemonitor ]	
then
  sudo wget https://git.io/v6KVn --output-document=/usr/local/bin/queuemonitor  
  # make it executable
  sudo chmod a+x /usr/local/bin/queuemonitor    
fi