Spectre / Meltdown upgrade remote

spectre-meltdown-fix.sh

#!/bin/bash

POSITIONAL=()
while [[ $# -gt 0 ]]
do
key="$1"

case $key in
    -r|--remote)
    REMOTE="$2"
    shift
    shift
    ;;
    -u|--user)
    USER="$2"
    shift
    shift
    ;;
    *)
    POSITIONAL+=("$1")
    shift
    ;;
esac
done
set -- "${POSITIONAL[@]}"

ssh -T "${USER}"@"${REMOTE}" << EOSSH
/usr/lib/update-notifier/apt-check 2>&1 | cut -d ';' -f 1,2
sudo uname -a
sudo cat /etc/lsb-release
EOSSH

ssh -T "${USER}"@"${REMOTE}" "sudo bash -s" < ./spectre-meltdown-checker.sh

echo "Do you wish to update kernel?"
select yn in "Yes" "No"; do
    case $yn in
        Yes ) ssh -T "${USER}"@"${REMOTE}" "sudo apt-get update && DEBIAN_FRONTEND=noninteractive sudo apt-get install linux-generic linux-headers-generic linux-image-generic"; break;;
        No ) exit;;
    esac
done

echo "Do you wish to reboot remote?"
select yn in "Yes" "No"; do
    case $yn in
        Yes ) ssh -T "${USER}"@"${REMOTE}" "sudo reboot now"; break;;
        No ) exit;;
    esac
done

((no_of_tries = 60))
while [[ $no_of_tries -ne 0 ]] ; do
    echo "Trying to reconnect..... $no_of_tries"
    ping -c 1 -W 2 $REMOTE > /dev/null
    rc=$?
    if [[ $rc -eq 0 ]] ; then
        sleep 5
        echo "Reconnected to $REMOTE"
        ((no_of_tries = 1))
    fi
    ((no_of_tries = no_of_tries - 1))
done

ssh -T "${USER}"@"${REMOTE}" "sudo bash -s" < ./spectre-meltdown-checker.sh

The spectre-meltdown checker script can be found here:

https://github.com/speed47/spectre-meltdown-checker