install sshpass. on Firewalla

install_sshpass.sh

#!/bin/bash 

# v 2.0 
# https://gist.github.com/mbierman/362193a8cfaf14361945c27c48692d50 
# Put this script in ~/.firewalla/config/post_main.d in order to resinstall after upgrades
  
log=/data/fw_reboot.txt
app=sshpass
edate=$(date +'%a %b %d %H:%M:%S %Z %Y')

command_exists () {
    command -v $1 >/dev/null 2>&1;
}

if command_exists $app; then
        echo -e "\n\n$app instaleld!\n bye"
        exit
else
        echo "$app could not be found"
        echo "installing..."

	unalias apt
	unalias apt-get
	export DEBIAN_FRONTEND=noninteractive
	sudo apt-get update -yq
	sudo apt-get install -yq $app
	echo -e "$edate $app instaleld!" | tee -a $log
fi