upgrade-smartcash.sh

#!/bin/bash

daemon="smartcashd"
cli="smartcash-cli"
stopcli="stop"

# environment setup, make it pretty
tred=$(tput setaf 1)
tgreen=$(tput setaf 2)
tyellow=$(tput setaf 3)
tblue=$(tput setaf 4)
tmagenta=$(tput setaf 5)
tcyan=$(tput setaf 6)
treset=$(tput sgr0)
tclear=$(tput clear)

# starting blank
echo $tclear

echo "------------------------------"
echo $tblue"Masternode Upgrade Script$treset"
echo "------------------------------"

# checking for current user id, we should be running as root
if (( $(id -u) != 0 )); then
  echo $tred"I need to be root to run this. Please run this with $(tput setab 7)sudo$treset$tred or log in directly as root.$treset"
  echo -e "\n"
  exit 1
fi

# grabbing the details of the currently running daemon
BINPID=$(pidof $daemon)
if (( $BINPID )); then
echo "Found $tcyan$daemon$treset running with:"
  echo " * PID: $tyellow$BINPID$treset."
  BINPATH=$(readlink -f /proc/$BINPID/exe)
  echo " * Path: $tyellow$BINPATH$treset."
  BINUID=$(awk '/^Uid:/{print $2}' /proc/$BINPID/status)
  BINUSER=$(getent passwd $BINUID | awk -F: '{print $1}')
  echo " * Running as: $tyellow$BINUSER$treset."
  DISTRO=$(lsb_release -s -c)
  echo " * Running under: $tyellow$DISTRO$treset."
  echo "------------------------------"
else
  echo $tred"No $daemon found running. Exiting.$treset"
  exit 1
fi  

# stopping currently running daemon
BINDIR=$(dirname $BINPATH)
chmod +x $BINDIR/$cli
su - $BINUSER -c "$BINDIR/$cli $stopcli"

# just in case...
killall -9 $daemon 2> /dev/null

apt update
apt install smartcashd

su - $BINUSER -c "$daemon"

echo "Upgrade procedure$tgreen COMPLETE$treset. Happy masternode-ing."
echo -e "\n"