sudo-install.sh

#!/bin/sh
# Instructions on how to use this script:
# chmod +x SCRIPTNAME.sh
# sudo ./SCRIPTNAME.sh
#
# SCRIPT: sudo-install.sh
# AUTHOR: ALBERT VALBUENA
# DATE: 02-11-2019
# SET FOR: Production
# (For Alpha, Beta, Dev, Test and Production)
#
# PLATFORM: FreeBSD 12/13
#
# PURPOSE: This script installs sudo and enables the wheel group to use it on a FreeBSD system
#
# REV LIST:
# DATE: 14-12-2021
# BY: ALBERT VALBUENA
# MODIFICATION: 14-12-2021
#
#
# set -n # Uncomment to check your syntax, without execution.
# # NOTE: Do not forget to put the comment back in or
# # the shell script will not execute!

##########################################################
################ BEGINNING OF MAIN #######################
##########################################################

# Change the default pkg repository from quarterly to latest
sed -ip 's/quarterly/latest/g' /etc/pkg/FreeBSD.conf

# Update packages (it will first download the pkg repo from latest)
# secondly it will upgrade any installed packages.
pkg upgrade -y

# Install sudo
pkg install -y sudo

# Configure sudo so users in the wheel group can elevate privileges
sed -ip 's/# %wheel ALL=(ALL) ALL/%wheel ALL=(ALL) ALL/g' /usr/local/etc/sudoers

## References:
## https://www.adminbyaccident.com/freebsd/how-to-freebsd/install-sudo-freebsd/