chrootbuild

#!/bin/bash

# Clear the terminal
clear

# Prompt for information
echo -e '\n\n' "\e[1;36mRUNNING IN CHROOT ENVIRONMENT...\e[0m"
echo -e '\n'                                        
read -p "ENTER HOSTNAME : " HOSTNAME 
echo -e '\n'                                        
read -p "ENTER USERNAME: " USERNAME
echo -e '\n'                                        
read -p "Swapfile size (eg: 2,4,8) : " SWPFILE
clear

# Display timezone options and read input
printf '
Africa/Abidjan 
Africa/Casablanca
America/Adak 
America/Los_Angeles 
Antarctica/Casey  
Antarctica/Vostok
Asia/Kolkata 
Asia/Tokyo 
Atlantic/Bermuda 
Atlantic/Reykjavik
Australia/Lord_Howe 
Australia/Melbourne
Europe/Amsterdam 
Europe/Istanbul
Indian/Kerguelen
Indian/Reunion
Pacific/Chuuk 
Pacific/Wake
UTC
'
read -p "Enter Timezone: " TIMEZONE 

# Setup swapfile and configure system settings
/bin/echo -e '\n\n' "\e[1;32mGENERATING SWAPFILE.........\e[0m"
echo -e '\n'                                        
dd if=/dev/zero of=/swapfile bs=1G count=${SWPFILE} status=progress
chmod 600 /swapfile
mkswap /swapfile
swapon /swapfile
echo "/swapfile	none	swap	defaults	0 0" >> /etc/fstab
ln -sf /usr/share/zoneinfo/$TIMEZONE /etc/localtime
hwclock --systohc
echo -e 'en_US.UTF-8 UTF-8\nen_US ISO-8859-1' >> /etc/locale.gen
locale-gen
echo 'LANG=en_US.UTF-8' >> /etc/locale.conf 
echo $HOSTNAME >> /etc/hostname

# Set root password
/bin/echo -e '\n\n' "\e[1;33mENTER ROOT PASSWORD\e[0m"
echo -e '\n'                                        
passwd 

# Installing necessary packages and configuring system settings
sed -i 's/#ParallelDownloads = 5/ParallelDownloads = 5/' /etc/pacman.conf
pacman -Sy grub efibootmgr networkmanager terminus-font zsh zsh-syntax-highlighting zsh-autosuggestions --needed --noconfirm
echo "FONT=ter-g18b\nFONT_MAP=8859-2" >> /etc/vconsole.conf
clear
/bin/echo -e '\n\n' "\e[1;33mInstalling GRUB..\e[0m"
echo -e '\n'                                        
grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=GRUB
grub-mkconfig -o /boot/grub/grub.cfg 
systemctl enable NetworkManager 

# Set user password
useradd -mG wheel -s /bin/zsh $USERNAME
clear
/bin/echo -e '\n\n' "\e[1;33mENTER USER PASSWORD\e[0m"
echo -e '\n'                                        
passwd $USERNAME

# Configure sudoers file
echo "root ALL=(ALL) ALL 
%wheel ALL=(ALL) ALL 
@includedir /etc/sudoers.d" > /etc/sudoers
sleep 1
exit