mirror of
https://github.com/classy-giraffe/easy-arch.git
synced 2025-11-17 19:40:55 +00:00
Tommaso Chiti
GitHub
commit
2666b24d10
1 changed files with 188 additions and 141 deletions
311
easy-arch.sh
311
easy-arch.sh
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@ -3,9 +3,22 @@
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# Cleaning the TTY.
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clear
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# Colors/formatting for echo
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BOLD='\e[1m'
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RESET='\e[0m' # Reset text to default appearance
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# High intensity colors:
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BRED='\e[91m'
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BGREEN='\e[92m'
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BYELLOW='\e[93m'
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BPURPLE='\e[95m'
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# Pretty print (function).
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print () {
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echo -e "\e[1m\e[93m[ \e[92m•\e[93m ] \e[4m$1\e[0m"
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echo -e "${BOLD}${BYELLOW}[ ${BGREEN}•${BYELLOW} ] $1${RESET}"
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}
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# Alert user of bad input (function).
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incEcho () {
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echo -e "${BPURPLE}$1${RESET}"
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}
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# Virtualization check (function).
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@ -38,8 +51,6 @@ virt_check () {
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systemctl enable hv_fcopy_daemon --root=/mnt &>/dev/null
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systemctl enable hv_kvp_daemon --root=/mnt &>/dev/null
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systemctl enable hv_vss_daemon --root=/mnt &>/dev/null
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;;
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* ) ;;
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esac
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}
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@ -50,18 +61,18 @@ kernel_selector () {
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print "2) Hardened: A security-focused Linux kernel"
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print "3) LTS: Long-term support (LTS) Linux kernel"
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print "4) Zen: A Linux kernel optimized for desktop usage"
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read -r -p "Insert the number of the corresponding kernel: " choice
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case $choice in
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read -r -p "Insert the number of the corresponding kernel: " kernel_choice
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case $kernel_choice in
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1 ) kernel="linux"
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;;
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return 0;;
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2 ) kernel="linux-hardened"
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;;
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return 0;;
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3 ) kernel="linux-lts"
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;;
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return 0;;
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4 ) kernel="linux-zen"
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;;
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* ) print "You did not enter a valid selection."
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kernel_selector
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return 0;;
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* ) incEcho "You did not enter a valid selection."
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return 1
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esac
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}
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@ -73,8 +84,17 @@ network_selector () {
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print "3) wpa_supplicant: Cross-platform supplicant with support for WEP, WPA and WPA2 (WiFi-only, a DHCP client will be automatically installed as well)"
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print "4) dhcpcd: Basic DHCP client (Ethernet only or VMs)"
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print "5) I will do this on my own (only advanced users)"
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read -r -p "Insert the number of the corresponding networking utility: " choice
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case $choice in
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read -r -p "Insert the number of the corresponding networking utility: " network_choice
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if ! ((1 <= network_choice <= 5)); then
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incEcho "You did not enter a valid selection."
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return 1
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fi
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return 0
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}
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# Installing the chosen networking method to the system (function).
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network_installer () {
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case $network_choice in
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1 ) print "Installing IWD."
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pacstrap /mnt iwd >/dev/null
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print "Enabling IWD."
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@ -95,68 +115,58 @@ network_selector () {
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pacstrap /mnt dhcpcd >/dev/null
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print "Enabling dhcpcd."
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systemctl enable dhcpcd --root=/mnt &>/dev/null
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;;
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5 ) ;;
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* ) print "You did not enter a valid selection."
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network_selector
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esac
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}
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# Setting up a password for the LUKS Container (function).
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# User enters a password for the LUKS Container (function).
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lukspass_selector () {
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while true; do
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read -r -s -p "Insert password for the LUKS container (you're not going to see the password): " password
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while [ -z "$password" ]; do
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echo
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print "You need to enter a password for the LUKS Container in order to continue."
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read -r -s -p "Insert password for the LUKS container (you're not going to see the password): " password
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[ -n "$password" ] && break
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done
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echo
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read -r -s -p "Password (again): " password2
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echo
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[ "$password" = "$password2" ] && break
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echo "Passwords don't match, try again."
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done
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echo -n "$password" | cryptsetup luksFormat "$CRYPTROOT" -d -
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echo -n "$password" | cryptsetup open "$CRYPTROOT" cryptroot -d -
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BTRFS="/dev/mapper/cryptroot"
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read -r -s -p "Insert password for the LUKS container (you're not going to see the password): " password
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if [ -z "$password" ]; then
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incEcho "\nYou need to enter a password for the LUKS Container in order to continue."
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return 1
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fi
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echo
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read -r -s -p "Password (again): " password2
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echo
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if [ "$password" != "$password2" ]; then
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incEcho "Passwords don't match, try again."
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return 1
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fi
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return 0
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}
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# Setting up a password for the user account (function).
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# User enters a password for the user account (function).
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userpass_selector () {
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while true; do
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read -r -s -p "Set a user password for $username: " userpass
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while [ -z "$userpass" ]; do
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echo
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print "You need to enter a password for $username."
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read -r -s -p "Set a user password for $username: " userpass
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[ -n "$userpass" ] && break
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done
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echo
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read -r -s -p "Insert password again: " userpass2
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echo
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[ "$userpass" = "$userpass2" ] && break
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echo "Passwords don't match, try again."
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done
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read -r -s -p "Set a user password for $username: " userpass
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if [ -z "$userpass" ]; then
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incEcho "\nYou need to enter a password for $username."
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return 1
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fi
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echo
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read -r -s -p "Insert password again: " userpass2
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echo
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if [ "$userpass" != "$userpass2" ]; then
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incEcho "Passwords don't match, try again."
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return 1
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fi
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return 0
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}
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# Setting up a password for the root account (function).
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# User enters a password for the root account (function).
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rootpass_selector () {
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while true; do
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read -r -s -p "Set a root password: " rootpass
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while [ -z "$rootpass" ]; do
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echo
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print "You need to enter a root password."
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read -r -s -p "Set a root password: " rootpass
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[ -n "$rootpass" ] && break
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done
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echo
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read -r -s -p "Password (again): " rootpass2
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echo
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[ "$rootpass" = "$rootpass2" ] && break
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echo "Passwords don't match, try again."
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done
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read -r -s -p "Set a root password: " rootpass
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if [ -z "$rootpass" ]; then
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incEcho "\nYou need to enter a root password."
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return 1
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fi
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echo
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read -r -s -p "Password (again): " rootpass2
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echo
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if [ "$rootpass" != "$rootpass2" ]; then
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incEcho "Passwords don't match, try again."
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return 1
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fi
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return 0
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}
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# Microcode detector (function).
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@ -171,59 +181,102 @@ microcode_detector () {
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fi
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}
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# Setting up the hostname (function).
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# User enters a hostname (function).
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hostname_selector () {
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read -r -p "Please enter the hostname: " hostname
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if [ -z "$hostname" ]; then
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print "You need to enter a hostname in order to continue."
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hostname_selector
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incEcho "You need to enter a hostname in order to continue."
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return 1
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fi
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echo "$hostname" > /mnt/etc/hostname
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return 0
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}
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# Setting up the locale (function).
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# User chooses the locale (function).
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locale_selector () {
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read -r -p "Please insert the locale you use (format: xx_XX or enter empty to use en_US): " locale
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if [ -z "$locale" ]; then
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print "en_US will be used as default locale."
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locale="en_US"
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fi
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echo "$locale.UTF-8 UTF-8" > /mnt/etc/locale.gen
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echo "LANG=$locale.UTF-8" > /mnt/etc/locale.conf
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read -r -p "Please insert the locale you use (format: xx_XX. Enter empty to use en_US, or \"/\" to search locales): " locale
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case $locale in
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'') locale="en_US.UTF-8"
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print "$locale will be the default locale."
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return 0;;
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'/') sed -E '/^# +|^#$/d;s/^#| *$//g;s/ .*/ (Charset:&)/' /etc/locale.gen | less -M
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clear
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return 1;;
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*) if ! grep -q "^#\?$(sed 's/[].*[]/\\&/g' <<< $locale) " /etc/locale.gen; then
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incEcho "The specified locale doesn't exist or isn't supported."
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return 1
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fi
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return 0
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esac
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}
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# Setting up the keyboard layout (function).
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# User chooses the console keyboard layout (function).
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keyboard_selector () {
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read -r -p "Please insert the keyboard layout you use (enter empty to use US keyboard layout): " kblayout
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if [ -z "$kblayout" ]; then
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print "US keyboard layout will be used by default."
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kblayout="us"
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fi
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echo "KEYMAP=$kblayout" > /mnt/etc/vconsole.conf
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read -r -p "Please insert the keyboard keymap/layout to use in console (enter empty to use us, or \"/\" to search keymaps): " kblayout
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case $kblayout in
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'') kblayout="us"
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print "$kblayout will be the default console keymap."
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return 0;;
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'/') localectl list-keymaps
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clear
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return 1;;
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*) if ! localectl list-keymaps | grep -Fxq $kblayout; then
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incEcho "The specified keymap doesn't exist."
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return 1
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fi
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print "Changing console layout to $kblayout."
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loadkeys $kblayout
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return 0
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esac
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}
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# Selecting the target for the installation.
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print "Welcome to easy-arch, a script made in order to simplify the process of installing Arch Linux."
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PS3="Please select the disk NUMBER e.g. 1 where Arch Linux is going to be installed: "
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# Setting up keyboard layout.
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until keyboard_selector; do : ; done
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PS3="Please select the disk NUMBER (e.g. 1) where Arch Linux is going to be installed: "
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select ENTRY in $(lsblk -dpnoNAME|grep -P "/dev/sd|nvme|vd");
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do
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DISK=$ENTRY
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print "Installing Arch Linux on $DISK."
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print "Arch Linux will be installed to $DISK."
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break
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done
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# Deleting old partition scheme.
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read -r -p "This will delete the current partition table on $DISK. Do you agree [y/N]? " response
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response=${response,,}
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if [[ "$response" =~ ^(yes|y)$ ]]; then
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print "Wiping $DISK."
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wipefs -af "$DISK" &>/dev/null
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sgdisk -Zo "$DISK" &>/dev/null
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else
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# Warn user about deletion of old partition scheme.
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echo -en "${BOLD}${BRED}This will delete the current partition table on $DISK once installation starts. Do you agree [y/N]?:${RESET} "
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read -r disk_response
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if ! [[ "${disk_response,,}" =~ ^(yes|y)$ ]]; then
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print "Quitting."
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exit
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fi
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|
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# Setting up LUKS password.
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until lukspass_selector; do : ; done
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# Setting up the kernel.
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until kernel_selector; do : ; done
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# User choses the network.
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until network_selector; do : ; done
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|
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# User choses the locale.
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until locale_selector; do : ; done
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|
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# User choses the hostname.
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until hostname_selector; do : ; done
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|
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# User chooses username.
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read -r -p "Please enter name for a user account (enter empty to not create one): " username
|
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until userpass_selector; do : ; done
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until rootpass_selector; do : ; done
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# Deleting old partition scheme.
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print "Wiping $DISK."
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wipefs -af "$DISK" &>/dev/null
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sgdisk -Zo "$DISK" &>/dev/null
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|
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# Creating a new partition scheme.
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print "Creating the partitions on $DISK."
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parted -s "$DISK" \
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@ -245,7 +298,9 @@ mkfs.fat -F 32 $ESP &>/dev/null
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|
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# Creating a LUKS Container for the root partition.
|
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print "Creating LUKS Container for the root partition."
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lukspass_selector
|
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echo -n "$password" | cryptsetup luksFormat "$CRYPTROOT" -d -
|
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echo -n "$password" | cryptsetup open "$CRYPTROOT" cryptroot -d -
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BTRFS="/dev/mapper/cryptroot"
|
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|
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# Formatting the LUKS Container as BTRFS.
|
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print "Formatting the LUKS container as BTRFS."
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@ -254,58 +309,41 @@ mount $BTRFS /mnt
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# Creating BTRFS subvolumes.
|
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print "Creating BTRFS subvolumes."
|
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for volume in @ @home @root @srv @snapshots @var_log @var_pkgs
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do
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btrfs su cr /mnt/$volume
|
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subvols=(snapshots var_pkgs var_log home root srv)
|
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for subvol in '' "${subvols[@]}"; do
|
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btrfs su cr /mnt/@"$subvol"
|
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done
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|
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# Mounting the newly created subvolumes.
|
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umount /mnt
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print "Mounting the newly created subvolumes."
|
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mount -o ssd,noatime,compress-force=zstd:3,discard=async,subvol=@ $BTRFS /mnt
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mkdir -p /mnt/{home,root,srv,.snapshots,/var/log,/var/cache/pacman/pkg,boot}
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mount -o ssd,noatime,compress-force=zstd:3,discard=async,subvol=@home $BTRFS /mnt/home
|
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mount -o ssd,noatime,compress-force=zstd:3,discard=async,subvol=@root $BTRFS /mnt/root
|
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mount -o ssd,noatime,compress-force=zstd:3,discard=async,subvol=@srv $BTRFS /mnt/srv
|
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mount -o ssd,noatime,compress-force=zstd:3,discard=async,subvol=@snapshots $BTRFS /mnt/.snapshots
|
||||
mount -o ssd,noatime,compress-force=zstd:3,discard=async,subvol=@var_log $BTRFS /mnt/var/log
|
||||
mount -o ssd,noatime,compress-force=zstd:3,discard=async,subvol=@var_pkgs $BTRFS /mnt/var/cache/pacman/pkg
|
||||
mountopts="ssd,noatime,compress-force=zstd:3,discard=async"
|
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mount -o $mountopts,subvol=@ $BTRFS /mnt
|
||||
mkdir -p /mnt/{home,root,srv,.snapshots,var/{log,cache/pacman/pkg},boot}
|
||||
for subvol in "${subvols[@]:2}"; do # ":2" excludes first two subvols (@snapshots and @var_pkgs) from loop
|
||||
mount -o "$mountopts",subvol=@"$subvol" "$BTRFS" /mnt/"${subvol//_//}"
|
||||
done
|
||||
chmod 750 /mnt/root
|
||||
mount -o $mountopts,subvol=@snapshots $BTRFS /mnt/.snapshots
|
||||
mount -o $mountopts,subvol=@var_pkgs $BTRFS /mnt/var/cache/pacman/pkg
|
||||
chattr +C /mnt/var/log
|
||||
mount $ESP /mnt/boot/
|
||||
|
||||
# Setting up the kernel.
|
||||
kernel_selector
|
||||
|
||||
# Checking the microcode to install.
|
||||
microcode_detector
|
||||
|
||||
# Virtualization check.
|
||||
virt_check
|
||||
|
||||
# Setting up the network.
|
||||
network_selector
|
||||
|
||||
# Pacstrap (setting up a base sytem onto the new root).
|
||||
print "Installing the base system (it may take a while)."
|
||||
pacstrap /mnt --needed base $kernel $microcode linux-firmware $kernel-headers btrfs-progs grub grub-btrfs rsync efibootmgr snapper reflector base-devel snap-pac zram-generator >/dev/null
|
||||
|
||||
# Setting up the hostname.
|
||||
hostname_selector
|
||||
echo "$hostname" > /mnt/etc/hostname
|
||||
|
||||
# Generating /etc/fstab.
|
||||
print "Generating a new fstab."
|
||||
genfstab -U /mnt >> /mnt/etc/fstab
|
||||
|
||||
# Setting username.
|
||||
read -r -p "Please enter name for a user account (enter empty to not create one): " username
|
||||
userpass_selector
|
||||
rootpass_selector
|
||||
|
||||
# Setting up the locale.
|
||||
locale_selector
|
||||
|
||||
# Setting up keyboard layout.
|
||||
keyboard_selector
|
||||
# Configure selected locale and console keymap
|
||||
sed -i "/^#$locale/s/^#//" /mnt/etc/locale.gen
|
||||
echo "LANG=$locale" > /mnt/etc/locale.conf
|
||||
echo "KEYMAP=$kblayout" > /mnt/etc/vconsole.conf
|
||||
|
||||
# Setting hosts file.
|
||||
print "Setting hosts file."
|
||||
|
|
@ -315,6 +353,15 @@ cat > /mnt/etc/hosts <<EOF
|
|||
127.0.1.1 $hostname.localdomain $hostname
|
||||
EOF
|
||||
|
||||
# Checking the microcode to install.
|
||||
microcode_detector
|
||||
|
||||
# Virtualization check.
|
||||
virt_check
|
||||
|
||||
# Setting up the network.
|
||||
network_installer
|
||||
|
||||
# Configuring /etc/mkinitcpio.conf.
|
||||
print "Configuring /etc/mkinitcpio.conf."
|
||||
cat > /mnt/etc/mkinitcpio.conf <<EOF
|
||||
|
|
@ -325,7 +372,7 @@ EOF
|
|||
# Setting up LUKS2 encryption in grub.
|
||||
print "Setting up grub config."
|
||||
UUID=$(blkid -s UUID -o value $CRYPTROOT)
|
||||
sed -i "s,^GRUB_CMDLINE_LINUX=\"\",GRUB_CMDLINE_LINUX=\"rd.luks.name=$UUID=cryptroot root=$BTRFS\",g" /mnt/etc/default/grub
|
||||
sed -i "\,^GRUB_CMDLINE_LINUX=\"\",s,\",&rd.luks.name=$UUID=cryptroot root=$BTRFS," /mnt/etc/default/grub
|
||||
|
||||
# Configuring the system.
|
||||
arch-chroot /mnt /bin/bash -e <<EOF
|
||||
|
|
@ -374,7 +421,7 @@ echo "root:$rootpass" | arch-chroot /mnt chpasswd
|
|||
if [ -n "$username" ]; then
|
||||
print "Adding the user $username to the system with root privilege."
|
||||
arch-chroot /mnt useradd -m -G wheel -s /bin/bash "$username"
|
||||
sed -i 's/# %wheel ALL=(ALL) ALL/%wheel ALL=(ALL) ALL/' /mnt/etc/sudoers
|
||||
sed -i '/^# %wheel ALL=(ALL) ALL/s/^# //' /mnt/etc/sudoers
|
||||
print "Setting user password for $username."
|
||||
echo "$username:$userpass" | arch-chroot /mnt chpasswd
|
||||
fi
|
||||
|
|
@ -406,7 +453,7 @@ EOF
|
|||
|
||||
# Pacman eye-candy features.
|
||||
print "Enabling colours, animations, and parallel in pacman."
|
||||
sed -i 's/#Color/Color\nILoveCandy/;s/^#ParallelDownloads.*$/ParallelDownloads = 10/' /mnt/etc/pacman.conf
|
||||
sed -Ei 's/^#(Color)$/\1\nILoveCandy/;s/^#(ParallelDownloads).*/\1 = 10/' /mnt/etc/pacman.conf
|
||||
|
||||
# Enabling various services.
|
||||
print "Enabling Reflector, automatic snapshots, BTRFS scrubbing and systemd-oomd."
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue