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Update Ubuntu-Desktop-20.04-LTS.sh

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TommyTran732 2021-04-04 08:07:04 -04:00 committed by GitHub
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1 changed files with 7 additions and 56 deletions
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Ubuntu-Desktop-20.04-LTS.sh
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@ -15,29 +15,6 @@ output(){
echo -e '\e[36m'$1'\e[0m';
}
promptPassphrase() {
PASS=""
PASSCONF=""
while [ -z "$PASS" ]; do
read -s -p "Passphrase: " PASS
echo ""
done
while [ -z "$PASSCONF" ]; do
read -s -p "Confirm passphrase: " PASSCONF
echo ""
done
echo ""
}
getPassphrase() {
promptPassphrase
while [ "$PASS" != "$PASSCONF" ]; do
output "Passphrases did not match, try again..."
promptPassphrase
done
}
#Moving to the home directory
#Note that I always use /home/${USER} because gnome-terminal is wacky and sometimes doesn't load the environment variables in correctly (Right click somewhere in nautilus, click on open in terminal, then hit create new tab and you will see.)
cd /home/${USER} || exit
@ -48,23 +25,10 @@ sudo sed -ie '/^DIR_MODE=/ s/=[0-9]*\+/=0700/' /etc/adduser.conf
sudo sed -ie '/^UMASK\s\+/ s/022/077/' /etc/login.defs
echo "umask 077" | sudo tee --append /etc/profile
#Disabling shell access for new users
sudo sed -ie '/^SHELL=/ s/=.*\+/=\/usr\/sbin\/nologin/' /etc/default/useradd
sudo sed -ie '/^DSHELL=/ s/=.*\+/=\/usr\/sbin\/nologin/' /etc/adduser.conf
#Disabling su for normal users
sudo dpkg-statoverride --update --add root adm 4750 /bin/su
#Make home directory private
chmod -R o-rwx /home/${USER}
chmod -R g-rwx /home/${USER}
#Remove unnecessary permissions
sudo chmod o-w /var/crash
sudo chmod o-w /var/metrics
sudo chmod o-w /var/tmp
#Disable crash reports
gsettings set com.ubuntu.update-notifier show-apport-crashes false
ubuntu-report -f send no
@ -76,25 +40,12 @@ sudo systemctl disable whoopsie.service
sudo systemctl mask whoopsie.service
#Disable ptrace
sudo sed -i `s/kernel.yama.ptrace_scope = 1/kernel.yama.ptrace_scope = 3/g` /etc/sysctl.d/10-ptrace.conf
sudo sed -i 's/kernel.yama.ptrace_scope = 1/kernel.yama.ptrace_scope = 3/g' /etc/sysctl.d/10-ptrace.conf
sudo sysctl --load=/etc/sysctl.d/10-ptrace.conf
#Blacklist Firewire SBP2
echo "blacklist firewire-sbp2" | sudo tee /etc/modprobe.d/blacklist.conf
#GRUB hardening (Thanks to https://www.ncsc.gov.uk/collection/end-user-device-security/platform-specific-guidance/ubuntu-18-04-lts)
echo -e "${HIGHLIGHT}Configuring grub...${NC}"
output "Please enter a grub sysadmin passphrase..."
getPassphrase
echo "set superusers=\"sysadmin\"" | sudo tee --append /etc/grub.d/40_custom
echo -e "$PASS\n$PASS" | grub-mkpasswd-pbkdf2 | tail -n1 | awk -F" " '{print "password_pbkdf2 sysadmin " $7}' | sudo tee --append /etc/grub.d/40_custom
sudo sed -ie '/echo "menuentry / s/echo "menuentry /echo "menuentry --unrestricted /' /etc/grub.d/10_linux
sudo sed -ie '/^GRUB_CMDLINE_LINUX_DEFAULT=/ s/"$/ module.sig_enforce=yes"/' /etc/default/grub
echo "GRUB_SAVEDEFAULT=false" | sudo tee --append /etc/default/grub
sudo update-grub
#Enable UFW
sudo ufw enable
@ -104,7 +55,7 @@ sudo apt upgrade -y
sudp apt autoremove -y
sudo fwupdmgr get-devices
sudo fwupdmgr refresh --force
sudo fwupdmgr get-updates
sudo fwupdmgr get-updates -y
sudo fwupdmgr update -y
#Remove unneeded packages
@ -117,7 +68,7 @@ sudo snap remove snap-store
sudo add-apt-repository ppa:alexlarsson/flatpak -y
sudo apt update
sudo apt upgrade -y
sudo apt -y install neofetch gnome-software flatpak gnome-software-plugin-flatpak firejail apparmor-profiles apparmor-profiles-extra apparmor-utils gnome-tweak-tool git-core gnome-session-wayland libpam-pwquality
sudo apt -y install neofetch gnome-software flatpak gnome-software-plugin-flatpak firejail apparmor-profiles apparmor-profiles-extra apparmor-utils gnome-tweak-tool git-core gnome-session-wayland libpam-pwquality python3-pip
#Put all AppArmor profiles into enforcing mode
sudo aa-enforce /etc/apparmor. d/*
@ -140,9 +91,9 @@ sudo apt install -y https://github.com/evilsocket/opensnitch/releases/download/v
sudo chmod -R $USER:USER /home/${USER}/.config/autostart
#Setup VSCodium
wget -qO - https://gitlab.com/paulcarroty/vscodium-deb-rpm-repo/raw/master/pub.gpg | gpg --dearmor | sudo dd of=/etc/apt/trusted.gpg.d/vscodium.gpg
wget -qO - https://gitlab.com/paulcarroty/vscodium-deb-rpm-repo/raw/master/pub.gpg | gpg --dearmor | sudo dd of=/etc/apt/trusted.gpg.d/vscodium.gpg
sudo chmod 644 /etc/apt/trusted.gpg.d/vscodium.gpg
echo 'deb https://paulcarroty.gitlab.io/vscodium-deb-rpm-repo/debs/ vscodium main' | sudo tee --append /etc/apt/sources.list.d/vscodium.list
echo 'deb https://paulcarroty.gitlab.io/vscodium-deb-rpm-repo/debs/ vscodium main' | sudo tee --append /etc/apt/sources.list.d/vscodium.list
sudo chmod 644 /etc/apt/sources.list.d/vscodium.list
sudo apt update
sudo apt upgrade -y
@ -184,7 +135,7 @@ find /home/${USER}/Mojave-CT -name '*[Ee]piphany*' -exec rm {} \;
gsettings set org.gnome.desktop.interface icon-theme "Arc"
#Set GTK theme
gsettings set org.gnome.desktop.interface gtk-theme "Yaru-Dark"
gsettings set org.gnome.desktop.interface gtk-theme "Yaru-dark"
flatpak upgrade -y
#Set Ubuntu 20.04 LTS Wallpaper
@ -204,7 +155,7 @@ git clone https://github.com/ekistece/GetExtensions.git
pip3 install ./GetExtensions --user
#Reenable Wayland... They are working to support it, and if you aren't gaming you shouldn't stay on x11 anyways
sudo sed -i 's^DRIVER=="nvidia", RUN+="/usr/libexec/gdm-disable-wayland"^#DRIVER=="nvidia", RUN+="/usr/libexec/gdm-disable-wayland"^g' /usr/lib/udev/rules.d/61-gdm.rules
sudo sed -i 's^DRIVER=="nvidia", RUN+="/usr/lib/gdm3/gdm-disable-wayland"^#DRIVER=="nvidia", RUN+="/usr/lib/gdm3/gdm-disable-wayland"^g' /usr/lib/udev/rules.d/61-gdm.rules
#Randomize MAC address
sudo bash -c 'cat > /etc/NetworkManager/conf.d/00-macrandomize.conf' <<-'EOF'