secureblue/files/justfiles/toggles.just

# Toggle the cups service on/off
toggle-cups:
    #!/usr/bin/pkexec /usr/bin/bash
    if systemctl is-enabled --quiet cups; then
      firewall-cmd --permanent --remove-port=631/tcp
      firewall-cmd --permanent --remove-port=631/udp 
      firewall-cmd --reload 
      systemctl mask cups
      systemctl disable cups
      systemctl stop cups
      systemctl daemon-reload
      echo "Cups disabled."
    else
      firewall-cmd --permanent --add-port=631/tcp
      firewall-cmd --permanent --add-port=631/udp 
      firewall-cmd --reload 
      systemctl unmask cups
      systemctl enable cups
      systemctl start cups
      systemctl daemon-reload
      echo "Cups enabled."
    fi

# Toggle bluetooth kernel modules on/off (requires reboot)
toggle-bluetooth-modules:
    #!/usr/bin/pkexec /usr/bin/bash
    BLUE_MOD_FILE="/etc/modprobe.d/99-bluetooth.conf"
    if test -e $BLUE_MOD_FILE; then
      sudo rm -f $BLUE_MOD_FILE
      echo "Bluetooth kernel modules disabled. Reboot to take effect."
    else
      sudo sh -c 'echo "install bluetooth /sbin/modprobe --ignore-install bluetooth" >> "$1"' _ "$BLUE_MOD_FILE"
      sudo sh -c 'echo "install btusb /sbin/modprobe --ignore-install btusb" >> "$1"' _ "$BLUE_MOD_FILE"
      sudo chmod 644 $BLUE_MOD_FILE
      echo "Bluetooth kernel modules enabled. Reboot to take effect."
    fi

# Toggle GHNS (KDE Get New Stuff)
toggle-ghns:
    #!/usr/bin/pkexec /usr/bin/bash
    KDE_GLOBALS_FILE="/etc/xdg/kdeglobals"
    if test -e $KDE_GLOBALS_FILE; then
      if grep -q "ghns=false" "$KDE_GLOBALS_FILE"; then
        sed -i "s/ghns=false/ghns=true/" "$KDE_GLOBALS_FILE"
        echo "GHNS enabled."
      elif grep -q "ghns=true" "$KDE_GLOBALS_FILE"; then
        sed -i "s/ghns=true/ghns=false/" "$KDE_GLOBALS_FILE"
        echo "GHNS disabled."
      else 
        echo "The kdeglobals file is missing the ghns toggle."
      fi
    else
      echo "No kdeglobals file found. Are you on kinoite?"
    fi

# enable a kernel module that is disabled by modprobe.d (requires restart)
override-enable-module mod_name:
    #!/usr/bin/pkexec /usr/bin/bash
    MOD_NAME="{{ mod_name }}"
    MOD_FILE="/etc/modprobe.d/99-$MOD_NAME.conf"
    if test -e $MOD_FILE; then
      echo "$MOD_NAME module is already enabled."
    else
      sudo sh -c 'echo "install $1 /sbin/modprobe --ignore-install $1" >> "$2"' _ "$MOD_NAME" "$MOD_FILE" 
      sudo chmod 644 $MOD_FILE
      echo "Override created to enable $MOD_NAME module. Reboot to take effect."
    fi

# reset the override by `just override-enable-module`, i.e. disable the module again (requires restart)
override-reset-module mod_name:
    #!/usr/bin/pkexec /usr/bin/bash
    MOD_NAME="{{ mod_name }}"
    MOD_FILE="/etc/modprobe.d/99-$MOD_NAME.conf"
    if test -e $MOD_FILE; then
      sudo rm -f $MOD_FILE
      echo "The override for $MOD_NAME module has been reset. Reboot to take effect."
    else
      echo "No override found for $MOD_NAME module."
    fi

# Toggle anticheat support by changing ptrace scope (requires restart)
toggle-anticheat-support:
    #!/usr/bin/pkexec /usr/bin/bash
    SYSCTL_HARDENING_FILE="/etc/sysctl.d/hardening.conf"
    if grep -q "kernel.yama.ptrace_scope = 3" "$SYSCTL_HARDENING_FILE"; then
        sed -i "s/kernel.yama.ptrace_scope = 3/kernel.yama.ptrace_scope = 1/" "$SYSCTL_HARDENING_FILE"
        echo "Anticheat support enabled. ptrace_scope set to 1."
    elif grep -q "kernel.yama.ptrace_scope = 1" "$SYSCTL_HARDENING_FILE"; then
        sed -i "s/kernel.yama.ptrace_scope = 1/kernel.yama.ptrace_scope = 3/" "$SYSCTL_HARDENING_FILE"
        echo "Anticheat support disabled. ptrace_scope set back to 3."
    else 
        echo "The sysctl hardening file is missing the ptrace_scope setting."
    fi

# Toggle Gnome JIT JavaScript for GJS and WebkitGTK (requires session restart)
toggle-gnome-jit-js:
    #!/usr/bin/pkexec /usr/bin/bash
    ENV_FILE="/etc/profile.d/gnome-disable-jit.sh"
    if test -e $ENV_FILE; then
        sudo rm -f $ENV_FILE
        echo "JIT JavaScript for Gnome and WebkitGTK has been enabled."
    else
        sudo cp /usr$ENV_FILE $ENV_FILE
        sudo chmod 644 $ENV_FILE
        echo "JIT JavaScript for Gnome and WebkitGTK has been disabled."
    fi

# Toggle support for using GNOME user extensions
toggle-gnome-extensions:
    #!/usr/bin/bash
    GSETTING="$(gsettings get org.gnome.shell allow-extension-installation)"
    if [[ "${GSETTING}" == "false" ]]; then
      gsettings set org.gnome.shell allow-extension-installation true
      echo "Support for GNOME user extensions have been enabled"
    else
      gsettings reset org.gnome.shell allow-extension-installation
      echo "Support for GNOME user extensions have been disabled"
    fi

# Toggle Xwayland support
toggle-xwayland ACTION="prompt":
    #!/usr/bin/pkexec /usr/bin/bash
    source /usr/lib/ujust/ujust.sh
    OPTION={{ ACTION }}
    if [ "$OPTION" == "prompt" ]; then
      echo "${bold}Toggling Xwayland (requires logout)${normal}"
      echo 'For which DE/WM do you want to toggle Xwayland?'
      OPTION=$(ugum choose "GNOME" "KDE Plasma" "Sway")
    elif [ "$OPTION" == "help" ]; then
      echo "Usage: ujust toggle-xwayland <option>"
      echo "  <option>: Specify the quick option - 'gnome', 'plasma', or 'sway'"
      echo "  Use 'gnome' to Toggle Xwayland for GNOME."
      echo "  Use 'plasma' to Toggle Xwayland for KDE Plasma."
      echo "  Use 'sway' to Toggle Xwayland for Sway."
      exit 0
    fi
    if [ "$OPTION" == "GNOME" ] || [ "${OPTION,,}" == "gnome" ]; then
      GNOME_XWAYLAND_FILE="/etc/systemd/user/org.gnome.Shell@wayland.service.d/override.conf"
      if test -e $GNOME_XWAYLAND_FILE; then
        sudo rm -f $GNOME_XWAYLAND_FILE
        echo "Xwayland for GNOME has been enabled."
      else
        sudo cp /usr$GNOME_XWAYLAND_FILE $GNOME_XWAYLAND_FILE
        sudo chmod 644 $GNOME_XWAYLAND_FILE
        echo "Xwayland for GNOME has been disabled."
      fi
    elif [ "$OPTION" == "KDE Plasma" ] || [ "${OPTION,,}" == "plasma" ]; then
      PLASMA_XWAYLAND_FILE="/etc/systemd/user/plasma-kwin_wayland.service.d/override.conf"
      if test -e $PLASMA_XWAYLAND_FILE; then
        sudo rm -f $PLASMA_XWAYLAND_FILE
        echo "Xwayland for KDE Plasma has been enabled."
      else
        sudo cp /usr$PLASMA_XWAYLAND_FILE $PLASMA_XWAYLAND_FILE
        sudo chmod 644 $PLASMA_XWAYLAND_FILE
        echo "Xwayland for KDE Plasma has been disabled."
      fi
    elif [ "$OPTION" == "Sway" ] || [ "${OPTION,,}" == "sway" ]; then
      SWAY_XWAYLAND_FILE="/etc/sway/config.d/99-noxwayland.conf"
      if test -e $SWAY_XWAYLAND_FILE; then
        sudo rm -f $SWAY_XWAYLAND_FILE
        echo "Xwayland for Sway has been enabled."
      else
        sudo cp /usr$SWAY_XWAYLAND_FILE $SWAY_XWAYLAND_FILE
        sudo chmod 644 $SWAY_XWAYLAND_FILE
        echo "Xwayland for Sway has been disabled."
      fi
    fi

# Toggle bash environment lockdown (mitigates LD_PRELOAD attacks)
toggle-bash-environment-lockdown:
    #!/usr/bin/bash
    BASH_ENV_FILES=("$HOME/.bashrc" "$HOME/.bash_profile")
    echo "${b}WARNING${n} This will overwrite your .bashrc and .bash_profile."
    echo "This is needed to ensure the mitigation is effective."
    echo "Do you understand?"
    echo "Please type in \"YES I UNDERSTAND\" and press enter"
    read ACCEPT
    if [ "$ACCEPT" == "YES I UNDERSTAND" ]; then
      if lsattr "${BASH_ENV_FILES[0]}" 2>/dev/null | awk '{print $1}' | grep -q 'i'; then
        echo "Bash environment '(${BASH_ENV_FILES[@]})' is locked down. Unlocking it."
        for file in "${BASH_ENV_FILES[@]}"; do
            pkexec chattr -i "$file"
        done
      else
        echo "Bash environment '(${BASH_ENV_FILES[@]})' is unlocked. Locking it."
        echo "
    # .bashrc

    # Source global definitions
    if [ -f /etc/bashrc ]; then
        . /etc/bashrc
    fi

    # User specific environment
    if ! [[ "\$PATH" =~ "\$HOME/.local/bin:\$HOME/bin:" ]]; then
        PATH="\$HOME/.local/bin:\$HOME/bin:\$PATH"
    fi
    export PATH

    # Uncomment the following line if you don't like systemctl's auto-paging feature:
    # export SYSTEMD_PAGER=

    unset rc
          " > ~/.bashrc

        echo "
    # .bash_profile

    # Get the aliases and functions
    if [ -f ~/.bashrc ]; then
        . ~/.bashrc
    fi

    # User specific environment and startup programs
        " > ~/.bash_profile

        for file in "${BASH_ENV_FILES[@]}"; do
            pkexec chattr +i "$file"
        done
      fi
    else
      echo "Capitalization matters when you type \"YES I UNDERSTAND\""
    fi