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omarchy/bin/omarchy-fido2-setup
2025-07-17 02:05:41 -07:00

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#!/bin/bash
yay -S --noconfirm --needed libfido2 pam-u2f
# Check if the user doesn't want sudo
while [[ $# -gt 0 ]]; do
case $1 in
--no-sudo) exit 0 ;;
*)
echo "Unknown option: $1 \n --no-sudo is the only option"
exit 1
;;
esac
shift
done
tokens=$(fido2-token -L)
if [ -z "$tokens" ]; then
echo -e "\e[31m\nNo fido2 device detected. Plug it in, you may have to unlock it as well\e[0m"
else
# Create the pamu2fcfg file
if [ ! -f /etc/fido2/fido2 ]; then
sudo mkdir -p /etc/fido2
echo -e "\e[32m\nLet's setup your device, confirm on the device now\n\e[0m"
pamu2fcfg >/tmp/fido2 # This needs to run as the user
sudo mv /tmp/fido2 /etc/fido2/fido2
fi
# Add fido2 auth as an option for sudo
if ! grep -q pam_u2f.so /etc/pam.d/sudo; then
sudo sed -i '1i auth sufficient pam_u2f.so cue authfile=/etc/fido2/fido2' /etc/pam.d/sudo
fi
fi