Read password from stdin into keyctl

gistfile1.txt

# probably want to start a new session, so the key is removed once the script closes
keyctl new_session >/dev/null

# read tye key into keyctl
stty -echo
echo -n "Enter ssh password: "
password_key=$(read -s password && echo -n "$password" | keyctl padd user pw @s)
stty echo
echo ""

# pipe the key to some program
keyctl pipe "$password_key" | cat