#!/bin/sh
# unlock gpg key on login

pw="$(ssh-askpass 'Unlock your GPG key')"
keygrip=$(gpg-connect-agent -q 'keyinfo --list' /bye | awk '/KEYINFO/ { print $3 }')

for k in $keygrip; do
    echo "$pw" | /usr/local/libexec/gpg-preset-passphrase --preset $k
done