- fingerprint=$(su_monkeysphere_user "gpg --list-key --with-colons --with-fingerprint 0x${keyID}!" \
- | grep '^fpr:' | grep "$keyID" | cut -d: -f10)
+ fingerprint=$(su_monkeysphere_user "GNUPGHOME=$tmpDir gpg --list-key --with-colons --with-fingerprint ${revokerKeyID}" \
+ | grep '^fpr:' | cut -d: -f10)
+
+ # test that there is only a single fingerprint
+ if (( $(echo "$fingerprint" | wc -l) != 1 )) ; then
+ cat <<EOF
+More than one fingerprint found:
+$fingerprint
+Please use a more specific key ID.
+EOF
+ failure
+ fi