gpg --gen-key --batch <<EOF
Key-Type: RSA
Key-Length: 4096
Subkey-Type: RSA
Subkey-Length: 4096
Name-Real: <ton_nom>
Name-Email: <ton_mail>
Expire-Date: 0
Passphrase: <ta_passphrase>
%pubring foo${1}.pub
%secring foo${1}.sec
# Do a commit here, so that we can later print "done" :-)
%commit
EOF