/opt/mail2pgp/.procmailrc

gistfile1.txt

LOGFILE=/opt/mail2pgp/procmail.log
SHELL=/bin/bash
VERBOSE=yes
LOGABSTRACT=yes
FORMAIL=/usr/bin/formail
GNUPGHOME=/opt/mail2pgp/.gnupg

:0 H
*
{
   MYHDRS=`formail -XContent-Type: -XContent-disposition: -XContent-transfer-encoding:`
   :0 fh
   | formail -I 'Content-Type: multipart/encrypted; protocol="application/pgp-encrypted"; boundary="iy67b7eliunzc2u3"' -I 'Content-disposition: inline' -I 'User-Agent: mail2pgp/20171120'

   :0 fb
   | { cat /opt/mail2pgp/gpg-mime-start ; { echo "$MYHDRS" ; echo ; cat - ; } | gpg --keyring /opt/mail2pgp/keyring.gpg --batch --quiet --always-trust -a -e -r $PGP_KEY; cat /opt/mail2pgp/gpg-mime-end; }
}

:0c
! $FWD_TO