/usr/sbin/proftpd-gencert is in proftpd-basic 1.3.5~rc3-2.1ubuntu2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | #!/bin/sh
#
# This script (re)creates a self-signed SSL certificate to be used for FTP/SSL protocol.
#
# Copyright (C) Francesco P. Lovergine <frankie@debian.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2,
# as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
DAYS=365
BITS=2048
KEYDIR=/etc/ssl/private
CERTDIR=/etc/ssl/certs
KEY=$KEYDIR/proftpd.key
CERT=$CERTDIR/proftpd.crt
if [ ! -x /usr/bin/openssl ]; then
echo "Openssl utility not found"
exit 1
fi
if [ $(id -u) -ne 0 ]; then
echo "Run this script as root"
exit 2
fi
if [ ! -d $KEYDIR -o ! -d $CERTDIR ]; then
echo "Target dirs not found"
exit 3
fi
rm -f $KEY $CERT
/usr/bin/openssl req -x509 -newkey rsa:$BITS \
-keyout $KEY -out $CERT \
-nodes -days $DAYS
if [ $? -eq 0 ]; then
chmod 0600 $KEY
chmod 0644 $CERT
cat <<EOF
Use the following information in your ProFTPD configuration:
TLSRSACertificateFile $CERT
TLSRSACertificateKeyFile $KEY
See /etc/proftpd/tls.conf for suggested TLS related configuration
items and include that file in your /etc/proftpd/proftpd.conf file.
EOF
else
echo "Key generation failed"
exit 4
fi
exit 0
|