/usr/bin/gpgsm-gencert.sh is in gpgsm 2.0.26-6+deb8u2.
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 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 | #!/bin/sh
# -*- sh -*-
# gpgsm-gencert.c - Generate X.509 certificates through GPGSM.
# Copyright (C) 2004, 2005 Free Software Foundation, Inc.
#
# This file is part of GnuPG.
#
# GnuPG is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# GnuPG 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, see <http://www.gnu.org/licenses/>.
set -e
ASSUAN_FP_IN=4
ASSUAN_FP_OUT=5
ASSUAN_COMMANDS="\
INPUT FD=$ASSUAN_FP_IN\n\
OUTPUT FD=$ASSUAN_FP_OUT --armor\n\
GENKEY\n\
BYE\n"
ANSWER=""
query_user()
{
message=$1; shift
echo "$message" >&2
echo -n "> " >&2
read answer
ANSWER=$answer;
}
query_user_menu()
{
message=$1; shift
i=0
echo "$message" >&2
for choice in "$@"; do
i=$(expr $i + 1)
echo " [$i] $choice" >&2
done
while true; do
j=1
echo -n "Your selection: " >&2
read idx
while [ $j -lt $i -o $j -eq $i ]; do
if [ "$idx" = $j ]; then
break
fi
j=$(expr $j + 1)
done
if [ $j -lt $i -o $j -eq $i ]; then
break
fi
done
i=0
for choice in "$@"; do
i=$(expr $i + 1)
if [ $i -eq $idx ]; then
ANSWER=$1
break;
fi
shift
done
echo "You selected: $ANSWER" >&2
}
echo "WARNING: This script is deprecated; please use" >&2
echo " gpgsm --gen-key" >&2
echo " instead." >&2
KEY_TYPE=""
while [ -z "$KEY_TYPE" ]; do
query_user_menu "Key type" "RSA" "Existing key" "Direct from card"
case "$ANSWER" in
RSA)
KEY_TYPE=$ANSWER
query_user_menu "Key length" "1024" "2048"
KEY_LENGTH=$ANSWER
KEY_GRIP=
;;
Existing*)
# User requested to use an existing key; need to set some dummy defaults
query_user "Keygrip "
if [ -n "$ANSWER" ]; then
KEY_TYPE=RSA
KEY_LENGTH=1024
KEY_GRIP=$ANSWER
fi
;;
Direct*)
tmp=$(echo 'SCD SERIALNO' | gpg-connect-agent | \
awk '$2 == "SERIALNO" {print $3}')
if [ -z "$tmp" ]; then
echo "No card found" >&2
else
echo "Card with S/N $tmp found" >&2
tmp=$(echo 'SCD LEARN --force' | gpg-connect-agent | \
awk '$2 == "KEYPAIRINFO" {printf " %s", $4}')
sshid=$(echo 'SCD GETATTR $AUTHKEYID' | gpg-connect-agent | \
awk '$2 == "$AUTHKEYID" {print $3}')
[ -n "$sshid" ] && echo "gpg-agent uses $sshid as ssh key" >&2
query_user_menu "Select key " $tmp "back"
if [ "$ANSWER" != "back" ]; then
KEY_TYPE="card:$ANSWER"
KEY_LENGTH=
KEY_GRIP=
fi
fi
;;
*)
exit 1
;;
esac
done
query_user_menu "Key usage" "sign, encrypt" "sign" "encrypt"
KEY_USAGE=$ANSWER
query_user "Name (DN)"
NAME=$ANSWER
EMAIL_ADDRESSES=
LF=
while : ; do
query_user "E-Mail addresses (end with an empty line)"
[ -z "$ANSWER" ] && break
EMAIL_ADDRESSES="${EMAIL_ADDRESSES}${LF}Name-Email: $ANSWER"
LF='
'
done
DNS_ADDRESSES=
LF=
while : ; do
query_user "DNS Names (optional; end with an empty line)"
[ -z "$ANSWER" ] && break
DNS_ADDRESSES="${DNS_ADDRESSES}${LF}Name-DNS: $ANSWER"
LF='
'
done
URI_ADDRESSES=
LF=
while : ; do
query_user "URIs (optional; end with an empty line)"
[ -z "$ANSWER" ] && break
URI_ADDRESSES="${URI_ADDRESSES}${LF}Name-URI: $ANSWER"
LF='
'
done
file_parameter=$(mktemp "/tmp/gpgsm.XXXXXX")
outfile=$(mktemp "/tmp/gpgsm.XXXXXX")
(
cat <<EOF
Key-Type: $KEY_TYPE
Key-Length: $KEY_LENGTH
Key-Usage: $KEY_USAGE
Name-DN: $NAME
EOF
[ -n "$KEY_GRIP" ] && echo "Key-Grip: $KEY_GRIP"
[ -n "$EMAIL_ADDRESSES" ] && echo "$EMAIL_ADDRESSES"
[ -n "$DNS_ADDRESSES" ] && echo "$DNS_ADDRESSES"
[ -n "$URI_ADDRESSES" ] && echo "$URI_ADDRESSES"
) > "$file_parameter"
echo 'Parameters for certificate request to create:' >&2
cat -n "$file_parameter" >&2
echo >&2
query_user_menu "Really create such a CSR?" "yes" "no"
[ "$ANSWER" != "yes" ] && exit 1
printf "$ASSUAN_COMMANDS" | \
gpgsm --no-log-file --debug-level none --debug-none \
--server 4< "$file_parameter" 5>"$outfile" >/dev/null
cat "$outfile"
rm "$file_parameter" "$outfile"
exit 0
|