15
15
# If prerm fails during replacement due to conflict:
16
16
# <postinst> abort-remove in-favour <new-package> <version>
18
. /usr/share/debconf/confmodule
20
# Update the initial RAM file system image
20
# Update the initramfs
23
if [ -x /usr/sbin/update-initramfs ]; then
24
update-initramfs -u -k all
27
if dpkg --compare-versions "$2" lt-nl "1.0.10-1"; then
28
# Make old initrd.img files unreadable too, in case they were
29
# created with mandos-client 1.0.8 or older.
30
find /boot -maxdepth 1 -type f -name "initrd.img-*.bak" \
31
-print0 | xargs --null --no-run-if-empty chmod o-r
37
# Rename old "mandos" user and group
38
if dpkg --compare-versions "$2" lt "1.0.3-1"; then
39
case "`getent passwd mandos`" in
40
*:Mandos\ password\ system,,,:/nonexistent:/bin/false)
41
usermod --login _mandos mandos
42
groupmod --new-name _mandos mandos
47
# Create new user and group
48
if ! getent passwd _mandos >/dev/null; then
49
adduser --system --force-badname --quiet --home /nonexistent \
50
--no-create-home --group --disabled-password \
51
--gecos "Mandos password system" _mandos
55
# Create client key pair
57
if [ -r /etc/keys/mandos/pubkey.txt \
58
-a -r /etc/keys/mandos/seckey.txt ]; then
61
if [ -x /usr/sbin/mandos-keygen ]; then
67
if [ -r /etc/keys/mandos/dhparams.pem ]; then
70
# Create a Diffe-Hellman parameters file
71
DHFILE="`mktemp -t mandos-client-dh-parameters.XXXXXXXXXX.pem`"
72
# First try certtool from GnuTLS
73
if ! certtool --generate-dh-params --sec-param high \
74
--outfile "$DHFILE"; then
75
# Otherwise try OpenSSL
76
if ! openssl genpkey -genparam -algorithm DH -out "$DHFILE" \
77
-pkeyopt dh_paramgen_prime_len:3072; then
78
# None of the commands succeded; give up
23
if which update-initramfs >/dev/null 2>&1; then
83
sed --in-place --expression='0,/^-----BEGIN DH PARAMETERS-----$/d' \
85
sed --in-place --expression='1i-----BEGIN DH PARAMETERS-----' \
87
cp --archive "$DHFILE" /etc/keys/mandos/dhparams.pem
95
create_dh_params "$@" || :
98
33
abort-upgrade|abort-deconfigure|abort-remove)
102
echo "$0 called with unknown argument '$1'" 1>&2
37
echo "$0 called with unknown argument \`$1'" 1>&2