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 initramfs
20
# Update the initial RAM file system image
23
if which update-initramfs >/dev/null 2>&1; then
23
update-initramfs -u -k all
25
if dpkg --compare-versions "$2" lt-nl "1.0.10-1"; then
26
# Make old initrd.img files unreadable too, in case they were
27
# created with mandos-client 1.0.8 or older.
28
find /boot -maxdepth 1 -type f -name "initrd.img-*.bak" \
29
-print0 | xargs --null --no-run-if-empty chmod o-r
35
# Rename old "mandos" user and group
36
if dpkg --compare-versions "$2" lt "1.0.3-1"; then
37
case "`getent passwd mandos`" in
38
*:Mandos\ password\ system,,,:/nonexistent:/bin/false)
39
usermod --login _mandos mandos
40
groupmod --new-name _mandos mandos
45
# Create new user and group
46
if ! getent passwd _mandos >/dev/null; then
47
adduser --system --force-badname --quiet --home /nonexistent \
48
--no-create-home --group --disabled-password \
49
--gecos "Mandos password system" _mandos
53
# Create client key pair
55
if [ -r /etc/keys/mandos/pubkey.txt \
56
-a -r /etc/keys/mandos/seckey.txt ]; then
63
if [ -r /etc/keys/mandos/dhparams.pem ]; then
66
# Create a Diffe-Hellman parameters file
67
DHFILE="`mktemp -t mandos-client-dh-parameters.XXXXXXXXXX.pem`"
68
# First try certtool from GnuTLS
69
if ! certtool --generate-dh-params --sec-param high \
70
--outfile "$DHFILE"; then
71
# Otherwise try OpenSSL
72
if ! openssl genpkey -genparam -algorithm DH -out "$DHFILE" \
73
-pkeyopt dh_paramgen_prime_len:3072; then
74
# None of the commands succeded; give up
79
sed --in-place --expression='0,/^-----BEGIN DH PARAMETERS-----$/d' \
81
sed --in-place --expression='1i-----BEGIN DH PARAMETERS-----' \
83
cp --archive "$DHFILE" /etc/keys/mandos/dhparams.pem
30
if ! getent passwd mandos >/dev/null; then
31
adduser --disabled-password --quiet --system \
32
--home /var/run/mandos --no-create-home \
33
--gecos "Mandos password daemon" --group mandos
91
create_dh_params "$@" || :
38
94
abort-upgrade|abort-deconfigure|abort-remove)
42
echo "$0 called with unknown argument \`$1'" 1>&2
98
echo "$0 called with unknown argument '$1'" 1>&2