3 # Copyright (c) 2005 Pawel Jakub Dawidek <pjd@FreeBSD.org>
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
9 # 1. Redistributions of source code must retain the above copyright
10 # notice, this list of conditions and the following disclaimer.
11 # 2. Redistributions in binary form must reproduce the above copyright
12 # notice, this list of conditions and the following disclaimer in the
13 # documentation and/or other materials provided with the distribution.
15 # THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 desc="GELI disk encryption"
37 start_precmd="geli_prestart"
38 start_cmd="geli_start"
40 required_modules="geom_eli:g_eli"
42 : ${geli_mount_keys_first:=NO}
46 if checkyesno geli_mount_keys_first
48 if ! mount | grep -q "on /etc/keys ("
54 [ -n "$(geli_make_list)" -o -n "${geli_groups}" ]
60 # Reads key from EFIvar
61 # Returns tempfile pathname containing key
65 local provider_=`ltr ${provider} '/-' '_'`
66 local guid="65537263-7465-654b-4f79-44666f6f216d"
68 eval "efi=\${geli_${provider_}_efi:-NO}"
72 efivar="$(printf "%s-%s" "${guid}" "$(echo -n "${provider}" | sha256)")"
73 tmpkey="$(mktemp "/tmp/efikey_${provider_}")"
74 efivar --binary --no-name "${efivar}" > "${tmpkey}"
84 mount -t tmpfs tmpfs /tmp
94 devices=`geli_make_list`
96 if [ -z "${geli_tries}" ]; then
97 if [ -n "${geli_attach_attempts}" ]; then
98 # Compatibility with rc.d/gbde.
99 geli_tries=${geli_attach_attempts}
101 geli_tries=`${SYSCTL_N} kern.geom.eli.tries`
107 for provider in ${devices}; do
108 provider_=`ltr ${provider} '/-' '_'`
110 eval "flags=\${geli_${provider_}_flags}"
111 if [ -z "${flags}" ]; then
112 flags=${geli_default_flags}
115 efikey="$(geli_efi "${provider}")"
116 if [ -s "${efikey}" ]
118 echo "Acquired key for ${provider} from EFI."
119 flags="${flags} -p -k ${efikey}"
122 if [ -e "/dev/${provider}" -a ! -e "/dev/${provider}.eli" ]; then
123 echo "Configuring Disk Encryption for ${provider}."
125 while [ ${count} -le ${geli_tries} ]; do
126 geli attach ${flags} ${provider}
127 if [ -e "/dev/${provider}.eli" ]; then
130 echo "Attach failed; attempt ${count} of ${geli_tries}."
136 for group in ${geli_groups}; do
137 group_=`ltr ${group} '/-' '_'`
139 eval "flags=\${geli_${group_}_flags}"
140 if [ -z "${flags}" ]; then
141 flags=${geli_default_flags}
144 eval "providers=\${geli_${group_}_devices}"
145 if [ -z "${providers}" ]; then
146 echo "No devices listed in geli group ${group}."
150 efikey="$(geli_efi "${group}")"
151 if [ -s "${efikey}" ]
153 echo "Acquired key for ${group} from EFI."
154 flags="${flags} -p -k ${efikey}"
157 if [ -e "/dev/${providers%% *}" -a ! -e "/dev/${providers%% *}.eli" ]; then
158 echo "Configuring Disk Encryption for geli group ${group}, containing ${providers}."
160 while [ ${count} -le ${geli_tries} ]; do
161 geli attach ${flags} ${providers}
162 if [ -e "/dev/${providers%% *}.eli" ]; then
165 echo "Attach failed; attempt ${count} of ${geli_tries}."
176 devices=`geli_make_list`
178 for group in ${geli_groups}; do
179 group_=`ltr ${group} '/-' '_'`
181 eval "providers=\${geli_${group_}_devices}"
183 devices="${devices} ${providers}"
186 for provider in ${devices}; do
187 if [ -e "/dev/${provider}.eli" ]; then
188 umount "/dev/${provider}.eli" 2>/dev/null
189 geli detach "${provider}"