/mandos/trunk

To get this branch, use:
bzr branch /loggerhead/mandos/trunk
953 by Teddy Hogeborn
Adapt to changes in cryptsetup; use "cryptroot-unlock" program
1
#!/bin/sh -e
2
# 
3
# Script to wait for plugin-runner to exit before continuing boot
4
# 
5
# Copyright © 2018 Teddy Hogeborn
6
# Copyright © 2018 Björn Påhlsson
7
# 
8
# This file is part of Mandos.
9
# 
10
# Mandos is free software: you can redistribute it and/or modify it
11
# under the terms of the GNU General Public License as published by
12
# the Free Software Foundation, either version 3 of the License, or
13
# (at your option) any later version.
14
# 
15
#     Mandos is distributed in the hope that it will be useful, but
16
#     WITHOUT ANY WARRANTY; without even the implied warranty of
17
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18
#     GNU General Public License for more details.
19
# 
20
# You should have received a copy of the GNU General Public License
21
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
22
# 
23
# Contact the authors at <mandos@recompile.se>.
24
# 
25
# This script will run in the initrd environment at boot and remove
26
# the file keeping the dummy plugin running, forcing plugin-runner to
27
# exit if it is still running.
28
29
# This script should be installed as
30
# "/usr/share/initramfs-tools/scripts/local-premount/mandos" which will
31
# eventually be "/scripts/local-premount/mandos" in the initrd.img
32
# file.
33
34
PREREQ=""
35
prereqs()
36
{
37
    echo "$PREREQ"
38
}
39
40
case $1 in
41
prereqs)
42
	prereqs
43
	exit 0
44
	;;
45
esac
46
47
. /scripts/functions
48
49
pid=$(cat /run/mandos-plugin-runner.pid 2>/dev/null)
50
51
# If the dummy plugin is running, removing this file should force the
52
# dummy plugin to exit successfully, thereby making plugin-runner shut
53
# down all its other plugins and then exit itself.
54
rm -f /run/mandos-keep-running >/dev/null 2>&1
55
56
# Wait for exit of plugin-runner, if still running
57
if [ -n "$pid" ]; then
58
    while :; do
59
	case "$(readlink /proc/"$pid"/exe 2>/dev/null)" in
60
	    */plugin-runner) sleep 1;;
61
	    *) break;;
62
	esac
63
    done
64
    rm -f /run/mandos-plugin-runner.pid >/dev/null 2>&1
65
fi