blob: d846ea7614703dd80f590f45a6f74341889dd773 (
plain)
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
|
#!/bin/sh
#
# Petitboot utility script for running a petitboot UI program
# on a console tty.
#
ui=petitboot-nc
shell=sh
getty=/sbin/getty
use_getty=0
detach=0
usage() {
cat >&2 <<EOF
pb-console [OPTIONS] -- [ARGS]
OPTIONS
-d, --detach
Start in a detached (background) state.
-g, --getty[=PATH]
Start a getty (specified by PATH, otherwise $getty),
passing additional ARGS to the getty process
-s, --shell=PATH
Use PATH as the exit-to-shell shell
-u, --ui=PATH
Use PATH as the petitboot UI
-h, --help
Print a help message.
EOF
exit 1
}
opts=$(getopt --options 'hdg::s:u:' \
--long 'help,detach,getty::,shell:,ui:' \
-- "$@")
[ $? = 0 ] || exit 1
eval set -- "$opts"
while :
do
case "$1" in
-d | --detach)
detach=1
shift
;;
-g | --getty)
use_getty=1
getty_arg="$2"
shift 2
;;
-s | --shell)
shell="$2"
shift 2
;;
-u | --ui)
ui="$2"
shift 2
;;
--help | -h)
usage
;;
--)
shift
break
;;
*)
echo "getopt error"
exit 1
esac
done
if [ "$use_getty" = 1 ]
then
if [ -n "$getty_arg" ]
then
getty="$getty_arg"
fi
if [ "$detach" = 1 ]
then
$getty -l $0 "$@" &
exit
else
exec $getty -l $0 "$@"
fi
fi
for f in /etc/environment /etc/locale
do
if [ -e "$f" ]
then
export $(cat "$f")
fi
done
while :
do
$ui
reset
echo "Exiting petitboot. Type 'exit' to return."
$shell
done
|
