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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
|
#!/usr/bin/env bash
####
# FILE NAME do-offline-updates.sh
#
# Authors:
# Gustav Hartvigsson 2024
# Distributed under the Cool Licence 1.1
#
####
__UPDATES_AVAILABLE=false
__DO_REBOOT=true
__DO_DOWNLOAD=true
__REBOOT_COMMAND="systemctl reboot"
__SANITY=true
__SCRIPT_ROOT=$(dirname $(readlink -f $0))
source $__SCRIPT_ROOT/useful.inc.sh
function __usage () {
echo " do-offline-updates.sh"
echo "Perform offline updates, if available."
echo ""
echo "--help -h"
echo " Show this help message."
echo ""
echo "--no-reboot"
echo " Do not perform an reboot."
echo ""
echo "--no-download --check-updates"
echo " Do not download updates."
echo " Will show if updates are available."
echo " Implies --no-reboot."
echo ""
}
function __sanity_check () {
# Check that we have the tools needed.
__find_tool systemctl
__find_tool pkcon
if [[ $__SANITY == false ]]; then
echo ""
echo "Please install the missing tools."
echo ""
exit 1
fi
}
function __check_for_updates () {
__silent pkcon get-updates
if [[ $? == 0 ]]; then
echo "Updates are available!"
echo ""
__UPDATES_AVAILABLE=true
else
echo "No updates available."
__UPDATES_AVAILABLE=false
fi
}
function __download_updates () {
pkcon update --download-only
if [[ $? == 0 ]];then
__UPDATES_AVAILABLE=true
else
## huh?
__UPDATES_AVAILABLE=false
fi
}
function __reboot () {
echo "reboot"
eval $__REBOOT_COMMAND
}
function __parse_args () {
while [[ $# -gt 0 ]]
do
case $1 in
-h|--help)
__usage
exit
shift
;;
--no-reboot)
__DO_REBOOT=false
shift
;;
--no-download|--check-updates)
__DO_REBOOT=false
__DO_DOWNLOAD=false
shift
;;
*)
echo "Unkown argument \"${1}\"."
exit 1
shift
;;
--)
shift
break
;;
esac
done
}
function __main () {
__sanity_check
__parse_args $@
__check_for_updates
if [[ ( "$__DO_DOWNLOAD" == true ) && ( "$__UPDATES_AVAILABLE" == true ) ]]; then
__do_download
fi
if [[ ( "$__DO_REBOOT" == true ) && ( "$__UPDATES_AVAILABLE" == true ) ]]; then
__do_reboot
fi
}
__main $@
|