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Commit | Line | Data |
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2f0630d7 AK |
1 | #!/bin/sh |
2 | set -e | |
3 | ||
4 | # Defaults | |
5 | CLASS= | |
6 | INSTANCE= | |
7 | REALM= | |
8 | RECIPIENTS= | |
9 | SIG="$(hostname -f)" | |
10 | OPCODE=auto | |
11 | ZAUTH= | |
12 | ||
13 | # Read configuration | |
14 | . /etc/apt-zephyr.conf | |
15 | ||
2cca0470 AK |
16 | send_zephyr () |
17 | { | |
18 | zwrite \ | |
19 | ${CLASS:+-c "$CLASS"} \ | |
20 | ${INSTANCE:+-i "$INSTANCE"} \ | |
21 | ${REALM:+-r "$REALM"} \ | |
22 | ${SIG:+-s "$SIG"} \ | |
23 | ${OPCODE:+-O "$OPCODE"} \ | |
24 | ${ZAUTH:--d} \ | |
25 | ${RECIPIENTS:+$RECIPIENTS} | |
26 | } | |
27 | ||
2f0630d7 AK |
28 | package () |
29 | { | |
30 | package=$1 | |
31 | oldver=$2 | |
32 | cmp=$3 | |
33 | newver=$4 | |
34 | ||
35 | if [ "$newver" = '-' ] && [ "$oldver" = '-' ]; then | |
36 | echo "Purging $package" | |
37 | elif [ "$newver" = '-' ]; then | |
38 | echo "Removing $package $oldver" | |
39 | elif [ "$oldver" = '-' ]; then | |
40 | echo "Installing $package $newver" | |
41 | elif [ "$cmp" = '<' ]; then | |
42 | echo "Upgrading $package $oldver to $newver" | |
43 | elif [ "$cmp" = '=' ]; then | |
44 | echo "Reinstalling $package $newver" | |
45 | elif [ "$cmp" = '>' ]; then | |
46 | echo "Downgrading $package $oldver to $newver" | |
47 | else | |
48 | echo "I'm confused: $*" | |
49 | fi | |
50 | } | |
51 | ||
b714faeb AK |
52 | parse_v1 () |
53 | { | |
54 | oldpkgs=$(mktemp -t "apt-zephyr-old.XXXXXX") || exit $? | |
55 | newpkgs=$(mktemp -t "apt-zephyr-new.XXXXXX") || exit $? | |
56 | xargs -r -d '\n' dpkg-deb -W | sort -o "$newpkgs" | |
57 | cut -f 1 "$newpkgs" | xargs -r -d '\n' dpkg-query -W | \ | |
58 | sort -o "$oldpkgs" | |
59 | join -t ' ' -j 1 -e '-' "$oldpkgs" "$newpkgs" | \ | |
60 | while IFS=' ' read -r package oldver newver; do | |
61 | if dpkg --compare-versions "$oldver" lt "$newver"; then | |
62 | package "$package" "$oldver" '<' "$newver" | |
63 | elif dpkg --compare-versions "$oldver" eq "$newver"; then | |
64 | package "$package" "$oldver" '=' "$newver" | |
65 | else | |
66 | package "$package" "$oldver" '>' "$newver" | |
67 | fi | |
68 | done | |
69 | rm -f "$oldpkgs" "$newpkgs" | |
70 | } | |
71 | ||
e710ad29 AK |
72 | parse_v2 () |
73 | { | |
74 | while read -r line && [ -n "$line" ]; do :; done | |
75 | while read -r package oldver cmp newver action; do | |
76 | case "$action" in | |
77 | '**CONFIGURE**' | '**REMOVE**') | |
78 | package "$package" "$oldver" "$cmp" "$newver" | |
79 | ;; | |
80 | '**ERROR**') | |
81 | echo "ERROR on $package $newver" | |
82 | ;; | |
83 | esac | |
84 | done | |
85 | } | |
86 | ||
6d930f30 AK |
87 | pre_install_pkgs () |
88 | { | |
89 | read -r line | |
90 | case "$line" in | |
91 | 'VERSION 2') | |
92 | parse_v2 | send_zephyr | |
93 | ;; | |
94 | 'VERSION *') | |
95 | echo "$0: unrecognized version: $line" | send-zephyr | |
96 | ;; | |
97 | '') | |
98 | ;; | |
99 | *) | |
100 | (echo "$line"; cat) | parse_v1 | send_zephyr | |
101 | ;; | |
102 | esac | |
103 | } | |
104 | ||
7871bb44 AK |
105 | post_invoke () |
106 | { | |
107 | echo 'Done.' | send_zephyr | |
108 | } | |
109 | ||
110 | if [ "$1" = "--pre-install-pkgs" ]; then | |
111 | pre_install_pkgs | |
112 | elif [ "$1" = "--post-invoke" ]; then | |
113 | post_invoke | |
114 | else | |
115 | echo "usage: $0 {--pre-install-pkgs | --post-invoke}" >&2 | |
116 | echo "(Hint: you probably need to update /etc/apt/apt.conf.d/90zephyr.)" >&2 | |
117 | fi | |
118 | ||
119 | exit 0 |