diff options
Diffstat (limited to 'src/samizdat-diff-root')
-rwxr-xr-x | src/samizdat-diff-root | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/samizdat-diff-root b/src/samizdat-diff-root new file mode 100755 index 0000000..ea9bb85 --- /dev/null +++ b/src/samizdat-diff-root | |||
@@ -0,0 +1,43 @@ | |||
1 | #!/bin/sh | ||
2 | mp=/mnt/root.tmp | ||
3 | fs=/ | ||
4 | |||
5 | excludes='--exclude /var/log/ --exclude /tmp/' | ||
6 | |||
7 | devs() | ||
8 | { | ||
9 | btrfs fi sh "$fs" | sed -ne 's?^[ \t]*devid[ \t].*/dev?/dev?p' | ||
10 | } | ||
11 | |||
12 | [ $(id -u) = 0 ] || exec sudo "$0" "$@" || exit | ||
13 | |||
14 | if ! [ -e "$mp" ] || ! mountpoint -q "$mp" | ||
15 | then | ||
16 | mkdir -p "$mp" | ||
17 | dev=$(devs | tail -n1) || exit | ||
18 | mount -t btrfs "$dev" -o subvol=/ "$mp" || exit | ||
19 | fi | ||
20 | |||
21 | case $# in | ||
22 | 0) run() | ||
23 | { | ||
24 | rsync -xani $excludes "$mp"/root/ "$mp"/root~orig/ | ||
25 | } | ||
26 | ;; | ||
27 | *) run() | ||
28 | { | ||
29 | for f | ||
30 | do | ||
31 | diff "$mp"/root/"$f" "$mp"/root~orig/"$f" | ||
32 | done | ||
33 | } | ||
34 | ;; | ||
35 | esac | ||
36 | if [ -t 0 ] | ||
37 | then | ||
38 | run "$@" | less | ||
39 | else | ||
40 | run "$@" | ||
41 | fi | ||
42 | |||
43 | umount "$mp" | ||