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Only backup vmlinuz/initrd once with moby script

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We probably want keep the backup of the original so don't overwrite
backup if it exists.

Signed-off-by: Natanael Copa <natanael.copa@docker.com>
This commit is contained in:
Natanael Copa 2016-07-25 17:24:00 +02:00
parent d976eef44e
commit 3f13365771
1 changed files with 9 additions and 2 deletions
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11
scripts/moby.sh
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@ -4,13 +4,20 @@ set -e
mobydir=/Applications/Docker.app/Contents/Resources/moby
backup_once() {
if ! [ -e "$1"- ]
then
cp "$1" "$1"-
fi
}
if [ "$1" = "undo" ]
then
cp "$mobydir"/initrd.img- "$mobydir"/initrd.img
cp "$mobydir"/vmlinuz64- "$mobydir"/vmlinuz64
else
cp "$mobydir"/initrd.img "$mobydir"/initrd.img-
cp "$mobydir"/vmlinuz64 "$mobydir"/vmlinuz64-
backup_once "$mobydir"/initrd.img
backup_once "$mobydir"/vmlinuz64
cp alpine/initrd.img "$mobydir"/initrd.img
cp alpine/kernel/x86_64/vmlinuz64 "$mobydir"/vmlinuz64
fi