43 lines
914 B
Bash
Executable File
43 lines
914 B
Bash
Executable File
#!/bin/bash
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set -e
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. /lib/recovery-mode/l10n.sh
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# check if its there
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if [ ! -x /usr/bin/apt-btrfs-snapshot ]; then
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exit 1
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fi
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# check if its usable, if list returns a non-zero exit code,
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# we probably run on a system with no snapshot support
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if ! /usr/bin/apt-btrfs-snapshot list > /dev/null 2>&1; then
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exit 1
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fi
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# if we make it to this point, show some help
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if [ "$1" = "test" ]; then
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echo $(eval_gettext "Revert to old snapshot and reboot")
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exit 0
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fi
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# get snapshots and show them in whiptail
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snapshots=$(apt-btrfs-snapshot list | sed 1d)
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tag_item=""
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for item in $snapshots; do
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tag_item="$item snapshot $tag_item"
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done
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choice="$(whiptail --menu "$(eval_gettext "Snapshot")" 15 70 6 $tag_item \
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3>&1 1>&2 2>&3 3>&-)"
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# user selected cancel
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if [ -z "$choice" ]; then
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exit 0
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fi
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# set new snapshot and reboot
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if apt-btrfs-snapshot set-default "$choice"; then
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reboot
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fi
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