mirror of
https://github.com/flynx/ImageGrid.git
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76 lines
1.6 KiB
Bash
Executable File
76 lines
1.6 KiB
Bash
Executable File
#!/usr/bin/bash
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# XXX need:
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# - protocol (command) to create archive root
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# manually:
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# - copy tree
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# - run snapshot.sh
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# script:
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# XXX
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# - protocol to create snapshots
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# - sync-flash.sh ???
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# - protocol to restore stuff -- simply copy???
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# - protocol to fully delete something -- i.e. delete snapshots???
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# - a way to list deleted files
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# - a way to list available file versions
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# - a way to restore specicifc file(s)
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# - a way to maintain a set number of snapshots...
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#
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SNAPSHOT_DIR=.snapshots
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SUBVOLUME_DIR=media
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# run in script dir (not cwd)...
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DIR=`dirname "$0"`
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if ! [ -z "$DIR" ] ; then
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cd "$DIR"
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fi
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# check if on btrfs filesystem...
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# XXX also check if btrfs command is available...
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if ! btrfs filesystem usage . > /dev/null ; then
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exit
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fi
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createTree(){
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mkdir -p ./media/img/my/work/
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# XXX copy scritps...
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}
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#SNAPSHOT_COUNT=
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# create ./media...
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# XXX check if not a directory...
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if ! [ -e "$SUBVOLUME_DIR" ] ; then
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btrfs subvolume create "$SUBVOLUME_DIR"
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# XXX build tree -- ImageGrid
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# convert ./media to a subvolume...
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elif [ "$(stat --format=%i "$SUBVOLUME_DIR")" == 256 ] ; then
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mkdir bak
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mv "$SUBVOLUME_DIR" bak/
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btrfs subvolume create "$SUBVOLUME_DIR"
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cp --archive --one-file-system --reflink=always \
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./bak/"$SUBVOLUME_DIR"/{,.}* \
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"$SUBVOLUME_DIR"/
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fi
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mkdir -p "$SNAPSHOT_DIR"
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# XXX should this be more human readable???
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# ...a date + number maybe???
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SNAPSHOT=$((
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$( ls "$SNAPSHOT_DIR" \
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| sort -n \
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| tail -n 1 ) \
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+ 1 ))
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btrfs subvolume snapshot -r "$SUBVOLUME_DIR" "${SNAPSHOT_DIR}/${SNAPSHOT}"
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# vim:set nowrap nospell :
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