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https://github.com/kevinveenbirkenbach/computer-playbook.git
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35 lines
1.2 KiB
Bash
35 lines
1.2 KiB
Bash
#! /bin/sh
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backup_to_swappable_destination_path="$1" &&
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echo "backup to swappable destination path: $backup_to_swappable_destination_path" &&
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source_path="$2" &&
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echo "source path: $source_path" || exit 1
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if [ ! -d "$backup_to_swappable_destination_path" ]; then
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echo "Directory $backup_to_swappable_destination_path does not exist" &&
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exit 1
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fi
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machine_id="$(sha256sum /etc/machine-id | head -c 64 )" &&
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echo "machine id: $machine_id" &&
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versions_path="$backup_to_swappable_destination_path$machine_id/backup-to-swappable/" &&
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echo "versions path: $versions_path" || exit 1
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if [ ! -d "$versions_path" ]; then
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echo "Creating $versions_path..." &&
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mkdir -vp $versions_path || exit 1
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fi
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previous_version_path="$(ls -d $versions_path* | tail -1)" &&
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echo "previous versions path: $previous_version_path" &&
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current_version_path="$versions_path$(date '+%Y%m%d%H%M%S')" &&
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echo "current versions path: $current_version_path" &&
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echo "creating backup destination folder..." &&
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mkdir -vp "$current_version_path" &&
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echo "Starting syncronization..."
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rsync -abP --delete --delete-excluded --link-dest="$previous_version_path" "$source_path" "$current_version_path" &&
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echo "Syncronization finished." || exit 1 |