93 lines
2.0 KiB
Bash
Executable File
93 lines
2.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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### CONFIG ###
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DATE=$(date +%F)
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BACKUPS_DIR="$HOME/backups/synapse"
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DRY_RUN=true
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KEEP_COUNT=4
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# Function to display usage information
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usage() {
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echo "Usage: $0 [--run]"
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exit 1
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}
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# Parse command-line arguments
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for arg in "$@"; do
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case $arg in
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--run)
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DRY_RUN=false
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shift
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;;
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*)
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usage
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;;
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esac
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done
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### 8️⃣ Optional: Full combined archiveve (run with sudo)
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echo "📅 Date: $DATE"
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echo "📁 Backups dir: $BACKUPS_DIR"
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echo "📦 Start reading backup files..."
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echo
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TIMESTAMP_FILE="$BACKUPS_DIR/backup_timestamps.txt"
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# Check if the backups directory exists
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if [ ! -d "$BACKUPS_DIR" ]; then
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echo "Backup directory does not exist: $BACKUPS_DIR"
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exit 1
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fi
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cd $BACKUPS_DIR
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# Count the number of existing backups
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TOTAL_BACKUPS=$(find . -name 'full-backup-*.tar.gz' | wc -l)
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echo "Existing backup files ($TOTAL_BACKUPS) :"
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# Find all full-backup-*.tar.gz files and list them
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find . -name 'full-backup-*.tar.gz'| sort -k2,2 -t. -n -r | while IFS= read -r file; do
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echo "- $file"
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done
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echo
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# Find and list files that should be removed
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echo "Files that will be deleted:"
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files_to_delete=()
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while IFS= read -r -d $'\0' dir; do
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files_to_delete+=("$dir")
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echo "- $dir"
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done < <(find . -name 'full-backup-*.tar.gz' -mtime +$KEEP_COUNT -print0)
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echo
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# Prompt for confirmation if not in dry-run mode
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#if [ "$DRY_RUN" = false ]; then
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# read -p "Do you want to delete these files? (y/n): " confirm
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# if [[ $confirm != [yY] ]]; then
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# echo "Deletion cancelled."
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# exit 0
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# fi
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# echo
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#fi
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# Delete the files in dry-run mode or actually delete them
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for file in "${files_to_delete[@]}"; do
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if [ "$DRY_RUN" = true ]; then
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echo "Will be deleted (Dry-Run): $file"
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else
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rm "$file"
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echo "Deleted $file"
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fi
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done
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echo
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# Update the timestamp file (optional, but good practice)
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if [ "$DRY_RUN" = false ]; then
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echo "$(date +%F)" > "$BACKUPS_DIR/backup_timestamps.txt"
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fi
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echo "Cleanup completed."
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