72 lines
2.0 KiB
Bash
72 lines
2.0 KiB
Bash
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#!/bin/bash
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SRC_BASE="/mnt/convert/archives"
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DEST_BASE="/mnt/5tb/archives"
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RETENTION_MONTHS=3
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TODAY=$(date +%s)
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LOG_FILE="/var/log/archive_retention.log"
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# Log start of run
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echo "=== Archive Sync: $(date) ===" >> "$LOG_FILE"
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# Init counters
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files_checked=0
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files_archived=0
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files_deleted=0
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# Traverse all subfolders
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find "$SRC_BASE" -type f -name '*.mp3' | while read -r file; do
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((files_checked++))
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filename=$(basename "$file")
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relative_path=$(realpath --relative-to="$SRC_BASE" "$file")
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subfolder=$(dirname "$relative_path")
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dest_folder="$DEST_BASE/$subfolder"
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dest_file="$dest_folder/$filename"
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# --- Date extraction logic (supports YYYY-MM-DD or YYYYMMDD) ---
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file_date=$(echo "$filename" | grep -oP '\d{4}-\d{2}-\d{2}')
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if [ -z "$file_date" ]; then
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raw_date=$(echo "$filename" | grep -oP '\d{8}')
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if [ ! -z "$raw_date" ]; then
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file_date="${raw_date:0:4}-${raw_date:4:2}-${raw_date:6:2}"
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fi
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fi
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if [ -z "$file_date" ]; then
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echo "Skipping (no valid date found): $filename" >> "$LOG_FILE"
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continue
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fi
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file_epoch=$(date -d "$file_date" +%s 2>/dev/null)
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if [ -z "$file_epoch" ]; then
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echo "Skipping (invalid date format): $filename" >> "$LOG_FILE"
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continue
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fi
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age_months=$(( (TODAY - file_epoch) / 2592000 ))
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# Make sure destination folder exists
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mkdir -p "$dest_folder"
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if [ "$age_months" -le "$RETENTION_MONTHS" ]; then
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if [ ! -f "$dest_file" ]; then
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echo "Archiving: $filename → $dest_folder" >> "$LOG_FILE"
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cp "$file" "$dest_file"
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((files_archived++))
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fi
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else
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if [ -f "$dest_file" ]; then
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echo "Deleting expired: $filename" >> "$LOG_FILE"
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rm "$dest_file"
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((files_deleted++))
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fi
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fi
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done
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# Final summary log
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echo "Checked: $files_checked | Archived: $files_archived | Deleted: $files_deleted" >> "$LOG_FILE"
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echo "" >> "$LOG_FILE"
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