Files
Backup/MySQLTower/mysqlbackup_with_gzip.py
T
Administrator 36d7c43441 notebookvb
2026-05-23 05:28:39 +02:00

86 lines
2.6 KiB
Python

#!/bin/bash
set -x
# ==========================================================
# CONFIGURATION
# ==========================================================
CONTAINER_NAME="MySQL"
DB_USER="root"
DB_PASS="Vlado9674+"
UNRAID_NAME="tower"
BASE_PATH="/mnt/user/MySQLBackup"
KEEP_DAYS=3
# Databases to back up
WHAT_TO_BACKUP=("fio" "torrents" "OrdinaceDropBoxBackup" "medevio" "kanboard" "medicus" "studie" "puzzle")
# ==========================================================
# START
# ==========================================================
echo "Starting scheduled backup for: ${WHAT_TO_BACKUP[*]}"
START_TS=$(date '+%Y-%m-%d %H:%M:%S')
for DB_NAME in "${WHAT_TO_BACKUP[@]}"; do
echo "------------------------------------------"
echo "Processing database: $DB_NAME"
DATE=$(date +%Y-%m-%d_%H%M)
FINAL_PATH="$BASE_PATH/$UNRAID_NAME/$DB_NAME/$DATE"
mkdir -p "$FINAL_PATH"
DUMP_FILE="$FINAL_PATH/$DB_NAME.sql.gz"
ERR_FILE="$FINAL_PATH/$DB_NAME.err"
# ======================================================
# DUMP + GZIP
# ======================================================
docker exec "$CONTAINER_NAME" mysqldump \
-u"$DB_USER" \
-p"$DB_PASS" \
--databases "$DB_NAME" \
--single-transaction \
--quick \
--routines \
--triggers \
--events \
--set-gtid-purged=OFF \
--default-character-set=utf8mb4 \
--max_allowed_packet=512M \
2> "$ERR_FILE" \
| gzip -1 > "$DUMP_FILE"
EXIT_CODE=${PIPESTATUS[0]}
# ======================================================
# VALIDATION
# ======================================================
if [ $EXIT_CODE -eq 0 ] && [ -s "$DUMP_FILE" ] && [ ! -s "$ERR_FILE" ]; then
echo "SUCCESS: $DB_NAME backed up successfully"
echo "Dump size: $(du -h "$DUMP_FILE" | cut -f1)"
rm -f "$ERR_FILE"
else
echo "ERROR: Backup failed for database: $DB_NAME"
echo "Exit code: $EXIT_CODE"
echo "Dump file:"
ls -lh "$DUMP_FILE" 2>/dev/null || echo " (not created)"
echo "Error output:"
[ -s "$ERR_FILE" ] && cat "$ERR_FILE" || echo " (no stderr output)"
fi
# ======================================================
# CLEANUP OLD BACKUPS
# ======================================================
echo "Cleaning up old backups for $DB_NAME..."
find "$BASE_PATH/$UNRAID_NAME/$DB_NAME" \
-mindepth 1 -maxdepth 1 -type d -mtime +$KEEP_DAYS \
-exec rm -rf {} \;
done
echo "------------------------------------------"
echo "All backup tasks completed at $(date)"
echo "Started at: $START_TS"
set +x