Immich backup+db script designed to work with Backblaze B2 and rclone

immich_backup.sh

#!/bin/bash

# Modify with the path to your Immich data/upload directory
IMMICH_DATA_DIR="/mnt/media/immich"
# Modify with the path to your local db backup directory
DB_BACKUP_DIR="/mnt/media/immich_db_backups"
# Your configured rclone path to B2 bucket
B2_BUCKET="backblaze:hydronbackup"
# Database container name
DB_CONTAINER_NAME="immich_postgres"

DATE=$(date +%Y-%m-%d)

# Step 1: Database dump
echo "Creating database dump..."
docker exec -t $DB_CONTAINER_NAME pg_dumpall --clean --if-exists --username=postgres | gzip > "$DB_BACKUP_DIR/$DATE.dump.sql.gz"

# Step 2: Upload the database dump
echo "Uploading database dump to B2..."
rclone copy "$DB_BACKUP_DIR/$DATE.dump.sql.gz" "${B2_BUCKET}/immich/database" --progress

# Step 3: Sync the Immich data directory
echo "Syncing immich data directory to B2..."
rclone sync $IMMICH_DATA_DIR "${B2_BUCKET}/immich/storage" --progress

# Step 4: Cleanup old dumps
echo "Cleaning up old database dumps..."
# We list the dumps sorted by date, skip the latest 10, and remove the rest
rclone lsf --files-only "${B2_BUCKET}/immich/database" | sort | head -n -10 | while read -r old_dump; do
    rclone delete "${B2_BUCKET}/immich/database/${old_dump}"
    rm "$DB_BACKUP_DIR/${old_dump}"
    echo "Removed old dump: $old_dump"
done

echo "Backup and sync process completed."