#!/bin/bash

# Set variables
backup=$(date +%Y%m%d%H%M)
RETENTION_DAYS=5

log_message() {
    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1"
}

log_message "Starting backup process..."

# Stop Docker
log_message "Stopping Docker services..."
cd /home/oc/dao/docker
docker compose down

## Baikal backup
log_message "Backing up Baikal database..."
cd /home/oc/dao/docker/data/baikal/Specific/db
[[ -f ./db.sqlite ]] && echo .dump | sqlite3 db.sqlite | gzip > "dumps/${backup}_baikal.sql.gz" && log_message "Baikal dumped"

# tar docker folder
log_message "Creating Docker tarball..."
cd /home/oc/dao
tar -cf "/tmp/${backup}_docker.tar.gz" docker/

# rclone upload
log_message "Uploading to remote storage..."
cd /tmp
rclone copy "${backup}_docker.tar.gz" vault:/system/backups/docker/
rm -f ${backup}_docker.tar.gz

# Clean up old backups (keep last 5 days)
log_message "Cleaning up old backups..."
rclone delete vault:/system/backups/docker/ --min-age ${RETENTION_DAYS}d

# Start Docker
log_message "Starting Docker services..."
cd /home/oc/dao/docker
docker compose up -d

log_message "Backup process completed."