pixelfed/app/Console/Commands/BackupToCloud.php

<?php

namespace App\Console\Commands;

use Illuminate\Http\File;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Storage;
use Spatie\Backup\BackupDestination\BackupDestination;

class BackupToCloud extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'backup:cloud';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Send backups to cloud storage';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @return int
     */
    public function handle()
    {
		$localDisk = Storage::disk('local');
		$cloudDisk = Storage::disk('backup');
		$backupDestination = new BackupDestination($localDisk, '', 'local');

		if(
			empty(config('filesystems.disks.backup.key')) ||
			empty(config('filesystems.disks.backup.secret')) ||
			empty(config('filesystems.disks.backup.endpoint')) ||
			empty(config('filesystems.disks.backup.region')) ||
			empty(config('filesystems.disks.backup.bucket'))
		) {
			$this->error('Backup disk not configured.');
			$this->error('See https://docs.pixelfed.org/technical-documentation/env.html#filesystem for more information.');
			return Command::FAILURE;
		}

		$newest = $backupDestination->newestBackup();
		$name = $newest->path();
		$parts = explode('/', $name);
		$fileName = array_pop($parts);
		$storagePath = 'backups';
		$path = storage_path('app/'. $name);
		$file = $cloudDisk->putFileAs($storagePath, new File($path), $fileName, 'private');
		$this->info("Backup file successfully saved!");
		$url = $cloudDisk->url($file);
		$this->table(
			['Name', 'URL'],
			[
				[$fileName, $url]
			],
		);
		return Command::SUCCESS;
    }
}