Add Cloud Backups, a command to store backups on S3 or compatible filesystems

app/Console/Commands/BackupToCloud.php

@@ -0,0 +1,76 @@
+<?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;
+    }
+}

config/filesystems.php

@@ -82,7 +82,7 @@ return [
         ],
 
         'backup' => [
-            'driver' => env('PF_BACKUP_DRIVER', 'local'),
+            'driver' => env('PF_BACKUP_DRIVER', 's3'),
             'visibility' => 'private',
             'root' => env('PF_BACKUP_DRIVER', 'local') == 'local' ?
                 storage_path('app/backups/') :