init

Author: jasonencode

composer.json

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+{
+    "name": "aslong/laravel-database-backup",
+    "description": "",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "C.Jason",
+            "email": "[email protected]"
+        }
+    ],
+    "require": {
+        "php": ">=7.1.3",
+        "laravel/framework": "*"
+    },
+    "autoload": {
+        "psr-0": {
+            "AsLong\\Backup": "src/"
+        }
+    },
+    "extra": {
+        "laravel": {
+            "providers": [
+                "AsLong\\Backup\\ServiceProvider"
+            ]
+        }
+    }
+}

src/BackupDatabase.php

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+<?php
+
+namespace AsLong\Backup;
+
+use Carbon\Carbon;
+use Illuminate\Console\Command;
+use Symfony\Component\Process\Exception\ProcessFailedException;
+use Symfony\Component\Process\Process;
+
+class BackupDatabase extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'db:backup';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Backup the database';
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        parent::__construct();
+
+        $this->process = new Process(sprintf(
+            'mysqldump -u%s -p%s %s > %s',
+            config('database.connections.mysql.username'),
+            config('database.connections.mysql.password'),
+            config('database.connections.mysql.database'),
+            storage_path('backups/backup_' . date('Y-m-d') . '.sql')
+        ));
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return mixed
+     */
+    public function handle()
+    {
+        try {
+            // 删除N天之前的备份
+            $directory = storage_path('backups/');
+            $files     = scandir($directory);
+
+            foreach ($files as $file) {
+                if (!in_array($file, ['.', '..']) && Carbon::now()->diffIndays(substr($file, 7, 10)) >= env('DB_BACKUP_DAYS', 5)) {
+                    unlink($directory . $file);
+                }
+            }
+
+            $this->process->mustRun();
+
+            $this->info('The backup has been proceed successfully.');
+        } catch (ProcessFailedException $exception) {
+            $this->error('The backup process has been failed.');
+        }
+    }
+}

src/ServiceProvider.php

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+<?php
+
+namespace AsLong\Backup;
+
+use Illuminate\Support\ServiceProvider as LaravelServiceProvider;
+
+class ServiceProvider extends LaravelServiceProvider
+{
+
+    protected $commands = [
+        BackupDatabase::class,
+    ];
+
+    public function boot()
+    {
+        $this->commands($this->commands);
+    }
+
+    public function register()
+    {
+
+    }
+}