Implement mysqldump/backup service/command

composer.json

@@ -7,15 +7,15 @@
     "php": ">=8.0",
     "ext-ctype": "*",
     "ext-iconv": "*",
+    "ext-mysqli": "*",
     "symfony/console": "5.3.*",
     "symfony/dotenv": "5.3.*",
+    "symfony/filesystem": "5.3.*",
     "symfony/flex": "^1.3.1",
     "symfony/framework-bundle": "5.3.*",
+    "symfony/process": "5.3.*",
     "symfony/runtime": "5.3.*",
-    "symfony/yaml": "5.3.*",
+    "symfony/yaml": "5.3.*"
-    "ext-mysqli": "*"
-  },
-  "require-dev": {
   },
   "config": {
     "optimize-autoloader": true,

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "e77b7d594056580678fe7de815ac7270",
+    "content-hash": "8c7050f7bee5a93ee3509d8014488736",
     "packages": [
         {
             "name": "psr/cache",
@@ -2107,6 +2107,68 @@
             ],
             "time": "2021-05-21T13:25:03+00:00"
         },
+        {
+            "name": "symfony/process",
+            "version": "v5.3.12",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/process.git",
+                "reference": "e498803a6e95ede78e9d5646ad32a2255c033a6a"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/process/zipball/e498803a6e95ede78e9d5646ad32a2255c033a6a",
+                "reference": "e498803a6e95ede78e9d5646ad32a2255c033a6a",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.2.5",
+                "symfony/polyfill-php80": "^1.16"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Process\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Executes commands in sub-processes",
+            "homepage": "https://symfony.com",
+            "support": {
+                "source": "https://github.com/symfony/process/tree/v5.3.12"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-11-22T22:39:13+00:00"
+        },
         {
             "name": "symfony/routing",
             "version": "v5.3.7",
@@ -2680,12 +2742,11 @@
     "prefer-stable": true,
     "prefer-lowest": false,
     "platform": {
-        "php": ">=7.2.5",
+        "php": ">=8.0",
         "ext-ctype": "*",
-        "ext-iconv": "*"
+        "ext-iconv": "*",
-    },
+        "ext-mysqli": "*"
-    "platform-dev": {
-        "php": "*"
     },
+    "platform-dev": [],
     "plugin-api-version": "2.1.0"
 }

src/Console/BackupDatabase.php

@@ -2,19 +2,23 @@
 
 namespace App\Console;
 
-use App\Service\DatabaseManager;
+use App\Service\BackupService;
+use App\Service\DatabaseService;
+use App\Service\Traits\SelectDatabaseQuestion;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Console\Question\Question;
 
 class BackupDatabase extends Command
 {
-    protected static $defaultName = 'app:db:create';
+    use SelectDatabaseQuestion;
+
+    protected static $defaultName = 'app:db:backup';
 
     public function __construct(
-        private DatabaseManager $db,
+        private DatabaseService $db,
+        private BackupService $bs,
     )
     {
         parent::__construct();
@@ -27,15 +31,10 @@ class BackupDatabase extends Command
 
     protected function execute(InputInterface $input, OutputInterface $output): int
     {
-        $question = $this->getHelper('question');
+        $db = $this->getDatabaseName($input, $output);
 
-        if (!$name = $input->getArgument('name')) {
+        $output = $this->bs->backup($db);
-            $name = $question->ask($input, $output, new Question('Database name: '));
+        dump($output);
-        }
-
-        $this->db->createDatabase($name);
-
-        $output->writeln(sprintf('Database "%s" successfully created', $name));
 
         return Command::SUCCESS;
     }

src/Console/CreateDatabaseCommand.php

@@ -2,7 +2,7 @@
 
 namespace App\Console;
 
-use App\Service\DatabaseManager;
+use App\Service\DatabaseService;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
@@ -14,7 +14,7 @@ class CreateDatabaseCommand extends Command
     protected static $defaultName = 'app:db:create';
 
     public function __construct(
-        private DatabaseManager $db,
+        private DatabaseService $db,
     )
     {
         parent::__construct();

src/Console/ListDatabasesCommand.php

@@ -2,7 +2,7 @@
 
 namespace App\Console;
 
-use App\Service\DatabaseManager;
+use App\Service\DatabaseService;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
@@ -12,7 +12,7 @@ class ListDatabasesCommand extends Command
     protected static $defaultName = 'app:db:list';
 
     public function __construct(
-        private DatabaseManager $db,
+        private DatabaseService $db,
     )
     {
         parent::__construct();

src/Console/ListUsersCommand.php

@@ -2,7 +2,7 @@
 
 namespace App\Console;
 
-use App\Service\DatabaseManager;
+use App\Service\DatabaseService;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
@@ -12,7 +12,7 @@ class ListUsersCommand extends Command
     protected static $defaultName = 'app:users:list';
 
     public function __construct(
-        private DatabaseManager $db,
+        private DatabaseService $db,
     )
     {
         parent::__construct();

src/Service/BackupService.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Service;
+
+use Symfony\Component\Filesystem\Filesystem;
+use Symfony\Component\Process\Process;
+
+class BackupService
+{
+    public function __construct(private DatabaseCredentials $credentials)
+    {
+    }
+
+    public function backup(string $db): string
+    {
+        $filesystem = new Filesystem();
+        $process = new Process([
+            'mysqldump',
+            '-B', $db,
+            '-u', $this->credentials->getUser(),
+        ]);
+        $process->setEnv(['MYSQL_PWD' => $this->credentials->getPassword()]);
+        $process->run();
+
+        $fileName = sprintf('%s_backup.sql', $db);
+        $filesystem->dumpFile($fileName, $process->getOutput());
+
+        return $fileName;
+    }
+}

src/Service/DatabaseService.php

@@ -4,7 +4,7 @@ namespace App\Service;
 
 use mysqli;
 
-class DatabaseManager
+class DatabaseService
 {
     private mysqli $conn;
 

symfony.lock

@@ -114,6 +114,9 @@
     "symfony/polyfill-php81": {
         "version": "v1.23.0"
     },
+    "symfony/process": {
+        "version": "v5.3.12"
+    },
     "symfony/routing": {
         "version": "5.3",
         "recipe": {