Merge pull request #126 from Moonlight-Panel/AddDatabaseCheckup

Implemented database checkup

Moonlight/App/Helpers/DatabaseCheckup.cs

@@ -0,0 +1,80 @@
+using System.Diagnostics;
+using Logging.Net;
+using Microsoft.EntityFrameworkCore;
+using Moonlight.App.Database;
+using Moonlight.App.Services;
+using Moonlight.App.Services.Files;
+using MySql.Data.MySqlClient;
+
+namespace Moonlight.App.Helpers;
+
+public class DatabaseCheckup
+{
+    public static void Perform()
+    {
+        var context = new DataContext(new ConfigService(new StorageService()));
+
+        Logger.Info("Checking database");
+
+        Logger.Info("Checking for pending migrations");
+
+        var migrations = context.Database
+            .GetPendingMigrations()
+            .ToArray();
+        
+        if (migrations.Any())
+        {
+            Logger.Info($"{migrations.Length} migrations pending. Updating now");
+            
+            BackupDatabase();
+            
+            Logger.Info("Applying migrations");
+            
+            context.Database.Migrate();
+            
+            Logger.Info("Successfully applied migrations");
+        }
+        else
+        {
+            Logger.Info("Database is up-to-date. No migrations have been performed");
+        }
+    }
+
+    public static void BackupDatabase()
+    {
+        Logger.Info("Creating backup from database");
+        
+        var configService = new ConfigService(new StorageService());
+        var dateTimeService = new DateTimeService();
+        
+        var config = configService
+            .GetSection("Moonlight")
+            .GetSection("Database");
+
+        var connectionString = $"host={config.GetValue<string>("Host")};" +
+                               $"port={config.GetValue<int>("Port")};" +
+                               $"database={config.GetValue<string>("Database")};" +
+                               $"uid={config.GetValue<string>("Username")};" +
+                               $"pwd={config.GetValue<string>("Password")}";
+        
+        string file = PathBuilder.File("storage", "backups", $"{dateTimeService.GetCurrentUnix()}-mysql.sql");
+        
+        Logger.Info($"Saving it to: {file}");
+        Logger.Info("Starting backup...");
+
+        var sw = new Stopwatch();
+        sw.Start();
+
+        using MySqlConnection conn = new MySqlConnection(connectionString);
+        using MySqlCommand cmd = new MySqlCommand();
+        using MySqlBackup mb = new MySqlBackup(cmd);
+        
+        cmd.Connection = conn;
+        conn.Open();
+        mb.ExportToFile(file);
+        conn.Close();
+
+        sw.Stop();
+        Logger.Info($"Done. {sw.Elapsed.TotalSeconds}s");
+    }
+}

Moonlight/App/Services/Files/StorageService.cs

@@ -15,6 +15,7 @@ public class StorageService
         Directory.CreateDirectory(PathBuilder.Dir("storage", "uploads"));
         Directory.CreateDirectory(PathBuilder.Dir("storage", "configs"));
         Directory.CreateDirectory(PathBuilder.Dir("storage", "resources"));
+        Directory.CreateDirectory(PathBuilder.Dir("storage", "backups"));
         
         if(IsEmpty(PathBuilder.Dir("storage", "resources")))
         {

Moonlight/Moonlight.csproj

@@ -37,6 +37,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="MineStat" Version="3.1.1" />
+    <PackageReference Include="MySqlBackup.NET" Version="2.3.8" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3-beta1" />
     <PackageReference Include="Otp.NET" Version="1.3.0" />
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="7.0.0" />
@@ -73,6 +74,7 @@
     <Folder Include="App\ApiClients\CloudPanel\Resources\" />
     <Folder Include="App\ApiClients\Daemon\Requests\" />
     <Folder Include="App\Http\Middleware" />
+    <Folder Include="storage\backups\" />
   </ItemGroup>
 
 </Project>

Moonlight/Pages/_Layout.cshtml

@@ -77,12 +77,21 @@
     <img alt="Logo" src="@(moonlightConfig.GetValue<string>("AppUrl"))/api/moonlight/resources/images/logo.svg" class="h-25px"/>
 
     @{
-        var loadingMessage = LoadingMessageRepository.Get().Random();
+        string loadingMessage;
+        
+        try
+        {
+            loadingMessage = LoadingMessageRepository.Get().Random().Message;
+        }
+        catch (Exception)
+        {
+            loadingMessage = "";
+        }
     }
 
     <div class="d-flex align-items-center mt-5">
         <span class="spinner-border text-primary" role="status"></span>
-        <span class="text-muted fs-6 fw-semibold ms-5">@(loadingMessage.Message)</span>
+        <span class="text-muted fs-6 fw-semibold ms-5">@(loadingMessage)</span>
     </div>
 </div>
 

Moonlight/Program.cs

@@ -40,12 +40,14 @@ namespace Moonlight
             
             Logger.Info($"Working dir: {Directory.GetCurrentDirectory()}");
             
+            DatabaseCheckup.Perform();
+
             var builder = WebApplication.CreateBuilder(args);
             
             // Switch to logging.net injection
             // TODO: Enable in production
-            //builder.Logging.ClearProviders();
+            builder.Logging.ClearProviders();
-            //builder.Logging.AddProvider(new LogMigratorProvider());
+            builder.Logging.AddProvider(new LogMigratorProvider());
 
             // Add services to the container.
             builder.Services.AddRazorPages();