Retry database connections (#5124)

* Retry database connections

* build: fix pr pipeline

* build: fix docker img

* change the build image to SDK

* update codeql

* v3

* fixy

.github/workflows/codeql-analysis.yml

@@ -37,7 +37,7 @@ jobs:
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v1
+      uses: github/codeql-action/init@v3
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -48,7 +48,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v1
+      uses: github/codeql-action/autobuild@v3
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
@@ -62,4 +62,4 @@ jobs:
     #   make release
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v1
+      uses: github/codeql-action/analyze@v3

.github/workflows/pr.yml

@@ -76,10 +76,10 @@ jobs:
     strategy:
       matrix:
         include:
-          - os: win10-x64
+          - os: win-x64
             format: zip
             compression: zip
-          - os: win10-x86
+          - os: win-x86
             format: zip
             compression: zip
           - os: linux-x64

src/Ombi/Extensions/DatabaseExtensions.cs

@@ -3,11 +3,14 @@ using System.IO;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Diagnostics.HealthChecks;
+using MySqlConnector;
 using Newtonsoft.Json;
 using Ombi.Helpers;
 using Ombi.Store.Context;
 using Ombi.Store.Context.MySql;
 using Ombi.Store.Context.Sqlite;
+using Polly;
+using Pomelo.EntityFrameworkCore.MySql.Storage.Internal;
 using SQLitePCL;
 
 namespace Ombi.Extensions
@@ -120,13 +123,40 @@ namespace Ombi.Extensions
 
         public static void ConfigureMySql(DbContextOptionsBuilder options, PerDatabaseConfiguration config)
         {
-            options.UseMySql(config.ConnectionString, ServerVersion.AutoDetect(config.ConnectionString), b =>
+            if (string.IsNullOrEmpty(config.ConnectionString))
+            {
+                throw new ArgumentNullException("ConnectionString for the MySql/Mariadb database is empty");
+            }
+
+            options.UseMySql(config.ConnectionString, GetServerVersion(config.ConnectionString), b =>
             {
                 //b.CharSetBehavior(Pomelo.EntityFrameworkCore.MySql.Infrastructure.CharSetBehavior.NeverAppend); // ##ISSUE, link to migrations?
                 b.EnableRetryOnFailure();
             });
         }
 
+        private static ServerVersion GetServerVersion(string connectionString)
+        {
+            // Workaround Windows bug, that can lead to the following exception:
+            //
+            // MySqlConnector.MySqlException (0x80004005): SSL Authentication Error
+            //     ---> System.Security.Authentication.AuthenticationException: Authentication failed, see inner exception.
+            //     ---> System.ComponentModel.Win32Exception (0x8009030F): The message or signature supplied for verification has been altered
+            //
+            // See https://github.com/dotnet/runtime/issues/17005#issuecomment-305848835
+            //
+            // Also workaround for the fact, that ServerVersion.AutoDetect() does not use any retrying strategy.
+            ServerVersion serverVersion = null;
+#pragma warning disable EF1001
+            var retryPolicy = Policy.Handle<Exception>(exception => MySqlTransientExceptionDetector.ShouldRetryOn(exception))
+#pragma warning restore EF1001
+                .WaitAndRetry(3, (count, context) => TimeSpan.FromMilliseconds(count * 250));
+
+            serverVersion = retryPolicy.Execute(() => serverVersion = ServerVersion.AutoDetect(connectionString));
+
+            return serverVersion;
+        }
+
         public class DatabaseConfiguration
         {
             public DatabaseConfiguration()

src/dockerfile

@@ -1,6 +1,5 @@
 # build stage
-FROM mcr.microsoft.com/dotnet/runtime-deps:8.0-jammy-chiseled AS build
+FROM mcr.microsoft.com/dotnet/sdk:8.0-jammy AS build
-LABEL exclaimer-signature-analytics-build=true
 ARG VERSION=1.0.0
 WORKDIR /source
 
@@ -63,7 +62,7 @@ FROM build AS publish
 
 RUN dotnet publish "Ombi.csproj" -c release --no-restore --no-build -o /app/publish
 
-FROM mcr.microsoft.com/dotnet/aspnet:8.0-jammy-chiseled as base
+FROM mcr.microsoft.com/dotnet/aspnet:8.0-jammy as base
 WORKDIR /src/Ombi
 EXPOSE 5000