Changes

Helpers/startup-helpers/EnvironmentDiagnostics.cs

@@ -1,5 +1,6 @@
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 
 namespace StartupHelpers;
@@ -7,12 +8,33 @@ namespace StartupHelpers;
 public static class EnvironmentDiagnostics
 {
     public static void LogEnvironmentSettings(ILogger logger, IConfiguration configuration, IWebHostEnvironment environment)
+    {
+        LogEnvironmentSettingsCore(logger, configuration, environment.ApplicationName, environment.EnvironmentName,
+            environment.ContentRootPath, environment.WebRootPath);
+    }
+
+    public static void LogEnvironmentSettings(ILogger logger, IConfiguration configuration, IHostEnvironment environment)
+    {
+        LogEnvironmentSettingsCore(logger, configuration, environment.ApplicationName, environment.EnvironmentName,
+            environment.ContentRootPath, webRootPath: null);
+    }
+
+    private static void LogEnvironmentSettingsCore(
+        ILogger logger,
+        IConfiguration configuration,
+        string applicationName,
+        string environmentName,
+        string contentRootPath,
+        string? webRootPath)
     {
         logger.LogInformation("==================== ENVIRONMENT SETTINGS ====================");
-        logger.LogInformation("Application Name: {ApplicationName}", environment.ApplicationName);
-        logger.LogInformation("Environment Name: {EnvironmentName}", environment.EnvironmentName);
-        logger.LogInformation("Content Root Path: {ContentRootPath}", environment.ContentRootPath);
-        logger.LogInformation("Web Root Path: {WebRootPath}", environment.WebRootPath);
+        logger.LogInformation("Application Name: {ApplicationName}", applicationName);
+        logger.LogInformation("Environment Name: {EnvironmentName}", environmentName);
+        logger.LogInformation("Content Root Path: {ContentRootPath}", contentRootPath);
+        if (!string.IsNullOrEmpty(webRootPath))
+        {
+            logger.LogInformation("Web Root Path: {WebRootPath}", webRootPath);
+        }
 
         logger.LogInformation("-------------- Environment Variables --------------");
         var envVars = Environment.GetEnvironmentVariables();

Helpers/startup-helpers/StartupExtensions.cs

@@ -44,6 +44,22 @@ public static class StartupExtensions
         });
     }
 
+    public static void ConfigureJsonSerilog(this HostApplicationBuilder builder, string serviceName, string appVersion)
+    {
+        builder.Services.AddSerilog((services, configuration) =>
+        {
+            configuration
+                .ReadFrom.Configuration(builder.Configuration)
+                .ReadFrom.Services(services)
+                .Enrich.FromLogContext()
+                .Enrich.WithMachineName()
+                .Enrich.WithEnvironmentName()
+                .Enrich.WithProperty("Service", serviceName)
+                .Enrich.WithProperty("AppVersion", appVersion)
+                .WriteTo.Console(new Serilog.Formatting.Json.JsonFormatter());
+        });
+    }
+
     public static void AddAzureKeyVaultIfConfigured(this WebApplicationBuilder builder)
     {
         var keyVaultUri = builder.Configuration["KeyVault:VaultUri"];
@@ -131,6 +147,21 @@ public static class StartupExtensions
         }
     }
 
+    public static void LogHostStartupDiagnostics(this IHost host, string serviceName)
+    {
+        var logger = host.Services.GetRequiredService<ILoggerFactory>().CreateLogger(serviceName);
+        logger.LogInformation("{Service} starting up...", serviceName);
+        var environment = host.Services.GetRequiredService<IHostEnvironment>();
+        logger.LogInformation("Environment: {Environment}", environment.EnvironmentName);
+
+        var configuration = host.Services.GetRequiredService<IConfiguration>();
+        var logEnvironmentOnStartup = configuration.GetValue("LogEnvironmentOnStartup", defaultValue: true);
+        if (logEnvironmentOnStartup)
+        {
+            EnvironmentDiagnostics.LogEnvironmentSettings(logger, configuration, environment);
+        }
+    }
+
     public static void UseDefaultSerilogRequestLogging(this WebApplication app, bool includeProxyHeaders = false)
     {
         app.UseSerilogRequestLogging(options =>

Helpers/startup-helpers/startup-helpers.csproj

@@ -17,6 +17,8 @@
     <PackageReference Include="DotNetEnv" Version="3.2.0" />
     <PackageReference Include="Serilog.AspNetCore" Version="10.0.0" />
     <PackageReference Include="Serilog.Enrichers.Environment" Version="3.0.1" />
+    <PackageReference Include="Serilog.Sinks.Email" Version="4.2.1" />
+    <PackageReference Include="Serilog.Sinks.File" Version="7.0.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="10.1.7" />
     <PackageReference Include="Swashbuckle.AspNetCore.Annotations" Version="10.1.7" />
   </ItemGroup>