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Refactor Program.cs: modularize config and setup logic #246

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Merged
StuartFerguson merged 1 commit into from
Mar 29, 2026
Merged

Refactor Program.cs: modularize config and setup logic #246

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130 changes: 70 additions & 60 deletions CallbackHandler/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -44,19 +44,7 @@ public static IHostBuilder CreateHostBuilder(string[] args)
.AddJsonFile("hosting.development.json", optional: true)
.AddEnvironmentVariables().Build();

String contentRoot = Directory.GetCurrentDirectory();
String nlogConfigPath = Path.Combine(contentRoot, "nlog.config");

LogManager.Setup(b =>
{
b.SetupLogFactory(setup =>
{
setup.AddCallSiteHiddenAssembly(typeof(NlogLogger).Assembly);
setup.AddCallSiteHiddenAssembly(typeof(Shared.Logger.Logger).Assembly);
setup.AddCallSiteHiddenAssembly(typeof(TenantMiddleware).Assembly);
});
b.LoadConfigurationFromFile(nlogConfigPath);
});
ConfigureLogging();


IHostBuilder hostBuilder = Host.CreateDefaultBuilder(args);
Expand All @@ -68,56 +56,78 @@ public static IHostBuilder CreateHostBuilder(string[] args)
logging.AddNLog();

});
hostBuilder.ConfigureWebHostDefaults(webBuilder =>
{
// Configure per-environment configuration and build a snapshot so we can read settings here.
webBuilder.ConfigureAppConfiguration((context, configBuilder) =>
{
var env = context.HostingEnvironment;

configBuilder.SetBasePath(fi.Directory.FullName)
.AddJsonFile("hosting.json", optional: true)
.AddJsonFile($"hosting.{env.EnvironmentName}.json", optional: true)
.AddJsonFile("/home/txnproc/config/appsettings.json", optional: true, reloadOnChange: true)
.AddJsonFile($"/home/txnproc/config/appsettings.{env.EnvironmentName}.json", optional: true, reloadOnChange: true)
.AddJsonFile("appsettings.json", optional: true, reloadOnChange: true)
.AddJsonFile($"appsettings.{env.EnvironmentName}.json", optional: true, reloadOnChange: true)
.AddEnvironmentVariables();

// Build a snapshot of configuration so we can use it immediately (e.g. for Sentry)
var builtConfig = configBuilder.Build();

// Keep existing static usage (if you must), and initialise the ConfigurationReader now.
Startup.Configuration = builtConfig;
ConfigurationReader.Initialise(Startup.Configuration);

// Configure Sentry on the webBuilder using the config snapshot.
var sentrySection = builtConfig.GetSection("SentryConfiguration");
if (sentrySection.Exists())
{
// Replace the condition below if you intended to only enable Sentry in certain environments.
if (env.IsDevelopment() == false)
{
webBuilder.UseSentry(o =>
{
o.Dsn = builtConfig["SentryConfiguration:Dsn"];
o.SendDefaultPii = true;
o.MaxRequestBodySize = RequestSize.Always;
o.CaptureBlockingCalls = bool.Parse(builtConfig["SentryConfiguration:CaptureBlockingCalls"]);
o.IncludeActivityData = bool.Parse(builtConfig["SentryConfiguration:IncludeActivityData"]);
o.Release = Assembly.GetExecutingAssembly().GetName().Version?.ToString() ?? "unknown";
});
}
}
});

webBuilder.UseStartup<Startup>();
webBuilder.UseConfiguration(config);
webBuilder.UseKestrel();
});
ConfigureWebHost(hostBuilder, fi.Directory.FullName, config);

return hostBuilder;
}

private static void ConfigureWebHost(IHostBuilder hostBuilder,
String basePath,
IConfigurationRoot config) {
hostBuilder.ConfigureWebHostDefaults(webBuilder =>
{
// Configure per-environment configuration and build a snapshot so we can read settings here.
webBuilder.ConfigureAppConfiguration((context, configBuilder) =>
{
IWebHostEnvironment env = context.HostingEnvironment;

configBuilder.SetBasePath(basePath)
.AddJsonFile("hosting.json", optional: true)
.AddJsonFile($"hosting.{env.EnvironmentName}.json", optional: true)
.AddJsonFile("/home/txnproc/config/appsettings.json", optional: true, reloadOnChange: true)
.AddJsonFile($"/home/txnproc/config/appsettings.{env.EnvironmentName}.json", optional: true, reloadOnChange: true)
.AddJsonFile("appsettings.json", optional: true, reloadOnChange: true)
.AddJsonFile($"appsettings.{env.EnvironmentName}.json", optional: true, reloadOnChange: true)
.AddEnvironmentVariables();

Startup.Configuration = configBuilder.Build();
ConfigurationReader.Initialise(Startup.Configuration);

// Configure Sentry on the webBuilder using the config snapshot.
ConfigureSentry(env, webBuilder);
});

webBuilder.UseStartup<Startup>();
webBuilder.UseConfiguration(config);
webBuilder.UseKestrel();
});
}

private static void ConfigureLogging() {
String contentRoot = Directory.GetCurrentDirectory();
String nlogConfigPath = Path.Combine(contentRoot, "nlog.config");

LogManager.Setup(b =>
{
b.SetupLogFactory(setup =>
{
setup.AddCallSiteHiddenAssembly(typeof(NlogLogger).Assembly);
setup.AddCallSiteHiddenAssembly(typeof(Shared.Logger.Logger).Assembly);
setup.AddCallSiteHiddenAssembly(typeof(TenantMiddleware).Assembly);
});
b.LoadConfigurationFromFile(nlogConfigPath);
});
}

private static void ConfigureSentry(IWebHostEnvironment env,
IWebHostBuilder webBuilder) {
var sentrySection = Startup.Configuration.GetSection("SentryConfiguration");
if (sentrySection.Exists())
{
// Replace the condition below if you intended to only enable Sentry in certain environments.
if (env.IsDevelopment() == false)
{
webBuilder.UseSentry(o =>
{
o.Dsn = Startup.Configuration["SentryConfiguration:Dsn"];
o.SendDefaultPii = true;
o.MaxRequestBodySize = RequestSize.Always;
o.CaptureBlockingCalls = ConfigurationReader.GetValueOrDefault("SentryConfiguration", "CaptureBlockingCalls", false);
o.IncludeActivityData = ConfigurationReader.GetValueOrDefault("SentryConfiguration", "IncludeActivityData", false);
o.Release = Assembly.GetExecutingAssembly().GetName().Version?.ToString() ?? "unknown";
});
}
}
}
}
}
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