public static Task WriteHealthCheckUiResponse(
HttpContext httpContext,
HealthReport report,
Action <JsonSerializerSettings> jsonConfigurator)
{
var text = "{}";
if (report == null)
{
return(httpContext.Response.WriteAsync(text));
}
var settings = new JsonSerializerSettings()
{
ContractResolver = new CamelCasePropertyNamesContractResolver(),
NullValueHandling = NullValueHandling.Ignore,
ReferenceLoopHandling = ReferenceLoopHandling.Ignore
};
jsonConfigurator?.Invoke(settings);
settings.Converters.Add(new StringEnumConverter());
httpContext.Response.ContentType = DEFAULT_CONTENT_TYPE;
try
{
var uiReport = UIHealthReport.CreateFrom(report);
text = JsonConvert.SerializeObject(uiReport, settings);
}
catch (Exception e)
{
Console.WriteLine(e);
}
return(httpContext.Response.WriteAsync(text));
}
private async Task <UIHealthReport> GetHealthReport(HealthCheckConfiguration configuration)
{
var(uri, name) = configuration;
try
{
var response = await _httpClient.GetAsync(uri);
return(await response.As <UIHealthReport>());
}
catch (Exception exception)
{
_logger.LogError(exception, $"GetHealthReport threw an exception when trying to get report from {uri} configured with name {name}.");
return(UIHealthReport.CreateFrom(exception));
}
}
public IHttpActionResult Get()
{
System.Diagnostics.Stopwatch stopwatch = new System.Diagnostics.Stopwatch();
stopwatch.Start();
var entries = new Dictionary <string, HealthReportEntry>();
entries.Add("DI Controllers", HealthCheckHelper.TestaControllersInjection("HealthCheck.API", IoC.Container));
stopwatch.Stop();
var response = UIHealthReport.CreateFrom(
new HealthReport(entries, TimeSpan.FromMilliseconds(stopwatch.ElapsedMilliseconds)));
if (response.Status == UIHealthStatus.Healthy)
{
return(Ok(response));
}
else
{
return(Content((System.Net.HttpStatusCode) 418, response));
}
}
