public Task WriteAsync(
Stream output,
HealthStatus healthStatus,
CancellationToken cancellationToken = default)
{
if (output == null)
{
throw new ArgumentNullException(nameof(output));
}
var serilizer = JsonSerializer.Create(_serializerSettings);
using (var streamWriter = new StreamWriter(output))
{
using (var textWriter = new JsonTextWriter(streamWriter))
{
serilizer.Serialize(textWriter, healthStatus);
}
}
#if NETSTANDARD1_6
return(Task.CompletedTask);
#else
return(AppMetricsHealthTaskHelper.CompletedTask());
#endif
}
public Task WriteAsync(
Stream output,
HealthStatus healthStatus,
CancellationToken cancellationToken = default)
{
if (output == null)
{
throw new ArgumentNullException(nameof(output));
}
var serializer = new HealthStatusSerializer();
using (var stringWriter = new StreamWriter(output, _options.Encoding))
{
using (var textWriter = new HealthStatusTextWriter(stringWriter, _options.Separator, _options.Padding))
{
serializer.Serialize(textWriter, healthStatus);
}
}
#if !NETSTANDARD1_6
return(AppMetricsHealthTaskHelper.CompletedTask());
#else
return(Task.CompletedTask);
#endif
}
public Task FormatAsync(Stream output, HealthStatus status, CancellationToken cancellationToken = default)
{
#if NETSTANDARD1_6
return(Task.CompletedTask);
#else
return(AppMetricsHealthTaskHelper.CompletedTask());
#endif
}
/// <inheritdoc />
public Task ReportAsync(HealthOptions options, HealthStatus status, CancellationToken cancellationToken = default)
{
if (!_healthAsMetricsOptions.Enabled || !options.Enabled)
{
Logger.Trace($"Health Status Reporter `{this}` disabled, not reporting.");
#if NETSTANDARD1_6
return(Task.CompletedTask);
#else
return(AppMetricsHealthTaskHelper.CompletedTask());
#endif
}
Logger.Trace($"Health Status Reporter `{this}` reporting health status.");
foreach (var healthResult in status.Results)
{
var tags = new MetricTags(HealthReportingConstants.TagKeys.HealthCheckName, healthResult.Name);
if (healthResult.Check.Status == HealthCheckStatus.Degraded)
{
_metrics.Measure.Gauge.SetValue(ApplicationHealthMetricRegistry.Checks, tags, HealthConstants.HealthScore.degraded);
}
else if (healthResult.Check.Status == HealthCheckStatus.Unhealthy)
{
_metrics.Measure.Gauge.SetValue(ApplicationHealthMetricRegistry.Checks, tags, HealthConstants.HealthScore.unhealthy);
}
else if (healthResult.Check.Status == HealthCheckStatus.Healthy)
{
_metrics.Measure.Gauge.SetValue(ApplicationHealthMetricRegistry.Checks, tags, HealthConstants.HealthScore.healthy);
}
}
var overallHealthStatus = HealthConstants.HealthScore.healthy;
if (status.Status == HealthCheckStatus.Unhealthy)
{
overallHealthStatus = HealthConstants.HealthScore.unhealthy;
}
else if (status.Status == HealthCheckStatus.Degraded)
{
overallHealthStatus = HealthConstants.HealthScore.degraded;
}
_metrics.Measure.Gauge.SetValue(ApplicationHealthMetricRegistry.HealthGauge, overallHealthStatus);
Logger.Trace($"Health Status Reporter `{this}` successfully reported health status.");
#if NETSTANDARD1_6
return(Task.CompletedTask);
#else
return(AppMetricsHealthTaskHelper.CompletedTask());
#endif
}
