public void Process(HealthCheckPipelineArgs args)
{
using (var connection = new SqlConnection(_connectionString))
{
try
{
_watch.Restart();
connection.Open();
using (var command = connection.CreateCommand())
{
command.CommandTimeout = _commandTimeout;
command.CommandText = "SELECT 1";
command.ExecuteScalar();
}
args.AddMessage($"{_name} OK ({_watch.ElapsedMilliseconds}ms)", PipelineMessageType.Information);
}
catch (Exception ex) when(ex is InvalidOperationException || ex is SqlException || ex is ConfigurationErrorsException)
{
args.AddMessage($"{_name} failed ({_watch.ElapsedMilliseconds}ms)", PipelineMessageType.Error);
}
finally
{
_watch.Stop();
}
}
}
public void Process(HealthCheckPipelineArgs args)
{
var request = (HttpWebRequest)WebRequest.Create(_uri);
request.Timeout = _timeoutMilliseconds;
request.Method = _method;
request.AllowAutoRedirect = true;
try
{
_watch.Restart();
using (var response = (HttpWebResponse)request.GetResponse())
{
var statusCode = response.StatusCode;
if (statusCode == _expectedStatusCode)
{
args.AddMessage($"{_name} OK ({_watch.ElapsedMilliseconds}ms)", PipelineMessageType.Information);
}
else
{
args.AddMessage($"{_name} failed ({_watch.ElapsedMilliseconds}ms), status code was {statusCode}", PipelineMessageType.Error);
}
}
}
catch
{
args.AddMessage($"{_name} failed ({_watch.ElapsedMilliseconds}ms)", PipelineMessageType.Error);
}
finally
{
_watch.Stop();
}
}
public override void Process(PreprocessRequestArgs args)
{
var context = args.HttpContext;
if (context.Request.HttpMethod != HttpMethod.Get.Method && context.Request.HttpMethod != HttpMethod.Head.Method)
{
return;
}
if (!(context.Request.Path.Equals(_livenessPath, StringComparison.OrdinalIgnoreCase) ||
context.Request.Path.Equals(_readinessPath, StringComparison.OrdinalIgnoreCase)))
{
return;
}
args.AbortPipeline();
context.Items["SitecoreOn"] = false;
var pipelineArgs = new HealthCheckPipelineArgs();
if (context.Request.Path.Equals(_livenessPath, StringComparison.OrdinalIgnoreCase))
{
CorePipeline.Run(LivenessHealthCheckPipelineName, pipelineArgs, true);
}
else if (context.Request.Path.Equals(_readinessPath, StringComparison.OrdinalIgnoreCase))
{
CorePipeline.Run(ReadinessHealthCheckPipelineName, pipelineArgs, true);
}
context.Response.ContentType = "text/plain";
foreach (var message in pipelineArgs.GetAllMessages())
{
context.Response.Write(message + Environment.NewLine);
}
if (pipelineArgs.IsSuccess())
{
context.Response.StatusCode = 200;
}
else
{
context.Response.TrySkipIisCustomErrors = true;
context.Response.StatusCode = 503;
}
context.ApplicationInstance.CompleteRequest();
}
public void Process(HealthCheckPipelineArgs args)
{
args.AddMessage("OK", PipelineMessageType.Information);
}