private void ProcessJsonRequest(HttpListenerContext context, string path)
{
try
{
context.Response.AddHeader("Cache-Control", "no-cache");
if (path.StartsWith(DiagnosticsRequest, StringComparison.OrdinalIgnoreCase))
{
DataContractJsonSerializer s = new DataContractJsonSerializer(typeof(JsonDiag));
JsonDiag diag = new JsonDiag();
diag.Version = Assembly.GetExecutingAssembly().GetInformationalVersion() + " - " + Assembly.GetExecutingAssembly().GetConfiguration();
diag.Time = DateTime.UtcNow.ToString("r");
diag.AssemblyDate = Extensions.AssemblyDate.ToString("r");
diag.OSVersion = Environment.OSVersion.ToString();
diag.ClrVersion = Environment.Version.ToString() + " - " + (IntPtr.Size == 8 ? "64" : "32") + "-bit";
diag.ProcessorCount = Environment.ProcessorCount;
diag.WorkingSet = Extensions.FormatFileSize(Environment.WorkingSet);
diag.CpuUsage = AppDomain.MonitoringIsEnabled ? AppDomainMonitor.CpuUsage + " %" : "n/a";
diag.MemoryUsage = AppDomain.MonitoringIsEnabled ? Extensions.FormatFileSize(AppDomainMonitor.MemoryUsage) : "n/a";
diag.BufferCapacity = Program._service._listenerService.Buffer.Capacity;
diag.BufferCount = Program._service._listenerService.Buffer.Count;
diag.BufferTotalCount = Program._service._listenerService.Buffer.TotalCount;
diag.SessionId = Program._service._listenerService.SessionId.ToString("N");
List<JsonPrefix> prefixes = new List<JsonPrefix>();
foreach (PrefixElement prefix in ServiceSection.Current.WebServer.Prefixes)
{
JsonPrefix jp = new JsonPrefix();
jp.Enabled = prefix.Enabled;
jp.Uri = prefix.Uri;
jp.BasePath = prefix.BasePath;
prefixes.Add(jp);
}
diag.Prefixes = prefixes.ToArray();
List<JsonEtwProvider> providers = new List<JsonEtwProvider>();
foreach (EtwProviderElement provider in ServiceSection.Current.EtwListener.Providers)
{
JsonEtwProvider jpr = new JsonEtwProvider();
jpr.Enabled = provider.Enabled;
jpr.Description = provider.Description;
jpr.Guid = provider.Guid.ToString("N");
jpr.TraceLevel = provider.TraceLevel;
providers.Add(jpr);
}
diag.EtwProviders = providers.ToArray();
s.WriteObject(context.Response.OutputStream, diag);
}
else if (path.StartsWith(TracesRequest, StringComparison.OrdinalIgnoreCase))
{
long startIndex = GetStartIndex(path);
DataContractJsonSerializer s = new DataContractJsonSerializer(typeof(JsonTraces));
JsonTraces traces = new JsonTraces();
traces.BufferCapacity = Program._service._listenerService.Buffer.Capacity;
traces.BufferCount = Program._service._listenerService.Buffer.Count;
traces.BufferTotalCount = Program._service._listenerService.Buffer.TotalCount;
traces.SessionId = Program._service._listenerService.SessionId.ToString("N");
long lostCount;
traces.Records = Program._service._listenerService.Buffer.GetTail(startIndex, out lostCount);
Console.WriteLine("start index:" + startIndex + " lost:" + lostCount + " count:" + traces.Records.Length);
traces.LostCount = lostCount;
s.WriteObject(context.Response.OutputStream, traces);
}
else
{
Write404(context.Response, path);
return;
}
context.Response.StatusCode = (int)HttpStatusCode.OK;
context.Response.StatusDescription = "OK";
context.Response.ContentType = "application/json; charset=utf-8";
}
catch (HttpListenerException he)
{
// client is probably dead ...
Host.Log(this, "Exception (code: " + he.ErrorCode + "/" + he.NativeErrorCode + "): " + he);
}
catch (Exception ex)
{
Host.Log(this, "Exception: " + ex);
}
}
private void ProcessJsonRequest(HttpListenerContext context, string path)
{
context.Response.AddHeader("Cache-Control", "no-cache");
if (path.StartsWith(DiagnosticsRequest, StringComparison.OrdinalIgnoreCase))
{
var s = new DataContractJsonSerializer(typeof(JsonDiag));
var diag = new JsonDiag();
diag.Version = Assembly.GetExecutingAssembly().GetInformationalVersion() + " - " + Assembly.GetExecutingAssembly().GetConfiguration();
diag.Time = DateTime.UtcNow.ToString("r");
diag.AssemblyDate = Extensions.AssemblyDate.ToString("r");
diag.OSVersion = Environment.OSVersion.ToString();
diag.ClrVersion = Environment.Version.ToString() + " - " + (IntPtr.Size == 8 ? "64" : "32") + "-bit";
diag.ProcessorCount = Environment.ProcessorCount;
diag.WorkingSet = Extensions.FormatFileSize(Environment.WorkingSet);
diag.CpuUsage = AppDomain.MonitoringIsEnabled ? AppDomainMonitor.CpuUsage + " %" : "n/a";
diag.MemoryUsage = AppDomain.MonitoringIsEnabled ? Extensions.FormatFileSize(AppDomainMonitor.MemoryUsage) : "n/a";
diag.BufferCapacity = Program._service._listenerService.Buffer.Capacity;
diag.BufferCount = Program._service._listenerService.Buffer.Count;
diag.BufferTotalCount = Program._service._listenerService.Buffer.TotalCount;
diag.SessionId = Program._service._listenerService.SessionId.ToString("N");
var prefixes = new List<JsonPrefix>();
foreach (PrefixElement prefix in ServiceSection.Current.WebServer.Prefixes)
{
var jp = new JsonPrefix();
jp.Enabled = prefix.Enabled;
jp.Uri = prefix.Uri;
jp.BasePath = prefix.BasePath;
prefixes.Add(jp);
}
diag.Prefixes = prefixes.ToArray();
var providers = new List<JsonEtwProvider>();
foreach (EtwProviderElement provider in ServiceSection.Current.EtwListener.Providers)
{
var jpr = new JsonEtwProvider();
jpr.Enabled = provider.Enabled;
jpr.Description = provider.Description;
jpr.Guid = provider.Guid.ToString("N");
jpr.TraceLevel = provider.TraceLevel;
providers.Add(jpr);
}
diag.EtwProviders = providers.ToArray();
s.WriteObject(context.Response.OutputStream, diag);
}
else if (path.StartsWith(TracesRequest, StringComparison.OrdinalIgnoreCase))
{
long startIndex = GetStartIndex(path, out Guid sessionId);
var s = new DataContractJsonSerializer(typeof(JsonTraces));
var traces = new JsonTraces();
traces.BufferCapacity = Program._service._listenerService.Buffer.Capacity;
traces.BufferCount = Program._service._listenerService.Buffer.Count;
traces.BufferTotalCount = Program._service._listenerService.Buffer.TotalCount;
traces.SessionId = Program._service._listenerService.SessionId.ToString("N");
long lostCount;
long totalCount;
if (sessionId != Program._service._listenerService.SessionId)
{
Console.WriteLine("new session");
startIndex = 0;
lostCount = -1; // new session
totalCount = -1;
}
else
{
// an error here also sets lostcount to -1
int maxCount = 1000;
traces.Records = Program._service._listenerService.Buffer.GetTail(startIndex, maxCount, false, out totalCount, out lostCount);
}
Console.WriteLine("start index:" + startIndex + " totalCount:" + totalCount + " lostCount:" + lostCount + " records:" + (traces.Records != null ? traces.Records.Length : 0));
traces.LostCount = lostCount;
s.WriteObject(context.Response.OutputStream, traces);
}
else
{
Write404(context.Response, path);
return;
}
context.Response.StatusCode = (int)HttpStatusCode.OK;
context.Response.StatusDescription = "OK";
context.Response.ContentType = "application/json; charset=utf-8";
}
