public override async Task <object> ExecuteScalarAsync(CancellationToken cancellationToken)
{
object result;
var commandId = Guid.NewGuid();
using (var trace = new LocalTrace(this.CommandText).AnnotateWith(PredefinedTag.SqlQuery, this.CommandText))
{
try
{
result = await InnerCommand.ExecuteScalarAsync(cancellationToken);
}
catch (Exception exception)
{
trace.AnnotateWith(PredefinedTag.Error, exception.Message);
throw;
}
}
return(result);
}
protected override DbDataReader ExecuteDbDataReader(CommandBehavior behavior)
{
DbDataReader reader;
var commandId = Guid.NewGuid();
using (var trace = new LocalTrace(this.CommandText).AnnotateWith(PredefinedTag.SqlQuery, this.CommandText))
{
try
{
reader = InnerCommand.ExecuteReader(behavior);
}
catch (Exception exception)
{
trace.AnnotateWith(PredefinedTag.Error, exception.Message);
throw;
}
}
return(reader);
}
protected override async Task <DbDataReader> ExecuteDbDataReaderAsync(CommandBehavior behavior, CancellationToken cancellationToken)
{
DbDataReader reader;
var commandId = Guid.NewGuid();
using (var trace = new LocalTrace(this.CommandText).AnnotateWith(PredefinedTag.SqlQuery, this.CommandText))
{
try
{
reader = await InnerCommand.ExecuteReaderAsync(behavior, cancellationToken);
}
catch (Exception exception)
{
trace.AnnotateWith(PredefinedTag.Error, exception.Message);
throw;
}
}
return(reader);
}
public override int ExecuteNonQuery()
{
int num;
var commandId = Guid.NewGuid();
using (var trace = new LocalTrace(this.CommandText).AnnotateWith(PredefinedTag.SqlQuery, this.CommandText))
{
try
{
num = InnerCommand.ExecuteNonQuery();
}
catch (Exception exception)
{
trace.AnnotateWith(PredefinedTag.Error, exception.Message);
throw;
}
}
return(num);
}
public override object ExecuteScalar()
{
object result;
var commandId = Guid.NewGuid();
using (var trace = new LocalTrace(this.CommandText).AnnotateWith(PredefinedTag.SqlQuery, this.CommandText))
{
try
{
result = InnerCommand.ExecuteScalar();
}
catch (Exception exception)
{
trace.AnnotateWith(PredefinedTag.Error, exception.Message);
throw;
}
}
return(result);
}
static void Main(string[] args)
{
new Zipkin.ZipkinBootstrapper("api-sample", IPAddress.Loopback, 1234)
.ZipkinAt("localhost")
.WithSampleRate(1.0) // means log everything
.Start();
using (var roottrace = new StartClientTrace("client-op")) // Starts a root trace + span
{
var crossProcessBag = new Dictionary <string, object>();
TraceContextPropagation.PropagateTraceIdOnto(crossProcessBag);
Thread.Sleep(20);
roottrace.TimeAnnotateWith("custom");
using (new StartServerTrace("server-op", crossProcessBag).SetLocalComponentName("fake-server"))
{
using (new LocalTrace("op1").AnnotateWith(PredefinedTag.SqlQuery, "select * from ..."))
{
Thread.Sleep(70);
}
using (var trace = new LocalTrace("op2"))
{
Thread.Sleep(90);
trace.AnnotateWith(PredefinedTag.Error, "error message"); // mark it with an error
}
using (new LocalTrace("op3").TimeAnnotateWith(PredefinedTag.ServerSend))
{
Thread.Sleep(90);
}
}
}
Thread.Sleep(1000);
}
