update ceph source to reef 18.1.2

[ceph.git] / ceph / src / jaegertracing / opentelemetry-cpp / examples / common / logs_foo_library / foo_library.cc

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#ifdef ENABLE_LOGS_PREVIEW
#  include <map>
#  include <string>
#  include "opentelemetry/logs/provider.h"
#  include "opentelemetry/sdk/version/version.h"
#  include "opentelemetry/trace/provider.h"

namespace logs  = opentelemetry::logs;
namespace trace = opentelemetry::trace;
namespace nostd = opentelemetry::nostd;

namespace
{
nostd::shared_ptr<trace::Tracer> get_tracer()
{
  auto provider = trace::Provider::GetTracerProvider();
  return provider->GetTracer("foo_library", OPENTELEMETRY_SDK_VERSION);
}

nostd::shared_ptr<logs::Logger> get_logger()
{
  auto provider = logs::Provider::GetLoggerProvider();
  return provider->GetLogger("foo_library_logger", "", "foo_library");
}
}  // namespace

void foo_library()
{
  auto span        = get_tracer()->StartSpan("span 1");
  auto scoped_span = trace::Scope(get_tracer()->StartSpan("foo_library"));
  auto ctx         = span->GetContext();
  auto logger      = get_logger();
  logger->Log(opentelemetry::logs::Severity::kDebug, "body", {}, ctx.trace_id(), ctx.span_id(),
              ctx.trace_flags(),
              opentelemetry::common::SystemTimestamp(std::chrono::system_clock::now()));
}
#endif