This is a small library that exports OpenTelemetry logs to a C++ stream (std::ostream).
Because it is often faster and easier to look at the program's stderr to see what is going on.
cmake -B build
cmake --build build
sudo cmake --install build- opentelemetry-cpp >= 1.11.0;
- GTest (to build unit tests).
All dependencies are installed with vcpkg; please make sure to run git submodule update --init after cloning this repository.
| Option Name | Description | Default Value |
|---|---|---|
| BUILD_SHARED_LIBS | Build shared libraries | OFF |
| BUILD_TESTING | Whether to enable tests | ON |
| INSTALL_STREAM_EXPORTER | Whether to enable install targets | ON |
| ENABLE_MAINTAINER_MODE | Enable maintainer mode (noisy warnings and treat warnings as errors) | OFF |
| USE_CLANG_TIDY | Use clang-tidy for linting |
OFF |
find_package(psb-opentelemetry-logs-exporter-stream CONFIG REQUIRED)
target_link_libraries("${PROJECT_NAME}" PRIVATE psb::opentelemetry::logs-exporter-stream)#include <opentelemetry/logs/provider.h>
#include <opentelemetry/logs/severity.h>
#include <opentelemetry/sdk/logs/logger_provider.h>
#include <opentelemetry/sdk/logs/simple_log_record_processor.h>
#include <psb/opentelemetry/log_record_stream_exporter_factory.h>
int main()
{
auto exporter = psb::opentelemetry::LogRecordStreamExporterFactory::Create();
auto processor = std::make_unique<opentelemetry::sdk::logs::SimpleLogRecordProcessor>(std::move(exporter));
auto provider = std::make_shared<opentelemetry::sdk::logs::LoggerProvider>(std::move(processor));
opentelemetry::logs::Provider::SetLoggerProvider(
std::static_pointer_cast<opentelemetry::logs::LoggerProvider>(provider)
);
auto logger = opentelemetry::logs::Provider::GetLoggerProvider()->GetLogger("Logger Name", "Library Name", "1.0");
logger->Debug("Hello World");
return 0;
}