Class: Labkit::Tracing::Adapters::OpentracingTracer Private

Inherits:
BaseTracer
  • Object
show all
Defined in:
lib/labkit/tracing/adapters/opentracing_tracer.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

API:

  • private

Instance Attribute Summary

Attributes inherited from BaseTracer

#tracer

Instance Method Summary collapse

Methods inherited from BaseTracer

#initialize

Constructor Details

This class inherits a constructor from Labkit::Tracing::Adapters::BaseTracer

Instance Method Details

#active_span ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/labkit/tracing/adapters/opentracing_tracer.rb', line 36

def active_span
  span = OpenTracing.active_span
  OpentracingSpan.new(span) if span
end

#extract_context(carrier, format: OpenTracing::FORMAT_TEXT_MAP) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/labkit/tracing/adapters/opentracing_tracer.rb', line 28

def extract_context(carrier, format: OpenTracing::FORMAT_TEXT_MAP)
  tracer.extract(format, carrier)
end

#in_span(operation_name, child_of: nil, tags: {}) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/labkit/tracing/adapters/opentracing_tracer.rb', line 17

def in_span(operation_name, child_of: nil, tags: {})
  scope = tracer.start_active_span(operation_name, child_of: child_of, tags: tags)
  adapter = OpentracingSpan.new(scope)

  begin
    yield(adapter)
  ensure
    adapter.finish
  end
end

#inject_context(span_context, carrier, format: OpenTracing::FORMAT_TEXT_MAP) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/labkit/tracing/adapters/opentracing_tracer.rb', line 32

def inject_context(span_context, carrier, format: OpenTracing::FORMAT_TEXT_MAP)
  tracer.inject(span_context, format, carrier)
end

#start_active_span(operation_name, tags: nil) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/labkit/tracing/adapters/opentracing_tracer.rb', line 41

def start_active_span(operation_name, tags: nil)
  scope = if tags
            OpenTracing.start_active_span(operation_name, tags: tags)
          else
            OpenTracing.start_active_span(operation_name)
          end

  OpentracingSpan.new(scope)
end

#start_span(operation_name, child_of: nil, tags: {}, start_time: nil) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/labkit/tracing/adapters/opentracing_tracer.rb', line 7

def start_span(operation_name, child_of: nil, tags: {}, start_time: nil)
  opts = {}
  opts[:child_of] = child_of if child_of
  opts[:tags] = tags if tags
  opts[:start_time] = start_time if start_time

  span = tracer.start_span(operation_name, **opts)
  OpentracingSpan.new(span)
end