Module: SolarWindsAPM::API::OpenTelemetry

Defined in:
lib/solarwinds_apm/api/opentelemetry.rb

Instance Method Summary collapse

Instance Method Details

#in_span(name, attributes: nil, links: nil, start_timestamp: nil, kind: nil, &block) ⇒ Object

Create custom span based on current last span

Wrap OpenTelemetry function OpenTelemetry.tracer_provider.tracer.in_span

Argument:

  • name - (int, default 3000) the maximum time to wait in milliseconds

  • attributes - (hash, default nil)

  • links - (string, default nil)

  • start_timestamp - (int, default nil)

  • kind - (symbol, default nil)

Example:

SolarWindsAPM::API.in_span('custom_span') do |span|
  url = URI.parse("http://www.google.ca/")
  req = Net::HTTP::Get.new(url.to_s)
  res = Net::HTTP.start(url.host, url.port) {|http| http.request(req)}
end

Returns:

  • value returned by block



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# File 'lib/solarwinds_apm/api/opentelemetry.rb', line 35

def in_span(name, attributes: nil, links: nil, start_timestamp: nil, kind: nil, &block)
  if block.nil?
    SolarWindsAPM.logger.warn { "[#{name}/#{__method__}] please provide block when using in_span function" }
    return
  end

  SolarWindsAPM.logger.debug do
    "[#{name}/#{__method__}] solarwinds_apm in_span with OTEL_SERVICE_NAME #{ENV.fetch('OTEL_SERVICE_NAME', nil)}"
  end
  current_tracer = ::OpenTelemetry.tracer_provider.tracer(ENV.fetch('OTEL_SERVICE_NAME', nil))
  current_tracer.in_span(name, attributes: attributes, links: links, start_timestamp: start_timestamp, kind: kind, &block)
end