Module: ElasticAPM::Spies::NetHTTPSpy::Ext Private

Defined in:
lib/elastic_apm/spies/net_http.rb

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

Instance Method Summary collapse

Instance Method Details

#request(req, body = nil, &block) ⇒ 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.

rubocop:disable Metrics/PerceivedComplexity, Metrics/CyclomaticComplexity



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# File 'lib/elastic_apm/spies/net_http.rb', line 52

def request(req, body = nil, &block)
  unless (transaction = ElasticAPM.current_transaction)
    return super(req, body, &block)
  end

  if ElasticAPM::Spies::NetHTTPSpy.disabled?
    return super(req, body, &block)
  end

  host = req['host']&.split(':')&.first || address || 'localhost'
  method = req.method.to_s.upcase

  uri_or_path = URI(req.path)

  # Support the case where a whole url is passed as a path to a nil host
  uri =
    if uri_or_path.host
      uri_or_path
    else
      path, query = req.path.split('?')
      url = use_ssl? ? +'https://' : +'http://'
      url << host
      url << ":#{port}" if port
      url << path
      url << "?#{query}" if query
      URI(url)
    end

  context =
    ElasticAPM::Span::Context.new(
      http: { url: uri, method: method },
      destination: ElasticAPM::Span::Context::Destination.from_uri(uri, type: SUBTYPE)
    )

  ElasticAPM.with_span(
    "#{method} #{host}",
    TYPE,
    subtype: SUBTYPE,
    context: context
  ) do |span|
    trace_context = span&.trace_context || transaction.trace_context
    trace_context.apply_headers { |key, value| req[key] = value }

    result = super(req, body, &block)

    if (http = span&.context&.http)
      http.status_code = result.code
    end

    span&.outcome = Span::Outcome.from_http_status(result.code)
    result
  end
end