Class: Skywalking::Plugins::Elasticsearch

Inherits:
PluginsManager::SWPlugin show all
Defined in:
lib/skywalking/plugins/elasticsearch.rb

Instance Method Summary collapse

Methods inherited from PluginsManager::SWPlugin

#initialize, #installed?, register, #try_install

Methods included from Log::Logging

#debug, #error, #info, #log, #warn

Constructor Details

This class inherits a constructor from Skywalking::Plugins::PluginsManager::SWPlugin

Instance Method Details

#install ⇒ Object 



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# File 'lib/skywalking/plugins/elasticsearch.rb', line 23

def install
  inst_target = if defined?(::Elastic::Transport::Client)
                  ::Elastic::Transport::Client
                elsif defined?(::Elasticsearch::Transport::Client)
                  ::Elasticsearch::Transport::Client
                end

  inst_target.class_eval do
    def perform_request_with_skywalking(method, path, *args, &block)
      peer_info = transport.hosts.first
      db_statement = [{ params: args&.[](0) }]
      unless args[1].nil? || args[1].empty?
        db_statement << { body: args[1] }
      end

      Tracing::ContextManager.new_exit_span(
        operation: "Elasticsearch/#{method}/#{path}",
        peer: "#{peer_info[:protocol]}://#{peer_info[:host]}:#{peer_info[:port]}",
        component: Tracing::Component::Elasticsearch
      ) do |span|
        span&.tag(Tracing::TagDbType.new("Elasticsearch"))
        span&.tag(Tracing::TagDbStatement.new(db_statement))
        span&.layer = Tracing::Layer::Database

        zuper_perform_request(method, path, *args, &block)
      rescue
        span&.error_occurred = true
      end
    end

    alias_method :zuper_perform_request, :perform_request
    alias_method :perform_request, :perform_request_with_skywalking
  end
end

#plugin_valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/skywalking/plugins/elasticsearch.rb', line 19

def plugin_valid?
  defined?(::Elasticsearch)
end