Class: LogStash::Outputs::Riak

Inherits:
Base show all
Defined in:
lib/logstash/outputs/riak.rb

Overview

Riak is a distributed k/v store from Basho. It’s based on the Dynamo model.

Constant Summary

Constants included from Config::Mixin

Config::Mixin::CONFIGSORT

Instance Attribute Summary

Attributes included from Config::Mixin

#config, #original_params

Attributes inherited from Plugin

#logger, #params

Instance Method Summary collapse

Methods inherited from Base

#handle, #handle_worker, #initialize, #worker_setup, #workers_not_supported

Methods included from Config::Mixin

#config_init, included

Methods inherited from Plugin

#eql?, #finished, #finished?, #hash, #initialize, #inspect, lookup, #reload, #running?, #shutdown, #teardown, #terminating?, #to_s

Constructor Details

This class inherits a constructor from LogStash::Outputs::Base

Instance Method Details

#receive(event) ⇒ Object 



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# File 'lib/logstash/outputs/riak.rb', line 109

def receive(event)
  return unless output?(event)
  
  @bucket.each do |b|
    # setup our bucket(s)
    bukkit = @client.bucket(event.sprintf(b))
    # Disable bucket props for now
    # Need to detect params passed that should be converted to int
    # otherwise setting props fails =(
    # Logstash syntax only supports strings and bools
    # likely fix is to either hack in is_numeric?
    # or whitelist certain params and call to_i
    ##@logger.debug("Setting bucket props", :props => @bucket_props)
    ##bukkit.props = @bucket_props if @bucket_props
    ##@logger.debug("Bucket", :bukkit => bukkit.inspect)
   
    if @enable_search
      @logger.debug("Enable search requested", :bucket => bukkit.inspect)
      # Check if search is enabled
      @logger.debug("Checking bucket status", :search_enabled => bukkit.is_indexed?)
      bukkit.enable_index! unless bukkit.is_indexed?
      @logger.debug("Rechecking bucket status", :search_enabled => bukkit.is_indexed?)
    end
    @key_name.nil? ? evt_key=nil : evt_key=event.sprintf(@key_name)
    evt = Riak::RObject.new(bukkit, evt_key)
    @logger.debug("RObject", :robject => evt.to_s)
    begin
      evt.content_type = "application/json"
      evt.data = event
      if @indices
        @indices.each do |k|
          idx_name = "#{k.gsub('@','')}_bin"
          @logger.debug("Riak index name", :idx => idx_name)
          @logger.info("Indexes", :indexes => evt.indexes.to_s)
          evt.indexes[idx_name] << event.sprintf("%{#{k}}")
        end
      end
      evt.store
    rescue Exception => e
      @logger.warn("Exception storing", :message => e.message)
    end
  end
end

#register ⇒ Object 



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# File 'lib/logstash/outputs/riak.rb', line 82

def register
  require 'riak'
  riak_opts = {}
  cluster_nodes = Array.new
  @logger.debug("Setting protocol", :protocol => @proto)
  proto_type = "#{@proto}_port".to_sym
  @nodes.each do |node,port|
    @logger.debug("Adding node", :node => node, :port => port)
    cluster_nodes << {:host => node, proto_type => port}
  end
  @logger.debug("Cluster nodes", :nodes => cluster_nodes)
  if @enable_ssl
    @logger.debug("SSL requested")
    if @ssl_opts
      @logger.debug("SSL options provided", @ssl_opts)
      riak_opts.merge!(@ssl_opts.inject({}) {|h,(k,v)| h[k.to_sym] = v; h})
    else
      riak_opts.merge!({:ssl => true})
    end
  @logger.debug("Riak options:", :riak_opts => riak_opts)
  end
  riak_opts.merge!({:nodes => cluster_nodes})
  @logger.debug("Riak options:", :riak_opts => riak_opts)
  @client = Riak::Client.new(riak_opts)
end