Class: LogStash::Outputs::Azuresearch

Inherits:
Base
  • Object
show all
Includes:
Stud::Buffer
Defined in:
lib/logstash/outputs/azuresearch.rb

Instance Method Summary collapse

Instance Method Details

#flush(events, close = false) ⇒ Object 



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# File 'lib/logstash/outputs/azuresearch.rb', line 67

def flush (events, close=false)

  documents = []  #this is the array of hashes to add Azure search
  events.each do |event|
    document = {}
    event_hash = event.to_hash()

    ## Check if event contains primary item that should be stored as 
    ## primary key in Azure Search
    if not event_hash.include?(@primary_key_in_event)
      $logger.warn( "The event does not contain primary item!!: " + (event_hash.to_json).to_s)
      next
    end

    @column_names.each_with_index do|k, i|
      ikey = @key_names[i]
      ival = event_hash.include?(ikey) ? event_hash[ikey] : ''
      document[k] = ival
    end
    documents.push(document)
  end

  ## Skip in case there are no candidate documents to deliver
  if documents.length < 1
    return
  end

  begin
    @client.add_documents(@search_index, documents)
  rescue RestClient::ExceptionWithResponse => rcex
    exdict = JSON.parse(rcex.response)
    $logger.error("RestClient Error: '#{rcex.response}', data=>" + (documents.to_json).to_s)
  rescue => ex
    $logger.error( "Error: '#{ex}'" + ", data=>" + (documents.to_json).to_s)
  end

end

#receive(event) ⇒ Object 



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# File 'lib/logstash/outputs/azuresearch.rb', line 60

def receive(event)
  # Simply save an event for later delivery
  buffer_receive(event)
end

#register ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/logstash/outputs/azuresearch.rb', line 37

def register
  require_relative 'azuresearch/client'

  ## Configure
  if @key_names.length < 1
    @key_names = @column_names
  end
  raise ArgumentError, 'NOT match keys number: column_names and key_names' \
        if @key_names.length != @column_names.length

  @primary_key_in_event = @key_names[0]
  ## Initialize Azure Search client Instance
  @client=AzureSearch::Client::new( @endpoint, @api_key )

  buffer_initialize(
      :max_items => @flush_items,
      :max_interval => @flush_interval_time,
      :logger => @logger
    )

end