Class: SplitIoClient::Api::Splits

Inherits:
Client
  • Object
show all
Defined in:
lib/splitclient-rb/engine/api/splits.rb

Overview

Retrieves split definitions from the Split Backend

Instance Method Summary collapse

Methods inherited from Client

#get_api, #post_api

Constructor Details

#initialize(api_key, config, telemetry_runtime_producer) ⇒ Splits

Returns a new instance of Splits.



7
8
9
10
11
12
 
# File 'lib/splitclient-rb/engine/api/splits.rb', line 7

def initialize(api_key, config, telemetry_runtime_producer)
  super(config)
  @api_key = api_key
  @telemetry_runtime_producer = telemetry_runtime_producer
  @flag_sets_filter = @config.flag_sets_filter
end

Instance Method Details

#since(since, fetch_options = { cache_control_headers: false, till: nil, sets: nil }) ⇒ Object 



14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
 
# File 'lib/splitclient-rb/engine/api/splits.rb', line 14

def since(since, fetch_options = { cache_control_headers: false, till: nil, sets: nil })
  start = Time.now

  params = { since: since }
  params[:till] = fetch_options[:till] unless fetch_options[:till].nil?
  params[:sets] = @flag_sets_filter.join(",") unless @flag_sets_filter.empty?
  @config.logger.debug("Fetching from splitChanges with #{params}: ")
  response = get_api("#{@config.base_uri}/splitChanges", @api_key, params, fetch_options[:cache_control_headers])
  if response.status == 414
    @config.logger.error("Error fetching feature flags; the amount of flag sets provided are too big, causing uri length error.")
    raise ApiException.new response.body, 414
  end
  if response.success?
    result = splits_with_segment_names(response.body)
    unless result[:splits].empty?
      @config.split_logger.log_if_debug("#{result[:splits].length} feature flags retrieved. since=#{since}")
    end
    @config.split_logger.log_if_transport("Feature flag changes response: #{result.to_s}")

    bucket = BinarySearchLatencyTracker.get_bucket((Time.now - start) * 1000.0)
    @telemetry_runtime_producer.record_sync_latency(Telemetry::Domain::Constants::SPLIT_SYNC, bucket)
    @telemetry_runtime_producer.record_successful_sync(Telemetry::Domain::Constants::SPLIT_SYNC, (Time.now.to_f * 1000.0).to_i)

    result
  else
    @telemetry_runtime_producer.record_sync_error(Telemetry::Domain::Constants::SPLIT_SYNC, response.status)

    @config.logger.error("Unexpected status code while fetching feature flags: #{response.status}. " \
    'Check your API key and base URI')

    raise 'Split SDK failed to connect to backend to fetch feature flags definitions'
  end
end