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|
require "flipper/adapters/sync/synchronizer"
require "flipper/adapters/sync/interval_synchronizer"
module Flipper
module Adapters
# TODO: Syncing should happen in a background thread on a regular interval
# rather than in the main thread only when reads happen.
class Sync
include ::Flipper::Adapter
# Public: The name of the adapter.
attr_reader :name
# Public: The synchronizer that will keep the local and remote in sync.
attr_reader :synchronizer
# Public: Build a new sync instance.
#
# local - The local flipper adapter that should serve reads.
# remote - The remote flipper adpater that should serve writes and update
# the local on an interval.
# interval - The Float or Integer number of seconds between syncs from
# remote to local. Default value is set in IntervalSynchronizer.
def initialize(local, remote, options = {})
@name = :sync
@local = local
@remote = remote
@synchronizer = options.fetch(:synchronizer) do
sync_options = {
raise: false,
}
instrumenter = options[:instrumenter]
sync_options[:instrumenter] = instrumenter if instrumenter
synchronizer = Synchronizer.new(@local, @remote, sync_options)
IntervalSynchronizer.new(synchronizer, interval: options[:interval])
end
sync
end
def features
sync
@local.features
end
def get(feature)
sync
@local.get(feature)
end
def get_multi(features)
sync
@local.get_multi(features)
end
def get_all
sync
@local.get_all
end
def add(feature)
result = @remote.add(feature)
@local.add(feature)
result
end
def remove(feature)
result = @remote.remove(feature)
@local.remove(feature)
result
end
def clear(feature)
result = @remote.clear(feature)
@local.clear(feature)
result
end
def enable(feature, gate, thing)
result = @remote.enable(feature, gate, thing)
@local.enable(feature, gate, thing)
result
end
def disable(feature, gate, thing)
result = @remote.disable(feature, gate, thing)
@local.disable(feature, gate, thing)
result
end
private
def sync
@synchronizer.call
end
end
end
end
|
