lib/mongo/monitoring/unified_sdam_log_subscriber.rb
# frozen_string_literal: true
# rubocop:todo all
# Copyright (C) 2019-2020 MongoDB Inc.
#
# Licensed under the Apache License, Version 2.0 (the 'License');
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an 'AS IS' BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
module Mongo
class Monitoring
# Subscribes to SDAM events and logs them.
#
# @since 2.11.0
# @api experimental
class UnifiedSdamLogSubscriber
include Loggable
# @return [ Hash ] options The options.
#
# @since 2.11.0
attr_reader :options
# Create the new log subscriber.
#
# @param [ Hash ] options The options.
#
# @option options [ Logger ] :logger An optional custom logger.
#
# @since 2.11.0
def initialize(options = {})
@options = options
end
# Handle an event.
#
# @param [ Event ] event The event.
#
# @since 2.11.0
def published(event)
log_debug("EVENT: #{event.summary}") if logger.debug?
end
alias :succeeded :published
def subscribe(client)
client.subscribe(Mongo::Monitoring::TOPOLOGY_OPENING, self)
client.subscribe(Mongo::Monitoring::SERVER_OPENING, self)
client.subscribe(Mongo::Monitoring::SERVER_DESCRIPTION_CHANGED, self)
client.subscribe(Mongo::Monitoring::TOPOLOGY_CHANGED, self)
client.subscribe(Mongo::Monitoring::SERVER_CLOSED, self)
client.subscribe(Mongo::Monitoring::TOPOLOGY_CLOSED, self)
end
end
end
end