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# frozen_string_literal: true
# rubocop:todo all
# Copyright (C) 2018-2020 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
module Operation
class CreateIndex
# A MongoDB createindex operation sent as an op message.
#
# @api private
#
# @since 2.5.2
class OpMsg < OpMsgBase
include ExecutableTransactionLabel
private
def selector(connection)
{
createIndexes: coll_name,
indexes: indexes,
comment: spec[:comment],
}.compact.tap do |selector|
if commit_quorum = spec[:commit_quorum]
# While server versions 3.4 and newer generally perform option
# validation, there was a bug on server versions 4.2.0 - 4.2.5 where
# the server would accept the commitQuorum option and use it internally
# (see SERVER-47193). As a result, the drivers specifications require
# drivers to perform validation and raise an error when the commitQuorum
# option is passed to servers that don't support it.
unless connection.features.commit_quorum_enabled?
raise Error::UnsupportedOption.commit_quorum_error
end
selector[:commitQuorum] = commit_quorum
end
end
end
end
end
end
end
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