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# frozen_string_literal: true
module Mongo
module Operation
# Defines the behavior of operations that have the default timeout
# behavior described by the client-side operation timeouts (CSOT)
# spec.
#
# @api private
module Timed
# If a timeout is active (as defined by the current context), and it has
# not yet expired, add :maxTimeMS to the spec.
#
# @param [ Hash ] spec The spec to modify
# @param [ Connection ] connection The connection that will be used to
# execute the operation
#
# @return [ Hash ] the spec
#
# @raises [ Mongo::Error::TimeoutError ] if the current timeout has
# expired.
def apply_relevant_timeouts_to(spec, connection)
with_max_time(connection) do |max_time_sec|
return spec if max_time_sec.nil?
return spec if connection.description.mongocryptd?
spec.tap { spec[:maxTimeMS] = (max_time_sec * 1_000).to_i }
end
end
# A helper method that computes the remaining timeout (in seconds) and
# yields it to the associated block. If no timeout is present, yields
# nil. If the timeout has expired, raises Mongo::Error::TimeoutError.
#
# @param [ Connection ] connection The connection that will be used to
# execute the operation
#
# @return [ Hash ] the result of yielding to the block (which must be
# a Hash)
def with_max_time(connection)
if context&.timeout?
max_time_sec = context.remaining_timeout_sec - connection.server.minimum_round_trip_time
raise Mongo::Error::TimeoutError if max_time_sec <= 0
yield max_time_sec
else
yield nil
end
end
end
end
end
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