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Contents
# frozen_string_literal: true
# Copyright 2018-2020 Aerospike, Inc.
#
# Portions may be licensed to Aerospike, Inc. under one or more contributor
# license agreements.
#
# 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 Aerospike
class Node
module Refresh
module Partitions
class << self
def call(node, peers)
return unless should_refresh?(node, peers)
Aerospike.logger.info("Updating partitions for node #{node.name}")
conn = node.tend_connection
parser = PartitionParser.new(node, conn)
node.cluster.update_partitions(parser)
rescue ::Aerospike::Exceptions::Aerospike => e
conn.close
Refresh::Failed.(node, e)
end
# Do not refresh partitions when node connection has already failed
# during this cluster tend iteration. Also, avoid "split cluster"
# case where this node thinks it's a 1-node cluster. Unchecked, such
# a node can dominate the partition map and cause all other nodes to
# be dropped.
def should_refresh?(node, peers)
return false if node.failed? || !node.active?
return false if !node.has_peers? && peers.refresh_count > 1
true
end
end
end
end
end
end
Version data entries
23 entries across 23 versions & 1 rubygems