Sha256: d5ece4a09503b517f340a511a4d1b88313764c739070964bc05cfcd3bbdbc0e9
Contents?: true
Size: 816 Bytes
Versions: 13
Compression:
Stored size: 816 Bytes
Contents
module RedisFailover
# Base class for strategies that determine which node is used during failover.
class FailoverStrategy
include Util
# Loads a strategy based on the given name.
#
# @param [String, Symbol] name the strategy name
# @return [Object] a new strategy instance
def self.for(name)
require "redis_failover/failover_strategy/#{name.downcase}"
const_get(name.capitalize).new
rescue LoadError, NameError
raise "Failed to find failover strategy: #{name}"
end
# Returns a candidate node as determined by this strategy.
#
# @param [Hash<Node, NodeSnapshot>] snapshots the node snapshots
# @return [Node] the candidate node or nil if one couldn't be found
def find_candidate(snapshots)
raise NotImplementedError
end
end
end
Version data entries
13 entries across 13 versions & 3 rubygems