Module: RedisClient::Cluster::NodeKey

Defined in:
lib/redis_client/cluster/node_key.rb

Overview

Node key’s format is ‘<ip>:<port>`. It is different from node id. Node id is internal identifying code in Redis Cluster.

Class Method Summary collapse

Class Method Details

.build_from_client(client) ⇒ Object 



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# File 'lib/redis_client/cluster/node_key.rb', line 55

def build_from_client(client)
  "#{client.config.host}#{DELIMITER}#{client.config.port}"
end

.build_from_host_port(host, port) ⇒ Object 



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# File 'lib/redis_client/cluster/node_key.rb', line 51

def build_from_host_port(host, port)
  "#{host}#{DELIMITER}#{port}"
end

.build_from_uri(uri) ⇒ Object 



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# File 'lib/redis_client/cluster/node_key.rb', line 45

def build_from_uri(uri)
  return '' if uri.nil?

  "#{uri.host}#{DELIMITER}#{uri.port}"
end

.hashify(node_key) ⇒ Object 



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# File 'lib/redis_client/cluster/node_key.rb', line 15

def hashify(node_key)
  host, port = split(node_key)
  { host: host, port: port }
end

.split(node_key) ⇒ Object 



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# File 'lib/redis_client/cluster/node_key.rb', line 20

def split(node_key)
  return [node_key, nil] if node_key.nil? || node_key.empty?

  bracketed = split_bracketed(node_key)
  return bracketed unless bracketed.nil?

  pos = node_key.rindex(DELIMITER, -1)
  return [node_key, nil] if pos.nil?

  [node_key[0, pos], node_key[(pos + 1)..]]
end