Class: Zold::Remotes
- Inherits:
-
Object
- Object
- Zold::Remotes
- Defined in:
- lib/zold/remotes.rb
Overview
All remotes
Direct Known Subclasses
Defined Under Namespace
Constant Summary collapse
- PORT =
The default TCP port all nodes are supposed to use.
4096
- TOLERANCE =
At what amount of errors we delete the remote automatically
8
Instance Method Summary collapse
- #add(host, port = Remotes::PORT) ⇒ Object
- #all ⇒ Object
- #clean ⇒ Object
- #error(host, port = Remotes::PORT) ⇒ Object
- #errors(host, port = Remotes::PORT) ⇒ Object
- #exists?(host, port = Remotes::PORT) ⇒ Boolean
-
#initialize(file, network: 'test') ⇒ Remotes
constructor
A new instance of Remotes.
- #iterate(log, farm: Farm::Empty.new) ⇒ Object
- #remove(host, port = Remotes::PORT) ⇒ Object
- #rescore(host, port, score) ⇒ Object
- #reset ⇒ Object
Constructor Details
#initialize(file, network: 'test') ⇒ Remotes
Returns a new instance of Remotes.
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# File 'lib/zold/remotes.rb', line 108 def initialize(file, network: 'test') raise 'File can\'t be nil' if file.nil? @file = file raise 'Network can\'t be nil' if network.nil? @network = network end |
Instance Method Details
#add(host, port = Remotes::PORT) ⇒ Object
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# File 'lib/zold/remotes.rb', line 145 def add(host, port = Remotes::PORT) raise 'Host can\'t be nil' if host.nil? raise 'Host can\'t be empty' if host.empty? raise 'Port can\'t be nil' if port.nil? raise 'Port has to be of type Integer' unless port.is_a?(Integer) raise 'Port can\'t be zero' if port.zero? raise 'Port can\'t be negative' if port < 0 raise 'Port can\'t be over 65536' if port > 0xffff raise "#{host}:#{port} already exists" if exists?(host, port) list = load list << { host: host.downcase, port: port, score: 0 } list.uniq! { |r| "#{r[:host]}:#{r[:port]}" } save(list) end |
#all ⇒ Object
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# File 'lib/zold/remotes.rb', line 115 def all list = load max_score = list.map { |r| r[:score] }.max || 0 max_score = 1 if max_score.zero? max_errors = list.map { |r| r[:errors] }.max || 0 max_errors = 1 if max_errors.zero? list.sort_by do |r| (1 - r[:errors] / max_errors) * 5 + (r[:score] / max_score) end.reverse end |
#clean ⇒ Object
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# File 'lib/zold/remotes.rb', line 126 def clean save([]) end |
#error(host, port = Remotes::PORT) ⇒ Object
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# File 'lib/zold/remotes.rb', line 202 def error(host, port = Remotes::PORT) raise 'Host can\'t be nil' if host.nil? raise 'Port can\'t be nil' if port.nil? raise 'Port has to be of type Integer' unless port.is_a?(Integer) list = load raise "#{host}:#{port} is absent among #{list.count} remotes" unless exists?(host, port) list.find { |r| r[:host] == host.downcase && r[:port] == port }[:errors] += 1 save(list) end |
#errors(host, port = Remotes::PORT) ⇒ Object
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# File 'lib/zold/remotes.rb', line 193 def errors(host, port = Remotes::PORT) raise 'Host can\'t be nil' if host.nil? raise 'Port can\'t be nil' if port.nil? raise 'Port has to be of type Integer' unless port.is_a?(Integer) list = load raise "#{host}:#{port} is absent among #{list.count} remotes" unless exists?(host, port) list.find { |r| r[:host] == host.downcase && r[:port] == port }[:errors] end |
#exists?(host, port = Remotes::PORT) ⇒ Boolean
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# File 'lib/zold/remotes.rb', line 138 def exists?(host, port = Remotes::PORT) raise 'Port has to be of type Integer' unless port.is_a?(Integer) raise 'Host can\'t be nil' if host.nil? raise 'Port can\'t be nil' if port.nil? !load.find { |r| r[:host] == host.downcase && r[:port] == port }.nil? end |
#iterate(log, farm: Farm::Empty.new) ⇒ Object
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# File 'lib/zold/remotes.rb', line 170 def iterate(log, farm: Farm::Empty.new) raise 'Log can\'t be nil' if log.nil? raise 'Farm can\'t be nil' if farm.nil? best = farm.best[0] require_relative 'score' score = best.nil? ? Score::ZERO : best start = Time.now idx = 0 all.each do |r| begin yield Remotes::Remote.new(r[:host], r[:port], score, idx, log: log, network: @network) idx += 1 rescue StandardError => e error(r[:host], r[:port]) errors = errors(r[:host], r[:port]) log.info("#{Rainbow("#{r[:host]}:#{r[:port]}").red}: #{e.} \ in #{(Time.now - start).round}s; errors=#{errors}") log.debug(Backtrace.new(e).to_s) remove(r[:host], r[:port]) if errors > Remotes::TOLERANCE end end end |
#remove(host, port = Remotes::PORT) ⇒ Object
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# File 'lib/zold/remotes.rb', line 160 def remove(host, port = Remotes::PORT) raise 'Port has to be of type Integer' unless port.is_a?(Integer) raise 'Host can\'t be nil' if host.nil? raise 'Port can\'t be nil' if port.nil? raise "#{host}:#{port} is absent" unless exists?(host, port) list = load list.reject! { |r| r[:host] == host.downcase && r[:port] == port } save(list) end |
#rescore(host, port, score) ⇒ Object
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# File 'lib/zold/remotes.rb', line 212 def rescore(host, port, score) raise 'Host can\'t be nil' if host.nil? raise 'Port can\'t be nil' if port.nil? raise 'Score can\'t be nil' if score.nil? raise 'Port has to be of type Integer' unless port.is_a?(Integer) raise "#{host}:#{port} is absent" unless exists?(host, port) list = load list.find { |r| r[:host] == host.downcase && r[:port] == port }[:score] = score save(list) end |
#reset ⇒ Object
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# File 'lib/zold/remotes.rb', line 130 def reset FileUtils.mkdir_p(File.dirname(@file)) FileUtils.copy( File.join(File.dirname(__FILE__), '../../resources/remotes'), @file ) end |