Class: Zold::Remote

Inherits:
Object
  • Object
show all
Defined in:
lib/zold/commands/remote.rb

Overview

Remote command

Instance Method Summary collapse

Constructor Details

#initialize(remotes:, log: Log::Quiet.new) ⇒ Remote

Returns a new instance of Remote.



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# File 'lib/zold/commands/remote.rb', line 38

def initialize(remotes:, log: Log::Quiet.new)
  @remotes = remotes
  @log = log
end

Instance Method Details

#add(host, port) ⇒ Object 



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# File 'lib/zold/commands/remote.rb', line 101

def add(host, port)
  @remotes.add(host, port)
  @log.info("#{host}:#{port} added to the list")
  @log.info("There are #{@remotes.all.count} remote nodes in the list")
end

#clean ⇒ Object 



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# File 'lib/zold/commands/remote.rb', line 91

def clean
  @remotes.clean
  @log.debug('All remote nodes deleted')
end

#remove(host, port) ⇒ Object 



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# File 'lib/zold/commands/remote.rb', line 107

def remove(host, port)
  @remotes.remove(host, port)
  @log.info("#{host}:#{port} removed from the list")
  @log.info("There are #{@remotes.all.count} remote nodes in the list")
end

#reset ⇒ Object 



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# File 'lib/zold/commands/remote.rb', line 96

def reset
  @remotes.reset
  @log.debug('Remote nodes set back to default')
end

#run(args = []) ⇒ Object 



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# File 'lib/zold/commands/remote.rb', line 43

def run(args = [])
  opts = Slop.parse(args, help: true) do |o|
    o.banner = "Usage: zold remote <command> [options]
Available commands:
#{Rainbow('remote show').green}
  Show all registered remote nodes
#{Rainbow('remote clean').green}
  Remove all registered remote nodes
#{Rainbow('remote reset').green}
  Restore it back to the default list of nodes
#{Rainbow('remote add').green} host port
  Add a new remote node
#{Rainbow('remote remove').green} host port
  Remove the remote node
#{Rainbow('remote update').green}
  Check each registered remote node for availability
Available options:"
    o.bool '--ignore-score-weakness',
      'Don\'t complain when their score is too weak',
      default: false
    o.bool '--help', 'Print instructions'
  end
  command = args[0]
  case command
  when 'show'
    show
  when 'clean'
    clean
  when 'reset'
    reset
  when 'add'
    add(opts.arguments[1], opts.arguments[2].to_i)
  when 'remove'
    remove(opts.arguments[1], opts.arguments[2].to_i)
  when 'update'
    update(opts)
  else
    @log.info(opts.to_s)
  end
end

#show ⇒ Object 



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# File 'lib/zold/commands/remote.rb', line 84

def show
  @remotes.all.each do |r|
    score = Rainbow("/#{r[:score]}").color(r[:score] > 0 ? :green : :red)
    @log.info(r[:host] + Rainbow(":#{r[:port]}").gray + score)
  end
end

#update(opts) ⇒ Object 



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# File 'lib/zold/commands/remote.rb', line 113

def update(opts)
  @remotes.all.each do |r|
    uri = URI("#{r[:home]}remotes")
    res = Http.new(uri).get
    unless res.code == '200'
      @remotes.remove(r[:host], r[:port])
      @log.info(
        "#{Rainbow(r[:host]).red} #{res.code} \"#{res.message}\" #{uri}"
      )
      next
    end
    begin
      json = JSON.parse(res.body)
    rescue JSON::ParserError => e
      remove(r[:host], r[:port])
      @log.info("#{Rainbow(r[:host]).red} \"#{e.message}\": #{res.body}")
      next
    end
    score = Score.new(
      Time.parse(json['score']['time']), r[:host],
      r[:port], json['score']['suffixes']
    )
    unless score.valid?
      remove(r[:host], r[:port])
      @log.info("#{Rainbow(r[:host]).red} invalid score")
      next
    end
    if score.strength < Score::STRENGTH && !opts['ignore-score-weakness']
      remove(r[:host], r[:port])
      @log.info(
        "#{Rainbow(r[:host]).red} score too weak: #{score.strength}"
      )
      next
    end
    @remotes.rescore(r[:host], r[:port], score.value)
    json['all'].each do |s|
      unless @remotes.exists?(s['host'], s['port'])
        add(s['host'], s['port'])
      end
    end
    @log.info("#{r[:host]}:#{r[:port]}: #{Rainbow(score.value).green} \
(v.#{json['version']})")
  end
  total = @remotes.all.size
  if total.zero?
    @log.debug("The list of remotes is #{Rainbow('empty').red}!")
    @log.debug(
      "Run 'zold remote add b1.zold.io 80` and then `zold update`"
    )
  else
    @log.debug("There are #{total} known remotes")
  end
end