Class: Zold::Fetch

Inherits:
Object
  • Object
show all
Includes:
ThreadBadge
Defined in:
lib/zold/commands/fetch.rb

Overview

FETCH pulling command

Defined Under Namespace

Classes: EdgesOnly, NoQuorum

Instance Method Summary collapse

Constructor Details

#initialize(wallets:, remotes:, copies:, log: Log::NULL) ⇒ Fetch

Returns a new instance of Fetch.



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# File 'lib/zold/commands/fetch.rb', line 58

def initialize(wallets:, remotes:, copies:, log: Log::NULL)
  @wallets = wallets
  @remotes = remotes
  @copies = copies
  @log = log
end

Instance Method Details

#run(args = []) ⇒ Object 



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# File 'lib/zold/commands/fetch.rb', line 65

def run(args = [])
  opts = Slop.parse(args, help: true, suppress_errors: true) do |o|
    o.banner = "Usage: zold fetch [ID...] [options]
Available options:"
    o.bool '--ignore-score-weakness',
      'Don\'t complain when their score is too weak',
      default: false
    o.array '--ignore-node',
      'Ignore this node and don\'t fetch from it',
      default: []
    o.bool '--tolerate-edges',
      'Don\'t fail if only "edge" (not "master" ones) nodes accepted the wallet',
      default: false
    o.integer '--tolerate-quorum',
      'The minimum number of nodes required for a successful fetch (default: 4)',
      default: 4
    o.bool '--quiet-if-absent',
      'Don\'t fail if the wallet is absent in all remote nodes',
      default: false
    o.string '--network',
      'The name of the network we work in',
      default: 'test'
    o.integer '--threads',
      'How many threads to use for fetching wallets (default: 1)',
      default: 1
    o.bool '--help', 'Print instructions'
  end
  mine = Args.new(opts, @log).take || return
  list = mine.empty? ? @wallets.all : mine.map { |i| Id.new(i) }
  ThreadPool.new('fetch', log: @log).run(opts['threads'], list.uniq) do |id|
    fetch(id, Copies.new(File.join(@copies, id)), opts)
  end
end