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:, farm: Farm::Empty.new, log: Log::Quiet.new) ⇒ Remote

Returns a new instance of Remote.



45
46
47
48
49
 
# File 'lib/zold/commands/remote.rb', line 45

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

Instance Method Details

#run(args = []) ⇒ Object 



51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
 
# File 'lib/zold/commands/remote.rb', line 51

def run(args = [])
  opts = Slop.parse(args, help: true, suppress_errors: 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 elect').green}
  Pick a random remote node as a target for a bonus awarding
#{Rainbow('remote trim').green}
  Remove the least reliable nodes
#{Rainbow('remote select [options]').green}
  Select the strongest n nodes.
#{Rainbow('remote update').green}
  Check each registered remote node for availability
Available options:"
    o.integer '--tolerate',
      'Maximum level of errors we are able to tolerate',
      default: Remotes::TOLERANCE
    o.bool '--ignore-score-weakness',
      'Don\'t complain when their score is too weak',
      default: false
    o.bool '--ignore-score-value',
      'Don\'t complain when their score is too small',
      default: false
    o.array '--ignore-node',
      'Ignore this node and never add it to the list',
      default: []
    o.integer '--min-score',
      "The minimum score required for winning the election (default: #{Tax::EXACT_SCORE})",
      default: Tax::EXACT_SCORE
    o.integer '--max-winners',
      'The maximum amount of election winners the election (default: 1)',
      default: 1
    o.bool '--skip-ping',
      'Don\'t ping back the node when adding it (not recommended)',
      default: false
    o.string '--network',
      "The name of the network we work in (default: #{Wallet::MAIN_NETWORK}",
      required: true,
      default: Wallet::MAIN_NETWORK
    o.bool '--reboot',
      'Exit if any node reports version higher than we have',
      default: false
    # @todo #292:30min Group options by subcommands
    #  Having all the options in one place _rather than grouping them by subcommands_
    #  makes the help totally misleading and hard to read.
    #  Not all the options are valid for every command - that's the key here.
    #  The option below (`--max-nodes`) is an example.
    #  **Next actions:**
    #  - Implement the suggestion above.
    #  - Remove note from the --max-nodes option saying that it applies to the select
    #  subcommand only.
    o.integer '--max-nodes',
      "This applies only to the select subcommand. Number of nodes to limit to. Defaults to #{Remotes::MAX_NODES}.",
      default: Remotes::MAX_NODES
    o.bool '--help', 'Print instructions'
  end
  mine = Args.new(opts, @log).take || return
  command = mine[0]
  raise "A command is required, try 'zold remote --help'" unless command
  case command
  when 'show'
    show
  when 'clean'
    clean
  when 'reset'
    reset
  when 'add'
    add(mine[1], mine[2] ? mine[2].to_i : Remotes::PORT, opts)
  when 'remove'
    remove(mine[1], mine[2] ? mine[2].to_i : Remotes::PORT, opts)
  when 'elect'
    elect(opts)
  when 'trim'
    trim(opts)
  when 'update'
    update(opts)
    update(opts, false)
  when 'select'
    select(opts)
  else
    raise "Unknown command '#{command}'"
  end
end