Class: Koma::CLI

Inherits:
Thor
  • Object
show all
Defined in:
lib/koma/cli.rb

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(command) ⇒ Object 



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# File 'lib/koma/cli.rb', line 118

def method_missing(command)
  message = "\n  ((     ))\n((  _____  ))\n(U  \u25CF   \u25CF  U)\n  ((  \u25CF  ))  < Could not find command \"\#{command}\".\n\n"
  puts message
end

Instance Method Details

#exec ⇒ Object 



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# File 'lib/koma/cli.rb', line 90

def exec
  backend = Koma::Backend::Exec.new(nil, options)
  gathered = backend.gather
  if options[:yaml]
    puts YAML.dump(gathered)
  elsif options[:csv]
    puts csv_dump(host, gathered)
  else
    puts JSON.pretty_generate(gathered)
  end
end

#help(command = nil) ⇒ Object 



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# File 'lib/koma/cli.rb', line 110

def help(command = nil)
  if options[:version]
    puts Koma::VERSION
  else
    super
  end
end

#keys ⇒ Object 



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# File 'lib/koma/cli.rb', line 103

def keys
  Koma::HostInventory.all_inventory_keys.each do |key|
    key += ' (disabled)' if Koma::HostInventory.disabled_keys.include?(key)
    puts key
  end
end

#run_command(host = nil, *commands) ⇒ Object 



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# File 'lib/koma/cli.rb', line 48

def run_command(host = nil, *commands)
  if host.nil?
    STDERR.puts 'ERROR: "koma run-command" was called with no arguments'
    STDERR.puts 'Usage: "koma run-command <host1,host2,..> <command>"'
    return
  end
  if commands.empty?
    commands = [host]
    begin
      stdin = timeout(1) { $stdin.read }
    rescue Timeout::Error
    end
    if stdin.nil?
      STDERR.puts 'ERROR: "koma run-commands" was called with no arguments'
      STDERR.puts 'Usage: "koma run-commands <host1,host2,..> <commands>"'
      return
    end
    ret = stdin.split("\n").select { |line| line =~ /^Host ([^\s\*]+)/ }.map do |line|
      line =~ /^Host ([^\s]+)/
      Regexp.last_match[1]
    end
    host = ret.join(',')
  end
  backend = Koma::Backend::Ssh.new(host, options)
  backend.stdin = stdin if stdin
  gathered = backend.run_commands(commands)
  if options[:yaml]
    puts YAML.dump(gathered)
  elsif options[:csv]
    puts csv_dump(host, gathered)
  else
    puts JSON.pretty_generate(gathered)
  end
end

#ssh(host = nil) ⇒ Object 



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# File 'lib/koma/cli.rb', line 19

def ssh(host = nil)
  if host.nil?
    begin
      stdin = timeout(1) { $stdin.read }
    rescue Timeout::Error
    end
    ret = stdin.split("\n").select { |line| line =~ /^Host ([^\s\*]+)/ }.map do |line|
      line =~ /^Host ([^\s]+)/
      Regexp.last_match[1]
    end
    host = ret.join(',')
  end
  backend = Koma::Backend::Ssh.new(host, options)
  backend.stdin = stdin if stdin
  gathered = backend.gather
  if options[:yaml]
    puts YAML.dump(gathered)
  elsif options[:csv]
    puts csv_dump(host, gathered)
  else
    puts JSON.pretty_generate(gathered)
  end
end