Class: Bolt::Outputter::Human

Inherits:
Bolt::Outputter show all
Defined in:
lib/bolt/outputter/human.rb

Constant Summary collapse

COLORS = 
{ red: "31",
green: "32",
yellow: "33" }.freeze

Instance Method Summary collapse

Methods inherited from Bolt::Outputter

for_format, #print_message

Constructor Details

#initialize(color, verbose, trace, stream = $stdout) ⇒ Human

Returns a new instance of Human.



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# File 'lib/bolt/outputter/human.rb', line 14

def initialize(color, verbose, trace, stream = $stdout)
  super
  # Plans and without_default_logging() calls can both be nested, so we
  # track each of them with a "stack" consisting of an integer.
  @plan_depth = 0
  @disable_depth = 0
end

Instance Method Details

#colorize(color, string) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 22

def colorize(color, string)
  if @color && @stream.isatty
    "\033[#{COLORS[color]}m#{string}\033[0m"
  else
    string
  end
end

#enabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bolt/outputter/human.rb', line 62

def enabled?
  @disable_depth == 0
end

#fatal_error(err) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 337

def fatal_error(err)
  @stream.puts(colorize(:red, err.message))
  if err.is_a? Bolt::RunFailure
    @stream.puts ::JSON.pretty_generate(err.result_set)
  end

  if @trace && err.backtrace
    err.backtrace.each do |line|
      @stream.puts(colorize(:red, "\t#{line}"))
    end
  end
end

#format_log(log) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 116

def format_log(log)
  color = case log['level']
          when 'warn'
            :yellow
          when 'err'
            :red
          end
  source = "#{log['source']}: " if log['source']
  message = "#{log['level'].capitalize}: #{source}#{log['message']}"
  message = colorize(color, message) if color
  message
end

#handle_event(event) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 39

def handle_event(event)
  return unless enabled? || event[:type] == :enable_default_output

  case event[:type]
  when :node_start
    print_start(event[:target]) if @verbose
  when :node_result
    print_result(event[:result]) if @verbose
  when :step_start
    print_step_start(event) if plan_logging?
  when :step_finish
    print_step_finish(event) if plan_logging?
  when :plan_start
    print_plan_start(event)
  when :plan_finish
    print_plan_finish(event)
  when :enable_default_output
    @disable_depth -= 1
  when :disable_default_output
    @disable_depth += 1
  end
end

#indent(indent, string) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 30

def indent(indent, string)
  indent = ' ' * indent
  string.gsub(/^/, indent.to_s)
end

#plan_logging? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bolt/outputter/human.rb', line 66

def plan_logging?
  @plan_depth > 0
end

#print_apply_result(apply_result, elapsed_time) ⇒ Object

Parameters:

  • apply_result (Bolt::ResultSet) —

    A ResultSet object representing the result of a ‘bolt apply`



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# File 'lib/bolt/outputter/human.rb', line 310

def print_apply_result(apply_result, elapsed_time)
  print_summary(apply_result, elapsed_time)
end

#print_head ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 12

def print_head; end

#print_module_list(module_list) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 281

def print_module_list(module_list)
  module_list.each do |path, modules|
    if (mod = modules.find { |m| m[:internal_module_group] })
      @stream.puts(mod[:internal_module_group])
    else
      @stream.puts(path)
    end

    if modules.empty?
      @stream.puts('(no modules installed)')
    else
      module_info = modules.map do |m|
        version = if m[:version].nil?
                    m[:internal_module_group].nil? ? '(no metadata)' : '(built-in)'
                  else
                    m[:version]
                  end

        [m[:name], version]
      end

      print_table(module_info)
    end

    @stream.write("\n")
  end
end

#print_plan_finish(event) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 155

def print_plan_finish(event)
  @plan_depth -= 1
  plan = event[:plan]
  duration = event[:duration]
  @stream.puts(colorize(:green, "Finished: plan #{plan} in #{duration.round(2)} sec"))
end

#print_plan_info(plan) ⇒ Object

Parameters:

  • plan (Hash) —

    A hash representing the plan



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# File 'lib/bolt/outputter/human.rb', line 248

def print_plan_info(plan)
  # Building lots of strings...
  pretty_params = +""
  plan_info = +""
  usage = +"bolt plan run #{plan['name']}"

  plan['parameters']&.each do |name, p|
    pretty_params << "- #{name}: #{p['type']}\n"
    usage << (p.include?('default_value') ? " [#{name}=<value>]" : " #{name}=<value>")
  end

  plan_info << "\n#{plan['name']}"
  plan_info << "\n\n"
  plan_info << "USAGE:\n#{usage}\n\n"
  plan_info << "PARAMETERS:\n#{pretty_params}\n" if plan['parameters']
  plan_info << "MODULE:\n"

  path = plan['module']
  plan_info << if path.start_with?(Bolt::PAL::MODULES_PATH)
                 "built-in module"
               else
                 path
               end
  @stream.puts(plan_info)
end

#print_plan_result(plan_result) ⇒ Object

Parameters:



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# File 'lib/bolt/outputter/human.rb', line 315

def print_plan_result(plan_result)
  value = plan_result.value
  if value.nil?
    @stream.puts("Plan completed successfully with no result")
  elsif value.is_a? Bolt::ApplyFailure
    @stream.puts(colorize(:red, value.message))
  elsif value.is_a? Bolt::ResultSet
    value.each { |result| print_result(result) }
    print_summary(value)
  else
    @stream.puts(::JSON.pretty_generate(plan_result, quirks_mode: true))
  end
end

#print_plan_start(event) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 145

def print_plan_start(event)
  @plan_depth += 1
  # We use this event to both mark the start of a plan _and_ to enable
  # plan logging for `apply`, so only log the message if we were called
  # with a plan
  if event[:plan]
    @stream.puts(colorize(:green, "Starting: plan #{event[:plan]}"))
  end
end

#print_plans(plans, modulepath) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 274

def print_plans(plans, modulepath)
  print_table(plans)
  print_message("\nMODULEPATH:\n#{modulepath.join(':')}\n"\
                  "\nUse `bolt plan show <plan-name>` to view "\
                  "details and parameters for a specific plan.")
end

#print_puppetfile_result(success, puppetfile, moduledir) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 329

def print_puppetfile_result(success, puppetfile, moduledir)
  if success
    @stream.puts("Successfully synced modules from #{puppetfile} to #{moduledir}")
  else
    @stream.puts(colorize(:red, "Failed to sync modules from #{puppetfile} to #{moduledir}"))
  end
end

#print_result(result) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 74

def print_result(result)
  if result.success?
    @stream.puts(colorize(:green, "Finished on #{result.target.host}:"))
  else
    @stream.puts(colorize(:red, "Failed on #{result.target.host}:"))
  end

  if result.error_hash
    @stream.puts(colorize(:red, remove_trail(indent(2, result.error_hash['msg']))))
  end

  if result.is_a?(Bolt::ApplyResult) && @verbose
    result.resource_logs.each do |log|
      # Omit low-level info/debug messages
      next if %w[info debug].include?(log['level'])
      message = format_log(log)
      @stream.puts(indent(2, message))
    end
  end

  if result.message
    @stream.puts(remove_trail(indent(2, result.message)))
  end

  # There is more information to output
  if result.generic_value
    # Use special handling if the result looks like a command or script result
    if result.generic_value.keys == %w[stdout stderr exit_code]
      unless result['stdout'].strip.empty?
        @stream.puts(indent(2, "STDOUT:"))
        @stream.puts(indent(4, result['stdout']))
      end
      unless result['stderr'].strip.empty?
        @stream.puts(indent(2, "STDERR:"))
        @stream.puts(indent(4, result['stderr']))
      end
    else
      @stream.puts(indent(2, ::JSON.pretty_generate(result.generic_value)))
    end
  end
end

#print_start(target) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 70

def print_start(target)
  @stream.puts(colorize(:green, "Started on #{target.host}..."))
end

#print_step_finish(description:, result:, duration:, **_kwargs) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 138

def print_step_finish(description:, result:, duration:, **_kwargs)
  failures = result.error_set.length
  plural = failures == 1 ? '' : 's'
  message = "Finished: #{description} with #{failures} failure#{plural} in #{duration.round(2)} sec"
  @stream.puts(colorize(:green, message))
end

#print_step_start(description:, targets:, **_kwargs) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 129

def print_step_start(description:, targets:, **_kwargs)
  target_str = if targets.length > 5
                 "#{targets.count} targets"
               else
                 targets.map(&:uri).join(', ')
               end
  @stream.puts(colorize(:green, "Starting: #{description} on #{target_str}"))
end

#print_summary(results, elapsed_time = nil) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 162

def print_summary(results, elapsed_time = nil)
  ok_set = results.ok_set
  unless ok_set.empty?
    @stream.puts format('Successful on %<size>d node%<plural>s: %<names>s',
                        size: ok_set.size,
                        plural: ok_set.size == 1 ? '' : 's',
                        names: ok_set.names.join(','))
  end

  error_set = results.error_set
  unless error_set.empty?
    @stream.puts colorize(:red,
                          format('Failed on %<size>d node%<plural>s: %<names>s',
                                 size: error_set.size,
                                 plural: error_set.size == 1 ? '' : 's',
                                 names: error_set.names.join(',')))
  end

  total_msg = format('Ran on %<size>d node%<plural>s',
                     size: results.size,
                     plural: results.size == 1 ? '' : 's')
  total_msg += format(' in %<elapsed>.2f seconds', elapsed: elapsed_time) unless elapsed_time.nil?
  @stream.puts total_msg
end

#print_table(results) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 187

def print_table(results)
  # lazy-load expensive gem code
  require 'terminal-table'

  @stream.puts Terminal::Table.new(
    rows: results,
    style: {
      border_x: '',
      border_y: '',
      border_i: '',
      padding_left: 0,
      padding_right: 3,
      border_top: false,
      border_bottom: false
    }
  )
end

#print_task_info(task) ⇒ Object

Parameters:

  • task (Hash) —

    A hash representing the task



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# File 'lib/bolt/outputter/human.rb', line 213

def print_task_info(task)
  # Building lots of strings...
  pretty_params = +""
  task_info = +""
  usage = +"bolt task run --nodes <node-name> #{task['name']}"

  task['metadata']['parameters']&.each do |k, v|
    pretty_params << "- #{k}: #{v['type'] || 'Any'}\n"
    pretty_params << "    #{v['description']}\n" if v['description']
    usage << if v['type'].is_a?(Puppet::Pops::Types::POptionalType)
               " [#{k}=<value>]"
             else
               " #{k}=<value>"
             end
  end

  usage << " [--noop]" if task['metadata']['supports_noop']

  task_info << "\n#{task['name']}"
  task_info << " - #{task['metadata']['description']}" if task['metadata']['description']
  task_info << "\n\n"
  task_info << "USAGE:\n#{usage}\n\n"
  task_info << "PARAMETERS:\n#{pretty_params}\n" unless pretty_params.empty?
  task_info << "MODULE:\n"

  path = task['files'][0]['path'].chomp("/tasks/#{task['files'][0]['name']}")
  task_info << if path.start_with?(Bolt::PAL::MODULES_PATH)
                 "built-in module"
               else
                 path
               end
  @stream.puts(task_info)
end

#print_tasks(tasks, modulepath) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 205

def print_tasks(tasks, modulepath)
  print_table(tasks)
  print_message("\nMODULEPATH:\n#{modulepath.join(':')}\n"\
                  "\nUse `bolt task show <task-name>` to view "\
                  "details and parameters for a specific task.")
end

#remove_trail(string) ⇒ Object 



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# File 'lib/bolt/outputter/human.rb', line 35

def remove_trail(string)
  string.sub(/\s\z/, '')
end