Class: Bolt::ApplyResult

Inherits:
Result
  • Object
show all
Defined in:
lib/bolt/apply_result.rb

Instance Attribute Summary

Attributes inherited from Result

#action, #object, #target, #value

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Result

#[], #_pcore_init_from_hash, _pcore_init_from_hash, create_details, #eql?, #error, #error_hash, for_command, for_download, for_lookup, for_task, for_upload, from_asserted_args, from_exception, #message, #message?, #ok?, parse_hash, #safe_value, #sensitive, #status, #to_data, #to_json, #to_s

Constructor Details

#initialize(target, error: nil, report: nil) ⇒ ApplyResult

Returns a new instance of ApplyResult.


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# File 'lib/bolt/apply_result.rb', line 95

def initialize(target, error: nil, report: nil)
  @target = target
  @value = {}
  @action = 'apply'
  @value['report'] = report if report
  @value['_error'] = error if error
  @value['_output'] = metrics_message if metrics_message
end

Class Method Details

.from_task_result(result) ⇒ Object


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# File 'lib/bolt/apply_result.rb', line 68

def self.from_task_result(result)
  if (puppet_missing = puppet_missing_error(result))
    new(result.target,
        error: puppet_missing,
        report: result.value.reject { |k| k == '_error' })
  elsif !result.ok?
    new(result.target, error: result.error_hash)
  elsif (invalid_report = invalid_report_error(result))
    new(result.target,
        error: invalid_report,
        report: result.value.reject { |k| %w[_error _output].include?(k) })
  elsif (resource_error = resource_error(result))
    new(result.target,
        error: resource_error,
        report: result.value.reject { |k| k == '_error' })
  else
    new(result.target, report: result.value)
  end
end

.invalid_report_error(result) ⇒ Object


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# File 'lib/bolt/apply_result.rb', line 49

def self.invalid_report_error(result)
  # These are the keys ApplyResult methods rely on.
  expected_report_keys = %w[metrics resource_statuses status]
  missing_keys = expected_report_keys.reject { |k| result.value.include?(k) }

  unless missing_keys.empty?
    if result['_output']
      # rubocop:disable Layout/LineLength
      msg = "Report result contains an '_output' key. Catalog application might have printed extraneous output to stdout: #{result['_output']}"
      # rubocop:enable Layout/LineLength
    else
      msg = "Report did not contain all expected keys missing: #{missing_keys.join(', ')}"
    end

    { 'msg' => msg,
      'kind' => 'bolt/invalid-report' }
  end
end

.puppet_missing_error(result) ⇒ Object


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# File 'lib/bolt/apply_result.rb', line 9

def self.puppet_missing_error(result)
  error_hash = result.error_hash
  exit_code = error_hash['details']['exit_code'] if error_hash && error_hash['details']
  # If we get exit code 126 or 127 back, it means the shebang command wasn't found; Puppet isn't present
  if [126, 127].include?(exit_code)
    {
      'msg' => "Puppet is not installed on the target, please install it to enable 'apply'",
      'kind' => 'bolt/apply-error'
    }
  elsif exit_code == 1 &&
        (error_hash['msg'] =~ /Could not find executable 'ruby.exe'/ ||
         error_hash['msg'] =~ /The term 'ruby.exe' is not recognized as the name of a cmdlet/)
    # Windows does not have Ruby present
    {
      'msg' => "Puppet was not found on the target or in $env:ProgramFiles, please install it to enable 'apply'",
      'kind' => 'bolt/apply-error'
    }
  elsif exit_code == 1 && error_hash['msg'] =~ /cannot load such file -- puppet \(LoadError\)/
    # Windows uses a Ruby that doesn't have Puppet installed
    # TODO: fix so we don't find other Rubies, or point to a known issues URL for more info
    { 'msg' => 'Found a Ruby without Puppet present, please install Puppet ' \
               "or remove Ruby from $env:Path to enable 'apply'",
      'kind' => 'bolt/apply-error' }
  end
end

.resource_error(result) ⇒ Object


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# File 'lib/bolt/apply_result.rb', line 35

def self.resource_error(result)
  if result.value['status'] == 'failed'
    resources = result.value['resource_statuses']
    failed = resources.select { |_, r| r['failed'] }.flat_map do |key, resource|
      resource['events'].select { |e| e['status'] == 'failure' }.map do |event|
        "\n  #{key}: #{event['message']}"
      end
    end

    { 'msg' => "Resources failed to apply for #{result.target.name}#{failed.join}",
      'kind' => 'bolt/resource-failure' }
  end
end

Instance Method Details

#_pcore_init_hashObject

Other pcore methods are inherited from Result


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# File 'lib/bolt/apply_result.rb', line 89

def _pcore_init_hash
  { 'target' => @target,
    'error' => value['_error'],
    'report' => value['report'] }
end

#event_metricsObject


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# File 'lib/bolt/apply_result.rb', line 104

def event_metrics
  if (events = value.dig('report', 'metrics', 'resources', 'values'))
    events.each_with_object({}) { |ev, h| h[ev[0]] = ev[2] }
  end
end

#generic_valueObject


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# File 'lib/bolt/apply_result.rb', line 134

def generic_value
  {}
end

#logsObject


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# File 'lib/bolt/apply_result.rb', line 110

def logs
  value.dig('report', 'logs') || []
end

#metrics_messageObject


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# File 'lib/bolt/apply_result.rb', line 119

def metrics_message
  if (metrics = event_metrics)
    changed = metrics['changed']
    failed = metrics['failed']
    skipped = metrics['skipped']
    unchanged = metrics['total'] - changed - failed - skipped
    noop = metrics['out_of_sync'] - changed - failed
    "changed: #{changed}, failed: #{failed}, unchanged: #{unchanged} skipped: #{skipped}, noop: #{noop}"
  end
end

#reportObject


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# File 'lib/bolt/apply_result.rb', line 130

def report
  @value['report']
end

#resource_logsObject

Return only log messages associated with resources


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# File 'lib/bolt/apply_result.rb', line 115

def resource_logs
  logs.reject { |log| log['source'] == 'Puppet' }
end