Class: Chef::Knife::ConfigShow

Inherits:
Chef::Knife show all
Defined in:
lib/chef/knife/config_show.rb

Direct Known Subclasses

ConfigGet

Constant Summary

Constants inherited from Chef::Knife

CHEF_ORGANIZATION_MANAGEMENT, KNIFE_ROOT, OFFICIAL_PLUGINS, OPSCODE_HOSTED_CHEF_ACCESS_CONTROL, VERSION

Instance Attribute Summary

Attributes inherited from Chef::Knife

#name_args, #ui

Instance Method Summary collapse

Methods inherited from Chef::Knife

#api_key, #apply_computed_config, category, chef_config_dir, common_name, #config_file_defaults, #config_file_settings, config_loader, #config_source, #configure_chef, #create_object, #delete_object, dependency_loaders, deps, #format_rest_error, guess_category, #humanize_exception, #humanize_http_exception, inherited, #initialize, list_commands, load_commands, load_config, load_deps, #maybe_setup_fips, #merge_configs, msg, #noauth_rest, #parse_options, reset_config_loader!, reset_subcommands!, #rest, #root_rest, run, #run_with_pretty_exceptions, #server_url, #show_usage, snake_case_name, subcommand_category, subcommand_class_from, subcommand_files, subcommand_loader, subcommands, subcommands_by_category, #test_mandatory_field, ui, unnamed?, use_separate_defaults?, #username

Constructor Details

This class inherits a constructor from Chef::Knife

Instance Method Details

#run ⇒ Object 



38
39
40
41
42
43
44
45
46
47
48
49
50
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
 
# File 'lib/chef/knife/config_show.rb', line 38

def run
  if config[:format] == "summary" && !config[:raw]
    # If using the default, human-readable output, also show which config files are being loaded.
    # Some of this is a bit hacky since it duplicates
    wcl = self.class.config_loader
    if wcl.credentials_found
      loading_from("credentials", ChefConfig::PathHelper.home(".chef", "credentials"))
    end
    if wcl.config_location
      loading_from("configuration", wcl.config_location)
    end

    if Chef::Config[:config_d_dir]
      wcl.find_dot_d(Chef::Config[:config_d_dir]).each do |path|
        loading_from(".d/ configuration", path)
      end
    end
  end

  # Dump the whole config, including defaults is --all was given.
  config_data = Chef::Config.save(config[:all])
  # Two special cases, these are set during knife startup but we don't usually care about them.
  unless config[:all]
    config_data.delete(:color)
    # Only keep these if true, false is much less important because it's the default.
    config_data.delete(:local_mode) unless config_data[:local_mode]
    config_data.delete(:enforce_default_paths) unless config_data[:enforce_default_paths]
    config_data.delete(:enforce_path_sanity) unless config_data[:enforce_path_sanity]
  end

  # Extract the data to show.
  output_data = {}
  if @name_args.empty?
    output_data = config_data
  else
    @name_args.each do |filter|
      if filter =~ %r{^/(.*)/(i?)$}
        # It's a regex.
        filter_re = Regexp.new($1, $2 ? Regexp::IGNORECASE : 0)
        config_data.each do |key, value|
          output_data[key] = value if key.to_s&.match?(filter_re)
        end
      else
        # It's a dotted path string.
        filter_parts = filter.split(".")
        extract = lambda do |memo, filter_part|
          memo.is_a?(Hash) ? memo[filter_part.to_sym] : nil
        end
        # Check against both config_data and all of the data, so that even
        # in non-all mode, if you ask for a key that isn't in the non-all
        # data, it will check against the broader set.
        output_data[filter] = filter_parts.inject(config_data, &extract) || filter_parts.inject(Chef::Config.save(true), &extract)
      end
    end
  end

  # Fix up some values.
  output_data.each do |key, value|
    if value == STDOUT
      output_data[key] = "STDOUT"
    elsif value == STDERR
      output_data[key] = "STDERR"
    end
  end

  # Show the data.
  if config[:raw]
    output_data.each_value do |value|
      ui.msg(value)
    end
  else
    ui.output(output_data)
  end
end