Class: Chef::Knife::Deps

Inherits:
ChefFS::Knife show all
Defined in:
lib/chef/knife/deps.rb

Instance Attribute Summary collapse

Attributes inherited from Chef::Knife

#name_args, #ui

Instance Method Summary collapse

Methods inherited from ChefFS::Knife

#chef_fs, #configure_chef, #create_chef_fs, #create_local_fs, deps, #discover_repo_dir, #format_path, inherited, #local_fs, #parallelize, #pattern_arg_from, #pattern_args, #pattern_args_from

Methods inherited from Chef::Knife

#api_key, #apply_computed_config, category, chef_config_dir, common_name, #config_file_settings, config_loader, #configure_chef, #create_object, #delete_object, dependency_loaders, deps, #format_rest_error, guess_category, #humanize_exception, #humanize_http_exception, inherited, #initialize, load_commands, load_config, load_deps, #maybe_setup_fips, #merge_configs, msg, #noauth_rest, #parse_options, reset_config_loader!, reset_subcommands!, #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

Methods included from Mixin::ConvertToClassName

#constantize, #convert_to_class_name, #convert_to_snake_case, #filename_to_qualified_string, #normalize_snake_case_name, #snake_case_basename

Methods included from Mixin::PathSanity

#enforce_path_sanity

Constructor Details

This class inherits a constructor from Chef::Knife

Instance Attribute Details

#exit_code ⇒ Object

Returns the value of attribute exit_code.



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# File 'lib/chef/knife/deps.rb', line 28

def exit_code
  @exit_code
end

Instance Method Details

#dependencies_from_runlist(run_list) ⇒ Object 



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# File 'lib/chef/knife/deps.rb', line 120

def dependencies_from_runlist(run_list)
  chef_run_list = Chef::RunList.new
  chef_run_list.reset!(run_list)
  chef_run_list.map do |run_list_item|
    case run_list_item.type
    when :role
      "/roles/#{run_list_item.name}.json"
    when :recipe
      if run_list_item.name =~ /(.+)::[^:]*/
        "/cookbooks/#{$1}"
      else
        "/cookbooks/#{run_list_item.name}"
      end
    else
      raise "Unknown run list item type #{run_list_item.type}"
    end
  end
end

#get_dependencies(entry) ⇒ Object 



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# File 'lib/chef/knife/deps.rb', line 74

def get_dependencies(entry)
  begin
    if entry.parent && entry.parent.path == "/cookbooks"
      return entry.chef_object.metadata.dependencies.keys.map { |cookbook| "/cookbooks/#{cookbook}" }

    elsif entry.parent && entry.parent.path == "/nodes"
      node = Chef::JSONCompat.parse(entry.read)
      result = []
      if node["chef_environment"] && node["chef_environment"] != "_default"
        result << "/environments/#{node['chef_environment']}.json"
      end
      if node["run_list"]
        result += dependencies_from_runlist(node["run_list"])
      end
      result

    elsif entry.parent && entry.parent.path == "/roles"
      role = Chef::JSONCompat.parse(entry.read)
      result = []
      if role["run_list"]
        dependencies_from_runlist(role["run_list"]).each do |dependency|
          result << dependency if !result.include?(dependency)
        end
      end
      if role["env_run_lists"]
        role["env_run_lists"].each_pair do |env, run_list|
          dependencies_from_runlist(run_list).each do |dependency|
            result << dependency if !result.include?(dependency)
          end
        end
      end
      result

    elsif !entry.exists?
      raise Chef::ChefFS::FileSystem::NotFoundError.new(entry)

    else
      []
    end
  rescue Chef::ChefFS::FileSystem::NotFoundError => e
    ui.error "#{format_path(e.entry)}: No such file or directory"
    self.exit_code = 2
    []
  end
end

#print_dependencies_tree(entry, dependencies, printed = {}, depth = 0) ⇒ Object 



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# File 'lib/chef/knife/deps.rb', line 62

def print_dependencies_tree(entry, dependencies, printed = {}, depth = 0)
  dependencies[entry.path] = get_dependencies(entry) if !dependencies[entry.path]
  output "#{'  ' * depth}#{format_path(entry)}"
  if !printed[entry.path] && (config[:recurse] || depth == 0)
    printed[entry.path] = true
    dependencies[entry.path].each do |child|
      child_entry = Chef::ChefFS::FileSystem.resolve_path(@root, child)
      print_dependencies_tree(child_entry, dependencies, printed, depth + 1)
    end
  end
end

#print_flattened_dependencies(entry, dependencies) ⇒ Object 



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# File 'lib/chef/knife/deps.rb', line 51

def print_flattened_dependencies(entry, dependencies)
  if !dependencies[entry.path]
    dependencies[entry.path] = get_dependencies(entry)
    dependencies[entry.path].each do |child|
      child_entry = Chef::ChefFS::FileSystem.resolve_path(@root, child)
      print_flattened_dependencies(child_entry, dependencies)
    end
    output format_path(entry)
  end
end

#run ⇒ Object 



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# File 'lib/chef/knife/deps.rb', line 30

def run
  if config[:recurse] == false && !config[:tree]
    ui.error "--no-recurse requires --tree"
    exit(1)
  end
  config[:recurse] = true if config[:recurse].nil?

  @root = config[:remote] ? chef_fs : local_fs
  dependencies = {}
  pattern_args.each do |pattern|
    Chef::ChefFS::FileSystem.list(@root, pattern).each do |entry|
      if config[:tree]
        print_dependencies_tree(entry, dependencies)
      else
        print_flattened_dependencies(entry, dependencies)
      end
    end
  end
  exit exit_code if exit_code
end