Class: Chef::Knife::Delete

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

Instance Attribute Summary

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 Method Details

#delete_result(*results) ⇒ Object 



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# File 'lib/chef/knife/delete.rb', line 76

def delete_result(*results)
  deleted_any = false
  found_any = false
  error = false
  results.each do |result|
    begin
      result.delete(config[:recurse])
      deleted_any = true
      found_any = true
    rescue Chef::ChefFS::FileSystem::NotFoundError
      # This is not an error unless *all* of them were not found
    rescue Chef::ChefFS::FileSystem::MustDeleteRecursivelyError => e
      ui.error "#{format_path_with_root(e.entry)} must be deleted recursively!  Pass -r to knife delete."
      found_any = true
      error = true
    rescue Chef::ChefFS::FileSystem::OperationNotAllowedError => e
      ui.error "#{format_path_with_root(e.entry)} #{e.reason}."
      found_any = true
      error = true
    end
  end
  if deleted_any
    output("Deleted #{format_path(results[0])}")
  elsif !found_any
    ui.error "#{format_path(results[0])}: No such file or directory"
    error = true
  end
  error
end

#format_path_with_root(entry) ⇒ Object 



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# File 'lib/chef/knife/delete.rb', line 71

def format_path_with_root(entry)
  root = entry.root == chef_fs ? " (remote)" : " (local)"
  "#{format_path(entry)}#{root}"
end

#run ⇒ Object 



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# File 'lib/chef/knife/delete.rb', line 31

def run
  if name_args.length == 0
    show_usage
    ui.fatal("You must specify at least one argument. If you want to delete everything in this directory, run \"knife delete --recurse .\"")
    exit 1
  end

  # Get the matches (recursively)
  error = false
  if config[:local]
    pattern_args.each do |pattern|
      Chef::ChefFS::FileSystem.list(local_fs, pattern).each do |result|
        if delete_result(result)
          error = true
        end
      end
    end
  elsif config[:both]
    pattern_args.each do |pattern|
      Chef::ChefFS::FileSystem.list_pairs(pattern, chef_fs, local_fs).each do |chef_result, local_result|
        if delete_result(chef_result, local_result)
          error = true
        end
      end
    end
  else # Remote only
    pattern_args.each do |pattern|
      Chef::ChefFS::FileSystem.list(chef_fs, pattern).each do |result|
        if delete_result(result)
          error = true
        end
      end
    end
  end

  if error
    exit 1
  end
end