class Chef::Knife::NodeEditor
Attributes
config[R]
node[R]
ui[R]
Public Class Methods
new(node, ui, config)
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# File lib/chef/knife/core/node_editor.rb, line 31 def initialize(node, ui, config) @node, @ui, @config = node, ui, config end
Public Instance Methods
edit_node()
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# File lib/chef/knife/core/node_editor.rb, line 35 def edit_node abort "You specified the --disable_editing option, nothing to edit" if config[:disable_editing] assert_editor_set! updated_node_data = @ui.edit_data(view) apply_updates(updated_node_data) @updated_node end
updated?()
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# File lib/chef/knife/core/node_editor.rb, line 44 def updated? pristine_copy = Chef::JSONCompat.from_json(Chef::JSONCompat.to_json(node), :create_additions => false) updated_copy = Chef::JSONCompat.from_json(Chef::JSONCompat.to_json(@updated_node), :create_additions => false) unless pristine_copy == updated_copy updated_properties = %w{name normal chef_environment run_list default override automatic}.reject do |key| pristine_copy[key] == updated_copy[key] end end ( pristine_copy != updated_copy ) && updated_properties end
Private Instance Methods
abort(message)
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# File lib/chef/knife/core/node_editor.rb, line 96 def abort(message) ui.error(message) exit 1 end
apply_updates(updated_data)
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# File lib/chef/knife/core/node_editor.rb, line 72 def apply_updates(updated_data) if node.name and node.name != updated_data["name"] ui.warn "Changing the name of a node results in a new node being created, #{node.name} will not be modified or removed." confirm = ui.confirm "Proceed with creation of new node" end @updated_node = Node.new.tap do |n| n.name( updated_data["name"] ) n.chef_environment( updated_data["chef_environment"] ) n.run_list( updated_data["run_list"]) n.normal_attrs = updated_data["normal"] if config[:all_attributes] n.default_attrs = updated_data["default"] n.override_attrs = updated_data["override"] n.automatic_attrs = updated_data["automatic"] else n.default_attrs = node.default_attrs n.override_attrs = node.override_attrs n.automatic_attrs = node.automatic_attrs end end end
assert_editor_set!()
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# File lib/chef/knife/core/node_editor.rb, line 101 def assert_editor_set! unless config[:editor] abort "You must set your EDITOR environment variable or configure your editor via knife.rb" end end
view()
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# File lib/chef/knife/core/node_editor.rb, line 57 def view result = {} result["name"] = node.name result["chef_environment"] = node.chef_environment result["normal"] = node.normal_attrs result["run_list"] = node.run_list if config[:all_attributes] result["default"] = node.default_attrs result["override"] = node.override_attrs result["automatic"] = node.automatic_attrs end result end