Class: Chef::Knife::ScrubAttributes

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

Constant Summary collapse

DEFAULT_QUERY = 
'*:*'

Instance Method Summary collapse

Instance Method Details

#run ⇒ Object 



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# File 'lib/chef/knife/scrub_attributes.rb', line 38

def run
  unless prefix = name_args.first
    show_usage
    ui.fatal 'You must specify a prefix of attributes to scrub'
    exit 1
  end

  search = Chef::Search::Query.new
  search.search('node', config[:query]) do |node|
    parent, key = extract(node.normal, prefix)

    unless parent && parent.component_has_key?(parent.normal, key)
      ui.msg format(node, "unknown normal attribute #{prefix}")
      next
    end

    value = parent.value_at_current_nesting(parent.normal, key).fetch(key)
    unless ui.confirm format(node, "Do you want to delete #{value.inspect}")
      next
    end

    if deleted = parent.delete_from_component(parent.normal, key)
      node.save
      ui.msg format(node, "deleted normal attribute #{deleted.inspect}")
    else
      ui.msg format(node, "could not delete normal attribute #{prefix}")
    end
  end
end