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ChefZero::Endpoints::RestObjectEndpoint

Typical REST leaf endpoint (/roles/NAME or /data/BAG/NAME)

Attributes

identity_key[R]

Public Class Methods

new(server, identity_key = 'name') click to toggle source
# File lib/chef_zero/endpoints/rest_object_endpoint.rb, line 9
def initialize(server, identity_key = 'name')
  super(server)
  @identity_key = identity_key
end

Public Instance Methods

delete(request) click to toggle source
# File lib/chef_zero/endpoints/rest_object_endpoint.rb, line 40
def delete(request)
  result = get_data(request)
  delete_data(request)
  already_json_response(200, populate_defaults(request, result))
end
get(request) click to toggle source
# File lib/chef_zero/endpoints/rest_object_endpoint.rb, line 16
def get(request)
  already_json_response(200, populate_defaults(request, get_data(request)))
end
patch_request_body(request) click to toggle source
# File lib/chef_zero/endpoints/rest_object_endpoint.rb, line 46
def patch_request_body(request)
  existing_value = get_data(request, nil, :nil)
  if existing_value
    request_json = JSON.parse(request.body, :create_additions => false)
    existing_json = JSON.parse(existing_value, :create_additions => false)
    merged_json = existing_json.merge(request_json)
    if merged_json.size > request_json.size
      return JSON.pretty_generate(merged_json)
    end
  end
  request.body
end
put(request) click to toggle source
# File lib/chef_zero/endpoints/rest_object_endpoint.rb, line 20
def put(request)
  # We grab the old body to trigger a 404 if it doesn't exist
  old_body = get_data(request)
  request_json = JSON.parse(request.body, :create_additions => false)
  key = request_json[identity_key] || request.rest_path[-1]
  # If it's a rename, check for conflict and delete the old value
  rename = key != request.rest_path[-1]
  if rename
    begin
      data_store.create(request.rest_path[0..-2], key, request.body)
    rescue DataStore::DataAlreadyExistsError
      return error(409, "Cannot rename '#{request.rest_path[-1]}' to '#{key}': '#{key}' already exists")
    end
    delete_data(request)
  else
    set_data(request, request.rest_path, request.body)
  end
  already_json_response(200, populate_defaults(request, request.body))
end

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