def LoadRecipe(self, recipe):
"""Populates the internal module pool with modules declared in a recipe.
Args:
recipe (dict[str, str]): recipe declaring modules to load.
Raises:
RecipeParseError: if a module in the recipe does not exist.
"""
self.recipe = recipe
module_definitions = recipe.get('modules', [])
preflight_definitions = recipe.get('preflights', [])
for module_definition in module_definitions + preflight_definitions:
# Combine CLI args with args from the recipe description
module_name = module_definition['name']
module_class = modules_manager.ModulesManager.GetModuleByName(
module_name)
if not module_class:
raise errors.RecipeParseError(
'Recipe uses unknown module: {0:s}'.format(module_name))
runtime_name = module_definition.get('runtime_name')
if not runtime_name:
runtime_name = module_name
self._module_pool[runtime_name] = module_class(self,
name=runtime_name)
def ReadRecipeFromFile(self, path):
"""Reads a recipe from a JSON file.
Args:
path (str): path of the recipe JSON file.
Raises:
RecipeParseError: when the recipe cannot be parsed.
"""
with io.open(path, 'r', encoding='utf-8') as file_object:
try:
recipe = self._ReadRecipeFromFileObject(file_object)
except json.decoder.JSONDecodeError as exception:
raise errors.RecipeParseError(
'Unable to parse recipe file: {0:s} with error: {1!s}'.format(
path, exception))
self.RegisterRecipe(recipe)
def LoadRecipe(self, recipe):
"""Populates the internal module pool with modules declared in a recipe.
Args:
recipe (dict[str, str]): recipe declaring modules to load.
Raises:
RecipeParseError: if a module in the recipe does not exist.
"""
self.recipe = recipe
for module_description in recipe['modules']:
# Combine CLI args with args from the recipe description
module_name = module_description['name']
module_class = modules_manager.ModulesManager.GetModuleByName(
module_name)
if not module_class:
raise errors.RecipeParseError(
'Recipe uses unknown module: {0:s}'.format(module_name))
self._module_pool[module_name] = module_class(self)