def conduct_project_sanity_check(project: Project, **kwargs) -> None:
"""Sanity check the project itself before continuing.
The checks done here are meant to be light, and not rely on the build environment.
"""
# The snapcraft.yaml should be valid even without extensions applied
# This here check is mostly for backwards compatibility with the
# rest of the code base.
if project.info is not None:
project.info.validate_raw_snapcraft()
if project._get_build_base() == "core":
raise errors.UnsupportedBaseError(base="core")
snap_dir_path = os.path.join(project._get_snapcraft_assets_dir())
if os.path.isdir(snap_dir_path):
# TODO: move this check to the ProjectInfo class.
_check_snap_dir(snap_dir_path)
if (
project._get_build_base() in ["core20"]
and kwargs.get("target_arch") is not None
and not os.getenv("SNAPCRAFT_ENABLE_EXPERIMENTAL_TARGET_ARCH")
):
raise SnapcraftEnvironmentError(
"*EXPERIMENTAL* '--target-arch' configured, but not enabled. "
"Enable with '--enable-experimental-target-arch' flag."
)
# Icon should refer to project file, verify it exists.
icon = project.info.get_raw_snapcraft().get("icon")
if icon and not os.path.exists(icon):
raise SnapcraftEnvironmentError(f"Specified icon {icon!r} does not exist.")
def load_plugin(
plugin_name: str,
part_name: str,
project: Project,
properties,
part_schema,
definitions_schema,
) -> plugins.v1.PluginV1:
local_plugins_dir = project._get_local_plugins_dir()
if local_plugins_dir is not None:
plugin_class = _get_local_plugin_class(
plugin_name=plugin_name, local_plugins_dir=local_plugins_dir
)
if plugin_class is None:
plugin_class = plugins.get_plugin_for_base(
plugin_name, build_base=project._get_build_base()
)
if issubclass(plugin_class, plugins.v2.PluginV2):
plugin_schema = plugin_class.get_schema()
options = _make_options(
part_name, part_schema, definitions_schema, properties, plugin_schema
)
plugin = plugin_class(part_name=part_name, options=options)
else:
plugin_schema = plugin_class.schema()
_validate_pull_and_build_properties(
plugin_name, plugin_class, part_schema, definitions_schema
)
options = _make_options(
part_name, part_schema, definitions_schema, properties, plugin_schema
)
plugin = plugin_class(part_name, options, project)
if project.is_cross_compiling:
logger.debug(
"Setting {!r} as the compilation target for {!r}".format(
project.deb_arch, plugin_name
)
)
plugin.enable_cross_compilation()
return plugin