diff options
Diffstat (limited to 'buildstream/_project.py')
| -rw-r--r-- | buildstream/_project.py | 63 |
1 files changed, 62 insertions, 1 deletions
diff --git a/buildstream/_project.py b/buildstream/_project.py index 3ac562836..12f23e2e4 100644 --- a/buildstream/_project.py +++ b/buildstream/_project.py @@ -34,6 +34,9 @@ from ._elementfactory import ElementFactory from ._sourcefactory import SourceFactory from ._projectrefs import ProjectRefs, ProjectRefStorage from ._versions import BST_FORMAT_VERSION +from ._loader import Loader +from .element import Element +from ._message import Message, MessageType # Project Configuration file @@ -68,7 +71,8 @@ class HostMount(): # class Project(): - def __init__(self, directory, context, *, junction=None, cli_options=None, default_mirror=None): + def __init__(self, directory, context, *, junction=None, cli_options=None, + default_mirror=None, parent_loader=None, tempdir=None): # The project name self.name = None @@ -118,6 +122,10 @@ class Project(): self._context.add_project(self) + self.loader = Loader(self._context, self, + parent=parent_loader, + tempdir=tempdir) + # translate_url(): # # Translates the given url which may be specified with an alias @@ -232,6 +240,59 @@ class Project(): mirror_list.append(self._aliases[alias]) return mirror_list + # load_elements() + # + # Loads elements from target names. + # + # Args: + # targets (list): Target names + # artifacts (ArtifactCache): Artifact cache + # rewritable (bool): Whether the loaded files should be rewritable + # this is a bit more expensive due to deep copies + # fetch_subprojects (bool): Whether we should fetch subprojects as a part of the + # loading process, if they are not yet locally cached + # + # Returns: + # (list): A list of loaded Element + # + def load_elements(self, targets, artifacts, *, + rewritable=False, fetch_subprojects=False): + with self._context.timed_activity("Loading elements", silent_nested=True): + meta_elements = self.loader.load(targets, rewritable=rewritable, + ticker=None, + fetch_subprojects=fetch_subprojects) + + with self._context.timed_activity("Resolving elements"): + elements = [ + Element._new_from_meta(meta, artifacts) + for meta in meta_elements + ] + + # Now warn about any redundant source references which may have + # been discovered in the resolve() phase. + redundant_refs = Element._get_redundant_source_refs() + if redundant_refs: + detail = "The following inline specified source references will be ignored:\n\n" + lines = [ + "{}:{}".format(source._get_provenance(), ref) + for source, ref in redundant_refs + ] + detail += "\n".join(lines) + self._context.message( + Message(None, MessageType.WARN, "Ignoring redundant source references", detail=detail)) + + return elements + + # cleanup() + # + # Cleans up resources used loading elements + # + def cleanup(self): + self.loader.cleanup() + + # Reset the element loader state + Element._reset_load_state() + # _load(): # # Loads the project configuration file in the project directory. |