diff --git a/requirements-swh.txt b/requirements-swh.txt index 0853210..2ee53a3 100644 --- a/requirements-swh.txt +++ b/requirements-swh.txt @@ -1,5 +1,5 @@ swh.core >= 0.0.7 swh.loader.core >= 0.3.2 swh.model >= 0.3.0 swh.scheduler >= 0.0.39 -swh.storage >= 0.3.0 +swh.storage >= 0.7.0 diff --git a/swh/loader/git/from_disk.py b/swh/loader/git/from_disk.py index 6c1b922..0199062 100644 --- a/swh/loader/git/from_disk.py +++ b/swh/loader/git/from_disk.py @@ -1,406 +1,408 @@ # Copyright (C) 2015-2020 The Software Heritage developers # See the AUTHORS file at the top-level directory of this distribution # License: GNU General Public License version 3, or any later version # See top-level LICENSE file for more information from collections import defaultdict import datetime import os import shutil from typing import Dict, Optional from dulwich.errors import ObjectFormatException try: from dulwich.errors import EmptyFileException except ImportError: # dulwich >= 0.20 from dulwich.objects import EmptyFileException import dulwich.repo from swh.model import hashutil from swh.model.model import Origin, Snapshot, SnapshotBranch, TargetType from swh.loader.core.loader import DVCSLoader +from swh.storage.algos.origin import origin_get_latest_visit_status from . import converters, utils class GitLoaderFromDisk(DVCSLoader): """Load a git repository from a directory. """ CONFIG_BASE_FILENAME = "loader/git-disk" visit_type = "git" def __init__(self, url, visit_date=None, directory=None, config=None): super().__init__(logging_class="swh.loader.git.Loader", config=config) self.origin_url = url self.visit_date = visit_date self.directory = directory def prepare_origin_visit(self, *args, **kwargs): self.origin = Origin(url=self.origin_url) def prepare(self, *args, **kwargs): self.repo = dulwich.repo.Repo(self.directory) def iter_objects(self): object_store = self.repo.object_store for pack in object_store.packs: objs = list(pack.index.iterentries()) objs.sort(key=lambda x: x[1]) for sha, offset, crc32 in objs: yield hashutil.hash_to_bytehex(sha) yield from object_store._iter_loose_objects() yield from object_store._iter_alternate_objects() def _check(self, obj): """Check the object's repository representation. If any errors in check exists, an ObjectFormatException is raised. Args: obj (object): Dulwich object read from the repository. """ obj.check() from dulwich.objects import Commit, Tag try: # For additional checks on dulwich objects with date # for now, only checks on *time if isinstance(obj, Commit): commit_time = obj._commit_time utils.check_date_time(commit_time) author_time = obj._author_time utils.check_date_time(author_time) elif isinstance(obj, Tag): tag_time = obj._tag_time utils.check_date_time(tag_time) except Exception as e: raise ObjectFormatException(e) def get_object(self, oid): """Given an object id, return the object if it is found and not malformed in some way. Args: oid (bytes): the object's identifier Returns: The object if found without malformation """ try: # some errors are raised when reading the object obj = self.repo[oid] # some we need to check ourselves self._check(obj) except KeyError: _id = oid.decode("utf-8") self.log.warn( "object %s not found, skipping" % _id, extra={ "swh_type": "swh_loader_git_missing_object", "swh_object_id": _id, "origin_url": self.origin.url, }, ) return None except ObjectFormatException: _id = oid.decode("utf-8") self.log.warn( "object %s malformed, skipping" % _id, extra={ "swh_type": "swh_loader_git_missing_object", "swh_object_id": _id, "origin_url": self.origin.url, }, ) return None except EmptyFileException: _id = oid.decode("utf-8") self.log.warn( "object %s corrupted (empty file), skipping" % _id, extra={ "swh_type": "swh_loader_git_missing_object", "swh_object_id": _id, "origin_url": self.origin.url, }, ) else: return obj def fetch_data(self): """Fetch the data from the data source""" - previous_visit = self.storage.origin_visit_get_latest( - self.origin.url, require_snapshot=True + visit_and_status = origin_get_latest_visit_status( + self.storage, self.origin_url, require_snapshot=True ) - if previous_visit: - self.previous_snapshot_id = previous_visit["snapshot"] - else: + if visit_and_status is None: self.previous_snapshot_id = None + else: + _, visit_status = visit_and_status + self.previous_snapshot_id = visit_status.snapshot type_to_ids = defaultdict(list) for oid in self.iter_objects(): obj = self.get_object(oid) if not obj: continue type_name = obj.type_name type_to_ids[type_name].append(oid) self.type_to_ids = type_to_ids def has_contents(self): """Checks whether we need to load contents""" return bool(self.type_to_ids[b"blob"]) def get_content_ids(self): """Get the content identifiers from the git repository""" for oid in self.type_to_ids[b"blob"]: yield converters.dulwich_blob_to_content_id(self.repo[oid]) def get_contents(self): """Get the contents that need to be loaded""" missing_contents = set( self.storage.content_missing(self.get_content_ids(), "sha1_git") ) for oid in missing_contents: yield converters.dulwich_blob_to_content( self.repo[hashutil.hash_to_bytehex(oid)] ) def has_directories(self): """Checks whether we need to load directories""" return bool(self.type_to_ids[b"tree"]) def get_directory_ids(self): """Get the directory identifiers from the git repository""" return (hashutil.hash_to_bytes(id.decode()) for id in self.type_to_ids[b"tree"]) def get_directories(self): """Get the directories that need to be loaded""" missing_dirs = set( self.storage.directory_missing(sorted(self.get_directory_ids())) ) for oid in missing_dirs: yield converters.dulwich_tree_to_directory( self.repo[hashutil.hash_to_bytehex(oid)], log=self.log ) def has_revisions(self): """Checks whether we need to load revisions""" return bool(self.type_to_ids[b"commit"]) def get_revision_ids(self): """Get the revision identifiers from the git repository""" return ( hashutil.hash_to_bytes(id.decode()) for id in self.type_to_ids[b"commit"] ) def get_revisions(self): """Get the revisions that need to be loaded""" missing_revs = set( self.storage.revision_missing(sorted(self.get_revision_ids())) ) for oid in missing_revs: yield converters.dulwich_commit_to_revision( self.repo[hashutil.hash_to_bytehex(oid)], log=self.log ) def has_releases(self): """Checks whether we need to load releases""" return bool(self.type_to_ids[b"tag"]) def get_release_ids(self): """Get the release identifiers from the git repository""" return (hashutil.hash_to_bytes(id.decode()) for id in self.type_to_ids[b"tag"]) def get_releases(self): """Get the releases that need to be loaded""" missing_rels = set(self.storage.release_missing(sorted(self.get_release_ids()))) for oid in missing_rels: yield converters.dulwich_tag_to_release( self.repo[hashutil.hash_to_bytehex(oid)], log=self.log ) def get_snapshot(self): """Turn the list of branches into a snapshot to load""" branches: Dict[bytes, Optional[SnapshotBranch]] = {} for ref, target in self.repo.refs.as_dict().items(): if utils.ignore_branch_name(ref): continue obj = self.get_object(target) if obj: target_type = converters.DULWICH_TARGET_TYPES[obj.type_name] branches[ref] = SnapshotBranch( target=hashutil.bytehex_to_hash(target), target_type=target_type, ) else: branches[ref] = None dangling_branches = {} for ref, target in self.repo.refs.get_symrefs().items(): if utils.ignore_branch_name(ref): continue branches[ref] = SnapshotBranch(target=target, target_type=TargetType.ALIAS) if target not in branches: # This handles the case where the pointer is "dangling". # There's a chance that a further symbolic reference will # override this default value, which is totally fine. dangling_branches[target] = ref branches[target] = None utils.warn_dangling_branches( branches, dangling_branches, self.log, self.origin_url ) self.snapshot = Snapshot(branches=branches) return self.snapshot def get_fetch_history_result(self): """Return the data to store in fetch_history for the current loader""" return { "contents": len(self.type_to_ids[b"blob"]), "directories": len(self.type_to_ids[b"tree"]), "revisions": len(self.type_to_ids[b"commit"]), "releases": len(self.type_to_ids[b"tag"]), } def save_data(self): """We already have the data locally, no need to save it""" pass def load_status(self): """The load was eventful if the current occurrences are different to the ones we retrieved at the beginning of the run""" eventful = False if self.previous_snapshot_id: eventful = self.snapshot.id != self.previous_snapshot_id else: eventful = bool(self.snapshot.branches) return {"status": ("eventful" if eventful else "uneventful")} class GitLoaderFromArchive(GitLoaderFromDisk): """Load a git repository from an archive. This loader ingests a git repository compressed into an archive. The supported archive formats are ``.zip`` and ``.tar.gz``. From an input tarball named ``my-git-repo.zip``, the following layout is expected in it:: my-git-repo/ ├── .git │ ├── branches │ ├── COMMIT_EDITMSG │ ├── config │ ├── description │ ├── HEAD ... Nevertheless, the loader is able to ingest tarballs with the following layouts too:: . ├── .git │ ├── branches │ ├── COMMIT_EDITMSG │ ├── config │ ├── description │ ├── HEAD ... or:: other-repo-name/ ├── .git │ ├── branches │ ├── COMMIT_EDITMSG │ ├── config │ ├── description │ ├── HEAD ... """ def __init__(self, *args, archive_path, **kwargs): super().__init__(*args, **kwargs) self.temp_dir = self.repo_path = None self.archive_path = archive_path def project_name_from_archive(self, archive_path): """Compute the project name from the archive's path. """ archive_name = os.path.basename(archive_path) for ext in (".zip", ".tar.gz", ".tgz"): if archive_name.lower().endswith(ext): archive_name = archive_name[: -len(ext)] break return archive_name def prepare(self, *args, **kwargs): """1. Uncompress the archive in temporary location. 2. Prepare as the GitLoaderFromDisk does 3. Load as GitLoaderFromDisk does """ project_name = self.project_name_from_archive(self.archive_path) self.temp_dir, self.repo_path = utils.init_git_repo_from_archive( project_name, self.archive_path ) self.log.info( "Project %s - Uncompressing archive %s at %s", self.origin_url, os.path.basename(self.archive_path), self.repo_path, ) self.directory = self.repo_path super().prepare(*args, **kwargs) def cleanup(self): """Cleanup the temporary location (if it exists). """ if self.temp_dir and os.path.exists(self.temp_dir): shutil.rmtree(self.temp_dir) self.log.info( "Project %s - Done injecting %s" % (self.origin_url, self.repo_path) ) if __name__ == "__main__": import click import logging logging.basicConfig( level=logging.DEBUG, format="%(asctime)s %(process)d %(message)s" ) @click.command() @click.option("--origin-url", help="origin url") @click.option("--git-directory", help="Path to git repository to load") @click.option("--visit-date", default=None, help="Visit date") def main(origin_url, git_directory, visit_date): if not visit_date: visit_date = datetime.datetime.now(tz=datetime.timezone.utc) return GitLoaderFromDisk().load(origin_url, git_directory, visit_date) main() diff --git a/swh/loader/git/loader.py b/swh/loader/git/loader.py index 291d91b..151c7a8 100644 --- a/swh/loader/git/loader.py +++ b/swh/loader/git/loader.py @@ -1,532 +1,525 @@ # Copyright (C) 2016-2020 The Software Heritage developers # See the AUTHORS file at the top-level directory of this distribution # License: GNU General Public License version 3, or any later version # See top-level LICENSE file for more information from collections import defaultdict from dataclasses import dataclass import datetime from io import BytesIO import logging import os import pickle import sys from typing import Any, Callable, Dict, Iterable, List, Optional, Set, Tuple, Type import dulwich.client from dulwich.object_store import ObjectStoreGraphWalker from dulwich.pack import PackData, PackInflater from swh.model import hashutil from swh.model.model import ( BaseContent, Directory, Origin, Revision, Release, Snapshot, SnapshotBranch, TargetType, Sha1Git, ) from swh.loader.core.loader import DVCSLoader -from swh.storage.algos.snapshot import snapshot_get_all_branches +from swh.storage.algos.snapshot import snapshot_get_latest from . import converters, utils class RepoRepresentation: """Repository representation for a Software Heritage origin.""" def __init__( self, storage, base_snapshot: Optional[Snapshot] = None, ignore_history=False ): self.storage = storage self.ignore_history = ignore_history if base_snapshot and not ignore_history: self.base_snapshot: Snapshot = base_snapshot else: self.base_snapshot = Snapshot(branches={}) self.heads: Set[bytes] = set() def get_parents(self, commit: bytes) -> List[bytes]: """This method should return the list of known parents""" return [] def graph_walker(self) -> ObjectStoreGraphWalker: return ObjectStoreGraphWalker(self.heads, self.get_parents) def determine_wants(self, refs: Dict[bytes, bytes]) -> List[bytes]: """Get the list of bytehex sha1s that the git loader should fetch. This compares the remote refs sent by the server with the base snapshot provided by the loader. """ if not refs: return [] # Cache existing heads local_heads: Set[bytes] = set() for branch_name, branch in self.base_snapshot.branches.items(): if not branch or branch.target_type == TargetType.ALIAS: continue local_heads.add(hashutil.hash_to_hex(branch.target).encode()) self.heads = local_heads # Get the remote heads that we want to fetch remote_heads: Set[bytes] = set() for ref_name, ref_target in refs.items(): if utils.ignore_branch_name(ref_name): continue remote_heads.add(ref_target) return list(remote_heads - local_heads) @dataclass class FetchPackReturn: remote_refs: Dict[bytes, bytes] symbolic_refs: Dict[bytes, bytes] pack_buffer: BytesIO pack_size: int class GitLoader(DVCSLoader): """A bulk loader for a git repository""" CONFIG_BASE_FILENAME = "loader/git" ADDITIONAL_CONFIG = { "pack_size_bytes": ("int", 4 * 1024 * 1024 * 1024), } visit_type = "git" def __init__( self, url: str, base_url: Optional[str] = None, ignore_history: bool = False, repo_representation: Type[RepoRepresentation] = RepoRepresentation, config: Optional[Dict[str, Any]] = None, ): """Initialize the bulk updater. Args: repo_representation: swh's repository representation which is in charge of filtering between known and remote data. """ if config is None: config = {} super().__init__(logging_class="swh.loader.git.BulkLoader", config=config) self.origin_url = url self.base_url = base_url self.ignore_history = ignore_history self.repo_representation = repo_representation # state initialized in fetch_data self.remote_refs: Dict[bytes, bytes] = {} self.symbolic_refs: Dict[bytes, bytes] = {} def fetch_pack_from_origin( self, origin_url: str, base_snapshot: Optional[Snapshot], do_activity: Callable[[bytes], None], ) -> FetchPackReturn: """Fetch a pack from the origin""" pack_buffer = BytesIO() base_repo = self.repo_representation( storage=self.storage, base_snapshot=base_snapshot, ignore_history=self.ignore_history, ) client, path = dulwich.client.get_transport_and_path( origin_url, thin_packs=False ) size_limit = self.config["pack_size_bytes"] def do_pack(data: bytes) -> None: cur_size = pack_buffer.tell() would_write = len(data) if cur_size + would_write > size_limit: raise IOError( "Pack file too big for repository %s, " "limit is %d bytes, current size is %d, " "would write %d" % (origin_url, size_limit, cur_size, would_write) ) pack_buffer.write(data) pack_result = client.fetch_pack( path, base_repo.determine_wants, base_repo.graph_walker(), do_pack, progress=do_activity, ) remote_refs = pack_result.refs or {} symbolic_refs = pack_result.symrefs or {} pack_buffer.flush() pack_size = pack_buffer.tell() pack_buffer.seek(0) return FetchPackReturn( remote_refs=utils.filter_refs(remote_refs), symbolic_refs=utils.filter_refs(symbolic_refs), pack_buffer=pack_buffer, pack_size=pack_size, ) def list_pack( self, pack_data, pack_size ) -> Tuple[Dict[bytes, bytes], Dict[bytes, Set[bytes]]]: id_to_type = {} type_to_ids = defaultdict(set) inflater = self.get_inflater() for obj in inflater: type, id = obj.type_name, obj.id id_to_type[id] = type type_to_ids[type].add(id) return id_to_type, type_to_ids def prepare_origin_visit(self, *args, **kwargs) -> None: self.visit_date = datetime.datetime.now(tz=datetime.timezone.utc) self.origin = Origin(url=self.origin_url) def get_full_snapshot(self, origin_url) -> Optional[Snapshot]: - visit = self.storage.origin_visit_get_latest(origin_url, require_snapshot=True) - if visit and visit["snapshot"]: - snapshot = snapshot_get_all_branches(self.storage, visit["snapshot"]) - else: - snapshot = None - if snapshot is None: - return None - return Snapshot.from_dict(snapshot) + return snapshot_get_latest(self.storage, origin_url) def prepare(self, *args, **kwargs) -> None: assert self.origin is not None base_origin_url = origin_url = self.origin.url prev_snapshot: Optional[Snapshot] = None if not self.ignore_history: prev_snapshot = self.get_full_snapshot(origin_url) if self.base_url and prev_snapshot is None: base_origin = Origin(url=self.base_url) base_origin = self.storage.origin_get(base_origin) if base_origin: base_origin_url = base_origin.url prev_snapshot = self.get_full_snapshot(base_origin_url) if prev_snapshot is not None: self.base_snapshot = prev_snapshot else: self.base_snapshot = Snapshot(branches={}) def fetch_data(self) -> bool: assert self.origin is not None def do_progress(msg: bytes) -> None: sys.stderr.buffer.write(msg) sys.stderr.flush() fetch_info = self.fetch_pack_from_origin( self.origin.url, self.base_snapshot, do_progress ) self.pack_buffer = fetch_info.pack_buffer self.pack_size = fetch_info.pack_size self.remote_refs = fetch_info.remote_refs self.symbolic_refs = fetch_info.symbolic_refs self.log.info( "Listed %d refs for repo %s" % (len(self.remote_refs), self.origin.url), extra={ "swh_type": "git_repo_list_refs", "swh_repo": self.origin.url, "swh_num_refs": len(self.remote_refs), }, ) # We want to load the repository, walk all the objects id_to_type, type_to_ids = self.list_pack(self.pack_buffer, self.pack_size) self.id_to_type = id_to_type self.type_to_ids = type_to_ids # No more data to fetch return False def save_data(self) -> None: """Store a pack for archival""" assert isinstance(self.visit_date, datetime.datetime) write_size = 8192 pack_dir = self.get_save_data_path() pack_name = "%s.pack" % self.visit_date.isoformat() refs_name = "%s.refs" % self.visit_date.isoformat() with open(os.path.join(pack_dir, pack_name), "xb") as f: self.pack_buffer.seek(0) while True: r = self.pack_buffer.read(write_size) if not r: break f.write(r) self.pack_buffer.seek(0) with open(os.path.join(pack_dir, refs_name), "xb") as f: pickle.dump(self.remote_refs, f) def get_inflater(self) -> PackInflater: """Reset the pack buffer and get an object inflater from it""" self.pack_buffer.seek(0) return PackInflater.for_pack_data( PackData.from_file(self.pack_buffer, self.pack_size) ) def has_contents(self) -> bool: return bool(self.type_to_ids[b"blob"]) def get_content_ids(self) -> Iterable[Dict[str, Any]]: """Get the content identifiers from the git repository""" for raw_obj in self.get_inflater(): if raw_obj.type_name != b"blob": continue yield converters.dulwich_blob_to_content_id(raw_obj) def get_contents(self) -> Iterable[BaseContent]: """Format the blobs from the git repository as swh contents""" missing_contents = set( self.storage.content_missing(self.get_content_ids(), "sha1_git") ) for raw_obj in self.get_inflater(): if raw_obj.type_name != b"blob": continue if raw_obj.sha().digest() not in missing_contents: continue yield converters.dulwich_blob_to_content( raw_obj, max_content_size=self.max_content_size ) def has_directories(self) -> bool: return bool(self.type_to_ids[b"tree"]) def get_directory_ids(self) -> Iterable[Sha1Git]: """Get the directory identifiers from the git repository""" return (hashutil.hash_to_bytes(id.decode()) for id in self.type_to_ids[b"tree"]) def get_directories(self) -> Iterable[Directory]: """Format the trees as swh directories""" missing_dirs = set( self.storage.directory_missing(sorted(self.get_directory_ids())) ) for raw_obj in self.get_inflater(): if raw_obj.type_name != b"tree": continue if raw_obj.sha().digest() not in missing_dirs: continue yield converters.dulwich_tree_to_directory(raw_obj, log=self.log) def has_revisions(self) -> bool: return bool(self.type_to_ids[b"commit"]) def get_revision_ids(self) -> Iterable[Sha1Git]: """Get the revision identifiers from the git repository""" return ( hashutil.hash_to_bytes(id.decode()) for id in self.type_to_ids[b"commit"] ) def get_revisions(self) -> Iterable[Revision]: """Format commits as swh revisions""" missing_revs = set( self.storage.revision_missing(sorted(self.get_revision_ids())) ) for raw_obj in self.get_inflater(): if raw_obj.type_name != b"commit": continue if raw_obj.sha().digest() not in missing_revs: continue yield converters.dulwich_commit_to_revision(raw_obj, log=self.log) def has_releases(self) -> bool: return bool(self.type_to_ids[b"tag"]) def get_release_ids(self) -> Iterable[Sha1Git]: """Get the release identifiers from the git repository""" return (hashutil.hash_to_bytes(id.decode()) for id in self.type_to_ids[b"tag"]) def get_releases(self) -> Iterable[Release]: """Retrieve all the release objects from the git repository""" missing_rels = set(self.storage.release_missing(sorted(self.get_release_ids()))) for raw_obj in self.get_inflater(): if raw_obj.type_name != b"tag": continue if raw_obj.sha().digest() not in missing_rels: continue yield converters.dulwich_tag_to_release(raw_obj, log=self.log) def get_snapshot(self) -> Snapshot: """Get the snapshot for the current visit. The main complexity of this function is mapping target objects to their types, as the `refs` dictionaries returned by the git server only give us the identifiers for the target objects, and not their types. The loader itself only knows the types of the objects that it has fetched from the server (as it has parsed them while loading them to the archive). As we only fetched an increment between the previous snapshot and the current state of the server, we are missing the type information for the objects that would already have been referenced by the previous snapshot, and that the git server didn't send us. We infer the type of these objects from the previous snapshot. """ branches: Dict[bytes, Optional[SnapshotBranch]] = {} unfetched_refs: Dict[bytes, bytes] = {} # Retrieve types from the objects loaded by the current loader for ref_name, ref_object in self.remote_refs.items(): if ref_name in self.symbolic_refs: continue target = hashutil.hash_to_bytes(ref_object.decode()) object_type = self.id_to_type.get(ref_object) if object_type: branches[ref_name] = SnapshotBranch( target=target, target_type=converters.DULWICH_TARGET_TYPES[object_type], ) else: # The object pointed at by this ref was not fetched, supposedly # because it existed in the base snapshot. We record it here, # and we can get it from the base snapshot later. unfetched_refs[ref_name] = target dangling_branches = {} # Handle symbolic references as alias branches for ref_name, target in self.symbolic_refs.items(): branches[ref_name] = SnapshotBranch( target_type=TargetType.ALIAS, target=target, ) if target not in branches and target not in unfetched_refs: # This handles the case where the pointer is "dangling". # There's a chance that a further symbolic reference # override this default value, which is totally fine. dangling_branches[target] = ref_name branches[target] = None if unfetched_refs: # Handle inference of object types from the contents of the # previous snapshot unknown_objects = {} base_snapshot_reverse_branches = { branch.target: branch for branch in self.base_snapshot.branches.values() if branch and branch.target_type != TargetType.ALIAS } for ref_name, target in unfetched_refs.items(): branch = base_snapshot_reverse_branches.get(target) branches[ref_name] = branch if not branch: unknown_objects[ref_name] = target if unknown_objects: # This object was referenced by the server; We did not fetch # it, and we do not know it from the previous snapshot. This is # likely a bug in the loader. raise RuntimeError( "Unknown objects referenced by remote refs: %s" % ( ", ".join( f"{name.decode()}: {hashutil.hash_to_hex(obj)}" for name, obj in unknown_objects.items() ) ) ) utils.warn_dangling_branches( branches, dangling_branches, self.log, self.origin_url ) self.snapshot = Snapshot(branches=branches) return self.snapshot def get_fetch_history_result(self) -> Dict[str, int]: return { "contents": len(self.type_to_ids[b"blob"]), "directories": len(self.type_to_ids[b"tree"]), "revisions": len(self.type_to_ids[b"commit"]), "releases": len(self.type_to_ids[b"tag"]), } def load_status(self) -> Dict[str, Any]: """The load was eventful if the current snapshot is different to the one we retrieved at the beginning of the run""" eventful = False if self.base_snapshot and self.snapshot: eventful = self.snapshot.id != self.base_snapshot.id elif self.snapshot: eventful = bool(self.snapshot.branches) return {"status": ("eventful" if eventful else "uneventful")} if __name__ == "__main__": import click logging.basicConfig( level=logging.DEBUG, format="%(asctime)s %(process)d %(message)s" ) @click.command() @click.option("--origin-url", help="Origin url", required=True) @click.option("--base-url", default=None, help="Optional Base url") @click.option( "--ignore-history/--no-ignore-history", help="Ignore the repository history", default=False, ) def main(origin_url: str, base_url: str, ignore_history: bool) -> Dict[str, Any]: loader = GitLoader( origin_url, base_url=base_url, ignore_history=ignore_history, ) return loader.load() main()