diff --git a/swh/loader/package/archive/loader.py b/swh/loader/package/archive/loader.py index b4b99db..148429e 100644 --- a/swh/loader/package/archive/loader.py +++ b/swh/loader/package/archive/loader.py @@ -1,185 +1,178 @@ # Copyright (C) 2019-2021 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 import datetime import hashlib import logging from os import path import string from typing import Any, Dict, Iterator, Optional, Sequence, Tuple, Union import attr import iso8601 from swh.loader.package.loader import BasePackageInfo, PackageLoader from swh.loader.package.utils import release_name from swh.model.model import ( Person, Revision, RevisionType, Sha1Git, TimestampWithTimezone, ) from swh.storage.interface import StorageInterface logger = logging.getLogger(__name__) SWH_PERSON = Person( name=b"Software Heritage", fullname=b"Software Heritage", email=b"robot@softwareheritage.org", ) REVISION_MESSAGE = b"swh-loader-package: synthetic revision message" @attr.s class ArchivePackageInfo(BasePackageInfo): raw_info = attr.ib(type=Dict[str, Any]) length = attr.ib(type=int) """Size of the archive file""" time = attr.ib(type=Union[str, datetime.datetime]) """Timestamp of the archive file on the server""" version = attr.ib(type=str) # default format for gnu MANIFEST_FORMAT = string.Template("$time $length $version $url") def extid(self, manifest_format: Optional[string.Template] = None) -> bytes: """Returns a unique intrinsic identifier of this package info ``manifest_format`` allows overriding the class' default MANIFEST_FORMAT""" manifest_format = manifest_format or self.MANIFEST_FORMAT # TODO: use parsed attributes instead of self.raw_info manifest = manifest_format.substitute( {k: str(v) for (k, v) in self.raw_info.items()} ) return hashlib.sha256(manifest.encode()).digest() @classmethod def from_metadata(cls, a_metadata: Dict[str, Any]) -> "ArchivePackageInfo": url = a_metadata["url"] filename = a_metadata.get("filename") return cls( url=url, filename=filename if filename else path.split(url)[-1], raw_info=a_metadata, length=a_metadata["length"], time=a_metadata["time"], version=a_metadata["version"], ) class ArchiveLoader(PackageLoader[ArchivePackageInfo]): """Load archive origin's artifact files into swh archive """ visit_type = "tar" def __init__( self, storage: StorageInterface, url: str, artifacts: Sequence[Dict[str, Any]], extid_manifest_format: Optional[str] = None, max_content_size: Optional[int] = None, ): f"""Loader constructor. For now, this is the lister's task output. Args: url: Origin url artifacts: List of artifact information with keys: - **time**: last modification time as either isoformat date string or timestamp - **url**: the artifact url to retrieve filename - **filename**: optionally, the file's name - **version**: artifact's version - **length**: artifact's length extid_manifest_format: template string used to format a manifest, which is hashed to get the extid of a package. Defaults to {ArchivePackageInfo.MANIFEST_FORMAT!r} """ super().__init__(storage=storage, url=url, max_content_size=max_content_size) self.artifacts = artifacts # assume order is enforced in the lister self.extid_manifest_format = ( None if extid_manifest_format is None else string.Template(extid_manifest_format) ) def get_versions(self) -> Sequence[str]: versions = [] for archive in self.artifacts: v = archive.get("version") if v: versions.append(v) return versions def get_default_version(self) -> str: # It's the most recent, so for this loader, it's the last one return self.artifacts[-1]["version"] def get_package_info( self, version: str ) -> Iterator[Tuple[str, ArchivePackageInfo]]: for a_metadata in self.artifacts: p_info = ArchivePackageInfo.from_metadata(a_metadata) if version == p_info.version: # FIXME: this code assumes we have only 1 artifact per # versioned package yield release_name(version), p_info - def extid_from_reference_artifact(self, reference_artifact: Dict) -> bytes: - reference_artifact_info = ArchivePackageInfo.from_metadata(reference_artifact) - return reference_artifact_info.extid(manifest_format=self.extid_manifest_format) - - def resolve_revision_from( - self, known_artifacts: Dict, p_info: ArchivePackageInfo - ) -> Optional[bytes]: - extid = p_info.extid(manifest_format=self.extid_manifest_format) - for rev_id, known_artifact in known_artifacts.items(): - logging.debug("known_artifact: %s", known_artifact) - reference_artifact = known_artifact["extrinsic"]["raw"] - known_extid = self.extid_from_reference_artifact(reference_artifact) - if extid == known_extid: - return rev_id - return None + def new_packageinfo_to_extid(self, p_info: ArchivePackageInfo) -> Optional[bytes]: + return p_info.extid(manifest_format=self.extid_manifest_format) + + def known_artifact_to_extid(self, known_artifact: Dict) -> Optional[bytes]: + known_artifact_info = ArchivePackageInfo.from_metadata( + known_artifact["extrinsic"]["raw"] + ) + return known_artifact_info.extid(manifest_format=self.extid_manifest_format) def build_revision( self, p_info: ArchivePackageInfo, uncompressed_path: str, directory: Sha1Git ) -> Optional[Revision]: time = p_info.time # assume it's a timestamp if isinstance(time, str): # otherwise, assume it's a parsable date parsed_time = iso8601.parse_date(time) else: parsed_time = time normalized_time = TimestampWithTimezone.from_datetime(parsed_time) return Revision( type=RevisionType.TAR, message=REVISION_MESSAGE, date=normalized_time, author=SWH_PERSON, committer=SWH_PERSON, committer_date=normalized_time, parents=(), directory=directory, synthetic=True, metadata={ "intrinsic": {}, "extrinsic": { "provider": self.url, "when": self.visit_date.isoformat(), "raw": p_info.raw_info, }, }, ) diff --git a/swh/loader/package/cran/loader.py b/swh/loader/package/cran/loader.py index 38adeb0..30a0736 100644 --- a/swh/loader/package/cran/loader.py +++ b/swh/loader/package/cran/loader.py @@ -1,211 +1,195 @@ # Copyright (C) 2019-2021 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 import datetime from datetime import timezone import logging import os from os import path import re import string -from typing import Any, Dict, Iterator, List, Mapping, Optional, Tuple +from typing import Any, Dict, Iterator, List, Optional, Tuple import attr import dateutil.parser from debian.deb822 import Deb822 from swh.loader.package.loader import BasePackageInfo, PackageLoader from swh.loader.package.utils import release_name from swh.model.model import ( Person, Revision, RevisionType, Sha1Git, TimestampWithTimezone, ) from swh.storage.interface import StorageInterface logger = logging.getLogger(__name__) DATE_PATTERN = re.compile(r"^(?P\d{4})-(?P\d{2})$") @attr.s class CRANPackageInfo(BasePackageInfo): raw_info = attr.ib(type=Dict[str, Any]) version = attr.ib(type=str) MANIFEST_FORMAT = string.Template("$version $url") @classmethod def from_metadata(cls, a_metadata: Dict[str, Any]) -> "CRANPackageInfo": url = a_metadata["url"] return CRANPackageInfo( url=url, filename=path.basename(url), raw_info=a_metadata, version=a_metadata["version"], ) class CRANLoader(PackageLoader[CRANPackageInfo]): visit_type = "cran" def __init__( self, storage: StorageInterface, url: str, artifacts: List[Dict], max_content_size: Optional[int] = None, ): """Loader constructor. Args: url: Origin url to retrieve cran artifact(s) from artifacts: List of associated artifact for the origin url """ super().__init__(storage=storage, url=url, max_content_size=max_content_size) # explicit what we consider the artifact identity self.artifacts = artifacts def get_versions(self) -> List[str]: versions = [] for artifact in self.artifacts: versions.append(artifact["version"]) return versions def get_default_version(self) -> str: return self.artifacts[-1]["version"] def get_package_info(self, version: str) -> Iterator[Tuple[str, CRANPackageInfo]]: for a_metadata in self.artifacts: p_info = CRANPackageInfo.from_metadata(a_metadata) if version == p_info.version: yield release_name(version), p_info - def extid_from_known_artifact(self, known_artifact: Dict) -> bytes: - return CRANPackageInfo.from_metadata(known_artifact).extid() - - def resolve_revision_from( - self, known_artifacts: Mapping[bytes, Mapping], p_info: CRANPackageInfo, - ) -> Optional[bytes]: - """Given known_artifacts per revision, try to determine the revision for - artifact_metadata - - """ - new_extid = p_info.extid() - for rev_id, known_artifact_meta in known_artifacts.items(): - logging.debug("known_artifact_meta: %s", known_artifact_meta) - known_artifact = known_artifact_meta["extrinsic"]["raw"] - known_extid = self.extid_from_known_artifact(known_artifact) - if new_extid == known_extid: - return rev_id - return None + def known_artifact_to_extid(self, known_artifact: Dict) -> Optional[bytes]: + return CRANPackageInfo.from_metadata(known_artifact["extrinsic"]["raw"]).extid() def build_revision( self, p_info: CRANPackageInfo, uncompressed_path: str, directory: Sha1Git ) -> Optional[Revision]: # a_metadata is empty metadata = extract_intrinsic_metadata(uncompressed_path) date = parse_date(metadata.get("Date")) author = Person.from_fullname(metadata.get("Maintainer", "").encode()) version = metadata.get("Version", p_info.version) return Revision( message=version.encode("utf-8"), type=RevisionType.TAR, date=date, author=author, committer=author, committer_date=date, parents=(), directory=directory, synthetic=True, metadata={ "intrinsic": {"tool": "DESCRIPTION", "raw": metadata,}, "extrinsic": { "provider": self.url, "when": self.visit_date.isoformat(), "raw": p_info.raw_info, }, }, ) def parse_debian_control(filepath: str) -> Dict[str, Any]: """Parse debian control at filepath""" metadata: Dict = {} logger.debug("Debian control file %s", filepath) for paragraph in Deb822.iter_paragraphs(open(filepath, "rb")): logger.debug("paragraph: %s", paragraph) metadata.update(**paragraph) logger.debug("metadata parsed: %s", metadata) return metadata def extract_intrinsic_metadata(dir_path: str) -> Dict[str, Any]: """Given an uncompressed path holding the DESCRIPTION file, returns a DESCRIPTION parsed structure as a dict. Cran origins describes their intrinsic metadata within a DESCRIPTION file at the root tree of a tarball. This DESCRIPTION uses a simple file format called DCF, the Debian control format. The release artifact contains at their root one folder. For example: $ tar tvf zprint-0.0.6.tar.gz drwxr-xr-x root/root 0 2018-08-22 11:01 zprint-0.0.6/ ... Args: dir_path (str): Path to the uncompressed directory representing a release artifact from pypi. Returns: the DESCRIPTION parsed structure as a dict (or empty dict if missing) """ # Retrieve the root folder of the archive if not os.path.exists(dir_path): return {} lst = os.listdir(dir_path) if len(lst) != 1: return {} project_dirname = lst[0] description_path = os.path.join(dir_path, project_dirname, "DESCRIPTION") if not os.path.exists(description_path): return {} return parse_debian_control(description_path) def parse_date(date: Optional[str]) -> Optional[TimestampWithTimezone]: """Parse a date into a datetime """ assert not date or isinstance(date, str) dt: Optional[datetime.datetime] = None if not date: return None try: specific_date = DATE_PATTERN.match(date) if specific_date: year = int(specific_date.group("year")) month = int(specific_date.group("month")) dt = datetime.datetime(year, month, 1) else: dt = dateutil.parser.parse(date) if not dt.tzinfo: # up for discussion the timezone needs to be set or # normalize_timestamp is not happy: ValueError: normalize_timestamp # received datetime without timezone: 2001-06-08 00:00:00 dt = dt.replace(tzinfo=timezone.utc) except Exception as e: logger.warning("Fail to parse date %s. Reason: %s", date, e) if dt: return TimestampWithTimezone.from_datetime(dt) else: return None diff --git a/swh/loader/package/debian/loader.py b/swh/loader/package/debian/loader.py index a0db581..9e7f03c 100644 --- a/swh/loader/package/debian/loader.py +++ b/swh/loader/package/debian/loader.py @@ -1,500 +1,498 @@ # Copyright (C) 2017-2021 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 import email.utils import logging from os import path import re import subprocess from typing import Any, Dict, Iterator, List, Mapping, Optional, Sequence, Tuple import attr from dateutil.parser import parse as parse_date from debian.changelog import Changelog from debian.deb822 import Dsc from swh.loader.package.loader import BasePackageInfo, PackageLoader from swh.loader.package.utils import download, release_name +from swh.model.hashutil import hash_to_bytes from swh.model.model import ( Person, Revision, RevisionType, Sha1Git, TimestampWithTimezone, ) from swh.storage.interface import StorageInterface logger = logging.getLogger(__name__) UPLOADERS_SPLIT = re.compile(r"(?<=\>)\s*,\s*") +class DscCountError(ValueError): + """Raised when an unexpected number of .dsc files is seen""" + + pass + + @attr.s class DebianFileMetadata: md5sum = attr.ib(type=str) name = attr.ib(type=str) """Filename""" sha256 = attr.ib(type=str) size = attr.ib(type=int) uri = attr.ib(type=str) """URL of this specific file""" @attr.s class DebianPackageChangelog: person = attr.ib(type=Dict[str, str]) """A dict with fields like, model.Person, except they are str instead of bytes, and 'email' is optional.""" date = attr.ib(type=str) """Date of the changelog entry.""" history = attr.ib(type=List[Tuple[str, str]]) """List of tuples (package_name, version)""" @attr.s class DebianPackageInfo(BasePackageInfo): raw_info = attr.ib(type=Dict[str, Any]) files = attr.ib(type=Dict[str, DebianFileMetadata]) """Metadata of the files (.deb, .dsc, ...) of the package.""" name = attr.ib(type=str) version = attr.ib(type=str) @classmethod def from_metadata(cls, a_metadata: Dict[str, Any], url: str) -> "DebianPackageInfo": return cls( url=url, filename=None, raw_info=a_metadata, files={ file_name: DebianFileMetadata(**file_metadata) for (file_name, file_metadata) in a_metadata.get("files", {}).items() }, name=a_metadata["name"], version=a_metadata["version"], ) + def extid(self) -> Optional[bytes]: + dsc_files = [ + file for (name, file) in self.files.items() if name.endswith(".dsc") + ] + + if len(dsc_files) != 1: + raise DscCountError( + f"Expected exactly one .dsc file for package {self.name}, " + f"got {len(dsc_files)}" + ) + + return hash_to_bytes(dsc_files[0].sha256) + @attr.s class IntrinsicPackageMetadata: """Metadata extracted from a package's .dsc file.""" name = attr.ib(type=str) version = attr.ib(type=str) changelog = attr.ib(type=DebianPackageChangelog) maintainers = attr.ib(type=List[Dict[str, str]]) """A list of dicts with fields like, model.Person, except they are str instead of bytes, and 'email' is optional.""" class DebianLoader(PackageLoader[DebianPackageInfo]): """Load debian origins into swh archive. """ visit_type = "deb" def __init__( self, storage: StorageInterface, url: str, date: str, packages: Mapping[str, Any], max_content_size: Optional[int] = None, ): """Debian Loader implementation. Args: url: Origin url (e.g. deb://Debian/packages/cicero) date: Ignored packages: versioned packages and associated artifacts, example:: { 'stretch/contrib/0.7.2-3': { 'name': 'cicero', 'version': '0.7.2-3' 'files': { 'cicero_0.7.2-3.diff.gz': { 'md5sum': 'a93661b6a48db48d59ba7d26796fc9ce', 'name': 'cicero_0.7.2-3.diff.gz', 'sha256': 'f039c9642fe15c75bed5254315e2a29f...', 'size': 3964, 'uri': 'http://d.d.o/cicero_0.7.2-3.diff.gz', }, 'cicero_0.7.2-3.dsc': { 'md5sum': 'd5dac83eb9cfc9bb52a15eb618b4670a', 'name': 'cicero_0.7.2-3.dsc', 'sha256': '35b7f1048010c67adfd8d70e4961aefb...', 'size': 1864, 'uri': 'http://d.d.o/cicero_0.7.2-3.dsc', }, 'cicero_0.7.2.orig.tar.gz': { 'md5sum': '4353dede07c5728319ba7f5595a7230a', 'name': 'cicero_0.7.2.orig.tar.gz', 'sha256': '63f40f2436ea9f67b44e2d4bd669dbab...', 'size': 96527, 'uri': 'http://d.d.o/cicero_0.7.2.orig.tar.gz', } }, }, # ... } """ super().__init__(storage=storage, url=url, max_content_size=max_content_size) self.packages = packages def get_versions(self) -> Sequence[str]: """Returns the keys of the packages input (e.g. stretch/contrib/0.7.2-3, etc...) """ return list(self.packages.keys()) def get_package_info(self, version: str) -> Iterator[Tuple[str, DebianPackageInfo]]: meta = self.packages[version] p_info = DebianPackageInfo.from_metadata(meta, url=self.url) yield release_name(version), p_info + def known_artifact_to_extid(self, known_artifact: Dict) -> Optional[bytes]: + sha256 = _artifact_to_dsc_sha256(known_artifact, url=self.url) + if sha256 is None: + return None + return hash_to_bytes(sha256) + def resolve_revision_from( - self, known_package_artifacts: Mapping, p_info: DebianPackageInfo + self, known_artifacts: Dict, p_info: DebianPackageInfo, ) -> Optional[bytes]: - return resolve_revision_from(known_package_artifacts, p_info) + try: + return super().resolve_revision_from(known_artifacts, p_info) + except DscCountError: + # known_artifacts are corrupted, ignore them instead of crashing + return None def download_package( self, p_info: DebianPackageInfo, tmpdir: str ) -> List[Tuple[str, Mapping]]: """Contrary to other package loaders (1 package, 1 artifact), `p_info.files` represents the package's datafiles set to fetch: - .orig.tar.gz - .dsc - .diff.gz This is delegated to the `download_package` function. """ all_hashes = download_package(p_info, tmpdir) logger.debug("all_hashes: %s", all_hashes) res = [] for hashes in all_hashes.values(): res.append((tmpdir, hashes)) logger.debug("res: %s", res) return res def uncompress( self, dl_artifacts: List[Tuple[str, Mapping[str, Any]]], dest: str ) -> str: logger.debug("dl_artifacts: %s", dl_artifacts) return extract_package(dl_artifacts, dest=dest) def build_revision( self, p_info: DebianPackageInfo, uncompressed_path: str, directory: Sha1Git ) -> Optional[Revision]: dsc_url, dsc_name = dsc_information(p_info) if not dsc_name: raise ValueError("dsc name for url %s should not be None" % dsc_url) dsc_path = path.join(path.dirname(uncompressed_path), dsc_name) intrinsic_metadata = get_intrinsic_package_metadata( p_info, dsc_path, uncompressed_path ) logger.debug("intrinsic_metadata: %s", intrinsic_metadata) logger.debug("p_info: %s", p_info) msg = "Synthetic revision for Debian source package %s version %s" % ( p_info.name, p_info.version, ) author = prepare_person(intrinsic_metadata.changelog.person) date = TimestampWithTimezone.from_iso8601(intrinsic_metadata.changelog.date) # inspired from swh.loader.debian.converters.package_metadata_to_revision # noqa return Revision( type=RevisionType.DSC, message=msg.encode("utf-8"), author=author, date=date, committer=author, committer_date=date, parents=(), directory=directory, synthetic=True, metadata={ "intrinsic": {"tool": "dsc", "raw": attr.asdict(intrinsic_metadata),}, "extrinsic": { "provider": dsc_url, "when": self.visit_date.isoformat(), "raw": p_info.raw_info, }, }, ) -def resolve_revision_from( - known_package_artifacts: Mapping, p_info: DebianPackageInfo -) -> Optional[bytes]: - """Given known package artifacts (resolved from the snapshot of previous - visit) and the new artifact to fetch, try to solve the corresponding - revision. - - """ - artifacts_to_fetch = p_info.files - if not artifacts_to_fetch: - return None - - new_dsc_files = [ - file for (name, file) in p_info.files.items() if name.endswith(".dsc") - ] - - if len(new_dsc_files) != 1: - raise ValueError( - f"Expected exactly one new .dsc file for package {p_info.name}, " - f"got {len(new_dsc_files)}" - ) - - new_dsc_sha256 = new_dsc_files[0].sha256 - - for rev_id, known_artifacts in known_package_artifacts.items(): - - if new_dsc_sha256 == _artifact_to_dsc_sha256(known_artifacts, p_info.url): - return rev_id - - return None - - def _artifact_to_dsc_sha256(known_artifacts: Dict, url: str) -> Optional[str]: extrinsic = known_artifacts.get("extrinsic") if not extrinsic: return None known_p_info = DebianPackageInfo.from_metadata(extrinsic["raw"], url=url) dsc = [file for (name, file) in known_p_info.files.items() if name.endswith(".dsc")] if len(dsc) != 1: - raise ValueError( + raise DscCountError( f"Expected exactly one known .dsc file for package {known_p_info.name}, " f"got {len(dsc)}" ) return dsc[0].sha256 def uid_to_person(uid: str) -> Dict[str, str]: """Convert an uid to a person suitable for insertion. Args: uid: an uid of the form "Name " Returns: a dictionary with the following keys: - name: the name associated to the uid - email: the mail associated to the uid - fullname: the actual uid input """ logger.debug("uid: %s", uid) ret = { "name": "", "email": "", "fullname": uid, } name, mail = email.utils.parseaddr(uid) if name and email: ret["name"] = name ret["email"] = mail else: ret["name"] = uid return ret def prepare_person(person: Mapping[str, str]) -> Person: """Prepare person for swh serialization... Args: A person dict Returns: A person ready for storage """ return Person.from_dict( {key: value.encode("utf-8") for (key, value) in person.items()} ) def download_package(p_info: DebianPackageInfo, tmpdir: Any) -> Mapping[str, Any]: """Fetch a source package in a temporary directory and check the checksums for all files. Args: p_info: Information on a package tmpdir: Where to download and extract the files to ingest Returns: Dict of swh hashes per filename key """ all_hashes = {} for filename, fileinfo in p_info.files.items(): uri = fileinfo.uri logger.debug("fileinfo: %s", fileinfo) extrinsic_hashes = {"sha256": fileinfo.sha256} logger.debug("extrinsic_hashes(%s): %s", filename, extrinsic_hashes) filepath, hashes = download( uri, dest=tmpdir, filename=filename, hashes=extrinsic_hashes ) all_hashes[filename] = hashes logger.debug("all_hashes: %s", all_hashes) return all_hashes def dsc_information(p_info: DebianPackageInfo) -> Tuple[Optional[str], Optional[str]]: """Retrieve dsc information from a package. Args: p_info: Package metadata information Returns: Tuple of dsc file's uri, dsc's full disk path """ dsc_name = None dsc_url = None for filename, fileinfo in p_info.files.items(): if filename.endswith(".dsc"): if dsc_name: - raise ValueError( + raise DscCountError( "Package %s_%s references several dsc files." % (p_info.name, p_info.version) ) dsc_url = fileinfo.uri dsc_name = filename return dsc_url, dsc_name def extract_package(dl_artifacts: List[Tuple[str, Mapping]], dest: str) -> str: """Extract a Debian source package to a given directory. Note that after extraction the target directory will be the root of the extracted package, rather than containing it. Args: package: package information dictionary dest: directory where the package files are stored Returns: Package extraction directory """ a_path = dl_artifacts[0][0] logger.debug("dl_artifacts: %s", dl_artifacts) for _, hashes in dl_artifacts: logger.debug("hashes: %s", hashes) filename = hashes["filename"] if filename.endswith(".dsc"): dsc_name = filename break dsc_path = path.join(a_path, dsc_name) destdir = path.join(dest, "extracted") logfile = path.join(dest, "extract.log") logger.debug( "extract Debian source package %s in %s" % (dsc_path, destdir), extra={"swh_type": "deb_extract", "swh_dsc": dsc_path, "swh_destdir": destdir,}, ) cmd = [ "dpkg-source", "--no-copy", "--no-check", "--ignore-bad-version", "-x", dsc_path, destdir, ] try: with open(logfile, "w") as stdout: subprocess.check_call(cmd, stdout=stdout, stderr=subprocess.STDOUT) except subprocess.CalledProcessError as e: logdata = open(logfile, "r").read() raise ValueError( "dpkg-source exited with code %s: %s" % (e.returncode, logdata) ) from None return destdir def get_intrinsic_package_metadata( p_info: DebianPackageInfo, dsc_path: str, extracted_path: str ) -> IntrinsicPackageMetadata: """Get the package metadata from the source package at dsc_path, extracted in extracted_path. Args: p_info: the package information dsc_path: path to the package's dsc file extracted_path: the path where the package got extracted Returns: dict: a dictionary with the following keys: - history: list of (package_name, package_version) tuples parsed from the package changelog """ with open(dsc_path, "rb") as dsc: parsed_dsc = Dsc(dsc) # Parse the changelog to retrieve the rest of the package information changelog_path = path.join(extracted_path, "debian/changelog") with open(changelog_path, "rb") as changelog_file: try: parsed_changelog = Changelog(changelog_file) except UnicodeDecodeError: logger.warning( "Unknown encoding for changelog %s," " falling back to iso" % changelog_path, extra={ "swh_type": "deb_changelog_encoding", "swh_name": p_info.name, "swh_version": str(p_info.version), "swh_changelog": changelog_path, }, ) # need to reset as Changelog scrolls to the end of the file changelog_file.seek(0) parsed_changelog = Changelog(changelog_file, encoding="iso-8859-15") history: List[Tuple[str, str]] = [] for block in parsed_changelog: assert block.package is not None history.append((block.package, str(block.version))) changelog = DebianPackageChangelog( person=uid_to_person(parsed_changelog.author), date=parse_date(parsed_changelog.date).isoformat(), history=history[1:], ) maintainers = [ uid_to_person(parsed_dsc["Maintainer"]), ] maintainers.extend( uid_to_person(person) for person in UPLOADERS_SPLIT.split(parsed_dsc.get("Uploaders", "")) ) return IntrinsicPackageMetadata( name=p_info.name, version=str(p_info.version), changelog=changelog, maintainers=maintainers, ) diff --git a/swh/loader/package/debian/tests/test_debian.py b/swh/loader/package/debian/tests/test_debian.py index 2a00c5f..2d5d9a4 100644 --- a/swh/loader/package/debian/tests/test_debian.py +++ b/swh/loader/package/debian/tests/test_debian.py @@ -1,554 +1,554 @@ # Copyright (C) 2019-2021 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 import logging from os import path import random import pytest from swh.loader.package.debian.loader import ( DebianLoader, DebianPackageChangelog, DebianPackageInfo, IntrinsicPackageMetadata, download_package, dsc_information, extract_package, get_intrinsic_package_metadata, prepare_person, - resolve_revision_from, uid_to_person, ) from swh.loader.tests import assert_last_visit_matches, check_snapshot, get_stats from swh.model.hashutil import hash_to_bytes from swh.model.model import Person, Snapshot, SnapshotBranch, TargetType logger = logging.getLogger(__name__) URL = "deb://Debian/packages/cicero" PACKAGE_FILES = { "name": "cicero", "version": "0.7.2-3", "files": { "cicero_0.7.2-3.diff.gz": { "md5sum": "a93661b6a48db48d59ba7d26796fc9ce", "name": "cicero_0.7.2-3.diff.gz", "sha256": "f039c9642fe15c75bed5254315e2a29f9f2700da0e29d9b0729b3ffc46c8971c", # noqa "size": 3964, "uri": "http://deb.debian.org/debian/pool/contrib/c/cicero/cicero_0.7.2-3.diff.gz", # noqa }, "cicero_0.7.2-3.dsc": { "md5sum": "d5dac83eb9cfc9bb52a15eb618b4670a", "name": "cicero_0.7.2-3.dsc", "sha256": "35b7f1048010c67adfd8d70e4961aefd8800eb9a83a4d1cc68088da0009d9a03", # noqa "size": 1864, "uri": "http://deb.debian.org/debian/pool/contrib/c/cicero/cicero_0.7.2-3.dsc", # noqa }, # noqa "cicero_0.7.2.orig.tar.gz": { "md5sum": "4353dede07c5728319ba7f5595a7230a", "name": "cicero_0.7.2.orig.tar.gz", "sha256": "63f40f2436ea9f67b44e2d4bd669dbabe90e2635a204526c20e0b3c8ee957786", # noqa "size": 96527, "uri": "http://deb.debian.org/debian/pool/contrib/c/cicero/cicero_0.7.2.orig.tar.gz", # noqa }, }, } PACKAGE_FILES2 = { "name": "cicero", "version": "0.7.2-4", "files": { "cicero_0.7.2-4.diff.gz": { "md5sum": "1e7e6fc4a59d57c98082a3af78145734", "name": "cicero_0.7.2-4.diff.gz", "sha256": "2e6fa296ee7005473ff58d0971f4fd325617b445671480e9f2cfb738d5dbcd01", # noqa "size": 4038, "uri": "http://deb.debian.org/debian/pool/contrib/c/cicero/cicero_0.7.2-4.diff.gz", # noqa }, "cicero_0.7.2-4.dsc": { "md5sum": "1a6c8855a73b4282bb31d15518f18cde", "name": "cicero_0.7.2-4.dsc", "sha256": "913ee52f7093913420de5cbe95d63cfa817f1a1daf997961149501894e754f8b", # noqa "size": 1881, "uri": "http://deb.debian.org/debian/pool/contrib/c/cicero/cicero_0.7.2-4.dsc", # noqa }, # noqa "cicero_0.7.2.orig.tar.gz": { "md5sum": "4353dede07c5728319ba7f5595a7230a", "name": "cicero_0.7.2.orig.tar.gz", "sha256": "63f40f2436ea9f67b44e2d4bd669dbabe90e2635a204526c20e0b3c8ee957786", # noqa "size": 96527, "uri": "http://deb.debian.org/debian/pool/contrib/c/cicero/cicero_0.7.2.orig.tar.gz", # noqa }, }, } PACKAGE_PER_VERSION = { "stretch/contrib/0.7.2-3": PACKAGE_FILES, } PACKAGES_PER_VERSION = { "stretch/contrib/0.7.2-3": PACKAGE_FILES, "buster/contrib/0.7.2-4": PACKAGE_FILES2, } def test_debian_first_visit(swh_storage, requests_mock_datadir): """With no prior visit, load a gnu project ends up with 1 snapshot """ loader = DebianLoader( swh_storage, URL, date="2019-10-12T05:58:09.165557+00:00", packages=PACKAGE_PER_VERSION, ) actual_load_status = loader.load() expected_snapshot_id = "3b6b66e6ee4e7d903a379a882684a2a50480c0b4" assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id, } assert_last_visit_matches(swh_storage, URL, status="full", type="deb") stats = get_stats(swh_storage) assert { "content": 42, "directory": 2, "origin": 1, "origin_visit": 1, "release": 0, "revision": 1, # all artifacts under 1 revision "skipped_content": 0, "snapshot": 1, } == stats expected_snapshot = Snapshot( id=hash_to_bytes(expected_snapshot_id), branches={ b"releases/stretch/contrib/0.7.2-3": SnapshotBranch( target_type=TargetType.REVISION, target=hash_to_bytes("2807f5b3f84368b4889a9ae827fe85854ffecf07"), ) }, ) # different than the previous loader as no release is done check_snapshot(expected_snapshot, swh_storage) def test_debian_first_visit_then_another_visit(swh_storage, requests_mock_datadir): """With no prior visit, load a debian project ends up with 1 snapshot """ loader = DebianLoader( swh_storage, URL, date="2019-10-12T05:58:09.165557+00:00", packages=PACKAGE_PER_VERSION, ) actual_load_status = loader.load() expected_snapshot_id = "3b6b66e6ee4e7d903a379a882684a2a50480c0b4" assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id, } assert_last_visit_matches(swh_storage, URL, status="full", type="deb") stats = get_stats(swh_storage) assert { "content": 42, "directory": 2, "origin": 1, "origin_visit": 1, "release": 0, "revision": 1, # all artifacts under 1 revision "skipped_content": 0, "snapshot": 1, } == stats expected_snapshot = Snapshot( id=hash_to_bytes(expected_snapshot_id), branches={ b"releases/stretch/contrib/0.7.2-3": SnapshotBranch( target_type=TargetType.REVISION, target=hash_to_bytes("2807f5b3f84368b4889a9ae827fe85854ffecf07"), ) }, ) # different than the previous loader as no release is done check_snapshot(expected_snapshot, swh_storage) # No change in between load actual_load_status2 = loader.load() assert actual_load_status2["status"] == "uneventful" assert_last_visit_matches(swh_storage, URL, status="full", type="deb") stats2 = get_stats(swh_storage) assert { "content": 42 + 0, "directory": 2 + 0, "origin": 1, "origin_visit": 1 + 1, # a new visit occurred "release": 0, "revision": 1, "skipped_content": 0, "snapshot": 1, # same snapshot across 2 visits } == stats2 urls = [ m.url for m in requests_mock_datadir.request_history if m.url.startswith("http://deb.debian.org") ] # visited each package artifact twice across 2 visits assert len(urls) == len(set(urls)) def test_debian_uid_to_person(): uid = "Someone Name " actual_person = uid_to_person(uid) assert actual_person == { "name": "Someone Name", "email": "someone@orga.org", "fullname": uid, } def test_debian_prepare_person(): actual_author = prepare_person( { "name": "Someone Name", "email": "someone@orga.org", "fullname": "Someone Name ", } ) assert actual_author == Person( name=b"Someone Name", email=b"someone@orga.org", fullname=b"Someone Name ", ) def test_debian_download_package(datadir, tmpdir, requests_mock_datadir): tmpdir = str(tmpdir) # py3.5 work around (LocalPath issue) p_info = DebianPackageInfo.from_metadata(PACKAGE_FILES, url=URL) all_hashes = download_package(p_info, tmpdir) assert all_hashes == { "cicero_0.7.2-3.diff.gz": { "checksums": { "sha1": "0815282053f21601b0ec4adf7a8fe47eace3c0bc", "sha256": "f039c9642fe15c75bed5254315e2a29f9f2700da0e29d9b0729b3ffc46c8971c", # noqa }, "filename": "cicero_0.7.2-3.diff.gz", "length": 3964, "url": ( "http://deb.debian.org/debian/pool/contrib/c/cicero/" "cicero_0.7.2-3.diff.gz" ), }, "cicero_0.7.2-3.dsc": { "checksums": { "sha1": "abbec4e8efbbc80278236e1dd136831eac08accd", "sha256": "35b7f1048010c67adfd8d70e4961aefd8800eb9a83a4d1cc68088da0009d9a03", # noqa }, "filename": "cicero_0.7.2-3.dsc", "length": 1864, "url": ( "http://deb.debian.org/debian/pool/contrib/c/cicero/cicero_0.7.2-3.dsc" ), }, "cicero_0.7.2.orig.tar.gz": { "checksums": { "sha1": "a286efd63fe2c9c9f7bb30255c3d6fcdcf390b43", "sha256": "63f40f2436ea9f67b44e2d4bd669dbabe90e2635a204526c20e0b3c8ee957786", # noqa }, "filename": "cicero_0.7.2.orig.tar.gz", "length": 96527, "url": ( "http://deb.debian.org/debian/pool/contrib/c/cicero/" "cicero_0.7.2.orig.tar.gz" ), }, } def test_debian_dsc_information_ok(): fname = "cicero_0.7.2-3.dsc" p_info = DebianPackageInfo.from_metadata(PACKAGE_FILES, url=URL) dsc_url, dsc_name = dsc_information(p_info) assert dsc_url == PACKAGE_FILES["files"][fname]["uri"] assert dsc_name == PACKAGE_FILES["files"][fname]["name"] def test_debian_dsc_information_not_found(): fname = "cicero_0.7.2-3.dsc" p_info = DebianPackageInfo.from_metadata(PACKAGE_FILES, url=URL) p_info.files.pop(fname) dsc_url, dsc_name = dsc_information(p_info) assert dsc_url is None assert dsc_name is None def test_debian_dsc_information_too_many_dsc_entries(): # craft an extra dsc file fname = "cicero_0.7.2-3.dsc" p_info = DebianPackageInfo.from_metadata(PACKAGE_FILES, url=URL) data = p_info.files[fname] fname2 = fname.replace("cicero", "ciceroo") p_info.files[fname2] = data with pytest.raises( ValueError, match="Package %s_%s references several dsc" % (PACKAGE_FILES["name"], PACKAGE_FILES["version"]), ): dsc_information(p_info) def test_debian_get_intrinsic_package_metadata( requests_mock_datadir, datadir, tmp_path ): tmp_path = str(tmp_path) # py3.5 compat. p_info = DebianPackageInfo.from_metadata(PACKAGE_FILES, url=URL) logger.debug("p_info: %s", p_info) # download the packages all_hashes = download_package(p_info, tmp_path) # Retrieve information from package _, dsc_name = dsc_information(p_info) dl_artifacts = [(tmp_path, hashes) for hashes in all_hashes.values()] # Extract information from package extracted_path = extract_package(dl_artifacts, tmp_path) # Retrieve information on package dsc_path = path.join(path.dirname(extracted_path), dsc_name) actual_package_info = get_intrinsic_package_metadata( p_info, dsc_path, extracted_path ) logger.debug("actual_package_info: %s", actual_package_info) assert actual_package_info == IntrinsicPackageMetadata( changelog=DebianPackageChangelog( date="2014-10-19T16:52:35+02:00", history=[ ("cicero", "0.7.2-2"), ("cicero", "0.7.2-1"), ("cicero", "0.7-1"), ], person={ "email": "sthibault@debian.org", "fullname": "Samuel Thibault ", "name": "Samuel Thibault", }, ), maintainers=[ { "email": "debian-accessibility@lists.debian.org", "fullname": "Debian Accessibility Team " "", "name": "Debian Accessibility Team", }, { "email": "sthibault@debian.org", "fullname": "Samuel Thibault ", "name": "Samuel Thibault", }, ], name="cicero", version="0.7.2-3", ) def test_debian_multiple_packages(swh_storage, requests_mock_datadir): loader = DebianLoader( swh_storage, URL, date="2019-10-12T05:58:09.165557+00:00", packages=PACKAGES_PER_VERSION, ) actual_load_status = loader.load() expected_snapshot_id = "defc19021187f3727293121fcf6c5c82cb923604" assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id, } assert_last_visit_matches(swh_storage, URL, status="full", type="deb") expected_snapshot = Snapshot( id=hash_to_bytes(expected_snapshot_id), branches={ b"releases/stretch/contrib/0.7.2-3": SnapshotBranch( target_type=TargetType.REVISION, target=hash_to_bytes("2807f5b3f84368b4889a9ae827fe85854ffecf07"), ), b"releases/buster/contrib/0.7.2-4": SnapshotBranch( target_type=TargetType.REVISION, target=hash_to_bytes("8224139c274c984147ef4b09aa0e462c55a10bd3"), ), }, ) check_snapshot(expected_snapshot, swh_storage) def test_debian_resolve_revision_from_edge_cases(): """Solving revision with empty data will result in unknown revision """ + loader = DebianLoader(None, None, None, None) empty_artifact = { "name": PACKAGE_FILES["name"], "version": PACKAGE_FILES["version"], } for package_artifacts in [empty_artifact, PACKAGE_FILES]: p_info = DebianPackageInfo.from_metadata(package_artifacts, url=URL) - actual_revision = resolve_revision_from({}, p_info) + actual_revision = loader.resolve_revision_from({}, p_info) assert actual_revision is None for known_artifacts in [{}, PACKAGE_FILES]: - actual_revision = resolve_revision_from( + actual_revision = loader.resolve_revision_from( known_artifacts, DebianPackageInfo.from_metadata(empty_artifact, url=URL) ) assert actual_revision is None known_package_artifacts = { b"(\x07\xf5\xb3\xf8Ch\xb4\x88\x9a\x9a\xe8'\xfe\x85\x85O\xfe\xcf\x07": { "extrinsic": { # empty }, # ... removed the unnecessary intermediary data } } - assert not resolve_revision_from( + assert not loader.resolve_revision_from( known_package_artifacts, DebianPackageInfo.from_metadata(PACKAGE_FILES, url=URL) ) def test_debian_resolve_revision_from_edge_cases_hit_and_miss(): """Solving revision with inconsistent data will result in unknown revision """ + loader = DebianLoader(None, None, None, None) artifact_metadata = PACKAGE_FILES2 p_info = DebianPackageInfo.from_metadata(artifact_metadata, url=URL) expected_revision_id = ( b"(\x08\xf5\xb3\xf8Ch\xb4\x88\x9a\x9a\xe8'\xff\x85\x85O\xfe\xcf\x07" # noqa ) known_package_artifacts = { expected_revision_id: { "extrinsic": {"raw": PACKAGE_FILES,}, # ... removed the unnecessary intermediary data } } - actual_revision = resolve_revision_from(known_package_artifacts, p_info) + actual_revision = loader.resolve_revision_from(known_package_artifacts, p_info) assert actual_revision is None def test_debian_resolve_revision_from(): """Solving revision with consistent data will solve the revision """ + loader = DebianLoader(None, None, None, None) artifact_metadata = PACKAGE_FILES p_info = DebianPackageInfo.from_metadata(artifact_metadata, url=URL) expected_revision_id = ( b"(\x07\xf5\xb3\xf8Ch\xb4\x88\x9a\x9a\xe8'\xfe\x85\x85O\xfe\xcf\x07" # noqa ) files = artifact_metadata["files"] # shuffling dict's keys keys = list(files.keys()) random.shuffle(keys) package_files = { "name": PACKAGE_FILES["name"], "version": PACKAGE_FILES["version"], "files": {k: files[k] for k in keys}, } known_package_artifacts = { expected_revision_id: { "extrinsic": {"raw": package_files,}, # ... removed the unnecessary intermediary data } } - actual_revision = resolve_revision_from(known_package_artifacts, p_info) + actual_revision = loader.resolve_revision_from(known_package_artifacts, p_info) assert actual_revision == expected_revision_id def test_debian_resolve_revision_from_corrupt_known_artifact(): """To many or not enough .dsc files in the known_artifacts dict""" + loader = DebianLoader(None, None, None, None) artifact_metadata = PACKAGE_FILES p_info = DebianPackageInfo.from_metadata(artifact_metadata, url=URL) expected_revision_id = ( b"(\x07\xf5\xb3\xf8Ch\xb4\x88\x9a\x9a\xe8'\xfe\x85\x85O\xfe\xcf\x07" ) files = dict(artifact_metadata["files"]) package_files = { "name": PACKAGE_FILES["name"], "version": PACKAGE_FILES["version"], "files": files, } known_package_artifacts = { expected_revision_id: { "extrinsic": {"raw": package_files,}, # ... removed the unnecessary intermediary data } } # Too many .dsc files["another.dsc"] = files["cicero_0.7.2-3.dsc"] - with pytest.raises(ValueError, match="exactly one known .dsc"): - resolve_revision_from(known_package_artifacts, p_info) + assert loader.resolve_revision_from(known_package_artifacts, p_info) is None # Not enough .dsc del files["another.dsc"] del files["cicero_0.7.2-3.dsc"] - with pytest.raises(ValueError, match="exactly one known .dsc"): - resolve_revision_from(known_package_artifacts, p_info) + assert loader.resolve_revision_from(known_package_artifacts, p_info) is None def test_debian_resolve_revision_from_corrupt_new_artifact(): + loader = DebianLoader(None, None, None, None) artifact_metadata = PACKAGE_FILES files = PACKAGE_FILES["files"] files = {**files, "another.dsc": files["cicero_0.7.2-3.dsc"]} artifact_metadata = {**PACKAGE_FILES, "files": files} # Too many .dsc files["another.dsc"] = files["cicero_0.7.2-3.dsc"] p_info = DebianPackageInfo.from_metadata(artifact_metadata, url=URL) - with pytest.raises(ValueError, match="exactly one new .dsc"): - resolve_revision_from(PACKAGE_FILES, p_info) + assert loader.resolve_revision_from(PACKAGE_FILES, p_info) is None # Not enough .dsc del files["another.dsc"] del files["cicero_0.7.2-3.dsc"] p_info = DebianPackageInfo.from_metadata(artifact_metadata, url=URL) - with pytest.raises(ValueError, match="exactly one new .dsc"): - resolve_revision_from(PACKAGE_FILES, p_info) + assert loader.resolve_revision_from(PACKAGE_FILES, p_info) is None diff --git a/swh/loader/package/deposit/loader.py b/swh/loader/package/deposit/loader.py index 41c883e..7e5c6f4 100644 --- a/swh/loader/package/deposit/loader.py +++ b/swh/loader/package/deposit/loader.py @@ -1,383 +1,388 @@ # Copyright (C) 2019-2021 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 import datetime from datetime import timezone import json import logging from typing import Any, Dict, Iterator, List, Mapping, Optional, Sequence, Tuple, Union import attr import requests from swh.core.config import load_from_envvar from swh.loader.core.loader import DEFAULT_CONFIG from swh.loader.package.loader import ( BasePackageInfo, PackageLoader, RawExtrinsicMetadataCore, ) from swh.loader.package.utils import cached_method, download from swh.model.hashutil import hash_to_bytes, hash_to_hex from swh.model.model import ( MetadataAuthority, MetadataAuthorityType, MetadataFetcher, Person, Revision, RevisionType, Sha1Git, TimestampWithTimezone, ) from swh.storage.algos.snapshot import snapshot_get_all_branches from swh.storage.interface import StorageInterface logger = logging.getLogger(__name__) def now() -> datetime.datetime: return datetime.datetime.now(tz=timezone.utc) @attr.s class DepositPackageInfo(BasePackageInfo): filename = attr.ib(type=str) # instead of Optional[str] raw_info = attr.ib(type=Dict[str, Any]) author_date = attr.ib(type=datetime.datetime) """codemeta:dateCreated if any, deposit completed_date otherwise""" commit_date = attr.ib(type=datetime.datetime) """codemeta:datePublished if any, deposit completed_date otherwise""" client = attr.ib(type=str) id = attr.ib(type=int) """Internal ID of the deposit in the deposit DB""" collection = attr.ib(type=str) """The collection in the deposit; see SWORD specification.""" author = attr.ib(type=Person) committer = attr.ib(type=Person) revision_parents = attr.ib(type=Tuple[Sha1Git, ...]) """Revisions created from previous deposits, that will be used as parents of the revision created for this deposit.""" @classmethod def from_metadata( cls, metadata: Dict[str, Any], url: str, filename: str ) -> "DepositPackageInfo": # Note: # `date` and `committer_date` are always transmitted by the deposit read api # which computes itself the values. The loader needs to use those to create the # revision. all_metadata_raw: List[str] = metadata["metadata_raw"] raw_info = { "origin": metadata["origin"], "origin_metadata": { "metadata": metadata["metadata_dict"], "provider": metadata["provider"], "tool": metadata["tool"], }, } depo = metadata["deposit"] return cls( url=url, filename=filename, author_date=depo["author_date"], commit_date=depo["committer_date"], client=depo["client"], id=depo["id"], collection=depo["collection"], author=parse_author(depo["author"]), committer=parse_author(depo["committer"]), revision_parents=tuple(hash_to_bytes(p) for p in depo["revision_parents"]), raw_info=raw_info, directory_extrinsic_metadata=[ RawExtrinsicMetadataCore( discovery_date=now(), metadata=raw_metadata.encode(), format="sword-v2-atom-codemeta-v2", ) for raw_metadata in all_metadata_raw ], ) + def extid(self) -> None: + # For now, we don't try to deduplicate deposits. There is little point anyway, + # as it only happens when the exact same tarball was deposited twice. + return None + class DepositLoader(PackageLoader[DepositPackageInfo]): """Load a deposited artifact into swh archive. """ visit_type = "deposit" def __init__( self, storage: StorageInterface, url: str, deposit_id: str, deposit_client: "ApiClient", max_content_size: Optional[int] = None, default_filename: str = "archive.tar", ): """Constructor Args: url: Origin url to associate the artifacts/metadata to deposit_id: Deposit identity deposit_client: Deposit api client """ super().__init__(storage=storage, url=url, max_content_size=max_content_size) self.deposit_id = deposit_id self.client = deposit_client self.default_filename = default_filename @classmethod def from_configfile(cls, **kwargs: Any): """Instantiate a loader from the configuration loaded from the SWH_CONFIG_FILENAME envvar, with potential extra keyword arguments if their value is not None. Args: kwargs: kwargs passed to the loader instantiation """ config = dict(load_from_envvar(DEFAULT_CONFIG)) config.update({k: v for k, v in kwargs.items() if v is not None}) deposit_client = ApiClient(**config.pop("deposit")) return cls.from_config(deposit_client=deposit_client, **config) def get_versions(self) -> Sequence[str]: # only 1 branch 'HEAD' with no alias since we only have 1 snapshot # branch return ["HEAD"] def get_metadata_authority(self) -> MetadataAuthority: provider = self.metadata()["provider"] assert provider["provider_type"] == MetadataAuthorityType.DEPOSIT_CLIENT.value return MetadataAuthority( type=MetadataAuthorityType.DEPOSIT_CLIENT, url=provider["provider_url"], metadata={ "name": provider["provider_name"], **(provider["metadata"] or {}), }, ) def get_metadata_fetcher(self) -> MetadataFetcher: tool = self.metadata()["tool"] return MetadataFetcher( name=tool["name"], version=tool["version"], metadata=tool["configuration"], ) def get_package_info( self, version: str ) -> Iterator[Tuple[str, DepositPackageInfo]]: p_info = DepositPackageInfo.from_metadata( self.metadata(), url=self.url, filename=self.default_filename, ) yield "HEAD", p_info def download_package( self, p_info: DepositPackageInfo, tmpdir: str ) -> List[Tuple[str, Mapping]]: """Override to allow use of the dedicated deposit client """ return [self.client.archive_get(self.deposit_id, tmpdir, p_info.filename)] def build_revision( self, p_info: DepositPackageInfo, uncompressed_path: str, directory: Sha1Git ) -> Optional[Revision]: message = ( f"{p_info.client}: Deposit {p_info.id} in collection {p_info.collection}" ).encode("utf-8") return Revision( type=RevisionType.TAR, message=message, author=p_info.author, date=TimestampWithTimezone.from_dict(p_info.author_date), committer=p_info.committer, committer_date=TimestampWithTimezone.from_dict(p_info.commit_date), parents=p_info.revision_parents, directory=directory, synthetic=True, metadata={ "extrinsic": { "provider": self.client.metadata_url(self.deposit_id), "when": self.visit_date.isoformat(), "raw": p_info.raw_info, }, }, ) def get_extrinsic_origin_metadata(self) -> List[RawExtrinsicMetadataCore]: metadata = self.metadata() all_metadata_raw: List[str] = metadata["metadata_raw"] origin_metadata = json.dumps( { "metadata": all_metadata_raw, "provider": metadata["provider"], "tool": metadata["tool"], } ).encode() return [ RawExtrinsicMetadataCore( discovery_date=now(), metadata=raw_meta.encode(), format="sword-v2-atom-codemeta-v2", ) for raw_meta in all_metadata_raw ] + [ RawExtrinsicMetadataCore( discovery_date=now(), metadata=origin_metadata, format="original-artifacts-json", ) ] @cached_method def metadata(self): """Returns metadata from the deposit server""" return self.client.metadata_get(self.deposit_id) def load(self) -> Dict: # First making sure the deposit is known on the deposit's RPC server # prior to trigger a loading try: self.metadata() except ValueError: logger.error(f"Unknown deposit {self.deposit_id}, ignoring") return {"status": "failed"} # Then usual loading return super().load() def finalize_visit(self, status_visit: str, **kwargs) -> Dict[str, Any]: r = super().finalize_visit(status_visit=status_visit, **kwargs) success = status_visit == "full" # Update deposit status try: if not success: self.client.status_update(self.deposit_id, status="failed") return r snapshot_id = hash_to_bytes(r["snapshot_id"]) snapshot = snapshot_get_all_branches(self.storage, snapshot_id) if not snapshot: return r branches = snapshot.branches logger.debug("branches: %s", branches) if not branches: return r rev_id = branches[b"HEAD"].target revision = self.storage.revision_get([rev_id])[0] if not revision: return r # update the deposit's status to success with its # revision-id and directory-id self.client.status_update( self.deposit_id, status="done", revision_id=hash_to_hex(rev_id), directory_id=hash_to_hex(revision.directory), snapshot_id=r["snapshot_id"], origin_url=self.url, ) except Exception: logger.exception("Problem when trying to update the deposit's status") return {"status": "failed"} return r def parse_author(author) -> Person: """See prior fixme """ return Person( fullname=author["fullname"].encode("utf-8"), name=author["name"].encode("utf-8"), email=author["email"].encode("utf-8"), ) class ApiClient: """Private Deposit Api client """ def __init__(self, url, auth: Optional[Mapping[str, str]]): self.base_url = url.rstrip("/") self.auth = None if not auth else (auth["username"], auth["password"]) def do(self, method: str, url: str, *args, **kwargs): """Internal method to deal with requests, possibly with basic http authentication. Args: method (str): supported http methods as in get/post/put Returns: The request's execution output """ method_fn = getattr(requests, method) if self.auth: kwargs["auth"] = self.auth return method_fn(url, *args, **kwargs) def archive_get( self, deposit_id: Union[int, str], tmpdir: str, filename: str ) -> Tuple[str, Dict]: """Retrieve deposit's archive artifact locally """ url = f"{self.base_url}/{deposit_id}/raw/" return download(url, dest=tmpdir, filename=filename, auth=self.auth) def metadata_url(self, deposit_id: Union[int, str]) -> str: return f"{self.base_url}/{deposit_id}/meta/" def metadata_get(self, deposit_id: Union[int, str]) -> Dict[str, Any]: """Retrieve deposit's metadata artifact as json """ url = self.metadata_url(deposit_id) r = self.do("get", url) if r.ok: return r.json() msg = f"Problem when retrieving deposit metadata at {url}" logger.error(msg) raise ValueError(msg) def status_update( self, deposit_id: Union[int, str], status: str, revision_id: Optional[str] = None, directory_id: Optional[str] = None, snapshot_id: Optional[str] = None, origin_url: Optional[str] = None, ): """Update deposit's information including status, and persistent identifiers result of the loading. """ url = f"{self.base_url}/{deposit_id}/update/" payload = {"status": status} if revision_id: payload["revision_id"] = revision_id if directory_id: payload["directory_id"] = directory_id if snapshot_id: payload["snapshot_id"] = snapshot_id if origin_url: payload["origin_url"] = origin_url self.do("put", url, json=payload) diff --git a/swh/loader/package/loader.py b/swh/loader/package/loader.py index 71b4b7e..6a4b2a9 100644 --- a/swh/loader/package/loader.py +++ b/swh/loader/package/loader.py @@ -1,851 +1,875 @@ # Copyright (C) 2019-2021 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 import datetime import hashlib from itertools import islice import json import logging import os import string import sys import tempfile from typing import ( Any, Dict, Generic, Iterable, Iterator, List, Mapping, Optional, Sequence, Tuple, TypeVar, ) import attr import sentry_sdk from swh.core.tarball import uncompress from swh.loader.core.loader import BaseLoader from swh.loader.exception import NotFound from swh.loader.package.utils import download from swh.model import from_disk from swh.model.collections import ImmutableDict from swh.model.hashutil import hash_to_hex from swh.model.identifiers import ( CoreSWHID, ExtendedObjectType, ExtendedSWHID, ObjectType, ) from swh.model.model import ( MetadataAuthority, MetadataAuthorityType, MetadataFetcher, Origin, OriginVisit, OriginVisitStatus, RawExtrinsicMetadata, Revision, Sha1Git, Snapshot, TargetType, ) from swh.storage.algos.snapshot import snapshot_get_latest from swh.storage.interface import StorageInterface from swh.storage.utils import now logger = logging.getLogger(__name__) SWH_METADATA_AUTHORITY = MetadataAuthority( type=MetadataAuthorityType.REGISTRY, url="https://softwareheritage.org/", metadata={}, ) """Metadata authority for extrinsic metadata generated by Software Heritage. Used for metadata on "original artifacts", ie. length, filename, and checksums of downloaded archive files.""" @attr.s class RawExtrinsicMetadataCore: """Contains the core of the metadata extracted by a loader, that will be used to build a full RawExtrinsicMetadata object by adding object identifier, context, and provenance information.""" format = attr.ib(type=str) metadata = attr.ib(type=bytes) discovery_date = attr.ib(type=Optional[datetime.datetime], default=None) """Defaults to the visit date.""" @attr.s class BasePackageInfo: """Compute the primary key for a dict using the id_keys as primary key composite. Args: d: A dict entry to compute the primary key on id_keys: Sequence of keys to use as primary key Returns: The identity for that dict entry """ url = attr.ib(type=str) filename = attr.ib(type=Optional[str]) + MANIFEST_FORMAT: Optional[string.Template] = None + """If not None, used by the default extid() implementation to format a manifest, + before hashing it to produce an ExtID.""" + # The following attribute has kw_only=True in order to allow subclasses # to add attributes. Without kw_only, attributes without default values cannot # go after attributes with default values. # See directory_extrinsic_metadata = attr.ib( type=List[RawExtrinsicMetadataCore], default=[], kw_only=True, ) # TODO: add support for metadata for directories and contents - @property - def MANIFEST_FORMAT(self) -> string.Template: - """A string.Template object used to format a manifest, which is hashed - to get the extid of this package info object""" - raise NotImplementedError( - f"{self.__class__.__name__} is missing MANIFEST_FORMAT " - f"or an override of extid()" - ) - - def extid(self) -> bytes: - """Returns a unique intrinsic identifier of this package info""" - manifest = self.MANIFEST_FORMAT.substitute( - {k: str(v) for (k, v) in attr.asdict(self).items()} - ) - return hashlib.sha256(manifest.encode()).digest() + def extid(self) -> Optional[bytes]: + """Returns a unique intrinsic identifier of this package info, + or None if this package info is not 'deduplicatable' (meaning that + we will always load it, instead of checking the ExtID storage + to see if we already did)""" + if self.MANIFEST_FORMAT is None: + return None + else: + manifest = self.MANIFEST_FORMAT.substitute( + {k: str(v) for (k, v) in attr.asdict(self).items()} + ) + return hashlib.sha256(manifest.encode()).digest() TPackageInfo = TypeVar("TPackageInfo", bound=BasePackageInfo) class PackageLoader(BaseLoader, Generic[TPackageInfo]): # Origin visit type (str) set by the loader visit_type = "" visit_date: datetime.datetime def __init__( self, storage: StorageInterface, url: str, max_content_size: Optional[int] = None, ): """Loader's constructor. This raises exception if the minimal required configuration is missing (cf. fn:`check` method). Args: storage: Storage instance url: Origin url to load data from """ super().__init__(storage=storage, max_content_size=max_content_size) self.url = url self.visit_date = datetime.datetime.now(tz=datetime.timezone.utc) def get_versions(self) -> Sequence[str]: """Return the list of all published package versions. Raises: `class:swh.loader.exception.NotFound` error when failing to read the published package versions. Returns: Sequence of published versions """ return [] def get_package_info(self, version: str) -> Iterator[Tuple[str, TPackageInfo]]: """Given a release version of a package, retrieve the associated package information for such version. Args: version: Package version Returns: (branch name, package metadata) """ yield from {} def build_revision( self, p_info: TPackageInfo, uncompressed_path: str, directory: Sha1Git ) -> Optional[Revision]: """Build the revision from the archive metadata (extrinsic artifact metadata) and the intrinsic metadata. Args: p_info: Package information uncompressed_path: Artifact uncompressed path on disk Returns: Revision object """ raise NotImplementedError("build_revision") def get_default_version(self) -> str: """Retrieve the latest release version if any. Returns: Latest version """ return "" def last_snapshot(self) -> Optional[Snapshot]: """Retrieve the last snapshot out of the last visit. """ return snapshot_get_latest(self.storage, self.url) def known_artifacts( self, snapshot: Optional[Snapshot] ) -> Dict[Sha1Git, Optional[ImmutableDict[str, object]]]: """Retrieve the known releases/artifact for the origin. Args snapshot: snapshot for the visit Returns: Dict of keys revision id (bytes), values a metadata Dict. """ if not snapshot: return {} # retrieve only revisions (e.g the alias we do not want here) revs = [ rev.target for rev in snapshot.branches.values() if rev and rev.target_type == TargetType.REVISION ] known_revisions = self.storage.revision_get(revs) return { revision.id: revision.metadata for revision in known_revisions if revision } + def new_packageinfo_to_extid(self, p_info: TPackageInfo) -> Optional[bytes]: + return p_info.extid() + + def known_artifact_to_extid(self, known_artifact: Dict) -> Optional[bytes]: + """Returns a unique intrinsic identifier of a downloaded artifact, + used to check if a new artifact is the same.""" + return None + def resolve_revision_from( self, known_artifacts: Dict, p_info: TPackageInfo, ) -> Optional[bytes]: """Resolve the revision from a snapshot and an artifact metadata dict. If the artifact has already been downloaded, this will return the existing revision targeting that uncompressed artifact directory. Otherwise, this returns None. Args: snapshot: Snapshot p_info: Package information Returns: None or revision identifier """ + if not known_artifacts: + # No known artifact, no need to compute the artifact's extid + return None + + new_extid = self.new_packageinfo_to_extid(p_info) + if new_extid is None: + # This loader does not support deduplication, at least not for this + # artifact. + return None + + for rev_id, known_artifact in known_artifacts.items(): + known_extid = self.known_artifact_to_extid(known_artifact) + if new_extid == known_extid: + return rev_id + return None def download_package( self, p_info: TPackageInfo, tmpdir: str ) -> List[Tuple[str, Mapping]]: """Download artifacts for a specific package. All downloads happen in in the tmpdir folder. Default implementation expects the artifacts package info to be about one artifact per package. Note that most implementation have 1 artifact per package. But some implementation have multiple artifacts per package (debian), some have none, the package is the artifact (gnu). Args: artifacts_package_info: Information on the package artifacts to download (url, filename, etc...) tmpdir: Location to retrieve such artifacts Returns: List of (path, computed hashes) """ return [download(p_info.url, dest=tmpdir, filename=p_info.filename)] def uncompress( self, dl_artifacts: List[Tuple[str, Mapping[str, Any]]], dest: str ) -> str: """Uncompress the artifact(s) in the destination folder dest. Optionally, this could need to use the p_info dict for some more information (debian). """ uncompressed_path = os.path.join(dest, "src") for a_path, _ in dl_artifacts: uncompress(a_path, dest=uncompressed_path) return uncompressed_path def extra_branches(self) -> Dict[bytes, Mapping[str, Any]]: """Return an extra dict of branches that are used to update the set of branches. """ return {} def finalize_visit( self, *, snapshot: Optional[Snapshot], visit: OriginVisit, status_visit: str, status_load: str, failed_branches: List[str], ) -> Dict[str, Any]: """Finalize the visit: - flush eventual unflushed data to storage - update origin visit's status - return the task's status """ self.storage.flush() snapshot_id: Optional[bytes] = None if snapshot and snapshot.id: # to prevent the snapshot.id to b"" snapshot_id = snapshot.id assert visit.visit visit_status = OriginVisitStatus( origin=self.url, visit=visit.visit, type=self.visit_type, date=now(), status=status_visit, snapshot=snapshot_id, ) self.storage.origin_visit_status_add([visit_status]) result: Dict[str, Any] = { "status": status_load, } if snapshot_id: result["snapshot_id"] = hash_to_hex(snapshot_id) if failed_branches: logger.warning("%d failed branches", len(failed_branches)) for i, urls in enumerate(islice(failed_branches, 50)): prefix_url = "Failed branches: " if i == 0 else "" logger.warning("%s%s", prefix_url, urls) return result def load(self) -> Dict: """Load for a specific origin the associated contents. for each package version of the origin 1. Fetch the files for one package version By default, this can be implemented as a simple HTTP request. Loaders with more specific requirements can override this, e.g.: the PyPI loader checks the integrity of the downloaded files; the Debian loader has to download and check several files for one package version. 2. Extract the downloaded files By default, this would be a universal archive/tarball extraction. Loaders for specific formats can override this method (for instance, the Debian loader uses dpkg-source -x). 3. Convert the extracted directory to a set of Software Heritage objects Using swh.model.from_disk. 4. Extract the metadata from the unpacked directories This would only be applicable for "smart" loaders like npm (parsing the package.json), PyPI (parsing the PKG-INFO file) or Debian (parsing debian/changelog and debian/control). On "minimal-metadata" sources such as the GNU archive, the lister should provide the minimal set of metadata needed to populate the revision/release objects (authors, dates) as an argument to the task. 5. Generate the revision/release objects for the given version. From the data generated at steps 3 and 4. end for each 6. Generate and load the snapshot for the visit Using the revisions/releases collected at step 5., and the branch information from step 0., generate a snapshot and load it into the Software Heritage archive """ status_load = "uneventful" # either: eventful, uneventful, failed status_visit = "full" # see swh.model.model.OriginVisitStatus tmp_revisions = {} # type: Dict[str, List] snapshot = None failed_branches: List[str] = [] # Prepare origin and origin_visit origin = Origin(url=self.url) try: self.storage.origin_add([origin]) visit = list( self.storage.origin_visit_add( [ OriginVisit( origin=self.url, date=self.visit_date, type=self.visit_type, ) ] ) )[0] except Exception as e: logger.exception("Failed to initialize origin_visit for %s", self.url) sentry_sdk.capture_exception(e) return {"status": "failed"} try: last_snapshot = self.last_snapshot() logger.debug("last snapshot: %s", last_snapshot) known_artifacts = self.known_artifacts(last_snapshot) logger.debug("known artifacts: %s", known_artifacts) except Exception as e: logger.exception("Failed to get previous state for %s", self.url) sentry_sdk.capture_exception(e) return self.finalize_visit( snapshot=snapshot, visit=visit, failed_branches=failed_branches, status_visit="failed", status_load="failed", ) load_exceptions: List[Exception] = [] try: versions = self.get_versions() except NotFound: return self.finalize_visit( snapshot=snapshot, visit=visit, failed_branches=failed_branches, status_visit="not_found", status_load="failed", ) except Exception: return self.finalize_visit( snapshot=snapshot, visit=visit, failed_branches=failed_branches, status_visit="failed", status_load="failed", ) for version in versions: logger.debug("version: %s", version) tmp_revisions[version] = [] # `p_` stands for `package_` for branch_name, p_info in self.get_package_info(version): logger.debug("package_info: %s", p_info) revision_id = self.resolve_revision_from(known_artifacts, p_info) if revision_id is None: try: res = self._load_revision(p_info, origin) if res: (revision_id, directory_id) = res assert revision_id assert directory_id self._load_extrinsic_directory_metadata( p_info, revision_id, directory_id ) self.storage.flush() status_load = "eventful" except Exception as e: self.storage.clear_buffers() load_exceptions.append(e) sentry_sdk.capture_exception(e) logger.exception( "Failed loading branch %s for %s", branch_name, self.url ) failed_branches.append(branch_name) continue if revision_id is None: continue tmp_revisions[version].append((branch_name, revision_id)) if load_exceptions: status_visit = "partial" if not tmp_revisions: # We could not load any revisions; fail completely return self.finalize_visit( snapshot=snapshot, visit=visit, failed_branches=failed_branches, status_visit="failed", status_load="failed", ) try: # Retrieve the default release version (the "latest" one) default_version = self.get_default_version() logger.debug("default version: %s", default_version) # Retrieve extra branches extra_branches = self.extra_branches() logger.debug("extra branches: %s", extra_branches) snapshot = self._load_snapshot( default_version, tmp_revisions, extra_branches ) self.storage.flush() except Exception as e: logger.exception("Failed to build snapshot for origin %s", self.url) sentry_sdk.capture_exception(e) status_visit = "failed" status_load = "failed" if snapshot: try: metadata_objects = self.build_extrinsic_snapshot_metadata(snapshot.id) self._load_metadata_objects(metadata_objects) except Exception as e: logger.exception( "Failed to load extrinsic snapshot metadata for %s", self.url ) sentry_sdk.capture_exception(e) status_visit = "partial" status_load = "failed" try: metadata_objects = self.build_extrinsic_origin_metadata() self._load_metadata_objects(metadata_objects) except Exception as e: logger.exception( "Failed to load extrinsic origin metadata for %s", self.url ) sentry_sdk.capture_exception(e) status_visit = "partial" status_load = "failed" return self.finalize_visit( snapshot=snapshot, visit=visit, failed_branches=failed_branches, status_visit=status_visit, status_load=status_load, ) def _load_directory( self, dl_artifacts: List[Tuple[str, Mapping[str, Any]]], tmpdir: str ) -> Tuple[str, from_disk.Directory]: uncompressed_path = self.uncompress(dl_artifacts, dest=tmpdir) logger.debug("uncompressed_path: %s", uncompressed_path) directory = from_disk.Directory.from_disk( path=uncompressed_path.encode("utf-8"), max_content_length=self.max_content_size, ) contents, skipped_contents, directories = from_disk.iter_directory(directory) logger.debug("Number of skipped contents: %s", len(skipped_contents)) self.storage.skipped_content_add(skipped_contents) logger.debug("Number of contents: %s", len(contents)) self.storage.content_add(contents) logger.debug("Number of directories: %s", len(directories)) self.storage.directory_add(directories) return (uncompressed_path, directory) def _load_revision( self, p_info: TPackageInfo, origin ) -> Optional[Tuple[Sha1Git, Sha1Git]]: """Does all the loading of a revision itself: * downloads a package and uncompresses it * loads it from disk * adds contents, directories, and revision to self.storage * returns (revision_id, directory_id) Raises exception when unable to download or uncompress artifacts """ with tempfile.TemporaryDirectory() as tmpdir: dl_artifacts = self.download_package(p_info, tmpdir) (uncompressed_path, directory) = self._load_directory(dl_artifacts, tmpdir) # FIXME: This should be release. cf. D409 revision = self.build_revision( p_info, uncompressed_path, directory=directory.hash ) if not revision: # Some artifacts are missing intrinsic metadata # skipping those return None metadata = [metadata for (filepath, metadata) in dl_artifacts] extra_metadata: Tuple[str, Any] = ( "original_artifact", metadata, ) if revision.metadata is not None: full_metadata = list(revision.metadata.items()) + [extra_metadata] else: full_metadata = [extra_metadata] # TODO: don't add these extrinsic metadata to the revision. revision = attr.evolve(revision, metadata=ImmutableDict(full_metadata)) original_artifact_metadata = RawExtrinsicMetadata( target=ExtendedSWHID( object_type=ExtendedObjectType.DIRECTORY, object_id=revision.directory ), discovery_date=self.visit_date, authority=SWH_METADATA_AUTHORITY, fetcher=self.get_metadata_fetcher(), format="original-artifacts-json", metadata=json.dumps(metadata).encode(), origin=self.url, revision=CoreSWHID(object_type=ObjectType.REVISION, object_id=revision.id), ) self._load_metadata_objects([original_artifact_metadata]) logger.debug("Revision: %s", revision) self.storage.revision_add([revision]) assert directory.hash return (revision.id, directory.hash) def _load_snapshot( self, default_version: str, revisions: Dict[str, List[Tuple[str, bytes]]], extra_branches: Dict[bytes, Mapping[str, Any]], ) -> Optional[Snapshot]: """Build snapshot out of the current revisions stored and extra branches. Then load it in the storage. """ logger.debug("revisions: %s", revisions) # Build and load the snapshot branches = {} # type: Dict[bytes, Mapping[str, Any]] for version, branch_name_revisions in revisions.items(): if version == default_version and len(branch_name_revisions) == 1: # only 1 branch (no ambiguity), we can create an alias # branch 'HEAD' branch_name, _ = branch_name_revisions[0] # except for some corner case (deposit) if branch_name != "HEAD": branches[b"HEAD"] = { "target_type": "alias", "target": branch_name.encode("utf-8"), } for branch_name, target in branch_name_revisions: branches[branch_name.encode("utf-8")] = { "target_type": "revision", "target": target, } # Deal with extra-branches for name, branch_target in extra_branches.items(): if name in branches: logger.error("Extra branch '%s' has been ignored", name) else: branches[name] = branch_target snapshot_data = {"branches": branches} logger.debug("snapshot: %s", snapshot_data) snapshot = Snapshot.from_dict(snapshot_data) logger.debug("snapshot: %s", snapshot) self.storage.snapshot_add([snapshot]) return snapshot def get_loader_name(self) -> str: """Returns a fully qualified name of this loader.""" return f"{self.__class__.__module__}.{self.__class__.__name__}" def get_loader_version(self) -> str: """Returns the version of the current loader.""" module_name = self.__class__.__module__ or "" module_name_parts = module_name.split(".") # Iterate rootward through the package hierarchy until we find a parent of this # loader's module with a __version__ attribute. for prefix_size in range(len(module_name_parts), 0, -1): package_name = ".".join(module_name_parts[0:prefix_size]) module = sys.modules[package_name] if hasattr(module, "__version__"): return module.__version__ # type: ignore # If this loader's class has no parent package with a __version__, # it should implement it itself. raise NotImplementedError( f"Could not dynamically find the version of {self.get_loader_name()}." ) def get_metadata_fetcher(self) -> MetadataFetcher: """Returns a MetadataFetcher instance representing this package loader; which is used to for adding provenance information to extracted extrinsic metadata, if any.""" return MetadataFetcher( name=self.get_loader_name(), version=self.get_loader_version(), metadata={}, ) def get_metadata_authority(self) -> MetadataAuthority: """For package loaders that get extrinsic metadata, returns the authority the metadata are coming from. """ raise NotImplementedError("get_metadata_authority") def get_extrinsic_origin_metadata(self) -> List[RawExtrinsicMetadataCore]: """Returns metadata items, used by build_extrinsic_origin_metadata.""" return [] def build_extrinsic_origin_metadata(self) -> List[RawExtrinsicMetadata]: """Builds a list of full RawExtrinsicMetadata objects, using metadata returned by get_extrinsic_origin_metadata.""" metadata_items = self.get_extrinsic_origin_metadata() if not metadata_items: # If this package loader doesn't write metadata, no need to require # an implementation for get_metadata_authority. return [] authority = self.get_metadata_authority() fetcher = self.get_metadata_fetcher() metadata_objects = [] for item in metadata_items: metadata_objects.append( RawExtrinsicMetadata( target=Origin(self.url).swhid(), discovery_date=item.discovery_date or self.visit_date, authority=authority, fetcher=fetcher, format=item.format, metadata=item.metadata, ) ) return metadata_objects def get_extrinsic_snapshot_metadata(self) -> List[RawExtrinsicMetadataCore]: """Returns metadata items, used by build_extrinsic_snapshot_metadata.""" return [] def build_extrinsic_snapshot_metadata( self, snapshot_id: Sha1Git ) -> List[RawExtrinsicMetadata]: """Builds a list of full RawExtrinsicMetadata objects, using metadata returned by get_extrinsic_snapshot_metadata.""" metadata_items = self.get_extrinsic_snapshot_metadata() if not metadata_items: # If this package loader doesn't write metadata, no need to require # an implementation for get_metadata_authority. return [] authority = self.get_metadata_authority() fetcher = self.get_metadata_fetcher() metadata_objects = [] for item in metadata_items: metadata_objects.append( RawExtrinsicMetadata( target=ExtendedSWHID( object_type=ExtendedObjectType.SNAPSHOT, object_id=snapshot_id ), discovery_date=item.discovery_date or self.visit_date, authority=authority, fetcher=fetcher, format=item.format, metadata=item.metadata, origin=self.url, ) ) return metadata_objects def build_extrinsic_directory_metadata( self, p_info: TPackageInfo, revision_id: Sha1Git, directory_id: Sha1Git, ) -> List[RawExtrinsicMetadata]: if not p_info.directory_extrinsic_metadata: # If this package loader doesn't write metadata, no need to require # an implementation for get_metadata_authority. return [] authority = self.get_metadata_authority() fetcher = self.get_metadata_fetcher() metadata_objects = [] for item in p_info.directory_extrinsic_metadata: metadata_objects.append( RawExtrinsicMetadata( target=ExtendedSWHID( object_type=ExtendedObjectType.DIRECTORY, object_id=directory_id ), discovery_date=item.discovery_date or self.visit_date, authority=authority, fetcher=fetcher, format=item.format, metadata=item.metadata, origin=self.url, revision=CoreSWHID( object_type=ObjectType.REVISION, object_id=revision_id ), ) ) return metadata_objects def _load_extrinsic_directory_metadata( self, p_info: TPackageInfo, revision_id: Sha1Git, directory_id: Sha1Git, ) -> None: metadata_objects = self.build_extrinsic_directory_metadata( p_info, revision_id, directory_id ) self._load_metadata_objects(metadata_objects) def _load_metadata_objects( self, metadata_objects: List[RawExtrinsicMetadata] ) -> None: if not metadata_objects: # If this package loader doesn't write metadata, no need to require # an implementation for get_metadata_authority. return self._create_authorities(mo.authority for mo in metadata_objects) self._create_fetchers(mo.fetcher for mo in metadata_objects) self.storage.raw_extrinsic_metadata_add(metadata_objects) def _create_authorities(self, authorities: Iterable[MetadataAuthority]) -> None: deduplicated_authorities = { (authority.type, authority.url): authority for authority in authorities } if authorities: self.storage.metadata_authority_add(list(deduplicated_authorities.values())) def _create_fetchers(self, fetchers: Iterable[MetadataFetcher]) -> None: deduplicated_fetchers = { (fetcher.name, fetcher.version): fetcher for fetcher in fetchers } if fetchers: self.storage.metadata_fetcher_add(list(deduplicated_fetchers.values())) diff --git a/swh/loader/package/nixguix/loader.py b/swh/loader/package/nixguix/loader.py index d79e56e..5cac950 100644 --- a/swh/loader/package/nixguix/loader.py +++ b/swh/loader/package/nixguix/loader.py @@ -1,340 +1,326 @@ # Copyright (C) 2020-2021 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 import copy import json import logging import re from typing import Any, Dict, Iterator, List, Mapping, Optional, Tuple import attr from swh.loader.package.loader import ( BasePackageInfo, PackageLoader, RawExtrinsicMetadataCore, ) from swh.loader.package.utils import EMPTY_AUTHOR, api_info, cached_method from swh.model import hashutil from swh.model.collections import ImmutableDict from swh.model.model import ( MetadataAuthority, MetadataAuthorityType, Revision, RevisionType, Sha1Git, Snapshot, TargetType, ) from swh.storage.interface import StorageInterface logger = logging.getLogger(__name__) @attr.s class NixGuixPackageInfo(BasePackageInfo): raw_info = attr.ib(type=Dict[str, Any]) integrity = attr.ib(type=str) """Hash of the archive, formatted as in the Subresource Integrity specification.""" @classmethod def from_metadata(cls, metadata: Dict[str, Any]) -> "NixGuixPackageInfo": return cls( url=metadata["url"], filename=None, integrity=metadata["integrity"], raw_info=metadata, ) + def extid(self) -> bytes: + return self.integrity.encode("ascii") + class NixGuixLoader(PackageLoader[NixGuixPackageInfo]): """Load sources from a sources.json file. This loader is used to load sources used by functional package manager (eg. Nix and Guix). """ visit_type = "nixguix" def __init__( self, storage: StorageInterface, url: str, unsupported_file_extensions: List[str] = [], max_content_size: Optional[int] = None, ): super().__init__(storage=storage, url=url, max_content_size=max_content_size) self.provider_url = url self.unsupported_file_extensions = unsupported_file_extensions # Note: this could be renamed get_artifacts in the PackageLoader # base class. @cached_method def raw_sources(self): return retrieve_sources(self.url) @cached_method def supported_sources(self): raw_sources = self.raw_sources() return clean_sources( parse_sources(raw_sources), self.unsupported_file_extensions ) @cached_method def integrity_by_url(self) -> Dict[str, Any]: sources = self.supported_sources() return {s["urls"][0]: s["integrity"] for s in sources["sources"]} def get_versions(self) -> List[str]: """The first mirror of the mirror list is used as branch name in the snapshot. """ return list(self.integrity_by_url().keys()) def get_metadata_authority(self): return MetadataAuthority( type=MetadataAuthorityType.FORGE, url=self.url, metadata={}, ) def get_extrinsic_snapshot_metadata(self): return [ RawExtrinsicMetadataCore( format="nixguix-sources-json", metadata=self.raw_sources(), ), ] # Note: this could be renamed get_artifact_info in the PackageLoader # base class. def get_package_info(self, url) -> Iterator[Tuple[str, NixGuixPackageInfo]]: # TODO: try all mirrors and not only the first one. A source # can be fetched from several urls, called mirrors. We # currently only use the first one, but if the first one # fails, we should try the second one and so on. integrity = self.integrity_by_url()[url] p_info = NixGuixPackageInfo.from_metadata({"url": url, "integrity": integrity}) yield url, p_info def known_artifacts( self, snapshot: Optional[Snapshot] ) -> Dict[Sha1Git, Optional[ImmutableDict[str, object]]]: """Almost same implementation as the default one except it filters out the extra "evaluation" branch which does not have the right metadata structure. """ if not snapshot: return {} # Skip evaluation revision which has no metadata revs = [ rev.target for branch_name, rev in snapshot.branches.items() if ( rev and rev.target_type == TargetType.REVISION and branch_name != b"evaluation" ) ] known_revisions = self.storage.revision_get(revs) ret = {} for revision in known_revisions: if not revision: # revision_get can return None continue ret[revision.id] = revision.metadata return ret - def _get_integrity_from_artifact( - self, known_artifact: Dict, rev_id: bytes - ) -> Optional[str]: + def known_artifact_to_extid(self, known_artifact: Dict) -> Optional[bytes]: try: - return known_artifact["extrinsic"]["raw"]["integrity"] + return known_artifact["extrinsic"]["raw"]["integrity"].encode("ascii") except KeyError as e: logger.exception( "Unexpected metadata revision structure detected: %(context)s", - { - "context": { - "revision": hashutil.hash_to_hex(rev_id), - "reason": str(e), - "known_artifact": known_artifact, - } - }, + {"context": {"reason": str(e), "known_artifact": known_artifact,}}, ) # metadata field for the revision is not as expected by the loader # nixguix. We consider this not the right revision and continue checking # the other revisions return None - def resolve_revision_from( - self, known_artifacts: Dict, p_info: NixGuixPackageInfo, - ) -> Optional[bytes]: - for rev_id, known_artifact in known_artifacts.items(): - known_integrity = self._get_integrity_from_artifact(known_artifact, rev_id) - if p_info.integrity == known_integrity: - return rev_id - return None - def extra_branches(self) -> Dict[bytes, Mapping[str, Any]]: """We add a branch to the snapshot called 'evaluation' pointing to the revision used to generate the sources.json file. This revision is specified in the sources.json file itself. For the nixpkgs origin, this revision is coming from the github.com/nixos/nixpkgs repository. Note this repository is not loaded explicitly. So, this pointer can target a nonexistent revision for a time. However, the github and gnu loaders are supposed to load this revision and should create the revision pointed by this branch. This branch can be used to identify the snapshot associated to a Nix/Guix evaluation. """ # The revision used to create the sources.json file. For Nix, # this revision belongs to the github.com/nixos/nixpkgs # repository revision = self.supported_sources()["revision"] return { b"evaluation": { "target_type": "revision", "target": hashutil.hash_to_bytes(revision), } } def build_revision( self, p_info: NixGuixPackageInfo, uncompressed_path: str, directory: Sha1Git ) -> Optional[Revision]: return Revision( type=RevisionType.TAR, message=b"", author=EMPTY_AUTHOR, date=None, committer=EMPTY_AUTHOR, committer_date=None, parents=(), directory=directory, synthetic=True, metadata={ "extrinsic": { "provider": self.provider_url, "when": self.visit_date.isoformat(), "raw": p_info.raw_info, }, }, ) def retrieve_sources(url: str) -> bytes: """Retrieve sources. Potentially raise NotFound error.""" return api_info(url, allow_redirects=True) def parse_sources(raw_sources: bytes) -> Dict[str, Any]: return json.loads(raw_sources.decode("utf-8")) def make_pattern_unsupported_file_extension(unsupported_file_extensions: List[str],): """Make a regexp pattern for unsupported file extension out of a list of unsupported archive extension list. """ return re.compile( rf".*\.({'|'.join(map(re.escape, unsupported_file_extensions))})$", re.DOTALL ) def clean_sources( sources: Dict[str, Any], unsupported_file_extensions=[] ) -> Dict[str, Any]: """Validate and clean the sources structure. First, ensure all top level keys are present. Then, walk the sources list and remove sources that do not contain required keys. Filter out source entries whose: - required keys are missing - source type is not supported - urls attribute type is not a list - extension is known not to be supported by the loader Raises: ValueError if: - a required top level key is missing - top-level version is not 1 Returns: source Dict cleaned up """ pattern_unsupported_file = make_pattern_unsupported_file_extension( unsupported_file_extensions ) # Required top level keys required_keys = ["version", "revision", "sources"] missing_keys = [] for required_key in required_keys: if required_key not in sources: missing_keys.append(required_key) if missing_keys != []: raise ValueError( f"sources structure invalid, missing: {','.join(missing_keys)}" ) # Only the version 1 is currently supported version = int(sources["version"]) if version != 1: raise ValueError( f"The sources structure version '{sources['version']}' is not supported" ) # If a source doesn't contain required attributes, this source is # skipped but others could still be archived. verified_sources = [] for source in sources["sources"]: valid = True required_keys = ["urls", "integrity", "type"] for required_key in required_keys: if required_key not in source: logger.info( f"Skip source '{source}' because key '{required_key}' is missing", ) valid = False if valid and source["type"] != "url": logger.info( f"Skip source '{source}' because the type {source['type']} " "is not supported", ) valid = False if valid and not isinstance(source["urls"], list): logger.info( f"Skip source {source} because the urls attribute is not a list" ) valid = False if valid and len(source["urls"]) > 0: # Filter out unsupported archives supported_sources: List[str] = [] for source_url in source["urls"]: if pattern_unsupported_file.match(source_url): logger.info(f"Skip unsupported artifact url {source_url}") continue supported_sources.append(source_url) if len(supported_sources) == 0: logger.info( f"Skip source {source} because urls only reference " "unsupported artifacts. Unsupported " f"artifacts so far: {pattern_unsupported_file}" ) continue new_source = copy.deepcopy(source) new_source["urls"] = supported_sources verified_sources.append(new_source) sources["sources"] = verified_sources return sources diff --git a/swh/loader/package/nixguix/tests/test_nixguix.py b/swh/loader/package/nixguix/tests/test_nixguix.py index 5870f22..3cc27ea 100644 --- a/swh/loader/package/nixguix/tests/test_nixguix.py +++ b/swh/loader/package/nixguix/tests/test_nixguix.py @@ -1,714 +1,706 @@ # Copyright (C) 2020-2021 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 import json import logging import os from typing import Dict, List, Optional, Tuple from unittest.mock import patch import attr import pytest from swh.loader.package import __version__ from swh.loader.package.archive.loader import ArchiveLoader from swh.loader.package.nixguix.loader import ( NixGuixLoader, NixGuixPackageInfo, clean_sources, make_pattern_unsupported_file_extension, parse_sources, retrieve_sources, ) from swh.loader.package.utils import download from swh.loader.tests import assert_last_visit_matches from swh.loader.tests import check_snapshot as check_snapshot_full from swh.loader.tests import get_stats -from swh.model.hashutil import hash_to_bytes, hash_to_hex +from swh.model.hashutil import hash_to_bytes from swh.model.identifiers import ExtendedObjectType, ExtendedSWHID from swh.model.model import ( MetadataAuthority, MetadataAuthorityType, MetadataFetcher, RawExtrinsicMetadata, Snapshot, SnapshotBranch, TargetType, ) from swh.storage.algos.origin import origin_get_latest_visit_status from swh.storage.algos.snapshot import snapshot_get_all_branches from swh.storage.exc import HashCollision from swh.storage.interface import PagedResult, StorageInterface sources_url = "https://nix-community.github.io/nixpkgs-swh/sources.json" @pytest.fixture def raw_sources(datadir) -> bytes: with open( os.path.join( datadir, "https_nix-community.github.io", "nixpkgs-swh_sources.json" ), "rb", ) as f: return f.read() SNAPSHOT1 = Snapshot( id=hash_to_bytes("0c5881c74283793ebe9a09a105a9381e41380383"), branches={ b"evaluation": SnapshotBranch( target=hash_to_bytes("cc4e04c26672dd74e5fd0fecb78b435fb55368f7"), target_type=TargetType.REVISION, ), b"https://github.com/owner-1/repository-1/revision-1.tgz": SnapshotBranch( target=hash_to_bytes("488ad4e7b8e2511258725063cf43a2b897c503b4"), target_type=TargetType.REVISION, ), }, ) def check_snapshot(snapshot: Snapshot, storage: StorageInterface): # The `evaluation` branch is allowed to be unresolvable. It's possible at current # nixguix visit time, it is not yet visited (the git loader is in charge of its # visit for now). For more details, check the # swh.loader.package.nixguix.NixGuixLoader.extra_branches docstring. check_snapshot_full( snapshot, storage, allowed_empty=[(TargetType.REVISION, b"evaluation")] ) assert isinstance(snapshot, Snapshot) # then ensure the snapshot revisions are structurally as expected revision_ids = [] for name, branch in snapshot.branches.items(): if name == b"evaluation": continue # skipping that particular branch (cf. previous comment) if branch.target_type == TargetType.REVISION: revision_ids.append(branch.target) revisions = storage.revision_get(revision_ids) for rev in revisions: assert rev is not None metadata = rev.metadata assert metadata is not None raw = metadata["extrinsic"]["raw"] assert "url" in raw assert "integrity" in raw def test_retrieve_sources(swh_storage, requests_mock_datadir): j = parse_sources(retrieve_sources(sources_url)) assert "sources" in j.keys() assert len(j["sources"]) == 2 def test_nixguix_url_not_found(swh_storage, requests_mock_datadir): """When failing to read from the url, the visit is marked as not_found. Here the sources url does not exist, so requests_mock_datadir returns a 404. Resulting in a NotFound raised within the package loader's main loop. This results in the task with status failed and a visit_status with status "not_found". """ unknown_url = "https://non-existing-url/" loader = NixGuixLoader(swh_storage, unknown_url) # during the retrieval step load_status = loader.load() assert load_status == {"status": "failed"} assert_last_visit_matches( swh_storage, unknown_url, status="not_found", type="nixguix", snapshot=None ) assert len(requests_mock_datadir.request_history) == 1 assert requests_mock_datadir.request_history[0].url == unknown_url def test_nixguix_url_with_decoding_error(swh_storage, requests_mock_datadir): """Other errors during communication with the url, the visit is marked as failed requests_mock_datadir will intercept the requests to sources_url. Since the file exists, returns a 200 with the requested content of the query. As file.txt is no json, fails do decode and raises a JSONDecodeError. In effect failing the visit. """ sources_url = "https://example.com/file.txt" loader = NixGuixLoader(swh_storage, sources_url) load_status = loader.load() assert load_status == {"status": "failed"} assert_last_visit_matches( swh_storage, sources_url, status="failed", type="nixguix", snapshot=None ) assert len(requests_mock_datadir.request_history) == 1 assert requests_mock_datadir.request_history[0].url == sources_url def test_clean_sources_invalid_schema(swh_storage, requests_mock_datadir): sources = {} with pytest.raises(ValueError, match="sources structure invalid, missing: .*"): clean_sources(sources) def test_clean_sources_invalid_version(swh_storage, requests_mock_datadir): for version_ok in [1, "1"]: # Check those versions are fine clean_sources({"version": version_ok, "sources": [], "revision": "my-revision"}) for version_ko in [0, "0", 2, "2"]: # Check version != 1 raise an error with pytest.raises( ValueError, match="sources structure version .* is not supported" ): clean_sources( {"version": version_ko, "sources": [], "revision": "my-revision"} ) def test_clean_sources_invalid_sources(swh_storage, requests_mock_datadir): valid_sources = [ # 1 valid source {"type": "url", "urls": ["my-url.tar.gz"], "integrity": "my-integrity"}, ] sources = { "version": 1, "sources": valid_sources + [ # integrity is missing {"type": "url", "urls": ["my-url.tgz"],}, # urls is not a list {"type": "url", "urls": "my-url.zip", "integrity": "my-integrity"}, # type is not url {"type": "git", "urls": ["my-url.zip"], "integrity": "my-integrity"}, # missing fields which got double-checked nonetheless... {"integrity": "my-integrity"}, ], "revision": "my-revision", } clean = clean_sources(sources) assert len(clean["sources"]) == len(valid_sources) def test_make_pattern_unsupported_file_extension(): unsupported_extensions = ["el", "c", "txt"] supported_extensions = ["Z", "7z"] # for test actual_unsupported_pattern = make_pattern_unsupported_file_extension( unsupported_extensions ) for supported_ext in supported_extensions: assert supported_ext not in unsupported_extensions supported_filepath = f"anything.{supported_ext}" actual_match = actual_unsupported_pattern.match(supported_filepath) assert not actual_match for unsupported_ext in unsupported_extensions: unsupported_filepath = f"something.{unsupported_ext}" actual_match = actual_unsupported_pattern.match(unsupported_filepath) assert actual_match def test_clean_sources_unsupported_artifacts(swh_storage, requests_mock_datadir): unsupported_file_extensions = [ "iso", "whl", "gem", "pom", "msi", "pod", "png", "rock", "ttf", "jar", "c", "el", "rpm", "diff", "patch", ] supported_sources = [ { "type": "url", "urls": [f"https://server.org/my-url.{ext}"], "integrity": "my-integrity", } for ext in [ "known-unknown-but-ok", # this is fine as well with the current approach "zip", "tar.gz", "tgz", "tar.bz2", "tbz", "tbz2", "tar.xz", "tar", "zip", "7z", "Z", ] ] unsupported_sources = [ { "type": "url", "urls": [f"https://server.org/my-url.{ext}"], "integrity": "my-integrity", } for ext in unsupported_file_extensions ] sources = { "version": 1, "sources": supported_sources + unsupported_sources, "revision": "my-revision", } clean = clean_sources(sources, unsupported_file_extensions) assert len(clean["sources"]) == len(supported_sources) def test_loader_one_visit(swh_storage, requests_mock_datadir, raw_sources): loader = NixGuixLoader(swh_storage, sources_url) res = loader.load() assert res["status"] == "eventful" stats = get_stats(swh_storage) assert { "content": 1, "directory": 3, "origin": 1, "origin_visit": 1, "release": 0, "revision": 1, "skipped_content": 0, "snapshot": 1, } == stats # The visit is partial because urls pointing to non tarball file # are not handled yet assert_last_visit_matches( swh_storage, sources_url, status="partial", type="nixguix" ) visit_status = origin_get_latest_visit_status(swh_storage, sources_url) snapshot_swhid = ExtendedSWHID( object_type=ExtendedObjectType.SNAPSHOT, object_id=visit_status.snapshot ) metadata_authority = MetadataAuthority( type=MetadataAuthorityType.FORGE, url=sources_url, ) expected_metadata = [ RawExtrinsicMetadata( target=snapshot_swhid, authority=metadata_authority, fetcher=MetadataFetcher( name="swh.loader.package.nixguix.loader.NixGuixLoader", version=__version__, ), discovery_date=loader.visit_date, format="nixguix-sources-json", metadata=raw_sources, origin=sources_url, ) ] assert swh_storage.raw_extrinsic_metadata_get( snapshot_swhid, metadata_authority, ) == PagedResult(next_page_token=None, results=expected_metadata,) def test_uncompress_failure(swh_storage, requests_mock_datadir): """Non tarball files are currently not supported and the uncompress function fails on such kind of files. However, even in this case of failure (because of the url https://example.com/file.txt), a snapshot and a visit has to be created (with a status partial since all files are not archived). """ loader = NixGuixLoader(swh_storage, sources_url) loader_status = loader.load() sources = loader.supported_sources()["sources"] urls = [s["urls"][0] for s in sources] assert "https://example.com/file.txt" in urls assert loader_status["status"] == "eventful" # The visit is partial because urls pointing to non tarball files # are not handled yet assert_last_visit_matches( swh_storage, sources_url, status="partial", type="nixguix" ) def test_loader_incremental(swh_storage, requests_mock_datadir): """Ensure a second visit do not download artifact already downloaded by the previous visit. """ loader = NixGuixLoader(swh_storage, sources_url) load_status = loader.load() loader.load() assert load_status == {"status": "eventful", "snapshot_id": SNAPSHOT1.id.hex()} assert_last_visit_matches( swh_storage, sources_url, status="partial", type="nixguix", snapshot=SNAPSHOT1.id, ) check_snapshot(SNAPSHOT1, storage=swh_storage) urls = [ m.url for m in requests_mock_datadir.request_history if m.url == ("https://github.com/owner-1/repository-1/revision-1.tgz") ] # The artifact # 'https://github.com/owner-1/repository-1/revision-1.tgz' is only # visited one time assert len(urls) == 1 def test_loader_two_visits(swh_storage, requests_mock_datadir_visits): """To ensure there is only one origin, but two visits, two revisions and two snapshots are created. The first visit creates a snapshot containing one tarball. The second visit creates a snapshot containing the same tarball and another tarball. """ loader = NixGuixLoader(swh_storage, sources_url) load_status = loader.load() assert load_status == {"status": "eventful", "snapshot_id": SNAPSHOT1.id.hex()} assert_last_visit_matches( swh_storage, sources_url, status="partial", type="nixguix", snapshot=SNAPSHOT1.id, ) check_snapshot(SNAPSHOT1, storage=swh_storage) stats = get_stats(swh_storage) assert { "content": 1, "directory": 3, "origin": 1, "origin_visit": 1, "release": 0, "revision": 1, "skipped_content": 0, "snapshot": 1, } == stats loader = NixGuixLoader(swh_storage, sources_url) load_status = loader.load() expected_snapshot_id_hex = "b0bfa75cbd0cc90aac3b9e95fb0f59c731176d97" expected_snapshot_id = hash_to_bytes(expected_snapshot_id_hex) assert load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id_hex, } assert_last_visit_matches( swh_storage, sources_url, status="partial", type="nixguix", snapshot=expected_snapshot_id, ) # This ensures visits are incremental. Indeed, if we request a # second time an url, because of the requests_mock_datadir_visits # fixture, the file has to end with `_visit1`. expected_snapshot = Snapshot( id=expected_snapshot_id, branches={ b"evaluation": SnapshotBranch( target=hash_to_bytes("602140776b2ce6c9159bcf52ada73a297c063d5e"), target_type=TargetType.REVISION, ), b"https://github.com/owner-1/repository-1/revision-1.tgz": SnapshotBranch( target=hash_to_bytes("488ad4e7b8e2511258725063cf43a2b897c503b4"), target_type=TargetType.REVISION, ), b"https://github.com/owner-2/repository-1/revision-1.tgz": SnapshotBranch( target=hash_to_bytes("85e0bad74e33e390aaeb74f139853ae3863ee544"), target_type=TargetType.REVISION, ), }, ) check_snapshot(expected_snapshot, storage=swh_storage) stats = get_stats(swh_storage) assert { "content": 2, "directory": 5, "origin": 1, "origin_visit": 2, "release": 0, "revision": 2, "skipped_content": 0, "snapshot": 2, } == stats def test_resolve_revision_from(swh_storage, requests_mock_datadir, datadir): loader = NixGuixLoader(swh_storage, sources_url) known_artifacts = { "id1": {"extrinsic": {"raw": {"url": "url1", "integrity": "integrity1"}}}, "id2": {"extrinsic": {"raw": {"url": "url2", "integrity": "integrity2"}}}, } p_info = NixGuixPackageInfo.from_metadata( {"url": "url1", "integrity": "integrity1"} ) assert loader.resolve_revision_from(known_artifacts, p_info) == "id1" p_info = NixGuixPackageInfo.from_metadata( {"url": "url3", "integrity": "integrity3"} ) assert loader.resolve_revision_from(known_artifacts, p_info) == None # noqa def test_evaluation_branch(swh_storage, requests_mock_datadir): loader = NixGuixLoader(swh_storage, sources_url) res = loader.load() assert res["status"] == "eventful" assert_last_visit_matches( swh_storage, sources_url, status="partial", type="nixguix", snapshot=SNAPSHOT1.id, ) check_snapshot(SNAPSHOT1, storage=swh_storage) def test_eoferror(swh_storage, requests_mock_datadir): """Load a truncated archive which is invalid to make the uncompress function raising the exception EOFError. We then check if a snapshot is created, meaning this error is well managed. """ sources = ( "https://nix-community.github.io/nixpkgs-swh/sources-EOFError.json" # noqa ) loader = NixGuixLoader(swh_storage, sources) loader.load() expected_snapshot = Snapshot( id=hash_to_bytes("4257fa2350168c6bfec726a06452ea27a2c0cb33"), branches={ b"evaluation": SnapshotBranch( target=hash_to_bytes("cc4e04c26672dd74e5fd0fecb78b435fb55368f7"), target_type=TargetType.REVISION, ), }, ) check_snapshot(expected_snapshot, storage=swh_storage) def fake_download( url: str, dest: str, hashes: Dict = {}, filename: Optional[str] = None, auth: Optional[Tuple[str, str]] = None, ) -> Tuple[str, Dict]: """Fake download which raises HashCollision (for the sake of test simpliciy, let's accept that makes sense) For tests purpose only. """ if url == "https://example.com/file.txt": # instead of failing because it's a file not dealt with by the nix guix # loader, make it raise a hash collision raise HashCollision("sha1", "f92d74e3874587aaf443d1db961d4e26dde13e9c", []) return download(url, dest, hashes, filename, auth) def test_raise_exception(swh_storage, requests_mock_datadir, mocker): mock_download = mocker.patch("swh.loader.package.loader.download") mock_download.side_effect = fake_download loader = NixGuixLoader(swh_storage, sources_url) res = loader.load() assert res == { "status": "eventful", "snapshot_id": SNAPSHOT1.id.hex(), } check_snapshot(SNAPSHOT1, storage=swh_storage) assert len(mock_download.mock_calls) == 2 # The visit is partial because some artifact downloads failed assert_last_visit_matches( swh_storage, sources_url, status="partial", type="nixguix" ) def test_load_nixguix_one_common_artifact_from_other_loader( swh_storage, datadir, requests_mock_datadir_visits, caplog ): """Misformatted revision should be caught and logged, then loading continues """ caplog.set_level(logging.ERROR, "swh.loader.package.nixguix.loader") # 1. first ingest with for example the archive loader gnu_url = "https://ftp.gnu.org/gnu/8sync/" release = "0.1.0" artifact_url = f"https://ftp.gnu.org/gnu/8sync/8sync-{release}.tar.gz" gnu_artifacts = [ { "time": 944729610, "url": artifact_url, "length": 221837, "filename": f"8sync-{release}.tar.gz", "version": release, } ] archive_loader = ArchiveLoader(swh_storage, url=gnu_url, artifacts=gnu_artifacts) actual_load_status = archive_loader.load() expected_snapshot_id = "c419397fd912039825ebdbea378bc6283f006bf5" assert actual_load_status["status"] == "eventful" assert actual_load_status["snapshot_id"] == expected_snapshot_id # noqa assert_last_visit_matches( archive_loader.storage, gnu_url, status="full", type="tar" ) gnu_snapshot: Snapshot = snapshot_get_all_branches( archive_loader.storage, hash_to_bytes(expected_snapshot_id) ) first_revision = gnu_snapshot.branches[f"releases/{release}".encode("utf-8")] # 2. Then ingest with the nixguix loader which lists the same artifact within its # sources.json # ensure test setup is ok data_sources = os.path.join( datadir, "https_nix-community.github.io", "nixpkgs-swh_sources_special.json" ) all_sources = json.loads(open(data_sources).read()) found = False for source in all_sources["sources"]: if source["urls"][0] == artifact_url: found = True assert ( found is True ), f"test setup error: {artifact_url} must be in {data_sources}" # first visit with a snapshot, ok sources_url = "https://nix-community.github.io/nixpkgs-swh/sources_special.json" loader = NixGuixLoader(swh_storage, sources_url) actual_load_status2 = loader.load() assert actual_load_status2["status"] == "eventful" assert_last_visit_matches(swh_storage, sources_url, status="full", type="nixguix") snapshot_id = actual_load_status2["snapshot_id"] snapshot = snapshot_get_all_branches(swh_storage, hash_to_bytes(snapshot_id)) assert snapshot # 3. Then ingest again with the nixguix loader, with a different snapshot # and different source # simulate a snapshot already seen with a revision with the wrong metadata structure # This revision should be skipped, thus making the artifact being ingested again. with patch( "swh.loader.package.loader.PackageLoader.last_snapshot" ) as last_snapshot: # mutate the snapshot to target a revision with the wrong metadata structure # snapshot["branches"][artifact_url.encode("utf-8")] = first_revision old_revision = swh_storage.revision_get([first_revision.target])[0] # assert that revision is not in the right format assert old_revision.metadata["extrinsic"]["raw"].get("integrity", {}) == {} # mutate snapshot to create a clash snapshot = attr.evolve( snapshot, branches={ **snapshot.branches, artifact_url.encode("utf-8"): SnapshotBranch( target_type=TargetType.REVISION, target=hash_to_bytes(old_revision.id), ), }, ) # modify snapshot to actually change revision metadata structure so we simulate # a revision written by somebody else (structure different) last_snapshot.return_value = snapshot loader = NixGuixLoader(swh_storage, sources_url) actual_load_status3 = loader.load() assert last_snapshot.called assert actual_load_status3["status"] == "eventful" assert_last_visit_matches( swh_storage, sources_url, status="full", type="nixguix" ) new_snapshot_id = "32ff641e510aceefc3a6d0dcbf208b2854d2e965" assert actual_load_status3["snapshot_id"] == new_snapshot_id last_snapshot = snapshot_get_all_branches( swh_storage, hash_to_bytes(new_snapshot_id) ) new_revision_branch = last_snapshot.branches[artifact_url.encode("utf-8")] assert new_revision_branch.target_type == TargetType.REVISION new_revision = swh_storage.revision_get([new_revision_branch.target])[0] # the new revision has the correct structure, so it got ingested alright by the # new run assert new_revision.metadata["extrinsic"]["raw"]["integrity"] is not None actual_detections: List[Dict] = [] for record in caplog.records: logtext = record.getMessage() if "Unexpected metadata revision structure detected:" in logtext: actual_detections.append(record.args["context"]) expected_detections = [ - { - "revision": hash_to_hex(old_revision.id), - "reason": "'integrity'", - "known_artifact": old_revision.metadata, - }, - { - "revision": hash_to_hex(old_revision.id), - "reason": "'integrity'", - "known_artifact": old_revision.metadata, - }, + {"reason": "'integrity'", "known_artifact": old_revision.metadata,}, + {"reason": "'integrity'", "known_artifact": old_revision.metadata,}, ] # as many calls as there are sources listed in the sources.json assert len(expected_detections) == len(all_sources["sources"]) assert actual_detections == expected_detections diff --git a/swh/loader/package/npm/loader.py b/swh/loader/package/npm/loader.py index 2cea265..38f7b7a 100644 --- a/swh/loader/package/npm/loader.py +++ b/swh/loader/package/npm/loader.py @@ -1,351 +1,347 @@ # Copyright (C) 2019-2021 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 codecs import BOM_UTF8 import json import logging import os from typing import Any, Dict, Iterator, List, Optional, Sequence, Tuple, Union from urllib.parse import quote import attr import chardet from swh.loader.package.loader import ( BasePackageInfo, PackageLoader, RawExtrinsicMetadataCore, ) from swh.loader.package.utils import api_info, cached_method, release_name +from swh.model.hashutil import hash_to_bytes from swh.model.model import ( MetadataAuthority, MetadataAuthorityType, Person, Revision, RevisionType, Sha1Git, TimestampWithTimezone, ) from swh.storage.interface import StorageInterface logger = logging.getLogger(__name__) EMPTY_PERSON = Person(fullname=b"", name=None, email=None) @attr.s class NpmPackageInfo(BasePackageInfo): raw_info = attr.ib(type=Dict[str, Any]) date = attr.ib(type=Optional[str]) shasum = attr.ib(type=str) """sha1 checksum""" version = attr.ib(type=str) @classmethod def from_metadata( cls, project_metadata: Dict[str, Any], version: str ) -> "NpmPackageInfo": package_metadata = project_metadata["versions"][version] url = package_metadata["dist"]["tarball"] # No date available in intrinsic metadata: retrieve it from the API # metadata, using the version number that the API claims this package # has. extrinsic_version = package_metadata["version"] if "time" in project_metadata: date = project_metadata["time"][extrinsic_version] elif "mtime" in package_metadata: date = package_metadata["mtime"] else: date = None return cls( url=url, filename=os.path.basename(url), date=date, shasum=package_metadata["dist"]["shasum"], version=extrinsic_version, raw_info=package_metadata, directory_extrinsic_metadata=[ RawExtrinsicMetadataCore( format="replicate-npm-package-json", metadata=json.dumps(package_metadata).encode(), ) ], ) + def extid(self) -> bytes: + return hash_to_bytes(self.shasum) + class NpmLoader(PackageLoader[NpmPackageInfo]): """Load npm origin's artifact releases into swh archive. """ visit_type = "npm" def __init__( self, storage: StorageInterface, url: str, max_content_size: Optional[int] = None, ): """Constructor Args str: origin url (e.g. https://www.npmjs.com/package/) """ super().__init__(storage=storage, url=url, max_content_size=max_content_size) package_name = url.split("https://www.npmjs.com/package/")[1] safe_name = quote(package_name, safe="") self.provider_url = f"https://replicate.npmjs.com/{safe_name}/" self._info: Dict[str, Any] = {} self._versions = None @cached_method def _raw_info(self) -> bytes: return api_info(self.provider_url) @cached_method def info(self) -> Dict: """Return the project metadata information (fetched from npm registry) """ return json.loads(self._raw_info()) def get_versions(self) -> Sequence[str]: return sorted(list(self.info()["versions"].keys())) def get_default_version(self) -> str: return self.info()["dist-tags"].get("latest", "") def get_metadata_authority(self): return MetadataAuthority( type=MetadataAuthorityType.FORGE, url="https://npmjs.com/", metadata={}, ) def get_package_info(self, version: str) -> Iterator[Tuple[str, NpmPackageInfo]]: p_info = NpmPackageInfo.from_metadata( project_metadata=self.info(), version=version ) yield release_name(version), p_info - def resolve_revision_from( - self, known_artifacts: Dict, p_info: NpmPackageInfo - ) -> Optional[bytes]: - return artifact_to_revision_id(known_artifacts, p_info) + @staticmethod + def known_artifact_to_extid(known_artifact: Dict) -> Optional[bytes]: + extid_str = _artifact_to_sha1(known_artifact) + if extid_str is None: + return None + try: + return hash_to_bytes(extid_str) + except ValueError: + return None def build_revision( self, p_info: NpmPackageInfo, uncompressed_path: str, directory: Sha1Git ) -> Optional[Revision]: i_metadata = extract_intrinsic_metadata(uncompressed_path) if not i_metadata: return None author = extract_npm_package_author(i_metadata) message = i_metadata["version"].encode("ascii") if p_info.date is None: url = p_info.url artifact_name = os.path.basename(url) raise ValueError( "Origin %s: Cannot determine upload time for artifact %s." % (p_info.url, artifact_name) ) date = TimestampWithTimezone.from_iso8601(p_info.date) # FIXME: this is to remain bug-compatible with earlier versions: date = attr.evolve(date, timestamp=attr.evolve(date.timestamp, microseconds=0)) r = Revision( type=RevisionType.TAR, message=message, author=author, date=date, committer=author, committer_date=date, parents=(), directory=directory, synthetic=True, metadata={ "intrinsic": {"tool": "package.json", "raw": i_metadata,}, "extrinsic": { "provider": self.provider_url, "when": self.visit_date.isoformat(), "raw": p_info.raw_info, }, }, ) return r -def artifact_to_revision_id( - known_artifacts: Dict, p_info: NpmPackageInfo -) -> Optional[bytes]: - """Given metadata artifact, solves the associated revision id. +def _artifact_to_sha1(known_artifact: Dict) -> Optional[str]: + """Returns the sha1 from an NPM 'original_artifact' dict The following code allows to deal with 2 metadata formats: - old format sample:: { 'package_source': { 'sha1': '05181c12cd8c22035dd31155656826b85745da37', } } - new format sample:: { 'original_artifact': [{ 'checksums': { 'sha256': '6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec', # noqa ... }, }], ... } """ - shasum = p_info.shasum - for rev_id, known_artifact in known_artifacts.items(): - original_hash = _artifact_to_sha1(known_artifact) - if shasum == original_hash: - return rev_id - - return None - - -def _artifact_to_sha1(known_artifact: Dict) -> Optional[str]: - """Returns the sha1 from an NPM 'original_artifact' dict""" known_original_artifact = known_artifact.get("original_artifact") if not known_original_artifact: # previous loader-npm version kept original artifact elsewhere known_original_artifact = known_artifact.get("package_source") if not known_original_artifact: return None return known_original_artifact["sha1"] else: assert isinstance(known_original_artifact, list) return known_original_artifact[0]["checksums"]["sha1"] def _author_str(author_data: Union[Dict, List, str]) -> str: """Parse author from package.json author fields """ if isinstance(author_data, dict): author_str = "" name = author_data.get("name") if name is not None: if isinstance(name, str): author_str += name elif isinstance(name, list): author_str += _author_str(name[0]) if len(name) > 0 else "" email = author_data.get("email") if email is not None: author_str += f" <{email}>" result = author_str elif isinstance(author_data, list): result = _author_str(author_data[0]) if len(author_data) > 0 else "" else: result = author_data return result def extract_npm_package_author(package_json: Dict[str, Any]) -> Person: """ Extract package author from a ``package.json`` file content and return it in swh format. Args: package_json: Dict holding the content of parsed ``package.json`` file Returns: Person """ for author_key in ("author", "authors"): if author_key in package_json: author_data = package_json[author_key] if author_data is None: return EMPTY_PERSON author_str = _author_str(author_data) return Person.from_fullname(author_str.encode()) return EMPTY_PERSON def _lstrip_bom(s, bom=BOM_UTF8): if s.startswith(bom): return s[len(bom) :] else: return s def load_json(json_bytes): """ Try to load JSON from bytes and return a dictionary. First try to decode from utf-8. If the decoding failed, try to detect the encoding and decode again with replace error handling. If JSON is malformed, an empty dictionary will be returned. Args: json_bytes (bytes): binary content of a JSON file Returns: dict: JSON data loaded in a dictionary """ json_data = {} try: json_str = _lstrip_bom(json_bytes).decode("utf-8") except UnicodeDecodeError: encoding = chardet.detect(json_bytes)["encoding"] if encoding: json_str = json_bytes.decode(encoding, "replace") try: json_data = json.loads(json_str) except json.decoder.JSONDecodeError: pass return json_data def extract_intrinsic_metadata(dir_path: str) -> Dict: """Given an uncompressed path holding the pkginfo file, returns a pkginfo parsed structure as a dict. The release artifact contains at their root one folder. For example: $ tar tvf zprint-0.0.6.tar.gz drwxr-xr-x root/root 0 2018-08-22 11:01 zprint-0.0.6/ ... Args: dir_path (str): Path to the uncompressed directory representing a release artifact from npm. Returns: the pkginfo parsed structure as a dict if any or None if none was present. """ # Retrieve the root folder of the archive if not os.path.exists(dir_path): return {} lst = os.listdir(dir_path) if len(lst) == 0: return {} project_dirname = lst[0] package_json_path = os.path.join(dir_path, project_dirname, "package.json") if not os.path.exists(package_json_path): return {} with open(package_json_path, "rb") as package_json_file: package_json_bytes = package_json_file.read() return load_json(package_json_bytes) diff --git a/swh/loader/package/npm/tests/test_npm.py b/swh/loader/package/npm/tests/test_npm.py index dee9e2a..9204013 100644 --- a/swh/loader/package/npm/tests/test_npm.py +++ b/swh/loader/package/npm/tests/test_npm.py @@ -1,718 +1,690 @@ # Copyright (C) 2019-2021 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 import json import os import pytest from swh.loader.package import __version__ from swh.loader.package.npm.loader import ( NpmLoader, _author_str, - artifact_to_revision_id, extract_npm_package_author, ) from swh.loader.package.tests.common import check_metadata_paths from swh.loader.tests import assert_last_visit_matches, check_snapshot, get_stats from swh.model.hashutil import hash_to_bytes from swh.model.identifiers import ( CoreSWHID, ExtendedObjectType, ExtendedSWHID, ObjectType, ) from swh.model.model import ( MetadataAuthority, MetadataAuthorityType, MetadataFetcher, Person, RawExtrinsicMetadata, Snapshot, SnapshotBranch, TargetType, ) from swh.storage.interface import PagedResult @pytest.fixture def org_api_info(datadir) -> bytes: with open(os.path.join(datadir, "https_replicate.npmjs.com", "org"), "rb",) as f: return f.read() def test_npm_author_str(): for author, expected_author in [ ("author", "author"), ( ["Al from quantum leap", "hal from 2001 space odyssey"], "Al from quantum leap", ), ([], ""), ({"name": "groot", "email": "groot@galaxy.org",}, "groot "), ({"name": "somebody",}, "somebody"), ({"email": "no@one.org"}, " "), # note first elt is an extra blank ({"name": "no one", "email": None,}, "no one"), ({"email": None,}, ""), ({"name": None}, ""), ({"name": None, "email": None,}, ""), ({}, ""), (None, None), ({"name": []}, "",), ( {"name": ["Susan McSween", "William H. Bonney", "Doc Scurlock",]}, "Susan McSween", ), (None, None), ]: assert _author_str(author) == expected_author def test_npm_extract_npm_package_author(datadir): package_metadata_filepath = os.path.join( datadir, "https_replicate.npmjs.com", "org_visit1" ) with open(package_metadata_filepath) as json_file: package_metadata = json.load(json_file) extract_npm_package_author(package_metadata["versions"]["0.0.2"]) == Person( fullname=b"mooz ", name=b"mooz", email=b"stillpedant@gmail.com", ) assert extract_npm_package_author(package_metadata["versions"]["0.0.3"]) == Person( fullname=b"Masafumi Oyamada ", name=b"Masafumi Oyamada", email=b"stillpedant@gmail.com", ) package_json = json.loads( """ { "name": "highlightjs-line-numbers.js", "version": "2.7.0", "description": "Highlight.js line numbers plugin.", "main": "src/highlightjs-line-numbers.js", "dependencies": {}, "devDependencies": { "gulp": "^4.0.0", "gulp-rename": "^1.4.0", "gulp-replace": "^0.6.1", "gulp-uglify": "^1.2.0" }, "repository": { "type": "git", "url": "https://github.com/wcoder/highlightjs-line-numbers.js.git" }, "author": "Yauheni Pakala ", "license": "MIT", "bugs": { "url": "https://github.com/wcoder/highlightjs-line-numbers.js/issues" }, "homepage": "http://wcoder.github.io/highlightjs-line-numbers.js/" }""" ) assert extract_npm_package_author(package_json) == Person( fullname=b"Yauheni Pakala ", name=b"Yauheni Pakala", email=b"evgeniy.pakalo@gmail.com", ) package_json = json.loads( """ { "name": "3-way-diff", "version": "0.0.1", "description": "3-way diffing of JavaScript objects", "main": "index.js", "authors": [ { "name": "Shawn Walsh", "url": "https://github.com/shawnpwalsh" }, { "name": "Markham F Rollins IV", "url": "https://github.com/mrollinsiv" } ], "keywords": [ "3-way diff", "3 way diff", "three-way diff", "three way diff" ], "devDependencies": { "babel-core": "^6.20.0", "babel-preset-es2015": "^6.18.0", "mocha": "^3.0.2" }, "dependencies": { "lodash": "^4.15.0" } }""" ) assert extract_npm_package_author(package_json) == Person( fullname=b"Shawn Walsh", name=b"Shawn Walsh", email=None ) package_json = json.loads( """ { "name": "yfe-ynpm", "version": "1.0.0", "homepage": "http://gitlab.ywwl.com/yfe/yfe-ynpm", "repository": { "type": "git", "url": "git@gitlab.ywwl.com:yfe/yfe-ynpm.git" }, "author": [ "fengmk2 (https://fengmk2.com)", "xufuzi (https://7993.org)" ], "license": "MIT" }""" ) assert extract_npm_package_author(package_json) == Person( fullname=b"fengmk2 (https://fengmk2.com)", name=b"fengmk2", email=b"fengmk2@gmail.com", ) package_json = json.loads( """ { "name": "umi-plugin-whale", "version": "0.0.8", "description": "Internal contract component", "authors": { "name": "xiaohuoni", "email": "448627663@qq.com" }, "repository": "alitajs/whale", "devDependencies": { "np": "^3.0.4", "umi-tools": "*" }, "license": "MIT" }""" ) assert extract_npm_package_author(package_json) == Person( fullname=b"xiaohuoni <448627663@qq.com>", name=b"xiaohuoni", email=b"448627663@qq.com", ) package_json_no_authors = json.loads( """{ "authors": null, "license": "MIT" }""" ) assert extract_npm_package_author(package_json_no_authors) == Person( fullname=b"", name=None, email=None ) def normalize_hashes(hashes): if isinstance(hashes, str): return hash_to_bytes(hashes) if isinstance(hashes, list): return [hash_to_bytes(x) for x in hashes] return {hash_to_bytes(k): hash_to_bytes(v) for k, v in hashes.items()} _expected_new_contents_first_visit = normalize_hashes( [ "4ce3058e16ab3d7e077f65aabf855c34895bf17c", "858c3ceee84c8311adc808f8cdb30d233ddc9d18", "0fa33b4f5a4e0496da6843a38ff1af8b61541996", "85a410f8ef8eb8920f2c384a9555566ad4a2e21b", "9163ac8025923d5a45aaac482262893955c9b37b", "692cf623b8dd2c5df2c2998fd95ae4ec99882fb4", "18c03aac6d3e910efb20039c15d70ab5e0297101", "41265c42446aac17ca769e67d1704f99e5a1394d", "783ff33f5882813dca9239452c4a7cadd4dba778", "b029cfb85107aee4590c2434a3329bfcf36f8fa1", "112d1900b4c2e3e9351050d1b542c9744f9793f3", "5439bbc4bd9a996f1a38244e6892b71850bc98fd", "d83097a2f994b503185adf4e719d154123150159", "d0939b4898e83090ee55fd9d8a60e312cfadfbaf", "b3523a26f7147e4af40d9d462adaae6d49eda13e", "cd065fb435d6fb204a8871bcd623d0d0e673088c", "2854a40855ad839a54f4b08f5cff0cf52fca4399", "b8a53bbaac34ebb8c6169d11a4b9f13b05c583fe", "0f73d56e1cf480bded8a1ecf20ec6fc53c574713", "0d9882b2dfafdce31f4e77fe307d41a44a74cefe", "585fc5caab9ead178a327d3660d35851db713df1", "e8cd41a48d79101977e3036a87aeb1aac730686f", "5414efaef33cceb9f3c9eb5c4cc1682cd62d14f7", "9c3cc2763bf9e9e37067d3607302c4776502df98", "3649a68410e354c83cd4a38b66bd314de4c8f5c9", "e96ed0c091de1ebdf587104eaf63400d1974a1fe", "078ca03d2f99e4e6eab16f7b75fbb7afb699c86c", "38de737da99514de6559ff163c988198bc91367a", ] ) _expected_new_directories_first_visit = normalize_hashes( [ "3370d20d6f96dc1c9e50f083e2134881db110f4f", "42753c0c2ab00c4501b552ac4671c68f3cf5aece", "d7895533ef5edbcffdea3f057d9fef3a1ef845ce", "80579be563e2ef3e385226fe7a3f079b377f142c", "3b0ddc6a9e58b4b53c222da4e27b280b6cda591c", "bcad03ce58ac136f26f000990fc9064e559fe1c0", "5fc7e82a1bc72e074665c6078c6d3fad2f13d7ca", "e3cd26beba9b1e02f6762ef54bd9ac80cc5f25fd", "584b5b4b6cf7f038095e820b99386a9c232de931", "184c8d6d0d242f2b1792ef9d3bf396a5434b7f7a", "bb5f4ee143c970367eb409f2e4c1104898048b9d", "1b95491047add1103db0dfdfa84a9735dcb11e88", "a00c6de13471a2d66e64aca140ddb21ef5521e62", "5ce6c1cd5cda2d546db513aaad8c72a44c7771e2", "c337091e349b6ac10d38a49cdf8c2401ef9bb0f2", "202fafcd7c0f8230e89d5496ad7f44ab12b807bf", "775cc516543be86c15c1dc172f49c0d4e6e78235", "ff3d1ead85a14f891e8b3fa3a89de39db1b8de2e", ] ) _expected_new_revisions_first_visit = normalize_hashes( { "d8a1c7474d2956ac598a19f0f27d52f7015f117e": ( "42753c0c2ab00c4501b552ac4671c68f3cf5aece" ), "5f9eb78af37ffd12949f235e86fac04898f9f72a": ( "3370d20d6f96dc1c9e50f083e2134881db110f4f" ), "ba019b192bdb94bd0b5bd68b3a5f92b5acc2239a": ( "d7895533ef5edbcffdea3f057d9fef3a1ef845ce" ), } ) def package_url(package): return "https://www.npmjs.com/package/%s" % package def package_metadata_url(package): return "https://replicate.npmjs.com/%s/" % package def test_npm_revision_metadata_structure(swh_storage, requests_mock_datadir): package = "org" loader = NpmLoader(swh_storage, package_url(package)) actual_load_status = loader.load() assert actual_load_status["status"] == "eventful" assert actual_load_status["snapshot_id"] is not None expected_revision_id = hash_to_bytes("d8a1c7474d2956ac598a19f0f27d52f7015f117e") revision = swh_storage.revision_get([expected_revision_id])[0] assert revision is not None check_metadata_paths( revision.metadata, paths=[ ("intrinsic.tool", str), ("intrinsic.raw", dict), ("extrinsic.provider", str), ("extrinsic.when", str), ("extrinsic.raw", dict), ("original_artifact", list), ], ) for original_artifact in revision.metadata["original_artifact"]: check_metadata_paths( original_artifact, paths=[("filename", str), ("length", int), ("checksums", dict),], ) def test_npm_loader_first_visit(swh_storage, requests_mock_datadir, org_api_info): package = "org" url = package_url(package) loader = NpmLoader(swh_storage, url) actual_load_status = loader.load() expected_snapshot_id = hash_to_bytes("d0587e1195aed5a8800411a008f2f2d627f18e2d") assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } assert_last_visit_matches( swh_storage, url, status="full", type="npm", snapshot=expected_snapshot_id ) stats = get_stats(swh_storage) assert { "content": len(_expected_new_contents_first_visit), "directory": len(_expected_new_directories_first_visit), "origin": 1, "origin_visit": 1, "release": 0, "revision": len(_expected_new_revisions_first_visit), "skipped_content": 0, "snapshot": 1, } == stats contents = swh_storage.content_get(_expected_new_contents_first_visit) count = sum(0 if content is None else 1 for content in contents) assert count == len(_expected_new_contents_first_visit) assert ( list(swh_storage.directory_missing(_expected_new_directories_first_visit)) == [] ) assert list(swh_storage.revision_missing(_expected_new_revisions_first_visit)) == [] versions = [ ("0.0.2", "d8a1c7474d2956ac598a19f0f27d52f7015f117e"), ("0.0.3", "5f9eb78af37ffd12949f235e86fac04898f9f72a"), ("0.0.4", "ba019b192bdb94bd0b5bd68b3a5f92b5acc2239a"), ] expected_snapshot = Snapshot( id=expected_snapshot_id, branches={ b"HEAD": SnapshotBranch( target=b"releases/0.0.4", target_type=TargetType.ALIAS ), **{ b"releases/" + version_name.encode(): SnapshotBranch( target=hash_to_bytes(version_id), target_type=TargetType.REVISION, ) for (version_name, version_id) in versions }, }, ) check_snapshot(expected_snapshot, swh_storage) metadata_authority = MetadataAuthority( type=MetadataAuthorityType.FORGE, url="https://npmjs.com/", ) for (version_name, revision_id) in versions: revision = swh_storage.revision_get([hash_to_bytes(revision_id)])[0] directory_id = revision.directory directory_swhid = ExtendedSWHID( object_type=ExtendedObjectType.DIRECTORY, object_id=directory_id, ) revision_swhid = CoreSWHID( object_type=ObjectType.REVISION, object_id=hash_to_bytes(revision_id), ) expected_metadata = [ RawExtrinsicMetadata( target=directory_swhid, authority=metadata_authority, fetcher=MetadataFetcher( name="swh.loader.package.npm.loader.NpmLoader", version=__version__, ), discovery_date=loader.visit_date, format="replicate-npm-package-json", metadata=json.dumps( json.loads(org_api_info)["versions"][version_name] ).encode(), origin="https://www.npmjs.com/package/org", revision=revision_swhid, ) ] assert swh_storage.raw_extrinsic_metadata_get( directory_swhid, metadata_authority, ) == PagedResult(next_page_token=None, results=expected_metadata,) def test_npm_loader_incremental_visit(swh_storage, requests_mock_datadir_visits): package = "org" url = package_url(package) loader = NpmLoader(swh_storage, url) expected_snapshot_id = hash_to_bytes("d0587e1195aed5a8800411a008f2f2d627f18e2d") actual_load_status = loader.load() assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } assert_last_visit_matches( swh_storage, url, status="full", type="npm", snapshot=expected_snapshot_id ) stats = get_stats(swh_storage) assert { "content": len(_expected_new_contents_first_visit), "directory": len(_expected_new_directories_first_visit), "origin": 1, "origin_visit": 1, "release": 0, "revision": len(_expected_new_revisions_first_visit), "skipped_content": 0, "snapshot": 1, } == stats # reset loader internal state del loader._cached_info del loader._cached__raw_info actual_load_status2 = loader.load() assert actual_load_status2["status"] == "eventful" snap_id2 = actual_load_status2["snapshot_id"] assert snap_id2 is not None assert snap_id2 != actual_load_status["snapshot_id"] assert_last_visit_matches(swh_storage, url, status="full", type="npm") stats = get_stats(swh_storage) assert { # 3 new releases artifacts "content": len(_expected_new_contents_first_visit) + 14, "directory": len(_expected_new_directories_first_visit) + 15, "origin": 1, "origin_visit": 2, "release": 0, "revision": len(_expected_new_revisions_first_visit) + 3, "skipped_content": 0, "snapshot": 2, } == stats urls = [ m.url for m in requests_mock_datadir_visits.request_history if m.url.startswith("https://registry.npmjs.org") ] assert len(urls) == len(set(urls)) # we visited each artifact once across @pytest.mark.usefixtures("requests_mock_datadir") def test_npm_loader_version_divergence(swh_storage): package = "@aller_shared" url = package_url(package) loader = NpmLoader(swh_storage, url) actual_load_status = loader.load() expected_snapshot_id = hash_to_bytes("b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92") assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } assert_last_visit_matches( swh_storage, url, status="full", type="npm", snapshot=expected_snapshot_id ) stats = get_stats(swh_storage) assert { # 1 new releases artifacts "content": 534, "directory": 153, "origin": 1, "origin_visit": 1, "release": 0, "revision": 2, "skipped_content": 0, "snapshot": 1, } == stats expected_snapshot = Snapshot( id=expected_snapshot_id, branches={ b"HEAD": SnapshotBranch( target_type=TargetType.ALIAS, target=b"releases/0.1.0" ), b"releases/0.1.0": SnapshotBranch( target_type=TargetType.REVISION, target=hash_to_bytes("845673bfe8cbd31b1eaf757745a964137e6f9116"), ), b"releases/0.1.1-alpha.14": SnapshotBranch( target_type=TargetType.REVISION, target=hash_to_bytes("05181c12cd8c22035dd31155656826b85745da37"), ), }, ) check_snapshot(expected_snapshot, swh_storage) -def test_npm_artifact_to_revision_id_none(): - """Current loader version should stop soon if nothing can be found +def test_npm__known_artifact_to_extid__old_loader_version(): + """Current loader version should parse old metadata scheme """ - - class artifact_metadata: - shasum = "05181c12cd8c22035dd31155656826b85745da37" - - known_artifacts = { - "b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92": {}, - } - - assert artifact_to_revision_id(known_artifacts, artifact_metadata) is None - - -def test_npm_artifact_to_revision_id_old_loader_version(): - """Current loader version should solve old metadata scheme - - """ - - class artifact_metadata: - shasum = "05181c12cd8c22035dd31155656826b85745da37" - - known_artifacts = { - hash_to_bytes("b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92"): { - "package_source": {"sha1": "something-wrong"} - }, - hash_to_bytes("845673bfe8cbd31b1eaf757745a964137e6f9116"): { - "package_source": {"sha1": "05181c12cd8c22035dd31155656826b85745da37",} - }, - } - - assert artifact_to_revision_id(known_artifacts, artifact_metadata) == hash_to_bytes( - "845673bfe8cbd31b1eaf757745a964137e6f9116" + assert ( + NpmLoader.known_artifact_to_extid( + {"package_source": {"sha1": "something-wrong"}} + ) + is None ) + sha1 = "05181c12cd8c22035dd31155656826b85745da37" + assert NpmLoader.known_artifact_to_extid( + {"package_source": {"sha1": sha1,}} + ) == hash_to_bytes(sha1) -def test_npm_artifact_to_revision_id_current_loader_version(): - """Current loader version should be able to solve current metadata scheme - - """ - class artifact_metadata: - shasum = "05181c12cd8c22035dd31155656826b85745da37" +def test_npm__known_artifact_to_extid__current_loader_version(): + """Current loader version should be able to parse current metadata scheme - known_artifacts = { - hash_to_bytes("b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92"): { - "original_artifact": [ - {"checksums": {"sha1": "05181c12cd8c22035dd31155656826b85745da37"},} - ], - }, - hash_to_bytes("845673bfe8cbd31b1eaf757745a964137e6f9116"): { - "original_artifact": [{"checksums": {"sha1": "something-wrong"},}], - }, - } + """ + sha1 = "05181c12cd8c22035dd31155656826b85745da37" + assert NpmLoader.known_artifact_to_extid( + {"original_artifact": [{"checksums": {"sha1": sha1},}],} + ) == hash_to_bytes(sha1) - assert artifact_to_revision_id(known_artifacts, artifact_metadata) == hash_to_bytes( - "b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92" + assert ( + NpmLoader.known_artifact_to_extid( + {"original_artifact": [{"checksums": {"sha1": "something-wrong"},}],}, + ) + is None ) def test_npm_artifact_with_no_intrinsic_metadata(swh_storage, requests_mock_datadir): """Skip artifact with no intrinsic metadata during ingestion """ package = "nativescript-telerik-analytics" url = package_url(package) loader = NpmLoader(swh_storage, url) actual_load_status = loader.load() # no branch as one artifact without any intrinsic metadata expected_snapshot = Snapshot( id=hash_to_bytes("1a8893e6a86f444e8be8e7bda6cb34fb1735a00e"), branches={}, ) assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot.id.hex(), } check_snapshot(expected_snapshot, swh_storage) assert_last_visit_matches( swh_storage, url, status="full", type="npm", snapshot=expected_snapshot.id ) def test_npm_artifact_with_no_upload_time(swh_storage, requests_mock_datadir): """With no time upload, artifact is skipped """ package = "jammit-no-time" url = package_url(package) loader = NpmLoader(swh_storage, url) actual_load_status = loader.load() # no branch as one artifact without any intrinsic metadata expected_snapshot = Snapshot( id=hash_to_bytes("1a8893e6a86f444e8be8e7bda6cb34fb1735a00e"), branches={}, ) assert actual_load_status == { "status": "uneventful", "snapshot_id": expected_snapshot.id.hex(), } check_snapshot(expected_snapshot, swh_storage) assert_last_visit_matches( swh_storage, url, status="partial", type="npm", snapshot=expected_snapshot.id ) def test_npm_artifact_use_mtime_if_no_time(swh_storage, requests_mock_datadir): """With no time upload, artifact is skipped """ package = "jammit-express" url = package_url(package) loader = NpmLoader(swh_storage, url) actual_load_status = loader.load() expected_snapshot_id = hash_to_bytes("d6e08e19159f77983242877c373c75222d5ae9dd") assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } # artifact is used expected_snapshot = Snapshot( id=expected_snapshot_id, branches={ b"HEAD": SnapshotBranch( target_type=TargetType.ALIAS, target=b"releases/0.0.1" ), b"releases/0.0.1": SnapshotBranch( target_type=TargetType.REVISION, target=hash_to_bytes("9e4dd2b40d1b46b70917c0949aa2195c823a648e"), ), }, ) check_snapshot(expected_snapshot, swh_storage) assert_last_visit_matches( swh_storage, url, status="full", type="npm", snapshot=expected_snapshot.id ) def test_npm_no_artifact(swh_storage, requests_mock_datadir): """If no artifacts at all is found for origin, the visit fails completely """ package = "catify" url = package_url(package) loader = NpmLoader(swh_storage, url) actual_load_status = loader.load() assert actual_load_status == { "status": "failed", } assert_last_visit_matches(swh_storage, url, status="failed", type="npm") def test_npm_origin_not_found(swh_storage, requests_mock_datadir): url = package_url("non-existent-url") loader = NpmLoader(swh_storage, url) assert loader.load() == {"status": "failed"} assert_last_visit_matches( swh_storage, url, status="not_found", type="npm", snapshot=None ) diff --git a/swh/loader/package/pypi/loader.py b/swh/loader/package/pypi/loader.py index ddede87..1a27dcc 100644 --- a/swh/loader/package/pypi/loader.py +++ b/swh/loader/package/pypi/loader.py @@ -1,301 +1,297 @@ # Copyright (C) 2019-2021 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 import json import logging import os from typing import Any, Dict, Iterator, Optional, Sequence, Tuple from urllib.parse import urlparse import attr from pkginfo import UnpackedSDist from swh.loader.package.loader import ( BasePackageInfo, PackageLoader, RawExtrinsicMetadataCore, ) from swh.loader.package.utils import EMPTY_AUTHOR, api_info, cached_method, release_name +from swh.model.hashutil import hash_to_bytes from swh.model.model import ( MetadataAuthority, MetadataAuthorityType, Person, Revision, RevisionType, Sha1Git, TimestampWithTimezone, ) from swh.storage.interface import StorageInterface logger = logging.getLogger(__name__) @attr.s class PyPIPackageInfo(BasePackageInfo): raw_info = attr.ib(type=Dict[str, Any]) comment_text = attr.ib(type=Optional[str]) sha256 = attr.ib(type=str) upload_time = attr.ib(type=str) @classmethod def from_metadata(cls, metadata: Dict[str, Any]) -> "PyPIPackageInfo": return cls( url=metadata["url"], filename=metadata["filename"], raw_info=metadata, comment_text=metadata.get("comment_text"), sha256=metadata["digests"]["sha256"], upload_time=metadata["upload_time"], directory_extrinsic_metadata=[ RawExtrinsicMetadataCore( format="pypi-project-json", metadata=json.dumps(metadata).encode(), ) ], ) + def extid(self) -> bytes: + return hash_to_bytes(self.sha256) + class PyPILoader(PackageLoader[PyPIPackageInfo]): """Load pypi origin's artifact releases into swh archive. """ visit_type = "pypi" def __init__( self, storage: StorageInterface, url: str, max_content_size: Optional[int] = None, ): super().__init__(storage=storage, url=url, max_content_size=max_content_size) self.provider_url = pypi_api_url(self.url) @cached_method def _raw_info(self) -> bytes: return api_info(self.provider_url) @cached_method def info(self) -> Dict: """Return the project metadata information (fetched from pypi registry) """ return json.loads(self._raw_info()) def get_versions(self) -> Sequence[str]: return self.info()["releases"].keys() def get_default_version(self) -> str: return self.info()["info"]["version"] def get_metadata_authority(self): p_url = urlparse(self.url) return MetadataAuthority( type=MetadataAuthorityType.FORGE, url=f"{p_url.scheme}://{p_url.netloc}/", metadata={}, ) def get_package_info(self, version: str) -> Iterator[Tuple[str, PyPIPackageInfo]]: res = [] for meta in self.info()["releases"][version]: if meta["packagetype"] != "sdist": continue p_info = PyPIPackageInfo.from_metadata(meta) res.append((version, p_info)) if len(res) == 1: version, p_info = res[0] yield release_name(version), p_info else: for version, p_info in res: yield release_name(version, p_info.filename), p_info - def resolve_revision_from( - self, known_artifacts: Dict, p_info: PyPIPackageInfo - ) -> Optional[bytes]: - return artifact_to_revision_id(known_artifacts, p_info) + @staticmethod + def known_artifact_to_extid(known_artifact: Dict) -> Optional[bytes]: + extid_str = _artifact_to_sha256(known_artifact) + if extid_str is None: + return None + try: + return hash_to_bytes(extid_str) if extid_str else None + except ValueError: + return None def build_revision( self, p_info: PyPIPackageInfo, uncompressed_path: str, directory: Sha1Git ) -> Optional[Revision]: i_metadata = extract_intrinsic_metadata(uncompressed_path) if not i_metadata: return None # from intrinsic metadata name = i_metadata["version"] _author = author(i_metadata) # from extrinsic metadata message = p_info.comment_text or "" message = "%s: %s" % (name, message) if message else name date = TimestampWithTimezone.from_iso8601(p_info.upload_time) return Revision( type=RevisionType.TAR, message=message.encode("utf-8"), author=_author, date=date, committer=_author, committer_date=date, parents=(), directory=directory, synthetic=True, metadata={ "intrinsic": {"tool": "PKG-INFO", "raw": i_metadata,}, "extrinsic": { "provider": self.provider_url, "when": self.visit_date.isoformat(), "raw": p_info.raw_info, }, }, ) -def artifact_to_revision_id( - known_artifacts: Dict, p_info: PyPIPackageInfo -) -> Optional[bytes]: - """Given metadata artifact, solves the associated revision id. +def _artifact_to_sha256(known_artifact: Dict) -> Optional[str]: + """Returns the sha256 from a PyPI 'original_artifact' dict The following code allows to deal with 2 metadata formats (column metadata in 'revision') - old format sample:: { 'original_artifact': { 'sha256': '6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec', # noqa ... }, ... } - new format sample:: { 'original_artifact': [{ 'checksums': { 'sha256': '6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec', # noqa ... }, }], ... } """ - sha256 = p_info.sha256 - for rev_id, known_artifact in known_artifacts.items(): - original_sha256 = _artifact_to_sha256(known_artifact) - if sha256 == original_sha256: - return rev_id - - return None - - -def _artifact_to_sha256(known_artifact: Dict) -> Optional[str]: - """Returns the sha256 from a PyPI 'original_artifact' dict""" original_artifact = known_artifact["original_artifact"] if isinstance(original_artifact, dict): # previous loader-pypi version stored metadata as dict return original_artifact["sha256"] # new pypi loader actually store metadata dict differently... assert isinstance(original_artifact, list) # current loader-pypi stores metadata as list of dict if len(known_artifact["original_artifact"]) == 0: return None elif len(known_artifact["original_artifact"]) == 1: return original_artifact[0]["checksums"]["sha256"] else: raise ValueError( f"Expected exactly one PyPI original_artifact, got " f"{len(known_artifact['original_artifact'])}" ) def pypi_api_url(url: str) -> str: """Compute api url from a project url Args: url (str): PyPI instance's url (e.g: https://pypi.org/project/requests) This deals with correctly transforming the project's api url (e.g https://pypi.org/pypi/requests/json) Returns: api url """ p_url = urlparse(url) project_name = p_url.path.rstrip("/").split("/")[-1] url = "%s://%s/pypi/%s/json" % (p_url.scheme, p_url.netloc, project_name) return url def extract_intrinsic_metadata(dir_path: str) -> Dict: """Given an uncompressed path holding the pkginfo file, returns a pkginfo parsed structure as a dict. The release artifact contains at their root one folder. For example: $ tar tvf zprint-0.0.6.tar.gz drwxr-xr-x root/root 0 2018-08-22 11:01 zprint-0.0.6/ ... Args: dir_path (str): Path to the uncompressed directory representing a release artifact from pypi. Returns: the pkginfo parsed structure as a dict if any or None if none was present. """ # Retrieve the root folder of the archive if not os.path.exists(dir_path): return {} lst = os.listdir(dir_path) if len(lst) != 1: return {} project_dirname = lst[0] pkginfo_path = os.path.join(dir_path, project_dirname, "PKG-INFO") if not os.path.exists(pkginfo_path): return {} pkginfo = UnpackedSDist(pkginfo_path) raw = pkginfo.__dict__ raw.pop("filename") # this gets added with the ondisk location return raw def author(data: Dict) -> Person: """Given a dict of project/release artifact information (coming from PyPI), returns an author subset. Args: data (dict): Representing either artifact information or release information. Returns: swh-model dict representing a person. """ name = data.get("author") email = data.get("author_email") fullname = None # type: Optional[str] if email: fullname = "%s <%s>" % (name, email) else: fullname = name if not fullname: return EMPTY_AUTHOR if name is not None: name = name.encode("utf-8") if email is not None: email = email.encode("utf-8") return Person(fullname=fullname.encode("utf-8"), name=name, email=email) diff --git a/swh/loader/package/pypi/tests/test_pypi.py b/swh/loader/package/pypi/tests/test_pypi.py index ed478e8..b05e959 100644 --- a/swh/loader/package/pypi/tests/test_pypi.py +++ b/swh/loader/package/pypi/tests/test_pypi.py @@ -1,916 +1,876 @@ # Copyright (C) 2019-2021 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 import json import os from os import path from unittest.mock import patch import pytest from swh.core.pytest_plugin import requests_mock_datadir_factory from swh.core.tarball import uncompress from swh.loader.package import __version__ from swh.loader.package.pypi.loader import ( PyPILoader, - artifact_to_revision_id, author, extract_intrinsic_metadata, pypi_api_url, ) from swh.loader.package.tests.common import check_metadata_paths from swh.loader.tests import assert_last_visit_matches, check_snapshot, get_stats from swh.model.hashutil import hash_to_bytes from swh.model.identifiers import ( CoreSWHID, ExtendedObjectType, ExtendedSWHID, ObjectType, ) from swh.model.model import ( MetadataAuthority, MetadataAuthorityType, MetadataFetcher, Person, RawExtrinsicMetadata, Snapshot, SnapshotBranch, TargetType, ) from swh.storage.interface import PagedResult @pytest.fixture def _0805nexter_api_info(datadir) -> bytes: with open( os.path.join(datadir, "https_pypi.org", "pypi_0805nexter_json"), "rb", ) as f: return f.read() def test_pypi_author_basic(): data = { "author": "i-am-groot", "author_email": "iam@groot.org", } actual_author = author(data) expected_author = Person( fullname=b"i-am-groot ", name=b"i-am-groot", email=b"iam@groot.org", ) assert actual_author == expected_author def test_pypi_author_empty_email(): data = { "author": "i-am-groot", "author_email": "", } actual_author = author(data) expected_author = Person(fullname=b"i-am-groot", name=b"i-am-groot", email=b"",) assert actual_author == expected_author def test_pypi_author_empty_name(): data = { "author": "", "author_email": "iam@groot.org", } actual_author = author(data) expected_author = Person( fullname=b" ", name=b"", email=b"iam@groot.org", ) assert actual_author == expected_author def test_pypi_author_malformed(): data = { "author": "['pierre', 'paul', 'jacques']", "author_email": None, } actual_author = author(data) expected_author = Person( fullname=b"['pierre', 'paul', 'jacques']", name=b"['pierre', 'paul', 'jacques']", email=None, ) assert actual_author == expected_author def test_pypi_author_malformed_2(): data = { "author": "[marie, jeanne]", "author_email": "[marie@some, jeanne@thing]", } actual_author = author(data) expected_author = Person( fullname=b"[marie, jeanne] <[marie@some, jeanne@thing]>", name=b"[marie, jeanne]", email=b"[marie@some, jeanne@thing]", ) assert actual_author == expected_author def test_pypi_author_malformed_3(): data = { "author": "[marie, jeanne, pierre]", "author_email": "[marie@somewhere.org, jeanne@somewhere.org]", } actual_author = author(data) expected_author = Person( fullname=( b"[marie, jeanne, pierre] " b"<[marie@somewhere.org, jeanne@somewhere.org]>" ), name=b"[marie, jeanne, pierre]", email=b"[marie@somewhere.org, jeanne@somewhere.org]", ) actual_author == expected_author # configuration error # def test_pypi_api_url(): """Compute pypi api url from the pypi project url should be ok""" url = pypi_api_url("https://pypi.org/project/requests") assert url == "https://pypi.org/pypi/requests/json" def test_pypi_api_url_with_slash(): """Compute pypi api url from the pypi project url should be ok""" url = pypi_api_url("https://pypi.org/project/requests/") assert url == "https://pypi.org/pypi/requests/json" @pytest.mark.fs def test_pypi_extract_intrinsic_metadata(tmp_path, datadir): """Parsing existing archive's PKG-INFO should yield results""" uncompressed_archive_path = str(tmp_path) archive_path = path.join( datadir, "https_files.pythonhosted.org", "0805nexter-1.1.0.zip" ) uncompress(archive_path, dest=uncompressed_archive_path) actual_metadata = extract_intrinsic_metadata(uncompressed_archive_path) expected_metadata = { "metadata_version": "1.0", "name": "0805nexter", "version": "1.1.0", "summary": "a simple printer of nested lest", "home_page": "http://www.hp.com", "author": "hgtkpython", "author_email": "2868989685@qq.com", "platforms": ["UNKNOWN"], } assert actual_metadata == expected_metadata @pytest.mark.fs def test_pypi_extract_intrinsic_metadata_failures(tmp_path): """Parsing inexistent path/archive/PKG-INFO yield None""" tmp_path = str(tmp_path) # py3.5 work around (PosixPath issue) # inexistent first level path assert extract_intrinsic_metadata("/something-inexistent") == {} # inexistent second level path (as expected by pypi archives) assert extract_intrinsic_metadata(tmp_path) == {} # inexistent PKG-INFO within second level path existing_path_no_pkginfo = path.join(tmp_path, "something") os.mkdir(existing_path_no_pkginfo) assert extract_intrinsic_metadata(tmp_path) == {} # LOADER SCENARIO # # "edge" cases (for the same origin) # # no release artifact: # {visit full, status: uneventful, no contents, etc...} requests_mock_datadir_missing_all = requests_mock_datadir_factory( ignore_urls=[ "https://files.pythonhosted.org/packages/ec/65/c0116953c9a3f47de89e71964d6c7b0c783b01f29fa3390584dbf3046b4d/0805nexter-1.1.0.zip", # noqa "https://files.pythonhosted.org/packages/c4/a0/4562cda161dc4ecbbe9e2a11eb365400c0461845c5be70d73869786809c4/0805nexter-1.2.0.zip", # noqa ] ) def test_pypi_no_release_artifact(swh_storage, requests_mock_datadir_missing_all): """Load a pypi project with all artifacts missing ends up with no snapshot """ url = "https://pypi.org/project/0805nexter" loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() assert actual_load_status["status"] == "uneventful" assert actual_load_status["snapshot_id"] is not None stats = get_stats(swh_storage) assert { "content": 0, "directory": 0, "origin": 1, "origin_visit": 1, "release": 0, "revision": 0, "skipped_content": 0, "snapshot": 1, } == stats assert_last_visit_matches(swh_storage, url, status="partial", type="pypi") def test_pypi_fail__load_snapshot(swh_storage, requests_mock_datadir): """problem during loading: {visit: failed, status: failed, no snapshot} """ url = "https://pypi.org/project/0805nexter" with patch( "swh.loader.package.pypi.loader.PyPILoader._load_snapshot", side_effect=ValueError("Fake problem to fail visit"), ): loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() assert actual_load_status == {"status": "failed"} stats = get_stats(loader.storage) assert { "content": 6, "directory": 4, "origin": 1, "origin_visit": 1, "release": 0, "revision": 2, "skipped_content": 0, "snapshot": 0, } == stats assert_last_visit_matches(swh_storage, url, status="failed", type="pypi") # problem during loading: # {visit: partial, status: uneventful, no snapshot} def test_pypi_release_with_traceback(swh_storage, requests_mock_datadir): url = "https://pypi.org/project/0805nexter" with patch( "swh.loader.package.pypi.loader.PyPILoader.last_snapshot", side_effect=ValueError("Fake problem to fail the visit"), ): loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() assert actual_load_status == {"status": "failed"} stats = get_stats(swh_storage) assert { "content": 0, "directory": 0, "origin": 1, "origin_visit": 1, "release": 0, "revision": 0, "skipped_content": 0, "snapshot": 0, } == stats assert_last_visit_matches(swh_storage, url, status="failed", type="pypi") # problem during loading: failure early enough in between swh contents... # some contents (contents, directories, etc...) have been written in storage # {visit: partial, status: eventful, no snapshot} # problem during loading: failure late enough we can have snapshots (some # revisions are written in storage already) # {visit: partial, status: eventful, snapshot} # "normal" cases (for the same origin) # requests_mock_datadir_missing_one = requests_mock_datadir_factory( ignore_urls=[ "https://files.pythonhosted.org/packages/ec/65/c0116953c9a3f47de89e71964d6c7b0c783b01f29fa3390584dbf3046b4d/0805nexter-1.1.0.zip", # noqa ] ) # some missing release artifacts: # {visit partial, status: eventful, 1 snapshot} def test_pypi_revision_metadata_structure( swh_storage, requests_mock_datadir, _0805nexter_api_info ): url = "https://pypi.org/project/0805nexter" loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() assert actual_load_status["status"] == "eventful" assert actual_load_status["snapshot_id"] is not None expected_revision_id = hash_to_bytes("e445da4da22b31bfebb6ffc4383dbf839a074d21") revision = swh_storage.revision_get([expected_revision_id])[0] assert revision is not None check_metadata_paths( revision.metadata, paths=[ ("intrinsic.tool", str), ("intrinsic.raw", dict), ("extrinsic.provider", str), ("extrinsic.when", str), ("extrinsic.raw", dict), ("original_artifact", list), ], ) for original_artifact in revision.metadata["original_artifact"]: check_metadata_paths( original_artifact, paths=[("filename", str), ("length", int), ("checksums", dict),], ) revision_swhid = CoreSWHID( object_type=ObjectType.REVISION, object_id=expected_revision_id ) directory_swhid = ExtendedSWHID( object_type=ExtendedObjectType.DIRECTORY, object_id=revision.directory ) metadata_authority = MetadataAuthority( type=MetadataAuthorityType.FORGE, url="https://pypi.org/", ) expected_metadata = [ RawExtrinsicMetadata( target=directory_swhid, authority=metadata_authority, fetcher=MetadataFetcher( name="swh.loader.package.pypi.loader.PyPILoader", version=__version__, ), discovery_date=loader.visit_date, format="pypi-project-json", metadata=json.dumps( json.loads(_0805nexter_api_info)["releases"]["1.2.0"][0] ).encode(), origin=url, revision=revision_swhid, ) ] assert swh_storage.raw_extrinsic_metadata_get( directory_swhid, metadata_authority, ) == PagedResult(next_page_token=None, results=expected_metadata,) def test_pypi_visit_with_missing_artifact( swh_storage, requests_mock_datadir_missing_one ): """Load a pypi project with some missing artifacts ends up with 1 snapshot """ url = "https://pypi.org/project/0805nexter" loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() expected_snapshot_id = hash_to_bytes("dd0e4201a232b1c104433741dbf45895b8ac9355") assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } stats = get_stats(swh_storage) assert { "content": 3, "directory": 2, "origin": 1, "origin_visit": 1, "release": 0, "revision": 1, "skipped_content": 0, "snapshot": 1, } == stats expected_contents = map( hash_to_bytes, [ "405859113963cb7a797642b45f171d6360425d16", "e5686aa568fdb1d19d7f1329267082fe40482d31", "83ecf6ec1114fd260ca7a833a2d165e71258c338", ], ) assert list(swh_storage.content_missing_per_sha1(expected_contents)) == [] expected_dirs = map( hash_to_bytes, [ "b178b66bd22383d5f16f4f5c923d39ca798861b4", "c3a58f8b57433a4b56caaa5033ae2e0931405338", ], ) assert list(swh_storage.directory_missing(expected_dirs)) == [] # {revision hash: directory hash} expected_revs = { hash_to_bytes("e445da4da22b31bfebb6ffc4383dbf839a074d21"): hash_to_bytes( "b178b66bd22383d5f16f4f5c923d39ca798861b4" ), # noqa } assert list(swh_storage.revision_missing(expected_revs)) == [] expected_snapshot = Snapshot( id=hash_to_bytes(expected_snapshot_id), branches={ b"releases/1.2.0": SnapshotBranch( target=hash_to_bytes("e445da4da22b31bfebb6ffc4383dbf839a074d21"), target_type=TargetType.REVISION, ), b"HEAD": SnapshotBranch( target=b"releases/1.2.0", target_type=TargetType.ALIAS, ), }, ) check_snapshot(expected_snapshot, storage=swh_storage) assert_last_visit_matches( swh_storage, url, status="partial", type="pypi", snapshot=expected_snapshot_id, ) def test_pypi_visit_with_1_release_artifact(swh_storage, requests_mock_datadir): """With no prior visit, load a pypi project ends up with 1 snapshot """ url = "https://pypi.org/project/0805nexter" loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() expected_snapshot_id = hash_to_bytes("ba6e158ada75d0b3cfb209ffdf6daa4ed34a227a") assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } stats = get_stats(swh_storage) assert { "content": 6, "directory": 4, "origin": 1, "origin_visit": 1, "release": 0, "revision": 2, "skipped_content": 0, "snapshot": 1, } == stats expected_contents = map( hash_to_bytes, [ "a61e24cdfdab3bb7817f6be85d37a3e666b34566", "938c33483285fd8ad57f15497f538320df82aeb8", "a27576d60e08c94a05006d2e6d540c0fdb5f38c8", "405859113963cb7a797642b45f171d6360425d16", "e5686aa568fdb1d19d7f1329267082fe40482d31", "83ecf6ec1114fd260ca7a833a2d165e71258c338", ], ) assert list(swh_storage.content_missing_per_sha1(expected_contents)) == [] expected_dirs = map( hash_to_bytes, [ "05219ba38bc542d4345d5638af1ed56c7d43ca7d", "cf019eb456cf6f78d8c4674596f1c9a97ece8f44", "b178b66bd22383d5f16f4f5c923d39ca798861b4", "c3a58f8b57433a4b56caaa5033ae2e0931405338", ], ) assert list(swh_storage.directory_missing(expected_dirs)) == [] # {revision hash: directory hash} expected_revs = { hash_to_bytes("4c99891f93b81450385777235a37b5e966dd1571"): hash_to_bytes( "05219ba38bc542d4345d5638af1ed56c7d43ca7d" ), # noqa hash_to_bytes("e445da4da22b31bfebb6ffc4383dbf839a074d21"): hash_to_bytes( "b178b66bd22383d5f16f4f5c923d39ca798861b4" ), # noqa } assert list(swh_storage.revision_missing(expected_revs)) == [] expected_snapshot = Snapshot( id=expected_snapshot_id, branches={ b"releases/1.1.0": SnapshotBranch( target=hash_to_bytes("4c99891f93b81450385777235a37b5e966dd1571"), target_type=TargetType.REVISION, ), b"releases/1.2.0": SnapshotBranch( target=hash_to_bytes("e445da4da22b31bfebb6ffc4383dbf839a074d21"), target_type=TargetType.REVISION, ), b"HEAD": SnapshotBranch( target=b"releases/1.2.0", target_type=TargetType.ALIAS, ), }, ) check_snapshot(expected_snapshot, swh_storage) assert_last_visit_matches( swh_storage, url, status="full", type="pypi", snapshot=expected_snapshot_id ) def test_pypi_multiple_visits_with_no_change(swh_storage, requests_mock_datadir): """Multiple visits with no changes results in 1 same snapshot """ url = "https://pypi.org/project/0805nexter" loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() snapshot_id = hash_to_bytes("ba6e158ada75d0b3cfb209ffdf6daa4ed34a227a") assert actual_load_status == { "status": "eventful", "snapshot_id": snapshot_id.hex(), } assert_last_visit_matches( swh_storage, url, status="full", type="pypi", snapshot=snapshot_id ) stats = get_stats(swh_storage) assert { "content": 6, "directory": 4, "origin": 1, "origin_visit": 1, "release": 0, "revision": 2, "skipped_content": 0, "snapshot": 1, } == stats expected_snapshot = Snapshot( id=snapshot_id, branches={ b"releases/1.1.0": SnapshotBranch( target=hash_to_bytes("4c99891f93b81450385777235a37b5e966dd1571"), target_type=TargetType.REVISION, ), b"releases/1.2.0": SnapshotBranch( target=hash_to_bytes("e445da4da22b31bfebb6ffc4383dbf839a074d21"), target_type=TargetType.REVISION, ), b"HEAD": SnapshotBranch( target=b"releases/1.2.0", target_type=TargetType.ALIAS, ), }, ) check_snapshot(expected_snapshot, swh_storage) actual_load_status2 = loader.load() assert actual_load_status2 == { "status": "uneventful", "snapshot_id": actual_load_status2["snapshot_id"], } visit_status2 = assert_last_visit_matches( swh_storage, url, status="full", type="pypi" ) stats2 = get_stats(swh_storage) expected_stats2 = stats.copy() expected_stats2["origin_visit"] = 1 + 1 assert expected_stats2 == stats2 # same snapshot assert visit_status2.snapshot == snapshot_id def test_pypi_incremental_visit(swh_storage, requests_mock_datadir_visits): """With prior visit, 2nd load will result with a different snapshot """ url = "https://pypi.org/project/0805nexter" loader = PyPILoader(swh_storage, url) visit1_actual_load_status = loader.load() visit1_stats = get_stats(swh_storage) expected_snapshot_id = hash_to_bytes("ba6e158ada75d0b3cfb209ffdf6daa4ed34a227a") assert visit1_actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } assert_last_visit_matches( swh_storage, url, status="full", type="pypi", snapshot=expected_snapshot_id ) assert { "content": 6, "directory": 4, "origin": 1, "origin_visit": 1, "release": 0, "revision": 2, "skipped_content": 0, "snapshot": 1, } == visit1_stats # Reset internal state del loader._cached__raw_info del loader._cached_info visit2_actual_load_status = loader.load() visit2_stats = get_stats(swh_storage) assert visit2_actual_load_status["status"] == "eventful", visit2_actual_load_status expected_snapshot_id2 = hash_to_bytes("2e5149a7b0725d18231a37b342e9b7c4e121f283") assert visit2_actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id2.hex(), } assert_last_visit_matches( swh_storage, url, status="full", type="pypi", snapshot=expected_snapshot_id2 ) assert { "content": 6 + 1, # 1 more content "directory": 4 + 2, # 2 more directories "origin": 1, "origin_visit": 1 + 1, "release": 0, "revision": 2 + 1, # 1 more revision "skipped_content": 0, "snapshot": 1 + 1, # 1 more snapshot } == visit2_stats expected_contents = map( hash_to_bytes, [ "a61e24cdfdab3bb7817f6be85d37a3e666b34566", "938c33483285fd8ad57f15497f538320df82aeb8", "a27576d60e08c94a05006d2e6d540c0fdb5f38c8", "405859113963cb7a797642b45f171d6360425d16", "e5686aa568fdb1d19d7f1329267082fe40482d31", "83ecf6ec1114fd260ca7a833a2d165e71258c338", "92689fa2b7fb4d4fc6fb195bf73a50c87c030639", ], ) assert list(swh_storage.content_missing_per_sha1(expected_contents)) == [] expected_dirs = map( hash_to_bytes, [ "05219ba38bc542d4345d5638af1ed56c7d43ca7d", "cf019eb456cf6f78d8c4674596f1c9a97ece8f44", "b178b66bd22383d5f16f4f5c923d39ca798861b4", "c3a58f8b57433a4b56caaa5033ae2e0931405338", "e226e7e4ad03b4fc1403d69a18ebdd6f2edd2b3a", "52604d46843b898f5a43208045d09fcf8731631b", ], ) assert list(swh_storage.directory_missing(expected_dirs)) == [] # {revision hash: directory hash} expected_revs = { hash_to_bytes("4c99891f93b81450385777235a37b5e966dd1571"): hash_to_bytes( "05219ba38bc542d4345d5638af1ed56c7d43ca7d" ), # noqa hash_to_bytes("e445da4da22b31bfebb6ffc4383dbf839a074d21"): hash_to_bytes( "b178b66bd22383d5f16f4f5c923d39ca798861b4" ), # noqa hash_to_bytes("51247143b01445c9348afa9edfae31bf7c5d86b1"): hash_to_bytes( "e226e7e4ad03b4fc1403d69a18ebdd6f2edd2b3a" ), # noqa } assert list(swh_storage.revision_missing(expected_revs)) == [] expected_snapshot = Snapshot( id=expected_snapshot_id2, branches={ b"releases/1.1.0": SnapshotBranch( target=hash_to_bytes("4c99891f93b81450385777235a37b5e966dd1571"), target_type=TargetType.REVISION, ), b"releases/1.2.0": SnapshotBranch( target=hash_to_bytes("e445da4da22b31bfebb6ffc4383dbf839a074d21"), target_type=TargetType.REVISION, ), b"releases/1.3.0": SnapshotBranch( target=hash_to_bytes("51247143b01445c9348afa9edfae31bf7c5d86b1"), target_type=TargetType.REVISION, ), b"HEAD": SnapshotBranch( target=b"releases/1.3.0", target_type=TargetType.ALIAS, ), }, ) check_snapshot(expected_snapshot, swh_storage) assert_last_visit_matches( swh_storage, url, status="full", type="pypi", snapshot=expected_snapshot.id ) urls = [ m.url for m in requests_mock_datadir_visits.request_history if m.url.startswith("https://files.pythonhosted.org") ] # visited each artifact once across 2 visits assert len(urls) == len(set(urls)) # release artifact, no new artifact # {visit full, status uneventful, same snapshot as before} # release artifact, old artifact with different checksums # {visit full, status full, new snapshot with shared history and some new # different history} # release with multiple sdist artifacts per pypi "version" # snapshot branch output is different def test_pypi_visit_1_release_with_2_artifacts(swh_storage, requests_mock_datadir): """With no prior visit, load a pypi project ends up with 1 snapshot """ url = "https://pypi.org/project/nexter" loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() expected_snapshot_id = hash_to_bytes("a27e638a4dad6fbfa273c6ebec1c4bf320fb84c6") assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } expected_snapshot = Snapshot( id=expected_snapshot_id, branches={ b"releases/1.1.0/nexter-1.1.0.zip": SnapshotBranch( target=hash_to_bytes("4c99891f93b81450385777235a37b5e966dd1571"), target_type=TargetType.REVISION, ), b"releases/1.1.0/nexter-1.1.0.tar.gz": SnapshotBranch( target=hash_to_bytes("0bf88f5760cca7665d0af4d6575d9301134fe11a"), target_type=TargetType.REVISION, ), }, ) check_snapshot(expected_snapshot, swh_storage) assert_last_visit_matches( swh_storage, url, status="full", type="pypi", snapshot=expected_snapshot.id ) -def test_pypi_artifact_to_revision_id_none(): - """Current loader version should stop soon if nothing can be found - - """ - - class artifact_metadata: - sha256 = "6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec" - - assert artifact_to_revision_id({}, artifact_metadata) is None - - known_artifacts = { - "b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92": { - "original_artifact": {"sha256": "something-irrelevant",}, - }, - } - - assert artifact_to_revision_id(known_artifacts, artifact_metadata) is None - - -def test_pypi_artifact_to_revision_id_old_loader_version(): +def test_pypi__known_artifact_to_extid__old_loader_version(): """Current loader version should solve old metadata scheme """ - - class artifact_metadata: - sha256 = "6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec" - - known_artifacts = { - hash_to_bytes("b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92"): { - "original_artifact": {"sha256": "something-wrong",}, - }, - hash_to_bytes("845673bfe8cbd31b1eaf757745a964137e6f9116"): { - "original_artifact": { - "sha256": "6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec", # noqa - }, - }, - } - - assert artifact_to_revision_id(known_artifacts, artifact_metadata) == hash_to_bytes( - "845673bfe8cbd31b1eaf757745a964137e6f9116" + assert ( + PyPILoader.known_artifact_to_extid( + {"original_artifact": {"sha256": "something-wrong",},} + ) + is None ) + sha256 = "6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec" + assert PyPILoader.known_artifact_to_extid( + {"original_artifact": {"sha256": sha256}} + ) == hash_to_bytes(sha256) -def test_pypi_artifact_to_revision_id_current_loader_version(): + +def test_pypi__known_artifact_to_extid__current_loader_version(): """Current loader version should be able to solve current metadata scheme """ + sha256 = "6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec" - class artifact_metadata: - sha256 = "6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec" - - known_artifacts = { - hash_to_bytes("b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92"): { - "original_artifact": [ - { - "checksums": { - "sha256": "6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec", # noqa - }, - } - ], - }, - hash_to_bytes("845673bfe8cbd31b1eaf757745a964137e6f9116"): { - "original_artifact": [{"checksums": {"sha256": "something-wrong"},}], - }, - } + assert PyPILoader.known_artifact_to_extid( + {"original_artifact": [{"checksums": {"sha256": sha256,},}],} + ) == hash_to_bytes(sha256) - assert artifact_to_revision_id(known_artifacts, artifact_metadata) == hash_to_bytes( - "b11ebac8c9d0c9e5063a2df693a18e3aba4b2f92" + assert ( + PyPILoader.known_artifact_to_extid( + {"original_artifact": [{"checksums": {"sha256": "something-wrong"},}],}, + ) + is None ) # there should not be more than one artifact with pytest.raises(ValueError): - artifact_to_revision_id( + PyPILoader.known_artifact_to_extid( { - hash_to_bytes("845673bfe8cbd31b1eaf757745a964137e6f9116"): { - "original_artifact": [ - {"checksums": {"sha256": artifact_metadata.sha256,},}, - {"checksums": {"sha256": artifact_metadata.sha256,},}, - ], - }, - }, - artifact_metadata, + "original_artifact": [ + {"checksums": {"sha256": sha256,},}, + {"checksums": {"sha256": sha256,},}, + ], + } ) def test_pypi_artifact_with_no_intrinsic_metadata(swh_storage, requests_mock_datadir): """Skip artifact with no intrinsic metadata during ingestion """ url = "https://pypi.org/project/upymenu" loader = PyPILoader(swh_storage, url) actual_load_status = loader.load() expected_snapshot_id = hash_to_bytes("1a8893e6a86f444e8be8e7bda6cb34fb1735a00e") assert actual_load_status == { "status": "eventful", "snapshot_id": expected_snapshot_id.hex(), } # no branch as one artifact without any intrinsic metadata expected_snapshot = Snapshot(id=expected_snapshot_id, branches={}) check_snapshot(expected_snapshot, swh_storage) assert_last_visit_matches( swh_storage, url, status="full", type="pypi", snapshot=expected_snapshot.id ) def test_pypi_origin_not_found(swh_storage, requests_mock_datadir): url = "https://pypi.org/project/unknown" loader = PyPILoader(swh_storage, url) assert loader.load() == {"status": "failed"} assert_last_visit_matches( swh_storage, url, status="not_found", type="pypi", snapshot=None ) diff --git a/swh/loader/package/tests/test_loader.py b/swh/loader/package/tests/test_loader.py index 2403e78..6975aa6 100644 --- a/swh/loader/package/tests/test_loader.py +++ b/swh/loader/package/tests/test_loader.py @@ -1,90 +1,136 @@ # Copyright (C) 2019-2021 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 import hashlib import string +from unittest.mock import MagicMock import attr import pytest from swh.loader.package.loader import BasePackageInfo, PackageLoader class FakeStorage: def origin_add(self, origins): raise ValueError("We refuse to add an origin") def origin_visit_get_latest(self, origin): return None class FakeStorage2(FakeStorage): def origin_add(self, origins): pass def origin_visit_add(self, visits): raise ValueError("We refuse to add an origin visit") def test_loader_origin_visit_failure(swh_storage): """Failure to add origin or origin visit should failed immediately """ loader = PackageLoader(swh_storage, "some-url") loader.storage = FakeStorage() actual_load_status = loader.load() assert actual_load_status == {"status": "failed"} loader.storage = FakeStorage2() actual_load_status2 = loader.load() assert actual_load_status2 == {"status": "failed"} -def test_extid(): +def test_resolve_revision_from(): + loader = PackageLoader(None, None) + loader.known_artifact_to_extid = MagicMock( + wraps=lambda known_artifact: known_artifact["key"].encode() + ) + + known_artifacts = { + b"a" * 40: {"key": "extid-of-aaaa"}, + b"b" * 40: {"key": "extid-of-bbbb"}, + } + + p_info = MagicMock() + + # No known artifact -> it would be useless to compute the extid + assert loader.resolve_revision_from({}, p_info) is None + p_info.extid.assert_not_called() + loader.known_artifact_to_extid.assert_not_called() + + p_info.extid.reset_mock() + + # Some artifacts, but the PackageInfo does not support extids + p_info.extid.return_value = None + assert loader.resolve_revision_from(known_artifacts, p_info) is None + p_info.extid.assert_called_once() + loader.known_artifact_to_extid.assert_not_called() + + p_info.extid.reset_mock() + + # Some artifacts, and the PackageInfo is not one of them (ie. cache miss) + p_info.extid.return_value = b"extid-of-cccc" + assert loader.resolve_revision_from(known_artifacts, p_info) is None + p_info.extid.assert_called_once() + loader.known_artifact_to_extid.assert_any_call({"key": "extid-of-aaaa"}) + loader.known_artifact_to_extid.assert_any_call({"key": "extid-of-bbbb"}) + + p_info.extid.reset_mock() + loader.known_artifact_to_extid.reset_mock() + + # Some artifacts, and the PackageInfo is one of them (ie. cache hit) + p_info.extid.return_value = b"extid-of-aaaa" + assert loader.resolve_revision_from(known_artifacts, p_info) == b"a" * 40 + p_info.extid.assert_called_once() + loader.known_artifact_to_extid.assert_called_once_with({"key": "extid-of-aaaa"}) + + +def test_manifest_extid(): """Compute primary key should return the right identity """ @attr.s class TestPackageInfo(BasePackageInfo): a = attr.ib() b = attr.ib() length = attr.ib() filename = attr.ib() version = attr.ib() MANIFEST_FORMAT = string.Template("$a $b") p_info = TestPackageInfo( url="http://example.org/", a=1, b=2, length=221837, filename="8sync-0.1.0.tar.gz", version="0.1.0", ) actual_id = p_info.extid() assert actual_id == hashlib.sha256(b"1 2").digest() def test_no_env_swh_config_filename_raise(monkeypatch): """No SWH_CONFIG_FILENAME environment variable makes package loader init raise """ class DummyPackageLoader(PackageLoader): """A dummy package loader for test purpose""" pass monkeypatch.delenv("SWH_CONFIG_FILENAME", raising=False) with pytest.raises( AssertionError, match="SWH_CONFIG_FILENAME environment variable is undefined" ): DummyPackageLoader.from_configfile(url="some-url")