/
models.py
777 lines (667 loc) · 24.6 KB
/
models.py
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import enum
from collections import OrderedDict
from urllib.parse import urlparse
import packaging.utils
from citext import CIText
from github_reserved_names import ALL as GITHUB_RESERVED_NAMES
from pyramid.authorization import Allow
from pyramid.threadlocal import get_current_request
from sqlalchemy import (
BigInteger,
Boolean,
CheckConstraint,
Column,
DateTime,
Enum,
FetchedValue,
ForeignKey,
Index,
Integer,
String,
Table,
Text,
UniqueConstraint,
func,
orm,
sql,
)
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.exc import MultipleResultsFound, NoResultFound
from sqlalchemy.ext.associationproxy import association_proxy
from sqlalchemy.ext.declarative import declared_attr # type: ignore
from sqlalchemy.ext.hybrid import hybrid_property
from sqlalchemy.orm import validates
from sqlalchemy.orm.collections import attribute_mapped_collection
from warehouse import db
from warehouse.accounts.models import User
from warehouse.classifiers.models import Classifier
from warehouse.events.models import HasEvents
from warehouse.integrations.vulnerabilities.models import VulnerabilityRecord
from warehouse.organizations.models import (
Organization,
OrganizationProject,
OrganizationRole,
OrganizationRoleType,
TeamProjectRole,
)
from warehouse.sitemap.models import SitemapMixin
from warehouse.utils import dotted_navigator
from warehouse.utils.attrs import make_repr
class Role(db.Model):
__tablename__ = "roles"
__table_args__ = (
Index("roles_user_id_idx", "user_id"),
Index("roles_project_id_idx", "project_id"),
UniqueConstraint("user_id", "project_id", name="_roles_user_project_uc"),
)
__repr__ = make_repr("role_name")
role_name = Column(Text, nullable=False)
user_id = Column(
ForeignKey("users.id", onupdate="CASCADE", ondelete="CASCADE"), nullable=False
)
project_id = Column(
ForeignKey("projects.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
)
user = orm.relationship(User, lazy=False)
project = orm.relationship("Project", lazy=False, back_populates="roles")
class RoleInvitationStatus(enum.Enum):
Pending = "pending"
Expired = "expired"
class RoleInvitation(db.Model):
__tablename__ = "role_invitations"
__table_args__ = (
Index("role_invitations_user_id_idx", "user_id"),
UniqueConstraint(
"user_id", "project_id", name="_role_invitations_user_project_uc"
),
)
__repr__ = make_repr("invite_status", "user", "project")
invite_status = Column(
Enum(RoleInvitationStatus, values_callable=lambda x: [e.value for e in x]),
nullable=False,
)
token = Column(Text, nullable=False)
user_id = Column(
ForeignKey("users.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
index=True,
)
project_id = Column(
ForeignKey("projects.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
index=True,
)
user = orm.relationship(User, lazy=False)
project = orm.relationship("Project", lazy=False)
class ProjectFactory:
def __init__(self, request):
self.request = request
def __getitem__(self, project):
try:
return (
self.request.db.query(Project)
.filter(Project.normalized_name == func.normalize_pep426_name(project))
.one()
)
except NoResultFound:
raise KeyError from None
def __contains__(self, project):
try:
self[project]
except KeyError:
return False
else:
return True
class TwoFactorRequireable:
# Project owner requires 2FA for this project
owners_require_2fa = Column(Boolean, nullable=False, server_default=sql.false())
# PyPI requires 2FA for this project
pypi_mandates_2fa = Column(Boolean, nullable=False, server_default=sql.false())
@hybrid_property
def two_factor_required(self):
return self.owners_require_2fa | self.pypi_mandates_2fa
class Project(SitemapMixin, TwoFactorRequireable, HasEvents, db.Model):
__tablename__ = "projects"
__table_args__ = (
CheckConstraint(
"name ~* '^([A-Z0-9]|[A-Z0-9][A-Z0-9._-]*[A-Z0-9])$'::text",
name="projects_valid_name",
),
CheckConstraint(
"upload_limit <= 1073741824", # 1.0 GiB == 1073741824 bytes
name="projects_upload_limit_max_value",
),
)
__repr__ = make_repr("name")
name = Column(Text, nullable=False)
normalized_name = Column(
Text,
nullable=False,
unique=True,
server_default=FetchedValue(),
server_onupdate=FetchedValue(),
)
created = Column(
DateTime(timezone=False),
nullable=False,
server_default=sql.func.now(),
index=True,
)
has_docs = Column(Boolean)
upload_limit = Column(Integer, nullable=True)
total_size_limit = Column(BigInteger, nullable=True)
last_serial = Column(Integer, nullable=False, server_default=sql.text("0"))
total_size = Column(BigInteger, server_default=sql.text("0"))
organization = orm.relationship(
Organization,
secondary=OrganizationProject.__table__, # type: ignore
back_populates="projects",
uselist=False,
viewonly=True,
)
roles = orm.relationship(
Role,
back_populates="project",
passive_deletes=True,
)
team_project_roles = orm.relationship(
TeamProjectRole,
back_populates="project",
passive_deletes=True,
)
users = orm.relationship(User, secondary=Role.__table__, backref="projects", viewonly=True) # type: ignore # noqa
releases = orm.relationship(
"Release",
backref="project",
cascade="all, delete-orphan",
order_by=lambda: Release._pypi_ordering.desc(), # type: ignore
passive_deletes=True,
)
def __getitem__(self, version):
session = orm.object_session(self)
canonical_version = packaging.utils.canonicalize_version(version)
try:
return (
session.query(Release)
.filter(
Release.project == self,
Release.canonical_version == canonical_version,
)
.one()
)
except MultipleResultsFound:
# There are multiple releases of this project which have the same
# canonical version that were uploaded before we checked for
# canonical version equivalence, so return the exact match instead
try:
return (
session.query(Release)
.filter(Release.project == self, Release.version == version)
.one()
)
except NoResultFound:
# There are multiple releases of this project which have the
# same canonical version, but none that have the exact version
# specified, so just 404
raise KeyError from None
except NoResultFound:
raise KeyError from None
def __acl__(self):
session = orm.object_session(self)
acls = [
(Allow, "group:admins", "admin"),
(Allow, "group:moderators", "moderator"),
]
# The project has zero or more OIDC publishers registered to it,
# each of which serves as an identity with the ability to upload releases.
for publisher in self.oidc_publishers:
acls.append((Allow, f"oidc:{publisher.id}", ["upload"]))
# Get all of the users for this project.
query = session.query(Role).filter(Role.project == self)
query = query.options(orm.lazyload("project"))
query = query.options(orm.lazyload("user"))
permissions = {
(role.user_id, "Administer" if role.role_name == "Owner" else "Upload")
for role in query.all()
}
# Add all of the team members for this project.
query = session.query(TeamProjectRole).filter(TeamProjectRole.project == self)
query = query.options(orm.lazyload("project"))
query = query.options(orm.lazyload("team"))
for role in query.all():
permissions |= {
(user.id, "Administer" if role.role_name.value == "Owner" else "Upload")
for user in role.team.members
}
# Add all organization owners for this project.
if self.organization:
query = session.query(OrganizationRole).filter(
OrganizationRole.organization == self.organization,
OrganizationRole.role_name == OrganizationRoleType.Owner,
)
query = query.options(orm.lazyload("organization"))
query = query.options(orm.lazyload("user"))
permissions |= {(role.user_id, "Administer") for role in query.all()}
for user_id, permission_name in sorted(permissions, key=lambda x: (x[1], x[0])):
if permission_name == "Administer":
acls.append((Allow, f"user:{user_id}", ["manage:project", "upload"]))
else:
acls.append((Allow, f"user:{user_id}", ["upload"]))
return acls
@property
def documentation_url(self):
# TODO: Move this into the database and eliminate the use of the
# threadlocal here.
request = get_current_request()
# If the project doesn't have docs, then we'll just return a None here.
if not self.has_docs:
return
return request.route_url("legacy.docs", project=self.name)
@property
def owners(self):
"""Return all users who are owners of the project."""
owner_roles = (
orm.object_session(self)
.query(User.id)
.join(Role.user)
.filter(Role.role_name == "Owner", Role.project == self)
.subquery()
)
return (
orm.object_session(self)
.query(User)
.join(owner_roles, User.id == owner_roles.c.id)
.all()
)
@property
def all_versions(self):
return (
orm.object_session(self)
.query(
Release.version, Release.created, Release.is_prerelease, Release.yanked
)
.filter(Release.project == self)
.order_by(Release._pypi_ordering.desc())
.all()
)
@property
def latest_version(self):
return (
orm.object_session(self)
.query(Release.version, Release.created, Release.is_prerelease)
.filter(Release.project == self, Release.yanked.is_(False))
.order_by(Release.is_prerelease.nullslast(), Release._pypi_ordering.desc())
.first()
)
class DependencyKind(enum.IntEnum):
requires = 1
provides = 2
obsoletes = 3
requires_dist = 4
provides_dist = 5
obsoletes_dist = 6
requires_external = 7
class Dependency(db.Model):
__tablename__ = "release_dependencies"
__table_args__ = (
Index("release_dependencies_release_kind_idx", "release_id", "kind"),
)
__repr__ = make_repr("release", "kind", "specifier")
release_id = Column(
ForeignKey("releases.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
)
kind = Column(Integer)
specifier = Column(Text)
def _dependency_relation(kind):
return orm.relationship(
"Dependency",
primaryjoin=lambda: sql.and_(
Release.id == Dependency.release_id, Dependency.kind == kind.value
),
viewonly=True,
)
class Description(db.Model):
__tablename__ = "release_descriptions"
content_type = Column(Text)
raw = Column(Text, nullable=False)
html = Column(Text, nullable=False)
rendered_by = Column(Text, nullable=False)
class ReleaseURL(db.Model):
__tablename__ = "release_urls"
__table_args__ = (
UniqueConstraint("release_id", "name"),
CheckConstraint(
"char_length(name) BETWEEN 1 AND 32",
name="release_urls_valid_name",
),
)
__repr__ = make_repr("name", "url")
release_id = Column(
ForeignKey("releases.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
index=True,
)
name = Column(String(32), nullable=False)
url = Column(Text, nullable=False)
class Release(db.Model):
__tablename__ = "releases"
@declared_attr
def __table_args__(cls): # noqa
return (
Index("release_created_idx", cls.created.desc()),
Index("release_project_created_idx", cls.project_id, cls.created.desc()),
Index("release_version_idx", cls.version),
Index("release_canonical_version_idx", cls.canonical_version),
UniqueConstraint("project_id", "version"),
)
__repr__ = make_repr("project", "version")
__parent__ = dotted_navigator("project")
__name__ = dotted_navigator("version")
project_id = Column(
ForeignKey("projects.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
)
version = Column(Text, nullable=False)
canonical_version = Column(Text, nullable=False)
is_prerelease = Column(Boolean, nullable=False, server_default=sql.false())
author = Column(Text)
author_email = Column(Text)
maintainer = Column(Text)
maintainer_email = Column(Text)
home_page = Column(Text)
license = Column(Text)
summary = Column(Text)
keywords = Column(Text)
platform = Column(Text)
download_url = Column(Text)
_pypi_ordering = Column(Integer)
requires_python = Column(Text)
created = Column(
DateTime(timezone=False), nullable=False, server_default=sql.func.now()
)
description_id = Column(
ForeignKey("release_descriptions.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
index=True,
)
description = orm.relationship(
"Description",
backref=orm.backref(
"release",
cascade="all, delete-orphan",
passive_deletes=True,
passive_updates=True,
single_parent=True,
uselist=False,
),
)
yanked = Column(Boolean, nullable=False, server_default=sql.false())
yanked_reason = Column(Text, nullable=False, server_default="")
_classifiers = orm.relationship(
Classifier,
backref="project_releases",
secondary=lambda: release_classifiers, # type: ignore
order_by=Classifier.ordering,
passive_deletes=True,
)
classifiers = association_proxy("_classifiers", "classifier")
_project_urls = orm.relationship(
ReleaseURL,
backref="release",
collection_class=attribute_mapped_collection("name"),
cascade="all, delete-orphan",
order_by=lambda: ReleaseURL.name.asc(),
passive_deletes=True,
)
project_urls = association_proxy(
"_project_urls",
"url",
creator=lambda k, v: ReleaseURL(name=k, url=v), # type: ignore
)
files = orm.relationship(
"File",
backref="release",
cascade="all, delete-orphan",
lazy="dynamic",
order_by=lambda: File.filename, # type: ignore
passive_deletes=True,
)
dependencies = orm.relationship(
"Dependency",
backref="release",
cascade="all, delete-orphan",
passive_deletes=True,
)
vulnerabilities = orm.relationship(
VulnerabilityRecord,
back_populates="releases",
secondary="release_vulnerabilities",
passive_deletes=True,
)
_requires = _dependency_relation(DependencyKind.requires)
requires = association_proxy("_requires", "specifier")
_provides = _dependency_relation(DependencyKind.provides)
provides = association_proxy("_provides", "specifier")
_obsoletes = _dependency_relation(DependencyKind.obsoletes)
obsoletes = association_proxy("_obsoletes", "specifier")
_requires_dist = _dependency_relation(DependencyKind.requires_dist)
requires_dist = association_proxy("_requires_dist", "specifier")
_provides_dist = _dependency_relation(DependencyKind.provides_dist)
provides_dist = association_proxy("_provides_dist", "specifier")
_obsoletes_dist = _dependency_relation(DependencyKind.obsoletes_dist)
obsoletes_dist = association_proxy("_obsoletes_dist", "specifier")
_requires_external = _dependency_relation(DependencyKind.requires_external)
requires_external = association_proxy("_requires_external", "specifier")
uploader_id = Column(
ForeignKey("users.id", onupdate="CASCADE", ondelete="SET NULL"),
nullable=True,
index=True,
)
uploader = orm.relationship(User)
uploaded_via = Column(Text)
@property
def urls(self):
_urls = OrderedDict()
if self.home_page:
_urls["Homepage"] = self.home_page
if self.download_url:
_urls["Download"] = self.download_url
for name, url in self.project_urls.items():
# avoid duplicating homepage/download links in case the same
# url is specified in the pkginfo twice (in the Home-page
# or Download-URL field and again in the Project-URL fields)
comp_name = name.casefold().replace("-", "").replace("_", "")
if comp_name == "homepage" and url == _urls.get("Homepage"):
continue
if comp_name == "downloadurl" and url == _urls.get("Download"):
continue
_urls[name] = url
return _urls
@staticmethod
def get_user_name_and_repo_name(urls):
for url in urls:
parsed = urlparse(url)
segments = parsed.path.strip("/").split("/")
if parsed.netloc in {"github.com", "www.github.com"} and len(segments) >= 2:
user_name, repo_name = segments[:2]
if user_name in GITHUB_RESERVED_NAMES:
continue
if repo_name.endswith(".git"):
repo_name = repo_name.removesuffix(".git")
return user_name, repo_name
return None, None
@property
def github_repo_info_url(self):
user_name, repo_name = self.get_user_name_and_repo_name(self.urls.values())
if user_name and repo_name:
return f"https://api.github.com/repos/{user_name}/{repo_name}"
@property
def github_open_issue_info_url(self):
user_name, repo_name = self.get_user_name_and_repo_name(self.urls.values())
if user_name and repo_name:
return (
f"https://api.github.com/search/issues?q=repo:{user_name}/{repo_name}"
"+type:issue+state:open&per_page=1"
)
@property
def has_meta(self):
return any(
[
self.license,
self.keywords,
self.author,
self.author_email,
self.maintainer,
self.maintainer_email,
self.requires_python,
]
)
class File(HasEvents, db.Model):
__tablename__ = "release_files"
@declared_attr
def __table_args__(cls): # noqa
return (
CheckConstraint("sha256_digest ~* '^[A-F0-9]{64}$'"),
CheckConstraint("blake2_256_digest ~* '^[A-F0-9]{64}$'"),
Index(
"release_files_single_sdist",
"release_id",
"packagetype",
unique=True,
postgresql_where=(
(cls.packagetype == "sdist")
& (cls.allow_multiple_sdist == False) # noqa
),
),
Index("release_files_release_id_idx", "release_id"),
Index("release_files_archived_idx", "archived"),
Index("release_files_cached_idx", "cached"),
)
release_id = Column(
ForeignKey("releases.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
)
python_version = Column(Text)
requires_python = Column(Text)
packagetype = Column(
Enum(
"bdist_dmg",
"bdist_dumb",
"bdist_egg",
"bdist_msi",
"bdist_rpm",
"bdist_wheel",
"bdist_wininst",
"sdist",
)
)
comment_text = Column(Text)
filename = Column(Text, unique=True)
path = Column(Text, unique=True, nullable=False)
size = Column(Integer)
md5_digest = Column(Text, unique=True, nullable=False)
sha256_digest = Column(CIText, unique=True, nullable=False)
blake2_256_digest = Column(CIText, unique=True, nullable=False)
upload_time = Column(DateTime(timezone=False), server_default=func.now())
uploaded_via = Column(Text)
# PEP 658
metadata_file_sha256_digest = Column(CIText, nullable=True)
metadata_file_blake2_256_digest = Column(CIText, nullable=True)
# We need this column to allow us to handle the currently existing "double"
# sdists that exist in our database. Eventually we should try to get rid
# of all of them and then remove this column.
allow_multiple_sdist = Column(Boolean, nullable=False, server_default=sql.false())
cached = Column(
Boolean,
comment="If True, the object has been populated to our cache bucket.",
nullable=False,
server_default=sql.false(),
)
archived = Column(
Boolean,
comment="If True, the object has been archived to our archival bucket.",
nullable=False,
server_default=sql.false(),
)
@hybrid_property
def metadata_path(self):
return self.path + ".metadata"
@metadata_path.expression # type: ignore
def metadata_path(self):
return func.concat(self.path, ".metadata")
@validates("requires_python")
def validates_requires_python(self, *args, **kwargs):
raise RuntimeError("Cannot set File.requires_python")
class Filename(db.ModelBase):
__tablename__ = "file_registry"
id = Column(Integer, primary_key=True, nullable=False)
filename = Column(Text, unique=True, nullable=False)
release_classifiers = Table(
"release_classifiers",
db.metadata,
Column(
"release_id",
ForeignKey("releases.id", onupdate="CASCADE", ondelete="CASCADE"),
nullable=False,
),
Column("trove_id", Integer(), ForeignKey("trove_classifiers.id")),
Index("rel_class_trove_id_idx", "trove_id"),
Index("rel_class_release_id_idx", "release_id"),
)
class JournalEntry(db.ModelBase):
__tablename__ = "journals"
@declared_attr
def __table_args__(cls): # noqa
return (
Index("journals_changelog", "submitted_date", "name", "version", "action"),
Index("journals_name_idx", "name"),
Index("journals_version_idx", "version"),
Index("journals_submitted_by_idx", "submitted_by"),
Index("journals_submitted_date_id_idx", cls.submitted_date, cls.id),
)
id = Column(Integer, primary_key=True, nullable=False)
name = Column(Text)
version = Column(Text)
action = Column(Text)
submitted_date = Column(
DateTime(timezone=False), nullable=False, server_default=sql.func.now()
)
_submitted_by = Column(
"submitted_by",
CIText,
ForeignKey("users.username", onupdate="CASCADE"),
nullable=True,
)
submitted_by = orm.relationship(User, lazy="raise_on_sql")
submitted_from = Column(Text)
class ProhibitedProjectName(db.Model):
__tablename__ = "prohibited_project_names"
__table_args__ = (
CheckConstraint(
"name ~* '^([A-Z0-9]|[A-Z0-9][A-Z0-9._-]*[A-Z0-9])$'::text",
name="prohibited_project_valid_name",
),
)
__repr__ = make_repr("name")
created = Column(
DateTime(timezone=False), nullable=False, server_default=sql.func.now()
)
name = Column(Text, unique=True, nullable=False)
_prohibited_by = Column(
"prohibited_by", UUID(as_uuid=True), ForeignKey("users.id"), index=True
)
prohibited_by = orm.relationship(User)
comment = Column(Text, nullable=False, server_default="")