fediseer/fediseer/classes/instance.py

222 lines
13 KiB
Python

from datetime import datetime
from sqlalchemy import Enum, UniqueConstraint
from sqlalchemy.dialects.postgresql import UUID
from loguru import logger
from fediseer.flask import db, SQLITE_MODE
from fediseer import enums
from fediseer.consts import POLLS_PER_DAY
uuid_column_type = lambda: UUID(as_uuid=True) if not SQLITE_MODE else db.String(36)
# This is used to know when last time an instance removed their guarantee from another to prevent trolling/spamming
# By someone adding/removing guarantees
class RejectionRecord(db.Model):
__tablename__ = "rejection_records"
__table_args__ = (UniqueConstraint('rejector_id', 'rejected_id', name='endoresements_rejector_id_rejected_id'),)
id = db.Column(db.Integer, primary_key=True)
rejector_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
rejector_instance = db.relationship("Instance", back_populates="rejections", foreign_keys=[rejector_id])
rejected_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
rejected_instance = db.relationship("Instance", back_populates="rejectors", foreign_keys=[rejected_id])
created = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
performed = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
def refresh(self):
self.performed = datetime.utcnow()
class Guarantee(db.Model):
__tablename__ = "guarantees"
id = db.Column(db.Integer, primary_key=True)
guarantor_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
guarantor_instance = db.relationship("Instance", back_populates="guarantees", foreign_keys=[guarantor_id])
guaranteed_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), unique=True, nullable=False, index=True)
guaranteed_instance = db.relationship("Instance", back_populates="guarantors", foreign_keys=[guaranteed_id])
created = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
class Endorsement(db.Model):
__tablename__ = "endorsements"
__table_args__ = (UniqueConstraint('approving_id', 'endorsed_id', name='endoresements_approving_id_endorsed_id'),)
id = db.Column(db.Integer, primary_key=True)
reason = db.Column(db.String(255), unique=False, nullable=True, index=False)
approving_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
approving_instance = db.relationship("Instance", back_populates="approvals", foreign_keys=[approving_id])
endorsed_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
endorsed_instance = db.relationship("Instance", back_populates="endorsements", foreign_keys=[endorsed_id])
created = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
class Censure(db.Model):
__tablename__ = "censures"
__table_args__ = (UniqueConstraint('censuring_id', 'censured_id', name='censures_censuring_id_censured_id'),)
id = db.Column(db.Integer, primary_key=True)
reason = db.Column(db.String(255), unique=False, nullable=True, index=False)
evidence = db.Column(db.Text, unique=False, nullable=True, index=False)
censuring_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
censuring_instance = db.relationship("Instance", back_populates="censures_given", foreign_keys=[censuring_id])
censured_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
censured_instance = db.relationship("Instance", back_populates="censures_received", foreign_keys=[censured_id])
created = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
class Hesitation(db.Model):
__tablename__ = "hesitations"
__table_args__ = (UniqueConstraint('hesitant_id', 'dubious_id', name='hesitations_hesitant_id_dubious_id'),)
id = db.Column(db.Integer, primary_key=True)
reason = db.Column(db.String(255), unique=False, nullable=True, index=False)
evidence = db.Column(db.Text, unique=False, nullable=True, index=False)
hesitant_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
hesitating_instance = db.relationship("Instance", back_populates="hesitations_given", foreign_keys=[hesitant_id])
dubious_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
dubious_instance = db.relationship("Instance", back_populates="hesitations_received", foreign_keys=[dubious_id])
created = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
class Solicitation(db.Model):
__tablename__ = "solicitations"
__table_args__ = (UniqueConstraint('source_id', 'target_id', name='solicitations_source_id_target_id'),)
id = db.Column(db.Integer, primary_key=True)
comment = db.Column(db.Text, unique=False, nullable=True, index=False)
source_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
source_instance = db.relationship("Instance", back_populates="solicitations_requested", foreign_keys=[source_id])
target_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=True, index=True)
target_instance = db.relationship("Instance", back_populates="solicitations_received", foreign_keys=[target_id])
created = db.Column(db.DateTime, default=datetime.utcnow, nullable=False, index=True)
class InstanceFlag(db.Model):
__tablename__ = "instance_flags"
__table_args__ = (UniqueConstraint('instance_id', 'flag', name='instance_flags_instance_id_flag'),)
id = db.Column(db.Integer, primary_key=True)
comment = db.Column(db.String(255), unique=False, nullable=True, index=False)
flag = db.Column(Enum(enums.InstanceFlags), nullable=False, index=True)
instance_id = db.Column(db.Integer, db.ForeignKey("instances.id", ondelete="CASCADE"), nullable=False, index=True)
instance = db.relationship("Instance", back_populates="flags")
created = db.Column(db.DateTime, default=datetime.utcnow, nullable=False, index=True)
class Instance(db.Model):
__tablename__ = "instances"
id = db.Column(db.Integer, primary_key=True)
domain = db.Column(db.String(255), unique=True, nullable=False, index=True)
created = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
updated = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
oprhan_since = db.Column(db.DateTime, nullable=True)
open_registrations = db.Column(db.Boolean, unique=False, nullable=True, index=True)
email_verify = db.Column(db.Boolean, unique=False, nullable=True, index=True)
approval_required = db.Column(db.Boolean, unique=False, nullable=True, index=True)
has_captcha = db.Column(db.Boolean, unique=False, nullable=True, index=True)
software = db.Column(db.String(50), unique=False, nullable=False, index=True)
sysadmins = db.Column(db.Integer, unique=False, nullable=True)
moderators = db.Column(db.Integer, unique=False, nullable=True)
pm_proxy = db.Column(Enum(enums.PMProxy), default=enums.PMProxy.NONE, nullable=False)
poll_failures = db.Column(db.Integer, default=0, nullable=True)
visibility_endorsements = db.Column(Enum(enums.ListVisibility), default=enums.ListVisibility.OPEN, nullable=False)
visibility_censures = db.Column(Enum(enums.ListVisibility), default=enums.ListVisibility.OPEN, nullable=False)
visibility_hesitations = db.Column(Enum(enums.ListVisibility), default=enums.ListVisibility.OPEN, nullable=False)
approvals = db.relationship("Endorsement", back_populates="approving_instance", cascade="all, delete-orphan", foreign_keys=[Endorsement.approving_id])
endorsements = db.relationship("Endorsement", back_populates="endorsed_instance", cascade="all, delete-orphan", foreign_keys=[Endorsement.endorsed_id])
censures_given = db.relationship("Censure", back_populates="censuring_instance", cascade="all, delete-orphan", foreign_keys=[Censure.censuring_id])
censures_received = db.relationship("Censure", back_populates="censured_instance", cascade="all, delete-orphan", foreign_keys=[Censure.censured_id])
hesitations_given = db.relationship("Hesitation", back_populates="hesitating_instance", cascade="all, delete-orphan", foreign_keys=[Hesitation.hesitant_id])
hesitations_received = db.relationship("Hesitation", back_populates="dubious_instance", cascade="all, delete-orphan", foreign_keys=[Hesitation.dubious_id])
solicitations_requested = db.relationship("Solicitation", back_populates="source_instance", cascade="all, delete-orphan", foreign_keys=[Solicitation.source_id])
solicitations_received = db.relationship("Solicitation", back_populates="target_instance", cascade="all, delete-orphan", foreign_keys=[Solicitation.target_id])
guarantees = db.relationship("Guarantee", back_populates="guarantor_instance", cascade="all, delete-orphan", foreign_keys=[Guarantee.guarantor_id])
guarantors = db.relationship("Guarantee", back_populates="guaranteed_instance", cascade="all, delete-orphan", foreign_keys=[Guarantee.guaranteed_id])
rejections = db.relationship("RejectionRecord", back_populates="rejector_instance", cascade="all, delete-orphan", foreign_keys=[RejectionRecord.rejector_id])
rejectors = db.relationship("RejectionRecord", back_populates="rejected_instance", cascade="all, delete-orphan", foreign_keys=[RejectionRecord.rejected_id])
admins = db.relationship("Claim", back_populates="instance", cascade="all, delete-orphan")
flags = db.relationship("InstanceFlag", back_populates="instance", cascade="all, delete-orphan")
def create(self):
db.session.add(self)
db.session.commit()
def get_details(self,show_visibilities=False):
email_verification = None
# We only know this info for lemmy currently
if self.software == "lemmy":
email_verification = self.email_verify
ret_dict = {
"id": self.id,
"domain": self.domain,
"software": self.software,
"claimed": len(self.admins),
"open_registrations": self.open_registrations,
"email_verify": email_verification,
"approval_required": self.approval_required,
"has_captcha": self.has_captcha,
"endorsements": len(self.endorsements),
"approvals": len(self.approvals),
"guarantor": self.get_guarantor_domain(),
"sysadmins": self.sysadmins,
"moderators": self.moderators,
"state": self.get_state().name,
}
if show_visibilities:
ret_dict["visibility_endorsements"] = self.visibility_endorsements.name
ret_dict["visibility_censures"] = self.visibility_censures.name
ret_dict["visibility_hesitations"] = self.visibility_hesitations.name
ret_dict["flags"] = []
for flag in self.flags:
ret_dict["flags"].append({
"flag": flag.flag.name,
"comment": flag.comment
})
return ret_dict
def get_guarantee(self):
if len(self.guarantors) == 0:
return None
return self.guarantors[0]
def is_guaranteed(self):
return len(self.guarantors) > 0
def get_guarantor(self):
guarantee = self.get_guarantee()
if not guarantee:
return None
return guarantee.guarantor_instance
return Instance.query.filter_by(id=guarantee.guarantor_id).first()
def get_guarantor_domain(self):
guarantor = self.get_guarantor()
return guarantor.domain if guarantor else None
def set_as_oprhan(self):
self.oprhan_since = datetime.utcnow()
db.session.commit()
def unset_as_orphan(self):
self.oprhan_since = None
db.session.commit()
def is_claimed(self):
return len(self.admins) > 0
def is_endorsing(self,instance):
return instance in self.approvals
def is_censuring(self,instance):
return instance in self.censures_given
def is_hesitating(self,instance):
return instance in self.hesitations_given
def get_state(self):
if self.poll_failures == 0:
return enums.InstanceState.UP
if self.poll_failures <= POLLS_PER_DAY:
return enums.InstanceState.UNREACHABLE
if self.poll_failures <= 30*POLLS_PER_DAY:
return enums.InstanceState.OFFLINE
return enums.InstanceState.DECIMMISSIONED
def has_flag(self, flag_enum):
for flag in self.flags:
if flag.flag == flag_enum:
return True
return False