Christian Krakau-Louis
94 lines
3.7 KiB
Python
94 lines
3.7 KiB
Python
from datetime import UTC, datetime
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from sqlalchemy import Boolean, Column, DateTime, Index, Integer, String, Text, UniqueConstraint
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from app.core.database import Base
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def _utcnow_naive() -> datetime:
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return datetime.now(UTC).replace(tzinfo=None)
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class DNSCache(Base):
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"""Cached DNS authentication result for a domain and selector set."""
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__tablename__ = "dns_cache"
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id = Column(Integer, primary_key=True, index=True)
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domain = Column(String, nullable=False, index=True)
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provider = Column(String, nullable=False, index=True)
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selectors_key = Column(String(64), nullable=False, index=True)
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result_json = Column(Text, nullable=False)
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checked_at = Column(DateTime, default=_utcnow_naive, nullable=False, index=True)
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__table_args__ = (
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UniqueConstraint("domain", "provider", "selectors_key", name="uq_dns_cache_lookup"),
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Index("ix_dns_cache_domain_checked", "domain", "checked_at"),
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)
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def __repr__(self):
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return f"<DNSCache {self.domain} provider={self.provider}>"
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class DNSRecordSnapshot(Base):
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"""Last observed DNS record state for provider-backed DNS integrations."""
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__tablename__ = "dns_record_snapshots"
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id = Column(Integer, primary_key=True, index=True)
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domain = Column(String, nullable=False, index=True)
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provider = Column(String, nullable=False, index=True)
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zone_id = Column(String, nullable=True, index=True)
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record_key = Column(String(128), nullable=False, index=True)
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record_id = Column(String, nullable=True, index=True)
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record_type = Column(String(20), nullable=False, index=True)
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record_name = Column(String, nullable=False, index=True)
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content = Column(Text, nullable=True)
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proxied = Column(Boolean, nullable=True)
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ttl = Column(Integer, nullable=True)
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record_hash = Column(String(64), nullable=False, index=True)
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active = Column(Boolean, default=True, nullable=False, index=True)
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first_seen_at = Column(DateTime, default=_utcnow_naive, nullable=False, index=True)
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last_seen_at = Column(DateTime, default=_utcnow_naive, nullable=False, index=True)
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__table_args__ = (
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UniqueConstraint(
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"domain",
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"provider",
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"record_key",
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name="uq_dns_record_snapshot_lookup",
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),
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Index("ix_dns_record_snapshots_domain_active", "domain", "active"),
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Index("ix_dns_record_snapshots_domain_seen", "domain", "last_seen_at"),
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)
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def __repr__(self):
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return f"<DNSRecordSnapshot {self.domain} {self.record_type} {self.record_name}>"
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class DNSRecordChange(Base):
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"""Append-only DNS record change event detected during provider sync."""
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__tablename__ = "dns_record_changes"
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id = Column(Integer, primary_key=True, index=True)
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domain = Column(String, nullable=False, index=True)
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provider = Column(String, nullable=False, index=True)
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zone_id = Column(String, nullable=True, index=True)
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record_key = Column(String(128), nullable=False, index=True)
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record_id = Column(String, nullable=True, index=True)
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record_type = Column(String(20), nullable=False, index=True)
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record_name = Column(String, nullable=False, index=True)
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change_type = Column(String(20), nullable=False, index=True)
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previous_content = Column(Text, nullable=True)
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current_content = Column(Text, nullable=True)
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observed_at = Column(DateTime, default=_utcnow_naive, nullable=False, index=True)
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__table_args__ = (
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Index("ix_dns_record_changes_domain_observed", "domain", "observed_at"),
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Index("ix_dns_record_changes_record_observed", "record_key", "observed_at"),
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)
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def __repr__(self):
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return f"<DNSRecordChange {self.domain} {self.change_type} {self.record_name}>"
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