31 lines
1.0 KiB
Python
31 lines
1.0 KiB
Python
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"""Session model — PostgreSQL audit trail for sessions."""
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from __future__ import annotations
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import uuid
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from datetime import datetime
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from sqlalchemy import String, DateTime, ForeignKey, func
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from sqlalchemy.dialects.postgresql import UUID as PGUUID
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from sqlalchemy.orm import Mapped, mapped_column
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from app.core.db import Base, TenantMixin
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class Session(Base, TenantMixin):
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"""Immutable session audit record. Runtime session lookup uses Redis."""
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__tablename__ = "sessions"
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id: Mapped[uuid.UUID] = mapped_column(
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PGUUID(as_uuid=True), primary_key=True, default=uuid.uuid4
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)
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user_id: Mapped[uuid.UUID] = mapped_column(
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PGUUID(as_uuid=True), ForeignKey("users.id", ondelete="CASCADE"), nullable=False, index=True
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)
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csrf_token: Mapped[str] = mapped_column(String(255), nullable=False)
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expires_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), nullable=False, server_default=func.now()
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)
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