Files

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Python

"""FC-3h: backup_run — operator-facing artifact record for a backup run.
One row per backup attempt (kind='db' or 'images'). Lifecycle
tracking (started_at/finished_at/duration_ms/exception text) lives
in task_run from FC-3i — this row records artifact metadata: file
paths, sizes, tag (retention protection), and restore lineage via
restored_from_id.
Status values (String, not Postgres ENUM — per
feedback_check_existing_enums):
pending — created but task hasn't started yet (rare; usually
status starts as 'running' from the task body).
running — backup task is in flight.
ok — artifact successfully written.
error — task raised; error column populated.
restoring — this row represents a restore attempt (kind = restored
kind); linked to source via restored_from_id.
restored — restore completed successfully.
"""
from datetime import datetime
from sqlalchemy import JSON, BigInteger, DateTime, ForeignKey, Integer, String, Text
from sqlalchemy.orm import Mapped, mapped_column
from .base import Base
class BackupRun(Base):
__tablename__ = "backup_run"
id: Mapped[int] = mapped_column(Integer, primary_key=True)
kind: Mapped[str] = mapped_column(String(16), nullable=False, index=True)
status: Mapped[str] = mapped_column(
String(16), nullable=False, default="pending", index=True,
)
tag: Mapped[str | None] = mapped_column(String(64), nullable=True, index=True)
triggered_by: Mapped[str] = mapped_column(String(32), nullable=False)
started_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True), nullable=False, index=True,
)
finished_at: Mapped[datetime | None] = mapped_column(
DateTime(timezone=True), nullable=True, index=True,
)
sql_path: Mapped[str | None] = mapped_column(Text, nullable=True)
tar_path: Mapped[str | None] = mapped_column(Text, nullable=True)
size_bytes: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
error: Mapped[str | None] = mapped_column(Text, nullable=True)
manifest: Mapped[dict] = mapped_column(
JSON, nullable=False, default=dict, server_default="{}",
)
restored_from_id: Mapped[int | None] = mapped_column(
ForeignKey("backup_run.id", ondelete="SET NULL"),
nullable=True,
)