52 lines
1.8 KiB
Python
52 lines
1.8 KiB
Python
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"""audit_log: append-only admin/scheduler audit trail (who/what/when/before->after)
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Revision ID: 0054_audit_log
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Revises: 0053_user_session_epoch
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Create Date: 2026-07-12
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"""
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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revision: str = "0054_audit_log"
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down_revision: Union[str, None] = "0053_user_session_epoch"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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op.create_table(
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"audit_log",
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sa.Column("id", sa.Integer(), primary_key=True),
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# SET NULL on user delete: keep the trail (it just becomes system-attributed).
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sa.Column(
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"actor_id",
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sa.Integer(),
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sa.ForeignKey("users.id", ondelete="SET NULL"),
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nullable=True,
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),
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sa.Column("action", sa.String(length=48), nullable=False),
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sa.Column("target_type", sa.String(length=32), nullable=True),
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sa.Column("target_id", sa.String(length=128), nullable=True),
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sa.Column("summary", sa.String(length=255), nullable=True),
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sa.Column("before", sa.JSON(), nullable=True),
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sa.Column("after", sa.JSON(), nullable=True),
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sa.Column(
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"created_at",
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sa.DateTime(timezone=True),
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server_default=sa.func.now(),
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nullable=False,
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),
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)
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op.create_index("ix_audit_log_actor_id", "audit_log", ["actor_id"])
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op.create_index("ix_audit_log_action", "audit_log", ["action"])
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op.create_index("ix_audit_log_created_at", "audit_log", ["created_at"])
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def downgrade() -> None:
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op.drop_index("ix_audit_log_created_at", table_name="audit_log")
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op.drop_index("ix_audit_log_action", table_name="audit_log")
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op.drop_index("ix_audit_log_actor_id", table_name="audit_log")
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op.drop_table("audit_log")
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