115 lines
3.8 KiB
Python
115 lines
3.8 KiB
Python
"""Add shared author-search runtime and cache tables.
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Revision ID: 20260219_0010
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Revises: 20260219_0009
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Create Date: 2026-02-19 22:20:00.000000
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"""
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from collections.abc import Sequence
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.dialects import postgresql
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# revision identifiers, used by Alembic.
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revision: str = "20260219_0010"
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down_revision: str | Sequence[str] | None = "20260219_0009"
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branch_labels: str | Sequence[str] | None = None
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depends_on: str | Sequence[str] | None = None
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def upgrade() -> None:
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bind = op.get_bind()
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inspector = sa.inspect(bind)
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table_names = set(inspector.get_table_names())
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if "author_search_runtime_state" not in table_names:
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op.create_table(
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"author_search_runtime_state",
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sa.Column("state_key", sa.String(length=64), nullable=False),
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sa.Column("last_live_request_at", sa.DateTime(timezone=True), nullable=True),
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sa.Column("cooldown_until", sa.DateTime(timezone=True), nullable=True),
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sa.Column(
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"consecutive_blocked_count",
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sa.Integer(),
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nullable=False,
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server_default=sa.text("0"),
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),
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sa.Column(
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"cooldown_rejection_count",
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sa.Integer(),
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nullable=False,
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server_default=sa.text("0"),
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),
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sa.Column(
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"cooldown_alert_emitted",
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sa.Boolean(),
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nullable=False,
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server_default=sa.text("false"),
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),
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sa.Column(
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"created_at",
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sa.DateTime(timezone=True),
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nullable=False,
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server_default=sa.func.now(),
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),
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sa.Column(
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"updated_at",
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sa.DateTime(timezone=True),
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nullable=False,
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server_default=sa.func.now(),
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),
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sa.PrimaryKeyConstraint("state_key", name=op.f("pk_author_search_runtime_state")),
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)
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if "author_search_cache_entries" not in table_names:
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op.create_table(
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"author_search_cache_entries",
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sa.Column("query_key", sa.String(length=256), nullable=False),
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sa.Column(
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"payload",
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postgresql.JSONB(astext_type=sa.Text()),
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nullable=False,
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),
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sa.Column("expires_at", sa.DateTime(timezone=True), nullable=False),
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sa.Column(
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"cached_at",
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sa.DateTime(timezone=True),
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nullable=False,
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server_default=sa.func.now(),
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),
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sa.Column(
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"updated_at",
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sa.DateTime(timezone=True),
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nullable=False,
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server_default=sa.func.now(),
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),
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sa.PrimaryKeyConstraint("query_key", name=op.f("pk_author_search_cache_entries")),
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)
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op.create_index(
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"ix_author_search_cache_expires_at",
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"author_search_cache_entries",
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["expires_at"],
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unique=False,
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)
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op.create_index(
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"ix_author_search_cache_cached_at",
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"author_search_cache_entries",
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["cached_at"],
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unique=False,
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)
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def downgrade() -> None:
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bind = op.get_bind()
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inspector = sa.inspect(bind)
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table_names = set(inspector.get_table_names())
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if "author_search_cache_entries" in table_names:
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op.drop_index("ix_author_search_cache_cached_at", table_name="author_search_cache_entries")
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op.drop_index("ix_author_search_cache_expires_at", table_name="author_search_cache_entries")
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op.drop_table("author_search_cache_entries")
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if "author_search_runtime_state" in table_names:
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op.drop_table("author_search_runtime_state")
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