131 lines
5.3 KiB
Python
131 lines
5.3 KiB
Python
"""Create normalized control-plane tables and workspace-bound foreign keys."""
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from __future__ import annotations
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import sqlalchemy as sa
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from alembic import op
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revision = "0002_control_plane"
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down_revision = "0001_baseline"
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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"""Create the control schema with composite workspace constraints."""
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op.execute(sa.text("CREATE SCHEMA IF NOT EXISTS control"))
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op.create_table(
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"workspaces",
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sa.Column("id", sa.Uuid(), primary_key=True),
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sa.Column("name", sa.String(120), nullable=False),
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sa.Column("slug", sa.String(64), nullable=False),
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sa.Column("active", sa.Boolean(), nullable=False, server_default=sa.true()),
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sa.Column(
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"created_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()
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),
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sa.UniqueConstraint("slug", name="uq_workspaces_slug"),
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schema="control",
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)
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op.create_table(
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"applications",
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sa.Column("id", sa.Uuid(), primary_key=True),
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sa.Column("workspace_id", sa.Uuid(), nullable=False),
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sa.Column("name", sa.String(120), nullable=False),
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sa.Column("slug", sa.String(64), nullable=False),
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sa.Column("scopes", sa.JSON(), nullable=False),
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sa.Column("active", sa.Boolean(), nullable=False, server_default=sa.true()),
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sa.Column(
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"created_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()
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),
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sa.ForeignKeyConstraint(["workspace_id"], ["control.workspaces.id"], ondelete="CASCADE"),
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sa.UniqueConstraint("id", "workspace_id", name="uq_applications_id_workspace"),
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sa.UniqueConstraint("workspace_id", "slug", name="uq_applications_workspace_slug"),
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schema="control",
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)
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op.create_table(
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"spaces",
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sa.Column("id", sa.Uuid(), primary_key=True),
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sa.Column("workspace_id", sa.Uuid(), nullable=False),
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sa.Column("name", sa.String(120), nullable=False),
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sa.Column("slug", sa.String(64), nullable=False),
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sa.Column("active", sa.Boolean(), nullable=False, server_default=sa.true()),
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sa.Column("trust_required", sa.Boolean(), nullable=False, server_default=sa.false()),
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sa.Column("retention_days", sa.Integer(), nullable=True),
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sa.Column(
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"created_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()
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),
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sa.ForeignKeyConstraint(["workspace_id"], ["control.workspaces.id"], ondelete="CASCADE"),
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sa.UniqueConstraint("id", "workspace_id", name="uq_spaces_id_workspace"),
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sa.UniqueConstraint("workspace_id", "slug", name="uq_spaces_workspace_slug"),
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schema="control",
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)
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op.create_table(
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"grants",
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sa.Column("id", sa.Uuid(), primary_key=True),
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sa.Column("workspace_id", sa.Uuid(), nullable=False),
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sa.Column("application_id", sa.Uuid(), nullable=False),
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sa.Column("knowledge_space_id", sa.Uuid(), nullable=False),
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sa.Column("role", sa.String(32), nullable=False),
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sa.Column("active", sa.Boolean(), nullable=False, server_default=sa.true()),
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sa.Column(
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"created_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()
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),
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sa.ForeignKeyConstraint(
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["application_id", "workspace_id"],
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["control.applications.id", "control.applications.workspace_id"],
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ondelete="CASCADE",
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),
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sa.ForeignKeyConstraint(
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["knowledge_space_id", "workspace_id"],
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["control.spaces.id", "control.spaces.workspace_id"],
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ondelete="CASCADE",
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),
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sa.UniqueConstraint(
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"application_id", "knowledge_space_id", "role", name="uq_grants_application_space_role"
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),
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schema="control",
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)
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op.create_table(
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"policies",
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sa.Column("id", sa.Uuid(), primary_key=True),
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sa.Column("workspace_id", sa.Uuid(), nullable=False),
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sa.Column("knowledge_space_id", sa.Uuid(), nullable=True),
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sa.Column("operation", sa.String(120), nullable=False),
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sa.Column("required_scopes", sa.JSON(), nullable=False),
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sa.Column("active", sa.Boolean(), nullable=False, server_default=sa.true()),
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sa.Column(
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"created_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()
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),
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sa.ForeignKeyConstraint(["workspace_id"], ["control.workspaces.id"], ondelete="CASCADE"),
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sa.ForeignKeyConstraint(
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["knowledge_space_id", "workspace_id"],
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["control.spaces.id", "control.spaces.workspace_id"],
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ondelete="CASCADE",
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),
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schema="control",
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)
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op.create_index(
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"uq_policies_workspace_operation",
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"policies",
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["workspace_id", "operation"],
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unique=True,
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schema="control",
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postgresql_where=sa.text("knowledge_space_id IS NULL"),
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)
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op.create_index(
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"uq_policies_workspace_space_operation",
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"policies",
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["workspace_id", "knowledge_space_id", "operation"],
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unique=True,
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schema="control",
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postgresql_where=sa.text("knowledge_space_id IS NOT NULL"),
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)
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def downgrade() -> None:
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"""Remove the control schema created by this migration."""
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op.execute(sa.text("DROP SCHEMA IF EXISTS control CASCADE"))
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