qzl
6641eba9df
replace monolithic migration with ordered scripts, include profiles/sessions in migration, and verify full downgrade/upgrade cycle for clean Supabase bootstrap
345 lines
12 KiB
Python
345 lines
12 KiB
Python
"""initial schema part 2: session and agent tables
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Revision ID: 202602260002
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Revises: 202602260001
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Create Date: 2026-02-26 20:11:00
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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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from sqlalchemy.dialects import postgresql
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revision: str = "202602260002"
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down_revision: Union[str, Sequence[str], None] = "202602260001"
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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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"sessions",
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sa.Column("id", sa.UUID(), nullable=False),
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sa.Column("user_id", sa.UUID(), nullable=False),
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sa.Column("session_type", sa.String(length=20), nullable=False),
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sa.Column("job_id", sa.UUID(), nullable=True),
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sa.Column("title", sa.String(length=255), nullable=True),
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sa.Column("status", sa.String(length=20), nullable=False),
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sa.Column(
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"last_activity_at",
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sa.DateTime(timezone=True),
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server_default=sa.text("now()"),
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nullable=False,
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),
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sa.Column(
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"message_count", sa.Integer(), server_default=sa.text("0"), nullable=False
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),
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sa.Column(
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"total_tokens", sa.Integer(), server_default=sa.text("0"), nullable=False
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),
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sa.Column(
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"total_cost",
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sa.Numeric(precision=12, scale=6),
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server_default=sa.text("0"),
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nullable=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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server_default=sa.text("now()"),
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nullable=False,
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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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server_default=sa.text("now()"),
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nullable=False,
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),
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sa.Column("deleted_at", sa.DateTime(timezone=True), nullable=True),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index("ix_sessions_job_id", "sessions", ["job_id"], unique=False)
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op.execute(
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"CREATE INDEX ix_sessions_user_session_type_last_activity ON sessions (user_id, session_type, last_activity_at DESC)"
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)
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op.execute(
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"ALTER TABLE sessions ADD CONSTRAINT chk_session_type CHECK (session_type IN ('chat', 'automation'))"
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)
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op.execute(
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"ALTER TABLE sessions ADD CONSTRAINT chk_sessions_type_job_consistency CHECK ((session_type = 'chat' AND job_id IS NULL) OR (session_type = 'automation' AND job_id IS NOT NULL))"
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)
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op.execute(
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"ALTER TABLE sessions ADD CONSTRAINT chk_sessions_status CHECK (status IN ('pending', 'running', 'completed', 'failed'))"
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)
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op.create_foreign_key(
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"fk_sessions_user_id",
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"sessions",
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"users",
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["user_id"],
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["id"],
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referent_schema="auth",
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ondelete="CASCADE",
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)
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op.create_foreign_key(
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"fk_sessions_job_id_user_id",
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"sessions",
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"automation_jobs",
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["job_id", "user_id"],
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["id", "owner_id"],
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ondelete="RESTRICT",
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)
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op.create_index(
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"ix_sessions_job_user",
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"sessions",
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["job_id", "user_id"],
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unique=False,
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)
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_enable_rls("sessions")
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op.create_table(
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"messages",
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sa.Column("id", sa.UUID(), nullable=False),
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sa.Column("session_id", sa.UUID(), nullable=False),
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sa.Column("seq", sa.Integer(), nullable=False),
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sa.Column("role", sa.String(length=20), nullable=False),
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sa.Column("content", sa.Text(), nullable=False),
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sa.Column("model_code", sa.String(length=50), nullable=True),
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sa.Column("tool_name", sa.String(length=100), nullable=True),
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sa.Column(
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"input_tokens", sa.Integer(), nullable=False, server_default=sa.text("0")
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),
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sa.Column(
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"output_tokens", sa.Integer(), nullable=False, server_default=sa.text("0")
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),
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sa.Column(
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"cost",
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sa.Numeric(precision=12, scale=6),
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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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"currency",
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sa.String(length=3),
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nullable=False,
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server_default=sa.text("'USD'"),
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),
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sa.Column("latency_ms", sa.Integer(), nullable=True),
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sa.Column("metadata", postgresql.JSONB(astext_type=sa.Text()), 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.text("now()"),
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nullable=False,
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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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server_default=sa.text("now()"),
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nullable=False,
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),
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sa.Column("deleted_at", sa.DateTime(timezone=True), nullable=True),
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sa.PrimaryKeyConstraint("id"),
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sa.UniqueConstraint("session_id", "seq", name="uq_messages_session_seq"),
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)
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op.create_index("ix_messages_session_id", "messages", ["session_id"], unique=False)
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op.execute(
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"ALTER TABLE messages ADD CONSTRAINT chk_message_role CHECK (role IN ('user', 'assistant', 'system', 'tool'))"
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)
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op.create_foreign_key(
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"fk_messages_session_id",
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"messages",
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"sessions",
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["session_id"],
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["id"],
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ondelete="CASCADE",
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)
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_enable_rls("messages")
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op.create_table(
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"user_agents",
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sa.Column("id", sa.UUID(), nullable=False),
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sa.Column("user_id", sa.UUID(), nullable=False),
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sa.Column("llm_id", sa.UUID(), nullable=False),
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sa.Column("agent_type", sa.String(length=20), nullable=False),
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sa.Column(
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"config",
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postgresql.JSONB(astext_type=sa.Text()),
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server_default="{}",
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nullable=False,
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),
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sa.Column("status", sa.String(length=20), nullable=False),
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sa.Column("created_by", sa.UUID(), nullable=True),
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sa.Column("updated_by", sa.UUID(), 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.text("now()"),
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nullable=False,
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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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server_default=sa.text("now()"),
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nullable=False,
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),
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sa.Column("deleted_at", sa.DateTime(timezone=True), nullable=True),
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sa.PrimaryKeyConstraint("id"),
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sa.UniqueConstraint("user_id", name="uq_user_agents_user_id"),
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)
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op.create_index(
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"ix_user_agents_agent_type", "user_agents", ["agent_type"], unique=False
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)
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op.create_index("ix_user_agents_status", "user_agents", ["status"], unique=False)
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op.execute(
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"ALTER TABLE user_agents ADD CONSTRAINT chk_agent_type CHECK (agent_type IN ('INTENT_RECOGNITION', 'TASK_EXECUTION', 'RESULT_REPORTING'))"
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)
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op.create_foreign_key(
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"fk_user_agents_user_id",
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"user_agents",
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"users",
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["user_id"],
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["id"],
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referent_schema="auth",
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ondelete="CASCADE",
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)
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op.create_foreign_key(
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"fk_user_agents_llm_id",
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"user_agents",
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"llms",
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["llm_id"],
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["id"],
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ondelete="RESTRICT",
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)
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op.create_foreign_key(
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"fk_user_agents_created_by",
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"user_agents",
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"users",
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["created_by"],
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["id"],
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referent_schema="auth",
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ondelete="SET NULL",
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)
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op.create_foreign_key(
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"fk_user_agents_updated_by",
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"user_agents",
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"users",
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["updated_by"],
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["id"],
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referent_schema="auth",
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ondelete="SET NULL",
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)
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_enable_rls("user_agents")
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op.create_table(
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"memories",
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sa.Column("id", sa.UUID(), nullable=False),
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sa.Column("owner_id", sa.UUID(), nullable=False),
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sa.Column("agent_id", sa.UUID(), nullable=True),
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sa.Column("memory_type", sa.String(length=20), nullable=False),
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sa.Column("title", sa.String(length=255), nullable=True),
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sa.Column("content", postgresql.JSONB(astext_type=sa.Text()), nullable=False),
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sa.Column("source", sa.String(length=20), nullable=False),
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sa.Column("status", sa.String(length=20), nullable=False),
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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.text("now()"),
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nullable=False,
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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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server_default=sa.text("now()"),
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nullable=False,
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),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index(
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"ix_memories_owner_type_status",
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"memories",
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["owner_id", "memory_type", "status"],
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unique=False,
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)
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op.create_index(
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"ix_memories_agent_type_status",
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"memories",
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["agent_id", "memory_type", "status"],
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unique=False,
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)
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op.execute(
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"ALTER TABLE memories ADD CONSTRAINT chk_memory_type_agent_id CHECK ((memory_type = 'work' AND agent_id IS NOT NULL) OR (memory_type = 'user' AND agent_id IS NULL))"
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)
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op.create_foreign_key(
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"fk_memories_owner_id",
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"memories",
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"users",
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["owner_id"],
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["id"],
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referent_schema="auth",
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ondelete="CASCADE",
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)
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op.create_foreign_key(
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"fk_memories_agent_id",
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"memories",
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"user_agents",
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["agent_id"],
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["id"],
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ondelete="CASCADE",
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)
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_enable_rls("memories")
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def downgrade() -> None:
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_drop_rls("memories")
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op.drop_constraint("fk_memories_agent_id", "memories", type_="foreignkey")
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op.drop_constraint("fk_memories_owner_id", "memories", type_="foreignkey")
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op.drop_table("memories")
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_drop_rls("user_agents")
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op.drop_constraint("fk_user_agents_updated_by", "user_agents", type_="foreignkey")
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op.drop_constraint("fk_user_agents_created_by", "user_agents", type_="foreignkey")
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op.drop_constraint("fk_user_agents_llm_id", "user_agents", type_="foreignkey")
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op.drop_constraint("fk_user_agents_user_id", "user_agents", type_="foreignkey")
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op.drop_table("user_agents")
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_drop_rls("messages")
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op.drop_constraint("fk_messages_session_id", "messages", type_="foreignkey")
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op.drop_table("messages")
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_drop_rls("sessions")
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op.drop_constraint("fk_sessions_job_id_user_id", "sessions", type_="foreignkey")
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op.drop_constraint("fk_sessions_user_id", "sessions", type_="foreignkey")
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op.drop_table("sessions")
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def _enable_rls(table_name: str) -> None:
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for role in ["anon", "authenticated"]:
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for action in ["select", "insert", "update", "delete"]:
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op.execute(
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f"DROP POLICY IF EXISTS {role}_{action}_{table_name} ON {table_name}"
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)
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op.execute(f"ALTER TABLE {table_name} ENABLE ROW LEVEL SECURITY")
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for role in ["anon", "authenticated"]:
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op.execute(
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f"CREATE POLICY {role}_select_{table_name} ON {table_name} FOR SELECT TO {role} USING (false)"
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)
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op.execute(
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f"CREATE POLICY {role}_insert_{table_name} ON {table_name} FOR INSERT TO {role} WITH CHECK (false)"
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)
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op.execute(
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f"CREATE POLICY {role}_update_{table_name} ON {table_name} FOR UPDATE TO {role} USING (false) WITH CHECK (false)"
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)
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op.execute(
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f"CREATE POLICY {role}_delete_{table_name} ON {table_name} FOR DELETE TO {role} USING (false)"
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)
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def _drop_rls(table_name: str) -> None:
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for role in ["anon", "authenticated"]:
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op.execute(f"DROP POLICY IF EXISTS {role}_delete_{table_name} ON {table_name}")
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op.execute(f"DROP POLICY IF EXISTS {role}_update_{table_name} ON {table_name}")
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op.execute(f"DROP POLICY IF EXISTS {role}_insert_{table_name} ON {table_name}")
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op.execute(f"DROP POLICY IF EXISTS {role}_select_{table_name} ON {table_name}")
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op.execute(f"ALTER TABLE {table_name} DISABLE ROW LEVEL SECURITY")
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