39 lines
1.1 KiB
Python
39 lines
1.1 KiB
Python
"""Add gateway_id foreign key to agents table.
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Agents need to belong to a gateway so that main-agent provisioning
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and session lookups can resolve which gateway an agent connects to.
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Revision ID: d2a3b4c5e6f7
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Revises: c4a1d2e3f4a5
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Create Date: 2026-05-21 04:30:00.000000
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"""
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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 identifiers, used by Alembic.
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revision = "d2a3b4c5e6f7"
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down_revision = "c4a1d2e3f4a5"
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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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"""Add gateway_id column and foreign key to agents."""
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op.add_column(
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"agents",
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sa.Column("gateway_id", sa.Uuid(), nullable=True),
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)
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op.create_index("ix_agents_gateway_id", "agents", ["gateway_id"], unique=False)
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op.create_foreign_key("agents_gateway_id_fkey", "agents", "gateways", ["gateway_id"], ["id"])
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def downgrade() -> None:
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"""Remove gateway_id from agents."""
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op.drop_constraint("agents_gateway_id_fkey", "agents", type_="foreignkey")
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op.drop_index("ix_agents_gateway_id", table_name="agents")
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op.drop_column("agents", "gateway_id") |