65 lines
2.6 KiB
Python
65 lines
2.6 KiB
Python
"""remove adapters, update agents: capabilities + token on agent
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Revision ID: a1b2c3d4e5f6
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Revises: 864b0ce5d657
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Create Date: 2026-02-15 22:30:00.000000
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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 = 'a1b2c3d4e5f6'
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down_revision: Union[str, None] = '864b0ce5d657'
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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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# Add new columns to agents
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op.add_column('agents', sa.Column('token', sa.String(255), unique=True))
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op.add_column('agents', sa.Column('capabilities', postgresql.ARRAY(sa.String()), server_default='{}', nullable=False))
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# Generate tokens for existing agents
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op.execute("UPDATE agents SET token = 'agent-' || md5(random()::text || clock_timestamp()::text) WHERE token IS NULL")
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op.alter_column('agents', 'token', nullable=False)
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# Drop old columns from agents
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op.drop_constraint('agents_adapter_id_fkey', 'agents', type_='foreignkey')
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op.drop_column('agents', 'adapter_id')
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op.drop_column('agents', 'system_prompt')
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op.drop_column('agents', 'host')
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op.drop_column('agents', 'pid')
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op.drop_column('agents', 'restart_count')
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# Change default subscription_mode
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op.alter_column('agents', 'subscription_mode', server_default='assigned')
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# Drop adapters table
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op.drop_table('adapters')
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def downgrade() -> None:
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# Recreate adapters
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op.create_table(
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'adapters',
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sa.Column('id', postgresql.UUID(as_uuid=True), primary_key=True, server_default=sa.text('gen_random_uuid()')),
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sa.Column('name', sa.String(255), nullable=False),
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sa.Column('provider', sa.String(50), nullable=False),
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sa.Column('config', postgresql.JSONB, nullable=False, server_default='{}'),
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sa.Column('capabilities', postgresql.ARRAY(sa.String()), nullable=False, server_default='{}'),
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sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('now()')),
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sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('now()')),
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)
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# Re-add columns to agents
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op.add_column('agents', sa.Column('adapter_id', postgresql.UUID(as_uuid=True)))
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op.add_column('agents', sa.Column('system_prompt', sa.Text()))
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op.add_column('agents', sa.Column('host', sa.String(255), server_default='localhost'))
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op.add_column('agents', sa.Column('pid', sa.Integer()))
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op.add_column('agents', sa.Column('restart_count', sa.Integer(), server_default='0'))
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op.drop_column('agents', 'token')
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op.drop_column('agents', 'capabilities')
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