93 lines
3.6 KiB
Python
93 lines
3.6 KiB
Python
"""create_user_sessions_table
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Revision ID: 54e4d0db31a3
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Revises: d709b14aa24a
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Create Date: 2025-12-06 01:12:15.123456
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"""
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.dialects import mysql
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# revision identifiers, used by Alembic.
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revision = '54e4d0db31a3'
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down_revision = 'd709b14aa24a'
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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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# Check if table exists before creating
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bind = op.get_bind()
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inspector = sa.inspect(bind)
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tables = inspector.get_table_names()
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if 'user_sessions' not in tables:
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# Create user sessions table
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op.create_table(
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'user_sessions',
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sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
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sa.Column('user_id', sa.Integer(), nullable=False),
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sa.Column('session_token', sa.String(length=255), nullable=False),
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sa.Column('refresh_token', sa.String(length=255), nullable=True),
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sa.Column('ip_address', sa.String(length=45), nullable=True),
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sa.Column('user_agent', sa.String(length=500), nullable=True),
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sa.Column('device_info', sa.Text(), nullable=True),
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sa.Column('is_active', sa.Boolean(), nullable=False, server_default='1'),
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sa.Column('last_activity', sa.DateTime(), nullable=False, server_default=sa.text('CURRENT_TIMESTAMP')),
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sa.Column('expires_at', sa.DateTime(), nullable=False),
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sa.Column('created_at', sa.DateTime(), nullable=False, server_default=sa.text('CURRENT_TIMESTAMP')),
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sa.ForeignKeyConstraint(['user_id'], ['users.id'], ),
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sa.PrimaryKeyConstraint('id')
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)
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# Create indexes
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op.create_index(op.f('ix_user_sessions_id'), 'user_sessions', ['id'], unique=False)
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op.create_index(op.f('ix_user_sessions_user_id'), 'user_sessions', ['user_id'], unique=False)
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op.create_index(op.f('ix_user_sessions_session_token'), 'user_sessions', ['session_token'], unique=True)
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op.create_index(op.f('ix_user_sessions_refresh_token'), 'user_sessions', ['refresh_token'], unique=True)
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op.create_index(op.f('ix_user_sessions_is_active'), 'user_sessions', ['is_active'], unique=False)
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op.create_index(op.f('ix_user_sessions_last_activity'), 'user_sessions', ['last_activity'], unique=False)
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op.create_index(op.f('ix_user_sessions_expires_at'), 'user_sessions', ['expires_at'], unique=False)
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def downgrade() -> None:
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# Drop indexes
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bind = op.get_bind()
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inspector = sa.inspect(bind)
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tables = inspector.get_table_names()
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if 'user_sessions' in tables:
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try:
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op.drop_index(op.f('ix_user_sessions_expires_at'), table_name='user_sessions')
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except Exception:
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pass
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try:
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op.drop_index(op.f('ix_user_sessions_last_activity'), table_name='user_sessions')
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except Exception:
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pass
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try:
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op.drop_index(op.f('ix_user_sessions_is_active'), table_name='user_sessions')
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except Exception:
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pass
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try:
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op.drop_index(op.f('ix_user_sessions_refresh_token'), table_name='user_sessions')
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except Exception:
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pass
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try:
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op.drop_index(op.f('ix_user_sessions_session_token'), table_name='user_sessions')
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except Exception:
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pass
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try:
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op.drop_index(op.f('ix_user_sessions_user_id'), table_name='user_sessions')
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except Exception:
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pass
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try:
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op.drop_index(op.f('ix_user_sessions_id'), table_name='user_sessions')
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except Exception:
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pass
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# Drop table
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op.drop_table('user_sessions')
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