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PassKeeper/migrations/versions/d4e5f6a7b8c9_add_lockout_and_mfa_backup_codes.py
T

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1.5 KiB
Python

"""add lockout columns and mfa_backup_codes to users
Revision ID: d4e5f6a7b8c9
Revises: c3d4e5f6a7b8
Create Date: 2026-05-02 00:00:00.000000
Adds three nullable/defaulted columns to users:
- failed_login_count INTEGER NOT NULL DEFAULT 0
Incremented on every failed login, reset on success or lockout expiry.
- locked_until DATETIME NULL
When set (and in the future), login is rejected with HTTP 429.
- mfa_backup_codes TEXT NULL
JSON array of Argon2id-hashed one-time backup codes generated at
MFA enrollment. NULL = no codes generated / MFA not enabled.
Cleared when MFA is disabled.
"""
from alembic import op
import sqlalchemy as sa
revision = 'd4e5f6a7b8c9'
down_revision = 'c3d4e5f6a7b8'
branch_labels = None
depends_on = None
def upgrade():
with op.batch_alter_table('users', schema=None) as batch_op:
batch_op.add_column(
sa.Column(
'failed_login_count',
sa.Integer(),
nullable=False,
server_default='0',
)
)
batch_op.add_column(
sa.Column('locked_until', sa.DateTime(), nullable=True)
)
batch_op.add_column(
sa.Column('mfa_backup_codes', sa.Text(), nullable=True)
)
def downgrade():
with op.batch_alter_table('users', schema=None) as batch_op:
batch_op.drop_column('mfa_backup_codes')
batch_op.drop_column('locked_until')
batch_op.drop_column('failed_login_count')