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"""Increase size of ``connection.extra`` field to handle multiple RSA keys

Revision ID: 449b4072c2da
Revises: 82b7c48c147f
Create Date: 2020-03-16 19:02:55.337710

"""
from __future__ import annotations

import sqlalchemy as sa
from alembic import op

# revision identifiers, used by Alembic.
revision = '449b4072c2da'
down_revision = '82b7c48c147f'
branch_labels = None
depends_on = None
airflow_version = '2.0.2'


def upgrade():
    """Apply increase_length_for_connection_password"""
    with op.batch_alter_table('connection', schema=None) as batch_op:
        batch_op.alter_column(
            'extra',
            existing_type=sa.VARCHAR(length=5000),
            type_=sa.TEXT(),
            existing_nullable=True,
        )


def downgrade():
    """Unapply increase_length_for_connection_password"""
    with op.batch_alter_table('connection', schema=None) as batch_op:
        batch_op.alter_column(
            'extra',
            existing_type=sa.TEXT(),
            type_=sa.VARCHAR(length=5000),
            existing_nullable=True,
        )
