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initial work on replacing the old pywidevine
- Existing devices are converted to WVD - Delete device <-> user relation on delete - Strip out old vinetrimmer in preparation to replace it with Devine - Moved User util class to its own file - Renamed `Library` class to `GetWVKeys` - Moved `search_res_to_dict` to utils - Removed old pywidevine
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"""convert_device_to_wvd | ||
Revision ID: 8fbc59f03986 | ||
Revises: 684292138a0a | ||
Create Date: 2024-07-24 16:35:56.530161 | ||
""" | ||
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import base64 | ||
import logging | ||
from typing import Sequence, Union | ||
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import sqlalchemy as sa | ||
from pywidevine.device import Device, DeviceTypes | ||
from sqlalchemy.dialects import mysql | ||
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from alembic import op | ||
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# revision identifiers, used by Alembic. | ||
revision: str = "8fbc59f03986" | ||
down_revision: Union[str, None] = "684292138a0a" | ||
branch_labels: Union[str, Sequence[str], None] = None | ||
depends_on: Union[str, Sequence[str], None] = "684292138a0a" | ||
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logger = logging.getLogger("alembic.runtime.migration") | ||
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def upgrade() -> None: | ||
# create the new wvd column and make it nullable temporarily | ||
op.add_column("devices", sa.Column("wvd", sa.Text(), nullable=True)) | ||
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# DROP all devices that have an empty private key or client id | ||
op.execute("DELETE FROM devices WHERE device_private_key = '' OR client_id_blob_filename = ''") | ||
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# run through all devices and convert them to a WVD | ||
devices = ( | ||
op.get_bind().execute(sa.text("SELECT code,client_id_blob_filename,device_private_key FROM devices")).fetchall() | ||
) | ||
for code, client_id, private_key in devices: | ||
logger.info(f"Converting device {code} to WVD") | ||
wvd = Device( | ||
type_=DeviceTypes.ANDROID, | ||
security_level=3, | ||
flags=None, | ||
private_key=base64.b64decode(private_key), | ||
client_id=base64.b64decode(client_id), | ||
) | ||
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wvd_b64 = base64.b64encode(wvd.dumps()).decode() | ||
op.get_bind().execute( | ||
sa.text("UPDATE devices SET wvd = :wvd WHERE code = :code"), {"wvd": wvd_b64, "code": code} | ||
) | ||
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# make the wvd column non-nullable | ||
op.alter_column("devices", "wvd", existing_type=sa.Text(), nullable=False) | ||
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# remove the old columns | ||
op.drop_column("devices", "device_private_key") | ||
op.drop_column("devices", "client_id_blob_filename") | ||
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def downgrade() -> None: | ||
raise NotImplementedError("Downgrade is not supported for this migration.") |
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