ogn-python/ogn/commands/database.py

81 wiersze
2.2 KiB
Python

from ogn.commands.dbutils import engine, session
from ogn.model import Base, AddressOrigin
from ogn.utils import get_airports
from ogn.collect.database import update_device_infos
from manager import Manager
manager = Manager()
ALEMBIC_CONFIG_FILE = "alembic.ini"
@manager.command
def init():
"""Initialize the database."""
from alembic.config import Config
from alembic import command
session.execute('CREATE EXTENSION IF NOT EXISTS postgis;')
session.commit()
Base.metadata.create_all(engine)
alembic_cfg = Config(ALEMBIC_CONFIG_FILE)
command.stamp(alembic_cfg, "head")
print("Done.")
@manager.command
def upgrade():
"""Upgrade database to the latest version."""
from alembic.config import Config
from alembic import command
alembic_cfg = Config(ALEMBIC_CONFIG_FILE)
command.upgrade(alembic_cfg, 'head')
@manager.command
def drop(sure='n'):
"""Drop all tables."""
if sure == 'y':
Base.metadata.drop_all(engine)
print('Dropped all tables.')
else:
print("Add argument '--sure y' to drop all tables.")
@manager.command
def import_ddb():
"""Import registered devices from the DDB."""
print("Import registered devices fom the DDB...")
address_origin = AddressOrigin.ogn_ddb
counter = update_device_infos(session,
address_origin)
print("Imported %i devices." % counter)
@manager.command
def import_file(path='tests/custom_ddb.txt'):
"""Import registered devices from a local file."""
# (flushes previously manually imported entries)
print("Import registered devices from '{}'...".format(path))
address_origin = AddressOrigin.user_defined
counter = update_device_infos(session,
address_origin,
csvfile=path)
print("Imported %i devices." % counter)
@manager.command
def import_airports(path='tests/SeeYou.cup'):
"""Import airports from a ".cup" file"""
print("Import airports from '{}'...".format(path))
airports = get_airports(path)
session.bulk_save_objects(airports)
session.commit()
print("Imported {} airports.".format(len(airports)))