Source code for openquake.commands.reset
# -*- coding: utf-8 -*-
# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright (C) 2017-2019 GEM Foundation
#
# OpenQuake is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# OpenQuake is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with OpenQuake. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import time
import signal
from openquake.baselib import sap, config
from openquake.commonlib import logs
from openquake.engine.utils import confirm
from openquake.server import dbserver
from openquake.commands.purge import purge_all
[docs]@sap.script
def reset(yes):
"""
Remove all the datastores and the database of the current user
"""
ok = yes or confirm('Do you really want to destroy all your data? (y/n) ')
if not ok:
return
dbpath = os.path.realpath(os.path.expanduser(config.dbserver.file))
# user must be able to access and write the databse file to remove it
if os.path.isfile(dbpath) and os.access(dbpath, os.W_OK):
if dbserver.get_status() == 'running':
if config.dbserver.multi_user:
sys.exit('The oq dbserver must be stopped '
'before proceeding')
else:
pid = logs.dbcmd('getpid')
os.kill(pid, signal.SIGTERM)
time.sleep(.5) # give time to stop
assert dbserver.get_status() == 'not-running'
print('dbserver stopped')
try:
os.remove(dbpath)
print('Removed %s' % dbpath)
except OSError as exc:
print(exc, file=sys.stderr)
# fast way of removing everything
purge_all(fast=True) # datastore of the current user
reset.flg('yes', 'confirmation')