Source code for openquake.commands.dbserver

# -*- coding: utf-8 -*-
# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright (C) 2016-2019 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 signal
import getpass
from openquake.baselib import sap, config
from openquake.commonlib import logs
from openquake.server import dbserver as dbs


[docs]@sap.script def dbserver(cmd, dbhostport=None, dbpath=os.path.expanduser(config.dbserver.file), loglevel='INFO', foreground=False): """ start/stop/restart the database server, or return its status """ if config.dbserver.multi_user and getpass.getuser() != 'openquake': sys.exit('oq dbserver only works in single user mode') status = dbs.get_status() if cmd == 'status': print('dbserver ' + status) elif cmd == 'stop': if status == 'running': pid = logs.dbcmd('getpid') os.kill(pid, signal.SIGINT) # this is trapped by the DbServer else: print('dbserver already stopped') elif cmd == 'start': if status == 'not-running': dbs.run_server(dbpath, dbhostport, loglevel, foreground) else: print('dbserver already running')
dbserver.arg('cmd', 'dbserver command', choices='start stop status'.split()) dbserver.arg('dbhostport', 'dbhost:port') dbserver.arg('dbpath', 'dbpath') dbserver.opt('loglevel', 'DEBUG|INFO|WARN') dbserver.flg('foreground', 'stay in foreground')