Source code for openquake.commands.db

# -*- coding: utf-8 -*-
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (C) 2016-2020 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
# 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 <>.
import ast
import sys
import inspect
import getpass
from decorator import getfullargspec
from openquake.baselib import sap, config
from openquake.calculators.views import rst_table
from openquake.commonlib import logs
from openquake.server import dbserver
from openquake.server.db import actions

commands = {}
for func in vars(actions).values():
    if inspect.isfunction(func):  # is really a function
        argspec = getfullargspec(func)
        if argspec.args[0] == 'db':  # is a db action
            commands[func.__name__] = argspec.args[1:]

[docs]def convert(strings): """ Convert strings into literal Python objects """ for s in strings: try: yield ast.literal_eval(s) except Exception: yield s
[docs]@sap.script def db(cmd, args=()): """ Run a database command """ if cmd in commands and len(args) != len(commands[cmd]): sys.exit('Wrong number of arguments, expected %s, got %s' % ( commands[cmd], args)) elif (cmd not in commands and not cmd.upper().startswith('SELECT') and config.dbserver.multi_user and getpass.getuser() != 'openquake'): sys.exit('You have no permission to run %s' % cmd) dbserver.ensure_on() res = logs.dbcmd(cmd, *convert(args)) if hasattr(res, '_fields') and res.__class__.__name__ != 'Row': print(rst_table(res)) else: print(res)
db.arg('cmd', 'db command') db.arg('args', 'db command arguments', nargs='*')