push_vm_images_base.py

#!/usr/bin/env python
###############################################################################
#
#    CoCalc: Collaborative Calculation
#
#    Copyright (C) 2016, Sagemath Inc.
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program 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 General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
###############################################################################

import hosts, os

BASE = '~/vm/images/base/'

for hostname in hosts.vm_hosts:
    # the u below means that this won't overwrite newer files on destination, which could happen by accident if we were careless.
    cmd = "rsync --sparse -uaxvH %s %s:vm/images/base/ " % (BASE, hostname)
    print(cmd)
    os.system(cmd)