root / snf-cyclades-app / synnefo / logic / management / commands / backend-update-status.py @ 1da50fe3
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# Copyright 2011-2013 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and documentation are
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# those of the authors and should not be interpreted as representing official
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# policies, either expressed or implied, of GRNET S.A.
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#
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from django.core.management.base import BaseCommand |
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from synnefo.db.models import Backend |
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from synnefo.logic import backend as backend_mod |
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HELP_MSG = """Query Ganeti backends and update the status of backend in DB.
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This command updates:
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* the list of the enabled disk-templates
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* the available resources (disk, memory, CPUs)
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"""
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class Command(BaseCommand): |
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help = HELP_MSG |
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def handle(self, **options): |
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for backend in Backend.objects.filter(offline=False): |
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backend_mod.update_backend_disk_templates(backend) |
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backend_mod.update_backend_resources(backend) |
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self.stdout.write("Successfully updated backend '%s'\n" % backend) |