root / snf-cyclades-app / synnefo / logic / management / commands / backend-update-status.py @ 1da50fe3
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1 | 1da50fe3 | Christos Stavrakakis | # Copyright 2011-2013 GRNET S.A. All rights reserved.
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2 | cc7c0f44 | Christos Stavrakakis | #
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3 | cc7c0f44 | Christos Stavrakakis | # Redistribution and use in source and binary forms, with or without
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4 | cc7c0f44 | Christos Stavrakakis | # modification, are permitted provided that the following conditions
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5 | cc7c0f44 | Christos Stavrakakis | # are met:
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6 | cc7c0f44 | Christos Stavrakakis | #
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7 | cc7c0f44 | Christos Stavrakakis | # 1. Redistributions of source code must retain the above copyright
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8 | cc7c0f44 | Christos Stavrakakis | # notice, this list of conditions and the following disclaimer.
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9 | cc7c0f44 | Christos Stavrakakis | #
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10 | cc7c0f44 | Christos Stavrakakis | # 2. Redistributions in binary form must reproduce the above copyright
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11 | cc7c0f44 | Christos Stavrakakis | # notice, this list of conditions and the following disclaimer in the
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12 | cc7c0f44 | Christos Stavrakakis | # documentation and/or other materials provided with the distribution.
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13 | cc7c0f44 | Christos Stavrakakis | #
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14 | cc7c0f44 | Christos Stavrakakis | # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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15 | cc7c0f44 | Christos Stavrakakis | # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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16 | cc7c0f44 | Christos Stavrakakis | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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17 | cc7c0f44 | Christos Stavrakakis | # ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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18 | cc7c0f44 | Christos Stavrakakis | # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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19 | cc7c0f44 | Christos Stavrakakis | # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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20 | cc7c0f44 | Christos Stavrakakis | # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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21 | cc7c0f44 | Christos Stavrakakis | # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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22 | cc7c0f44 | Christos Stavrakakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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23 | cc7c0f44 | Christos Stavrakakis | # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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24 | cc7c0f44 | Christos Stavrakakis | # SUCH DAMAGE.
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25 | cc7c0f44 | Christos Stavrakakis | #
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26 | cc7c0f44 | Christos Stavrakakis | # The views and conclusions contained in the software and documentation are
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27 | cc7c0f44 | Christos Stavrakakis | # those of the authors and should not be interpreted as representing official
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28 | cc7c0f44 | Christos Stavrakakis | # policies, either expressed or implied, of GRNET S.A.
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29 | cc7c0f44 | Christos Stavrakakis | #
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30 | b84ed662 | Christos Stavrakakis | from django.core.management.base import BaseCommand |
31 | cc7c0f44 | Christos Stavrakakis | |
32 | cc7c0f44 | Christos Stavrakakis | from synnefo.db.models import Backend |
33 | 1da50fe3 | Christos Stavrakakis | from synnefo.logic import backend as backend_mod |
34 | cc7c0f44 | Christos Stavrakakis | |
35 | cc7c0f44 | Christos Stavrakakis | |
36 | 1da50fe3 | Christos Stavrakakis | HELP_MSG = """Query Ganeti backends and update the status of backend in DB.
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37 | cc7c0f44 | Christos Stavrakakis |
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38 | 1da50fe3 | Christos Stavrakakis | This command updates:
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39 | 1da50fe3 | Christos Stavrakakis | * the list of the enabled disk-templates
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40 | 1da50fe3 | Christos Stavrakakis | * the available resources (disk, memory, CPUs)
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41 | 1da50fe3 | Christos Stavrakakis | """
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42 | cc7c0f44 | Christos Stavrakakis | |
43 | cc7c0f44 | Christos Stavrakakis | |
44 | 1da50fe3 | Christos Stavrakakis | class Command(BaseCommand): |
45 | 1da50fe3 | Christos Stavrakakis | help = HELP_MSG |
46 | cc7c0f44 | Christos Stavrakakis | |
47 | 1da50fe3 | Christos Stavrakakis | def handle(self, **options): |
48 | 1da50fe3 | Christos Stavrakakis | for backend in Backend.objects.filter(offline=False): |
49 | 1da50fe3 | Christos Stavrakakis | backend_mod.update_backend_disk_templates(backend) |
50 | 1da50fe3 | Christos Stavrakakis | backend_mod.update_backend_resources(backend) |
51 | 1da50fe3 | Christos Stavrakakis | self.stdout.write("Successfully updated backend '%s'\n" % backend) |