Revision f96f60fd
| b/snf-cyclades-app/synnefo/logic/allocators/default_allocator.py | ||
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from __future__ import division |
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import logging |
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from synnefo.api.util import backend_public_networks |
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log = logging.getLogger(__name__) |
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def vm_fits_in_backend(backend, vm): |
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return backend.dfree > vm['disk'] and backend.mfree > vm['ram'] and\ |
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has_free_ip(backend) |
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return backend.dfree > vm['disk'] and backend.mfree > vm['ram'] |
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def backend_score(backend, flavor): |
| ... | ... | |
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dratio = 1 - (backend.dfree / backend.dtotal) |
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cratio = (backend.pinst_cnt + 1) / (backend.ctotal * 4) |
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return 0.7 * (mratio + dratio) * 0.3 * cratio |
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def has_free_ip(backend): |
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"""Find if Backend has any free public IP.""" |
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for network in backend_public_networks(backend): |
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if not network.get_pool().empty(): |
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return True |
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return False |
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| b/snf-cyclades-app/synnefo/logic/backend_allocator.py | ||
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from synnefo import settings |
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from synnefo.db.models import Backend |
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from synnefo.logic.backend import update_resources |
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from synnefo.api.util import backend_public_networks |
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log = logging.getLogger(__name__) |
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"""Get available backends from db. |
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""" |
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return list(Backend.objects.select_for_update().filter(drained=False, |
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offline=False)) |
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backends = list(Backend.objects.select_for_update().filter(drained=False, |
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offline=False)) |
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return filter(lambda x: has_free_ip(x), backends) |
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def has_free_ip(backend): |
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"""Find if Backend has any free public IP.""" |
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for network in backend_public_networks(backend): |
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if not network.get_pool().empty(): |
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return True |
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return False |
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def flavor_disk(flavor): |
Also available in: Unified diff