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root / snf-cyclades-app / synnefo / volume / util.py @ dec501fa

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from synnefo.db import models
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from snf_django.lib.api import faults
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from synnefo.api.util import get_image_dict, get_vm
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def get_volume(user_id, volume_id, for_update=False,
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               exception=faults.ItemNotFound):
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    volumes = models.Volume.objects
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    if for_update:
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        volumes = volumes.select_for_update()
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    try:
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        return volumes.get(id=volume_id, userid=user_id)
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    except models.Volume.DoesNotExist:
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        raise exception("Volume %s not found" % volume_id)
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def get_snapshot(user_id, snapshot_id, exception=faults.ItemNotFound):
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    try:
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        return get_image_dict(snapshot_id, user_id)
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    except faults.ItemNotFound:
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        raise exception("Snapshot %s not found" % snapshot_id)
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def get_image(user_id, image_id, exception=faults.ItemNotFound):
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    try:
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        return get_image_dict(image_id, user_id)
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    except faults.ItemNotFound:
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        raise exception("Image %s not found" % image_id)
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def get_server(user_id, server_id, for_update=False,
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               exception=faults.ItemNotFound):
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    try:
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        return get_vm(server_id, user_id, for_update=for_update,
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                      non_deleted=True, non_suspended=True)
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    except faults.ItemNotFound:
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        raise exception("Server %s not found" % server_id)