Source code for glance.db.utils

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from glance.common import exception
from glance.i18n import _

[docs]def mutate_image_dict_to_v1(image): """ Replaces a v2-style image dictionary's 'visibility' member with the equivalent v1-style 'is_public' member. """ visibility = image.pop('visibility') is_image_public = 'public' == visibility image['is_public'] = is_image_public return image
[docs]def ensure_image_dict_v2_compliant(image): """ Accepts an image dictionary that contains a v1-style 'is_public' member and returns the equivalent v2-style image dictionary. """ if ('is_public' in image): if ('visibility' in image): msg = _("Specifying both 'visibility' and 'is_public' is not " "permiitted.") raise exception.Invalid(msg) else: image['visibility'] = ('public' if image.pop('is_public') else 'shared') return image
[docs]def is_image_visible(context, image, image_member_find, status=None): """Return True if the image is visible in this context.""" # Is admin == image visible if context.is_admin: return True # No owner == image visible if image['owner'] is None: return True # Public or Community visibility == image visible if image['visibility'] in ['public', 'community']: return True # Perform tests based on whether we have an owner if context.owner is not None: if context.owner == image['owner']: return True # Figure out if this image is shared with that tenant if 'shared' == image['visibility']: members = image_member_find(context, image_id=image['id'], member=context.owner, status=status) if members: return True # Private image return False