+# $Id$
+# $URL$
from types import StringTypes
import time
import re
from PLC.SliceInstantiations import SliceInstantiation, SliceInstantiations
from PLC.Nodes import Node
from PLC.Persons import Person, Persons
-from PLC.SliceAttributes import SliceAttribute
+from PLC.SliceTags import SliceTag
class Slice(Row):
"""
table_name = 'slices'
primary_key = 'slice_id'
- join_tables = ['slice_node', 'slice_person', 'slice_attribute', 'peer_slice', 'node_slice_whitelist']
+ join_tables = ['slice_node', 'slice_person', 'slice_tag', 'peer_slice', 'node_slice_whitelist']
fields = {
'slice_id': Parameter(int, "Slice identifier"),
'site_id': Parameter(int, "Identifier of the site to which this slice belongs"),
'expires': Parameter(int, "Date and time when slice expires, in seconds since UNIX epoch"),
'node_ids': Parameter([int], "List of nodes in this slice", ro = True),
'person_ids': Parameter([int], "List of accounts that can use this slice", ro = True),
- 'slice_attribute_ids': Parameter([int], "List of slice attributes", ro = True),
+ 'slice_tag_ids': Parameter([int], "List of slice attributes", ro = True),
'peer_id': Parameter(int, "Peer to which this slice belongs", nullok = True),
'peer_slice_id': Parameter(int, "Foreign slice identifier at peer", nullok = True),
}
'nodes': [Mixed(Parameter(int, "Node identifier"),
Parameter(str, "Fully qualified hostname"))]
}
- # for Cache
- class_key = 'name'
- foreign_fields = ['instantiation', 'url', 'description', 'max_nodes', 'expires']
- foreign_xrefs = [
- {'field': 'node_ids' , 'class': 'Node', 'table': 'slice_node' },
- {'field': 'person_ids', 'class': 'Person', 'table': 'slice_person'},
- {'field': 'creator_person_id', 'class': 'Person', 'table': 'unused-on-direct-refs'},
- {'field': 'site_id', 'class': 'Site', 'table': 'unused-on-direct-refs'},
- ]
- # forget about this one, it is read-only anyway
- # handling it causes Cache to re-sync all over again
- # 'created'
+
+ view_tags_name="view_slice_tags"
+ tags = {}
def validate_name(self, name):
# N.B.: Responsibility of the caller to ensure that login_base
AddSliceToNodes.__call__(AddSliceToNodes(self.api), auth, self['slice_id'], list(new_nodes))
if stale_nodes:
DeleteSliceFromNodes.__call__(DeleteSliceFromNodes(self.api), auth, self['slice_id'], list(stale_nodes))
- def associate_slice_attributes(self, auth, fields, value):
+ def associate_slice_tags(self, auth, fields, value):
"""
- Deletes slice_attribute_ids not found in value list (using DeleteSliceAttribute).
- Adds slice_attributes if slice_fields w/o slice_id is found (using AddSliceAttribute).
- Updates slice_attribute if slice_fields w/ slice_id is found (using UpdateSlceiAttribute).
+ Deletes slice_tag_ids not found in value list (using DeleteSliceTag).
+ Adds slice_tags if slice_fields w/o slice_id is found (using AddSliceTag).
+ Updates slice_tag if slice_fields w/ slice_id is found (using UpdateSlceiAttribute).
"""
- assert 'slice_attribute_ids' in self
+ assert 'slice_tag_ids' in self
assert isinstance(value, list)
(attribute_ids, blank, attributes) = self.separate_types(value)
# There is no way to add attributes by id. They are
# associated with a slice when they are created.
# So we are only looking to delete here
- if self['slice_attribute_ids'] != attribute_ids:
- from PLC.Methods.DeleteSliceAttribute import DeleteSliceAttribute
- stale_attributes = set(self['slice_attribute_ids']).difference(attribute_ids)
+ if self['slice_tag_ids'] != attribute_ids:
+ from PLC.Methods.DeleteSliceTag import DeleteSliceTag
+ stale_attributes = set(self['slice_tag_ids']).difference(attribute_ids)
for stale_attribute in stale_attributes:
- DeleteSliceAttribute.__call__(DeleteSliceAttribute(self.api), auth, stale_attribute['slice_attribute_id'])
+ DeleteSliceTag.__call__(DeleteSliceTag(self.api), auth, stale_attribute['slice_tag_id'])
# If dictionary exists, we are either adding new
# attributes or updating existing ones.
if attributes:
- from PLC.Methods.AddSliceAttribute import AddSliceAttribute
- from PLC.Methods.UpdateSliceAttribute import UpdateSliceAttribute
+ from PLC.Methods.AddSliceTag import AddSliceTag
+ from PLC.Methods.UpdateSliceTag import UpdateSliceTag
- added_attributes = filter(lambda x: 'slice_attribute_id' not in x, attributes)
- updated_attributes = filter(lambda x: 'slice_attribute_id' in x, attributes)
+ added_attributes = filter(lambda x: 'slice_tag_id' not in x, attributes)
+ updated_attributes = filter(lambda x: 'slice_tag_id' in x, attributes)
for added_attribute in added_attributes:
- if 'attribute_type' in added_attribute:
- type = added_attribute['attribute_type']
- elif 'attribute_type_id' in added_attribute:
- type = added_attribute['attribute_type_id']
+ if 'tag_type' in added_attribute:
+ type = added_attribute['tag_type']
+ elif 'tag_type_id' in added_attribute:
+ type = added_attribute['tag_type_id']
else:
- raise PLCInvalidArgument, "Must specify attribute_type or attribute_type_id"
+ raise PLCInvalidArgument, "Must specify tag_type or tag_type_id"
if 'value' in added_attribute:
value = added_attribute['value']
else:
nodegroup_id = None
- AddSliceAttribute.__call__(AddSliceAttribute(self.api), auth, self['slice_id'], type, value, node_id, nodegroup_id)
+ AddSliceTag.__call__(AddSliceTag(self.api), auth, self['slice_id'], type, value, node_id, nodegroup_id)
for updated_attribute in updated_attributes:
- attribute_id = updated_attribute.pop('slice_attribute_id')
- if attribute_id not in self['slice_attribute_ids']:
+ attribute_id = updated_attribute.pop('slice_tag_id')
+ if attribute_id not in self['slice_tag_ids']:
raise PLCInvalidArgument, "Attribute doesnt belong to this slice"
else:
- UpdateSliceAttribute.__call__(UpdateSliceAttribute(self.api), auth, attribute_id, updated_attribute)
+ UpdateSliceTag.__call__(UpdateSliceTag(self.api), auth, attribute_id, updated_attribute)
def sync(self, commit = True):
"""
def __init__(self, api, slice_filter = None, columns = None, expires = int(time.time())):
Table.__init__(self, api, Slice, columns)
- sql = "SELECT %s FROM view_slices WHERE is_deleted IS False" % \
- ", ".join(self.columns)
+ # the view that we're selecting upon: start with view_slices
+ view = "view_slices"
+ # as many left joins as requested tags
+ for tagname in self.tag_columns:
+ view= "%s left join %s using (%s)"%(view,Slice.tagvalue_view_name(tagname),
+ Slice.primary_key)
+
+ sql = "SELECT %s FROM %s WHERE is_deleted IS False" % \
+ (", ".join(self.columns.keys()+self.tag_columns.keys()),view)
if expires is not None:
if expires >= 0: