-# $Id$
-from types import StringTypes
import time
import re
from PLC.Nodes import Node
from PLC.Persons import Person, Persons
from PLC.SliceTags import SliceTag
+from PLC.Timestamp import Timestamp
class Slice(Row):
"""
table_name = 'slices'
primary_key = 'slice_id'
- join_tables = ['slice_node', 'slice_person', 'slice_tag', 'peer_slice', 'node_slice_whitelist']
+ join_tables = ['slice_node', 'slice_person', 'slice_tag', 'peer_slice', 'node_slice_whitelist', 'leases', ]
fields = {
'slice_id': Parameter(int, "Slice identifier"),
'site_id': Parameter(int, "Identifier of the site to which this slice belongs"),
- 'name': Parameter(str, "Slice name", max = 32),
+ 'name': Parameter(str, "Slice name", max = 64),
'instantiation': Parameter(str, "Slice instantiation state"),
'url': Parameter(str, "URL further describing this slice", max = 254, nullok = True),
'description': Parameter(str, "Slice description", max = 2048, nullok = True),
'peer_slice_id': Parameter(int, "Foreign slice identifier at peer", nullok = True),
}
related_fields = {
- 'persons': [Mixed(Parameter(int, "Person identifier"),
- Parameter(str, "Email address"))],
- 'nodes': [Mixed(Parameter(int, "Node identifier"),
- Parameter(str, "Fully qualified hostname"))]
- }
+ 'persons': [Mixed(Parameter(int, "Person identifier"),
+ Parameter(str, "Email address"))],
+ 'nodes': [Mixed(Parameter(int, "Node identifier"),
+ Parameter(str, "Fully qualified hostname"))]
+ }
view_tags_name="view_slice_tags"
tags = {}
# 2. Begins with login_base (letters or numbers).
# 3. Then single underscore after login_base.
# 4. Then letters, numbers, or underscores.
- good_name = r'^[a-z0-9]+_[a-zA-Z0-9_]+$'
+ good_name = r'^[a-z0-9\.]+_[a-zA-Z0-9_\.]+$'
if not name or \
not re.match(good_name, name):
- raise PLCInvalidArgument, "Invalid slice name"
+ raise PLCInvalidArgument("Invalid slice name")
conflicts = Slices(self.api, [name])
for slice in conflicts:
if 'slice_id' not in self or self['slice_id'] != slice['slice_id']:
- raise PLCInvalidArgument, "Slice name already in use, %s"%name
+ raise PLCInvalidArgument("Slice name already in use, %s"%name)
return name
def validate_instantiation(self, instantiation):
instantiations = [row['instantiation'] for row in SliceInstantiations(self.api)]
if instantiation not in instantiations:
- raise PLCInvalidArgument, "No such instantiation state"
+ raise PLCInvalidArgument("No such instantiation state")
return instantiation
# N.B.: Responsibility of the caller to ensure that expires is
# not too far into the future.
check_future = not ('is_deleted' in self and self['is_deleted'])
- return Row.validate_timestamp(self, expires, check_future = check_future)
+ return Timestamp.sql_validate( expires, check_future = check_future)
add_person = Row.add_object(Person, 'slice_person')
remove_person = Row.remove_object(Person, 'slice_person')
def associate_persons(self, auth, field, value):
"""
Adds persons found in value list to this slice (using AddPersonToSlice).
- Deletes persons not found in value list from this slice (using DeletePersonFromSlice).
+ Deletes persons not found in value list from this slice (using DeletePersonFromSlice).
"""
-
- assert 'person_ids' in self
- assert 'slice_id' in self
+
+ assert 'person_ids' in self
+ assert 'slice_id' in self
assert isinstance(value, list)
- (person_ids, emails) = self.separate_types(value)[0:2]
+ (person_ids, emails) = self.separate_types(value)[0:2]
- # Translate emails into person_ids
- if emails:
- persons = Persons(self.api, emails, ['person_id']).dict('person_id')
- person_ids += persons.keys()
-
- # Add new ids, remove stale ids
+ # Translate emails into person_ids
+ if emails:
+ persons = Persons(self.api, emails, ['person_id']).dict('person_id')
+ person_ids += list(persons.keys())
+
+ # Add new ids, remove stale ids
if self['person_ids'] != person_ids:
from PLC.Methods.AddPersonToSlice import AddPersonToSlice
from PLC.Methods.DeletePersonFromSlice import DeletePersonFromSlice
DeletePersonFromSlice.__call__(DeletePersonFromSlice(self.api), auth, stale_person, self['slice_id'])
def associate_nodes(self, auth, field, value):
- """
- Adds nodes found in value list to this slice (using AddSliceToNodes).
- Deletes nodes not found in value list from this slice (using DeleteSliceFromNodes).
- """
+ """
+ Adds nodes found in value list to this slice (using AddSliceToNodes).
+ Deletes nodes not found in value list from this slice (using DeleteSliceFromNodes).
+ """
from PLC.Nodes import Nodes
- assert 'node_ids' in self
- assert 'slice_id' in self
- assert isinstance(value, list)
-
- (node_ids, hostnames) = self.separate_types(value)[0:2]
-
- # Translate hostnames into node_ids
- if hostnames:
- nodes = Nodes(self.api, hostnames, ['node_id']).dict('node_id')
- node_ids += nodes.keys()
-
- # Add new ids, remove stale ids
- if self['node_ids'] != node_ids:
- from PLC.Methods.AddSliceToNodes import AddSliceToNodes
- from PLC.Methods.DeleteSliceFromNodes import DeleteSliceFromNodes
- new_nodes = set(node_ids).difference(self['node_ids'])
- stale_nodes = set(self['node_ids']).difference(node_ids)
-
- if new_nodes:
- 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))
+ assert 'node_ids' in self
+ assert 'slice_id' in self
+ assert isinstance(value, list)
+
+ (node_ids, hostnames) = self.separate_types(value)[0:2]
+
+ # Translate hostnames into node_ids
+ if hostnames:
+ nodes = Nodes(self.api, hostnames, ['node_id']).dict('node_id')
+ node_ids += list(nodes.keys())
+
+ # Add new ids, remove stale ids
+ if self['node_ids'] != node_ids:
+ from PLC.Methods.AddSliceToNodes import AddSliceToNodes
+ from PLC.Methods.DeleteSliceFromNodes import DeleteSliceFromNodes
+ new_nodes = set(node_ids).difference(self['node_ids'])
+ stale_nodes = set(self['node_ids']).difference(node_ids)
+
+ if new_nodes:
+ 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_tags(self, auth, fields, value):
- """
- 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_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_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:
- DeleteSliceTag.__call__(DeleteSliceTag(self.api), auth, stale_attribute['slice_tag_id'])
-
- # If dictionary exists, we are either adding new
+ """
+ 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_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_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:
+ 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.AddSliceTag import AddSliceTag
from PLC.Methods.UpdateSliceTag import UpdateSliceTag
-
- 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 '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 tag_type or tag_type_id"
-
- if 'value' in added_attribute:
- value = added_attribute['value']
- else:
- raise PLCInvalidArgument, "Must specify a value"
-
- if 'node_id' in added_attribute:
- node_id = added_attribute['node_id']
- else:
- node_id = None
-
- if 'nodegroup_id' in added_attribute:
- nodegroup_id = added_attribute['nodegroup_id']
- else:
- nodegroup_id = None
-
- 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_tag_id')
- if attribute_id not in self['slice_tag_ids']:
- raise PLCInvalidArgument, "Attribute doesnt belong to this slice"
- else:
- UpdateSliceTag.__call__(UpdateSliceTag(self.api), auth, attribute_id, updated_attribute)
-
+
+ added_attributes = [x for x in attributes if 'slice_tag_id' not in x]
+ updated_attributes = [x for x in attributes if 'slice_tag_id' in x]
+
+ for added_attribute in added_attributes:
+ 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 tag_type or tag_type_id")
+
+ if 'value' in added_attribute:
+ value = added_attribute['value']
+ else:
+ raise PLCInvalidArgument("Must specify a value")
+
+ if 'node_id' in added_attribute:
+ node_id = added_attribute['node_id']
+ else:
+ node_id = None
+
+ if 'nodegroup_id' in added_attribute:
+ nodegroup_id = added_attribute['nodegroup_id']
+ else:
+ nodegroup_id = None
+
+ 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_tag_id')
+ if attribute_id not in self['slice_tag_ids']:
+ raise PLCInvalidArgument("Attribute doesnt belong to this slice")
+ else:
+ UpdateSliceTag.__call__(UpdateSliceTag(self.api), auth, attribute_id, updated_attribute)
+
def sync(self, commit = True):
"""
Add or update a slice.
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(list(self.columns.keys())+list(self.tag_columns.keys())),view)
if expires is not None:
if expires >= 0:
if slice_filter is not None:
if isinstance(slice_filter, (list, tuple, set)):
# Separate the list into integers and strings
- ints = filter(lambda x: isinstance(x, (int, long)), slice_filter)
- strs = filter(lambda x: isinstance(x, StringTypes), slice_filter)
+ ints = [x for x in slice_filter if isinstance(x, int)]
+ strs = [x for x in slice_filter if isinstance(x, str)]
slice_filter = Filter(Slice.fields, {'slice_id': ints, 'name': strs})
sql += " AND (%s) %s" % slice_filter.sql(api, "OR")
elif isinstance(slice_filter, dict):
- slice_filter = Filter(Slice.fields, slice_filter)
+ allowed_fields=dict(list(Slice.fields.items())+list(Slice.tags.items()))
+ slice_filter = Filter(allowed_fields, slice_filter)
sql += " AND (%s) %s" % slice_filter.sql(api, "AND")
- elif isinstance (slice_filter, StringTypes):
- slice_filter = Filter(Slice.fields, {'name':[slice_filter]})
+ elif isinstance (slice_filter, str):
+ slice_filter = Filter(Slice.fields, {'name':slice_filter})
sql += " AND (%s) %s" % slice_filter.sql(api, "AND")
elif isinstance (slice_filter, int):
- slice_filter = Filter(Slice.fields, {'slice_id':[slice_filter]})
+ slice_filter = Filter(Slice.fields, {'slice_id':slice_filter})
sql += " AND (%s) %s" % slice_filter.sql(api, "AND")
else:
- raise PLCInvalidArgument, "Wrong slice filter %r"%slice_filter
+ raise PLCInvalidArgument("Wrong slice filter %r"%slice_filter)
self.selectall(sql)