+# $Id$
+# $URL$
import re
from PLC.Faults import *
+from PLC.Auth import Auth
from PLC.Method import Method
from PLC.Parameter import Parameter, Mixed
+from PLC.Table import Row
+
from PLC.Slices import Slice, Slices
-from PLC.Auth import Auth
from PLC.Sites import Site, Sites
+from PLC.TagTypes import TagTypes
+from PLC.SliceTags import SliceTags
+from PLC.Methods.AddSliceTag import AddSliceTag
+from PLC.Methods.UpdateSliceTag import UpdateSliceTag
-can_update = lambda (field, value): field in \
- ['name', 'instantiation', 'url', 'description', 'max_nodes']
+can_update = ['name', 'instantiation', 'url', 'description', 'max_nodes']
class AddSlice(Method):
"""
roles = ['admin', 'pi']
- slice_fields = dict(filter(can_update, Slice.fields.items()))
+ accepted_fields = Row.accepted_fields(can_update, Slice.fields)
+ accepted_fields.update(Slice.tags)
accepts = [
Auth(),
- slice_fields
+ accepted_fields
]
returns = Parameter(int, 'New slice_id (> 0) if successful')
- event_type = 'Add'
- object_type = 'Slice'
- object_ids = []
-
def call(self, auth, slice_fields):
- slice_fields = dict(filter(can_update, slice_fields.items()))
+
+ [native,tags,rejected]=Row.split_fields(slice_fields,[Slice.fields,Slice.tags])
+
+ # type checking
+ native = Row.check_fields (native, self.accepted_fields)
+ if rejected:
+ raise PLCInvalidArgument, "Cannot add Slice with column(s) %r"%rejected
+
+ # Authenticated function
+ assert self.caller is not None
# 1. Lowercase.
- # 2. Begins with login_base (only letters).
+ # 2. Begins with login_base (letters or numbers).
# 3. Then single underscore after login_base.
# 4. Then letters, numbers, or underscores.
name = slice_fields['name']
- good_name = r'^[a-z]+_[a-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"
login_base = name.split("_")[0]
sites = Sites(self.api, [login_base])
if not sites:
- raise PLCInvalidArgument, "Invalid slice prefix"
+ raise PLCInvalidArgument, "Invalid slice prefix %s in %s"%(login_base,name)
site = sites[0]
if 'admin' not in self.caller['roles']:
if site['site_id'] not in self.caller['site_ids']:
- raise PLCPermissionDenied, "Slice prefix must be the same as the login_base of one of your sites"
+ raise PLCPermissionDenied, "Slice prefix %s must match one of your sites' login_base"%login_base
if len(site['slice_ids']) >= site['max_slices']:
- raise PLCInvalidArgument, "Site has reached its maximum allowable slice count"
-
- slice = Slice(self.api, slice_fields)
+ raise PLCInvalidArgument, \
+ "Site %s has reached (%d) its maximum allowable slice count (%d)"%(site['name'],
+ len(site['slice_ids']),
+ site['max_slices'])
+ if not site['enabled']:
+ raise PLCInvalidArgument, "Site %s is disabled and can cannot create slices" % (site['name'])
+
+ slice = Slice(self.api, native)
slice['creator_person_id'] = self.caller['person_id']
slice['site_id'] = site['site_id']
slice.sync()
- self.object_ids = [slice['slice_id']]
+ for (tagname,value) in tags.iteritems():
+ # the tagtype instance is assumed to exist, just check that
+ if not TagTypes(self.api,{'tagname':tagname}):
+ raise PLCInvalidArgument,"No such TagType %s"%tagname
+ slice_tags=SliceTags(self.api,{'tagname':tagname,'slice_id':slice['slice_id']})
+ if not slice_tags:
+ AddSliceTag(self.api).__call__(auth,slice['slice_id'],tagname,value)
+ else:
+ UpdateSliceTag(self.api).__call__(auth,slice_tags[0]['slice_tag_id'],value)
+
+ self.event_objects = {'Slice': [slice['slice_id']]}
+ self.message = "Slice %d created" % slice['slice_id']
return slice['slice_id']