def test_dict_merge(self):
d1 = dict(a=1, b=dict(c=2, d=3), e=4)
d2 = dict(b=dict(c=10, f=11), e=dict(g=12))
dexp = dict(a=1, b=dict(c=10, d=3, f=11), e=dict(g=12))
dres = util.dict_merge(d1, d2)
self.assertEqual(dexp, dres)
def prepare_nodes(self, desc):
"""
Sets up node descriptions.
Upon instantiating the infrastructure, instantiated node descriptions
inherit some of the information from the infrastructure description:
- authentication information (``user_id``)
- identifier of the instantiated infrastructure (``infra_id``)
- variables (node description variables are kept intact)
- attribute mappings
The resulting node description should be completely self-contained.
"""
for i in self.nodes:
i['infra_id'] = self.infra_id # Foreign key, if you like
i['infra_name'] = desc['infra_name']
# Variables inherited from the infrastructure
# Variables specified in the node description are preferred
i['variables'] = util.dict_merge(desc.get('variables', dict()),
i.get('variables', dict()))
# Copying the user_id into all nodes' descriptions is an
# optimization, so IP::CreateNode does not need to resolve the
# containing infrastructure's static description.
i['user_id'] = desc['user_id']
# Setup attribute mappings based on infrastructure description
i['mappings'] = self.merge_mappings(i)
def prepare_nodes(self, desc):
"""
Sets up node descriptions.
Upon instantiating the infrastructure, instantiated node descriptions
inherit some of the information from the infrastructure description:
- authentication information (``user_id``)
- identifier of the instantiated infrastructure (``infra_id``)
- variables (node description variables are kept intact)
- attribute mappings
The resulting node description should be completely self-contained.
"""
for i in self.nodes:
i['infra_id'] = self.infra_id # Foreign key, if you like
# Variables inherited from the infrastructure
# Variables specified in the node description are preferred
i['variables'] = util.dict_merge(desc.get('variables', dict()),
i.get('variables', dict()))
# Copying the user_id into all nodes' descriptions is an
# optimization, so IP::CreateNode does not need to resolve the
# containing infrastructure's static description.
i['user_id'] = desc['user_id']
# Setup attribute mappings based on infrastructure description
i['mappings'] = self.merge_mappings(i)
def test_dict_merge(self):
d1 = dict(a=1, b=dict(c=2, d=3), e=4)
d2 = dict(b=dict(c=10, f=11), e=dict(g=12))
dexp = dict(a=1, b=dict(c=10, d=3, f=11), e=dict(g=12))
dres = util.dict_merge(d1, d2)
self.assertEqual(dexp, dres)