def _satisfies_extra_specs(self, capabilities, resource_type):
"""Check that the capabilities provided by the services
satisfy the extra specs associated with the instance type"""
extra_specs = resource_type.get('extra_specs', [])
if not extra_specs:
return True
for key, req in extra_specs.iteritems():
# Either not scope format, or in capabilities scope
scope = key.split(':')
if len(scope) > 1 and scope[0] != "capabilities":
continue
elif scope[0] == "capabilities":
del scope[0]
cap = capabilities
for index in range(0, len(scope)):
try:
cap = cap.get(scope[index], None)
except AttributeError:
return False
if cap is None:
return False
if not extra_specs_ops.match(cap, req):
return False
return True
def _satisfies_extra_specs(self, capabilities, resource_type):
"""Check that the capabilities provided by the services
satisfy the extra specs associated with the instance type"""
extra_specs = resource_type.get('extra_specs', [])
if not extra_specs:
return True
for key, req in extra_specs.iteritems():
# Either not scope format, or in capabilities scope
scope = key.split(':')
if len(scope) > 1 and scope[0] != "capabilities":
continue
elif scope[0] == "capabilities":
del scope[0]
cap = capabilities
for index in range(0, len(scope)):
try:
cap = cap.get(scope[index], None)
except AttributeError:
return False
if cap is None:
return False
if not extra_specs_ops.match(cap, req):
return False
return True
def _satisfies_extra_specs(self, capabilities, resource_type):
"""Check that the capabilities provided by the services satisfy
the extra specs associated with the resource type.
"""
extra_specs = resource_type.get('extra_specs', [])
if not extra_specs:
return True
for key, req in six.iteritems(extra_specs):
# Either not scope format, or in capabilities scope
scope = key.split(':')
if len(scope) > 1 and scope[0] != "capabilities":
continue
elif scope[0] == "capabilities":
del scope[0]
cap = capabilities
for index in range(len(scope)):
try:
cap = cap.get(scope[index])
except AttributeError:
return False
if cap is None:
return False
if not extra_specs_ops.match(cap, req):
LOG.debug("extra_spec requirement '%(req)s' "
"does not match '%(cap)s'",
{'req': req, 'cap': cap})
return False
return True
def _satisfies_metadata(self, host_stats, metadata):
req = metadata.get("storage_protocol", None)
if req is None:
return True
try:
cap = host_stats.get("storage_protocol", None)
except AttributeError:
try:
cap = host_stats.capabilities.get("storage_protocol", None)
except AttributeError:
return False
if cap is None:
return False
if not extra_specs_ops.match(cap, req):
LOG.debug(_("storage protocol requirement '%(req)s' does not match " "'%(cap)s'"), {"req": req, "cap": cap})
return False
return True
