def _validate_arq_patch(self, patch):
"""Validate a single patch for an ARQ.
:param patch: a JSON PATCH document.
The patch must be of the form [{..}], as specified in the
value field of arq_uuid in patch() method below.
:returns: dict of valid fields
"""
valid_fields = {
'hostname': None,
'device_rp_uuid': None,
'instance_uuid': None
}
if ((not all(p['op'] == 'add' for p in patch))
and (not all(p['op'] == 'remove' for p in patch))):
raise exception.PatchError(reason='Every op must be add or remove')
for p in patch:
path = p['path'].lstrip('/')
if path not in valid_fields.keys():
reason = 'Invalid path in patch {}'.format(p['path'])
raise exception.PatchError(reason=reason)
if p['op'] == 'add':
valid_fields[path] = p['value']
not_found = [
field for field, value in valid_fields.items() if value is None
]
if patch[0]['op'] == 'add' and len(not_found) > 0:
msg = ','.join(not_found)
reason = _('Fields absent in patch {}').format(msg)
raise exception.PatchError(reason=reason)
return valid_fields
def patch(self, uuid, patch):
"""Update a deployable.
:param uuid: UUID of a deployable.
:param patch: a json PATCH document to apply to this deployable.
"""
context = pecan.request.context
obj_dep = objects.Deployable.get(context, uuid)
try:
api_dep = Deployable(
**api_utils.apply_jsonpatch(obj_dep.as_dict(), patch))
except api_utils.JSONPATCH_EXCEPTIONS as e:
raise exception.PatchError(patch=patch, reason=e)
# Update only the fields that have changed
for field in objects.Deployable.fields:
try:
patch_val = getattr(api_dep, field)
except AttributeError:
# Ignore fields that aren't exposed in the API
continue
if patch_val == wtypes.Unset:
patch_val = None
if obj_dep[field] != patch_val:
obj_dep[field] = patch_val
new_dep = pecan.request.conductor_api.deployable_update(
context, obj_dep)
return Deployable.convert_with_links(new_dep)
def patch(self, uuid, patch):
"""Update an accelerator.
:param uuid: UUID of an accelerator.
:param patch: a json PATCH document to apply to this accelerator.
"""
obj_acc = self._resource or self._get_resource(uuid)
try:
api_acc = Accelerator(
**api_utils.apply_jsonpatch(obj_acc.as_dict(), patch))
except api_utils.JSONPATCH_EXCEPTIONS as e:
raise exception.PatchError(patch=patch, reason=e)
# Update only the fields that have changed
for field in objects.Accelerator.fields:
try:
patch_val = getattr(api_acc, field)
except AttributeError:
# Ignore fields that aren't exposed in the API
continue
if patch_val == wtypes.Unset:
patch_val = None
if obj_acc[field] != patch_val:
obj_acc[field] = patch_val
context = pecan.request.context
new_acc = pecan.request.conductor_api.accelerator_update(
context, obj_acc)
return Accelerator.convert_with_links(new_acc)
def put(self, uuid, patch):
"""Update an port's property.
: param uuid: UUID of a port.
: param patch: a json PATCH document to apply to this port.
"""
obj_port = self._resource or self._get_resource(uuid)
try:
api_port = Port(
**api_utils.apply_jsonpatch(obj_port.as_dict(), patch))
except api_utils.JSONPATCH_EXCEPTIONS as e:
raise exception.PatchError(patch=patch, reason=e)
#update only the fields that have changed.
for field in objects.Port.fields:
try:
patch_val = getattr(api_port, field)
except AttributeError:
# Ignore fields that aren't exposed in the API
continue
if patch_val == wtypes.Unset:
patch_val = None
if obj_port[field] != patch_val:
obj_port[field] = patch_val
context = pecan.request.context
new_port = pecan.request.conductor_api.port_update(context, obj_port)
return Port.convert_with_links(new_port)
def _validate_arq_patch(self, patch):
"""Validate a single patch for an ARQ.
:param patch: a JSON PATCH document.
The patch must be of the form [{..}], as specified in the
value field of arq_uuid in patch() method below.
:returns: dict of valid fields
"""
valid_fields = {
'hostname': None,
'device_rp_uuid': None,
'instance_uuid': None
}
if utils.allow_project_id():
valid_fields['project_id'] = None
if ((not all(p['op'] == 'add' for p in patch))
and (not all(p['op'] == 'remove' for p in patch))):
raise exception.PatchError(reason='Every op must be add or remove')
for p in patch:
path = p['path'].lstrip('/')
if path == 'project_id' and not utils.allow_project_id():
raise exception.NotAcceptable(
_("Request not acceptable. The minimal required API "
"version should be %(base)s.%(opr)s") % {
'base': versions.BASE_VERSION,
'opr': versions.MINOR_1_PROJECT_ID
})
if path not in valid_fields.keys():
reason = 'Invalid path in patch {}'.format(p['path'])
raise exception.PatchError(reason=reason)
if p['op'] == 'add':
valid_fields[path] = p['value']
not_found = [
field for field, value in valid_fields.items() if value is None
]
if patch[0]['op'] == 'add' and len(not_found) > 0:
msg = ','.join(not_found)
reason = _('Fields absent in patch {}').format(msg)
raise exception.PatchError(reason=reason)
return valid_fields
def _check_if_already_bound(context, valid_fields):
patch_fields = list(valid_fields.values())[0]
instance_uuid = patch_fields['instance_uuid']
extarqs = objects.ExtARQ.list(context)
extarqs_for_instance = [
extarq for extarq in extarqs
if extarq.arq['instance_uuid'] == instance_uuid
]
if extarqs_for_instance: # duplicate binding request
msg = _('Instance {} already has accelerator requests. '
'Cannot bind additional ARQs.')
reason = msg.format(instance_uuid)
raise exception.PatchError(reason=reason)
def patch(self, uuid, patch):
"""Update a deployable.
Usage: curl -X PATCH {ip}:{port}/v1/accelerators/deployables/
{deployable_uuid} -d '[{"path":"/instance_uuid","value":
{instance_uuid}, "op":"replace"}]' -H "Content-type:
application/json"
:param uuid: UUID of a deployable.
:param patch: a json PATCH document to apply to this deployable.
"""
context = pecan.request.context
reservations = None
obj_dep = objects.Deployable.get(context, uuid)
try:
# TODO(xinran): need more discussion on quota's granularity.
# Now we count by board.
for p in patch:
if p["path"] == "/instance_uuid" and p["op"] == "replace":
if not p["value"]:
obj_dep["assignable"] = True
reserve_opts = {obj_dep["board"]: -1}
else:
obj_dep["assignable"] = False
reserve_opts = {obj_dep["board"]: 1}
reservations = QUOTAS.reserve(context, reserve_opts)
api_dep = Deployable(
**api_utils.apply_jsonpatch(obj_dep.as_dict(), patch))
except api_utils.JSONPATCH_EXCEPTIONS as e:
QUOTAS.rollback(context, reservations, project_id=None)
raise exception.PatchError(patch=patch, reason=e)
QUOTAS.commit(context, reservations)
# Update only the fields that have changed
for field in objects.Deployable.fields:
try:
patch_val = getattr(api_dep, field)
except AttributeError:
# Ignore fields that aren't exposed in the API
continue
if patch_val == wtypes.Unset:
patch_val = None
if obj_dep[field] != patch_val:
obj_dep[field] = patch_val
new_dep = pecan.request.conductor_api.deployable_update(
context, obj_dep)
return Deployable.convert_with_links(new_dep)
