def delete(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, TERMINATE the instance.
Be careful, there is no going back once you've deleted an instance.
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. " "Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
try:
# Test that there is not an attached volume BEFORE we destroy
task.destroy_instance_task(user, esh_instance, identity_uuid)
invalidate_cached_instances(identity=Identity.objects.get(uuid=identity_uuid))
existing_instance = esh_driver.get_instance(instance_id)
if existing_instance:
# Instance will be deleted soon...
esh_instance = existing_instance
if esh_instance.extra and "task" not in esh_instance.extra:
esh_instance.extra["task"] = "queueing delete"
except VolumeAttachConflict as exc:
message = exc.message
return failure_response(status.HTTP_409_CONFLICT, message)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. " "Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
try:
core_instance = convert_esh_instance(esh_driver, esh_instance, provider_uuid, identity_uuid, user)
if core_instance:
core_instance.end_date_all()
else:
logger.warn("Unable to find core instance %s." % (instance_id))
serialized_data = InstanceSerializer(core_instance, context={"request": request}).data
response = Response(serialized_data, status=status.HTTP_200_OK)
response["Cache-Control"] = "no-cache"
return response
except (Identity.DoesNotExist) as exc:
return failure_response(status.HTTP_400_BAD_REQUEST, "Invalid provider_uuid or identity_uuid.")
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
def delete(self, request, provider_uuid, identity_uuid, volume_id):
"""
Destroys the volume and updates the DB
"""
user = request.user
#Ensure volume exists
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
if not esh_volume:
return volume_not_found(volume_id)
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
#Delete the object, update the DB
esh_driver.destroy_volume(esh_volume)
core_volume.end_date = now()
core_volume.save()
#Return the object
serialized_data = VolumeSerializer(core_volume,
context={
'request': request
}).data
response = Response(serialized_data)
return response
def get(self, request, provider_uuid, identity_uuid):
"""
Using provider and identity, getlist of machines
TODO: Cache this request
"""
# TODO: Decide how we should pass this in (I.E. GET query string?)
active = False
try:
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except Exception as e:
return failure_response(status.HTTP_409_CONFLICT, e.message)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_size_list = esh_driver.list_sizes()
except LibcloudBadResponseError:
return malformed_response(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
all_size_list = [
convert_esh_size(size, provider_uuid) for size in esh_size_list
]
if active:
all_size_list = [s for s in all_size_list if s.active()]
serialized_data = ProviderSizeSerializer(all_size_list, many=True).data
response = Response(serialized_data)
return response
def get(self, request, provider_uuid, identity_uuid):
"""
Using provider and identity, getlist of machines
TODO: Cache this request
"""
# TODO: Decide how we should pass this in (I.E. GET query string?)
active = False
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_size_list = esh_driver.list_sizes()
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
all_size_list = [convert_esh_size(size, provider_uuid)
for size in esh_size_list]
if active:
all_size_list = [s for s in all_size_list if s.active()]
serialized_data = ProviderSizeSerializer(all_size_list, many=True).data
response = Response(serialized_data)
return response
def get_esh_instance(request, provider_uuid, identity_uuid, instance_id):
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
raise LibcloudInvalidCredsError("Provider_uuid && identity_uuid "
"did not produce a valid combination")
esh_instance = None
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
if not esh_instance:
# End date everything
try:
core_inst = CoreInstance.objects.get(
provider_alias=instance_id,
source__provider__uuid=provider_uuid,
created_by_identity__uuid=identity_uuid)
core_inst.end_date_all()
except CoreInstance.DoesNotExist:
pass
return esh_instance
def get(self, request, provider_uuid, identity_uuid):
"""
Retrieves list of volumes and updates the DB
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
volume_list_method = esh_driver.list_volumes
if AccountProvider.objects.filter(identity__uuid=identity_uuid):
# Instance list method changes when using the OPENSTACK provider
volume_list_method = esh_driver.list_all_volumes
try:
esh_volume_list = volume_list_method()
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception:
logger.exception("Uncaught Exception in Volume list method")
return failure_response(
status.HTTP_500_INTERNAL_SERVER_ERROR,
'Volume list method failed. Contact support')
core_volume_list = [convert_esh_volume(volume, provider_uuid,
identity_uuid, user)
for volume in esh_volume_list]
serializer = VolumeSerializer(core_volume_list,
context={'request': request}, many=True)
response = Response(serializer.data)
return response
def get(self, request, provider_uuid, identity_uuid, volume_id):
"""
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_volume:
try:
source = InstanceSource.objects.get(
identifier=volume_id,
provider__uuid=provider_uuid)
source.end_date = datetime.now()
source.save()
except (InstanceSource.DoesNotExist, CoreVolume.DoesNotExist):
pass
return volume_not_found(volume_id)
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serialized_data = VolumeSerializer(core_volume,
context={'request': request}).data
response = Response(serialized_data)
return response
def get(self, request, provider_uuid, identity_uuid):
"""
Using provider and identity, getlist of machines
TODO: Cache this request
"""
try:
request_user = request.user
logger.debug("filtered_machine_list")
filtered_machine_list = provider_filtered_machines(
request, provider_uuid, identity_uuid, request_user)
#logger.debug(filtered_machine_list)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except Exception as e:
logger.exception("Unexpected exception for user:%s" % request_user)
return failure_response(status.HTTP_500_INTERNAL_SERVER_ERROR,
e.message)
#logger.debug(filtered_machine_list)
serialized_data = ProviderMachineSerializer(filtered_machine_list,
request_user=request.user,
many=True).data
response = Response(serialized_data)
return response
def get(self, request, provider_uuid, identity_uuid):
"""
Returns a list of all instances
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
identity = Identity.objects.get(uuid=identity_uuid)
try:
esh_instance_list = get_cached_instances(identity=identity)
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
core_instance_list = [convert_esh_instance(esh_driver,
inst,
provider_uuid,
identity_uuid,
user)
for inst in esh_instance_list]
# TODO: Core/Auth checks for shared instances
serialized_data = InstanceSerializer(core_instance_list,
context={"request": request},
many=True).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def get_esh_instance(request, provider_uuid, identity_uuid, instance_id):
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
raise InvalidCredsError(
"Provider_uuid && identity_uuid "
"did not produce a valid combination")
esh_instance = None
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_instance:
# End date everything
try:
core_inst = CoreInstance.objects.get(
provider_alias=instance_id,
source__provider__uuid=provider_uuid,
created_by_identity__uuid=identity_uuid)
core_inst.end_date_all()
except CoreInstance.DoesNotExist:
pass
return esh_instance
def get(self, request, provider_uuid, identity_uuid, hypervisor_id):
"""
Lookup the Hypervisor information (Lookup using the given
provider/identity)
Update on server DB (If applicable)
"""
provider = Provider.objects.filter(uuid=provider_uuid)
if not provider:
return invalid_creds(provider_uuid, identity_uuid)
esh_driver = get_admin_driver(provider[0])
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
hypervisor = {}
if not hasattr(esh_driver._connection, 'ex_detail_hypervisor_node'):
return failure_response(
status.HTTP_404_NOT_FOUND,
"Hypervisor Details cannot be retrieved for this provider.")
try:
hypervisor = esh_driver._connection\
.ex_detail_hypervisor_node(hypervisor_id)
hypervisor['cpu_info'] = json.loads(hypervisor['cpu_info'])
response = Response(hypervisor)
return response
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except Exception as exc:
return failure_response(
status.HTTP_404_NOT_FOUND,
"Error encountered retrieving hypervisor details:%s" % exc)
def get(self, request, provider_uuid, identity_uuid):
"""
Using provider and identity, getlist of machines
TODO: Cache this request
"""
provider = Provider.objects.filter(uuid=provider_uuid)
if not provider:
return invalid_creds(provider_uuid, identity_uuid)
esh_driver = get_admin_driver(provider[0])
esh_hypervisor_list = []
if not hasattr(esh_driver._connection, 'ex_list_hypervisor_nodes'):
return failure_response(
status.HTTP_404_NOT_FOUND,
"The Hypervisor List cannot be retrieved for this provider.")
try:
esh_hypervisor_list =\
esh_driver._connection.ex_list_hypervisor_nodes()
region_name = esh_driver._connection._ex_force_service_region
for obj in esh_hypervisor_list:
obj['service_region'] = region_name
response = Response(esh_hypervisor_list)
return response
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except Exception as exc:
return failure_response(
status.HTTP_404_NOT_FOUND,
"Error encountered retrieving hypervisor list:%s" % exc)
def get(self, request, provider_uuid, identity_uuid):
"""
Using provider and identity, getlist of machines
TODO: Cache this request
"""
# TODO: Decide how we should pass this in (I.E. GET query string?)
active = False
user = request.user
provider = Provider.objects.filter(uuid=provider_uuid)
if not provider:
return invalid_creds(provider_uuid, identity_uuid)
esh_driver = get_admin_driver(provider[0])
esh_hypervisor_list = []
if not hasattr(esh_driver._connection, 'ex_list_hypervisor_nodes'):
return failure_response(
status.HTTP_404_NOT_FOUND,
"The Hypervisor List cannot be retrieved for this provider.")
try:
esh_hypervisor_list =\
esh_driver._connection.ex_list_hypervisor_nodes()
region_name = esh_driver._connection._ex_force_service_region
for obj in esh_hypervisor_list:
obj['service_region'] = region_name
response = Response(esh_hypervisor_list)
return response
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except Exception as exc:
return failure_response(
status.HTTP_404_NOT_FOUND,
"Error encountered retrieving hypervisor list:%s" % exc)
def get(self, request, provider_uuid, identity_uuid, hypervisor_id):
"""
Lookup the Hypervisor information (Lookup using the given
provider/identity)
Update on server DB (If applicable)
"""
user = request.user
provider = Provider.objects.filter(uuid=provider_uuid)
if not provider:
return invalid_creds(provider_uuid, identity_uuid)
esh_driver = get_admin_driver(provider[0])
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
hypervisor = {}
if not hasattr(esh_driver._connection, 'ex_detail_hypervisor_node'):
return failure_response(
status.HTTP_404_NOT_FOUND,
"Hypervisor Details cannot be retrieved for this provider.")
try:
hypervisor = esh_driver._connection\
.ex_detail_hypervisor_node(hypervisor_id)
hypervisor['cpu_info'] = json.loads(hypervisor['cpu_info'])
response = Response(hypervisor)
return response
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except Exception as exc:
return failure_response(
status.HTTP_404_NOT_FOUND,
"Error encountered retrieving hypervisor details:%s" % exc)
def get(self, request, provider_uuid, identity_uuid):
"""
Using provider and identity, getlist of machines
TODO: Cache this request
"""
try:
request_user = request.user
logger.debug("filtered_machine_list")
filtered_machine_list = provider_filtered_machines(request,
provider_uuid,
identity_uuid,
request_user)
#logger.debug(filtered_machine_list)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except Exception as e:
logger.exception("Unexpected exception for user:%s"
% request_user)
return failure_response(status.HTTP_500_INTERNAL_SERVER_ERROR,
e.message)
#logger.debug(filtered_machine_list)
serialized_data = ProviderMachineSerializer(filtered_machine_list,
request_user=request.user,
many=True).data
response = Response(serialized_data)
return response
def get(self, request, provider_uuid, identity_uuid, volume_id):
"""
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
if not esh_volume:
try:
source = InstanceSource.objects.get(
identifier=volume_id, provider__uuid=provider_uuid)
source.end_date = datetime.now()
source.save()
except CoreVolume.DoesNotExist:
pass
return volume_not_found(volume_id)
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serialized_data = VolumeSerializer(core_volume,
context={
'request': request
}).data
response = Response(serialized_data)
return response
def put(self, request, provider_uuid, identity_uuid, volume_id):
"""
Updates DB values for volume
"""
user = request.user
data = request.DATA
#Ensure volume exists
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
if not esh_volume:
return volume_not_found(volume_id)
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serializer = VolumeSerializer(core_volume,
data=data,
context={'request': request})
if serializer.is_valid():
serializer.save()
update_volume_metadata(esh_driver, esh_volume, data)
response = Response(serializer.data)
return response
else:
failure_response(status.HTTP_400_BAD_REQUEST, serializer.errors)
def get(self, request, provider_uuid):
try:
provider = Provider.get_active(provider_uuid)
except Provider.DoesNotExist:
return failure_response(
status.HTTP_404_NOT_FOUND,
"The provider does not exist.")
admin_driver = get_admin_driver(provider)
if not admin_driver:
return failure_response(
status.HTTP_404_NOT_FOUND,
"The driver cannot be retrieved for this provider.")
if not hasattr(admin_driver._connection, "ex_hypervisor_statistics"):
return failure_response(
status.HTTP_404_NOT_FOUND,
"Occupancy statistics cannot be retrieved for this provider.")
try:
stats = admin_driver._connection.ex_hypervisor_statistics()
return Response(stats)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid)
except Exception as exc:
return failure_response(
status.HTTP_503_SERVICE_UNAVAILABLE,
"Error occurred while retrieving statistics: %s" %
exc)
def delete(self, request, provider_uuid, identity_uuid, volume_id):
"""
Destroys the volume and updates the DB
"""
user = request.user
# Ensure volume exists
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_volume:
return volume_not_found(volume_id)
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
# Delete the object, update the DB
esh_driver.destroy_volume(esh_volume)
core_volume.end_date = now()
core_volume.save()
# Return the object
serialized_data = VolumeSerializer(core_volume,
context={'request': request}).data
response = Response(serialized_data)
return response
def get(self, request, provider_uuid, identity_uuid):
"""
Using provider and identity, getlist of machines
TODO: Cache this request
"""
# TODO: Decide how we should pass this in (I.E. GET query string?)
active = False
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_size_list = esh_driver.list_sizes()
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
all_size_list = [convert_esh_size(size, provider_uuid)
for size in esh_size_list]
if active:
all_size_list = [s for s in all_size_list if s.active()]
serialized_data = ProviderSizeSerializer(all_size_list, many=True).data
response = Response(serialized_data)
return response
def get(self, request, provider_uuid, identity_uuid):
"""
Returns a list of all instances
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
identity = Identity.objects.get(uuid=identity_uuid)
try:
esh_instance_list = get_cached_instances(identity=identity)
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
core_instance_list = [convert_esh_instance(esh_driver,
inst,
provider_uuid,
identity_uuid,
user)
for inst in esh_instance_list]
# TODO: Core/Auth checks for shared instances
serialized_data = InstanceSerializer(core_instance_list,
context={"request": request},
many=True).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def get(self, request, provider_uuid, identity_uuid, instance_id):
"""
Authentication Required, get instance details.
"""
user = request.user
# NOTE: This 'Scheme' should be used across
# the ENTIRE API v1 (Machines, Volumes, Sizes)
# NOTE: Especially the part below, where you end date
# all the things that are 'inactive'
try:
provider = Provider.objects.get(uuid=provider_uuid)
if not provider.is_active():
raise ProviderNotActive(provider)
except Provider.DoesNotExist:
return invalid_creds(provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
# Cleared provider testing -- ready for driver prep.
try:
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
logger.info("InstanceQuery Looking for %s" % instance_id)
esh_instance = esh_driver.get_instance(instance_id)
logger.info("InstanceQuery Found instance %s" % esh_instance)
except (socket_error, ConnectionFailure):
logger.exception("Connection failure prevented InstanceQuery")
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
logger.exception("Invalid credentialsprevented InstanceQuery")
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
# NOTE: Especially THIS part below, where you end date all the
# things that are 'inactive'
if not esh_instance:
try:
core_inst = CoreInstance.objects.get(
provider_alias=instance_id,
source__provider__uuid=provider_uuid,
created_by_identity__uuid=identity_uuid)
core_inst.end_date_all()
except CoreInstance.DoesNotExist:
pass
return instance_not_found(instance_id)
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serialized_data = InstanceSerializer(core_instance,
context={
"request": request
}).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def post(self, request, provider_uuid, identity_uuid):
"""
Creates a new volume and adds it to the DB
"""
user = request.user
driver = prepare_driver(request, provider_uuid, identity_uuid)
if not driver:
return invalid_creds(provider_uuid, identity_uuid)
data = request.data
missing_keys = valid_volume_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
# Pass arguments
name = data.get('name')
size = data.get('size')
# Optional fields
description = data.get('description')
image_id = data.get('image')
if image_id:
image = driver.get_machine(image_id)
image_size = image._connection.get_size(image._image)
if int(size) > image_size + 4:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Volumes created from images cannot exceed "
"more than 4GB greater than the size of "
"the image: %s GB" % image_size)
else:
image = None
snapshot_id = data.get('snapshot')
if snapshot_id:
snapshot = driver._connection.ex_get_snapshot(image_id)
else:
snapshot = None
try:
success, esh_volume = create_volume(driver, identity_uuid,
name, size, description,
snapshot=snapshot, image=image)
except OverQuotaError as oqe:
return over_quota(oqe)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
if not success:
return failure_response(
status.HTTP_500_INTERNAL_SERVER_ERROR,
'Volume creation failed. Contact support')
# Volume creation succeeded
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serialized_data = VolumeSerializer(core_volume,
context={'request': request}).data
return Response(serialized_data, status=status.HTTP_201_CREATED)
def get(self, request, provider_uuid, identity_uuid, instance_id):
"""
Authentication Required, get instance details.
"""
user = request.user
# NOTE: This 'Scheme' should be used across
# the ENTIRE API v1 (Machines, Volumes, Sizes)
# NOTE: Especially the part below, where you end date
# all the things that are 'inactive'
try:
provider = Provider.objects.get(uuid=provider_uuid)
if not provider.is_active():
raise ProviderNotActive(provider)
except Provider.DoesNotExist:
return invalid_creds(provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
# Cleared provider testing -- ready for driver prep.
try:
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
logger.info("Looking for %s" % instance_id)
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
# NOTE: Especially THIS part below, where you end date all the
# things that are 'inactive'
if not esh_instance:
try:
core_inst = CoreInstance.objects.get(
provider_alias=instance_id,
source__provider__uuid=provider_uuid,
created_by_identity__uuid=identity_uuid)
core_inst.end_date_all()
except CoreInstance.DoesNotExist:
pass
return instance_not_found(instance_id)
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serialized_data = InstanceSerializer(
core_instance,
context={"request": request}).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def put(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, update metadata about the instance"""
user = request.user
data = request.data
# Ensure item exists on the server first
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
if not esh_instance:
return instance_not_found(instance_id)
# Gather the DB related item and update
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serializer = InstanceSerializer(core_instance,
data=data,
context={"request": request})
identity = Identity.objects.get(uuid=identity_uuid)
if serializer.is_valid():
logger.info('metadata = %s' % data)
#NOTE: We shouldn't allow 'full replacement' of metadata..
# We should also validate against potentional updating of 'atmo-used metadata'
update_metadata.s(esh_driver.__class__,
esh_driver.provider,
esh_driver.identity,
esh_instance.id,
data,
replace_metadata=False).apply()
new_instance = serializer.save()
boot_scripts = data.pop('boot_scripts', [])
if boot_scripts:
new_instance = _save_scripts_to_instance(
new_instance, boot_scripts)
serializer = InstanceSerializer(new_instance,
context={"request": request})
invalidate_cached_instances(identity=identity)
response = Response(serializer.data)
logger.info('data = %s' % serializer.data)
response['Cache-Control'] = 'no-cache'
return response
else:
return Response(serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def patch(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, update metadata about the instance"""
user = request.user
data = request.data
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
if not esh_instance:
return instance_not_found(instance_id)
# Gather the DB related item and update
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serializer = InstanceSerializer(core_instance,
data=data,
context={"request": request},
partial=True)
identity = Identity.objects.get(uuid=identity_uuid)
provider = identity.provider
if serializer.is_valid():
logger.info('metadata = %s' % data)
driver_class = esh_driver.__class__
update_metadata.s(driver_class,
provider,
identity,
esh_instance.id,
data,
replace_metadata=False).apply()
instance = serializer.save()
boot_scripts = data.pop('boot_scripts', [])
if boot_scripts:
_save_scripts_to_instance(instance, boot_scripts)
invalidate_cached_instances(identity=identity)
response = Response(serializer.data)
logger.info('data = %s' % serializer.data)
response['Cache-Control'] = 'no-cache'
return response
else:
return Response(serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def put(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, update metadata about the instance"""
user = request.user
data = request.DATA
# Ensure item exists on the server first
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_instance:
return instance_not_found(instance_id)
# Gather the DB related item and update
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serializer = InstanceSerializer(core_instance, data=data,
context={"request": request})
identity = Identity.objects.get(uuid=identity_uuid)
provider = identity.provider
if serializer.is_valid():
logger.info('metadata = %s' % data)
#NOTE: We shouldn't allow 'full replacement' of metadata..
# We should also validate against potentional updating of 'atmo-used metadata'
update_metadata.s(driver_class, provider, identity, esh_instance.id,
data, replace_metadata=False).apply()
new_instance = serializer.save()
boot_scripts = data.pop('boot_scripts', [])
if boot_scripts:
new_instance = _save_scripts_to_instance(new_instance,
boot_scripts)
serializer = InstanceSerializer(
new_instance,
context={"request": request})
invalidate_cached_instances(identity=identitty)
response = Response(serializer.data)
logger.info('data = %s' % serializer.data)
response['Cache-Control'] = 'no-cache'
return response
else:
return Response(serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def patch(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, update metadata about the instance"""
user = request.user
data = request.data
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_instance:
return instance_not_found(instance_id)
# Gather the DB related item and update
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serializer = InstanceSerializer(
core_instance, data=data,
context={"request": request}, partial=True)
identity = Identity.objects.get(uuid=identity_uuid)
provider = identity.provider
if serializer.is_valid():
logger.info('metadata = %s' % data)
driver_class = esh_driver.__class__
update_metadata.s(driver_class, provider, identity, esh_instance.id,
data, replace_metadata=False).apply()
instance = serializer.save()
boot_scripts = data.pop('boot_scripts', [])
if boot_scripts:
_save_scripts_to_instance(instance, boot_scripts)
invalidate_cached_instances(identity=identity)
response = Response(serializer.data)
logger.info('data = %s' % serializer.data)
response['Cache-Control'] = 'no-cache'
return response
else:
return Response(
serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def put(self, request, provider_uuid, identity_uuid, volume_id):
"""
Updates DB values for volume
"""
user = request.user
data = request.data
# Ensure volume exists
try:
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except Exception as e:
return failure_response(
status.HTTP_409_CONFLICT,
e.message)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
if not can_use_volume(user, volume_id, leader_required=True):
return member_action_forbidden(user.username, "Volume", volume_id)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_volume:
return volume_not_found(volume_id)
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serializer = VolumeSerializer(core_volume, data=data,
context={'request': request})
if serializer.is_valid():
serializer.save()
_update_volume_metadata(
esh_driver, esh_volume, data)
response = Response(serializer.data)
return response
else:
failure_response(
status.HTTP_400_BAD_REQUEST,
serializer.errors)
def patch(self, request, provider_uuid, identity_uuid, volume_id):
"""
Updates DB values for volume
"""
user = request.user
data = request.data
# Ensure volume exists
try:
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except Exception as e:
return failure_response(
status.HTTP_409_CONFLICT,
e.message)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
if not can_use_volume(user, volume_id, leader_required=True):
return member_action_forbidden(user.username, "Volume", volume_id)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_volume:
return volume_not_found(volume_id)
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serializer = VolumeSerializer(core_volume, data=data,
context={'request': request},
partial=True)
if serializer.is_valid():
serializer.save()
_update_volume_metadata(
esh_driver, esh_volume, data)
response = Response(serializer.data)
return response
else:
return failure_response(
status.HTTP_400_BAD_REQUEST,
serializer.errors)
def put(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, update metadata about the instance"""
user = request.user
data = request.DATA
#Ensure item exists on the server first
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
if not esh_instance:
return instance_not_found(instance_id)
#Gather the DB related item and update
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serializer = InstanceSerializer(core_instance,
data=data,
context={"request": request})
if serializer.is_valid():
logger.info('metadata = %s' % data)
update_instance_metadata(esh_driver, esh_instance, data)
serializer.save()
new_instance = serializer.object
boot_scripts = data.pop('boot_scripts', [])
if boot_scripts:
new_instance = _save_scripts_to_instance(
new_instance, boot_scripts)
serializer = InstanceSerializer(new_instance,
context={"request": request})
invalidate_cached_instances(identity=Identity.objects.get(
uuid=identity_uuid))
response = Response(serializer.data)
logger.info('data = %s' % serializer.data)
response['Cache-Control'] = 'no-cache'
return response
else:
return Response(serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def delete(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, TERMINATE the instance.
Be careful, there is no going back once you've deleted an instance.
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
if not esh_instance:
return instance_not_found(instance_id)
#Test that there is not an attached volume BEFORE we destroy
_check_volume_attachment(esh_driver, esh_instance)
task.destroy_instance_task(esh_instance, identity_uuid)
invalidate_cached_instances(identity=Identity.objects.get(uuid=identity_uuid))
existing_instance = esh_driver.get_instance(instance_id)
if existing_instance:
#Instance will be deleted soon...
esh_instance = existing_instance
if esh_instance.extra\
and 'task' not in esh_instance.extra:
esh_instance.extra['task'] = 'queueing delete'
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
if core_instance:
core_instance.end_date_all()
else:
logger.warn("Unable to find core instance %s." % (instance_id))
serialized_data = InstanceSerializer(core_instance,
context={"request":request}).data
response = Response(serialized_data, status=status.HTTP_200_OK)
response['Cache-Control'] = 'no-cache'
return response
except (Identity.DoesNotExist) as exc:
return failure_response(status.HTTP_400_BAD_REQUEST,
"Invalid provider_uuid or identity_uuid.")
except VolumeAttachConflict as exc:
message = exc.message
return failure_response(status.HTTP_409_CONFLICT, message)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
def get(self, request, provider_uuid, identity_uuid):
"""
Retrieves list of volumes and updates the DB
"""
user = request.user
try:
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except Exception as e:
return failure_response(
status.HTTP_409_CONFLICT,
e.message)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
volume_list_method = esh_driver.list_volumes
if AccountProvider.objects.filter(identity__uuid=identity_uuid):
# Instance list method changes when using the OPENSTACK provider
volume_list_method = esh_driver.list_all_volumes
try:
esh_volume_list = volume_list_method()
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudBadResponseError:
return malformed_response(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception:
logger.exception("Uncaught Exception in Volume list method")
return failure_response(
status.HTTP_500_INTERNAL_SERVER_ERROR,
'Volume list method failed. Contact support')
core_volume_list = [convert_esh_volume(volume, provider_uuid,
identity_uuid, user)
for volume in esh_volume_list]
serializer = VolumeSerializer(core_volume_list,
context={'request': request}, many=True)
response = Response(serializer.data)
return response
def get(self, request, provider_uuid, identity_uuid):
"""
Returns a list of all instances
"""
user = request.user
try:
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except Exception as e:
return failure_response(
status.HTTP_409_CONFLICT,
e.message)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
identity = Identity.objects.get(uuid=identity_uuid)
# Probably redundant
if not user.can_use_identity(identity.id):
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance_list = get_cached_instances(identity=identity)
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
core_instance_list = [convert_esh_instance(esh_driver,
inst,
provider_uuid,
identity_uuid,
user)
for inst in esh_instance_list]
# TODO: Core/Auth checks for shared instances
serialized_data = InstanceSerializer(core_instance_list,
context={"request": request},
many=True).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def get(self, request, provider_uuid, identity_uuid):
"""
Returns a list of all instances
"""
user = request.user
try:
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except Exception as e:
return failure_response(status.HTTP_409_CONFLICT, e.message)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
identity = Identity.objects.get(uuid=identity_uuid)
# Probably redundant
if not user.can_use_identity(identity.id):
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance_list = get_cached_instances(identity=identity)
except LibcloudBadResponseError:
return malformed_response(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
core_instance_list = [
convert_esh_instance(esh_driver, inst, provider_uuid,
identity_uuid, user)
for inst in esh_instance_list
]
# TODO: Core/Auth checks for shared instances
serialized_data = InstanceSerializer(core_instance_list,
context={
"request": request
},
many=True).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def patch(self, request, provider_uuid, identity_uuid, volume_id):
"""
Updates DB values for volume
"""
user = request.user
data = request.data
# Ensure volume exists
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_volume:
return volume_not_found(volume_id)
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serializer = VolumeSerializer(core_volume, data=data,
context={'request': request},
partial=True)
if serializer.is_valid():
serializer.save()
_update_volume_metadata(
esh_driver, esh_volume, data)
response = Response(serializer.data)
return response
else:
return failure_response(
status.HTTP_400_BAD_REQUEST,
serializer.errors)
def get(self, request, provider_uuid, identity_uuid, instance_id):
"""
Authentication Required, get instance details.
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_instance:
try:
core_inst = CoreInstance.objects.get(
provider_alias=instance_id,
source__provider__uuid=provider_uuid,
created_by_identity__uuid=identity_uuid)
core_inst.end_date_all()
except CoreInstance.DoesNotExist:
pass
return instance_not_found(instance_id)
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serialized_data = InstanceSerializer(
core_instance,
context={"request": request}).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def get(self, request, provider_uuid, identity_uuid, instance_id):
"""
Authentication Required, get instance details.
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_instance:
try:
core_inst = CoreInstance.objects.get(
provider_alias=instance_id,
source__provider__uuid=provider_uuid,
created_by_identity__uuid=identity_uuid)
core_inst.end_date_all()
except CoreInstance.DoesNotExist:
pass
return instance_not_found(instance_id)
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
serialized_data = InstanceSerializer(
core_instance,
context={"request": request}).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def delete(self, request, provider_id, identity_id, instance_id):
"""Authentication Required, TERMINATE the instance.
Be careful, there is no going back once you've deleted an instance.
"""
user = request.user
esh_driver = prepare_driver(request, provider_id, identity_id)
if not esh_driver:
return invalid_creds(provider_id, identity_id)
try:
esh_instance = esh_driver.get_instance(instance_id)
if not esh_instance:
return instance_not_found(instance_id)
task.destroy_instance_task(esh_instance, identity_id)
existing_instance = esh_driver.get_instance(instance_id)
if existing_instance:
#Instance will be deleted soon...
esh_instance = existing_instance
if esh_instance.extra\
and 'task' not in esh_instance.extra:
esh_instance.extra['task'] = 'queueing delete'
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_id, identity_id,
user)
if core_instance:
core_instance.end_date_all()
else:
logger.warn("Unable to find core instance %s." % (instance_id))
serialized_data = InstanceSerializer(core_instance,
context={"request":request}).data
response = Response(serialized_data, status=status.HTTP_200_OK)
response['Cache-Control'] = 'no-cache'
return response
except ConnectionFailure:
return connection_failure(provider_id, identity_id)
except InvalidCredsError:
return invalid_creds(provider_id, identity_id)
def get(self, request, provider_uuid):
try:
provider = Provider.get_active(provider_uuid)
except Provider.DoesNotExist:
return failure_response(
status.HTTP_404_NOT_FOUND,
"The provider does not exist.")
admin_driver = get_admin_driver(provider)
if not admin_driver:
return failure_response(
status.HTTP_404_NOT_FOUND,
"The driver cannot be retrieved for this provider.")
if not hasattr(admin_driver._connection, "ex_hypervisor_statistics"):
return failure_response(
status.HTTP_404_NOT_FOUND,
"Occupancy statistics cannot be retrieved for this provider.")
try:
stats = admin_driver._connection.ex_hypervisor_statistics()
return Response(stats)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid)
except Exception as exc:
return failure_response(status.HTTP_503_SERVICE_UNAVAILABLE,
"Error occurred while retrieving statistics: %s" % exc)
def post(self, request, provider_uuid, identity_uuid, format=None):
"""
Instance Class:
Launches an instance based on the params
Returns a single instance
Parameters: machine_alias, size_alias, username
TODO: Create a 'reverse' using the instance-id to pass
the URL for the newly created instance
I.e: url = "/provider/1/instance/1/i-12345678"
"""
data = request.data
user = request.user
# Check the data is valid
missing_keys = valid_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
# Pass these as args
size_alias = data.pop("size_alias")
machine_alias = data.pop("machine_alias")
hypervisor_name = data.pop("hypervisor", None)
if hypervisor_name:
# Previous method passed this with 'None' but that fails now.
# This check will only add the ex_ value if it is 'truthy'.
data['ex_hypervisor_name'] = hypervisor_name
deploy = data.pop("deploy", True)
if type(deploy) in [str, unicode] and deploy.lower() == "false":
deploy = False
elif not isinstance(deploy, bool):
deploy = True
boot_scripts = data.pop("scripts", [])
try:
logger.debug(data)
core_instance = launch_instance(
user, identity_uuid,
size_alias, machine_alias,
deploy=deploy, **data)
except UnderThresholdError as ute:
return under_threshold(ute)
except OverQuotaError as oqe:
return over_quota(oqe)
except OverAllocationError as oae:
return over_quota(oae)
except SizeNotAvailable as snae:
return size_not_available(snae)
except SecurityGroupNotCreated:
return connection_failure(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
serializer = InstanceSerializer(core_instance,
context={"request": request},
data=data)
if serializer.is_valid():
instance = serializer.save()
if boot_scripts:
_save_scripts_to_instance(instance, boot_scripts)
return Response(serializer.data, status=status.HTTP_201_CREATED)
else:
return Response(serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def post(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, Attempt a specific instance action,
including necessary parameters.
"""
# Service-specific call to action
action_params = request.DATA
if not action_params.get('action', None):
return failure_response(
status.HTTP_400_BAD_REQUEST,
'POST request to /action require a BODY with \'action\'.')
result_obj = None
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_instance:
return failure_response(
status.HTTP_400_BAD_REQUEST,
'Instance %s no longer exists' % (instance_id,))
action = action_params['action']
try:
if 'volume' in action:
volume_id = action_params.get('volume_id')
mount_location = action_params.get('mount_location', None)
device = action_params.get('device', None)
if 'attach_volume' == action:
if mount_location == 'null' or mount_location == 'None':
mount_location = None
if device == 'null' or device == 'None':
device = None
future_mount_location =\
task.attach_volume_task(esh_driver,
esh_instance.alias,
volume_id,
device,
mount_location)
elif 'mount_volume' == action:
future_mount_location =\
task.mount_volume_task(esh_driver,
esh_instance.alias,
volume_id, device,
mount_location)
elif 'unmount_volume' == action:
(result, error_msg) =\
task.unmount_volume_task(esh_driver,
esh_instance.alias,
volume_id, device,
mount_location)
elif 'detach_volume' == action:
(result, error_msg) =\
task.detach_volume_task(esh_driver,
esh_instance.alias,
volume_id)
if not result and error_msg:
# Return reason for failed detachment
return failure_response(
status.HTTP_400_BAD_REQUEST,
error_msg)
# Task complete, convert the volume and return the object
esh_volume = esh_driver.get_volume(volume_id)
core_volume = convert_esh_volume(esh_volume,
provider_uuid,
identity_uuid,
user)
result_obj =\
VolumeSerializer(core_volume,
context={"request": request}).data
elif 'resize' == action:
size_alias = action_params.get('size', '')
if type(size_alias) == int:
size_alias = str(size_alias)
resize_instance(esh_driver, esh_instance, size_alias,
provider_uuid, identity_uuid, user)
elif 'confirm_resize' == action:
confirm_resize(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'revert_resize' == action:
esh_driver.revert_resize_instance(esh_instance)
elif 'redeploy' == action:
redeploy_init(esh_driver, esh_instance, countdown=None)
elif 'resume' == action:
result_obj = resume_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'suspend' == action:
result_obj = suspend_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'shelve' == action:
result_obj = shelve_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'unshelve' == action:
result_obj = unshelve_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'shelve_offload' == action:
result_obj = offload_instance(esh_driver, esh_instance)
elif 'start' == action:
start_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'stop' == action:
stop_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'reset_network' == action:
esh_driver.reset_network(esh_instance)
elif 'console' == action:
result_obj = esh_driver._connection\
.ex_vnc_console(esh_instance)
elif 'reboot' == action:
reboot_type = action_params.get('reboot_type', 'SOFT')
reboot_instance(esh_driver, esh_instance,
identity_uuid, user, reboot_type)
elif 'rebuild' == action:
machine_alias = action_params.get('machine_alias', '')
machine = esh_driver.get_machine(machine_alias)
esh_driver.rebuild_instance(esh_instance, machine)
else:
return failure_response(
status.HTTP_400_BAD_REQUEST,
'Unable to to perform action %s.' % (action))
api_response = {
'result': 'success',
'message': 'The requested action <%s> was run successfully'
% action_params['action'],
'object': result_obj,
}
response = Response(api_response, status=status.HTTP_200_OK)
return response
except HypervisorCapacityError, hce:
return over_capacity(hce)
def post(self, request, provider_uuid, identity_uuid, format=None):
"""
Instance Class:
Launches an instance based on the params
Returns a single instance
Parameters: machine_alias, size_alias, username
TODO: Create a 'reverse' using the instance-id to pass
the URL for the newly created instance
I.e: url = "/provider/1/instance/1/i-12345678"
"""
data = request.data
user = request.user
# Check the data is valid
missing_keys = valid_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
# Pass these as args
size_alias = data.pop("size_alias")
allocation_source_id = data.pop("allocation_source_id", None)
machine_alias = data.pop("machine_alias")
hypervisor_name = data.pop("hypervisor", None)
if hypervisor_name:
# Previous method passed this with 'None' but that fails now.
# This check will only add the ex_ value if it is 'truthy'.
data['ex_hypervisor_name'] = hypervisor_name
deploy = data.pop("deploy", True)
if type(deploy) in [str, unicode] and deploy.lower() == "false":
deploy = False
elif not isinstance(deploy, bool):
deploy = True
boot_scripts = data.pop("scripts", [])
try:
logger.debug(data)
if not settings.USE_ALLOCATION_SOURCE:
allocation_source = None
else:
allocation_source = AllocationSource.objects.get(
source_id=allocation_source_id)
core_instance = launch_instance(user,
identity_uuid,
size_alias,
machine_alias,
deploy=deploy,
**data)
except UnderThresholdError as ute:
return under_threshold(ute)
except OverQuotaError as oqe:
return over_quota(oqe)
except OverAllocationError as oae:
return over_quota(oae)
except SizeNotAvailable as snae:
return size_not_available(snae)
except SecurityGroupNotCreated:
return connection_failure(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
serializer = InstanceSerializer(core_instance,
context={"request": request},
data=data)
if serializer.is_valid():
instance = serializer.save()
if boot_scripts:
_save_scripts_to_instance(instance, boot_scripts)
instance.change_allocation_source(allocation_source)
return Response(serializer.data, status=status.HTTP_201_CREATED)
else:
return Response(serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
class VolumeList(APIView):
"""List all volumes on Identity"""
permission_classes = (ApiAuthRequired, )
def get(self, request, provider_uuid, identity_uuid):
"""
Retrieves list of volumes and updates the DB
"""
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
volume_list_method = esh_driver.list_volumes
if AccountProvider.objects.filter(identity__uuid=identity_uuid):
# Instance list method changes when using the OPENSTACK provider
volume_list_method = esh_driver.list_all_volumes
try:
esh_volume_list = volume_list_method()
except MalformedResponseError:
return malformed_response(provider_id, identity_id)
except InvalidCredsError:
return invalid_creds(provider_id, identity_id)
core_volume_list = [
convert_esh_volume(volume, provider_uuid, identity_uuid, user)
for volume in esh_volume_list
]
serializer = VolumeSerializer(core_volume_list,
context={'request': request},
many=True)
response = Response(serializer.data)
return response
def post(self, request, provider_uuid, identity_uuid):
"""
Creates a new volume and adds it to the DB
"""
user = request.user
driver = prepare_driver(request, provider_uuid, identity_uuid)
if not driver:
return invalid_creds(provider_uuid, identity_uuid)
data = request.DATA
missing_keys = valid_volume_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
#Pass arguments
name = data.get('name')
size = data.get('size')
#Optional fields
description = data.get('description')
image_id = data.get('image')
if image_id:
image = driver.get_machine(image_id)
image_size = image._connection.get_size(image._image)
if int(size) > image_size + 4:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Volumes created from images cannot exceed "
"more than 4GB greater than the size of "
"the image: %s GB" % image_size)
else:
image = None
snapshot_id = data.get('snapshot')
if snapshot_id:
snapshot = driver._connection.ex_get_snapshot(image_id)
else:
snapshot = None
try:
success, esh_volume = create_volume(driver,
identity_uuid,
name,
size,
description,
snapshot=snapshot,
image=image)
except OverQuotaError, oqe:
return over_quota(oqe)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
class VolumeSnapshot(APIView):
"""
Initialize and view volume snapshots
"""
permission_classes = (ApiAuthRequired, )
def get(self, request, provider_uuid, identity_uuid):
"""
"""
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_snapshots = esh_driver._connection.ex_list_snapshots()
except MalformedResponseError:
return malformed_response(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
snapshot_data = []
for ss in esh_snapshots:
snapshot_data.append({
'id': ss.id,
'name': ss.extra['name'],
'size': ss.size,
'description': ss.extra['description'],
'created': ss.extra['created'],
'status': ss.extra['status'],
'volume_id': ss.extra['volume_id'],
})
response = Response(snapshot_data)
return response
def post(self, request, provider_uuid, identity_uuid):
"""
Updates DB values for volume
"""
user = request.user
data = request.DATA
missing_keys = valid_snapshot_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
#Required
size = data.get('size')
volume_id = data.get('volume_id')
display_name = data.get('display_name')
#Optional
description = data.get('description')
metadata = data.get('metadata')
snapshot_id = data.get('snapshot_id')
#STEP 0 - Existence tests
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
esh_volume = esh_driver.get_volume(volume_id)
#TODO: Put quota tests at the TOP so we dont over-create resources!
#STEP 1 - Reuse/Create snapshot
if snapshot_id:
snapshot = esh_driver._connection.get_snapshot(snapshot_id)
if not snapshot:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Snapshot %s not found. Process aborted." % snapshot_id)
else:
#Normal flow, create a snapshot from the volume
if not esh_volume:
return volume_not_found(volume_id)
if esh_volume.extra['status'].lower() != 'available':
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Volume status must be 'available'. "
"Did you detach the volume?")
snapshot = esh_driver._connection.ex_create_snapshot(
esh_volume, display_name, description)
if not snapshot:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Snapshot not created. Process aborted.")
#STEP 2 - Create volume from snapshot
try:
success, esh_volume = create_volume(esh_driver,
identity_uuid,
display_name,
size,
description,
metadata,
snapshot=snapshot)
if not success:
return failure_response(
status.HTTP_500_INTERNAL_SERVER_ERROR,
'Volume creation failed. Contact support')
# Volume creation succeeded
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serialized_data = VolumeSerializer(core_volume,
context={
'request': request
}).data
return Response(serialized_data, status=status.HTTP_201_CREATED)
except OverQuotaError, oqe:
return over_quota(oqe)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
def post(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, Attempt a specific instance action,
including necessary parameters.
"""
# Service-specific call to action
action_params = request.data
if not action_params.get('action', None):
return failure_response(
status.HTTP_400_BAD_REQUEST,
'POST request to /action require a BODY with \'action\'.')
result_obj = None
user = request.user
identity = Identity.objects.get(uuid=identity_uuid)
action = action_params['action']
try:
result_obj = run_instance_action(user, identity, instance_id,
action, action_params)
result_obj = _further_process_result(request, action, result_obj)
api_response = {
'result':
'success',
'message':
'The requested action <%s> was run successfully' %
(action_params['action'], ),
'object':
result_obj,
}
response = Response(api_response, status=status.HTTP_200_OK)
return response
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except InstanceDoesNotExist as dne:
return failure_response(
status.HTTP_404_NOT_FOUND,
'Instance %s no longer exists' % (dne.message, ))
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except HypervisorCapacityError as hce:
return over_capacity(hce)
except OverQuotaError as oqe:
return over_quota(oqe)
except OverAllocationError as oae:
return over_quota(oae)
except SizeNotAvailable as snae:
return size_not_available(snae)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except VolumeMountConflict as vmc:
return mount_failed(vmc)
except NotImplemented:
return failure_response(
status.HTTP_409_CONFLICT,
"The requested action %s is not available on this provider." %
action_params['action'])
except ActionNotAllowed:
return failure_response(
status.HTTP_409_CONFLICT,
"The requested action %s has been explicitly "
"disabled on this provider." % action_params['action'])
except Exception as exc:
logger.exception("Exception occurred processing InstanceAction")
message = exc.message
if message.startswith('409 Conflict'):
return failure_response(status.HTTP_409_CONFLICT, message)
return failure_response(
status.HTTP_403_FORBIDDEN,
"The requested action %s encountered "
"an irrecoverable exception: %s" %
(action_params['action'], message))
class Instance(APIView):
"""
Instances are the objects created when you launch a machine. They are
represented by a unique ID, randomly generated on launch, important
attributes of an Instance are:
Name, Status (building, active, suspended), Size, Machine"""
#renderer_classes = (JSONRenderer, JSONPRenderer)
permission_classes = (ApiAuthRequired, )
def get(self, request, provider_id, identity_id, instance_id):
"""
Authentication Required, get instance details.
"""
user = request.user
esh_driver = prepare_driver(request, provider_id, identity_id)
if not esh_driver:
return invalid_creds(provider_id, identity_id)
esh_instance = esh_driver.get_instance(instance_id)
if not esh_instance:
try:
core_inst = CoreInstance.objects.get(
provider_alias=instance_id,
provider_machine__provider__id=provider_id,
created_by_identity__id=identity_id)
core_inst.end_date_all()
except CoreInstance.DoesNotExist:
pass
return instance_not_found(instance_id)
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_id, identity_id, user)
serialized_data = InstanceSerializer(core_instance,
context={
"request": request
}).data
response = Response(serialized_data)
response['Cache-Control'] = 'no-cache'
return response
def patch(self, request, provider_id, identity_id, instance_id):
"""Authentication Required, update metadata about the instance"""
user = request.user
data = request.DATA
esh_driver = prepare_driver(request, provider_id, identity_id)
if not esh_driver:
return invalid_creds(provider_id, identity_id)
esh_instance = esh_driver.get_instance(instance_id)
if not esh_instance:
return instance_not_found(instance_id)
#Gather the DB related item and update
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_id, identity_id, user)
serializer = InstanceSerializer(core_instance,
data=data,
context={"request": request},
partial=True)
if serializer.is_valid():
logger.info('metadata = %s' % data)
update_instance_metadata(esh_driver,
esh_instance,
data,
replace=False)
serializer.save()
response = Response(serializer.data)
logger.info('data = %s' % serializer.data)
response['Cache-Control'] = 'no-cache'
return response
else:
return Response(serializer.errors,
status=status.HTTP_400_BAD_REQUEST)
def put(self, request, provider_id, identity_id, instance_id):
"""Authentication Required, update metadata about the instance"""
user = request.user
data = request.DATA
#Ensure item exists on the server first
esh_driver = prepare_driver(request, provider_id, identity_id)
if not esh_driver:
return invalid_creds(provider_id, identity_id)
esh_instance = esh_driver.get_instance(instance_id)
if not esh_instance:
return instance_not_found(instance_id)
#Gather the DB related item and update
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_id, identity_id, user)
serializer = InstanceSerializer(core_instance,
data=data,
context={"request": request})
if serializer.is_valid():
logger.info('metadata = %s' % data)
update_instance_metadata(esh_driver, esh_instance, data)
serializer.save()
response = Response(serializer.data)
logger.info('data = %s' % serializer.data)
response['Cache-Control'] = 'no-cache'
return response
else:
return Response(serializer.errors, status=status.HTTP_400)
def delete(self, request, provider_id, identity_id, instance_id):
"""Authentication Required, TERMINATE the instance.
Be careful, there is no going back once you've deleted an instance.
"""
user = request.user
esh_driver = prepare_driver(request, provider_id, identity_id)
if not esh_driver:
return invalid_creds(provider_id, identity_id)
try:
esh_instance = esh_driver.get_instance(instance_id)
if not esh_instance:
return instance_not_found(instance_id)
#Test that there is not an attached volume BEFORE we destroy
_check_volume_attachment(esh_driver, esh_instance)
task.destroy_instance_task(esh_instance, identity_id)
existing_instance = esh_driver.get_instance(instance_id)
if existing_instance:
#Instance will be deleted soon...
esh_instance = existing_instance
if esh_instance.extra\
and 'task' not in esh_instance.extra:
esh_instance.extra['task'] = 'queueing delete'
core_instance = convert_esh_instance(esh_driver, esh_instance,
provider_id, identity_id,
user)
if core_instance:
core_instance.end_date_all()
else:
logger.warn("Unable to find core instance %s." % (instance_id))
serialized_data = InstanceSerializer(core_instance,
context={
"request": request
}).data
response = Response(serialized_data, status=status.HTTP_200_OK)
response['Cache-Control'] = 'no-cache'
return response
except VolumeAttachConflict, exc:
message = exc.message
return failure_response(status.HTTP_409_CONFLICT, message)
except ConnectionFailure:
return connection_failure(provider_id, identity_id)
def post(self, request, provider_uuid, identity_uuid):
"""
Updates DB values for volume
"""
user = request.user
data = request.data
missing_keys = valid_snapshot_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
# Required
size = data.get('size')
volume_id = data.get('volume_id')
display_name = data.get('display_name')
# Optional
description = data.get('description')
metadata = data.get('metadata')
snapshot_id = data.get('snapshot_id')
# STEP 0 - Existence tests
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_volume = esh_driver.get_volume(volume_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
# TODO: Put quota tests at the TOP so we dont over-create resources!
# STEP 1 - Reuse/Create snapshot
if snapshot_id:
snapshot = esh_driver._connection.get_snapshot(snapshot_id)
if not snapshot:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Snapshot %s not found. Process aborted."
% snapshot_id)
else:
# Normal flow, create a snapshot from the volume
if not esh_volume:
return volume_not_found(volume_id)
if esh_volume.extra['status'].lower() != 'available':
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Volume status must be 'available'. "
"Did you detach the volume?")
snapshot = esh_driver._connection.ex_create_snapshot(
esh_volume, display_name, description)
if not snapshot:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Snapshot not created. Process aborted.")
# STEP 2 - Create volume from snapshot
try:
success, esh_volume = create_volume(esh_driver, identity_uuid,
display_name, size,
description, metadata,
snapshot=snapshot)
if not success:
return failure_response(
status.HTTP_500_INTERNAL_SERVER_ERROR,
'Volume creation failed. Contact support')
# Volume creation succeeded
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serialized_data = VolumeSerializer(
core_volume,
context={'request': request}).data
return Response(serialized_data, status=status.HTTP_201_CREATED)
except OverQuotaError as oqe:
return over_quota(oqe)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
def post(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, Attempt a specific instance action,
including necessary parameters.
"""
# Service-specific call to action
action_params = request.DATA
if not action_params.get('action', None):
return failure_response(
status.HTTP_400_BAD_REQUEST,
'POST request to /action require a BODY with \'action\'.')
result_obj = None
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_instance:
return failure_response(
status.HTTP_400_BAD_REQUEST,
'Instance %s no longer exists' % (instance_id,))
action = action_params['action']
try:
if 'volume' in action:
volume_id = action_params.get('volume_id')
mount_location = action_params.get('mount_location', None)
device = action_params.get('device', None)
if 'attach_volume' == action:
if mount_location == 'null' or mount_location == 'None':
mount_location = None
if device == 'null' or device == 'None':
device = None
future_mount_location =\
task.attach_volume_task(esh_driver,
esh_instance.alias,
volume_id,
device,
mount_location)
elif 'mount_volume' == action:
future_mount_location =\
task.mount_volume_task(esh_driver,
esh_instance.alias,
volume_id, device,
mount_location)
elif 'unmount_volume' == action:
(result, error_msg) =\
task.unmount_volume_task(esh_driver,
esh_instance.alias,
volume_id, device,
mount_location)
elif 'detach_volume' == action:
(result, error_msg) =\
task.detach_volume_task(esh_driver,
esh_instance.alias,
volume_id)
if not result and error_msg:
# Return reason for failed detachment
return failure_response(
status.HTTP_400_BAD_REQUEST,
error_msg)
# Task complete, convert the volume and return the object
esh_volume = esh_driver.get_volume(volume_id)
core_volume = convert_esh_volume(esh_volume,
provider_uuid,
identity_uuid,
user)
result_obj =\
VolumeSerializer(core_volume,
context={"request": request}).data
elif 'resize' == action:
size_alias = action_params.get('size', '')
if type(size_alias) == int:
size_alias = str(size_alias)
resize_instance(esh_driver, esh_instance, size_alias,
provider_uuid, identity_uuid, user)
elif 'confirm_resize' == action:
confirm_resize(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'revert_resize' == action:
esh_driver.revert_resize_instance(esh_instance)
elif 'redeploy' == action:
redeploy_init(esh_driver, esh_instance, countdown=None)
elif 'resume' == action:
result_obj = resume_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'suspend' == action:
result_obj = suspend_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'shelve' == action:
result_obj = shelve_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'unshelve' == action:
result_obj = unshelve_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'shelve_offload' == action:
result_obj = offload_instance(esh_driver, esh_instance)
elif 'start' == action:
start_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'stop' == action:
stop_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'reset_network' == action:
esh_driver.reset_network(esh_instance)
elif 'console' == action:
result_obj = esh_driver._connection\
.ex_vnc_console(esh_instance)
elif 'reboot' == action:
reboot_type = action_params.get('reboot_type', 'SOFT')
reboot_instance(esh_driver, esh_instance,
identity_uuid, user, reboot_type)
elif 'rebuild' == action:
machine_alias = action_params.get('machine_alias', '')
machine = esh_driver.get_machine(machine_alias)
esh_driver.rebuild_instance(esh_instance, machine)
else:
return failure_response(
status.HTTP_400_BAD_REQUEST,
'Unable to to perform action %s.' % (action))
api_response = {
'result': 'success',
'message': 'The requested action <%s> was run successfully'
% action_params['action'],
'object': result_obj,
}
response = Response(api_response, status=status.HTTP_200_OK)
return response
except HypervisorCapacityError, hce:
return over_capacity(hce)
logger.debug(data)
core_instance = launch_instance(
user, provider_uuid, identity_uuid,
size_alias, machine_alias,
ex_availability_zone=hypervisor_name,
deploy=deploy, **data)
except UnderThresholdError, ute:
return under_threshold(ute)
except OverQuotaError, oqe:
return over_quota(oqe)
except OverAllocationError, oae:
return over_quota(oae)
except SizeNotAvailable, snae:
return size_not_availabe(snae)
except SecurityGroupNotCreated:
return connection_failure(provider_uuid, identity_uuid)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
serializer = InstanceSerializer(core_instance,
context={"request": request},
data=data)
if serializer.is_valid():
serializer.save()
def post(self, request, provider_id, identity_id, instance_id):
"""Authentication Required, Attempt a specific instance action, including necessary parameters.
"""
#Service-specific call to action
action_params = request.DATA
if not action_params.get('action', None):
return failure_response(
status.HTTP_400_BAD_REQUEST,
'POST request to /action require a BODY with \'action\'.')
result_obj = None
user = request.user
esh_driver = prepare_driver(request, provider_id, identity_id)
if not esh_driver:
return invalid_creds(provider_id, identity_id)
instance_list_method = esh_driver.list_instances
if AccountProvider.objects.filter(identity__id=identity_id):
# Instance list method changes when using the OPENSTACK provider
instance_list_method = esh_driver.list_all_instances
try:
esh_instance_list = instance_list_method()
except ConnectionFailure:
return connection_failure(provider_id, identity_id)
except InvalidCredsError:
return invalid_creds(provider_id, identity_id)
esh_instance = esh_driver.get_instance(instance_id)
if not esh_instance:
return failure_response(
status.HTTP_400_BAD_REQUEST,
'Instance %s no longer exists' % (instance_id,))
action = action_params['action']
try:
if 'volume' in action:
volume_id = action_params.get('volume_id')
if 'attach_volume' == action:
mount_location = action_params.get('mount_location', None)
if mount_location == 'null' or mount_location == 'None':
mount_location = None
device = action_params.get('device', None)
if device == 'null' or device == 'None':
device = None
task.attach_volume_task(esh_driver, esh_instance.alias,
volume_id, device, mount_location)
elif 'detach_volume' == action:
(result, error_msg) = task.detach_volume_task(
esh_driver,
esh_instance.alias,
volume_id)
if not result and error_msg:
#Return reason for failed detachment
return failure_response(
status.HTTP_400_BAD_REQUEST,
error_msg)
#Task complete, convert the volume and return the object
esh_volume = esh_driver.get_volume(volume_id)
core_volume = convert_esh_volume(esh_volume,
provider_id,
identity_id,
user)
result_obj = VolumeSerializer(core_volume,
context={"request":request}
).data
elif 'resize' == action:
size_alias = action_params.get('size', '')
if type(size_alias) == int:
size_alias = str(size_alias)
resize_instance(esh_driver, esh_instance, size_alias,
provider_id, identity_id, user)
elif 'confirm_resize' == action:
confirm_resize(esh_driver, esh_instance,
provider_id, identity_id, user)
elif 'revert_resize' == action:
esh_driver.revert_resize_instance(esh_instance)
elif 'redeploy' == action:
redeploy_init(esh_driver, esh_instance, countdown=None)
elif 'resume' == action:
resume_instance(esh_driver, esh_instance,
provider_id, identity_id, user)
elif 'suspend' == action:
suspend_instance(esh_driver, esh_instance,
provider_id, identity_id, user)
elif 'start' == action:
start_instance(esh_driver, esh_instance,
provider_id, identity_id, user)
elif 'stop' == action:
stop_instance(esh_driver, esh_instance,
provider_id, identity_id, user)
elif 'reset_network' == action:
esh_driver.reset_network(esh_instance)
elif 'console' == action:
result_obj = esh_driver._connection.ex_vnc_console(esh_instance)
elif 'reboot' == action:
reboot_type = action_params.get('reboot_type', 'SOFT')
reboot_instance(esh_driver, esh_instance, reboot_type)
elif 'rebuild' == action:
machine_alias = action_params.get('machine_alias', '')
machine = esh_driver.get_machine(machine_alias)
esh_driver.rebuild_instance(esh_instance, machine)
else:
return failure_response(
status.HTTP_400_BAD_REQUEST,
'Unable to to perform action %s.' % (action))
#ASSERT: The action was executed successfully
api_response = {
'result': 'success',
'message': 'The requested action <%s> was run successfully'
% action_params['action'],
'object': result_obj,
}
response = Response(api_response, status=status.HTTP_200_OK)
return response
### Exception handling below..
except HypervisorCapacityError, hce:
return over_capacity(hce)
def post(self, request, provider_uuid, identity_uuid):
"""
Updates DB values for volume
"""
user = request.user
data = request.DATA
missing_keys = valid_snapshot_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
#Required
size = data.get('size')
volume_id = data.get('volume_id')
display_name = data.get('display_name')
#Optional
description = data.get('description')
metadata = data.get('metadata')
snapshot_id = data.get('snapshot_id')
#STEP 0 - Existence tests
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_volume = esh_driver.get_volume(volume_id)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT, str(exc.message))
#TODO: Put quota tests at the TOP so we dont over-create resources!
#STEP 1 - Reuse/Create snapshot
if snapshot_id:
snapshot = esh_driver._connection.get_snapshot(snapshot_id)
if not snapshot:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Snapshot %s not found. Process aborted." % snapshot_id)
else:
#Normal flow, create a snapshot from the volume
if not esh_volume:
return volume_not_found(volume_id)
if esh_volume.extra['status'].lower() != 'available':
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Volume status must be 'available'. "
"Did you detach the volume?")
snapshot = esh_driver._connection.ex_create_snapshot(
esh_volume, display_name, description)
if not snapshot:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Snapshot not created. Process aborted.")
#STEP 2 - Create volume from snapshot
try:
success, esh_volume = create_volume(esh_driver,
identity_uuid,
display_name,
size,
description,
metadata,
snapshot=snapshot)
if not success:
return failure_response(
status.HTTP_500_INTERNAL_SERVER_ERROR,
'Volume creation failed. Contact support')
# Volume creation succeeded
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serialized_data = VolumeSerializer(core_volume,
context={
'request': request
}).data
return Response(serialized_data, status=status.HTTP_201_CREATED)
except OverQuotaError, oqe:
return over_quota(oqe)
def post(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, Attempt a specific instance action,
including necessary parameters.
"""
# Service-specific call to action
action_params = request.data
if not action_params.get('action', None):
return failure_response(
status.HTTP_400_BAD_REQUEST,
'POST request to /action require a BODY with \'action\'.')
result_obj = None
user = request.user
identity = Identity.objects.get(uuid=identity_uuid)
action = action_params['action']
try:
result_obj = run_instance_action(user, identity, instance_id, action, action_params)
result_obj = _further_process_result(request, action, result_obj)
api_response = {
'result': 'success',
'message': 'The requested action <%s> was run successfully' % (action_params['action'],),
'object': result_obj,
}
response = Response(api_response, status=status.HTTP_200_OK)
return response
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except InstanceDoesNotExist as dne:
return failure_response(
status.HTTP_404_NOT_FOUND,
'Instance %s no longer exists' % (dne.message,))
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except HypervisorCapacityError as hce:
return over_capacity(hce)
except OverQuotaError as oqe:
return over_quota(oqe)
except OverAllocationError as oae:
return over_quota(oae)
except SizeNotAvailable as snae:
return size_not_available(snae)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except VolumeMountConflict as vmc:
return mount_failed(vmc)
except NotImplemented:
return failure_response(
status.HTTP_409_CONFLICT,
"The requested action %s is not available on this provider."
% action_params['action'])
except ActionNotAllowed:
return failure_response(
status.HTTP_409_CONFLICT,
"The requested action %s has been explicitly "
"disabled on this provider." % action_params['action'])
except Exception as exc:
logger.exception("Exception occurred processing InstanceAction")
message = exc.message
if message.startswith('409 Conflict'):
return failure_response(
status.HTTP_409_CONFLICT,
message)
return failure_response(
status.HTTP_403_FORBIDDEN,
"The requested action %s encountered "
"an irrecoverable exception: %s"
% (action_params['action'], message))
machine_alias = data.pop('machine_alias')
hypervisor_name = data.pop('hypervisor',None)
try:
core_instance = launch_instance(
user, provider_id, identity_id,
size_alias, machine_alias,
ex_availability_zone=hypervisor_name,
**data)
except OverQuotaError, oqe:
return over_quota(oqe)
except OverAllocationError, oae:
return over_quota(oae)
except SizeNotAvailable, snae:
return size_not_availabe(snae)
except SecurityGroupNotCreated:
return connection_failure(provider_id, identity_id)
except ConnectionFailure:
return connection_failure(provider_id, identity_id)
except InvalidCredsError:
return invalid_creds(provider_id, identity_id)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
serializer = InstanceSerializer(core_instance,
context={"request":request},
data=data)
#NEVER WRONG
if serializer.is_valid():
def post(self, request, provider_uuid, identity_uuid):
"""
Creates a new volume and adds it to the DB
"""
user = request.user
try:
membership = IdentityMembership.objects.get(
identity__uuid=identity_uuid,
member__memberships__user=user)
except:
return failure_response(
status.HTTP_409_CONFLICT,
"Identity %s is invalid -OR- User %s does not have the appropriate IdentityMembership." % (identity_uuid, user))
try:
driver = prepare_driver(request, provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except Exception as e:
return failure_response(
status.HTTP_409_CONFLICT,
e.message)
if not driver:
return invalid_creds(provider_uuid, identity_uuid)
data = request.data
missing_keys = valid_volume_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
# Pass arguments
name = data.get('name')
size = data.get('size')
# Optional fields
description = data.get('description')
image_id = data.get('image')
if image_id:
image = driver.get_machine(image_id)
image_size = image._connection.get_size(image._image)
if int(size) > image_size + 4:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Volumes created from images cannot exceed "
"more than 4GB greater than the size of "
"the image: %s GB" % image_size)
else:
image = None
snapshot_id = data.get('snapshot')
if snapshot_id:
snapshot = driver._connection.ex_get_snapshot(image_id)
else:
snapshot = None
try:
success, esh_volume = create_esh_volume(driver, user.username, identity_uuid,
name, size, description,
snapshot=snapshot, image=image)
except BaseHTTPError as http_error:
if 'Requested volume or snapshot exceed' in http_error.message:
return over_quota(http_error)
return failure_response(status.HTTP_400_BAD_REQUEST, http_error.message)
except OverQuotaError as oqe:
return over_quota(oqe)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except LibcloudBadResponseError:
return malformed_response(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
if not success:
return failure_response(
status.HTTP_500_INTERNAL_SERVER_ERROR,
'Volume creation failed. Contact support')
# Volume creation succeeded
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serialized_data = VolumeSerializer(core_volume,
context={'request': request}).data
return Response(serialized_data, status=status.HTTP_201_CREATED)
def post(self, request, provider_uuid, identity_uuid, instance_id):
"""Authentication Required, Attempt a specific instance action,
including necessary parameters.
"""
# Service-specific call to action
action_params = request.DATA
if not action_params.get('action', None):
return failure_response(
status.HTTP_400_BAD_REQUEST,
'POST request to /action require a BODY with \'action\'.')
result_obj = None
user = request.user
esh_driver = prepare_driver(request, provider_uuid, identity_uuid)
if not esh_driver:
return invalid_creds(provider_uuid, identity_uuid)
try:
esh_instance = esh_driver.get_instance(instance_id)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except Exception as exc:
logger.exception("Encountered a generic exception. "
"Returning 409-CONFLICT")
return failure_response(status.HTTP_409_CONFLICT,
str(exc.message))
if not esh_instance:
return failure_response(
status.HTTP_400_BAD_REQUEST,
'Instance %s no longer exists' % (instance_id,))
action = action_params['action']
try:
if 'volume' in action:
volume_id = action_params.get('volume_id')
mount_location = action_params.get('mount_location', None)
device = action_params.get('device', None)
if 'attach_volume' == action:
if mount_location == 'null' or mount_location == 'None':
mount_location = None
if device == 'null' or device == 'None':
device = None
task.attach_volume_task(esh_driver,
esh_instance.alias,
volume_id,
device,
mount_location)
elif 'mount_volume' == action:
task.mount_volume_task(esh_driver,
esh_instance.alias,
volume_id, device,
mount_location)
elif 'unmount_volume' == action:
(result, error_msg) =\
task.unmount_volume_task(esh_driver,
esh_instance.alias,
volume_id, device,
mount_location)
elif 'detach_volume' == action:
(result, error_msg) =\
task.detach_volume_task(esh_driver,
esh_instance.alias,
volume_id)
if not result and error_msg:
# Return reason for failed detachment
return failure_response(
status.HTTP_400_BAD_REQUEST,
error_msg)
# Task complete, convert the volume and return the object
esh_volume = esh_driver.get_volume(volume_id)
core_volume = convert_esh_volume(esh_volume,
provider_uuid,
identity_uuid,
user)
result_obj =\
VolumeSerializer(core_volume,
context={"request": request}).data
elif 'resize' == action:
size_alias = action_params.get('size', '')
if isinstance(size_alias, int):
size_alias = str(size_alias)
resize_instance(esh_driver, esh_instance, size_alias,
provider_uuid, identity_uuid, user)
elif 'confirm_resize' == action:
confirm_resize(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'revert_resize' == action:
esh_driver.revert_resize_instance(esh_instance)
elif 'redeploy' == action:
redeploy_init(esh_driver, esh_instance)
elif 'resume' == action:
result_obj = resume_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'suspend' == action:
result_obj = suspend_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'shelve' == action:
result_obj = shelve_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'unshelve' == action:
result_obj = unshelve_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid,
user)
elif 'shelve_offload' == action:
result_obj = offload_instance(esh_driver, esh_instance)
elif 'start' == action:
start_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'stop' == action:
stop_instance(esh_driver, esh_instance,
provider_uuid, identity_uuid, user)
elif 'reset_network' == action:
esh_driver.reset_network(esh_instance)
elif 'console' == action:
result_obj = esh_driver._connection\
.ex_vnc_console(esh_instance)
elif 'reboot' == action:
reboot_type = action_params.get('reboot_type', 'SOFT')
reboot_instance(esh_driver, esh_instance,
identity_uuid, user, reboot_type)
elif 'rebuild' == action:
machine_alias = action_params.get('machine_alias', '')
machine = esh_driver.get_machine(machine_alias)
esh_driver.rebuild_instance(esh_instance, machine)
else:
return failure_response(
status.HTTP_400_BAD_REQUEST,
'Unable to to perform action %s.' % (action))
api_response = {
'result': 'success',
'message': 'The requested action <%s> was run successfully'
% action_params['action'],
'object': result_obj,
}
response = Response(api_response, status=status.HTTP_200_OK)
return response
except HypervisorCapacityError as hce:
return over_capacity(hce)
except OverQuotaError as oqe:
return over_quota(oqe)
except OverAllocationError as oae:
return over_quota(oae)
except SizeNotAvailable as snae:
return size_not_availabe(snae)
except (socket_error, ConnectionFailure):
return connection_failure(provider_uuid, identity_uuid)
except InvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
except VolumeMountConflict as vmc:
return mount_failed(vmc)
except NotImplemented:
return failure_response(
status.HTTP_409_CONFLICT,
"The requested action %s is not available on this provider."
% action_params['action'])
except ActionNotAllowed:
return failure_response(
status.HTTP_409_CONFLICT,
"The requested action %s has been explicitly "
"disabled on this provider." % action_params['action'])
except Exception as exc:
logger.exception("Exception occurred processing InstanceAction")
message = exc.message
if message.startswith('409 Conflict'):
return failure_response(
status.HTTP_409_CONFLICT,
message)
return failure_response(
status.HTTP_404_FORBIDDEN,
"The requested action %s encountered "
"an irrecoverable exception: %s"
% (action_params['action'], message))
def post(self, request, provider_uuid, identity_uuid):
"""
Creates a new volume and adds it to the DB
"""
user = request.user
try:
membership = IdentityMembership.objects.get(
identity__uuid=identity_uuid,
member__name=user.username)
except:
return failure_response(
status.HTTP_409_CONFLICT,
"Identity %s is invalid -OR- User %s does not have the appropriate IdentityMembership." % (identity_uuid, user))
try:
driver = prepare_driver(request, provider_uuid, identity_uuid)
except ProviderNotActive as pna:
return inactive_provider(pna)
except Exception as e:
return failure_response(
status.HTTP_409_CONFLICT,
e.message)
if not driver:
return invalid_creds(provider_uuid, identity_uuid)
data = request.data
missing_keys = valid_volume_post_data(data)
if missing_keys:
return keys_not_found(missing_keys)
# Pass arguments
name = data.get('name')
size = data.get('size')
# Optional fields
description = data.get('description')
image_id = data.get('image')
if image_id:
image = driver.get_machine(image_id)
image_size = image._connection.get_size(image._image)
if int(size) > image_size + 4:
return failure_response(
status.HTTP_400_BAD_REQUEST,
"Volumes created from images cannot exceed "
"more than 4GB greater than the size of "
"the image: %s GB" % image_size)
else:
image = None
snapshot_id = data.get('snapshot')
if snapshot_id:
snapshot = driver._connection.ex_get_snapshot(image_id)
else:
snapshot = None
try:
success, esh_volume = create_esh_volume(driver, user.username, identity_uuid,
name, size, description,
snapshot=snapshot, image=image)
except BaseHTTPError as http_error:
if 'Requested volume or snapshot exceed' in http_error.message:
return over_quota(http_error)
return failure_response(status.HTTP_400_BAD_REQUEST, http_error.message)
except OverQuotaError as oqe:
return over_quota(oqe)
except ConnectionFailure:
return connection_failure(provider_uuid, identity_uuid)
except LibcloudBadResponseError:
return malformed_response(provider_uuid, identity_uuid)
except LibcloudInvalidCredsError:
return invalid_creds(provider_uuid, identity_uuid)
if not success:
return failure_response(
status.HTTP_500_INTERNAL_SERVER_ERROR,
'Volume creation failed. Contact support')
# Volume creation succeeded
core_volume = convert_esh_volume(esh_volume, provider_uuid,
identity_uuid, user)
serialized_data = VolumeSerializer(core_volume,
context={'request': request}).data
return Response(serialized_data, status=status.HTTP_201_CREATED)
