"vnffgd_id_ref": self._vnffgd_msg.id,
"vnffgd_name_ref": self._vnffgd_msg.name,
"sdn_account": self._sdn_account_name,
- }
+ }
vnffgr = NsrYang.YangData_Nsr_NsInstanceOpdata_Nsr_Vnffgr.from_dict(vnffgr_dict)
for rsp in self._vnffgd_msg.rsp:
vnffgr_rsp = vnffgr.rsp.add()
vnfr_cp_ref.vnfd_id_ref =rsp_cp_ref.vnfd_id_ref
vnfr_cp_ref.service_function_type = vnfd[0].service_function_type
for nsr_vnfr in self._nsr.vnfrs.values():
- if (nsr_vnfr.vnfd.id == vnfr_cp_ref.vnfd_id_ref and
- nsr_vnfr.member_vnf_index == vnfr_cp_ref.member_vnf_index_ref):
- vnfr_cp_ref.vnfr_id_ref = nsr_vnfr.id
- vnfr_cp_ref.vnfr_name_ref = nsr_vnfr.name
- vnfr_cp_ref.vnfr_connection_point_ref = rsp_cp_ref.vnfd_connection_point_ref
-
- vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
- self._log.debug(" Received VNFR is %s", vnfr)
- while vnfr.operational_status != 'running':
- self._log.info("Received vnf op status is %s; retrying",vnfr.operational_status)
- if vnfr.operational_status == 'failed':
- self._log.error("Fetching VNFR for %s failed", vnfr.id)
- raise NsrInstantiationFailed("Failed NS %s instantiation due to VNFR %s failure" % (self.id, vnfr.id))
- yield from asyncio.sleep(2, loop=self._loop)
- vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
- self._log.debug("Received VNFR is %s", vnfr)
-
- vnfr_cp_ref.connection_point_params.mgmt_address = vnfr.mgmt_interface.ip_address
- for cp in vnfr.connection_point:
- if cp.name == vnfr_cp_ref.vnfr_connection_point_ref:
- vnfr_cp_ref.connection_point_params.port_id = cp.connection_point_id
- vnfr_cp_ref.connection_point_params.name = self._nsr.name + '.' + cp.name
- for vdu in vnfr.vdur:
- for ext_intf in vdu.external_interface:
- if ext_intf.name == vnfr_cp_ref.vnfr_connection_point_ref:
- vnfr_cp_ref.connection_point_params.vm_id = vdu.vim_id
- self._log.debug("VIM ID for CP %s in VNFR %s is %s",cp.name,nsr_vnfr.id,
+ if (nsr_vnfr.vnfd.id == vnfr_cp_ref.vnfd_id_ref and
+ nsr_vnfr.member_vnf_index == vnfr_cp_ref.member_vnf_index_ref):
+ vnfr_cp_ref.vnfr_id_ref = nsr_vnfr.id
+ vnfr_cp_ref.vnfr_name_ref = nsr_vnfr.name
+ vnfr_cp_ref.vnfr_connection_point_ref = rsp_cp_ref.vnfd_connection_point_ref
+
+ vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
+ self._log.debug(" Received VNFR is %s", vnfr)
+ while vnfr.operational_status != 'running':
+ self._log.info("Received vnf op status is %s; retrying",vnfr.operational_status)
+ if vnfr.operational_status == 'failed':
+ self._log.error("Fetching VNFR for %s failed", vnfr.id)
+ raise NsrInstantiationFailed("Failed NS %s instantiation due to VNFR %s failure" % (self.id, vnfr.id))
+ yield from asyncio.sleep(2, loop=self._loop)
+ vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
+ self._log.debug("Received VNFR is %s", vnfr)
+
+ vnfr_cp_ref.connection_point_params.mgmt_address = vnfr.mgmt_interface.ip_address
+ for cp in vnfr.connection_point:
+ if cp.name == vnfr_cp_ref.vnfr_connection_point_ref:
+ vnfr_cp_ref.connection_point_params.port_id = cp.connection_point_id
+ vnfr_cp_ref.connection_point_params.name = self._nsr.name + '.' + cp.name
+ for vdu in vnfr.vdur:
+ for ext_intf in vdu.external_interface:
+ if ext_intf.name == vnfr_cp_ref.vnfr_connection_point_ref:
+ vnfr_cp_ref.connection_point_params.vm_id = vdu.vim_id
+ self._log.debug("VIM ID for CP %s in VNFR %s is %s",cp.name,nsr_vnfr.id,
vnfr_cp_ref.connection_point_params.vm_id)
- break
+ break
- vnfr_cp_ref.connection_point_params.address = cp.ip_address
- vnfr_cp_ref.connection_point_params.port = VnffgRecord.SFF_DP_PORT
+ vnfr_cp_ref.connection_point_params.address = cp.ip_address
+ vnfr_cp_ref.connection_point_params.port = VnffgRecord.SFF_DP_PORT
for vnffgd_classifier in self._vnffgd_msg.classifier:
_rsp = [rsp for rsp in vnffgr.rsp if rsp.vnffgd_rsp_id_ref == vnffgd_classifier.rsp_id_ref]
vnffgr_classifier.rsp_id_ref = rsp_id_ref
vnffgr_classifier.rsp_name = rsp_name
for nsr_vnfr in self._nsr.vnfrs.values():
- if (nsr_vnfr.vnfd.id == vnffgd_classifier.vnfd_id_ref and
- nsr_vnfr.member_vnf_index == vnffgd_classifier.member_vnf_index_ref):
- vnffgr_classifier.vnfr_id_ref = nsr_vnfr.id
- vnffgr_classifier.vnfr_name_ref = nsr_vnfr.name
- vnffgr_classifier.vnfr_connection_point_ref = vnffgd_classifier.vnfd_connection_point_ref
-
- if nsr_vnfr.vnfd.service_function_chain == 'CLASSIFIER':
- vnffgr_classifier.sff_name = nsr_vnfr.name
-
- vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
- self._log.debug(" Received VNFR is %s", vnfr)
- while vnfr.operational_status != 'running':
- self._log.info("Received vnf op status is %s; retrying",vnfr.operational_status)
- if vnfr.operational_status == 'failed':
- self._log.error("Fetching VNFR for %s failed", vnfr.id)
- raise NsrInstantiationFailed("Failed NS %s instantiation due to VNFR %s failure" % (self.id, vnfr.id))
- yield from asyncio.sleep(2, loop=self._loop)
- vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
- self._log.debug("Received VNFR is %s", vnfr)
-
- for cp in vnfr.connection_point:
- if cp.name == vnffgr_classifier.vnfr_connection_point_ref:
- vnffgr_classifier.port_id = cp.connection_point_id
- vnffgr_classifier.ip_address = cp.ip_address
- for vdu in vnfr.vdur:
- for ext_intf in vdu.external_interface:
- if ext_intf.name == vnffgr_classifier.vnfr_connection_point_ref:
- vnffgr_classifier.vm_id = vdu.vim_id
- self._log.debug("VIM ID for CP %s in VNFR %s is %s",cp.name,nsr_vnfr.id,
- vnfr_cp_ref.connection_point_params.vm_id)
- break
+ if (nsr_vnfr.vnfd.id == vnffgd_classifier.vnfd_id_ref and
+ nsr_vnfr.member_vnf_index == vnffgd_classifier.member_vnf_index_ref):
+ vnffgr_classifier.vnfr_id_ref = nsr_vnfr.id
+ vnffgr_classifier.vnfr_name_ref = nsr_vnfr.name
+ vnffgr_classifier.vnfr_connection_point_ref = vnffgd_classifier.vnfd_connection_point_ref
+
+ if nsr_vnfr.vnfd.service_function_chain == 'CLASSIFIER':
+ vnffgr_classifier.sff_name = nsr_vnfr.name
+
+ vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
+ self._log.debug(" Received VNFR is %s", vnfr)
+ while vnfr.operational_status != 'running':
+ self._log.info("Received vnf op status is %s; retrying",vnfr.operational_status)
+ if vnfr.operational_status == 'failed':
+ self._log.error("Fetching VNFR for %s failed", vnfr.id)
+ raise NsrInstantiationFailed("Failed NS %s instantiation due to VNFR %s failure" % (self.id, vnfr.id))
+ yield from asyncio.sleep(2, loop=self._loop)
+ vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
+ self._log.debug("Received VNFR is %s", vnfr)
+
+ for cp in vnfr.connection_point:
+ if cp.name == vnffgr_classifier.vnfr_connection_point_ref:
+ vnffgr_classifier.port_id = cp.connection_point_id
+ vnffgr_classifier.ip_address = cp.ip_address
+ for vdu in vnfr.vdur:
+ for ext_intf in vdu.external_interface:
+ if ext_intf.name == vnffgr_classifier.vnfr_connection_point_ref:
+ vnffgr_classifier.vm_id = vdu.vim_id
+ self._log.debug("VIM ID for CP %s in VNFR %s is %s",cp.name,nsr_vnfr.id,
+ vnfr_cp_ref.connection_point_params.vm_id)
+ break
self._log.info("VNFFGR msg to be sent is %s", vnffgr)
return vnffgr
while vnfr.operational_status != 'running':
self._log.info("Received vnf op status is %s; retrying",vnfr.operational_status)
if vnfr.operational_status == 'failed':
- self._log.error("Fetching VNFR for %s failed", vnfr.id)
- raise NsrInstantiationFailed("Failed NS %s instantiation due to VNFR %s failure" % (self.id, vnfr.id))
+ self._log.error("Fetching VNFR for %s failed", vnfr.id)
+ raise NsrInstantiationFailed("Failed NS %s instantiation due to VNFR %s failure" % (self.id, vnfr.id))
yield from asyncio.sleep(2, loop=self._loop)
vnfr = yield from self._nsr.fetch_vnfr(nsr_vnfr.xpath)
self._log.debug("Received VNFR is %s", vnfr)
def vnffgr_in_vnffgrm(self):
""" Is there a VNFR record in VNFM """
if (self._vnffgr_state == VnffgRecordState.ACTIVE or
- self._vnffgr_state == VnffgRecordState.INSTANTIATION_PENDING or
- self._vnffgr_state == VnffgRecordState.FAILED):
+ self._vnffgr_state == VnffgRecordState.INSTANTIATION_PENDING or
+ self._vnffgr_state == VnffgRecordState.FAILED):
return True
return False
VirtualLinkRecord
"""
vlr_obj = VirtualLinkRecord(
- dts,
- log,
- loop,
- nsr_name,
- vld_msg,
- cloud_account_name,
- om_datacenter,
- ip_profile,
- nsr_id,
- )
+ dts,
+ log,
+ loop,
+ nsr_name,
+ vld_msg,
+ cloud_account_name,
+ om_datacenter,
+ ip_profile,
+ nsr_id,
+ )
if restart_mode:
res_iter = yield from dts.query_read(
- "D,/vlr:vlr-catalog/vlr:vlr",
- rwdts.XactFlag.MERGE)
+ "D,/vlr:vlr-catalog/vlr:vlr",
+ rwdts.XactFlag.MERGE)
for fut in res_iter:
response = yield from fut
for conn in self.vld_msg.vnfd_connection_point_ref:
for vnfr in vnfrs:
if (vnfr.vnfd.id == conn.vnfd_id_ref and
- vnfr.member_vnf_index == conn.member_vnf_index_ref and
- self.cloud_account_name == vnfr.cloud_account_name and
- self.om_datacenter_name == vnfr.om_datacenter_name):
+ vnfr.member_vnf_index == conn.member_vnf_index_ref and
+ self.cloud_account_name == vnfr.cloud_account_name and
+ self.om_datacenter_name == vnfr.om_datacenter_name):
cp_entry = nsr_vlr.vnfr_connection_point_ref.add()
cp_entry.vnfr_id = vnfr.id
cp_entry.connection_point = conn.vnfd_connection_point_ref
def vlr_in_vns(self):
""" Is there a VLR record in VNS """
if (self._state == VlRecordState.ACTIVE or
- self._state == VlRecordState.INSTANTIATION_PENDING or
- self._state == VlRecordState.TERMINATE_PENDING or
- self._state == VlRecordState.FAILED):
+ self._state == VlRecordState.INSTANTIATION_PENDING or
+ self._state == VlRecordState.TERMINATE_PENDING or
+ self._state == VlRecordState.FAILED):
return True
return False
@staticmethod
@asyncio.coroutine
def create_record(dts, log, loop, vnfd, const_vnfd_msg, nsd_id, nsr_name,
- cloud_account_name, om_datacenter_name, nsr_id, group_name, group_instance_id,
- placement_groups, restart_mode=False):
+ cloud_account_name, om_datacenter_name, nsr_id, group_name, group_instance_id,
+ placement_groups, restart_mode=False):
"""Creates a new VNFR object based on the given data.
If restart mode is enabled, then we look for existing records in the
VirtualNetworkFunctionRecord
"""
vnfr_obj = VirtualNetworkFunctionRecord(
- dts,
- log,
- loop,
- vnfd,
- const_vnfd_msg,
- nsd_id,
- nsr_name,
- cloud_account_name,
- om_datacenter_name,
- nsr_id,
- group_name,
- group_instance_id,
- placement_groups,
- restart_mode=restart_mode)
+ dts,
+ log,
+ loop,
+ vnfd,
+ const_vnfd_msg,
+ nsd_id,
+ nsr_name,
+ cloud_account_name,
+ om_datacenter_name,
+ nsr_id,
+ group_name,
+ group_instance_id,
+ placement_groups,
+ restart_mode=restart_mode)
if restart_mode:
res_iter = yield from dts.query_read(
- "D,/vnfr:vnfr-catalog/vnfr:vnfr",
- rwdts.XactFlag.MERGE)
+ "D,/vnfr:vnfr-catalog/vnfr:vnfr",
+ rwdts.XactFlag.MERGE)
for fut in res_iter:
response = yield from fut
def configure(self):
self.config_store.merge_vnfd_config(
- self._nsd_id,
- self._vnfd,
- self.member_vnf_index,
- )
+ self._nsd_id,
+ self._vnfd,
+ self.member_vnf_index,
+ )
def create_vnfr_msg(self):
""" VNFR message for this VNFR """
vnfd_fields = [
- "short_name",
- "vendor",
- "description",
- "version",
- "type_yang",
- ]
+ "short_name",
+ "vendor",
+ "description",
+ "version",
+ "type_yang",
+ ]
vnfd_copy_dict = {k: v for k, v in self._vnfd.as_dict().items() if k in vnfd_fields}
vnfr_dict = {
- "id": self.id,
- "nsr_id_ref": self._nsr_id,
- "name": self.name,
- "cloud_account": self._cloud_account_name,
- "om_datacenter": self._om_datacenter_name,
- "config_status": self.config_status
- }
+ "id": self.id,
+ "nsr_id_ref": self._nsr_id,
+ "name": self.name,
+ "cloud_account": self._cloud_account_name,
+ "om_datacenter": self._om_datacenter_name,
+ "config_status": self.config_status
+ }
vnfr_dict.update(vnfd_copy_dict)
vnfr = RwVnfrYang.YangData_Vnfr_VnfrCatalog_Vnfr.from_dict(vnfr_dict)
vnfr.vnfd = VnfrYang.YangData_Vnfr_VnfrCatalog_Vnfr_Vnfd.from_dict(self.vnfd.as_dict(),
- ignore_missing_keys=True)
+ ignore_missing_keys=True)
vnfr.member_vnf_index_ref = self.member_vnf_index
vnfr.vnf_configuration.from_dict(self._vnfd.vnf_configuration.as_dict())
self._log.debug("Send an update to VNFM for VNFR {} with {}".
format(self.name, self.vnfr_msg))
yield from self._dts.query_update(
- self.xpath,
- rwdts.XactFlag.TRACE,
- self.vnfr_msg
- )
+ self.xpath,
+ rwdts.XactFlag.TRACE,
+ self.vnfr_msg
+ )
def get_config_status(self):
"""Return the config status as YANG ENUM"""
yield from self.update_vnfm()
except Exception as e:
self._log.error("Exception updating VNFM with new status {} of VNFR {}: {}".
- format(status, self.name, e))
+ format(status, self.name, e))
self._log.exception(e)
def is_configured(self):
for vlr in nsr.vlrs:
for vnfd_cp in vlr.vld_msg.vnfd_connection_point_ref:
if (vnfd_cp.vnfd_id_ref == self._vnfd.id and
- vnfd_cp.vnfd_connection_point_ref == conn.name and
- vnfd_cp.member_vnf_index_ref == self.member_vnf_index and
- vlr.cloud_account_name == self.cloud_account_name):
+ vnfd_cp.vnfd_connection_point_ref == conn.name and
+ vnfd_cp.member_vnf_index_ref == self.member_vnf_index and
+ vlr.cloud_account_name == self.cloud_account_name):
self._log.debug("Found VLR for cp_name:%s and vnf-index:%d",
conn.name, self.member_vnf_index)
return vlr
cpr.name = conn_p.name
cpr.type_yang = conn_p.type_yang
if conn_p.has_field('port_security_enabled'):
- cpr.port_security_enabled = conn_p.port_security_enabled
+ cpr.port_security_enabled = conn_p.port_security_enabled
vlr_ref = find_vlr_for_cp(conn_p)
if vlr_ref is None:
msg = "Failed to find VLR for cp = %s" % conn_p.name
self._log.debug("%s", msg)
-# raise VirtualNetworkFunctionRecordError(msg)
+ # raise VirtualNetworkFunctionRecordError(msg)
continue
cpr.vlr_ref = vlr_ref.id
def vnfr_in_vnfm(self):
""" Is there a VNFR record in VNFM """
if (self._state == VnfRecordState.ACTIVE or
- self._state == VnfRecordState.INSTANTIATION_PENDING or
- self._state == VnfRecordState.FAILED):
+ self._state == VnfRecordState.INSTANTIATION_PENDING or
+ self._state == VnfRecordState.FAILED):
return True
return False
"FAILED": "failed",
"VL_INSTANTIATE": "vl_instantiate",
"VL_TERMINATE": "vl_terminate",
- }
+ }
return state_to_str_map[self._state.name]
@property
def __str__(self):
return "NSR(name={}, nsd_id={}, cloud_account={})".format(
- self.name, self.nsd_id, self.cloud_account_name
- )
+ self.name, self.nsd_id, self.cloud_account_name
+ )
def _get_vnfd(self, vnfd_id, config_xact):
""" Fetch vnfd msg for the passed vnfd id """
def _get_vnfd_cloud_account(self, vnfd_member_index):
""" Fetch Cloud Account for the passed vnfd id """
if self._nsr_cfg_msg.vnf_cloud_account_map:
- vim_accounts = [(vnf.cloud_account,vnf.om_datacenter) for vnf in self._nsr_cfg_msg.vnf_cloud_account_map \
- if vnfd_member_index == vnf.member_vnf_index_ref]
- if vim_accounts and vim_accounts[0]:
- return vim_accounts[0]
+ vim_accounts = [(vnf.cloud_account,vnf.om_datacenter) for vnf in self._nsr_cfg_msg.vnf_cloud_account_map \
+ if vnfd_member_index == vnf.member_vnf_index_ref]
+ if vim_accounts and vim_accounts[0]:
+ return vim_accounts[0]
return (self.cloud_account_name,self.om_datacenter_name)
def _get_constituent_vnfd_msg(self, vnf_index):
tmp_file = None
with tempfile.NamedTemporaryFile(delete=False) as tmp_file:
tmp_file.write(yaml.dump(data, default_flow_style=True)
- .encode("UTF-8"))
+ .encode("UTF-8"))
self._log.debug("Creating a temp file: {} with input data: {}".
format(tmp_file.name, data))
err_msg = None
if not rc:
err_msg = "Failed config for trigger {} using config script '{}'". \
- format(self.scaling_trigger_str(trigger),
- config_primitive.user_defined_script)
+ format(self.scaling_trigger_str(trigger),
+ config_primitive.user_defined_script)
yield from update_config_status(success=rc, err_msg=err_msg)
return rc
else:
err_msg = "Failed config for trigger {} as config script is not specified". \
- format(self.scaling_trigger_str(trigger))
+ format(self.scaling_trigger_str(trigger))
yield from update_config_status(success=False, err_msg=err_msg)
raise NotImplementedError("Only script based config support for scale group for now: {}".
format(group.name))
else:
- err_msg = "Failed config for trigger {} as config primitive is not specified".\
- format(self.scaling_trigger_str(trigger))
+ err_msg = "Failed config for trigger {} as config primitive is not specified". \
+ format(self.scaling_trigger_str(trigger))
yield from update_config_status(success=False, err_msg=err_msg)
self._log.error("Config primitive not specified for config action in scale group %s" %
(group.name))
scaling_group_msg.name, self.id)
group_record = scale_group.ScalingGroup(
- self._log,
- scaling_group_msg
- )
+ self._log,
+ scaling_group_msg
+ )
self._scaling_groups[group_record.name] = group_record
vnfr = yield from self.create_vnf_record(vnfd_msg, const_vnfd_msg, cloud_account_name, om_datacenter_name, group_name, index)
scale_instance.add_vnfr(vnfr)
vnfrs.append(vnfr)
-
return vnfrs
@asyncio.coroutine
format(group.name, index))
scale_instance.operational_status = "failed"
else:
- yield from self.instantiate_vnfs(vnfrs)
+ yield from self.instantiate_vnfs(vnfrs, scaleout=True)
except Exception as e:
self._log.exception("Failed to begin instantiatiation of vnfs for scale group {}: {}".
if all([state == VnfRecordState.TERMINATED for state in instance_vnf_state_list]):
instance.operational_status = "terminated"
rc = yield from self.apply_scaling_group_config(NsdYang.ScalingTrigger.POST_SCALE_IN,
- group, instance)
+ group, instance)
if rc:
self._log.debug("Scale in for group {} and instance {} succeeded".
format(group.name, instance.instance_id))
VirtualLinkRecord
"""
vlr = yield from VirtualLinkRecord.create_record(
- self._dts,
- self._log,
- self._loop,
- self.name,
- vld,
- cloud_account,
- om_datacenter,
- self.resolve_vld_ip_profile(self.nsd_msg, vld),
- self.id,
- restart_mode=self.restart_mode)
+ self._dts,
+ self._log,
+ self._loop,
+ self.name,
+ vld,
+ cloud_account,
+ om_datacenter,
+ self.resolve_vld_ip_profile(self.nsd_msg, vld),
+ self.id,
+ restart_mode=self.restart_mode)
return vlr
for vnfc in vld.vnfd_connection_point_ref:
cloud_account = vnf_cloud_map.get(
- vnfc.member_vnf_index_ref,
- (self.cloud_account_name,self.om_datacenter_name))
+ vnfc.member_vnf_index_ref,
+ (self.cloud_account_name,self.om_datacenter_name))
cloud_account_list.append(cloud_account)
except Exception as e:
err_msg = "Error instantiating VL for NSR {} and VLD {}: {}". \
- format(self.id, vld.id, e)
+ format(self.id, vld.id, e)
self._log.error(err_msg)
self._log.exception(e)
vlr.state = VlRecordState.FAILED
except Exception as e:
err_msg = "Error terminating VL for NSR {} and VLD {}: {}". \
- format(self.id, vld.id, e)
+ format(self.id, vld.id, e)
self._log.error(err_msg)
self._log.exception(e)
vlr.state = VlRecordState.FAILED
for group in self.nsd_msg.placement_groups:
for member_vnfd in group.member_vnfd:
if (member_vnfd.vnfd_id_ref == vnfd_msg.id) and \
- (member_vnfd.member_vnf_index_ref == const_vnfd.member_vnf_index):
+ (member_vnfd.member_vnf_index_ref == const_vnfd.member_vnf_index):
group_info = self.resolve_placement_group_cloud_construct(group)
if group_info is None:
self._log.error("Could not resolve cloud-construct for placement group: %s", group.name)
# Fetch the VNFD associated with this VNF
placement_groups = self.get_placement_groups(vnfd_msg, const_vnfd)
self._log.info("Cloud Account for VNF %d is %s",const_vnfd.member_vnf_index,cloud_account_name)
- self._log.info("Launching VNF: %s (Member Index: %s) in NSD plancement Groups: %s, restart mode self.restart_mode %s",
+ self._log.info("Launching VNF: %s (Member Index: %s) in NSD plancement Groups: %s",
vnfd_msg.name,
const_vnfd.member_vnf_index,
- [ group.name for group in placement_groups],
- self.restart_mode)
+ [ group.name for group in placement_groups])
vnfr = yield from VirtualNetworkFunctionRecord.create_record(self._dts,
- self._log,
- self._loop,
- vnfd_msg,
- const_vnfd,
- self.nsd_id,
- self.name,
- cloud_account_name,
- om_datacenter_name,
- self.id,
- group_name,
- group_instance_id,
- placement_groups,
- restart_mode=self.restart_mode,
- )
+ self._log,
+ self._loop,
+ vnfd_msg,
+ const_vnfd,
+ self.nsd_id,
+ self.name,
+ cloud_account_name,
+ om_datacenter_name,
+ self.id,
+ group_name,
+ group_instance_id,
+ placement_groups,
+ restart_mode=self.restart_mode,
+ )
if vnfr.id in self._vnfrs:
err = "VNF with VNFR id %s already in vnf list" % (vnfr.id,)
raise NetworkServiceRecordError(err)
end_value = param_pool.range.end_value
if end_value < start_value:
raise NetworkServiceRecordError(
- "Parameter pool %s has invalid range (start: {}, end: {})".format(
- start_value, end_value
- )
- )
+ "Parameter pool %s has invalid range (start: {}, end: {})".format(
+ start_value, end_value
+ )
+ )
self._param_pools[param_pool.name] = config_value_pool.ParameterValuePool(
- self._log,
- param_pool.name,
- range(start_value, end_value)
- )
+ self._log,
+ param_pool.name,
+ range(start_value, end_value)
+ )
@asyncio.coroutine
def fetch_vnfr(self, vnfr_path):
return vnfr
@asyncio.coroutine
- def instantiate_vnfs(self, vnfrs):
+ def instantiate_vnfs(self, vnfrs, scaleout=False):
"""
This function instantiates VNFs for every VNF in this Network Service
"""
self._log.debug("Instantiating %u VNFs in NS %s", len(vnfrs), self.id)
for vnf in vnfrs:
self._log.debug("Instantiating VNF: %s in NS %s", vnf, self.id)
- yield from self.nsm_plugin.instantiate_vnf(self, vnf)
+ yield from self.nsm_plugin.instantiate_vnf(self, vnf,scaleout)
@asyncio.coroutine
def instantiate_vnffgs(self):
for i in range(group.min_instance_count):
self._log.debug("Instantiating %s default scaling instance %s", group, i)
yield from self.create_scale_group_instance(
- group.name, i, config_xact, is_default=True
- )
+ group.name, i, config_xact, is_default=True
+ )
for group_msg in self._nsr_cfg_msg.scaling_group:
if group_msg.scaling_group_name_ref != group.name:
for instance in group_msg.instance:
self._log.debug("Reloading %s scaling instance %s", group_msg, instance.id)
yield from self.create_scale_group_instance(
- group.name, instance.id, config_xact, is_default=False
- )
+ group.name, instance.id, config_xact, is_default=False
+ )
def has_scaling_instances(self):
""" Return boolean indicating if the network service has default scaling groups """
return(
"D,/nsr:ns-instance-opdata" +
"/nsr:nsr[nsr:ns-instance-config-ref = '{}']"
- ).format(self.id)
+ ).format(self.id)
@staticmethod
def xpath_from_nsr(nsr):
""" Return NSD config xpath."""
return(
"C,/nsd:nsd-catalog/nsd:nsd[nsd:id = '{}']"
- ).format(self.nsd_id)
+ ).format(self.nsd_id)
@asyncio.coroutine
def instantiate(self, config_xact):
def on_instantiate_done(fut):
# If the do_instantiate fails, then publish NSR with failed result
- if fut.exception() is not None:
- self._log.error("NSR instantiation failed for NSR id %s: %s", self.id, str(fut.exception()))
- self._loop.create_task(self.instantiation_failed(failed_reason=str(fut.exception())))
+ e = fut.exception()
+ if e is not None:
+ import traceback, sys
+ print(traceback.format_exception(None,e, e.__traceback__), file=sys.stderr, flush=True)
+ self._log.error("NSR instantiation failed for NSR id %s: %s", self.id, str(e))
+ self._loop.create_task(self.instantiation_failed(failed_reason=str(e)))
instantiate_task = self._loop.create_task(do_instantiate())
instantiate_task.add_done_callback(on_instantiate_done)
if self._config_status == NsrYang.ConfigStates.FAILED:
self.record_event("config-failed", "NS configuration failed",
- evt_details=self._config_status_details)
+ evt_details=self._config_status_details)
yield from self.publish()
for cfg_prim in self.nsd_msg.service_primitive:
cfg_prim = NsrYang.YangData_Nsr_NsInstanceOpdata_Nsr_ServicePrimitive.from_dict(
- cfg_prim.as_dict())
+ cfg_prim.as_dict())
nsr.service_primitive.append(cfg_prim)
for init_cfg in self.nsd_msg.initial_config_primitive:
break
else:
self._log.info("VNFFGR %s in NSR %s is still not active; current state is: %s",
- vnffgr.id, self.id, vnffgr.state)
+ vnffgr.id, self.id, vnffgr.state)
new_state = curr_state
# Update all the scaling group instance operational status to
continue
self.log.debug(
- "input-parameter:{} = {}".format(
- param.xpath,
- param.value,
- )
- )
+ "input-parameter:{} = {}".format(
+ param.xpath,
+ param.value,
+ )
+ )
try:
xpath.setxattr(nsd, param.xpath, param.value)
self._log.debug(
"Registering for NSD config using xpath: %s",
NsdDtsHandler.XPATH,
- )
+ )
acg_hdl = rift.tasklets.AppConfGroup.Handler(on_apply=on_apply)
with self._dts.appconf_group_create(handler=acg_hdl) as acg:
self._log.debug(
"Registering for VNFD config using xpath: %s",
VnfdDtsHandler.XPATH,
- )
+ )
acg_hdl = rift.tasklets.AppConfGroup.Handler(on_apply=on_apply)
with self._dts.appconf_group_create(handler=acg_hdl) as acg:
# Need a list in scratch to store VNFDs to create/update later
self._log.debug("Attemping NsmTasklet netconf connection.")
manager = yield from ncclient.asyncio_manager.asyncio_connect(
- loop=self._loop,
- host=NsrRpcDtsHandler.NETCONF_IP_ADDRESS,
- port=NsrRpcDtsHandler.NETCONF_PORT,
- username=NsrRpcDtsHandler.NETCONF_USER,
- password=NsrRpcDtsHandler.NETCONF_PW,
- allow_agent=False,
- look_for_keys=False,
- hostkey_verify=False,
- )
+ loop=self._loop,
+ host=NsrRpcDtsHandler.NETCONF_IP_ADDRESS,
+ port=NsrRpcDtsHandler.NETCONF_PORT,
+ username=NsrRpcDtsHandler.NETCONF_USER,
+ password=NsrRpcDtsHandler.NETCONF_PW,
+ allow_agent=False,
+ look_for_keys=False,
+ hostkey_verify=False,
+ )
return manager
yield from asyncio.sleep(5, loop=self._loop)
raise NsrInstantiationFailed("Failed to connect to Launchpad within %s seconds" %
- timeout_secs)
+ timeout_secs)
def _apply_ns_instance_config(self,payload_dict):
#self._log.debug("At apply NS instance config with payload %s",payload_dict)
assert action == rwdts.QueryAction.RPC
rpc_ip = msg
rpc_op = NsrYang.YangOutput_Nsr_StartNetworkService.from_dict({
- "nsr_id":str(uuid.uuid4())
- })
+ "nsr_id":str(uuid.uuid4())
+ })
if not ('name' in rpc_ip and 'nsd_ref' in rpc_ip and ('cloud_account' in rpc_ip or 'om_datacenter' in rpc_ip)):
self._log.error("Mandatory parameters name or nsd_ref or cloud account not found in start-network-service {}".format(rpc_ip))
# self._manager = yield from self._connect()
self._log.debug("Configuring ns-instance-config with name %s nsd-ref: %s",
- rpc_ip.name, rpc_ip.nsd_ref)
+ rpc_ip.name, rpc_ip.nsd_ref)
ns_instance_config_dict = {"id":rpc_op.nsr_id, "admin_status":"ENABLED"}
ns_instance_config_copy_dict = {k:v for k, v in rpc_ip.as_dict().items()
#self._log.debug("Sending configure ns-instance-config xml to %s: %s",
# netconf_xml, NsrRpcDtsHandler.NETCONF_IP_ADDRESS)
self._log.debug("Sending configure ns-instance-config json to %s: %s",
- self._nsr_config_url,ns_instance_config)
+ self._nsr_config_url,ns_instance_config)
#response = yield from self._manager.edit_config(
# target="running",
None,
self._apply_ns_instance_config,
payload_dict
- )
+ )
response.raise_for_status()
self._log.debug("Received edit config response: %s", response.json())
self._ns_regh = group.register(xpath=NsrRpcDtsHandler.EXEC_NSR_CONF_XPATH,
handler=hdl_ns,
flags=rwdts.Flag.PUBLISHER,
- )
+ )
class NsrDtsHandler(object):
raise NetworkServiceRecordError(err)
self._log.debug("Creating NetworkServiceRecord %s from nsr config %s",
- msg.id, msg.as_dict())
+ msg.id, msg.as_dict())
nsr = self.nsm.create_nsr(msg, key_pairs=key_pairs, restart_mode=restart_mode)
return nsr
xpath = ks_path.to_xpath(RwNsrYang.get_schema())
action = xact_info.query_action
self._log.debug(
- "Got Nsr prepare callback (xact: %s) (action: %s) (info: %s), %s:%s)",
- xact, action, xact_info, xpath, msg
- )
+ "Got Nsr prepare callback (xact: %s) (action: %s) (info: %s), %s:%s)",
+ xact, action, xact_info, xpath, msg
+ )
@asyncio.coroutine
def delete_instantiation(ns_id):
acg_hdl = rift.tasklets.AppConfGroup.Handler(on_apply=on_apply)
with self._dts.appconf_group_create(handler=acg_hdl) as acg:
self._nsr_regh = acg.register(xpath=NsrDtsHandler.NSR_XPATH,
- flags=rwdts.Flag.SUBSCRIBER | rwdts.Flag.DELTA_READY | rwdts.Flag.CACHE,
- on_prepare=on_prepare)
+ flags=rwdts.Flag.SUBSCRIBER | rwdts.Flag.DELTA_READY | rwdts.Flag.CACHE,
+ on_prepare=on_prepare)
self._scale_regh = acg.register(
- xpath=NsrDtsHandler.SCALE_INSTANCE_XPATH,
- flags=rwdts.Flag.SUBSCRIBER | rwdts.Flag.DELTA_READY| rwdts.Flag.CACHE,
- )
+ xpath=NsrDtsHandler.SCALE_INSTANCE_XPATH,
+ flags=rwdts.Flag.SUBSCRIBER | rwdts.Flag.DELTA_READY| rwdts.Flag.CACHE,
+ )
self._key_pair_regh = acg.register(
- xpath=NsrDtsHandler.KEY_PAIR_XPATH,
- flags=rwdts.Flag.SUBSCRIBER | rwdts.Flag.DELTA_READY | rwdts.Flag.CACHE,
- )
+ xpath=NsrDtsHandler.KEY_PAIR_XPATH,
+ flags=rwdts.Flag.SUBSCRIBER | rwdts.Flag.DELTA_READY | rwdts.Flag.CACHE,
+ )
class NsrOpDataDtsHandler(object):
self._log.debug(
"Got vnfr on_prepare cb (xact_info: %s, action: %s): %s:%s",
xact_info, action, ks_path, msg
- )
+ )
schema = VnfrYang.YangData_Vnfr_VnfrCatalog_Vnfr.schema()
path_entry = schema.keyspec_to_entry(ks_path)
self._ro_plugin_selector = ro_plugin_selector
self._ncclient = rift.mano.ncclient.NcClient(
- host="127.0.0.1",
- port=2022,
- username="admin",
- password="admin",
- loop=self._loop)
+ host="127.0.0.1",
+ port=2022,
+ username="admin",
+ password="admin",
+ loop=self._loop)
self._nsrs = {}
self._nsds = {}
VnfrDtsHandler(dts, log, loop, self),
NsdRefCountDtsHandler(dts, log, loop, self),
NsrDtsHandler(dts, log, loop, self),
+ ScalingRpcHandler(log, dts, loop, self.scale_rpc_callback),
NsrRpcDtsHandler(dts,log,loop,self),
self._vnfd_dts_handler,
self.cfgmgr_obj,
self._loop.create_task(nsr.delete_scale_group_instance(scale_group_name, instance_id))
+ def scale_rpc_callback(self, xact, msg, action):
+ """Callback handler for RPC calls
+ Args:
+ xact : Transaction Handler
+ msg : RPC input
+ action : Scaling Action
+ """
+ ScalingGroupInstance = NsrYang.YangData_Nsr_NsInstanceConfig_Nsr_ScalingGroup_Instance
+ ScalingGroup = NsrYang.YangData_Nsr_NsInstanceConfig_Nsr_ScalingGroup
+
+ xpath = ('C,/nsr:ns-instance-config/nsr:nsr[nsr:id="{}"]').format(
+ msg.nsr_id_ref)
+ instance = ScalingGroupInstance.from_dict({"id": msg.instance_id})
+
+ @asyncio.coroutine
+ def get_nsr_scaling_group():
+ results = yield from self._dts.query_read(xpath, rwdts.XactFlag.MERGE)
+
+ for result in results:
+ res = yield from result
+ nsr_config = res.result
+
+ for scaling_group in nsr_config.scaling_group:
+ if scaling_group.scaling_group_name_ref == msg.scaling_group_name_ref:
+ break
+ else:
+ scaling_group = nsr_config.scaling_group.add()
+ scaling_group.scaling_group_name_ref = msg.scaling_group_name_ref
+
+ return (nsr_config, scaling_group)
+
+ @asyncio.coroutine
+ def update_config(nsr_config):
+ xml = self._ncclient.convert_to_xml(RwNsrYang, nsr_config)
+ xml = '<config xmlns:xc="urn:ietf:params:xml:ns:netconf:base:1.0">{}</config>'.format(xml)
+ yield from self._ncclient.connect()
+ yield from self._ncclient.manager.edit_config(target="running", config=xml, default_operation="replace")
+
+ @asyncio.coroutine
+ def scale_out():
+ nsr_config, scaling_group = yield from get_nsr_scaling_group()
+ scaling_group.instance.append(instance)
+ yield from update_config(nsr_config)
+
+ @asyncio.coroutine
+ def scale_in():
+ nsr_config, scaling_group = yield from get_nsr_scaling_group()
+ scaling_group.instance.remove(instance)
+ yield from update_config(nsr_config)
+
+ if action == ScalingRpcHandler.ACTION.SCALE_OUT:
+ self._loop.create_task(scale_out())
+ else:
+ self._loop.create_task(scale_in())
+
+ # Opdata based calls, disabled for now!
+ # if action == ScalingRpcHandler.ACTION.SCALE_OUT:
+ # self.scale_nsr_out(
+ # msg.nsr_id_ref,
+ # msg.scaling_group_name_ref,
+ # msg.instance_id,
+ # xact)
+ # else:
+ # self.scale_nsr_in(
+ # msg.nsr_id_ref,
+ # msg.scaling_group_name_ref,
+ # msg.instance_id)
+
def nsr_update_cfg(self, nsr_id, msg):
nsr = self._nsrs[nsr_id]
nsr.nsr_cfg_msg= msg
self._log.error(msg)
raise NetworkServiceRecordError(msg)
- self._log.info("Create NetworkServiceRecord nsr id %s from nsd_id %s, restart mode %s",
+ self._log.info("Create NetworkServiceRecord nsr id %s from nsd_id %s",
nsr_msg.id,
- nsr_msg.nsd.id,
- restart_mode)
+ nsr_msg.nsd.id)
nsm_plugin = self._ro_plugin_selector.ro_plugin
sdn_account_name = self._cloud_account_handler.get_cloud_account_sdn_name(nsr_msg.cloud_account)
raise NetworkServiceDescriptorError("NSD already exists-%s", nsd_msg.id)
nsd = NetworkServiceDescriptor(
- self._dts,
- self._log,
- self._loop,
- nsd_msg,
- self
- )
+ self._dts,
+ self._log,
+ self._loop,
+ nsd_msg,
+ self
+ )
self._nsds[nsd_msg.id] = nsd
return nsd
path = VirtualLinkRecord.vlr_xpath(vlr)
return (yield from self._vlr_pub_hdlr.delete(xact, path))
+
+class ScalingRpcHandler(mano_dts.DtsHandler):
+ """ The Network service Monitor DTS handler """
+ SCALE_IN_INPUT_XPATH = "I,/nsr:exec-scale-in"
+ SCALE_IN_OUTPUT_XPATH = "O,/nsr:exec-scale-in"
+
+ SCALE_OUT_INPUT_XPATH = "I,/nsr:exec-scale-out"
+ SCALE_OUT_OUTPUT_XPATH = "O,/nsr:exec-scale-out"
+
+ ACTION = Enum('ACTION', 'SCALE_IN SCALE_OUT')
+
+ def __init__(self, log, dts, loop, callback=None):
+ super().__init__(log, dts, loop)
+ self.callback = callback
+ self.last_instance_id = defaultdict(int)
+
+ @asyncio.coroutine
+ def register(self):
+
+ @asyncio.coroutine
+ def on_scale_in_prepare(xact_info, action, ks_path, msg):
+ assert action == rwdts.QueryAction.RPC
+
+ try:
+ if self.callback:
+ self.callback(xact_info.xact, msg, self.ACTION.SCALE_IN)
+
+ rpc_op = NsrYang.YangOutput_Nsr_ExecScaleIn.from_dict({
+ "instance_id": msg.instance_id})
+
+ xact_info.respond_xpath(
+ rwdts.XactRspCode.ACK,
+ self.__class__.SCALE_IN_OUTPUT_XPATH,
+ rpc_op)
+
+ except Exception as e:
+ self.log.exception(e)
+ xact_info.respond_xpath(
+ rwdts.XactRspCode.NACK,
+ self.__class__.SCALE_IN_OUTPUT_XPATH)
+
+ @asyncio.coroutine
+ def on_scale_out_prepare(xact_info, action, ks_path, msg):
+ assert action == rwdts.QueryAction.RPC
+
+ try:
+ scaling_group = msg.scaling_group_name_ref
+ if not msg.instance_id:
+ last_instance_id = self.last_instance_id[scale_group]
+ msg.instance_id = last_instance_id + 1
+ self.last_instance_id[scale_group] += 1
+
+ if self.callback:
+ self.callback(xact_info.xact, msg, self.ACTION.SCALE_OUT)
+
+ rpc_op = NsrYang.YangOutput_Nsr_ExecScaleOut.from_dict({
+ "instance_id": msg.instance_id})
+
+ xact_info.respond_xpath(
+ rwdts.XactRspCode.ACK,
+ self.__class__.SCALE_OUT_OUTPUT_XPATH,
+ rpc_op)
+
+ except Exception as e:
+ self.log.exception(e)
+ xact_info.respond_xpath(
+ rwdts.XactRspCode.NACK,
+ self.__class__.SCALE_OUT_OUTPUT_XPATH)
+
+ scale_in_hdl = rift.tasklets.DTS.RegistrationHandler(
+ on_prepare=on_scale_in_prepare)
+ scale_out_hdl = rift.tasklets.DTS.RegistrationHandler(
+ on_prepare=on_scale_out_prepare)
+
+ with self.dts.group_create() as group:
+ group.register(
+ xpath=self.__class__.SCALE_IN_INPUT_XPATH,
+ handler=scale_in_hdl,
+ flags=rwdts.Flag.PUBLISHER)
+ group.register(
+ xpath=self.__class__.SCALE_OUT_INPUT_XPATH,
+ handler=scale_out_hdl,
+ flags=rwdts.Flag.PUBLISHER)
+
+
class NsmTasklet(rift.tasklets.Tasklet):
"""
The network service manager tasklet
self._vnfd_pub_handler = publisher.VnfdPublisher(use_ssl, ssl_cert, ssl_key, self.loop)
self._records_publisher_proxy = NsmRecordsPublisherProxy(
- self._dts,
- self.log,
- self.loop,
- self._nsr_pub_handler,
- self._vnfr_pub_handler,
- self._vlr_pub_handler,
- )
+ self._dts,
+ self.log,
+ self.loop,
+ self._nsr_pub_handler,
+ self._vnfr_pub_handler,
+ self._vlr_pub_handler,
+ )
# Register the NSM to receive the nsm plugin
# when cloud account is configured
self._ro_plugin_selector = cloud.ROAccountPluginSelector(
- self._dts,
- self.log,
- self.loop,
- self._records_publisher_proxy,
- )
+ self._dts,
+ self.log,
+ self.loop,
+ self._records_publisher_proxy,
+ )
yield from self._ro_plugin_selector.register()
self._cloud_account_handler = cloud.CloudAccountConfigSubscriber(
- self._log,
- self._dts,
- self.log_hdl)
+ self._log,
+ self._dts,
+ self.log_hdl)
yield from self._cloud_account_handler.register()
yield from self._vnffgmgr.register()
self._nsm = NsManager(
- self._dts,
- self.log,
- self.loop,
- self._nsr_pub_handler,
- self._vnfr_pub_handler,
- self._vlr_pub_handler,
- self._ro_plugin_selector,
- self._vnffgmgr,
- self._vnfd_pub_handler,
- self._cloud_account_handler
- )
+ self._dts,
+ self.log,
+ self.loop,
+ self._nsr_pub_handler,
+ self._vnfr_pub_handler,
+ self._vlr_pub_handler,
+ self._ro_plugin_selector,
+ self._vnffgmgr,
+ self._vnfd_pub_handler,
+ self._cloud_account_handler
+ )
yield from self._nsm.register()
projects / osm / SO.git / blobdiff