import tempfile
import yaml
+import gi
+gi.require_version('RwYang', '1.0')
+gi.require_version('RwVnfdYang', '1.0')
+gi.require_version('RwNsdYang', '1.0')
+
from gi.repository import (
RwYang,
RwVnfdYang,
RwNsdYang,
)
+import rift.package.store
+import rift.package.cloud_init
+
logger = logging.getLogger("rift2openmano.py")
def constituent_vnfds(self):
return self._nsd.constituent_vnfd
+ @property
+ def scaling_group_descriptor(self):
+ return self._nsd.scaling_group_descriptor
+
@property
def vlds(self):
return self._nsd.vld
return True
-def create_vnfd_from_xml_files(vnfd_file_hdls):
- """ Create a list of RiftVNFD instances from xml file handles
+def create_vnfd_from_files(vnfd_file_hdls):
+ """ Create a list of RiftVNFD instances from xml/yaml file handles
Arguments:
- vnfd_file_hdls - Rift VNFD XML file handles
+ vnfd_file_hdls - Rift VNFD XML/YAML file handles
Returns:
A list of RiftVNFD instances
"""
vnfd_dict = {}
for vnfd_file_hdl in vnfd_file_hdls:
- vnfd = RiftVNFD.from_xml_file_hdl(vnfd_file_hdl)
- vnfd_dict[vnfd.id] = vnfd
-
- return vnfd_dict
-
-def create_vnfd_from_yaml_files(vnfd_file_hdls):
- """ Create a list of RiftVNFD instances from xml file handles
-
- Arguments:
- vnfd_file_hdls - Rift VNFD YAML file handles
-
- Returns:
- A list of RiftVNFD instances
- """
- vnfd_dict = {}
- for vnfd_file_hdl in vnfd_file_hdls:
- vnfd = RiftVNFD.from_yaml_file_hdl(vnfd_file_hdl)
+ if vnfd_file_hdl.name.endswith("yaml") or vnfd_file_hdl.name.endswith("yaml"):
+ vnfd = RiftVNFD.from_yaml_file_hdl(vnfd_file_hdl)
+ else:
+ vnfd = RiftVNFD.from_xml_file_hdl(vnfd_file_hdl)
vnfd_dict[vnfd.id] = vnfd
return vnfd_dict
-def create_nsd_from_xml_file(nsd_file_hdl):
- """ Create a list of RiftNSD instances from xml file handles
-
- Arguments:
- nsd_file_hdls - Rift NSD XML file handles
-
- Returns:
- A list of RiftNSD instances
- """
- nsd = RiftNSD.from_xml_file_hdl(nsd_file_hdl)
- return nsd
-
-def create_nsd_from_yaml_file(nsd_file_hdl):
- """ Create a list of RiftNSD instances from yaml file handles
+def create_nsd_from_file(nsd_file_hdl):
+ """ Create a list of RiftNSD instances from yaml/xml file handles
Arguments:
- nsd_file_hdls - Rift NSD XML file handles
+ nsd_file_hdls - Rift NSD XML/yaml file handles
Returns:
A list of RiftNSD instances
"""
- nsd = RiftNSD.from_yaml_file_hdl(nsd_file_hdl)
+ if nsd_file_hdl.name.endswith("yaml") or nsd_file_hdl.name.endswith("yaml"):
+ nsd = RiftNSD.from_yaml_file_hdl(nsd_file_hdl)
+ else:
+ nsd = RiftNSD.from_xml_file_hdl(nsd_file_hdl)
return nsd
return vnfd_name + "__" + str(member_idx)
-def rift2openmano_nsd(rift_nsd, rift_vnfds,openmano_vnfd_ids):
- for vnfd_id in rift_nsd.vnfd_ids:
- if vnfd_id not in rift_vnfds:
- raise VNFNotFoundError("VNF id %s not provided" % vnfd_id)
+def rift2openmano_nsd(rift_nsd, rift_vnfds, openmano_vnfd_ids, rift_vnfd_id=None):
+ if rift_vnfd_id is None:
+ for vnfd_id in rift_nsd.vnfd_ids:
+ if vnfd_id not in rift_vnfds:
+ raise VNFNotFoundError("VNF id %s not provided" % vnfd_id)
openmano = {}
openmano["name"] = rift_nsd.name
+ if rift_vnfd_id is not None:
+ for scaling_groups in rift_nsd.scaling_group_descriptor:
+ openmano["name"] += scaling_groups.name
openmano["description"] = rift_nsd.description
topology = {}
openmano["topology"] = topology
topology["nodes"] = {}
for vnfd in rift_nsd.constituent_vnfds:
vnfd_id = vnfd.vnfd_id_ref
+ if rift_vnfd_id is not None and rift_vnfd_id != vnfd_id:
+ continue
rift_vnfd = rift_vnfds[vnfd_id]
member_idx = vnfd.member_vnf_index
openmano_vnfd_id = openmano_vnfd_ids.get(vnfd_id,None)
vnf_ref: vnfd_cp.vnfd_connection_point_ref
}
)
-
return openmano
+def rift2openmano_vnfd_nsd(rift_nsd, rift_vnfds, openmano_vnfd_ids,rift_vnfd_id=None):
+
+ if rift_vnfd_id not in rift_vnfds:
+ raise VNFNotFoundError("VNF id %s not provided" % rift_vnfd_id)
+
+ openmano_vnfd_nsd = {}
+ for groups in rift_nsd.scaling_group_descriptor:
+ openmano_vnfd_nsd["name"] = rift_vnfd_id+'__'+'scaling_group'+'__'+groups.name
+ openmano_vnfd_nsd["description"] = "Scaling Group"
+ topology = {}
+ openmano_vnfd_nsd["topology"] = topology
+ topology["connections"] = {}
+ topology["nodes"] = {}
+ tst_index = []
+ openmano_vnfd_id = openmano_vnfd_ids.get(rift_vnfd_id,None)
+ for rvnfd_id in rift_nsd.constituent_vnfds:
+ if rvnfd_id.vnfd_id_ref == rift_vnfd_id:
+ topology["nodes"][rift_vnfd_id+'__'+str(rvnfd_id.member_vnf_index)] = {
+ "type": "VNF",
+ "vnf_id": openmano_vnfd_id
+ }
+
+ for vld in rift_nsd.vlds:
+
+ # Create a connections entry for each external VLD
+ topology["connections"][vld.name] = {}
+ topology["connections"][vld.name]["nodes"] = []
+ if True:
+ if vld.name not in topology["nodes"]:
+ topology["nodes"][vld.name] = {
+ "type": "external_network",
+ "model": vld.name,
+ }
+ topology["connections"][vld.name]["nodes"].append(
+ {vld.name: "0"}
+ )
+
+
-def rift2openmano_vnfd(rift_vnfd):
+ for vnfd_cp in vld.vnfd_connection_point_ref:
+ if not rift_vnfd_id in vnfd_cp.vnfd_id_ref:
+ continue
+ if rift_vnfd_id in vnfd_cp.vnfd_id_ref:
+
+ # Get the RIFT VNF for this external VLD connection point
+ vnfd = rift_vnfds[vnfd_cp.vnfd_id_ref]
+
+
+ # For each VNF in this connection, use the same interface name
+ topology["connections"][vld.name]["type"] = "link"
+ # Vnf ref is the vnf name with the member_vnf_idx appended
+ member_idx = vnfd_cp.member_vnf_index_ref
+ vnf_ref = rift_vnfd_id + "__" + str(member_idx)
+ topology["connections"][vld.name]["nodes"].append(
+ {
+ vnf_ref: vnfd_cp.vnfd_connection_point_ref
+ }
+ )
+ return openmano_vnfd_nsd
+
+
+def cloud_init(rift_vnfd_id, vdu):
+ """ Populate cloud_init with script from
+ either the inline contents or from the file provided
+ """
+ vnfd_package_store = rift.package.store.VnfdPackageFilesystemStore(logger)
+
+ cloud_init_msg = None
+ if vdu.cloud_init is not None:
+ logger.debug("cloud_init script provided inline %s", vdu.cloud_init)
+ cloud_init_msg = vdu.cloud_init
+ elif vdu.cloud_init_file is not None:
+ # Get cloud-init script contents from the file provided in the cloud_init_file param
+ logger.debug("cloud_init script provided in file %s", vdu.cloud_init_file)
+ filename = vdu.cloud_init_file
+ vnfd_package_store.refresh()
+ stored_package = vnfd_package_store.get_package(rift_vnfd_id)
+ cloud_init_extractor = rift.package.cloud_init.PackageCloudInitExtractor(logger)
+ try:
+ cloud_init_msg = cloud_init_extractor.read_script(stored_package, filename)
+ except rift.package.cloud_init.CloudInitExtractionError as e:
+ raise ValueError(e)
+ else:
+ logger.debug("VDU translation: cloud-init script not provided")
+ return
+
+ logger.debug("Current cloud init msg is {}".format(cloud_init_msg))
+ return cloud_init_msg
+
+def config_file_init(rift_vnfd_id, vdu, cfg_file):
+ """ Populate config file init with file provided
+ """
+ vnfd_package_store = rift.package.store.VnfdPackageFilesystemStore(logger)
+
+ # Get script contents from the file provided in the cloud_init directory
+ logger.debug("config file script provided in file {}".format(cfg_file))
+ filename = cfg_file
+ vnfd_package_store.refresh()
+ stored_package = vnfd_package_store.get_package(rift_vnfd_id)
+ cloud_init_extractor = rift.package.cloud_init.PackageCloudInitExtractor(logger)
+ try:
+ cfg_file_msg = cloud_init_extractor.read_script(stored_package, filename)
+ except rift.package.cloud_init.CloudInitExtractionError as e:
+ raise ValueError(e)
+
+ logger.debug("Current config file msg is {}".format(cfg_file_msg))
+ return cfg_file_msg
+
+def rift2openmano_vnfd(rift_vnfd, rift_nsd):
openmano_vnf = {"vnf":{}}
vnf = openmano_vnf["vnf"]
raise ValueError("Internal connection point reference %s not found" % cp_ref_id)
- def rift2openmano_if_type(rift_type):
+ def rift2openmano_if_type(ext_if):
+
+ cp_ref_name = ext_if.vnfd_connection_point_ref
+ for vld in rift_nsd.vlds:
+
+ # if it is an explicit mgmt_network then check if the given
+ # cp_ref is a part of it
+ if not vld.mgmt_network:
+ continue
+
+ for vld_cp in vld.vnfd_connection_point_ref:
+ if vld_cp.vnfd_connection_point_ref == cp_ref_name:
+ return "mgmt"
+
+
+ rift_type = ext_if.virtual_interface.type_yang
+ # Retaining it for backward compatibility!
if rift_type == "OM_MGMT":
return "mgmt"
- elif rift_type == "VIRTIO":
+ elif rift_type == "VIRTIO" or rift_type == "E1000":
return "bridge"
else:
return "data"
+ def rift2openmano_vif(rift_type):
+ if rift_type == "VIRTIO":
+ return "virtio"
+ elif rift_type == "E1000":
+ return "e1000"
+ else:
+ raise ValueError("VDU Virtual Interface type {} not supported".format(rift_type))
+
# Add all external connections
+ cp_to_port_security_map = {}
+
for cp in rift_vnfd.cps:
# Find the VDU and and external interface for this connection point
vdu, ext_if = find_vdu_and_ext_if_by_cp_ref(cp.name)
connection = {
"name": cp.name,
- "type": rift2openmano_if_type(ext_if.virtual_interface.type_yang),
+ "type": rift2openmano_if_type(ext_if),
"VNFC": vdu.name,
"local_iface_name": ext_if.name,
"description": "%s iface on VDU %s" % (ext_if.name, vdu.name),
}
+ if cp.has_field('port_security_enabled'):
+ cp_to_port_security_map[cp.name] = cp.port_security_enabled
vnf["external-connections"].append(connection)
# Add all internal networks
connection = {
"name": vld.name,
"description": vld.description,
- "type": "data",
+ "type": "bridge",
"elements": [],
}
# Add the specific VDU connection points
- for int_cp_ref in vld.internal_connection_point_ref:
- vdu, int_if = find_vdu_and_int_if_by_cp_ref(int_cp_ref)
+ for int_cp in vld.internal_connection_point:
+ vdu, int_if = find_vdu_and_int_if_by_cp_ref(int_cp.id_ref)
connection["elements"].append({
"VNFC": vdu.name,
"local_iface_name": int_if.name,
vnfc = {
"name": vdu.name,
"description": vdu.name,
- "numas": [{
- "memory": max(int(vdu.vm_flavor.memory_mb/1024), 1),
- "interfaces":[],
- }],
"bridge-ifaces": [],
}
- if os.path.isabs(vdu.image):
- vnfc["VNFC image"] = vdu.image
- else:
- vnfc["image name"] = vdu.image
- if vdu.has_field("image_checksum"):
- vnfc["image checksum"] = vdu.image_checksum
-
- numa_node_policy = vdu.guest_epa.numa_node_policy
- if numa_node_policy.has_field("node"):
- numa_node = numa_node_policy.node[0]
-
- if numa_node.has_field("paired_threads"):
- if numa_node.paired_threads.has_field("num_paired_threads"):
- vnfc["numas"][0]["paired-threads"] = numa_node.paired_threads.num_paired_threads
- if len(numa_node.paired_threads.paired_thread_ids) > 0:
- vnfc["numas"][0]["paired-threads-id"] = []
- for pair in numa_node.paired_threads.paired_thread_ids:
- vnfc["numas"][0]["paired-threads-id"].append(
- [pair.thread_a, pair.thread_b]
- )
+ if vdu.vm_flavor.has_field("storage_gb") and vdu.vm_flavor.storage_gb:
+ vnfc["disk"] = vdu.vm_flavor.storage_gb
+
+ if vdu.has_field("image"):
+ if os.path.isabs(vdu.image):
+ vnfc["VNFC image"] = vdu.image
+ else:
+ vnfc["image name"] = vdu.image
+ if vdu.has_field("image_checksum"):
+ vnfc["image checksum"] = vdu.image_checksum
+
+ dedicated_int = False
+ for intf in list(vdu.internal_interface) + list(vdu.external_interface):
+ if intf.virtual_interface.type_yang in ["SR_IOV", "PCI_PASSTHROUGH"]:
+ dedicated_int = True
+ if vdu.guest_epa.has_field("numa_node_policy") or dedicated_int:
+ vnfc["numas"] = [{
+ "memory": max(int(vdu.vm_flavor.memory_mb/1024), 1),
+ "interfaces":[],
+ }]
+ numa_node_policy = vdu.guest_epa.numa_node_policy
+ if numa_node_policy.has_field("node"):
+ numa_node = numa_node_policy.node[0]
+
+ if numa_node.has_field("paired_threads"):
+ if numa_node.paired_threads.has_field("num_paired_threads"):
+ vnfc["numas"][0]["paired-threads"] = numa_node.paired_threads.num_paired_threads
+ if len(numa_node.paired_threads.paired_thread_ids) > 0:
+ vnfc["numas"][0]["paired-threads-id"] = []
+ for pair in numa_node.paired_threads.paired_thread_ids:
+ vnfc["numas"][0]["paired-threads-id"].append(
+ [pair.thread_a, pair.thread_b]
+ )
+
+ else:
+ if vdu.vm_flavor.has_field("vcpu_count"):
+ vnfc["numas"][0]["cores"] = max(vdu.vm_flavor.vcpu_count, 1)
+
+ if vdu.vm_flavor.has_field("vcpu_count") and vdu.vm_flavor.vcpu_count:
+ vnfc["vcpus"] = vdu.vm_flavor.vcpu_count
+
+ if vdu.vm_flavor.has_field("memory_mb") and vdu.vm_flavor.memory_mb:
+ vnfc["ram"] = vdu.vm_flavor.memory_mb
- else:
- if vdu.vm_flavor.has_field("vcpu_count"):
- vnfc["numas"][0]["cores"] = max(vdu.vm_flavor.vcpu_count, 1)
if vdu.has_field("hypervisor_epa"):
vnfc["hypervisor"] = {}
if vdu.host_epa.has_field("om_cpu_feature"):
vnfc["processor"]["features"] = []
for feature in vdu.host_epa.om_cpu_feature:
- vnfc["processor"]["features"].append(feature)
-
-
- if vdu.vm_flavor.has_field("storage_gb"):
- vnfc["disk"] = vdu.vm_flavor.storage_gb
+ vnfc["processor"]["features"].append(feature.feature)
+
+ if vdu.has_field("volumes"):
+ vnfc["devices"] = []
+ # Sort volumes as device-list is implictly ordered by Openmano
+ newvollist = sorted(vdu.volumes, key=lambda k: k.name)
+ for iter_num, volume in enumerate(newvollist):
+ if iter_num == 0:
+ # Convert the first volume to vnfc.image
+ if os.path.isabs(volume.image):
+ vnfc["VNFC image"] = volume.image
+ else:
+ vnfc["image name"] = volume.image
+ if volume.has_field("image_checksum"):
+ vnfc["image checksum"] = volume.image_checksum
+ else:
+ # Add Openmano devices
+ device = {}
+ device["type"] = volume.device_type
+ if volume.has_field("size"):
+ device["size"] = volume.size
+ if volume.has_field("image"):
+ device["image name"] = volume.image
+ if volume.has_field("image_checksum"):
+ device["image checksum"] = volume.image_checksum
+ vnfc["devices"].append(device)
+
+ vnfc_boot_data_init = False
+ if vdu.has_field("cloud_init") or vdu.has_field("cloud_init_file"):
+ vnfc['boot-data'] = dict()
+ vnfc_boot_data_init = True
+ vnfc['boot-data']['user-data'] = cloud_init(rift_vnfd.id, vdu)
+
+ if vdu.has_field("supplemental_boot_data"):
+ if vdu.supplemental_boot_data.has_field('boot_data_drive'):
+ if vdu.supplemental_boot_data.boot_data_drive is True:
+ if vnfc_boot_data_init is False:
+ vnfc['boot-data'] = dict()
+ vnfc_boot_data_init = True
+ vnfc['boot-data']['boot-data-drive'] = vdu.supplemental_boot_data.boot_data_drive
+
+ if vdu.supplemental_boot_data.has_field('config_file'):
+ om_cfgfile_list = list()
+ for custom_config_file in vdu.supplemental_boot_data.config_file:
+ cfg_source = config_file_init(rift_vnfd.id, vdu, custom_config_file.source)
+ om_cfgfile_list.append({"dest":custom_config_file.dest, "content": cfg_source})
+ vnfc['boot-data']['config-files'] = om_cfgfile_list
+
vnf["VNFC"].append(vnfc)
if int_if.virtual_interface.has_field("vpci"):
intf["vpci"] = int_if.virtual_interface.vpci
- if int_if.virtual_interface.type_yang in ["VIRTIO", "OM_MGMT"]:
+ if int_if.virtual_interface.type_yang in ["VIRTIO", "E1000"]:
+ intf["model"] = rift2openmano_vif(int_if.virtual_interface.type_yang)
vnfc["bridge-ifaces"].append(intf)
- elif int_if.virtual_interface.type_yang == "SR-IOV":
+ elif int_if.virtual_interface.type_yang in ["OM_MGMT"]:
+ vnfc["bridge-ifaces"].append(intf)
+
+ elif int_if.virtual_interface.type_yang == "SR_IOV":
intf["bandwidth"] = "10 Gbps"
- intf["dedicated"] = "yes:sriov"
+ intf["dedicated"] = "no"
vnfc["numas"][0]["interfaces"].append(intf)
elif int_if.virtual_interface.type_yang == "PCI_PASSTHROUGH":
if bps/x[1] >= 1:
intf["bandwidth"] = "{} {}bps".format(math.ceil(bps/x[1]), x[0])
+ for bridge_iface in vnfc["bridge-ifaces"]:
+ if bridge_iface['name'] in cp_to_port_security_map:
+ bridge_iface['port-security'] = cp_to_port_security_map[bridge_iface['name']]
+ # Sort bridge-ifaces-list TODO sort others
+ newlist = sorted(vnfc["bridge-ifaces"], key=lambda k: k['name'])
+ vnfc["bridge-ifaces"] = newlist
return openmano_vnf
parser.add_argument(
'-n', '--nsd-file-hdl',
- metavar="nsd_xml_file",
+ metavar="nsd_file",
type=argparse.FileType('r'),
help="Rift NSD Descriptor File",
)
parser.add_argument(
'-v', '--vnfd-file-hdls',
- metavar="vnfd_xml_file",
+ metavar="vnfd_file",
action='append',
type=argparse.FileType('r'),
help="Rift VNFD Descriptor File",
def main(argv=sys.argv[1:]):
args = parse_args(argv)
-
nsd = None
+ openmano_vnfr_ids = dict()
+ vnf_dict = None
if args.vnfd_file_hdls is not None:
- vnf_dict = create_vnfd_from_xml_files(args.vnfd_file_hdls)
+ vnf_dict = create_vnfd_from_files(args.vnfd_file_hdls)
- if args.nsd_file_hdl is not None:
- nsd = create_nsd_from_xml_file(args.nsd_file_hdl)
+ for vnfd in vnf_dict:
+ openmano_vnfr_ids[vnfd] = vnfd
- openmano_nsd = rift2openmano_nsd(nsd, vnf_dict)
+ if args.nsd_file_hdl is not None:
+ nsd = create_nsd_from_file(args.nsd_file_hdl)
+ openmano_nsd = rift2openmano_nsd(nsd, vnf_dict, openmano_vnfr_ids)
+ vnfd_nsd = rift2openmano_vnfd_nsd(nsd, vnf_dict, openmano_vnfr_ids)
write_yaml_to_file(openmano_nsd["name"], args.outdir, openmano_nsd)
-
+ write_yaml_to_file(vnfd_nsd["name"], args.outdir, vnfd_nsd)
for vnf in vnf_dict.values():
- openmano_vnf = rift2openmano_vnfd(vnf)
+ openmano_vnf = rift2openmano_vnfd(vnf, nsd)
write_yaml_to_file(openmano_vnf["vnf"]["name"], args.outdir, openmano_vnf)