Commit a28ebcda authored by Mohamad Rahhal's avatar Mohamad Rahhal Committed by Javier Velázquez
Browse files

Challenge #4 –L3VPN Support

parent 7a3934db

src/Constants.py

+6 −1
Original line number Diff line number Diff line 
# Copyright 2022-2025 ETSI SDG TeraFlowSDN (TFS) (https://tfs.etsi.org/)

# Copyright 2025 Telefonica Innovación Digital S.L.



# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.
@@ -54,6 +54,11 @@ DUMMY_MODE = False 
TFS_IP = ips.get('TFS_IP')

UPLOAD_TYPE = "WEBUI"  # "WEBUI" or "NBI"

NBI_L2_PATH = "restconf/data/ietf-l2vpn-svc:l2vpn-svc/vpn-services"

#path = "restconf/data/ietf-l2vpn-svc:l2vpn-svc/vpn-services"

path_l3 = "restconf/data/ietf-l3vpn-svc:l3vpn-svc/vpn-services"



#json_file = "/home/tfs/nsc-hackfest7/src/hackfest7/slice_request.json"

#/home/tfs/nsc-hackfest7/src/hackfest7/slice_request.json

# Flag to determine if additional L2VPN configuration support is required for deploying L2VPNs with path selection

TFS_L2VPN_SUPPORT = False

src/helpers.py

+2 −1
Original line number Diff line number Diff line 
# Copyright 2022-2025 ETSI SDG TeraFlowSDN (TFS) (https://tfs.etsi.org/)

# Copyright 2025 Telefonica Innovación Digital S.L.



# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.
@@ -17,6 +17,7 @@ 
import logging, requests, json

from netmiko import ConnectHandler

from src.Constants import DEFAULT_LOGGING_LEVEL

from requests.auth import HTTPBasicAuth



# Configure logging to provide clear and informative log messages

logging.basicConfig(

src/network_slice_controller.py

+18 −16
Original line number Diff line number Diff line 
# Copyright 2022-2025 ETSI SDG TeraFlowSDN (TFS) (https://tfs.etsi.org/)

# Copyright 2025 Telefonica Innovación Digital S.L.



# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.
@@ -62,6 +62,8 @@ class NSController: 
        self.controller_type = controller_type

        self.tfs_ip = tfs_ip

        self.path = path

        self.path_l3 = path_l3

        #self.json_file = json_file

        self.answer = {}

        self.cool_answer = {}

        self.start_time = 0
@@ -498,6 +500,7 @@ class NSController: 
                "setup_time": self.setup_time

            }

            # Add slice details to the response

            logging.info(self.answer)

            for subnet in self.answer:

                slice_info = {

                    "id": subnet,
@@ -828,7 +831,6 @@ class NSController: 
            logging.warning(f"Unsupported controller: {controller}. Defaulting to TFS L2VPN realization.")

            realizing_request = self.__tfs_l2vpn(ietf_intent)

        return realizing_request

    

    def __tfs_l2vpn(self, ietf_intent):

       """

       Translate slice intent into a TeraFlow service request.
@@ -851,7 +853,7 @@ class NSController: 
        # Hardcoded router endpoints

        # TODO (should be dynamically determined)

        origin_router_id = ietf_intent["ietf-network-slice-service:network-slice-services"]["slice-service"][0]["sdps"]["sdp"][0]["attachment-circuits"]["attachment-circuit"][0]["sdp-peering"]["peer-sap-id"]

        origin_router_if = '0/0/0-GigabitEthernet0/0/0/0'

        origin_router_if = 'eth2'

        destination_router_id = ietf_intent["ietf-network-slice-service:network-slice-services"]["slice-service"][0]["sdps"]["sdp"][1]["attachment-circuits"]["attachment-circuit"][0]["sdp-peering"]["peer-sap-id"]

        destination_router_if = '0/0/0-GigabitEthernet0/0/0/0'