Commit 4abe51db authored by Hangbin Liu's avatar Hangbin Liu Committed by Jakub Kicinski
Browse files

tools: ynl: Add MAC address parsing support 



Add missing support for parsing MAC addresses when display_hint is 'mac'
in the YNL library. This enables YNL CLI to accept MAC address strings
for attributes like lladdr in rt-neigh operations.

Reviewed-by: default avatarDonald Hunter <donald.hunter@gmail.com>
Signed-off-by: default avatarHangbin Liu <liuhangbin@gmail.com>
Link: https://patch.msgid.link/20251117024457.3034-2-liuhangbin@gmail.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 616d8604

tools/net/ynl/pyynl/lib/ynl.py

+9 −0
Original line number Diff line number Diff line
@@ -985,6 +985,15 @@ class YnlFamily(SpecFamily): 
                raw = bytes.fromhex(string)

            else:

                raw = int(string, 16)

        elif attr_spec.display_hint == 'mac':

            # Parse MAC address in format "00:11:22:33:44:55" or "001122334455"

            if ':' in string:

                mac_bytes = [int(x, 16) for x in string.split(':')]

            else:

                if len(string) % 2 != 0:

                    raise Exception(f"Invalid MAC address format: {string}")

                mac_bytes = [int(string[i:i+2], 16) for i in range(0, len(string), 2)]

            raw = bytes(mac_bytes)

        else:

            raise Exception(f"Display hint '{attr_spec.display_hint}' not implemented"

                            f" when parsing '{attr_spec['name']}'")