ynl with nftables.yaml

ynl with nftables.yaml

[Ratheesh Kannoth]

Hi List,


When I get below error, when I execute the example command mentioned in https://lwn.net/Articles/970364/ .  


####################
root@localhost:~/linux# ./tools/net/ynl/pyynl/cli.py  --spec Documentation/netlink/specs/nftables.yaml  --multi batch-begin '{"res-id": 10}'  --multi newtable '{"name": "test", "nfgen-family": 1}'  --multi newchain '{"name": "chain", "table": "test", "nfgen-family": 1}'  --multi batch-end '{"res-id": 10}'
Traceback (most recent call last):
  File "/root/linux/./tools/net/ynl/pyynl/cli.py", line 163, in <module>
    main()
    ~~~~^^
  File "/root/linux/./tools/net/ynl/pyynl/cli.py", line 123, in main
    ynl = YnlFamily(spec, args.schema, args.process_unknown,
                    recv_size=args.dbg_small_recv)
  File "/root/linux/tools/net/ynl/pyynl/lib/ynl.py", line 468, in __init__
    super().__init__(def_path, schema)
    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^
  File "/root/linux/tools/net/ynl/pyynl/lib/nlspec.py", line 462, in __init__
    jsonschema.validate(self.yaml, schema)
    ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.13/site-packages/jsonschema/validators.py", line 1332, in validate
    raise error
jsonschema.exceptions.ValidationError: 'set id' does not match '^[0-9a-z-]+$'

Failed validating 'pattern' in schema['properties']['attribute-sets']['items']['properties']['attributes']['items']['properties']['name']:
    {'type': 'string', 'pattern': '^[0-9a-z-]+$'}

On instance['attribute-sets'][34]['attributes'][1]['name']:
    'set id'
########################




root@localhost:~/linux# pip show jsonschema
WARNING: The directory '/root/.cache/pip' or its parent directory is not owned or is not writable by the current user. The cache has been disabled. Check the permissions and owner of that directory. If executing pip with sudo, you should use sudo's -H flag.
Name: jsonschema
Version: 4.25.1
Summary: An implementation of JSON Schema validation for Python
Home-page: https://github.com/python-jsonschema/jsonschema
Author:
Author-email: Julian Berman <Julian+jsonschema@GrayVines.com>
License-Expression: MIT
Location: /usr/local/lib/python3.13/site-packages
Requires: attrs, jsonschema-specifications, referencing, rpds-py
Required-by:


root@localhost:~/linux# python3 -V
Python 3.13.9

Re: ynl with nftables.yaml

[Donald Hunter]

Ratheesh Kannoth <rkannoth@marvell.com> writes:

> Hi List,
>
> When I get below error, when I execute the example command mentioned in https://lwn.net/Articles/970364/ .  
>
> ####################
> root@localhost:~/linux# ./tools/net/ynl/pyynl/cli.py  --spec Documentation/netlink/specs/nftables.yaml  --multi batch-begin '{"res-id": 10}'  --multi newtable '{"name": "test", "nfgen-family": 1}'  --multi newchain '{"name": "chain", "table": "test", "nfgen-family": 1}'  --multi batch-end '{"res-id": 10}'
> Traceback (most recent call last):
>   File "/root/linux/./tools/net/ynl/pyynl/cli.py", line 163, in <module>
>     main()
>     ~~~~^^
>   File "/root/linux/./tools/net/ynl/pyynl/cli.py", line 123, in main
>     ynl = YnlFamily(spec, args.schema, args.process_unknown,
>                     recv_size=args.dbg_small_recv)
>   File "/root/linux/tools/net/ynl/pyynl/lib/ynl.py", line 468, in __init__
>     super().__init__(def_path, schema)
>     ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^
>   File "/root/linux/tools/net/ynl/pyynl/lib/nlspec.py", line 462, in __init__
>     jsonschema.validate(self.yaml, schema)
>     ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^
>   File "/usr/local/lib/python3.13/site-packages/jsonschema/validators.py", line 1332, in validate
>     raise error
> jsonschema.exceptions.ValidationError: 'set id' does not match '^[0-9a-z-]+$'
>
> Failed validating 'pattern' in schema['properties']['attribute-sets']['items']['properties']['attributes']['items']['properties']['name']:
>     {'type': 'string', 'pattern': '^[0-9a-z-]+$'}
>
> On instance['attribute-sets'][34]['attributes'][1]['name']:
>     'set id'

Yes, there is an invalid attribute name in nftables.yaml. The attribute should be
set-id

RE: Re: ynl with nftables.yaml

[Ratheesh Kannoth]

From: Donald Hunter <donald.hunter@gmail.com> 
Subject: [EXTERNAL] Re: ynl with nftables.yaml

>Yes, there is an invalid attribute name in nftables.yaml. The attribute should be
>set-id

After modification, command just hangs. No logs.  How to debug ?

-Ratheesh