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Maniphest T7544

Trying to create a VRF named "vni" leads to an unhandled exception
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Description

vyos@vyos# set vrf name vni table 100
[edit]
vyos@vyos# commit
[ vrf ]
Traceback (most recent call last):
  File "/usr/libexec/vyos/services/vyos-configd", line 146, in run_script
    script.apply(c)
  File "/usr/libexec/vyos//conf_mode/vrf.py", line 317, in apply
    cmd(f'nft {nft_add_element}')
  File "/usr/lib/python3/dist-packages/vyos/utils/process.py", line 189, in cmd
    raise OSError(code, feedback)
PermissionError: [Errno 1] failed to run command: None nft add element inet vrf_zones ct_iface_map { "vni" : 100 }
returned: 
exit code: 1

[[vrf]] failed
Commit failed

Details

Version
1.4.2
Is it a breaking change?
Perfectly compatible
Issue type
Bug (incorrect behavior)

Related Objects

Event Timeline

dmbaturin created this task.Jun 11 2025, 11:45 PM
pasik subscribed.Jun 12 2025, 6:20 AM
Viacheslav triaged this task as Normal priority.Jun 12 2025, 1:05 PM
talmakion subscribed.EditedJun 26 2025, 10:55 AM
$ sudo nft add element inet vrf_zones ct_somethingelse_map { "vni" : 100 }
Error: syntax error, unexpected vni
add element inet vrf_zones ct_somethingelse1_map { vni : 100 }
                                                   ^^^

$ sudo nft add element inet vrf_zones ct_somethingelse_map { \"vni\" : 100 }
$

There's likely other keyword collisions, but should be easy enough to escape - will whip up a PR.

Edit: Raised PR https://github.com/vyos/vyos-1x/pull/4581

Restricted Repository Identity mentioned this in rVYOSONEXc741a290261e: vrf: T7544: Ensure correct quoting for VRF ifnames in nftables.Jun 29 2025, 5:16 AM
Restricted Repository Identity mentioned this in rVYOSONEX862817a7207c: Merge pull request #4581 from talmakion/bugfix/T7544/escape-vrfif-nftables.Jun 29 2025, 5:16 AM
dmbaturin edited projects, added VyOS 1.5 Circinus (1.5-stream-2025-Q2); removed VyOS 1.5 Circinus.Jul 10 2025, 5:35 PM
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