T6695: Machine-readable operational mode support for traceroute

[natali-rs1985]

Change Summary

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Code style update (formatting, renaming)
• [ ] Refactoring (no functional changes)
• [ ] Migration from an old Vyatta component to vyos-1x, please link to related PR inside obsoleted component
• [ ] Other (please describe):

Related Task(s)

• https://vyos.dev/T6695

Related PR(s)

Component(s) name

Proposed changes

Added new endpoint for http API /traceroute

How to test

vyos@vyos:~$ curl -k --location --request POST 'https://localhost/traceroute' --form data='{"op": "traceroute", "host": "192.0.1.1"}' --form key='foo'
{"success": true, "data": "{'report': {'mtr': {'src': 'vyos', 'dst': '192.0.1.1', 'tos': 0, 'tests': 1, 'psize': '64', 'bitpattern': '0x00'}, 'hubs': [{'count': 1, 'host': '192.168.122.1', 'Loss%': 0.0, 'Snt': 1, 'Last': 1.669, 'Avg': 1.669, 'Best': 1.669, 'Wrst': 1.669, 'StDev': 0.0}, {'count': 2, 'host': '192.168.179.2', 'Loss%': 0.0, 'Snt': 1, 'Last': 1.854, 'Avg': 1.854, 'Best': 1.854, 'Wrst': 1.854, 'StDev': 0.0}, {'count': 3, 'host': '???', 'Loss%': 100.0, 'Snt': 1, 'Last': 0.0, 'Avg': 0.0, 'Best': 0.0, 'Wrst': 0.0, 'StDev': 0.0}]}}\n", "error": null}

Smoketest result

Checklist:

• [x] I have read the CONTRIBUTING document
• [x] I have linked this PR to one or more Phabricator Task(s)
• [ ] I have run the components SMOKETESTS if applicable
• [x] My commit headlines contain a valid Task id
• [ ] My change requires a change to the documentation
• [ ] I have updated the documentation accordingly