nsmgr could call endpoint directly without visiting the forwarder

[denis-tingaikin]

Description

Sometimes for local/remote use-cases nsmgr could call endpoint directly without visiting the forwarder.

Example:

{
    "id": "6ccc7cbe-9762-4be5-a6ef-50c44008824b",
    "network_service": "registry-restart",
    "mechanism": {
        "cls": "LOCAL",
        "type": "KERNEL",
        "parameters": {
            "inodeURL": "file:///proc/thread-self/ns/net",
            "name": "nsm-1"
        }
    },
    "context": {
        "ip_context": {
            "src_ip_addrs": [
                "172.16.1.103/32"
            ],
            "dst_ip_addrs": [
                "172.16.1.102/32"
            ],
            "src_routes": [
                {
                    "prefix": "172.16.1.102/32"
                }
            ],
            "dst_routes": [
                {
                    "prefix": "172.16.1.103/32"
                }
            ],
            "excluded_prefixes": [
                "10.96.0.0/16",
                "10.244.0.0/16"
            ]
        },
        "dns_context": {}
    },
    "labels": {
        "nodeName": "kind-worker2",
        "podName": "alpine-new"
    },
    "path": {
        "index": 2,
        "path_segments": [
            {
                "name": "alpine-new-783ab3bd-d905-438b-a3d9-32802fcd224f",
                "id": "alpine-new-783ab3bd-d905-438b-a3d9-32802fcd224f-0",
                "token": "eyJhbGciOiJFUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJzcGlmZmU6Ly9rOHMubnNtL25zL25zLXJlZ2lzdHJ5LXJlc3RhcnQvcG9kL2FscGluZS1uZXciLCJhdWQiOlsic3BpZmZlOi8vazhzLm5zbS9ucy9uc20tc3lzdGVtL3BvZC9uc21nci03YjhrNCJdLCJleHAiOjE3Mjg4NjI4MjJ9.GL-McalHXeZkPYcZm_vmirtsKsPPfWuz3RflGZhAz3_aseJzhKiVw1UcPpl6uhI8QAm3ZeqPkKf-dq_STpWCcg",
                "expires": {
                    "seconds": 1728862822,
                    "nanos": 300919160
                },
                "metrics": {
                    "client_interface": "KERNEL/nsm-1"
                }
            },
            {
                "name": "nsmgr-7b8k4",
                "id": "122b9f22-5dd5-451e-832a-a55664be8ed6",
                "token": "eyJhbGciOiJFUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJzcGlmZmU6Ly9rOHMubnNtL25zL25zbS1zeXN0ZW0vcG9kL25zbWdyLTdiOGs0IiwiYXVkIjpbInNwaWZmZTovL2s4cy5uc20vbnMvbnMtcmVnaXN0cnktcmVzdGFydC9wb2QvbnNlLWtlcm5lbC01NDhiYjhjNjc4LWRkanFuIl0sImV4cCI6MTcyODg2MjgyMn0.3SCuMw4SbLJtuD5oTBOdZcoa5yj2jyBO4lPLz7EGxasU4L_xfFP6JUNef1DcOwFC6y2uY2wC4v-gI3eix5Wb2A",
                "expires": {
                    "seconds": 1728862822,
                    "nanos": 373569196
                }
            },
            {
                "name": "nse-kernel-548bb8c678-ddjqn",
                "id": "6ccc7cbe-9762-4be5-a6ef-50c44008824b",
                "token": "eyJhbGciOiJFUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJzcGlmZmU6Ly9rOHMubnNtL25zL25zLXJlZ2lzdHJ5LXJlc3RhcnQvcG9kL25zZS1rZXJuZWwtNTQ4YmI4YzY3OC1kZGpxbiIsImF1ZCI6WyJzcGlmZmU6Ly9rOHMubnNtL25zL25zbS1zeXN0ZW0vcG9kL25zbWdyLTdiOGs0Il0sImV4cCI6MTcyODg2MjgyMn0.epLmYnXGv4KKqxrGtjKTDmCX-rDsCfe0rjbWbhh7EFxGLCaTZ_P-FK432_Mx_XmqvwNrOfDD5D4QFFUoe_gFyw",
                "expires": {
                    "seconds": 1728862822,
                    "nanos": 374412198
                }
            }
        ]
    }
}

Note: there is no forwarder in the path.

[denis-tingaikin]

New incident https://github.com/networkservicemesh/integration-k8s-kind/actions/runs/12525986877/attempts/1