return nil, fmt.Errorf("no routes found for %s", ip)
	}

	linkIndex := routes[0].LinkIndex
	return netlink.LinkByIndex(linkIndex)
}

// getPodNetNs finds the network namespace for a given pod. There is not a great way to do this. Network namespaces live
// under the procfs, /proc/<pid>/ns/net. In majority of cases, this is not used directly, but is rather bind mounted to

    # The trust domain corresponds to the trust root of a system.
    # Refer to https://github.com/spiffe/spiffe/blob/master/standards/SPIFFE-ID.md#21-trust-domain
    trustDomain: "cluster.local"

    # The namespace to treat as the administrative root namespace for Istio configuration.
    # When processing a leaf namespace Istio will search for declarations in that namespace first

  // in-cluster DNS as that would be a layering violation). `host` may
  // also be an IP address.
  //
  // Please note that using `localhost` or `127.0.0.1` as a `host` is
  // risky unless you take great care to run this webhook on all hosts
  // which run an apiserver which might need to make calls to this
  // webhook. Such installs are likely to be non-portable, i.e., not easy
  // to turn up in a new cluster.
  //

  // +optional
  optional LocalObjectReference secretRef = 4;
}

// ClaimSource describes a reference to a ResourceClaim.
//
// Exactly one of these fields should be set.  Consumers of this type must
// treat an empty object as if it has an unknown value.
message ClaimSource {
  // ResourceClaimName is the name of a ResourceClaim object in the same
  // namespace as this pod.
  optional string resourceClaimName = 1;

  // in-cluster DNS as that would be a layering violation). `host` may
  // also be an IP address.
  //
  // Please note that using `localhost` or `127.0.0.1` as a `host` is
  // risky unless you take great care to run this webhook on all hosts
  // which run an apiserver which might need to make calls to this
  // webhook. Such installs are likely to be non-portable, i.e., not easy
  // to turn up in a new cluster.
  //

  //   matches /foo/bar/baz, but does not match /foo/barbaz).
  // * ImplementationSpecific: Interpretation of the Path matching is up to
  //   the IngressClass. Implementations can treat this as a separate PathType
  //   or treat it identically to Prefix or Exact path types.
  // Implementations are required to support all path types.
  optional string pathType = 3;

    # The trust domain corresponds to the trust root of a system.
    # Refer to https://github.com/spiffe/spiffe/blob/master/standards/SPIFFE-ID.md#21-trust-domain
    trustDomain: "cluster.local"

    # The namespace to treat as the administrative root namespace for Istio configuration.
    # When processing a leaf namespace Istio will search for declarations in that namespace first

  //   matches /foo/bar/baz, but does not match /foo/barbaz).
  // * ImplementationSpecific: Interpretation of the Path matching is up to
  //   the IngressClass. Implementations can treat this as a separate PathType
  //   or treat it identically to Prefix or Exact path types.
  // Implementations are required to support all path types.
  // Defaults to ImplementationSpecific.
  optional string pathType = 3;

  // time for any reason.  Missed jobs executions will be counted as failed ones.
  // +optional
  optional int64 startingDeadlineSeconds = 2;

  // Specifies how to treat concurrent executions of a Job.
  // Valid values are:
  //
  // - "Allow" (default): allows CronJobs to run concurrently;
  // - "Forbid": forbids concurrent runs, skipping next run if previous run hasn't finished yet;

  // time for any reason.  Missed jobs executions will be counted as failed ones.
  // +optional
  optional int64 startingDeadlineSeconds = 2;

  // Specifies how to treat concurrent executions of a Job.
  // Valid values are:
  //
  // - "Allow" (default): allows CronJobs to run concurrently;
  // - "Forbid": forbids concurrent runs, skipping next run if previous run hasn't finished yet;