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node-feature-discovery/source/network/network_test.go
Markus Lehtonen 9a02b544a2 source/network: implement FeatureSource
Separate feature discovery and creation of feature labels. Generalize
the feature discovery so that network devices can be matched in custom
label rules in a similar fashion as pci and usb devices. Available
attributes for matching are:

- operstate
- speed
- sriov_numvfs
- sriov_totalvfs

Labels created by the network feature source are unchanged. The new
features being detected are available in custom rules only.

Example custom rule:

  - name: "my network rule"
    labels:
      my-network-feature: "true"
    matchFeatures:
      - feature: network.device
        matchExpressions:
          "operstate": { op: In, value: ["up"] }
          "sriov_numvfs": { op: Gt, value: ["9"] }

Also, add minimalist unit test.
2021-11-23 10:05:38 +02:00

36 lines
950 B
Go

/*
Copyright 2021 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package network
import (
"testing"
"github.com/stretchr/testify/assert"
"sigs.k8s.io/node-feature-discovery/pkg/api/feature"
)
func TestNetworkSource(t *testing.T) {
assert.Equal(t, src.Name(), Name)
// Check that GetLabels works with empty features
src.features = feature.NewDomainFeatures()
l, err := src.GetLabels()
assert.Nil(t, err, err)
assert.Empty(t, l)
}