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device-injector: add support for CDI injection.
Add support for injecting annotated CDI devices using the new native NRI CDI injection API. Signed-off-by: Krisztian Litkey <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| /* | ||
| Copyright The containerd 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 main | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
|
||
| func TestParseCDIDevices(t *testing.T) { | ||
| type testCase struct { | ||
| name string | ||
| annotations map[string]string | ||
| result []string | ||
| } | ||
|
|
||
| for _, tc := range []*testCase{ | ||
| { | ||
| name: "no annotated CDI devices", | ||
| annotations: map[string]string{ | ||
| "foo": "bar", | ||
| }, | ||
| }, | ||
| { | ||
| name: "a single annotated CDI device", | ||
| annotations: map[string]string{ | ||
| "cdi-devices.nri.io/container.ctr0": ` | ||
| - vendor0.com/device=null | ||
| `, | ||
| }, | ||
| result: []string{ | ||
| "vendor0.com/device=null", | ||
| }, | ||
| }, | ||
| { | ||
| name: "multiple annotated CDI devices", | ||
| annotations: map[string]string{ | ||
| "cdi-devices.nri.io/container.ctr0": ` | ||
| - vendor0.com/device=null | ||
| - vendor0.com/device=zero | ||
| `, | ||
| }, | ||
| result: []string{ | ||
| "vendor0.com/device=null", | ||
| "vendor0.com/device=zero", | ||
| }, | ||
| }, | ||
| { | ||
| name: "annotated CDI device for non-matching container name", | ||
| annotations: map[string]string{ | ||
| "cdi-devices.nri.io/container.ctr1": ` | ||
| - vendor0.com/device=null | ||
| - vendor0.com/device=zero | ||
| `, | ||
| }, | ||
| }, | ||
| } { | ||
| t.Run(tc.name, func(t *testing.T) { | ||
| devices, err := parseCDIDevices("ctr0", tc.annotations) | ||
| require.Nil(t, err, "CDI device parsing error") | ||
| require.Equal(t, tc.result, devices, "parsed CDI devices") | ||
| }) | ||
| } | ||
| } |
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