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https://github.com/NVIDIA/nvidia-container-toolkit
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beff276a52
This change adds a charDevices discoverer and using this for CSV, GDS, and MOFED discovery. Internally the discoverer is a "mounts" discoverer with a charDevice locator. Signed-off-by: Evan Lezar <elezar@nvidia.com>
84 lines
2.1 KiB
Go
84 lines
2.1 KiB
Go
/**
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# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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**/
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package discover
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import (
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"fmt"
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"testing"
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"github.com/NVIDIA/nvidia-container-toolkit/internal/lookup"
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testlog "github.com/sirupsen/logrus/hooks/test"
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"github.com/stretchr/testify/require"
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)
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func TestCharDevices(t *testing.T) {
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logger, logHook := testlog.NewNullLogger()
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testCases := []struct {
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description string
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input *charDevices
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expectedMounts []Mount
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expectedMountsError error
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expectedDevicesError error
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expectedDevices []Device
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}{
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{
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description: "dev mounts are empty",
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input: (*charDevices)(
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&mounts{
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lookup: &lookup.LocatorMock{
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LocateFunc: func(string) ([]string, error) {
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return []string{"located"}, nil
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},
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},
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required: []string{"required"},
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},
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),
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expectedDevices: []Device{{Path: "located", HostPath: "located"}},
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},
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{
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description: "dev devices returns error for nil lookup",
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input: &charDevices{},
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expectedDevicesError: fmt.Errorf("no lookup defined"),
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},
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}
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for _, tc := range testCases {
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logHook.Reset()
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t.Run(tc.description, func(t *testing.T) {
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tc.input.logger = logger
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mounts, err := tc.input.Mounts()
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if tc.expectedMountsError != nil {
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require.Error(t, err)
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} else {
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require.NoError(t, err)
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}
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require.ElementsMatch(t, tc.expectedMounts, mounts)
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devices, err := tc.input.Devices()
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if tc.expectedDevicesError != nil {
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require.Error(t, err)
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} else {
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require.NoError(t, err)
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}
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require.ElementsMatch(t, tc.expectedDevices, devices)
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})
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}
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}
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