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https://github.com/NVIDIA/nvidia-container-toolkit
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0134ba4250
This change allows device IDs to the specified in the GetSpec API. This simplifies cases where CDI specs are being generated for specific devices by ID. Signed-off-by: Evan Lezar <elezar@nvidia.com>
91 lines
3.3 KiB
Go
91 lines
3.3 KiB
Go
/**
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# Copyright (c) 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 nvcdi
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import (
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"fmt"
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"github.com/NVIDIA/go-nvlib/pkg/nvlib/device"
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"tags.cncf.io/container-device-interface/pkg/cdi"
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"tags.cncf.io/container-device-interface/specs-go"
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"github.com/NVIDIA/nvidia-container-toolkit/internal/edits"
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"github.com/NVIDIA/nvidia-container-toolkit/pkg/nvcdi/spec"
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)
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type wsllib nvcdilib
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var _ Interface = (*wsllib)(nil)
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// GetSpec should not be called for wsllib
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func (l *wsllib) GetSpec(...string) (spec.Interface, error) {
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return nil, fmt.Errorf("unexpected call to wsllib.GetSpec()")
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}
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// GetAllDeviceSpecs returns the device specs for all available devices.
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func (l *wsllib) GetAllDeviceSpecs() ([]specs.Device, error) {
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device := newDXGDeviceDiscoverer(l.logger, l.devRoot)
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deviceEdits, err := edits.FromDiscoverer(device)
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if err != nil {
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return nil, fmt.Errorf("failed to create container edits for DXG device: %v", err)
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}
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deviceSpec := specs.Device{
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Name: "all",
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ContainerEdits: *deviceEdits.ContainerEdits,
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}
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return []specs.Device{deviceSpec}, nil
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}
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// GetCommonEdits generates a CDI specification that can be used for ANY devices
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func (l *wsllib) GetCommonEdits() (*cdi.ContainerEdits, error) {
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driver, err := newWSLDriverDiscoverer(l.logger, l.driverRoot, l.hookCreator, l.ldconfigPath)
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if err != nil {
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return nil, fmt.Errorf("failed to create discoverer for WSL driver: %v", err)
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}
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return edits.FromDiscoverer(driver)
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}
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// GetGPUDeviceEdits generates a CDI specification that can be used for GPU devices
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func (l *wsllib) GetGPUDeviceEdits(device.Device) (*cdi.ContainerEdits, error) {
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return nil, fmt.Errorf("GetGPUDeviceEdits is not supported on WSL")
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}
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// GetGPUDeviceSpecs returns the CDI device specs for the full GPU represented by 'device'.
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func (l *wsllib) GetGPUDeviceSpecs(i int, d device.Device) ([]specs.Device, error) {
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return nil, fmt.Errorf("GetGPUDeviceSpecs is not supported on WSL")
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}
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// GetMIGDeviceEdits generates a CDI specification that can be used for MIG devices
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func (l *wsllib) GetMIGDeviceEdits(device.Device, device.MigDevice) (*cdi.ContainerEdits, error) {
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return nil, fmt.Errorf("GetMIGDeviceEdits is not supported on WSL")
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}
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// GetMIGDeviceSpecs returns the CDI device specs for the full MIG represented by 'device'.
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func (l *wsllib) GetMIGDeviceSpecs(int, device.Device, int, device.MigDevice) ([]specs.Device, error) {
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return nil, fmt.Errorf("GetMIGDeviceSpecs is not supported on WSL")
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}
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// GetDeviceSpecsByID returns the CDI device specs for the GPU(s) represented by
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// the provided identifiers, where an identifier is an index or UUID of a valid
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// GPU device.
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func (l *wsllib) GetDeviceSpecsByID(...string) ([]specs.Device, error) {
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return nil, fmt.Errorf("GetDeviceSpecsByID is not supported on WSL")
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}
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