mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-25 13:35:00 +00:00
99 lines
2.8 KiB
Go
99 lines
2.8 KiB
Go
/*
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* Copyright (c) 2022, 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 device
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import (
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"github.com/NVIDIA/go-nvlib/pkg/nvml"
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)
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// Interface provides the API to the 'device' package
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type Interface interface {
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AssertValidMigProfileFormat(profile string) error
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GetDevices() ([]Device, error)
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GetMigDevices() ([]MigDevice, error)
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GetMigProfiles() ([]MigProfile, error)
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NewDevice(d nvml.Device) (Device, error)
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NewDeviceByUUID(uuid string) (Device, error)
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NewMigDevice(d nvml.Device) (MigDevice, error)
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NewMigDeviceByUUID(uuid string) (MigDevice, error)
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NewMigProfile(giProfileID, ciProfileID, ciEngProfileID int, migMemorySizeMB, deviceMemorySizeBytes uint64) (MigProfile, error)
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ParseMigProfile(profile string) (MigProfile, error)
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VisitDevices(func(i int, d Device) error) error
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VisitMigDevices(func(i int, d Device, j int, m MigDevice) error) error
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VisitMigProfiles(func(p MigProfile) error) error
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}
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type devicelib struct {
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nvml nvml.Interface
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skippedDevices map[string]struct{}
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verifySymbols *bool
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migProfiles []MigProfile
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}
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var _ Interface = &devicelib{}
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// New creates a new instance of the 'device' interface
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func New(opts ...Option) Interface {
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d := &devicelib{}
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for _, opt := range opts {
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opt(d)
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}
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if d.nvml == nil {
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d.nvml = nvml.New()
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}
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if d.verifySymbols == nil {
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verify := true
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d.verifySymbols = &verify
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}
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if d.skippedDevices == nil {
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WithSkippedDevices(
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"DGX Display",
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"NVIDIA DGX Display",
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)(d)
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}
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return d
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}
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// WithNvml provides an Option to set the NVML library used by the 'device' interface
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func WithNvml(nvml nvml.Interface) Option {
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return func(d *devicelib) {
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d.nvml = nvml
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}
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}
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// WithVerifySymbols provides an option to toggle whether to verify select symbols exist in dynamic libraries before calling them
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func WithVerifySymbols(verify bool) Option {
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return func(d *devicelib) {
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d.verifySymbols = &verify
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}
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}
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// WithSkippedDevices provides an Option to set devices to be skipped by model name
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func WithSkippedDevices(names ...string) Option {
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return func(d *devicelib) {
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if d.skippedDevices == nil {
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d.skippedDevices = make(map[string]struct{})
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}
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for _, name := range names {
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d.skippedDevices[name] = struct{}{}
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}
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}
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}
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// Option defines a function for passing options to the New() call
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type Option func(*devicelib)
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