mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-22 08:18:32 +00:00
83 lines
2.1 KiB
Go
83 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 "fmt"
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// list is a discoverer that contains a list of Discoverers. The output of the
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// Mounts functions is the concatenation of the output for each of the
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// elements in the list.
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type list struct {
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discoverers []Discover
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}
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var _ Discover = (*list)(nil)
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// Merge creates a discoverer that is the composite of a list of discoverers.
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func Merge(d ...Discover) Discover {
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l := list{
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discoverers: d,
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}
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return &l
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}
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// Devices returns all devices from the included discoverers
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func (d list) Devices() ([]Device, error) {
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var allDevices []Device
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for i, di := range d.discoverers {
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devices, err := di.Devices()
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if err != nil {
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return nil, fmt.Errorf("error discovering devices for discoverer %v: %v", i, err)
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}
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allDevices = append(allDevices, devices...)
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}
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return allDevices, nil
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}
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// Mounts returns all mounts from the included discoverers
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func (d list) Mounts() ([]Mount, error) {
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var allMounts []Mount
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for i, di := range d.discoverers {
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mounts, err := di.Mounts()
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if err != nil {
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return nil, fmt.Errorf("error discovering mounts for discoverer %v: %v", i, err)
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}
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allMounts = append(allMounts, mounts...)
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}
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return allMounts, nil
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}
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// Hooks returns all Hooks from the included discoverers
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func (d list) Hooks() ([]Hook, error) {
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var allHooks []Hook
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for i, di := range d.discoverers {
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hooks, err := di.Hooks()
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if err != nil {
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return nil, fmt.Errorf("error discovering hooks for discoverer %v: %v", i, err)
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}
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allHooks = append(allHooks, hooks...)
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}
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return allHooks, nil
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}
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