nvidia-container-toolkit/internal/discover/discover.go

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/*
# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
#
# 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 discover
// DevicePath is a path in /dev associated with a device
type DevicePath string
// ProcPath is a path in /proc associated with a devices
type ProcPath string
// PCIBusID is the ID on the PCI bus of a device
type PCIBusID string
// DeviceNode represents a device on the file system
type DeviceNode struct {
Path DevicePath
Major int
Minor int
}
// Device represents a discovered device including identifiers (Index, UUID, PCI bus ID)
// for selection and paths in /dev and /proc associated with the device
type Device struct {
Index string
UUID string
PCIBusID PCIBusID
DeviceNodes []DeviceNode
ProcPaths []ProcPath
}
// Mount represents a discovered mount. This includes a set of labels
// for selection and the mount path
type Mount struct {
Path string
Labels map[string]string
}
// Hook represents a discovered hook
type Hook struct {
Path string
Args []string
HookName string
Labels map[string]string
}
// Discover defines an interface for discovering the devices and mounts available on a system
type Discover interface {
Devices() ([]Device, error)
Mounts() ([]Mount, error)
Hooks() ([]Hook, error)
}