nvidia-container-toolkit/cmd/nvidia-ctk/cdi/generate/common.go
Evan Lezar cfa2647260 Rename root to driverRoot for CDI generation
This makes the intent of the command line argument clearer since this
relates specifically to the root where the NVIDIA driver is installed.

Signed-off-by: Evan Lezar <elezar@nvidia.com>
2023-02-02 15:42:04 +01:00

64 lines
1.9 KiB
Go

/**
# Copyright (c) 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 generate
import (
"fmt"
"github.com/NVIDIA/nvidia-container-toolkit/internal/discover"
"github.com/NVIDIA/nvidia-container-toolkit/internal/lookup"
"github.com/sirupsen/logrus"
"gitlab.com/nvidia/cloud-native/go-nvlib/pkg/nvml"
)
// NewCommonDiscoverer returns a discoverer for entities that are not associated with a specific CDI device.
// This includes driver libraries and meta devices, for example.
func NewCommonDiscoverer(logger *logrus.Logger, driverRoot string, nvidiaCTKPath string, nvmllib nvml.Interface) (discover.Discover, error) {
metaDevices := discover.NewDeviceDiscoverer(
logger,
lookup.NewCharDeviceLocator(
lookup.WithLogger(logger),
lookup.WithRoot(driverRoot),
),
driverRoot,
[]string{
"/dev/nvidia-modeset",
"/dev/nvidia-uvm-tools",
"/dev/nvidia-uvm",
"/dev/nvidiactl",
},
)
graphicsMounts, err := discover.NewGraphicsMountsDiscoverer(logger, driverRoot)
if err != nil {
return nil, fmt.Errorf("error constructing discoverer for graphics mounts: %v", err)
}
driverFiles, err := NewDriverDiscoverer(logger, driverRoot, nvidiaCTKPath, nvmllib)
if err != nil {
return nil, fmt.Errorf("failed to create discoverer for driver files: %v", err)
}
d := discover.Merge(
metaDevices,
graphicsMounts,
driverFiles,
)
return d, nil
}