nvidia-container-toolkit/internal/system/nvdevices/mknod.go

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/**
# 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 nvdevices
import (
"github.com/NVIDIA/nvidia-container-toolkit/internal/logger"
"golang.org/x/sys/unix"
)
//go:generate moq -stub -out mknod_mock.go . mknoder
type mknoder interface {
Mknode(string, int, int) error
}
type mknodLogger struct {
logger.Interface
}
func (m *mknodLogger) Mknode(path string, major, minor int) error {
m.Infof("Running: mknod --mode=0666 %s c %d %d", path, major, minor)
return nil
}
type mknodUnix struct{}
func (m *mknodUnix) Mknode(path string, major, minor int) error {
err := unix.Mknod(path, unix.S_IFCHR, int(unix.Mkdev(uint32(major), uint32(minor))))
if err != nil {
return err
}
return unix.Chmod(path, 0666)
}