mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-28 15:03:23 +00:00
b6a585c77d
This change copies the cmd/nvidia-container-runtime, internal, and test folders from github.com/NVIDIA/nvidia-container-runtime@8a63b4b34f3ce3b4167f0516aa3f7207ca280dfb Signed-off-by: Evan Lezar <elezar@nvidia.com>
80 lines
2.0 KiB
Go
80 lines
2.0 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 main
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import (
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"fmt"
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"io"
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"os"
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"github.com/sirupsen/logrus"
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"github.com/tsaikd/KDGoLib/logrusutil"
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)
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// Logger adds a way to manage output to a log file to a logrus.Logger
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type Logger struct {
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*logrus.Logger
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previousOutput io.Writer
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logFile *os.File
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}
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// NewLogger constructs a Logger with a preddefined formatter
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func NewLogger() *Logger {
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logrusLogger := logrus.New()
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formatter := &logrusutil.ConsoleLogFormatter{
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TimestampFormat: "2006/01/02 15:04:07",
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Flag: logrusutil.Ltime,
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}
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logger := &Logger{
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Logger: logrusLogger,
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}
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logger.SetFormatter(formatter)
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return logger
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}
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// LogToFile opens the specified file for appending and sets the logger to
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// output to the opened file. A reference to the file pointer is stored to
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// allow this to be closed.
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func (l *Logger) LogToFile(filename string) error {
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logFile, err := os.OpenFile(filename, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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return fmt.Errorf("error opening debug log file: %v", err)
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}
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l.logFile = logFile
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l.previousOutput = l.Out
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l.SetOutput(logFile)
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return nil
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}
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// CloseFile closes the log file (if any) and resets the logger output to what it
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// was before LogToFile was called.
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func (l *Logger) CloseFile() error {
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if l.logFile == nil {
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return nil
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}
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logFile := l.logFile
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l.SetOutput(l.previousOutput)
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l.logFile = nil
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return logFile.Close()
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}
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