mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-25 21:39:10 +00:00
82 lines
2.0 KiB
Go
82 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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"os"
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"github.com/NVIDIA/nvidia-container-toolkit/cmd/nvidia-ctk/hook"
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log "github.com/sirupsen/logrus"
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cli "github.com/urfave/cli/v2"
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)
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var version string
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var logger = log.New()
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// config defines the options that can be set for the CLI through config files,
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// environment variables, or command line flags
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type config struct {
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// Debug indicates whether the CLI is started in "debug" mode
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Debug bool
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}
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func main() {
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// Create a config struct to hold the parsed environment variables or command line flags
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config := config{}
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// Create the top-level CLI
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c := cli.NewApp()
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c.UseShortOptionHandling = true
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c.EnableBashCompletion = true
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c.Usage = "Tools to configure the NVIDIA Container Toolkit"
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c.Version = version
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// Setup the flags for this command
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c.Flags = []cli.Flag{
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&cli.BoolFlag{
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Name: "debug",
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Aliases: []string{"d"},
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Usage: "Enable debug-level logging",
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Destination: &config.Debug,
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EnvVars: []string{"NVIDIA_CTK_DEBUG"},
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},
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}
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// Set log-level for all subcommands
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c.Before = func(c *cli.Context) error {
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logLevel := log.InfoLevel
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if config.Debug {
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logLevel = log.DebugLevel
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}
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logger.SetLevel(logLevel)
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return nil
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}
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// Define the subcommands
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c.Commands = []*cli.Command{
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hook.NewCommand(logger),
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}
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// Run the CLI
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err := c.Run(os.Args)
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if err != nil {
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log.Errorf("%v", err)
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log.Exit(1)
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}
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}
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