mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-25 05:21:33 +00:00
7627d48a5c
Signed-off-by: Tariq Ibrahim <tibrahim@nvidia.com> Signed-off-by: Evan Lezar <elezar@nvidia.com>
95 lines
2.5 KiB
Go
95 lines
2.5 KiB
Go
/**
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# Copyright (c) 2022, 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 defaultsubcommand
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import (
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"fmt"
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"github.com/urfave/cli/v2"
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"github.com/NVIDIA/nvidia-container-toolkit/cmd/nvidia-ctk/config/flags"
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"github.com/NVIDIA/nvidia-container-toolkit/internal/config"
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"github.com/NVIDIA/nvidia-container-toolkit/internal/logger"
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)
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type command struct {
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logger logger.Interface
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}
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// NewCommand constructs a default command with the specified logger
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func NewCommand(logger logger.Interface) *cli.Command {
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c := command{
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logger: logger,
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}
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return c.build()
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}
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// build creates the CLI command
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func (m command) build() *cli.Command {
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opts := flags.Options{}
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// Create the 'default' command
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c := cli.Command{
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Name: "default",
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Aliases: []string{"create-default", "generate-default"},
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Usage: "Generate the default NVIDIA Container Toolkit configuration file",
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Before: func(c *cli.Context) error {
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return m.validateFlags(c, &opts)
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},
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Action: func(c *cli.Context) error {
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return m.run(c, &opts)
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},
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}
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c.Flags = []cli.Flag{
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&cli.StringFlag{
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Name: "output",
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Aliases: []string{"o"},
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Usage: "Specify the output file to write to; If not specified, the output is written to stdout",
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Destination: &opts.Output,
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},
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}
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return &c
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}
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func (m command) validateFlags(c *cli.Context, opts *flags.Options) error {
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return opts.Validate()
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}
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func (m command) run(c *cli.Context, opts *flags.Options) error {
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cfgToml, err := config.New()
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if err != nil {
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return fmt.Errorf("unable to load or create config: %v", err)
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}
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if err := opts.EnsureOutputFolder(); err != nil {
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return fmt.Errorf("failed to create output directory: %v", err)
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}
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output, err := opts.CreateOutput()
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if err != nil {
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return fmt.Errorf("failed to open output file: %v", err)
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}
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defer output.Close()
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if _, err = cfgToml.Save(output); err != nil {
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return fmt.Errorf("failed to write output: %v", err)
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}
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return nil
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}
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