mirror of https://github.com/docker/cli.git
87 lines
2.1 KiB
Go
87 lines
2.1 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"path/filepath"
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"strings"
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"github.com/docker/docker/cli/command"
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"github.com/docker/docker/cli/command/commands"
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"github.com/docker/docker/pkg/term"
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"github.com/spf13/cobra"
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"github.com/spf13/pflag"
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)
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const descriptionSourcePath = "docs/reference/commandline/"
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func generateCliYaml(opts *options) error {
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stdin, stdout, stderr := term.StdStreams()
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dockerCli := command.NewDockerCli(stdin, stdout, stderr)
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cmd := &cobra.Command{Use: "docker"}
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commands.AddCommands(cmd, dockerCli)
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source := filepath.Join(opts.source, descriptionSourcePath)
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if err := loadLongDescription(cmd, source); err != nil {
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return err
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}
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cmd.DisableAutoGenTag = true
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return GenYamlTree(cmd, opts.target)
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}
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func loadLongDescription(cmd *cobra.Command, path ...string) error {
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for _, cmd := range cmd.Commands() {
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if cmd.Name() == "" {
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continue
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}
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fullpath := filepath.Join(path[0], strings.Join(append(path[1:], cmd.Name()), "_")+".md")
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if cmd.HasSubCommands() {
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loadLongDescription(cmd, path[0], cmd.Name())
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}
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if _, err := os.Stat(fullpath); err != nil {
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log.Printf("WARN: %s does not exist, skipping\n", fullpath)
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continue
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}
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content, err := ioutil.ReadFile(fullpath)
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if err != nil {
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return err
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}
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description, examples := parseMDContent(string(content))
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cmd.Long = description
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cmd.Example = examples
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}
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return nil
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}
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type options struct {
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source string
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target string
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}
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func parseArgs() (*options, error) {
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opts := &options{}
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cwd, _ := os.Getwd()
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flags := pflag.NewFlagSet(os.Args[0], pflag.ContinueOnError)
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flags.StringVar(&opts.source, "root", cwd, "Path to project root")
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flags.StringVar(&opts.target, "target", "/tmp", "Target path for generated yaml files")
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err := flags.Parse(os.Args[1:])
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return opts, err
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}
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func main() {
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opts, err := parseArgs()
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if err != nil {
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fmt.Fprintln(os.Stderr, err.Error())
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}
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fmt.Printf("Project root: %s\n", opts.source)
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fmt.Printf("Generating yaml files into %s\n", opts.target)
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if err := generateCliYaml(opts); err != nil {
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fmt.Fprintf(os.Stderr, "Failed to generate yaml files: %s\n", err.Error())
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}
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}
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