/
generate.go
114 lines (101 loc) · 2.35 KB
/
generate.go
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package cmd
import (
"compress/flate"
"compress/gzip"
"errors"
"fmt"
"os"
"path/filepath"
"runtime"
"github.com/hashicorp/go-multierror"
"github.com/spf13/cobra"
"github.com/spf13/cobra/doc"
)
// generateCmd represents the generate command
var generateCmd = &cobra.Command{
Use: "generate",
Aliases: []string{"gen"},
Hidden: true,
Annotations: map[string]string{
"skipAuthCheck": "true",
},
DisableFlagsInUseLine: true,
ValidArgs: []string{"man", "markdown", "md", "all"},
Args: cobra.MatchAll(cobra.ExactArgs(1), cobra.OnlyValidArgs),
Short: "Generates man pages for sdpctl",
RunE: func(cmd *cobra.Command, args []string) error {
switch args[0] {
case "man":
return generateManPages(cmd)
case "markdown", "md":
return generateMarkdown(cmd)
case "all":
var errs error
if err := generateManPages(cmd); err != nil {
errs = multierror.Append(err)
}
if err := generateMarkdown(cmd); err != nil {
errs = multierror.Append(err)
}
return errs
default:
return errors.New("Invalid argument")
}
},
}
func generateManPages(cmd *cobra.Command) error {
o := runtime.GOOS
if o != "linux" && o != "darwin" {
return errors.New("Man pages not available for this OS.")
}
cwd, err := os.Getwd()
if err != nil {
return err
}
path := filepath.FromSlash(fmt.Sprintf("%s/build/man", cwd))
if err := os.MkdirAll(path, 0700); err != nil {
return err
}
err = doc.GenManTree(cmd.Root(), &doc.GenManHeader{
Title: "SDPCTL",
Section: "3",
}, path)
if err != nil {
return err
}
files, err := os.ReadDir(path)
if err != nil {
return err
}
for _, f := range files {
out, err := os.Create(fmt.Sprintf("%s/%s.gz", path, f.Name()))
if err != nil {
return err
}
defer out.Close()
out.Chmod(0644)
w, err := gzip.NewWriterLevel(out, flate.BestCompression)
if err != nil {
return err
}
defer w.Close()
b, err := os.ReadFile(fmt.Sprintf("%s/%s", path, f.Name()))
if err != nil {
return err
}
w.Write(b)
os.Remove(fmt.Sprintf("%s/%s", path, f.Name()))
}
return nil
}
func generateMarkdown(cmd *cobra.Command) error {
cwd, err := os.Getwd()
if err != nil {
return err
}
path := filepath.FromSlash(fmt.Sprintf("%s/docs", cwd))
if err := os.MkdirAll(path, 0700); err != nil {
return err
}
return doc.GenMarkdownTree(cmd.Root(), path)
}