mirror of
https://github.com/go-acme/lego
synced 2026-03-14 22:45:48 +01:00
80 lines
1.5 KiB
Go
80 lines
1.5 KiB
Go
package cmd
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"io"
|
|
"strings"
|
|
"text/tabwriter"
|
|
|
|
"github.com/urfave/cli/v3"
|
|
)
|
|
|
|
const flgCode = "code"
|
|
|
|
func createDNSHelp() *cli.Command {
|
|
return &cli.Command{
|
|
Name: "dnshelp",
|
|
Usage: "Shows additional help for the '--dns' global option",
|
|
Action: dnsHelp,
|
|
Flags: createDNSHelpFlags(),
|
|
}
|
|
}
|
|
|
|
func createDNSHelpFlags() []cli.Flag {
|
|
return []cli.Flag{
|
|
&cli.StringFlag{
|
|
Name: flgCode,
|
|
Aliases: []string{"c"},
|
|
Usage: fmt.Sprintf("DNS code: %s", allDNSCodes()),
|
|
},
|
|
}
|
|
}
|
|
|
|
func dnsHelp(_ context.Context, cmd *cli.Command) error {
|
|
code := cmd.String(flgCode)
|
|
if code == "" {
|
|
w := tabwriter.NewWriter(cmd.Writer, 0, 0, 2, ' ', 0)
|
|
ew := &errWriter{w: w}
|
|
|
|
ew.writeln(`Credentials for DNS providers must be passed through environment variables.`)
|
|
ew.writeln()
|
|
ew.writeln(`To display the documentation for a specific DNS provider, run:`)
|
|
ew.writeln()
|
|
ew.writeln("\t$ lego dnshelp -c code")
|
|
ew.writeln()
|
|
ew.writeln("Supported DNS providers:")
|
|
ew.writef("\t%s\n", allDNSCodes())
|
|
ew.writeln()
|
|
ew.writeln("More information: https://go-acme.github.io/lego/dns")
|
|
|
|
if ew.err != nil {
|
|
return ew.err
|
|
}
|
|
|
|
return w.Flush()
|
|
}
|
|
|
|
return displayDNSHelp(cmd.Writer, strings.ToLower(code))
|
|
}
|
|
|
|
type errWriter struct {
|
|
w io.Writer
|
|
err error
|
|
}
|
|
|
|
func (ew *errWriter) writeln(a ...any) {
|
|
if ew.err != nil {
|
|
return
|
|
}
|
|
|
|
_, ew.err = fmt.Fprintln(ew.w, a...)
|
|
}
|
|
|
|
func (ew *errWriter) writef(format string, a ...any) {
|
|
if ew.err != nil {
|
|
return
|
|
}
|
|
|
|
_, ew.err = fmt.Fprintf(ew.w, format, a...)
|
|
}
|