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package cli
import (
"flag"
"github.com/mimecast/dtail/internal/config"
)
const authKeyPathHelpText = "Path to auth key/private key (defaults to ~/.ssh/id_rsa via config)"
// BindAuthKeyFlags registers the legacy and current auth-key flags.
func BindAuthKeyFlags(fs *flag.FlagSet, legacyKey *string, args *config.Args) {
fs.StringVar(legacyKey, "key", "", "Deprecated alias for -auth-key-path")
fs.StringVar(&args.SSHPrivateKeyFilePath, "auth-key-path", "", authKeyPathHelpText)
}
// FlagWasSet reports whether the named flag was explicitly set on the command line.
func FlagWasSet(name string) bool {
var wasSet bool
flag.Visit(func(f *flag.Flag) {
if f.Name == name {
wasSet = true
}
})
return wasSet
}
// ApplyAuthKeyPathCompatibility copies the deprecated legacy key into args when
// the new flag was not explicitly set. If both were set, the new flag wins and
// a warning message is returned.
func ApplyAuthKeyPathCompatibility(args *config.Args, legacyKey string, authKeyPathSet bool) string {
if authKeyPathSet {
if legacyKey != "" {
return "WARN: -key is deprecated; ignoring it because -auth-key-path was also set"
}
return ""
}
if legacyKey != "" {
args.SSHPrivateKeyFilePath = legacyKey
}
return ""
}
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