Files
gluetun/internal/updater/providers/nordvpn/name.go
Quentin McGaw e8e7b83297 Maintenance: refactor servers updater code
- Require at least 80% of number of servers now to pass
- Each provider is in its own package with a common structure
- Unzip package with unzipper interface
- Openvpn package with extraction and download functions
2021-05-08 00:59:42 +00:00

30 lines
625 B
Go

package nordvpn
import (
"errors"
"fmt"
"strconv"
"strings"
)
var (
ErrNoIDInServerName = errors.New("no ID in server name")
ErrInvalidIDInServerName = errors.New("invalid ID in server name")
)
func parseServerName(serverName string) (number uint16, err error) {
i := strings.IndexRune(serverName, '#')
if i < 0 {
return 0, fmt.Errorf("%w: %s", ErrNoIDInServerName, serverName)
}
idString := serverName[i+1:]
idUint64, err := strconv.ParseUint(idString, 10, 16)
if err != nil {
return 0, fmt.Errorf("%w: %s", ErrInvalidIDInServerName, serverName)
}
number = uint16(idUint64)
return number, nil
}