Files
gluetun/internal/configuration/nordvpn.go
Quentin McGaw (desktop) 3863cc439e Maint: internal/storage rework
- No more global variables
- Inject merged servers to configuration package
- Fix #566: configuration parsing to use persisted servers.json
- Move server data files from `internal/constants` to `internal/storage`
2021-08-27 19:10:03 +00:00

64 lines
1.7 KiB
Go

package configuration
import (
"fmt"
"strconv"
"github.com/qdm12/gluetun/internal/constants"
"github.com/qdm12/golibs/params"
)
func (settings *Provider) readNordvpn(r reader) (err error) {
settings.Name = constants.Nordvpn
servers := r.servers.GetNordvpn()
settings.ServerSelection.TargetIP, err = readTargetIP(r.env)
if err != nil {
return err
}
settings.ServerSelection.Regions, err = r.env.CSVInside("REGION", constants.NordvpnRegionChoices(servers))
if err != nil {
return fmt.Errorf("environment variable REGION: %w", err)
}
settings.ServerSelection.Hostnames, err = r.env.CSVInside("SERVER_HOSTNAME", constants.NordvpnHostnameChoices(servers))
if err != nil {
return fmt.Errorf("environment variable SERVER_HOSTNAME: %w", err)
}
settings.ServerSelection.Names, err = r.env.CSVInside("SERVER_NAME", constants.NordvpnHostnameChoices(servers))
if err != nil {
return fmt.Errorf("environment variable SERVER_NAME: %w", err)
}
settings.ServerSelection.Numbers, err = readNordVPNServerNumbers(r.env)
if err != nil {
return err
}
return settings.ServerSelection.OpenVPN.readProtocolOnly(r.env)
}
func readNordVPNServerNumbers(env params.Interface) (numbers []uint16, err error) {
const possiblePortsCount = 65537
possibilities := make([]string, possiblePortsCount)
for i := range possibilities {
possibilities[i] = fmt.Sprintf("%d", i)
}
possibilities[65536] = ""
values, err := env.CSVInside("SERVER_NUMBER", possibilities)
if err != nil {
return nil, err
}
numbers = make([]uint16, len(values))
for i := range values {
n, err := strconv.Atoi(values[i])
if err != nil {
return nil, err
}
numbers[i] = uint16(n)
}
return numbers, nil
}