Files
gluetun/internal/configuration/sources/env/wireguardselection.go
2023-05-20 20:06:12 +00:00

56 lines
1.3 KiB
Go

package env
import (
"fmt"
"net/netip"
"github.com/qdm12/gluetun/internal/configuration/settings"
"github.com/qdm12/govalid/port"
)
func (s *Source) readWireguardSelection() (
selection settings.WireguardSelection, err error) {
selection.EndpointIP, err = s.readWireguardEndpointIP()
if err != nil {
return selection, err
}
selection.EndpointPort, err = s.readWireguardCustomPort()
if err != nil {
return selection, err
}
selection.PublicKey = getCleanedEnv("WIREGUARD_PUBLIC_KEY")
return selection, nil
}
func (s *Source) readWireguardEndpointIP() (endpointIP netip.Addr, err error) {
key, value := s.getEnvWithRetro("VPN_ENDPOINT_IP", "WIREGUARD_ENDPOINT_IP")
if value == "" {
return endpointIP, nil
}
endpointIP, err = netip.ParseAddr(value)
if err != nil {
return endpointIP, fmt.Errorf("environment variable %s: %w", key, err)
}
return endpointIP, nil
}
func (s *Source) readWireguardCustomPort() (customPort *uint16, err error) {
key, value := s.getEnvWithRetro("VPN_ENDPOINT_PORT", "WIREGUARD_ENDPOINT_PORT")
if value == "" {
return nil, nil //nolint:nilnil
}
customPort = new(uint16)
*customPort, err = port.Validate(value)
if err != nil {
return nil, fmt.Errorf("environment variable %s: %w", key, err)
}
return customPort, nil
}