Quentin McGaw d21a943779
chore(all): use netip.Prefix for ip networks
- remove usage of `net.IPNet`
- remove usage of `netaddr.IPPrefix`
2023-04-27 13:42:50 +00:00

45 lines
1.3 KiB
Go

package env
import (
"fmt"
"net/netip"
"os"
"strings"
"github.com/qdm12/gluetun/internal/configuration/settings"
)
func (s *Source) readWireguard() (wireguard settings.Wireguard, err error) {
defer func() {
err = unsetEnvKeys([]string{"WIREGUARD_PRIVATE_KEY", "WIREGUARD_PRESHARED_KEY"}, err)
}()
wireguard.PrivateKey = envToStringPtr("WIREGUARD_PRIVATE_KEY")
wireguard.PreSharedKey = envToStringPtr("WIREGUARD_PRESHARED_KEY")
_, wireguard.Interface = s.getEnvWithRetro("VPN_INTERFACE", "WIREGUARD_INTERFACE")
wireguard.Implementation = os.Getenv("WIREGUARD_IMPLEMENTATION")
wireguard.Addresses, err = s.readWireguardAddresses()
if err != nil {
return wireguard, err // already wrapped
}
return wireguard, nil
}
func (s *Source) readWireguardAddresses() (addresses []netip.Prefix, err error) {
key, addressesCSV := s.getEnvWithRetro("WIREGUARD_ADDRESSES", "WIREGUARD_ADDRESS")
if addressesCSV == "" {
return nil, nil
}
addressStrings := strings.Split(addressesCSV, ",")
addresses = make([]netip.Prefix, len(addressStrings))
for i, addressString := range addressStrings {
addressString = strings.TrimSpace(addressString)
addresses[i], err = netip.ParsePrefix(addressString)
if err != nil {
return nil, fmt.Errorf("environment variable %s: %w", key, err)
}
}
return addresses, nil
}