Files
gluetun/internal/provider/protonvpn/openvpnconf.go
Quentin McGaw (desktop) cc2235653a Maint: refactor VPN configuration structure
- Paves the way for Wireguard
- VPN struct contains Type, Openvpn and Provider configurations
- OpenVPN specific options (e.g. client key) moved from Provider to Openvpn configuration struct
- Move Provider configuration from OpenVPN configuration to VPN
- HTTP control server returns only openvpn settings (not provider settings)
2021-08-17 15:44:11 +00:00

85 lines
1.9 KiB
Go

package protonvpn
import (
"strconv"
"github.com/qdm12/gluetun/internal/configuration"
"github.com/qdm12/gluetun/internal/constants"
"github.com/qdm12/gluetun/internal/models"
"github.com/qdm12/gluetun/internal/provider/utils"
)
func (p *Protonvpn) BuildConf(connection models.OpenVPNConnection,
username string, settings configuration.OpenVPN) (lines []string) {
if settings.Cipher == "" {
settings.Cipher = constants.AES256cbc
}
if settings.Auth == "" {
settings.Auth = constants.SHA512
}
const defaultMSSFix = 1450
if settings.MSSFix == 0 {
settings.MSSFix = defaultMSSFix
}
lines = []string{
"client",
"dev tun",
"nobind",
"persist-key",
"remote-cert-tls server",
"tls-exit",
// Protonvpn specific
"tun-mtu 1500",
"tun-mtu-extra 32",
"mssfix " + strconv.Itoa(int(settings.MSSFix)),
"reneg-sec 0",
"key-direction 1",
"pull",
"comp-lzo no",
// Added constant values
"auth-nocache",
"mute-replay-warnings",
"pull-filter ignore \"auth-token\"", // prevent auth failed loops
"auth-retry nointeract",
"suppress-timestamps",
// Modified variables
"verb " + strconv.Itoa(settings.Verbosity),
"auth-user-pass " + constants.OpenVPNAuthConf,
connection.ProtoLine(),
connection.RemoteLine(),
"auth " + settings.Auth,
}
lines = append(lines, utils.CipherLines(settings.Cipher, settings.Version)...)
if connection.Protocol == constants.UDP {
lines = append(lines, "fast-io")
}
if !settings.Root {
lines = append(lines, "user "+username)
}
if settings.IPv6 {
lines = append(lines, "tun-ipv6")
} else {
lines = append(lines, `pull-filter ignore "route-ipv6"`)
lines = append(lines, `pull-filter ignore "ifconfig-ipv6"`)
}
lines = append(lines, utils.WrapOpenvpnCA(
constants.ProtonvpnCertificate)...)
lines = append(lines, utils.WrapOpenvpnTLSAuth(
constants.ProtonvpnOpenvpnStaticKeyV1)...)
lines = append(lines, "")
return lines
}