Files
gluetun/internal/provider/utils/port.go

43 lines
1.0 KiB
Go

package utils
import (
"fmt"
"github.com/qdm12/gluetun/internal/configuration/settings"
"github.com/qdm12/gluetun/internal/constants"
"github.com/qdm12/gluetun/internal/constants/vpn"
)
func getPort(selection settings.ServerSelection,
defaultOpenVPNTCP, defaultOpenVPNUDP, defaultWireguard uint16) (port uint16) {
switch selection.VPN {
case vpn.Wireguard:
customPort := *selection.Wireguard.EndpointPort
if customPort > 0 {
return customPort
}
checkDefined("Wireguard", defaultWireguard)
return defaultWireguard
default: // OpenVPN
customPort := *selection.OpenVPN.CustomPort
if customPort > 0 {
return customPort
}
if selection.OpenVPN.Protocol == constants.TCP {
checkDefined("OpenVPN TCP", defaultOpenVPNTCP)
return defaultOpenVPNTCP
}
checkDefined("OpenVPN UDP", defaultOpenVPNUDP)
return defaultOpenVPNUDP
}
}
func checkDefined(portName string, port uint16) {
if port > 0 {
return
}
message := fmt.Sprintf("no default %s port is defined!", portName)
panic(message)
}