Maint: openvpn package split files

internal/openvpn/portforwarded.go

@@ -1,5 +1,46 @@
 package openvpn
 
+import (
+	"context"
+	"net"
+	"net/http"
+	"os"
+	"strings"
+
+	"github.com/qdm12/gluetun/internal/provider"
+)
+
 func (l *looper) GetPortForwarded() (port uint16) {
 	return l.state.GetPortForwarded()
 }
+
+func (l *looper) PortForward(vpnGateway net.IP) { l.portForwardSignals <- vpnGateway }
+
+// portForward is a blocking operation which may or may not be infinite.
+// You should therefore always call it in a goroutine.
+func (l *looper) portForward(ctx context.Context,
+	providerConf provider.Provider, client *http.Client, gateway net.IP) {
+	settings := l.state.GetSettings()
+	if !settings.Provider.PortForwarding.Enabled {
+		return
+	}
+	syncState := func(port uint16) (pfFilepath string) {
+		l.state.SetPortForwarded(port)
+		settings := l.state.GetSettings()
+		return settings.Provider.PortForwarding.Filepath
+	}
+	providerConf.PortForward(ctx, client, l.pfLogger,
+		gateway, l.fw, syncState)
+}
+
+func (l *looper) writeOpenvpnConf(lines []string) error {
+	file, err := os.OpenFile(l.targetConfPath, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0644)
+	if err != nil {
+		return err
+	}
+	_, err = file.WriteString(strings.Join(lines, "\n"))
+	if err != nil {
+		return err
+	}
+	return file.Close()
+}