Add openvpnconfig command, for #179

cmd/gluetun/main.go

@@ -42,6 +42,8 @@ func _main(background context.Context, args []string) int {
 			err = cli.HealthCheck()
 		case "clientkey":
 			err = cli.ClientKey(args[2:])
+		case "openvpnconfig":
+			err = cli.OpenvpnConfig()
 		default:
 			err = fmt.Errorf("command %q is unknown", args[1])
 		}

internal/cli/cli.go

@@ -8,6 +8,10 @@ import (
 	"net"
 
 	"github.com/qdm12/golibs/files"
+	"github.com/qdm12/golibs/logging"
+	"github.com/qdm12/private-internet-access-docker/internal/params"
+	"github.com/qdm12/private-internet-access-docker/internal/provider"
+	"github.com/qdm12/private-internet-access-docker/internal/settings"
 )
 
 func ClientKey(args []string) error {
@@ -38,3 +42,32 @@ func HealthCheck() error {
 	}
 	return nil
 }
+
+func OpenvpnConfig() error {
+	logger, err := logging.NewLogger(logging.ConsoleEncoding, logging.InfoLevel, -1)
+	if err != nil {
+		return err
+	}
+	paramsReader := params.NewReader(logger)
+	allSettings, err := settings.GetAllSettings(paramsReader)
+	if err != nil {
+		return err
+	}
+	providerConf := provider.New(allSettings.OpenVPN.Provider.Name)
+	connections, err := providerConf.GetOpenVPNConnections(allSettings.OpenVPN.Provider.ServerSelection)
+	if err != nil {
+		return err
+	}
+	lines := providerConf.BuildConf(
+		connections,
+		allSettings.OpenVPN.Verbosity,
+		allSettings.System.UID,
+		allSettings.System.GID,
+		allSettings.OpenVPN.Root,
+		allSettings.OpenVPN.Cipher,
+		allSettings.OpenVPN.Auth,
+		allSettings.OpenVPN.Provider.ExtraConfigOptions,
+	)
+	fmt.Println(strings.Join(lines, "\n"))
+	return nil
+}