Move supervisor flags under supervisor package

cmd/supervisor/supervisor.go

@@ -18,48 +18,38 @@
 package main
 
 import (
-	"flag"
 	"fmt"
 	"os"
 	"path/filepath"
 
 	"github.com/mysteriumnetwork/node/metadata"
 	"github.com/mysteriumnetwork/node/supervisor/daemon/transport"
 	"github.com/mysteriumnetwork/node/supervisor/logconfig"
-	"github.com/rs/zerolog"
+	"github.com/mysteriumnetwork/node/supervisor/svflags"
 	"github.com/rs/zerolog/log"
 
 	"github.com/mysteriumnetwork/node/supervisor/config"
 	"github.com/mysteriumnetwork/node/supervisor/daemon"
 	"github.com/mysteriumnetwork/node/supervisor/install"
 )
 
-var (
-	flagVersion     = flag.Bool("version", false, "Print version")
-	flagInstall     = flag.Bool("install", false, "Install or repair myst supervisor")
-	flagUninstall   = flag.Bool("uninstall", false, "Uninstall myst supervisor")
-	flagLogFilePath = flag.String("log-path", "", "Supervisor log file path")
-	flagLogLevel    = flag.String("log-level", zerolog.InfoLevel.String(), "Logging level")
-	flagWinService  = flag.Bool("winservice", false, "Run via service manager instead of standalone (windows only).")
-)
-
 func main() {
-	flag.Parse()
+	svflags.Parse()
 
-	if *flagVersion {
+	if *svflags.FlagVersion {
 		fmt.Println(metadata.VersionAsString())
 		os.Exit(0)
 	}
 
 	logOpts := logconfig.LogOptions{
-		LogLevel: *flagLogLevel,
-		Filepath: *flagLogFilePath,
+		LogLevel: *svflags.FlagLogLevel,
+		Filepath: *svflags.FlagLogFilePath,
 	}
 	if err := logconfig.Configure(logOpts); err != nil {
 		log.Fatal().Err(err).Msg("Failed to configure logging")
 	}
 
-	if *flagInstall {
+	if *svflags.FlagInstall {
 		path, err := thisPath()
 		if err != nil {
 			log.Fatal().Err(err).Msg("Failed to determine supervisor's path")
@@ -73,7 +63,7 @@ func main() {
 			log.Fatal().Err(err).Msg("Failed to install supervisor")
 		}
 		log.Info().Msg("Supervisor installed")
-	} else if *flagUninstall {
+	} else if *svflags.FlagUninstall {
 		log.Info().Msg("Uninstalling supervisor")
 		if err := install.Uninstall(); err != nil {
 			log.Fatal().Err(err).Msg("Failed to uninstall supervisor")
@@ -82,7 +72,7 @@ func main() {
 	} else {
 		log.Info().Msg("Running myst supervisor daemon")
 		supervisor := daemon.New(&config.Config{})
-		if err := supervisor.Start(transport.Options{WinService: *flagWinService}); err != nil {
+		if err := supervisor.Start(transport.Options{WinService: *svflags.FlagWinService}); err != nil {
 			log.Fatal().Err(err).Msg("Error running supervisor")
 		}
 	}

supervisor/svflags/flags.go

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 The "MysteriumNetwork/node" Authors.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package svflags
+
+import (
+	"flag"
+
+	"github.com/rs/zerolog"
+)
+
+var (
+	FlagVersion     = flag.Bool("version", false, "Print version")
+	FlagInstall     = flag.Bool("install", false, "Install or repair myst supervisor")
+	FlagUninstall   = flag.Bool("uninstall", false, "Uninstall myst supervisor")
+	FlagLogFilePath = flag.String("log-path", "", "Supervisor log file path")
+	FlagLogLevel    = flag.String("log-level", zerolog.InfoLevel.String(), "Logging level")
+	FlagWinService  = flag.Bool("winservice", false, "Run via service manager instead of standalone (windows only).")
+)
+
+// Parse parses supervisor flags.
+func Parse() {
+	flag.Parse()
+}