add version

Makefile

@@ -2,9 +2,10 @@ BINARY=prism-bin
 
 DIR = $(shell cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd)
 VENDOR_DIR = vendor
+IMPORT_PATH = github.com/lbryio/reflector.go
 
 VERSION = $(shell git --git-dir=${DIR}/.git describe --dirty --always --long --abbrev=7)
-LDFLAGS = -ldflags "-X main.Version=${VERSION}"
+LDFLAGS = -ldflags "-X ${IMPORT_PATH}/meta.Version=${VERSION}"
 
 
 .PHONY: build dep clean test

cmd/root.go

@@ -58,7 +58,7 @@ var rootCmd = &cobra.Command{
 		if conf == "" {
 			logrus.Errorln("--conf flag required")
 			os.Exit(1)
-		} else {
+		} else if conf != "none" {
 			globalConfig, err = loadConfig(conf)
 			if err != nil {
 				logrus.Error(err)

cmd/version.go

@@ -0,0 +1,22 @@
+package cmd
+
+import (
+	"log"
+
+	"github.com/lbryio/reflector.go/meta"
+
+	"github.com/spf13/cobra"
+)
+
+func init() {
+	var cmd = &cobra.Command{
+		Use:   "version",
+		Short: "Print the version",
+		Run:   versionCmd,
+	}
+	rootCmd.AddCommand(cmd)
+}
+
+func versionCmd(cmd *cobra.Command, args []string) {
+	log.Printf("version %s\n", meta.Version)
+}

meta/meta.go

@@ -0,0 +1,3 @@
+package meta
+
+var Version = ""