From 058139cea2782233af74cb7a5dfdf5deeb1641ef Mon Sep 17 00:00:00 2001
From: Enrico Stahn <enrico.stahn@gmail.com>
Date: Mon, 19 Feb 2018 19:49:25 +1100
Subject: [PATCH] Add version information

---
 cmd/root.go    |  1 +
 cmd/version.go |  2 +-
 main.go        | 12 +++++++++++-
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/cmd/root.go b/cmd/root.go
index fda49b6..5868e62 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -30,6 +30,7 @@ var log = logrus.New()
 var (
 	cfgFile  string
 	logLevel string
+	Version  string
 )
 
 // RootCmd represents the base command when called without any subcommands
diff --git a/cmd/version.go b/cmd/version.go
index 6098f4d..9cb124e 100644
--- a/cmd/version.go
+++ b/cmd/version.go
@@ -25,7 +25,7 @@ var versionCmd = &cobra.Command{
 	Short: "Print the version number of php-fpm_exporter",
 	Long:  `All software has versions. This is php-fpm_exporter's'`,
 	Run: func(cmd *cobra.Command, args []string) {
-		fmt.Println("php-fpm_exporter v0.9 -- HEAD")
+		fmt.Printf("php-fpm_exporter %v\n", Version)
 	},
 }
 
diff --git a/main.go b/main.go
index 309852e..8fffe69 100644
--- a/main.go
+++ b/main.go
@@ -13,8 +13,18 @@
 
 package main
 
-import "github.com/hipages/php-fpm_exporter/cmd"
+import (
+	"fmt"
+	"github.com/hipages/php-fpm_exporter/cmd"
+)
+
+var (
+	version = "dev"
+	commit  = "none"
+	date    = "unknown"
+)
 
 func main() {
+	cmd.Version = fmt.Sprintf("%v, commit %v, built at %v", version, commit, date)
 	cmd.Execute()
 }