support build version

README.md

@@ -7,28 +7,21 @@ make your short-term command as a long-term job
 
 Brew install
 
-````
+````bash
 $: brew tap liujianping/tap && brew install job
-
 ````
 
-OR go source install
+OR 
 
-````
+````bash
 $: git clone https://github.com/liujianping/job.git
 $: cd job 
 $: go build -mod vendor
 ````
 
-OR without go module enable,
-
-````
-$: go get -u github.com/liujianping/job
-````
-
 ## Usage
 
-````shell
+````bash
 
 $: job -h
 Job, make your short-term command as a long-term job
@@ -72,7 +65,7 @@ Flags:
 
 #### ** Output Job ** 
 
-````
+````bash
 $: job -n 10 -i 500ms -T 3s -o -- curl https://www.baidu.com
 Job:
   name: ""
@@ -161,7 +154,7 @@ Job:
 
 #### ** Local Report ** 
 
-````
+````bash
 $: job -n 10 -i 500ms -c 5 -R -- echo hello
 
 Uptime:	5.1037 secs

build/version.go

@@ -0,0 +1,21 @@
+package build
+
+import "fmt"
+
+var (
+	version = "dev"
+	commit  = "none"
+	date    = "unknown"
+)
+
+//Print version
+func Print() {
+	fmt.Printf("%v, commit %v, built at %v\n", version, commit, date)
+}
+
+//Info build info
+func Info(v, m, d string) {
+	version = v
+	commit = m
+	date = d
+}

cmd/main.go

@@ -13,6 +13,7 @@ import (
 
 	"github.com/liujianping/job/config"
 	"github.com/liujianping/job/exec"
+	"github.com/liujianping/job/build"
 	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
@@ -28,10 +29,16 @@ func CheckErr(err error) {
 }
 
 func Main(cmd *cobra.Command, args []string) {
+	if viper.GetBool("version") {
+		build.Print()
+		os.Exit(0)
+	}
+
 	if len(viper.GetString("config")) == 0 && len(args) == 0 {
-		cmd.Usage()
+		cmd.Help()
 		os.Exit(0)
 	}
+
 	jds := []*config.JD{}
 	if len(viper.GetString("config")) > 0 {
 		cfs, err := config.ParseJDs(viper.GetString("config"))

cmd/root.go

@@ -70,8 +70,10 @@ func init() {
 	rootCmd.Flags().BoolP("guarantee", "G", false, "job guarantee mode enable ?")
 	rootCmd.Flags().BoolP("report", "R", false, "job report enable ?")
 	rootCmd.Flags().StringP("report-push-gateway", "P", "", "job report to prometheus push gateway address")
+	rootCmd.Flags().DurationP("report-push-interval", "I", 0*time.Second, "job report to prometheus push gateway interval")
 	rootCmd.Flags().BoolP("output", "o", false, "job yaml config output enable ?")
 	rootCmd.Flags().BoolP("verbose", "V", false, "job verbose log enable ?")
+	rootCmd.Flags().BoolP("version", "v", false, "job version")
 
 	// TODO support Distributed-Job
 	// rootCmd.Flags().StringP("host", "H", "", "dispatch JOB to the Host")

main.go

@@ -14,9 +14,19 @@
 
 package main
 
-import "github.com/liujianping/job/cmd"
+import (
+	"github.com/liujianping/job/build"
+	"github.com/liujianping/job/cmd"
+)
+
+var (
+	version = "dev"
+	commit  = "none"
+	date    = "unknown"
+)
 
 //go:generate protoc pb/job.proto --go_out=${GOPATH}/src
 func main() {
+	build.Info(version, commit, date)
 	cmd.Execute()
 }