correctly set version, commit & date through ldflags in goreleaser co…

…nfig. closes #186

.goreleaser.yml

@@ -14,7 +14,7 @@ builds:
     - 386
     - arm64   
   ldflags: 
-    - -extldflags "-static"
+    - -extldflags "-static" -s -w -X "main.version={{.Version}}" -X "main.commit={{.Commit}}" -X "main.date={{.Date}}"
   hooks:
     pre: packr
     post: packr clean

Makefile

@@ -1,5 +1,5 @@
 EXECUTABLE := fathom
-LDFLAGS += -extldflags "-static" -X "main.version=$(shell git describe --tags --always | sed 's/-/+/' | sed 's/^v//')" -X "main.commit=$(shell git rev-parse HEAD)"
+LDFLAGS += -extldflags "-static" -X "main.version=$(shell git describe --tags --always | sed 's/-/+/' | sed 's/^v//')" -X "main.commit=$(shell git rev-parse HEAD)"  -X "main.date=$(date -u +'%Y-%m-%dT%H:%M:%SZ')"
 MAIN_PKG := ./main.go
 PACKAGES ?= $(shell go list ./... | grep -v /vendor/)
 ASSET_SOURCES ?= $(shell find assets/src/. -type f)

main.go

@@ -14,7 +14,7 @@ var (
 )
 
 func main() {
-	err := cli.Run(version)
+	err := cli.Run(version, commit, date)
 	if err != nil {
 		fmt.Print(err)
 		os.Exit(1)

pkg/cli/cli.go

@@ -1,7 +1,9 @@
 package cli
 
 import (
+	"fmt"
 	"os"
+	"strings"
 	"time"
 
 	log "github.com/sirupsen/logrus"
@@ -19,15 +21,16 @@ type App struct {
 // CLI application
 var app *App
 
-func Run(v string) error {
+// Run parses the CLI arguments & run application command
+func Run(version string, commit string, buildDate string) error {
 	// force all times in UTC, regardless of server timezone
 	time.Local = time.UTC
 
 	// setup CLI app
 	app = &App{cli.NewApp(), nil, nil}
 	app.Name = "Fathom"
 	app.Usage = "simple & transparent website analytics"
-	app.Version = v
+	app.Version = fmt.Sprintf("%v, commit %v, built at %v", strings.TrimPrefix(version, "v"), commit, buildDate)
 	app.HelpName = "fathom"
 	app.Flags = []cli.Flag{
 		cli.StringFlag{
@@ -45,7 +48,7 @@ func Run(v string) error {
 	}
 
 	if len(os.Args) < 2 || os.Args[1] != "--version" {
-		log.Printf("%s %s", app.Name, app.Version)
+		log.Printf("%s version %s", app.Name, app.Version)
 	}
 
 	err := app.Run(os.Args)