sync makefile

Author: kamilsk

Makefile

@@ -1,6 +1,7 @@
 # sourced by https://github.com/octomation/makefiles
 
 .DEFAULT_GOAL = test-with-coverage
+GO_VERSIONS   = 1.12 1.13 1.14
 
 SHELL = /bin/bash -euo pipefail
 
@@ -183,18 +184,22 @@ toolset:
 		go generate tools.go; \
 	)
 
+ifdef GO_VERSIONS
+
 define go_tpl
 .PHONY: go$(1)
 go$(1):
-	docker run \
+	@docker run \
 		--rm -it \
 		-v $(PWD):/src \
 		-w /src \
 		golang:$(1) bash
 endef
 
 render_go_tpl = $(eval $(call go_tpl,$(version)))
-$(foreach version,1.12 1.13 1.14,$(render_go_tpl))
+$(foreach version,$(GO_VERSIONS),$(render_go_tpl))
+
+endif
 
 
 .PHONY: clean

cmd/client/main.go

@@ -1,3 +1,24 @@
 package main
 
+import (
+	"fmt"
+	"runtime/debug"
+)
+
+const unknown = "unknown"
+
+var (
+	commit  = unknown
+	date    = unknown
+	version = "dev"
+)
+
+//nolint:gochecknoinits
+func init() {
+	if info, available := debug.ReadBuildInfo(); available && commit == unknown {
+		version = info.Main.Version
+		commit = fmt.Sprintf("%s, mod sum: %s", commit, info.Main.Sum)
+	}
+}
+
 func main() {}

cmd/server/main.go

@@ -1,21 +1,33 @@
 package main
 
 import (
+	"fmt"
 	"log"
 	"net/http"
+	"runtime/debug"
 
 	"github.com/go-chi/cors"
 
 	v1 "go.octolab.org/ecosystem/tablo/internal/generated/api/v1"
 	server "go.octolab.org/ecosystem/tablo/internal/server/v1"
 )
 
+const unknown = "unknown"
+
 var (
-	commit  = "none"
-	date    = "unknown"
+	commit  = unknown
+	date    = unknown
 	version = "dev"
 )
 
+//nolint:gochecknoinits
+func init() {
+	if info, available := debug.ReadBuildInfo(); available && commit == unknown {
+		version = info.Main.Version
+		commit = fmt.Sprintf("%s, mod sum: %s", commit, info.Main.Sum)
+	}
+}
+
 func main() {
 	log.Printf("{commit: %q, date: %q, version: %q, port: 8080}\n", commit, date, version)