initial commit

cmd/werther/main.go

@@ -0,0 +1,65 @@
+/*
+Copyright (C) JSC iCore - All Rights Reserved
+
+Unauthorized copying of this file, via any medium is strictly prohibited
+Proprietary and confidential
+
+Written by Konstantin Lepa <klepa@i-core.ru>, July 2018
+*/
+
+package main // import "gopkg.i-core.ru/werther/cmd/werther"
+
+import (
+	"flag"
+	"fmt"
+	"net/http"
+	"os"
+
+	"github.com/kelseyhightower/envconfig"
+	"go.uber.org/zap"
+	"gopkg.i-core.ru/werther/internal/server"
+)
+
+func main() {
+	flag.Usage = func() {
+		fmt.Fprintf(flag.CommandLine.Output(), "Usage of %s:\n", os.Args[0])
+		flag.PrintDefaults()
+		fmt.Fprintf(flag.CommandLine.Output(), "\n")
+		if err := envconfig.Usagef("werther", &server.Config{}, flag.CommandLine.Output(), envconfig.DefaultListFormat); err != nil {
+			panic(err)
+		}
+	}
+	verflag := flag.Bool("version", false, "print a version")
+	flag.Parse()
+
+	if *verflag {
+		fmt.Println("werther", server.Version)
+		os.Exit(0)
+	}
+
+	var cnf server.Config
+	if err := envconfig.Process("werther", &cnf); err != nil {
+		fmt.Fprintf(os.Stderr, "Invalid configuration: %s\n", err)
+		os.Exit(1)
+	}
+
+	logFunc := zap.NewProduction
+	if cnf.DevMode {
+		logFunc = zap.NewDevelopment
+	}
+	log, err := logFunc()
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Failed to create logger: %s\n", err)
+		os.Exit(1)
+	}
+
+	srv, err := server.New(cnf, log)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Failed to start the server: %s\n", err)
+		os.Exit(1)
+	}
+
+	log = log.Named("main")
+	log.Info("Werther started", zap.Any("config", cnf), zap.String("version", server.Version))
+	log.Fatal("Werther finished", zap.Error(http.ListenAndServe(cnf.Listen, srv)))
+}

cmd/werther/tools.go

@@ -0,0 +1,14 @@
+// +build tools
+
+/*
+Copyright (C) JSC iCore - All Rights Reserved
+
+Unauthorized copying of this file, via any medium is strictly prohibited
+Proprietary and confidential
+
+Written by Konstantin Lepa <klepa@i-core.ru>, February 2019
+*/
+
+package main
+
+import _ "github.com/kevinburke/go-bindata"