preslavmihaylov

version: '2.2'

services:
  elasticsearch:
    image: docker.elastic.co/elasticsearch/elasticsearch:7.6.2
    volumes:
      - ./config/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml:ro
    healthcheck:
      test: ["CMD", "curl", "-s", "-f", "http://localhost:9200/_cat/health"]
      interval: 3s

preslavmihaylov

git clone https://github.com/pmihaylovcom/go-elk-tutorial

preslavmihaylov

package main

// imports

func main() {
  fx.New(
    bundlefx.Module,
    fx.Invoke(httphandler.New),
  ).Run()
}

preslavmihaylov

package bundlefx

// imports

func registerHooks(
  lifecycle fx.Lifecycle,
  logger *zap.SugaredLogger, cfg *configfx.Config, mux *http.ServeMux,
) {
  lifecycle.Append(
    fx.Hook{

preslavmihaylov

package main

// imports

func main() {
  fx.New(
    configfx.Module,
    loggerfx.Module,
    httpfx.Module,
    fx.Invoke(httphandler.New),

preslavmihaylov

package httpfx

// imports

// Module provided to fx
var Module = fx.Options(
  fx.Provide(http.NewServeMux),
)

preslavmihaylov

...

func main() {
  fx.New(
    ...
    fx.Provide(http.NewServeMux),
    ...
  ).Run()
}

preslavmihaylov

...

func main() {
  fx.New(
    configfx.Module,
    loggerfx.Module,
    ...
  ).Run()
}

preslavmihaylov

package loggerfx

// imports

// ProvideLogger to fx
func ProvideLogger() *zap.SugaredLogger {
  logger, _ := zap.NewProduction()
  slogger := logger.Sugar()

  return slogger

preslavmihaylov

...
// ProvideLogger to fx
func ProvideLogger() *zap.SugaredLogger {
  logger, _ := zap.NewProduction()
  slogger := logger.Sugar()

  return slogger
}

func main() {