├── .gitignore
├── Makefile
├── README.md
├── cmd
    └── api
    │   ├── Dockerfile
    │   └── main.go
└── docker-compose.yml


/.gitignore:
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1 | /api
2 | 


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/Makefile:
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 1 | default:
 2 | 	@echo "=============building Local API============="
 3 | 	docker build -f cmd/api/Dockerfile -t api .
 4 | 
 5 | up: default
 6 | 	@echo "=============starting api locally============="
 7 | 	docker-compose up -d
 8 | 
 9 | logs:
10 | 	docker-compose logs -f
11 | 
12 | down:
13 | 	docker-compose down
14 | 
15 | test:
16 | 	go test -v -cover ./...
17 | 
18 | clean: down
19 | 	@echo "=============cleaning up============="
20 | 	rm -f api
21 | 	docker system prune -f
22 | 	docker volume prune -f
23 | 


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/README.md:
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1 | # Go Docker Hot Reload Example
2 | 
3 | This repository contains example code to run a hot reloading Go API within a Docker container.
4 | 
5 | Find the corresponding blog post on my [blog](https://www.zachjohnsondev.com/posts/go-docker-hot-reload-example/).
6 | 


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/cmd/api/Dockerfile:
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 1 | FROM golang:1.10
 2 | 
 3 | WORKDIR /go/src/github.com/Zach-Johnson/go-docker-hot-reload-example
 4 | 
 5 | COPY . .
 6 | 
 7 | RUN ["go", "get", "github.com/githubnemo/CompileDaemon"]
 8 | 
 9 | ENTRYPOINT CompileDaemon -log-prefix=false -build="go build ./cmd/api/" -command="./api"
10 | 


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/cmd/api/main.go:
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 1 | package main
 2 | 
 3 | import (
 4 | 	"fmt"
 5 | 	"log"
 6 | 	"net/http"
 7 | )
 8 | 
 9 | func handler(w http.ResponseWriter, r *http.Request) {
10 | 	fmt.Fprint(w, "Hello from the api!")
11 | }
12 | 
13 | func main() {
14 | 	http.HandleFunc("/", handler)
15 | 	log.Println("listening on 5000")
16 | 	log.Fatal(http.ListenAndServe(":5000", nil))
17 | }
18 | 


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/docker-compose.yml:
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 1 | version: '3.6'
 2 | 
 3 | services:
 4 |     api:
 5 |         image: api:latest
 6 |         ports:
 7 |             - 5000:5000
 8 |         volumes:
 9 |             - ./:/go/src/github.com/Zach-Johnson/go-docker-hot-reload-example
10 | 


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