Migrate to micro container

Dockerfile

@@ -1,10 +1,10 @@
-FROM golang:1.8.2-alpine
-
+FROM golang:1.9.0-alpine3.6 as compiler
 RUN apk add --update git && apk add --update make && rm -rf /var/cache/apk/*
-
 ADD . /go/src/github.com/${GITHUB_ORG:-ernestio}/monit
 WORKDIR /go/src/github.com/${GITHUB_ORG:-ernestio}/monit
+RUN make deps && CGO_ENABLED=0 go install -a -ldflags '-s' .
 
-RUN make deps && go install
-
-ENTRYPOINT ./entrypoint.sh
+FROM scratch
+COPY --from=compiler /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+COPY --from=compiler /go/bin/monit .
+ENTRYPOINT ["./monit"]

Makefile

@@ -7,6 +7,7 @@ deps:
 	go get github.com/nats-io/nats
 	go get github.com/dgrijalva/jwt-go
 	go get github.com/r3labs/pattern
+	go get github.com/ernestio/ernest-config-client
 
 dev-deps: deps
 	go get github.com/smartystreets/goconvey/convey

setup.go

@@ -6,11 +6,10 @@ package main
 
 import (
 	"encoding/json"
-	"log"
 	"os"
 	"time"
 
-	"github.com/nats-io/nats"
+	ecc "github.com/ernestio/ernest-config-client"
 )
 
 type monitorConfig struct {
@@ -21,11 +20,8 @@ type monitorConfig struct {
 func setup() {
 	var err error
 	// Open Nats connection
-	nc, err = nats.Connect(os.Getenv("NATS_URI"))
-	if err != nil {
-		log.Println("Could not connect to nats")
-		return
-	}
+	ec := ecc.NewConfig(os.Getenv("NATS_URI"))
+	nc = ec.Nats()
 
 	secret = os.Getenv("JWT_SECRET")
 	if secret == "" {