feat: lightweight docker image based on go 1.10 on alpine

tomplus · Nov 23, 2018 · 5f562d7 · 5f562d7
1 parent 34d8d93
commit 5f562d7
Showing 1 changed file with 12 additions and 3 deletions.
diff --git a/Dockerfile b/Dockerfile
@@ -1,14 +1,23 @@
-FROM golang:1.8
+FROM golang:1.10-alpine
+
+RUN apk add --no-cache git
 
 WORKDIR /go/src/airly-exporter
-COPY . .
+COPY *.go /go/src/airly-exporter/
 
 RUN go get -d -v ./...
 RUN go install -v ./...
 
+FROM alpine
+
+RUN apk update && apk add ca-certificates && rm -rf /var/cache/apk/*
+
+WORKDIR /go/bin/
+COPY --from=0 /go/bin/airly-exporter /go/bin/airly-exporter
+
 EXPOSE 8080
 
 # nobody
 USER 65534
 
-CMD ["airly-exporter"]
+CMD ["./airly-exporter"]