Make go binaries lighter

.drone.yml

@@ -9,12 +9,12 @@ platform:
 
 steps:
   - name: build
-    image: golang:latest
+    image: golang:1
     commands:
       - apt-get update && apt-get install -y build-essential git go-bindata
       - go generate -v
       - go get -v -d
-      - go build -v -o chldapasswd
+      - go build -v -ldflags="-s -w" -o chldapasswd
 
   - name: docker
     image: plugins/docker

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:latest as gobuild
+FROM golang:1 as gobuild
 
 RUN apt-get update && \
     apt-get install -y build-essential git go-bindata
@@ -7,9 +7,9 @@ WORKDIR /go/src/git.nemunai.re/chldapasswd
 
 ADD . .
 
-RUN go generate -v
-RUN go get -d -v
-RUN go build -v
+RUN go generate -v && \
+    go get -d -v && \
+    go build -v -ldflags="-s -w"
 
 
 FROM debian:stable-slim
@@ -20,6 +20,8 @@ RUN apt-get update && \
 
 EXPOSE 8080
 
+USER nobody
+
 WORKDIR /srv
 
 ENTRYPOINT ["/srv/chldapasswd", "-bind=:8080"]