Dockerfile: Run go install with -ldflags '-s -w'

This reduce the Docker image size from 27 MB to 20.5 MB.
gohugoio · Jul 26, 2017 · 9ed48c1 · 9ed48c1
1 parent bfe0bfb
commit 9ed48c1
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Dockerfile b/Dockerfile
@@ -19,7 +19,8 @@ RUN \
   go get github.com/kardianos/govendor && \
   govendor get github.com/gohugoio/hugo && \
   cd $GOPATH/src/github.com/gohugoio/hugo && \
-  go install && \
+  rm -f $GOPATH/bin/hugo && \
+  go install -ldflags '-s -w' && \
   cd $GOPATH && \
   rm -rf pkg src .cache bin/govendor && \
   apk del .build-deps