reduced image size by 20x

CenterForOpenScience · May 14, 2024 · 654c61e · 654c61e
1 parent 9421e43
commit 654c61e
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.22-alpine
+FROM golang:1.22-alpine as build
 
 
 COPY ./ /go/src/github.com/CenterForOpenScience/fakecas
@@ -11,7 +11,10 @@ ENV GIT_TAG ${GIT_TAG}
 
 RUN cd /go/src/github.com/CenterForOpenScience/fakecas \
     && go mod download \
-    && VERSION=${GIT_TAG} go build -o fakecas \
-    && mv /go/src/github.com/CenterForOpenScience/fakecas/fakecas /usr/local/bin/
+    && VERSION=${GIT_TAG} go build -o fakecas
+
+FROM alpine:3.19 as runtime
+
+COPY --from=build /go/src/github.com/CenterForOpenScience/fakecas/fakecas /usr/local/bin/
 
 CMD ["fakecas"]