Only install binutils-gold for ARMv7 target

Signed-off-by: Hidde Beydals <hello@hidde.co>
fluxcd · Jun 16, 2021 · 14248d0 · 14248d0
1 parent 3af8962
commit 14248d0
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/Dockerfile b/Dockerfile
@@ -1,7 +1,12 @@
-# Docker buildkit multi-arch build requires golang alpine
 FROM golang:1.16-alpine as builder
 
-RUN apk add --no-cache gcc pkgconfig libc-dev binutils-gold musl~=1.2 libgit2-dev~=1.1
+ARG TARGETPLATFORM
+
+RUN pkgs="gcc pkgconfig libc-dev musl~=1.2 libgit2-dev=~1.1"; \
+    if [ "$TARGETPLATFORM" = "linux/arm/v7" ]; then \
+      pkgs="$pkgs binutils-gold"; \
+    fi; \
+    apk add --no-cache $pkgs
 
 WORKDIR /workspace