From e46d26a7c4c52d153c35b8e0d50a48de04f87374 Mon Sep 17 00:00:00 2001
From: ViViDboarder <ViViDboarder@gmail.com>
Date: Fri, 19 Jul 2019 16:32:49 -0700
Subject: [PATCH] First stab at multi-arch builds

---
 Dockerfile  |  3 ++-
 hooks/build | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 8d7a62b..2a8dc27 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,5 @@
-FROM haproxy:1.9-alpine
+ARG REPO=library
+FROM ${REPO}/haproxy:1.9-alpine
 
 EXPOSE 2375
 ENV ALLOW_RESTARTS=0 \
diff --git a/hooks/build b/hooks/build
index 1fb6367..74d13a4 100755
--- a/hooks/build
+++ b/hooks/build
@@ -1,7 +1,40 @@
 #!/bin/bash
 set -ex
 
+# Extract arch repo from a docker tag suffix
+REPO=""
+case "$DOCKER_TAG" in
+    *amd64)
+        REPO="library"
+        ;;
+    *arm32v5)
+        REPO="arm32v5"
+        ;;
+    *arm32v6)
+        REPO="arm32v6"
+        ;;
+    *arm32v7)
+        REPO="arm32v7"
+        ;;
+    *arm64v8)
+        REPO="arm64v8"
+        ;;
+    *i386)
+        REPO="i386"
+        ;;
+    *ppc64le)
+        REPO="ppc64le"
+        ;;
+    *s390x)
+        REPO="s390x"
+        ;;
+    *)
+        REPO="library"
+        ;;
+esac
+
 docker build \
+    --build-arg REPO="$REPO" \
     --build-arg VCS_REF="$GIT_SHA1" \
     --build-arg BUILD_DATE="$(date --rfc-3339 ns)" \
     --tag "$IMAGE_NAME" .