From f61e45e36dd6203455ad61f8422d436232132109 Mon Sep 17 00:00:00 2001
From: Enrique Llorente <ellorent@redhat.com>
Date: Tue, 24 Jan 2023 16:22:30 +0100
Subject: [PATCH] Revert "docker: Remove buildx init/install (#1134)"

This reverts commit 4bb0cd080f2dfa1276cfc61164dbda124d53e951.

Signed-off-by: Enrique Llorente <ellorent@redhat.com>
---
 hack/build-push-container.docker.sh |  2 ++
 hack/init-buildx.sh                 | 41 +++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)
 create mode 100755 hack/init-buildx.sh

diff --git a/hack/build-push-container.docker.sh b/hack/build-push-container.docker.sh
index c5dd8c1f0..c483870af 100755
--- a/hack/build-push-container.docker.sh
+++ b/hack/build-push-container.docker.sh
@@ -7,6 +7,8 @@ if [ "$SKIP_IMAGE_BUILD" == "true" ]; then
     exit 0
 fi
 
+hack/init-buildx.sh
+
 ARCHS=${ARCHS:-$(go env GOARCH)}
 PLATFORM=""
 
diff --git a/hack/init-buildx.sh b/hack/init-buildx.sh
new file mode 100755
index 000000000..e277a75e1
--- /dev/null
+++ b/hack/init-buildx.sh
@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+# Copyright 2020 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit -o nounset -o pipefail
+
+export DOCKER_CLI_EXPERIMENTAL=enabled
+
+# If there is no buildx let's install it
+if ! docker buildx > /dev/null 2>&1; then
+    mkdir -p ~/.docker/cli-plugins
+    curl -L https://github.com/docker/buildx/releases/download/v0.6.3/buildx-v0.6.3.linux-amd64 --output ~/.docker/cli-plugins/docker-buildx
+    chmod a+x ~/.docker/cli-plugins/docker-buildx
+fi
+
+
+# We can skip setup if the current builder already has multi-arch
+# AND if it isn't the docker driver, which doesn't work
+current_builder="$(docker buildx inspect)"
+# linux/amd64, linux/arm64, linux/riscv64, linux/ppc64le, linux/s390x, linux/386, linux/arm/v7, linux/arm/v6
+if ! grep -q "^Driver: docker$"  <<<"${current_builder}" && \
+     grep -q "linux/amd64" <<<"${current_builder}" && \
+     grep -q "linux/arm64" <<<"${current_builder}"; then
+  exit 0
+fi
+
+
+if ! docker buildx ls | grep -q kubernetes-nmstate-builder; then
+    docker buildx create --driver-opt network=host --use --name=kubernetes-nmstate-builder
+fi