Add script to fetch kubebuilder binaries

Signed-off-by: Charles Moulliard <cmoulliard@redhat.com>

scripts/fetch-test-binaries.sh

@@ -1 +1,61 @@
 #!/usr/bin/env bash
+
+set -e
+
+#hack_dir=$(dirname ${BASH_SOURCE})
+#source ${hack_dir}/common.sh
+
+k8s_version=1.14.1
+goarch=amd64
+goos="unknown"
+
+if [[ "$OSTYPE" == "linux-gnu" ]]; then
+  goos="linux"
+elif [[ "$OSTYPE" == "darwin"* ]]; then
+  goos="darwin"
+fi
+
+if [[ "$goos" == "unknown" ]]; then
+  echo "OS '$OSTYPE' not supported. Aborting." >&2
+  exit 1
+fi
+
+tmp_root=./_out
+kb_root_dir=$tmp_root/kubebuilder
+
+# Turn colors in this script off by setting the NO_COLOR variable in your
+# environment to any value:
+#
+# $ NO_COLOR=1 test.sh
+NO_COLOR=${NO_COLOR:-""}
+if [ -z "$NO_COLOR" ]; then
+  header=$'\e[1;33m'
+  reset=$'\e[0m'
+else
+  header=''
+  reset=''
+fi
+
+function header_text {
+  echo "$header$*$reset"
+}
+
+# fetch k8s API gen tools and make it available under kb_root_dir/bin.
+function fetch_kb_tools {
+  header_text "fetching tools"
+  mkdir -p $tmp_root
+  kb_tools_archive_name="kubebuilder-tools-$k8s_version-$goos-$goarch.tar.gz"
+  kb_tools_download_url="https://storage.googleapis.com/kubebuilder-tools/$kb_tools_archive_name"
+
+  kb_tools_archive_path="$tmp_root/$kb_tools_archive_name"
+  if [ ! -f $kb_tools_archive_path ]; then
+    curl -sL ${kb_tools_download_url} -o "$kb_tools_archive_path"
+  fi
+  tar -zvxf "$kb_tools_archive_path" -C "$tmp_root/"
+}
+
+header_text "using tools"
+fetch_kb_tools
+
+header_text "kubebuilder tools (etcd, kubectl, kube-apiserver)used to perform local tests installed under $tmp_root/kubebuilder/bin/"
+exit 0