Drafting ctl controller

clitools/hack/boilerplate.go.txt

@@ -0,0 +1 @@
+/* MIT License */

clitools/hack/tool.go

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+//go:build tools
+// +build tools
+
+package tools
+
+import (
+	_ "k8s.io/code-generator"
+	_ "sigs.k8s.io/controller-tools/cmd/controller-gen"
+)

clitools/hack/update-codegen.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+MODULE_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+echo "MODULE ROOT: ${MODULE_ROOT}"
+
+cd "${MODULE_ROOT}"
+mkdir -p \
+	"${MODULE_ROOT}/pkg/generated/clientset" \
+	"${MODULE_ROOT}/pkg/generated/listers" \
+	"${MODULE_ROOT}/pkg/generated/informers"
+
+controller-gen \
+  object:headerFile=hack/boilerplate.go.txt \
+  paths=./pkg/apis/...
+
+MODULE="$(go list -m -f '{{.Path}}')"
+echo "MODULE: ${MODULE}"
+
+CODEGEN_PKG="$(go list -f '{{.Dir}}' -m k8s.io/code-generator)"
+echo "CODEGEN PKG: ${CODEGEN_PKG}"
+
+source "${CODEGEN_PKG}/kube_codegen.sh"
+
+mkdir -p "${MODULE_ROOT}/pkg/generated"
+
+kube::codegen::gen_helpers \
+  --boilerplate "${MODULE_ROOT}/hack/boilerplate.go.txt" \
+  "${MODULE_ROOT}/pkg/apis"
+
+kube::codegen::gen_client \
+  --with-watch \
+  --output-dir "${MODULE_ROOT}/pkg/generated" \
+  --output-pkg "${MODULE}/pkg/generated" \
+  --boilerplate "${MODULE_ROOT}/hack/boilerplate.go.txt" \
+  "${MODULE_ROOT}/pkg/apis"