helm: support ignore-not-found in undeploy targets

Author: kiku-jw

internal/plugins/helm/v1/scaffolds/internal/templates/makefile.go

@@ -121,22 +121,26 @@ docker-buildx: ## Build and push docker image for the manager for cross-platform
 
 ##@ Deployment
 
+ifndef ignore-not-found
+  ignore-not-found = false
+endif
+
 .PHONY: install
 install: kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config.
 	$(KUSTOMIZE) build config/crd | kubectl apply -f -
 
 .PHONY: uninstall
-uninstall: kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config.
-	$(KUSTOMIZE) build config/crd | kubectl delete -f -
+uninstall: kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
+	$(KUSTOMIZE) build config/crd | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
 
 .PHONY: deploy
 deploy: kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
 	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
 	$(KUSTOMIZE) build config/default | kubectl apply -f -
 
 .PHONY: undeploy
-undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config.
-	$(KUSTOMIZE) build config/default | kubectl delete -f -
+undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
+	$(KUSTOMIZE) build config/default | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
 
 OS := $(shell uname -s | tr '[:upper:]' '[:lower:]')
 ARCH := $(shell uname -m | sed 's/x86_64/amd64/' | sed 's/aarch64/arm64/')

testdata/helm/memcached-operator/Makefile

@@ -106,22 +106,26 @@ docker-buildx: ## Build and push docker image for the manager for cross-platform
 
 ##@ Deployment
 
+ifndef ignore-not-found
+  ignore-not-found = false
+endif
+
 .PHONY: install
 install: kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config.
 	$(KUSTOMIZE) build config/crd | kubectl apply -f -
 
 .PHONY: uninstall
-uninstall: kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config.
-	$(KUSTOMIZE) build config/crd | kubectl delete -f -
+uninstall: kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
+	$(KUSTOMIZE) build config/crd | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
 
 .PHONY: deploy
 deploy: kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
 	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
 	$(KUSTOMIZE) build config/default | kubectl apply -f -
 
 .PHONY: undeploy
-undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config.
-	$(KUSTOMIZE) build config/default | kubectl delete -f -
+undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
+	$(KUSTOMIZE) build config/default | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
 
 OS := $(shell uname -s | tr '[:upper:]' '[:lower:]')
 ARCH := $(shell uname -m | sed 's/x86_64/amd64/' | sed 's/aarch64/arm64/')