first major commit

Dockerfile

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+# Build the manager binary
+FROM golang:1.13 as builder
+
+WORKDIR /workspace
+# Copy the Go Modules manifests
+COPY go.mod go.mod
+COPY go.sum go.sum
+# cache deps before building and copying source so that we don't need to re-download as much
+# and so that source changes don't invalidate our downloaded layer
+RUN go mod download
+
+# Copy the go source
+COPY main.go main.go
+COPY api/ api/
+COPY controllers/ controllers/
+
+# Build
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 GO111MODULE=on go build -a -o manager main.go
+
+# Use distroless as minimal base image to package the manager binary
+# Refer to https://github.com/GoogleContainerTools/distroless for more details
+FROM gcr.io/distroless/static:nonroot
+WORKDIR /
+COPY --from=builder /workspace/manager .
+USER nonroot:nonroot
+
+ENTRYPOINT ["/manager"]

Makefile

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+
+# Image URL to use all building/pushing image targets
+IMG ?= controller:latest
+# Produce CRDs that work back to Kubernetes 1.11 (no version conversion)
+CRD_OPTIONS ?= "crd:trivialVersions=true"
+
+# Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
+ifeq (,$(shell go env GOBIN))
+GOBIN=$(shell go env GOPATH)/bin
+else
+GOBIN=$(shell go env GOBIN)
+endif
+
+all: manager
+
+# Run tests
+test: generate fmt vet manifests
+	go test ./... -coverprofile cover.out
+
+# Build manager binary
+manager: generate fmt vet
+	go build -o bin/manager main.go
+
+# Run against the configured Kubernetes cluster in ~/.kube/config
+run: generate fmt vet manifests
+	go run ./main.go
+
+# Install CRDs into a cluster
+install: manifests
+	kustomize build config/crd | kubectl apply -f -
+
+# Uninstall CRDs from a cluster
+uninstall: manifests
+	kustomize build config/crd | kubectl delete -f -
+
+# Deploy controller in the configured Kubernetes cluster in ~/.kube/config
+deploy: manifests
+	cd config/manager && kustomize edit set image controller=${IMG}
+	kustomize build config/default | kubectl apply -f -
+
+# Generate manifests e.g. CRD, RBAC etc.
+manifests: controller-gen
+	$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases
+
+# Run go fmt against code
+fmt:
+	go fmt ./...
+
+# Run go vet against code
+vet:
+	go vet ./...
+
+# Generate code
+generate: controller-gen
+	$(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./..."
+
+# Build the docker image
+docker-build: test
+	docker build . -t ${IMG}
+
+# Push the docker image
+docker-push:
+	docker push ${IMG}
+
+# find or download controller-gen
+# download controller-gen if necessary
+controller-gen:
+ifeq (, $(shell which controller-gen))
+	@{ \
+	set -e ;\
+	CONTROLLER_GEN_TMP_DIR=$$(mktemp -d) ;\
+	cd $$CONTROLLER_GEN_TMP_DIR ;\
+	go mod init tmp ;\
+	go get sigs.k8s.io/controller-tools/cmd/[email protected] ;\
+	rm -rf $$CONTROLLER_GEN_TMP_DIR ;\
+	}
+CONTROLLER_GEN=$(GOBIN)/controller-gen
+else
+CONTROLLER_GEN=$(shell which controller-gen)
+endif

PROJECT

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+domain: k8s.io
+repo: github.com/zawachte-msft/cluster-api-bootstrap-provider-k3s
+resources:
+- group: bootstrap
+  kind: KThreesConfig
+  version: v1alpha1
+version: "2"

api/v1alpha1/groupversion_info.go

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+/*
+
+
+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.
+*/
+
+// Package v1alpha1 contains API Schema definitions for the bootstrap v1alpha1 API group
+// +kubebuilder:object:generate=true
+// +groupName=bootstrap.k8s.io
+package v1alpha1
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"sigs.k8s.io/controller-runtime/pkg/scheme"
+)
+
+var (
+	// GroupVersion is group version used to register these objects
+	GroupVersion = schema.GroupVersion{Group: "bootstrap.k8s.io", Version: "v1alpha1"}
+
+	// SchemeBuilder is used to add go types to the GroupVersionKind scheme
+	SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion}
+
+	// AddToScheme adds the types in this group-version to the given scheme.
+	AddToScheme = SchemeBuilder.AddToScheme
+)

api/v1alpha1/kthreesconfig_types.go

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+/*
+
+
+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.
+*/
+
+package v1alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// EDIT THIS FILE!  THIS IS SCAFFOLDING FOR YOU TO OWN!
+// NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.
+
+// KThreesConfigSpec defines the desired state of KThreesConfig
+type KThreesConfigSpec struct {
+	// INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
+	// Important: Run "make" to regenerate code after modifying this file
+
+	// Foo is an example field of KThreesConfig. Edit KThreesConfig_types.go to remove/update
+	Foo string `json:"foo,omitempty"`
+}
+
+// KThreesConfigStatus defines the observed state of KThreesConfig
+type KThreesConfigStatus struct {
+	// Ready indicates the BootstrapData field is ready to be consumed
+	Ready bool `json:"ready,omitempty"`
+
+	BootstrapData []byte `json:"bootstrapData,omitempty"`
+
+	// DataSecretName is the name of the secret that stores the bootstrap data script.
+	// +optional
+	DataSecretName *string `json:"dataSecretName,omitempty"`
+
+	// FailureReason will be set on non-retryable errors
+	// +optional
+	FailureReason string `json:"failureReason,omitempty"`
+
+	// FailureMessage will be set on non-retryable errors
+	// +optional
+	FailureMessage string `json:"failureMessage,omitempty"`
+
+	// ObservedGeneration is the latest generation observed by the controller.
+	// +optional
+	ObservedGeneration int64 `json:"observedGeneration,omitempty"`
+
+	// Conditions defines current service state of the KubeadmConfig.
+	// +optional
+	//Conditions clusterv1.Conditions `json:"conditions,omitempty"`
+}
+
+// +kubebuilder:object:root=true
+
+// KThreesConfig is the Schema for the kthreesconfigs API
+type KThreesConfig struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   KThreesConfigSpec   `json:"spec,omitempty"`
+	Status KThreesConfigStatus `json:"status,omitempty"`
+}
+
+// +kubebuilder:object:root=true
+
+// KThreesConfigList contains a list of KThreesConfig
+type KThreesConfigList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []KThreesConfig `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&KThreesConfig{}, &KThreesConfigList{})
+}

config/certmanager/certificate.yaml

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+# The following manifests contain a self-signed issuer CR and a certificate CR.
+# More document can be found at https://docs.cert-manager.io
+# WARNING: Targets CertManager 0.11 check https://docs.cert-manager.io/en/latest/tasks/upgrading/index.html for 
+# breaking changes
+apiVersion: cert-manager.io/v1alpha2
+kind: Issuer
+metadata:
+  name: selfsigned-issuer
+  namespace: system
+spec:
+  selfSigned: {}
+---
+apiVersion: cert-manager.io/v1alpha2
+kind: Certificate
+metadata:
+  name: serving-cert  # this name should match the one appeared in kustomizeconfig.yaml
+  namespace: system
+spec:
+  # $(SERVICE_NAME) and $(SERVICE_NAMESPACE) will be substituted by kustomize
+  dnsNames:
+  - $(SERVICE_NAME).$(SERVICE_NAMESPACE).svc
+  - $(SERVICE_NAME).$(SERVICE_NAMESPACE).svc.cluster.local
+  issuerRef:
+    kind: Issuer
+    name: selfsigned-issuer
+  secretName: webhook-server-cert # this secret will not be prefixed, since it's not managed by kustomize

config/certmanager/kustomization.yaml

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+resources:
+- certificate.yaml
+
+configurations:
+- kustomizeconfig.yaml