Single YAML file installer

.github/workflows/ci.yml

@@ -23,6 +23,8 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
       - name: Cache Go modules
         uses: actions/cache@v1
         env:
@@ -35,10 +37,10 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-build-
             ${{ runner.os }}-
-      - run: make manifests
-      - name: Checking if manifests are disaligned
+      - run: make installer
+      - name: Checking if YAML installer file is not aligned
         run: if [[ $(git diff | wc -l) -gt 0 ]]; then echo ">>> Untracked generated files have not been committed" && git --no-pager diff && exit 1; fi
-      - name: Checking if manifests generated untracked files
+      - name: Checking if YAML installer generated untracked files
         run: test -z "$(git ls-files --others --exclude-standard 2> /dev/null)"
       - name: Checking if source code is not formatted
         run: test -z "$(git diff 2> /dev/null)"

Makefile

@@ -47,22 +47,26 @@ manager: generate fmt vet
 run: generate manifests
 	go run ./main.go
 
+# Creates the single file to install Capsule without any external dependency
+installer: manifests kustomize
+	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
+	$(KUSTOMIZE) build config/default > config/install.yaml
+
 # Install CRDs into a cluster
-install: manifests kustomize
+install: installer
 	$(KUSTOMIZE) build config/crd | kubectl apply -f -
 
 # Uninstall CRDs from a cluster
-uninstall: manifests kustomize
+uninstall: installer
 	$(KUSTOMIZE) build config/crd | kubectl delete -f -
 
 # Deploy controller in the configured Kubernetes cluster in ~/.kube/config
-deploy: manifests kustomize
-	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
-	$(KUSTOMIZE) build config/default | kubectl apply -f -
+deploy: installer
+	kubectl apply -f config/install.yaml
 
 # Remove controller in the configured Kubernetes cluster in ~/.kube/config
-remove: manifests kustomize
-	$(KUSTOMIZE) build config/default | kubectl delete -f -
+remove: installer
+	kubectl delete -f config/install.yaml
 	kubectl delete clusterroles.rbac.authorization.k8s.io capsule-namespace-deleter capsule-namespace-provisioner --ignore-not-found
 	kubectl delete clusterrolebindings.rbac.authorization.k8s.io capsule-namespace-deleter capsule-namespace-provisioner --ignore-not-found
 

README.md

@@ -61,17 +61,28 @@ Make sure you have access to a Kubernetes cluster as administrator.
 There are two ways to install Capsule:
 
 * Use the Helm Chart available [here](./charts/capsule/README.md)
-* Use [`kustomize`](https://github.com/kubernetes-sigs/kustomize)
+* Use the [single YAML file installer](./config/install.yaml)
 
-## Install with kustomize
-Ensure you have `kubectl` and `kustomize` installed in your `PATH`. 
+## Install with the single YAML file installer
+
+Ensure you have `kubectl` installed in your `PATH`. 
 
 Clone this repository and move to the repo folder:
 
 ```
-$ git clone https://github.com/clastix/capsule
-$ cd capsule
-$ make deploy
+$ kubectl apply -f https://raw.githubusercontent.com/clastix/capsule/master/config/install.yaml
+namespace/capsule-system created
+customresourcedefinition.apiextensions.k8s.io/capsuleconfigurations.capsule.clastix.io created
+customresourcedefinition.apiextensions.k8s.io/tenants.capsule.clastix.io created
+clusterrolebinding.rbac.authorization.k8s.io/capsule-manager-rolebinding created
+secret/capsule-ca created
+secret/capsule-tls created
+service/capsule-controller-manager-metrics-service created
+service/capsule-webhook-service created
+deployment.apps/capsule-controller-manager created
+capsuleconfiguration.capsule.clastix.io/capsule-default created
+mutatingwebhookconfiguration.admissionregistration.k8s.io/capsule-mutating-webhook-configuration created
+validatingwebhookconfiguration.admissionregistration.k8s.io/capsule-validating-webhook-configuration created
 ```
 
 It will install the Capsule controller in a dedicated namespace `capsule-system`.