feat: added delivery scenario for acorn

Signed-off-by: Thomas Schuetz <thomas.schuetz@dynatrace.com>

acorn/Makefile

@@ -0,0 +1,20 @@
+# renovate: datasource=github-tags depName=acorn-io/acorn
+ACORN_VERSION ?= v0.6.0
+
+.PHONY: install
+install:
+	curl https://get.acorn.io | INSTALL_ACORN_VERSION=$(ACORN_VERSION) sh -
+	acorn install
+
+.PHONY: deploy-app
+deploy-app:
+	acorn run --target-namespace podtato-acorn -n podtato-head app
+
+.PHONY: uninstall
+uninstall:
+	acorn uninstall -a -f
+
+.PHONY: test
+test: install deploy-app
+	kubectl kuttl test --start-kind=false ./kuttl --config=./kuttl/kuttl-test.yaml
+	make uninstall

acorn/README.md

@@ -0,0 +1,33 @@
+# Deliver with Acorn
+![Acorn](https://img.shields.io/badge/Acorn-v0.6.0-blue)
+![PodTatoHead](https://img.shields.io/badge/PodTatoHead-v0.3.0-orange)
+
+
+Website: https://acorn.io <BR>
+Repository: https://github.com/acorn-io/acorn
+
+## Deliver
+Acorn delivers applications from source code or a container image in a kubernetes cluster. 
+
+## Install Acorn
+You can install acorn with the following commands:
+```shell
+$> curl https://get.acorn.io | INSTALL_ACORN_VERSION=$(ACORN_VERSION) sh -
+$> acorn install
+```
+
+## Deliver PodTatoHead
+1. Clone this repository
+2. Install acorn as specified above
+3. Apply the [Acornfile](app/Acornfile) to your cluster
+   > `acorn apply --target-namespace podtato-acorn -f app/Acornfile`
+4. After some time the application should be deployed in the podtato-acorn namespace
+5. You can access the application via the ingress or port-forwarding
+   > `kubectl port-forward -n podtato-acorn svc/frontend 8080`
+6. Open http://localhost:8080 in your browser
+
+## Uninstall Acorn
+You can uninstall acorn with the following command: 
+> `acorn uninstall -a -f`
+
+

acorn/app/Acornfile

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+containers: {
+  frontend: {
+    image: "ghcr.io/podtato-head/podtato-server:v0.3.0"
+    ports: "8080/tcp"
+    env: {
+      "PODTATO_COMPONENT": "frontend"
+      "SERVICES_CONFIG_FILE_PATH": "/config/service-discovery.yaml"
+    }
+    files: {
+      "/config/service-discovery.yaml": "secret://service-discovery/template"
+    }
+  }
+  hat: {
+    image: "ghcr.io/podtato-head/podtato-server:v0.3.0"
+    ports: "8080/tcp"
+    env: {
+      "PODTATO_COMPONENT": "hat"
+      "PODTATO_PART_NUMBER": "02"
+    }
+  }
+  leftarm: {
+    image: "ghcr.io/podtato-head/podtato-server:v0.3.0"
+    ports: "8080/tcp"
+    env: {
+      "PODTATO_COMPONENT": "left-arm"
+      "PODTATO_PART_NUMBER": "03"
+    }
+  }
+  rightarm: {
+    image: "ghcr.io/podtato-head/podtato-server:v0.3.0"
+    ports: "8080/tcp"
+    env: {
+      "PODTATO_COMPONENT": "right-arm"
+      "PODTATO_PART_NUMBER": "01"
+    }
+  }
+  leftleg: {
+    image: "ghcr.io/podtato-head/podtato-server:v0.3.0"
+    ports: "8080/tcp"
+    env: {
+      "PODTATO_COMPONENT": "left-leg"
+      "PODTATO_PART_NUMBER": "02"
+    }
+  }
+  rightleg: {
+    image: "ghcr.io/podtato-head/podtato-server:v0.3.0"
+    ports: "8080/tcp"
+    env: {
+      "PODTATO_COMPONENT": "right-leg"
+      "PODTATO_PART_NUMBER": "04"
+    }
+  }
+}
+
+secrets: {
+    "service-discovery": {
+        type: "template"
+        data: {
+            template: """
+            hat: http://hat:8080
+            left-arm: http://leftarm:8080
+            right-arm: http://rightarm:8080
+            left-leg: http://leftleg:8080
+            right-leg: http://rightleg:8080
+            """
+        }
+    }
+}
+
+jobs: {
+    "test-app": {
+        image: "busybox"
+        command: [ "wget", "-q", "--tries=10", "-timeout=5", "-O", "-", "http://frontend:8080" ]
+        dependsOn: [ "frontend", "hat", "leftleg", "rightleg", "leftarm", "rightarm" ]
+    }
+}
+

acorn/kuttl/kuttl-test.yaml

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+apiVersion: kuttl.dev/v1
+kind: TestSuite
+testDirs:
+  - ./test
+timeout: 400
+skipDelete: true
+namespace: podtato-acorn

acorn/kuttl/test/00-assert.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: hat
+  namespace: podtato-acorn
+status:
+  readyReplicas: 1
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: leftleg
+  namespace: podtato-acorn
+status:
+  readyReplicas: 1
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: rightleg
+  namespace: podtato-acorn
+status:
+  readyReplicas: 1
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: leftarm
+  namespace: podtato-acorn
+status:
+  readyReplicas: 1
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: rightarm
+  namespace: podtato-acorn
+status:
+  readyReplicas: 1
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: frontend
+  namespace: podtato-acorn
+status:
+  readyReplicas: 1
+
+---
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: test-app
+  namespace: podtato-acorn
+status:
+  succeeded: 1