PoC: Application discovery

examples/podtatohead-deployment/app.yaml

@@ -1,24 +1,24 @@
-apiVersion: lifecycle.keptn.sh/v1alpha2
-kind: KeptnApp
-metadata:
-  name: podtato-head
-  namespace: podtato-kubectl
-spec:
-  version: "1.3"
-  revision: "1"
-  workloads:
-    - name: podtato-head-left-arm
-      version: 0.2.7
-    - name: podtato-head-left-leg
-      version: 0.2.7
-    - name: podtato-head-entry
-      version: 0.2.7
-    - name: podtato-head-right-arm
-      version: 0.1.0
-    - name: podtato-head-right-leg
-      version: 0.2.7
-    - name: podtato-head-hat
-      version: 0.1.0
-  postDeploymentTasks:
-    - post-deployment-hello
+#apiVersion: lifecycle.keptn.sh/v1alpha2
+#kind: KeptnApp
+#metadata:
+#  name: podtato-head
+#  namespace: podtato-kubectl
+#spec:
+#  version: "1.3"
+#  revision: "1"
+#  workloads:
+#    - name: podtato-head-left-arm
+#      version: 0.2.7
+#    - name: podtato-head-left-leg
+#      version: 0.2.7
+#    - name: podtato-head-entry
+#      version: 0.2.7
+#    - name: podtato-head-right-arm
+#      version: 0.1.0
+#    - name: podtato-head-right-leg
+#      version: 0.2.7
+#    - name: podtato-head-hat
+#      version: 0.1.0
+#  postDeploymentTasks:
+#    - post-deployment-hello
 

examples/podtatohead-deployment/manifest.yaml

@@ -6,6 +6,19 @@ metadata:
   annotations:
     keptn.sh/lifecycle-toolkit: "enabled"
 ---
+apiVersion: lifecycle.keptn.sh/v1alpha2
+kind: KeptnTaskDefinition
+metadata:
+  name: check-entry-service
+  namespace: podtato-kubectl
+spec:
+  function:
+    httpRef:
+      url: https://raw.githubusercontent.com/keptn/lifecycle-toolkit/main/functions-runtime/samples/ts/http.ts
+    parameters:
+      map:
+        url: http://podtato-head-entry.podtato-kubectl.svc.cluster.local:9000
+---
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -23,6 +36,7 @@ spec:
         component: podtato-head-entry
         keptn.sh/app: podtato-head
         keptn.sh/workload: podtato-head-entry
+        keptn.sh/version: 0.6.0
     spec:
       terminationGracePeriodSeconds: 5
       initContainers:
@@ -38,6 +52,8 @@ spec:
         env:
         - name: PODTATO_PORT
           value: "9000"
+        - name: SOME_ENV
+          value: "hello"
 ---
 apiVersion: v1
 kind: Service
@@ -300,3 +316,53 @@ spec:
       protocol: TCP
       targetPort: 9000
   type: ClusterIP
+---
+#apiVersion: apps/v1
+#kind: Deployment
+#metadata:
+#  name: podtato-head-third-arm
+#  namespace: podtato-kubectl
+#  labels:
+#    app: podtato-head
+#spec:
+#  selector:
+#    matchLabels:
+#      component: podtato-head-third-arm
+#  template:
+#    metadata:
+#      labels:
+#        component: podtato-head-third-arm
+#      annotations:
+#        app.kubernetes.io/part-of: podtato-head
+#        keptn.sh/workload: podtato-head-third-arm
+#        keptn.sh/version: 0.2.0
+#        keptn.sh/pre-deployment-tasks: check-entry-service
+#    spec:
+#      terminationGracePeriodSeconds: 5
+#      containers:
+#        - name: server
+#          image:  ghcr.io/podtato-head/right-arm:0.2.7
+#          imagePullPolicy: Always
+#          ports:
+#            - containerPort: 9000
+#          env:
+#            - name: PODTATO_PORT
+#              value: "9000"
+#---
+#apiVersion: v1
+#kind: Service
+#metadata:
+#  name: podtato-head-third-arm
+#  namespace: podtato-kubectl
+#  labels:
+#    app: podtato-head
+#spec:
+#  selector:
+#    component: podtato-head-third-arm
+#  ports:
+#    - name: http
+#      port: 9005
+#      protocol: TCP
+#      targetPort: 9000
+#  type: ClusterIP
+#

operator/PROJECT

@@ -167,4 +167,13 @@ resources:
   kind: KeptnEvaluation
   path: github.com/keptn/lifecycle-toolkit/operator/api/v1alpha2
   version: v1alpha2
+- api:
+    crdVersion: v1
+    namespaced: true
+  controller: true
+  domain: keptn.sh
+  group: lifecycle
+  kind: KeptnAppCreationRequest
+  path: github.com/keptn/lifecycle-toolkit/operator/api/v1alpha2
+  version: v1alpha2
 version: "3"

operator/api/v1alpha2/keptnappcreationrequest_types.go

@@ -0,0 +1,65 @@
+/*
+Copyright 2022.
+
+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 v1alpha2
+
+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.
+
+// KeptnAppCreationRequestSpec defines the desired state of KeptnAppCreationRequest
+type KeptnAppCreationRequestSpec struct {
+	// INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
+	// Important: Run "make" to regenerate code after modifying this file
+
+	AppName string `json:"appName"`
+	// +kubebuilder:default=30
+	DiscoveryDeadlineSeconds *int64 `json:"discoveryDeadlineSeconds,omitempty"`
+}
+
+// KeptnAppCreationRequestStatus defines the observed state of KeptnAppCreationRequest
+type KeptnAppCreationRequestStatus struct {
+	// INSERT ADDITIONAL STATUS FIELD - define observed state of cluster
+	// Important: Run "make" to regenerate code after modifying this file
+}
+
+//+kubebuilder:object:root=true
+//+kubebuilder:subresource:status
+
+// KeptnAppCreationRequest is the Schema for the keptnappcreationrequests API
+type KeptnAppCreationRequest struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   KeptnAppCreationRequestSpec   `json:"spec,omitempty"`
+	Status KeptnAppCreationRequestStatus `json:"status,omitempty"`
+}
+
+//+kubebuilder:object:root=true
+
+// KeptnAppCreationRequestList contains a list of KeptnAppCreationRequest
+type KeptnAppCreationRequestList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []KeptnAppCreationRequest `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&KeptnAppCreationRequest{}, &KeptnAppCreationRequestList{})
+}

operator/config/crd/bases/lifecycle.keptn.sh_keptnappcreationrequests.yaml

@@ -0,0 +1,57 @@
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.10.0
+  creationTimestamp: null
+  name: keptnappcreationrequests.lifecycle.keptn.sh
+spec:
+  group: lifecycle.keptn.sh
+  names:
+    kind: KeptnAppCreationRequest
+    listKind: KeptnAppCreationRequestList
+    plural: keptnappcreationrequests
+    singular: keptnappcreationrequest
+  scope: Namespaced
+  versions:
+  - name: v1alpha2
+    schema:
+      openAPIV3Schema:
+        description: KeptnAppCreationRequest is the Schema for the keptnappcreationrequests
+          API
+        properties:
+          apiVersion:
+            description: 'APIVersion defines the versioned schema of this representation
+              of an object. Servers should convert recognized schemas to the latest
+              internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
+            type: string
+          kind:
+            description: 'Kind is a string value representing the REST resource this
+              object represents. Servers may infer this from the endpoint the client
+              submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+            type: string
+          metadata:
+            type: object
+          spec:
+            description: KeptnAppCreationRequestSpec defines the desired state of
+              KeptnAppCreationRequest
+            properties:
+              appName:
+                type: string
+              discoveryDeadlineSeconds:
+                default: 30
+                format: int64
+                type: integer
+            required:
+            - appName
+            type: object
+          status:
+            description: KeptnAppCreationRequestStatus defines the observed state
+              of KeptnAppCreationRequest
+            type: object
+        type: object
+    served: true
+    storage: true
+    subresources:
+      status: {}

operator/config/crd/patches/cainjection_in_keptnappcreationrequests.yaml

@@ -0,0 +1,7 @@
+# The following patch adds a directive for certmanager to inject CA into the CRD
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME)
+  name: keptnappcreationrequests.lifecycle.keptn.sh