Grafana

Author: dumindu

README.md

@@ -148,7 +148,9 @@ app-1  | {"level":"info","request_id":"d5mqjmhqvtmc73foh3dg","received_time":"20
 └── pkg (middleware, logger, validator, ctxutil, paramsutil, errors)
 ```
 
-ArgoCD and `kustomization` based cloud native IaC & GitOps setup.
+## 🏗️ ArgoCD and Kustomize
+
+ArgoCD and `Kustomize` based cloud native IaC & GitOps setup.
 
 > 💡 Consider moving to a Hub-and-Spoke architecture for Argo CD, combined with a separate repository strategy.
 
@@ -170,11 +172,25 @@ ArgoCD and `kustomization` based cloud native IaC & GitOps setup.
     │
     ├── components
     │   └── myapp-db
-    └── services
-        ├── base
-        │   └── myapp
-        └── overlays
-            ├── dev
-            ├── prod
-            └── stage
+    ├── services
+    │   ├── base
+    │   │   └── myapp
+    │   └── overlays
+    │       ├── dev
+    │       ├── prod
+    │       └── stage
+    │
+    └── gateways
 ```
+
+> 💡 Sample Kind Dev Cluster
+> kind create cluster --name dev
+> kubectl apply -k k8s/bootstrap/argocd
+> kubectl apply -k k8s/bootstrap/argocd-config
+> kubectl apply -k k8s/platform/istio-ambient
+> kubectl apply -k k8s/platform/gateway-api
+> kubectl apply -k k8s/gateways
+> kubectl port-forward svc/shared-gateway-dev-istio -n istio-ingress 8081:8081 # 💡 Shared Dev Gateway
+> curl -X GET 'localhost:8081/myapp/v1/books' --header 'Accept: application/json'
+> 
+> kubectl port-forward svc/argocd-server -n argocd 8080:443 # 💡 ArgoCD Dashboard(admin/password)

k8s/bootstrap/argocd-config/applications/myapp-apps.yaml

@@ -14,7 +14,7 @@ spec:
             server: https://kubernetes.default.svc
   template:
     metadata:
-      name: '{{env}}-myapp'
+      name: 'myapp-{{env}}'
       annotations:
         argocd.argoproj.io/sync-wave: '5'
     spec:
@@ -25,7 +25,7 @@ spec:
         path: 'k8s/services/overlays/{{env}}/myapp'
       destination:
         name: '{{cluster}}'
-        namespace: '{{env}}-myapp'
+        namespace: 'myapp-{{env}}'
       syncPolicy:
         automated:
           prune: true

k8s/bootstrap/argocd-config/applications/platform-apps.yaml

@@ -27,9 +27,6 @@ spec:
         repoURL: https://github.com/learning-cloud-native-go/myapp.git
         targetRevision: HEAD
         path: '{{path}}'
-        kustomize:
-          commonLabels:
-            managed-by: argocd-appset
       destination:
         name: '{{cluster}}'
         namespace: '{{targetNamespace}}'

k8s/bootstrap/argocd-config/applications/platform-cloudnative-pg.yaml

@@ -19,9 +19,6 @@ spec:
         repoURL: https://github.com/learning-cloud-native-go/myapp.git
         targetRevision: HEAD
         path: k8s/platform/cloudnative-pg
-        kustomize:
-          commonLabels:
-            managed-by: argocd-platform
       destination:
         name: '{{cluster}}'
         namespace: cnpg-system

k8s/bootstrap/argocd-config/projects/myapp.yaml

@@ -11,7 +11,7 @@ spec:
     - https://github.com/learning-cloud-native-go/myapp.git
   destinations:
     - name: hub-sg-01
-      namespace: '*-myapp'
+      namespace: 'myapp-*'
 
   clusterResourceWhitelist:
     - group: ''

k8s/components/myapp-db/cluster.yaml

@@ -3,6 +3,10 @@ kind: Cluster
 
 metadata:
   name: myapp-db
+  labels:
+    app.kubernetes.io/name: myapp
+    app.kubernetes.io/component: database
+    app.kubernetes.io/managed-by: cloudnative-pg
 
 spec:
   instances: 3

k8s/components/myapp-db/pooler.yaml

@@ -3,6 +3,9 @@ kind: Pooler
 
 metadata:
   name: myapp-db-pooler
+  labels:
+    app.kubernetes.io/name: myapp
+    app.kubernetes.io/component: database-pooler
 
 spec:
   cluster:

k8s/components/myapp-db/scheduled-backup.yaml

@@ -2,7 +2,10 @@ apiVersion: postgresql.cnpg.io/v1
 kind: ScheduledBackup
 
 metadata:
-  name: myapp-daily-backup
+  name: myapp-db-daily-backup
+  labels:
+    app.kubernetes.io/name: myapp
+    app.kubernetes.io/component: backup
 
 spec:
   schedule: '0 0 0 * * *'  # Every day at midnight

k8s/gateways/kustomization.yaml

@@ -0,0 +1,10 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+namespace: istio-ingress
+
+resources:
+  - namespace.yaml
+  - shared-gateway-dev.yaml
+  - shared-gateway-stage.yaml
+  - shared-gateway-prod.yaml

k8s/gateways/namespace.yaml

@@ -0,0 +1,5 @@
+apiVersion: v1
+kind: Namespace
+
+metadata:
+  name: istio-ingress