use kustomize for managing yamls

Author: Suraj Banakar

k8s/configmap.yaml

@@ -2,6 +2,7 @@ kind: ConfigMap
 apiVersion: v1
 metadata:
   name: pema-settings
+  namespace: pema
 data:
   # Your config goes here
   settings: |
@@ -25,3 +26,4 @@ data:
           - if: Cluster.Name matches  ".*-staging"
             then: "staging"
 
+---

k8s/deployment.yaml

@@ -4,6 +4,7 @@ metadata:
   name: pema
   labels:
     app: pema
+  namespace: pema
 spec:
   replicas: 1
   selector:
@@ -58,4 +59,5 @@ spec:
             name: pema-settings
             items:
               - key: settings
-                path: settings
+                path: settings
+---

k8s/kustomization.yaml

@@ -0,0 +1,12 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: pema
+metadata:
+  name: pema
+
+resources:
+- deployment.yaml
+- configmap.yaml
+- service.yaml
+- secret.yaml
+- namespace.yaml

k8s/namespace.yaml

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

k8s/secret.yaml

@@ -1,13 +1,14 @@
-# apiVersion: v1
-# kind: Secret
-# metadata:
-#   name: pema-mongodb-atlas-keys
-# type: Opaque
-# data:
-#   # Example:
-#   # password: {{ .Values.password | b64enc }}
-#   # TODO: Base64 is not secure.
-#   # Use something else here
-#   # Note: Don't change the name of the keys
-#   publicKey: 
-#   privateKey: 
+apiVersion: v1
+kind: Secret
+metadata:
+  name: pema-mongodb-atlas-keys
+  namespace: pema
+type: Opaque
+data:
+  # Example:
+  # password: {{ .Values.password | b64enc }}
+  # TODO: Base64 is not secure.
+  # Use something else here
+  # Note: Don't change the name of the keys
+  publicKey: ""
+  privateKey: ""

k8s/service.yaml

@@ -2,10 +2,12 @@ apiVersion: v1
 kind: Service
 metadata:
   name: pema
+  namespace: pema
 spec:
   selector:
     app: pema
   ports:
     - protocol: TCP
       port: 5000
-      targetPort: 5000
+      targetPort: 5000
+---