Merge pull request #16 from WyriHaximusNet/enforce-each-pod-to-be-on-…

…a-different-node

Enforce each pod to be on a different node

README.md

@@ -7,3 +7,7 @@ Opinionated helm chats for my personal projects, and OSS Projects that either do
 * [`docker-hub-exporter`](https://hub.helm.sh/charts/wyrihaximusnet/docker-hub-exporter)
 * [`redirect`](https://hub.helm.sh/charts/wyrihaximusnet/redirect)
 
+
+## Opinionated decisions shared by all charts
+
+* All have pod anti-affinity to be not be on the same node

charts/docker-hub-exporter/Chart.yaml

@@ -4,7 +4,7 @@ description: Docker Hub exporter
 home: https://github.com/jessestuart/docker-hub-exporter
 icon: https://helm.wyrihaximus.net/images/charts/docker-hub-exporter.png
 type: application
-version: 0.2.4
+version: 0.3.0
 appVersion: d05df48
 maintainers:
   - name: WyriHaximus

charts/docker-hub-exporter/templates/deployment.yaml

@@ -54,3 +54,13 @@ spec:
           args:
             - -listen-address=:9170
             - -organisations={{ .Values.organisations }}
+      affinity:
+        podAntiAffinity:
+          requiredDuringSchedulingIgnoredDuringExecution:
+          - labelSelector:
+              matchExpressions:
+              - key: app
+                operator: In
+                values:
+                - {{ include ".helm.fullname" . }}
+            topologyKey: "kubernetes.io/hostname"

charts/redirect/Chart.yaml

@@ -16,7 +16,7 @@ type: application
 
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
-version: 0.2.0
+version: 0.3.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application.

charts/redirect/ci/single-replica-values.yaml

@@ -0,0 +1 @@
+replicaCount: 1

charts/redirect/templates/deployment.yaml

@@ -66,3 +66,13 @@ spec:
         - name: {{ include ".helm.fullname" . }}-volume
           configMap:
             name: {{ include ".helm.fullname" . }}
+      affinity:
+        podAntiAffinity:
+          requiredDuringSchedulingIgnoredDuringExecution:
+          - labelSelector:
+              matchExpressions:
+              - key: app
+                operator: In
+                values:
+                - {{ include ".helm.fullname" . }}
+            topologyKey: "kubernetes.io/hostname"