Add affinity and topologySpreadConstraints support to helm chart (#271)

Signed-off-by: Erwan Vallienne <[email protected]>

Author: erwanval

deploy/charts/version-checker/README.md

@@ -21,6 +21,7 @@ A Helm chart for version-checker
 | acr.username | string | `nil` | Username to authenticate with azure container registry |
 | additionalAnnotations | object | `{}` | Additional Annotations to apply to Service and Deployment/Pod Objects |
 | additionalLabels | object | `{}` | Additional Labels to apply to Service and Deployment/Pod Objects |
+| affinity | object | `{}` | Set affinity |
 | docker.password | string | `nil` | Password to authenticate with docker registry |
 | docker.token | string | `nil` | Token to authenticate with docker registry. Cannot be used with `docker.username` / `docker.password`. |
 | docker.username | string | `nil` | Username to authenticate with docker registry |
@@ -69,10 +70,11 @@ A Helm chart for version-checker
 | serviceMonitor.additionalLabels | object | `{}` | Additional labels to add to the ServiceMonitor |
 | serviceMonitor.enabled | bool | `false` | Disable/Enable ServiceMonitor Object |
 | tolerations | list | `[]` | Configure tolerations |
+| topologySpreadConstraints | list | `[]` | Set topologySpreadConstraints |
 | versionChecker.imageCacheTimeout | string | `"30m"` | How long to hold on to image tags and their versions |
 | versionChecker.logLevel | string | `"info"` | Configure version-checkers logging, valid options are: debug, info, warn, error, fatal, panic |
 | versionChecker.metricsServingAddress | string | `"0.0.0.0:8080"` | Port/interface to which version-checker should bind too |
 | versionChecker.testAllContainers | bool | `true` | Enable/Disable the requirement for an enable.version-checker.io annotation on pods. |
 
 ----------------------------------------------
-Autogenerated from chart metadata using [helm-docs v1.11.0](https://github.com/norwoodj/helm-docs/releases/v1.11.0)
+Autogenerated from chart metadata using [helm-docs v1.14.2](https://github.com/norwoodj/helm-docs/releases/v1.14.2)

deploy/charts/version-checker/templates/deployment.yaml

@@ -211,3 +211,11 @@ spec:
           secret:
             secretName: {{ include "version-checker.name" . }}
         {{ end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.topologySpreadConstraints }}
+      topologySpreadConstraints:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}

deploy/charts/version-checker/values.yaml

@@ -146,6 +146,28 @@ securityContext:
 # -- Set pod-level security context
 podSecurityContext: {}
 
+# -- Set affinity
+affinity: {}
+  # podAntiAffinity:
+  #   requiredDuringSchedulingIgnoredDuringExecution:
+  #   - labelSelector:
+  #       matchLabels:
+  #         app.kubernetes.io/name: version-checker
+  #         app.kubernetes.io/instance: release-name
+  #     topologyKey: kubernetes.io/hostname
+
+
+# -- Set topologySpreadConstraints
+topologySpreadConstraints: []
+  # - labelSelector:
+  #     matchLabels:
+  #       app.kubernetes.io/name: version-checker
+  #       app.kubernetes.io/instance: release-name
+  #   maxSkew: 1
+  #   topologyKey: topology.kubernetes.io/zone
+  #   whenUnsatisfiable: ScheduleAnyway
+
+
 # Configure the readiness probe for version-checker
 readinessProbe:
   # -- Enable/Disable the setting of a readinessProbe