Add tolerations to binderhub

Author: manics

helm-chart/binderhub/schema.yaml

@@ -20,6 +20,7 @@ required:
   - resources
   - rbac
   - nodeSelector
+  - tolerations
   - image
   - registry
   - service
@@ -107,6 +108,14 @@ properties:
       documentation](https://kubernetes.io/docs/concepts/scheduling-eviction/assign-pod-node/#nodeselector)
       for more details.
 
+  tolerations: &tolerations-spec
+    type: array
+    description: |
+      Tolerations allow a pod to be scheduled on nodes with taints.
+      See the
+      [Kubernetes docs](https://kubernetes.io/docs/concepts/scheduling-eviction/taint-and-toleration/)
+      for more info.
+
   image: &image-spec
     type: object
     additionalProperties: false

helm-chart/binderhub/templates/deployment.yaml

@@ -41,6 +41,10 @@ spec:
         {{- . | toYaml | nindent 8 }}
       {{- end }}
       nodeSelector: {{ .Values.nodeSelector | toJson }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- . | toYaml | nindent 8 }}
+      {{- end }}
       {{- if .Values.rbac.enabled }}
       serviceAccountName: binderhub
       {{- end }}

helm-chart/binderhub/values.yaml

@@ -14,6 +14,7 @@ rbac:
   enabled: true
 
 nodeSelector: {}
+tolerations: []
 
 image:
   name: jupyterhub/k8s-binderhub