Add configurable nodeselector for cainjector and webhook

Signed-off-by: Michael Tsang <michael.tsang@jetstack.io>

deploy/charts/cert-manager/README.md

@@ -125,6 +125,7 @@ definition | `default` |
 | `webhook.podAnnotations` | Annotations to add to the webhook pods | `{}` |
 | `webhook.extraArgs` | Optional flags for cert-manager webhook component | `[]` |
 | `webhook.resources` | CPU/memory resource requests/limits for the webhook pods | |
+| `webhook.nodeSelector` | Node labels for webhook pod assignment | `{}` |
 | `webhook.image.repository` | Webhook image repository | `quay.io/jetstack/cert-manager-webhook` |
 | `webhook.image.tag` | Webhook image tag | `v0.8.1` |
 | `webhook.image.pullPolicy` | Webhook image pull policy | `IfNotPresent` |
@@ -134,6 +135,7 @@ definition | `default` |
 | `cainjector.podAnnotations` | Annotations to add to the cainjector pods | `{}` |
 | `cainjector.extraArgs` | Optional flags for cert-manager cainjector component | `[]` |
 | `cainjector.resources` | CPU/memory resource requests/limits for the cainjector pods | |
+| `cainjector.nodeSelector` | Node labels for cainjector pod assignment | `{}` |
 | `cainjector.image.repository` | cainjector image repository | `quay.io/jetstack/cert-manager-cainjector` |
 | `cainjector.image.tag` | cainjector image tag | `v0.8.1` |
 | `cainjector.image.pullPolicy` | cainjector image pull policy | `IfNotPresent` |

deploy/charts/cert-manager/cainjector/values.yaml

@@ -32,6 +32,8 @@ resources: {}
   #   cpu: 10m
   #   memory: 32Mi
 
+nodeSelector: {}
+
 image:
   repository: quay.io/jetstack/cert-manager-cainjector
   # Override the image tag to deploy by setting this variable.

deploy/charts/cert-manager/webhook/values.yaml

@@ -28,6 +28,8 @@ resources: {}
   #   cpu: 10m
   #   memory: 32Mi
 
+nodeSelector: {}
+
 image:
   repository: quay.io/jetstack/cert-manager-webhook
   # Override the image tag to deploy by setting this variable.