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Add `nodeSelector` to override system deployments by operator (#3789) 

* Add `nodeSelector` to override system deployments by operator

This patch adds docs for https://github.com/knative/operator/pull/658.
It adds `nodeSelector` to override system deployments by operator.

* Fix broken format

* Update docs/admin/install/operator/configuring-serving-cr.md

Co-authored-by: Ashleigh Brennan <abrennan@redhat.com>

* Update docs/admin/install/operator/configuring-serving-cr.md

Co-authored-by: Ashleigh Brennan <abrennan@redhat.com>

* Update docs/admin/install/operator/configuring-serving-cr.md

Co-authored-by: Ashleigh Brennan <abrennan@redhat.com>

* Update docs/admin/install/operator/configuring-serving-cr.md

Co-authored-by: Ashleigh Brennan <abrennan@redhat.com>

Co-authored-by: Ashleigh Brennan <abrennan@redhat.com>
This commit is contained in:
Kenjiro Nakayama 2021-06-15 12:56:20 +09:00 committed by GitHub
parent 41c4d63639
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docs/admin/install/operator/configuring-serving-cr.md
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@ -427,10 +427,12 @@ spec:
## Override system deployments ## Override system deployments
If you would like to override some configurations for a specific deployment, you can override the configuration by using `spec.deployments` in CR. If you would like to override some configurations for a specific deployment, you can override the configuration by using `spec.deployments` in CR.
Currently `replicas`, `labels` and `annotations` are supported. Currently `replicas`, `labels`, `annotations` and `nodeSelector` are supported.
For example, the following KnativeServing resource overrides the `webhook` to have `3` replicass, `mylabel: foo` labels and `myannotataions: bar` annotations, ### Override replicas, labels and annotations
while other system deployments have `2` replicas by `spec.high-availability`.
The following KnativeServing resource overrides the `webhook` deployment to have `3` Replicas, the label `mylabel: foo`, and the annotation `myannotataions: bar`,
while other system deployments have `2` Replicas by using `spec.high-availability`.
``` ```
apiVersion: operator.knative.dev/v1alpha1 apiVersion: operator.knative.dev/v1alpha1
@ -450,4 +452,22 @@ spec:
myannotataions: bar myannotataions: bar
``` ```
**NOTE:** The labels and annotations settings override webhook's labels and annotations in deployment and pod both. !!! note
The KnativeServing resource `label` and `annotation` settings override the webhook's labels and annotations for both Deployments and Pods.
### Override nodeSelector
The following KnativeServing resource overrides the `webhook` deployment to use the `disktype: hdd` nodeSelector:
```
apiVersion: operator.knative.dev/v1alpha1
kind: KnativeServing
metadata:
name: ks
namespace: knative-serving
spec:
deployments:
- name: webhook
nodeSelector:
disktype: hdd
```