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feature(default_backend): topologySpreadConstraints on default backend (#11197)

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feature(default_backend): topologySpread support

feature(default_backend): topologySpread support

feature(default_backend): helm-docs

feature(default_backend): helm-docs

feature(default_backend): helm-docs

feature(default_backend): helm-docs

feature(default_backend): nit

feature(default_backend): nit

feature(default_backend): nit
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Matheus Fidelis 2024-04-05 08:54:48 -03:00 committed by GitHub
parent 7decd01468
commit e9509e27aa
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1
charts/ingress-nginx/README.md
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@ -534,6 +534,7 @@ As of version `1.26.0` of this chart, by simply not providing any clusterIP valu
| defaultBackend.serviceAccount.create | bool | `true` | |
| defaultBackend.serviceAccount.name | string | `""` | |
| defaultBackend.tolerations | list | `[]` | Node tolerations for server scheduling to nodes with taints # Ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/ # |
| defaultBackend.topologySpreadConstraints | list | `[]` | Topology spread constraints rely on node labels to identify the topology domain(s) that each Node is in. Ref.: https://kubernetes.io/docs/concepts/workloads/pods/pod-topology-spread-constraints/ |
| defaultBackend.updateStrategy | object | `{}` | The update strategy to apply to the Deployment or DaemonSet # |
| dhParam | string | `""` | A base64-encoded Diffie-Hellman parameter. This can be generated with: `openssl dhparam 4096 2> /dev/null | base64` # Ref: https://github.com/kubernetes/ingress-nginx/tree/main/docs/examples/customization/ssl-dh-param |
| imagePullSecrets | list | `[]` | Optional array of imagePullSecrets containing private registry credentials # Ref: https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/ |

3
charts/ingress-nginx/templates/default-backend-deployment.yaml
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@ -109,6 +109,9 @@ spec:
{{- if .Values.defaultBackend.affinity }}
affinity: {{ toYaml .Values.defaultBackend.affinity | nindent 8 }}
{{- end }}
{{- if .Values.defaultBackend.topologySpreadConstraints }}
topologySpreadConstraints: {{ tpl (toYaml .Values.defaultBackend.topologySpreadConstraints) $ | nindent 8 }}
{{- end }}
terminationGracePeriodSeconds: 60
{{- if .Values.defaultBackend.extraVolumes }}
volumes: {{ toYaml .Values.defaultBackend.extraVolumes | nindent 8 }}

19
charts/ingress-nginx/values.yaml
View file

@ -998,6 +998,25 @@ defaultBackend:
# effect: "NoSchedule|PreferNoSchedule|NoExecute(1.6 only)"
affinity: {}
# -- Topology spread constraints rely on node labels to identify the topology domain(s) that each Node is in.
# Ref.: https://kubernetes.io/docs/concepts/workloads/pods/pod-topology-spread-constraints/
topologySpreadConstraints: []
# - labelSelector:
# matchLabels:
# app.kubernetes.io/name: '{{ include "ingress-nginx.name" . }}'
# app.kubernetes.io/instance: '{{ .Release.Name }}'
# app.kubernetes.io/component: default-backend
# topologyKey: topology.kubernetes.io/zone
# maxSkew: 1
# whenUnsatisfiable: ScheduleAnyway
# - labelSelector:
# matchLabels:
# app.kubernetes.io/name: '{{ include "ingress-nginx.name" . }}'
# app.kubernetes.io/instance: '{{ .Release.Name }}'
# app.kubernetes.io/component: default-backend
# topologyKey: kubernetes.io/hostname
# maxSkew: 1
# whenUnsatisfiable: ScheduleAnyway
# -- Security context for default backend pods
podSecurityContext: {}
# -- Security context for default backend containers