keda: DNS config consolidation (#773)

Signed-off-by: Jan Wozniak <wozniak.jan@gmail.com>
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Jan Wozniak 2025-08-17 10:49:38 +02:00 committed by GitHub
parent 64bfebae54
commit a25ca18364
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5 changed files with 19 additions and 21 deletions

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@ -84,7 +84,7 @@ their default values.
| `enableServiceLinks` | bool | `true` | Enable service links in pods. Although enabled, mirroring k8s default, it is highly recommended to disable, due to its legacy status [Legacy container links](https://docs.docker.com/engine/network/links/) |
| `env` | list | `[]` | Additional environment variables that will be passed onto all KEDA components |
| `extraObjects` | list | `[]` | Array of extra K8s manifests to deploy |
| `global.dnsConfig` | object | `{}` | Dns configuration for keda pods |
| `global.dnsConfig` | object | `{}` | DNS config for KEDA components |
| `global.image.registry` | string | `nil` | Global image registry of KEDA components |
| `grpcTLSCertsSecret` | string | `""` | Set this if you are using an external scaler and want to communicate over TLS (recommended). This variable holds the name of the secret that will be mounted to the /grpccerts path on the Pod |
| `hashiCorpVaultTLS` | string | `""` | Set this if you are using HashiCorp Vault and want to communicate over TLS (recommended). This variable holds the name of the secret that will be mounted to the /vault path on the Pod |
@ -135,6 +135,7 @@ their default values.
| `logging.operator.timeEncoding` | string | `"rfc3339"` | Logging time encoding for KEDA Operator. allowed values are `epoch`, `millis`, `nano`, `iso8601`, `rfc3339` or `rfc3339nano` |
| `operator.affinity` | object | `{}` | [Affinity] for pod scheduling for KEDA operator. Takes precedence over the `affinity` field |
| `operator.disableCompression` | bool | `true` | Disable response compression for k8s restAPI in client-go. Disabling compression simply means that turns off the process of making data smaller for K8s restAPI in client-go for faster transmission. |
| `operator.dnsConfig` | object | `{}` | DNS config for KEDA operator pod |
| `operator.extraContainers` | list | `[]` | Additional containers to run as part of the operator deployment |
| `operator.extraInitContainers` | list | `[]` | Additional init containers to run as part of the operator deployment |
| `operator.livenessProbe` | object | `{"failureThreshold":3,"initialDelaySeconds":25,"periodSeconds":10,"successThreshold":1,"timeoutSeconds":1}` | Liveness probes for operator ([docs](https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/)) |
@ -172,7 +173,7 @@ their default values.
| `logging.metricServer.stderrthreshold` | string | `"ERROR"` | Logging stderrthreshold for Metrics Server allowed values: 'DEBUG','INFO','WARN','ERROR','ALERT','EMERG' |
| `metricsServer.affinity` | object | `{}` | [Affinity] for pod scheduling for Metrics API Server. Takes precedence over the `affinity` field |
| `metricsServer.disableCompression` | bool | `true` | Disable response compression for k8s restAPI in client-go. Disabling compression simply means that turns off the process of making data smaller for K8s restAPI in client-go for faster transmission. |
| `metricsServer.dnsConfig` | object | `{}` | [DNS config] for KEDA metrics server pod |
| `metricsServer.dnsConfig` | object | `{}` | DNS config for KEDA metrics server pod |
| `metricsServer.dnsPolicy` | string | `"ClusterFirst"` | Defined the DNS policy for the metric server |
| `metricsServer.livenessProbe` | object | `{"failureThreshold":3,"initialDelaySeconds":5,"periodSeconds":10,"successThreshold":1,"timeoutSeconds":1}` | Liveness probes for Metrics API Server ([docs](https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/)) |
| `metricsServer.readinessProbe` | object | `{"failureThreshold":3,"initialDelaySeconds":5,"periodSeconds":3,"successThreshold":1,"timeoutSeconds":1}` | Readiness probes for Metrics API Server ([docs](https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/#define-readiness-probes)) |
@ -316,6 +317,7 @@ their default values.
| `volumes.webhooks.extraVolumeMounts` | list | `[]` | Extra volume mounts for admission webhooks deployment |
| `volumes.webhooks.extraVolumes` | list | `[]` | Extra volumes for admission webhooks deployment |
| `webhooks.affinity` | object | `{}` | [Affinity] for pod scheduling for KEDA admission webhooks. Takes precedence over the `affinity` field |
| `webhooks.dnsConfig` | object | `{}` | DNS config for KEDA admission webhooks pod |
| `webhooks.enabled` | bool | `true` | |
| `webhooks.failurePolicy` | string | `"Ignore"` | [Failure policy](https://kubernetes.io/docs/reference/access-authn-authz/extensible-admission-controllers/#failure-policy) to use with KEDA admission webhooks |
| `webhooks.healthProbePort` | int | `8081` | Port number to use for KEDA admission webhooks health probe |

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@ -243,9 +243,10 @@ spec:
tolerations:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.global.dnsConfig }}
{{- $dnsConfig := .Values.operator.dnsConfig | default .Values.global.dnsConfig }}
{{- if $dnsConfig }}
dnsConfig:
{{- toYaml . | nindent 8 }}
{{- toYaml $dnsConfig | nindent 8 }}
{{- end }}
{{- with .Values.hostAliases }}
hostAliases:

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@ -183,15 +183,12 @@ spec:
{{- if .Values.volumes.metricsApiServer.extraVolumes }}
{{- toYaml .Values.volumes.metricsApiServer.extraVolumes | nindent 6 }}
{{- end }}
{{- with .Values.global.dnsConfig }}
{{- $dnsConfig := .Values.metricsServer.dnsConfig | default .Values.global.dnsConfig }}
{{- if $dnsConfig }}
dnsConfig:
{{- toYaml . | nindent 8 }}
{{- toYaml $dnsConfig | nindent 8 }}
{{- end }}
dnsPolicy: {{ .Values.metricsServer.dnsPolicy }}
{{- if .Values.metricsServer.dnsConfig }}
dnsConfig:
{{- toYaml .Values.metricsServer.dnsConfig | nindent 8 }}
{{- end }}
hostNetwork: {{ .Values.metricsServer.useHostNetwork }}
nodeSelector:
kubernetes.io/os: linux

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@ -175,8 +175,9 @@ spec:
tolerations:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.global.dnsConfig }}
{{- $dnsConfig := .Values.webhooks.dnsConfig | default .Values.global.dnsConfig }}
{{- if $dnsConfig }}
dnsConfig:
{{- toYaml . | nindent 8 }}
{{- toYaml $dnsConfig | nindent 8 }}
{{- end }}
{{- end }}

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@ -6,7 +6,7 @@ global:
image:
# -- Global image registry of KEDA components
registry: null
# -- Dns configuration for keda pods
# -- DNS config for KEDA components
dnsConfig: {}
# nameservers:
# - 1.2.3.4
@ -88,6 +88,8 @@ operator:
# --Disable response compression for k8s restAPI in client-go.
# Disabling compression simply means that turns off the process of making data smaller for K8s restAPI in client-go for faster transmission.
disableCompression: true
# -- DNS config for KEDA operator pod
dnsConfig: {}
# -- [Affinity] for pod scheduling for KEDA operator. Takes precedence over the `affinity` field
affinity: {}
# podAntiAffinity:
@ -146,15 +148,8 @@ metricsServer:
# use ClusterFirstWithHostNet if `useHostNetwork: true` https://kubernetes.io/docs/concepts/services-networking/dns-pod-service/#pod-s-dns-policy
# -- Defined the DNS policy for the metric server
dnsPolicy: ClusterFirst
# -- [DNS config] for KEDA metrics server pod
# -- DNS config for KEDA metrics server pod
dnsConfig: {}
# nameservers:
# - 8.8.8.8
# searches:
# - metrics.example.com
# options:
# - name: ndots
# value: "3"
# -- Enable metric server to use host network
useHostNetwork: false
# -- [Affinity] for pod scheduling for Metrics API Server. Takes precedence over the `affinity` field
@ -190,6 +185,8 @@ webhooks:
port: ""
# -- Port number to use for KEDA admission webhooks health probe
healthProbePort: 8081
# -- DNS config for KEDA admission webhooks pod
dnsConfig: {}
# -- Liveness probes for admission webhooks ([docs](https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/))
livenessProbe:
initialDelaySeconds: 25