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[bitnami/memcached] Add hostAlias (#5267)

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Javier J. Salmerón-García
2021-01-28 09:57:35 +01:00
committed by GitHub
parent 5fbe053a86
commit 4bfeaba727
5 changed files with 73 additions and 57 deletions
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2
bitnami/memcached/Chart.yaml
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@@ -22,4 +22,4 @@ name: memcached
sources:
- https://github.com/bitnami/bitnami-docker-memcached
- http://memcached.org/
version: 5.4.5
version: 5.5.0

111
bitnami/memcached/README.md
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@@ -47,61 +47,62 @@ The command removes all the Kubernetes components associated with the chart and
The following tables lists the configurable parameters of the Memcached chart and their default values.
| Parameter | Description | Default |
|------------------------------------------|--------------------------------------------------------------------------------------------------------|--------------------------------------------------------------|
| `global.imageRegistry` | Global Docker image registry | `nil` |
| `global.imagePullSecrets` | Global Docker registry secret names as an array | `[]` (does not add image pull secrets to deployed pods) |
| `image.registry` | Memcached image registry | `docker.io` |
| `image.repository` | Memcached Image name | `bitnami/memcached` |
| `image.tag` | Memcached Image tag | `{TAG_NAME}` |
| `image.pullPolicy` | Memcached image pull policy | `IfNotPresent` |
| `image.pullSecrets` | Specify docker-registry secret names as an array | `[]` (does not add image pull secrets to deployed pods) |
| `nameOverride` | String to partially override common.names.fullname template with a string | `nil` |
| `fullnameOverride` | String to fully override common.names.fullname template with a string | `nil` |
| `clusterDomain` | Kubernetes cluster domain | `cluster.local` |
| `architecture` | Memcached architecture. Allowed values: standalone or high-availability | `standalone` |
| `replicaCount` | Number of containers | `1` |
| `extraEnv` | Additional env vars to pass | `{}` |
| `arguments` | Arguments to pass | `["/run.sh"]` |
| `memcachedUsername` | Memcached admin user | `nil` |
| `memcachedPassword` | Memcached admin password | `nil` |
| `service.type` | Kubernetes service type for Memcached | `ClusterIP` |
| `service.port` | Memcached service port | `11211` |
| `service.clusterIP` | Specific cluster IP when service type is cluster IP. Use `None` for headless service | `nil` |
| `service.nodePort` | Kubernetes Service nodePort | `nil` |
| `service.loadBalancerIP` | `loadBalancerIP` if service type is `LoadBalancer` | `nil` |
| `service.annotations` | Additional annotations for Memcached service | `{}` |
| `resources.requests` | CPU/Memory resource requests | `{memory: "256Mi", cpu: "250m"}` |
| `resources.limits` | CPU/Memory resource limits | `{}` |
| `persistence.enabled` | Enable persistence using PVC (Requires architecture: "high-availability") | `true` |
| `persistence.storageClass` | PVC Storage Class for Memcached volume | `nil` (uses alpha storage class annotation) |
| `persistence.accessMode` | PVC Access Mode for Memcached volume | `ReadWriteOnce` |
| `persistence.size` | PVC Storage Request for Memcached volume | `8Gi` |
| `securityContext.enabled` | Enable security context | `true` |
| `securityContext.fsGroup` | Group ID for the container | `1001` |
| `securityContext.runAsUser` | User ID for the container | `1001` |
| `securityContext.readOnlyRootFilesystem` | Enable read-only filesystem | `false` |
| `podAnnotations` | Pod annotations | `{}` |
| `podAffinityPreset` | Pod affinity preset. Ignored if `affinity` is set. Allowed values: `soft` or `hard` | `""` |
| `podAntiAffinityPreset` | Pod anti-affinity preset. Ignored if `affinity` is set. Allowed values: `soft` or `hard` | `soft` |
| `nodeAffinityPreset.type` | Node affinity preset type. Ignored if `affinity` is set. Allowed values: `soft` or `hard` | `""` |
| `nodeAffinityPreset.key` | Node label key to match. Ignored if `affinity` is set. | `""` |
| `nodeAffinityPreset.values` | Node label values to match. Ignored if `affinity` is set. | `[]` |
| `affinity` | Affinity for pod assignment | `{}` (evaluated as a template) |
| `nodeSelector` | Node labels for pod assignment | `{}` (evaluated as a template) |
| `tolerations` | Tolerations for pod assignment | `[]` (evaluated as a template) |
| `priorityClassName` | Controller priorityClassName | `nil` |
| `metrics.enabled` | Start a side-car prometheus exporter | `false` |
| `metrics.image.registry` | Memcached exporter image registry | `docker.io` |
| `metrics.image.repository` | Memcached exporter image name | `bitnami/memcached-exporter` |
| `metrics.image.tag` | Memcached exporter image tag | `{TAG_NAME}` |
| `metrics.image.pullPolicy` | Image pull policy | `IfNotPresent` |
| `metrics.image.pullSecrets` | Specify docker-registry secret names as an array | `[]` (does not add image pull secrets to deployed pods) |
| `metrics.podAnnotations` | Additional annotations for Metrics exporter | `{prometheus.io/scrape: "true", prometheus.io/port: "9150"}` |
| `metrics.resources` | Exporter resource requests/limit | `{}` |
| `metrics.service.type` | Kubernetes service type for Prometheus metrics | `ClusterIP` |
| `metrics.service.port` | Prometheus metrics service port | `9150` |
| `metrics.service.annotations` | Prometheus exporter svc annotations | `{prometheus.io/scrape: "true", prometheus.io/port: "9150"}` |
| Parameter | Description | Default |
|------------------------------------------|-------------------------------------------------------------------------------------------|--------------------------------------------------------------|
| `global.imageRegistry` | Global Docker image registry | `nil` |
| `global.imagePullSecrets` | Global Docker registry secret names as an array | `[]` (does not add image pull secrets to deployed pods) |
| `image.registry` | Memcached image registry | `docker.io` |
| `image.repository` | Memcached Image name | `bitnami/memcached` |
| `image.tag` | Memcached Image tag | `{TAG_NAME}` |
| `image.pullPolicy` | Memcached image pull policy | `IfNotPresent` |
| `image.pullSecrets` | Specify docker-registry secret names as an array | `[]` (does not add image pull secrets to deployed pods) |
| `nameOverride` | String to partially override common.names.fullname template with a string | `nil` |
| `fullnameOverride` | String to fully override common.names.fullname template with a string | `nil` |
| `clusterDomain` | Kubernetes cluster domain | `cluster.local` |
| `architecture` | Memcached architecture. Allowed values: standalone or high-availability | `standalone` |
| `replicaCount` | Number of containers | `1` |
| `extraEnv` | Additional env vars to pass | `{}` |
| `arguments` | Arguments to pass | `["/run.sh"]` |
| `hostAliases` | Add deployment host aliases | `[]` |
| `memcachedUsername` | Memcached admin user | `nil` |
| `memcachedPassword` | Memcached admin password | `nil` |
| `service.type` | Kubernetes service type for Memcached | `ClusterIP` |
| `service.port` | Memcached service port | `11211` |
| `service.clusterIP` | Specific cluster IP when service type is cluster IP. Use `None` for headless service | `nil` |
| `service.nodePort` | Kubernetes Service nodePort | `nil` |
| `service.loadBalancerIP` | `loadBalancerIP` if service type is `LoadBalancer` | `nil` |
| `service.annotations` | Additional annotations for Memcached service | `{}` |
| `resources.requests` | CPU/Memory resource requests | `{memory: "256Mi", cpu: "250m"}` |
| `resources.limits` | CPU/Memory resource limits | `{}` |
| `persistence.enabled` | Enable persistence using PVC (Requires architecture: "high-availability") | `true` |
| `persistence.storageClass` | PVC Storage Class for Memcached volume | `nil` (uses alpha storage class annotation) |
| `persistence.accessMode` | PVC Access Mode for Memcached volume | `ReadWriteOnce` |
| `persistence.size` | PVC Storage Request for Memcached volume | `8Gi` |
| `securityContext.enabled` | Enable security context | `true` |
| `securityContext.fsGroup` | Group ID for the container | `1001` |
| `securityContext.runAsUser` | User ID for the container | `1001` |
| `securityContext.readOnlyRootFilesystem` | Enable read-only filesystem | `false` |
| `podAnnotations` | Pod annotations | `{}` |
| `podAffinityPreset` | Pod affinity preset. Ignored if `affinity` is set. Allowed values: `soft` or `hard` | `""` |
| `podAntiAffinityPreset` | Pod anti-affinity preset. Ignored if `affinity` is set. Allowed values: `soft` or `hard` | `soft` |
| `nodeAffinityPreset.type` | Node affinity preset type. Ignored if `affinity` is set. Allowed values: `soft` or `hard` | `""` |
| `nodeAffinityPreset.key` | Node label key to match. Ignored if `affinity` is set. | `""` |
| `nodeAffinityPreset.values` | Node label values to match. Ignored if `affinity` is set. | `[]` |
| `affinity` | Affinity for pod assignment | `{}` (evaluated as a template) |
| `nodeSelector` | Node labels for pod assignment | `{}` (evaluated as a template) |
| `tolerations` | Tolerations for pod assignment | `[]` (evaluated as a template) |
| `priorityClassName` | Controller priorityClassName | `nil` |
| `metrics.enabled` | Start a side-car prometheus exporter | `false` |
| `metrics.image.registry` | Memcached exporter image registry | `docker.io` |
| `metrics.image.repository` | Memcached exporter image name | `bitnami/memcached-exporter` |
| `metrics.image.tag` | Memcached exporter image tag | `{TAG_NAME}` |
| `metrics.image.pullPolicy` | Image pull policy | `IfNotPresent` |
| `metrics.image.pullSecrets` | Specify docker-registry secret names as an array | `[]` (does not add image pull secrets to deployed pods) |
| `metrics.podAnnotations` | Additional annotations for Metrics exporter | `{prometheus.io/scrape: "true", prometheus.io/port: "9150"}` |
| `metrics.resources` | Exporter resource requests/limit | `{}` |
| `metrics.service.type` | Kubernetes service type for Prometheus metrics | `ClusterIP` |
| `metrics.service.port` | Prometheus metrics service port | `9150` |
| `metrics.service.annotations` | Prometheus exporter svc annotations | `{prometheus.io/scrape: "true", prometheus.io/port: "9150"}` |
The above parameters map to the env variables defined in [bitnami/memcached](http://github.com/bitnami/bitnami-docker-memcached). For more information please refer to the [bitnami/memcached](http://github.com/bitnami/bitnami-docker-memcached) image documentation.

3
bitnami/memcached/templates/deployment.yaml
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@@ -22,6 +22,9 @@ spec:
{{- end }}
spec:
{{- include "memcached.imagePullSecrets" . | nindent 6 }}
{{- if .Values.hostAliases }}
hostAliases: {{- include "common.tplvalues.render" (dict "value" .Values.hostAliases "context" $) | nindent 8 }}
{{- end }}
{{- if .Values.affinity }}
affinity: {{- include "common.tplvalues.render" ( dict "value" .Values.affinity "context" $) | nindent 8 }}
{{- else }}

3
bitnami/memcached/templates/statefulset.yaml
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@@ -23,6 +23,9 @@ spec:
{{- end }}
spec:
{{- include "memcached.imagePullSecrets" . | nindent 6 }}
{{- if .Values.hostAliases }}
hostAliases: {{- include "common.tplvalues.render" (dict "value" .Values.hostAliases "context" $) | nindent 8 }}
{{- end }}
{{- if .Values.affinity }}
affinity: {{- include "common.tplvalues.render" ( dict "value" .Values.affinity "context" $) | nindent 8 }}
{{- else }}

11
bitnami/memcached/values.yaml
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@@ -33,6 +33,7 @@ image:
## Extra environment vars to pass.
## ref: https://github.com/bitnami/bitnami-docker-memcached#configuration
##
extraEnv: []
## String to partially override common.names.fullname template (will maintain the release name)
@@ -40,6 +41,7 @@ extraEnv: []
# nameOverride:
## Number of containers to run
##
replicaCount: 1
## String to fully override common.names.fullname template
@@ -53,6 +55,11 @@ clusterDomain: cluster.local
##
architecture: standalone
## Deployment pod host aliases
## https://kubernetes.io/docs/concepts/services-networking/add-entries-to-pod-etc-hosts-with-host-aliases/
##
hostAliases: []
## Memcached admin user
## ref: https://github.com/bitnami/bitnami-docker-memcached#creating-the-memcached-admin-user
##
@@ -133,6 +140,7 @@ podAntiAffinityPreset: soft
nodeAffinityPreset:
## Node affinity type
## Allowed values: soft, hard
##
type: ""
## Node label key to match
## E.g.
@@ -170,6 +178,7 @@ tolerations: []
## Persistence - used for dumping and restoring states between recreations
## Ref: https://github.com/memcached/memcached/wiki/WarmRestart
##
persistence:
enabled: false
## Persistent Volume Storage Class
@@ -193,13 +202,13 @@ persistence:
## Args for running memcached
## Ref: https://github.com/memcached/memcached/wiki/ConfiguringServer
##
arguments:
- /run.sh
# - -m <maxMemoryLimit>
# - -I <maxItemSize>
# - -vv
## Prometheus Exporter / Metrics
##
metrics: