chore: refine md form format
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JimMoen
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@ -1,5 +1,5 @@
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# Introduction
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This chart bootstraps an emqx deployment on a Kubernetes cluster using the Helm package manager.
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This chart bootstraps an emqx deployment on a Kubernetes cluster using the Helm package manager.
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# Prerequisites
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+ Kubernetes 1.6+
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@ -8,7 +8,7 @@ This chart bootstraps an emqx deployment on a Kubernetes cluster using the Helm
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# Installing the Chart
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To install the chart with the release name `my-emqx`:
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+ From github
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+ From github
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```
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$ git clone https://github.com/emqx/emqx.git
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$ cd emqx/deploy/charts/emqx
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@ -31,58 +31,58 @@ $ helm del my-emqx
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# Configuration
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The following table lists the configurable parameters of the emqx chart and their default values.
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| Parameter | Description | Default Value |
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| --- | --- | --- |
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| `replicaCount` | It is recommended to have odd number of nodes in a cluster, otherwise the emqx cluster cannot be automatically healed in case of net-split. |3|
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| `image.repository` | EMQX Image name |emqx/emqx|
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| `image.pullPolicy` | The image pull policy |IfNotPresent|
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| `image.pullSecrets ` | The image pull secrets |`[]` (does not add image pull secrets to deployed pods)|
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| `envFromSecret` | The name pull a secret in the same kubernetes namespace which contains values that will be added to the environment | nil |
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| `recreatePods` | Forces the recreation of pods during upgrades, which can be useful to always apply the most recent configuration. | false |
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`podAnnotations ` | Annotations for pod | `{}`
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`podManagementPolicy`| To redeploy a chart with existing PVC(s), the value must be set to Parallel to avoid deadlock | `Parallel`
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| `persistence.enabled` | Enable EMQX persistence using PVC |false|
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| `persistence.storageClass` | Storage class of backing PVC |`nil` (uses alpha storage class annotation)|
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| `persistence.existingClaim` | EMQX data Persistent Volume existing claim name, evaluated as a template |""|
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| `persistence.accessMode` | PVC Access Mode for EMQX volume |ReadWriteOnce|
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| `persistence.size` | PVC Storage Request for EMQX volume |20Mi|
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| `initContainers` | Containers that run before the creation of EMQX containers. They can contain utilities or setup scripts. |`{}`|
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| `resources` | CPU/Memory resource requests/limits |{}|
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| `nodeSelector` | Node labels for pod assignment |`{}`|
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| `tolerations` | Toleration labels for pod assignment |`[]`|
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| `affinity` | Map of node/pod affinities |`{}`|
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| `service.type` | Kubernetes Service type. |ClusterIP|
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| `service.mqtt` | Port for MQTT. |1883|
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| `service.mqttssl` | Port for MQTT(SSL). |8883|
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| `service.mgmt` | Port for mgmt API. |8081|
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| `service.ws` | Port for WebSocket/HTTP. |8083|
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| `service.wss` | Port for WSS/HTTPS. |8084|
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| `service.dashboard` | Port for dashboard. |18083|
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| `service.nodePorts.mqtt` | Kubernetes node port for MQTT. |nil|
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| `service.nodePorts.mqttssl` | Kubernetes node port for MQTT(SSL). |nil|
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| `service.nodePorts.mgmt` | Kubernetes node port for mgmt API. |nil|
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| `service.nodePorts.ws` | Kubernetes node port for WebSocket/HTTP. |nil|
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| `service.nodePorts.wss` | Kubernetes node port for WSS/HTTPS. |nil|
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| `service.nodePorts.dashboard` | Kubernetes node port for dashboard. |nil|
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| `service.loadBalancerIP` | loadBalancerIP for Service | nil |
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| `service.loadBalancerSourceRanges` | Address(es) that are allowed when service is LoadBalancer | [] |
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| `service.externalIPs` | ExternalIPs for the service | [] |
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| `service.annotations` | Service annotations | {}(evaluated as a template)|
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| `ingress.dashboard.enabled` | Enable ingress for EMQX Dashboard | false |
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| `ingress.dashboard.ingressClassName` | Set the ingress class for EMQX Dashboard | |
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| `ingress.dashboard.path` | Ingress path for EMQX Dashboard | / |
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| `ingress.dashboard.pathType` | Ingress pathType for EMQX Dashboard | `ImplementationSpecific`
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| `ingress.dashboard.hosts` | Ingress hosts for EMQX Mgmt API | dashboard.emqx.local |
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| `ingress.dashboard.tls` | Ingress tls for EMQX Mgmt API | [] |
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| `ingress.dashboard.annotations` | Ingress annotations for EMQX Mgmt API | {} |
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| `ingress.mgmt.enabled` | Enable ingress for EMQX Mgmt API | false |
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| `ingress.dashboard.ingressClassName` | Set the ingress class for EMQX Mgmt API | |
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| `ingress.mgmt.path` | Ingress path for EMQX Mgmt API | / |
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| `ingress.mgmt.hosts` | Ingress hosts for EMQX Mgmt API | api.emqx.local |
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| `ingress.mgmt.tls` | Ingress tls for EMQX Mgmt API | [] |
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| `ingress.mgmt.annotations` | Ingress annotations for EMQX Mgmt API | {} |
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| `metrics.enable` | If set to true, [prometheus-operator](https://github.com/prometheus-operator/prometheus-operator) needs to be installed, and emqx_prometheus needs to enable | false |
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| `metrics.type` | Now we only supported "prometheus" | "prometheus" |
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| Parameter | Description | Default Value |
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|--------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------|
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| `replicaCount` | It is recommended to have odd number of nodes in a cluster, otherwise the emqx cluster cannot be automatically healed in case of net-split. | 3 |
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| `image.repository` | EMQX Image name | emqx/emqx |
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| `image.pullPolicy` | The image pull policy | IfNotPresent |
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| `image.pullSecrets ` | The image pull secrets | `[]` (does not add image pull secrets to deployed pods) |
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| `envFromSecret` | The name pull a secret in the same kubernetes namespace which contains values that will be added to the environment | nil |
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| `recreatePods` | Forces the recreation of pods during upgrades, which can be useful to always apply the most recent configuration. | false |
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| `podAnnotations ` | Annotations for pod | `{}` |
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| `podManagementPolicy` | To redeploy a chart with existing PVC(s), the value must be set to Parallel to avoid deadlock | `Parallel` |
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| `persistence.enabled` | Enable EMQX persistence using PVC | false |
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| `persistence.storageClass` | Storage class of backing PVC | `nil` (uses alpha storage class annotation) |
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| `persistence.existingClaim` | EMQX data Persistent Volume existing claim name, evaluated as a template | "" |
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| `persistence.accessMode` | PVC Access Mode for EMQX volume | ReadWriteOnce |
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| `persistence.size` | PVC Storage Request for EMQX volume | 20Mi |
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| `initContainers` | Containers that run before the creation of EMQX containers. They can contain utilities or setup scripts. | `{}` |
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| `resources` | CPU/Memory resource requests/limits | {} |
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| `nodeSelector` | Node labels for pod assignment | `{}` |
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| `tolerations` | Toleration labels for pod assignment | `[]` |
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| `affinity` | Map of node/pod affinities | `{}` |
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| `service.type` | Kubernetes Service type. | ClusterIP |
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| `service.mqtt` | Port for MQTT. | 1883 |
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| `service.mqttssl` | Port for MQTT(SSL). | 8883 |
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| `service.mgmt` | Port for mgmt API. | 8081 |
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| `service.ws` | Port for WebSocket/HTTP. | 8083 |
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| `service.wss` | Port for WSS/HTTPS. | 8084 |
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| `service.dashboard` | Port for dashboard. | 18083 |
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| `service.nodePorts.mqtt` | Kubernetes node port for MQTT. | nil |
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| `service.nodePorts.mqttssl` | Kubernetes node port for MQTT(SSL). | nil |
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| `service.nodePorts.mgmt` | Kubernetes node port for mgmt API. | nil |
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| `service.nodePorts.ws` | Kubernetes node port for WebSocket/HTTP. | nil |
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| `service.nodePorts.wss` | Kubernetes node port for WSS/HTTPS. | nil |
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| `service.nodePorts.dashboard` | Kubernetes node port for dashboard. | nil |
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| `service.loadBalancerIP` | loadBalancerIP for Service | nil |
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| `service.loadBalancerSourceRanges` | Address(es) that are allowed when service is LoadBalancer | [] |
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| `service.externalIPs` | ExternalIPs for the service | [] |
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| `service.annotations` | Service annotations | {}(evaluated as a template) |
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| `ingress.dashboard.enabled` | Enable ingress for EMQX Dashboard | false |
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| `ingress.dashboard.ingressClassName` | Set the ingress class for EMQX Dashboard | |
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| `ingress.dashboard.path` | Ingress path for EMQX Dashboard | / |
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| `ingress.dashboard.pathType` | Ingress pathType for EMQX Dashboard | `ImplementationSpecific` |
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| `ingress.dashboard.hosts` | Ingress hosts for EMQX Mgmt API | dashboard.emqx.local |
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| `ingress.dashboard.tls` | Ingress tls for EMQX Mgmt API | [] |
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| `ingress.dashboard.annotations` | Ingress annotations for EMQX Mgmt API | {} |
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| `ingress.mgmt.enabled` | Enable ingress for EMQX Mgmt API | false |
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| `ingress.dashboard.ingressClassName` | Set the ingress class for EMQX Mgmt API | |
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| `ingress.mgmt.path` | Ingress path for EMQX Mgmt API | / |
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| `ingress.mgmt.hosts` | Ingress hosts for EMQX Mgmt API | api.emqx.local |
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| `ingress.mgmt.tls` | Ingress tls for EMQX Mgmt API | [] |
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| `ingress.mgmt.annotations` | Ingress annotations for EMQX Mgmt API | {} |
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| `metrics.enable` | If set to true, [prometheus-operator](https://github.com/prometheus-operator/prometheus-operator) needs to be installed, and emqx_prometheus needs to enable | false |
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| `metrics.type` | Now we only supported "prometheus" | "prometheus" |
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## EMQX specific settings
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The following table lists the configurable [EMQX](https://www.emqx.io/)-specific parameters of the chart and their default values.
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