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A Helm chart for Wordpress on Kubernetes
## TL;DR
```bash
$ helm repo add groundhog2k https://groundhog2k.github.io/helm-charts/
$ helm install my-release groundhog2k/wordpress
```
## Introduction
This chart uses the original [Wordpress from Docker](https://hub.docker.com/_/wordpress) to deploy Wordpress in Kubernetes.
It fully supports deployment of arm64v8 and amd64 multi-architecture docker image. Just set the `nodeSelector` value to `kubernetes.io/arch: "arm64"` (default is `"amd64"`)
## Prerequisites
- Kubernetes 1.12+
- Helm 3.x
- PV provisioner support in the underlying infrastructure
## Installing the Chart
To install the chart with the release name `my-release`:
```bash
$ helm install my-release groundhog2k/wordpress
```
## Uninstalling the Chart
To uninstall/delete the `my-release` deployment:
```bash
$ helm uninstall my-release
```
## Requirements
| Repository | Name | Version |
|------------|------|---------|
| @groundhog2k | mariadb | 0.2.0 |
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## Common parameters
| Key | Type | Default | Description |
|-----|------|---------|-------------|
| fullnameOverride | string | `""` | Fully override the deployment name |
| nameOverride | string | `""` | Partially override the deployment name |
## Deployment parameters
| Key | Type | Default | Description |
|-----|------|---------|-------------|
| image.pullPolicy | string | `"IfNotPresent"` | Image pull policy |
| image.repository | string | `"wordpress"` | Image name |
| image.tag | string | `""` | Image tag |
| imagePullSecrets | list | `[]` | Image pull secrets |
| livenessProbe | object | `see values.yaml` | Liveness probe configuration |
| readinessProbe | object | `see values.yaml` | Readiness probe configuration |
| resources | object | `{}` | Resource limits and requests |
| nodeSelector."kubernetes.io/arch" | string | `"amd64"` | Deployment node selector |
| podAnnotations | object | `{}` | Additional pod annotations |
| podSecurityContext | object | `see values.yaml` | Pod security context |
| securityContext | object | `see values.yaml` | Container security context |
| env | list | `[]` | Additional container environmment variables |
| serviceAccount.create | bool | `false` | Enable service account creation |
| serviceAccount.name | string | `""` | Optional name of the service account |
| serviceAccount.annotations | object | `{}` | Additional service account annotations |
| affinity | object | `{}` | Affinity for pod assignment |
| tolerations | list | `[]` | Tolerations for pod assignment |
| containerPort | int | `8000` | Internal http container port |
| replicaCount | int | `1` | Number of replicas |
## Service paramters
| Key | Type | Default | Description |
|-----|------|---------|-------------|
| service.port | int | `80` | Commento HTTP service port |
| service.type | string | `"ClusterIP"` | Service type |
## Ingress parameters
| Key | Type | Default | Description |
|-----|------|---------|-------------|
| ingress.enabled | bool | `false` | Enable ingress for Wordpress service |
| ingress.annotations | string | `nil` | Additional annotations for ingress |
| ingress.hosts[0].host | string | `""` | Hostname for the ingress endpoint |
| ingress.tls | list | `[]` | Ingress TLS parameters |
| ingress.maxBodySize | string | `"64m"` | Maximum body size for post requests |
## Database settings
| Key | Type | Default | Description |
|-----|------|---------|-------------|
| externalDatabase.host | string | `nil` | External database host |
| externalDatabase.name | string | `"wordpress"` | External database name |
| externalDatabase.user | string | `nil` | External database user name |
| externalDatabase.password | string | `nil` | External database user password |
| mariadb.enabled | bool | `false` | Enable MariaDB deployment (will disable external database settings) |
| mariadb.settings.rootPassword | string | `nil` | MariaDB root user password |
| mariadb.storage | string | `nil` | MariaDB storage settings |
| mariadb.userDatabase.name | string | `nil` | MariaDB wordpress database name |
| mariadb.userDatabase.password | string | `nil` | MariaDB wordpress database user |
| mariadb.userDatabase.user | string | `nil` | MariaDB wordpress database user password |
## Wordpress parameters
| Key | Type | Default | Description |
|-----|------|---------|-------------|
| apacheDefaultSiteConfig | string | `""` | Overwrite default apache 000-default.conf |
| apachePortsConfig | string | `""` | Overwrite default apache ports.conf |
| customPhpConfig | string | `""` | Additional PHP custom.ini |
| settings.tablePrefix | string | `nil` | Database table name prefix |
| settings.maxFileUploadSize | string | `64M` | Maximum file upload size |
| settings.memoryLimit | string | `128M` | PHP memory limit |
## Storage parameters
| Key | Type | Default | Description |
|-----|------|---------|-------------|
| storage.accessModes[0] | string | `"ReadWriteOnce"` | Storage access mode |
| storage.persistentVolumeClaimName | string | `""` | PVC name when existing storage volume should be used |
| storage.requestedSize | string | `""` | Size for new PVC, when no existing PVC is used |
| storage.className | string | `""` | Storage class name |