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stable/phpbb/README.md

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phpBB

phpBB is an Internet forum package written in the PHP scripting language. The name "phpBB" is an abbreviation of PHP Bulletin Board.

This Helm chart is deprecated

Given the stable deprecation timeline, the Bitnami maintained phpBB Helm chart is now located at bitnami/charts.

The Bitnami repository is already included in the Hubs and we will continue providing the same cadence of updates, support, etc that we've been keeping here these years. Installation instructions are very similar, just adding the bitnami repo and using it during the installation (bitnami/<chart> instead of stable/<chart>)

bash
$ helm repo add bitnami https://charts.bitnami.com/bitnami
$ helm install my-release bitnami/<chart>           # Helm 3
$ helm install --name my-release bitnami/<chart>    # Helm 2

To update an exisiting stable deployment with a chart hosted in the bitnami repository you can execute

bash
$ helm repo add bitnami https://charts.bitnami.com/bitnami
$ helm upgrade my-release bitnami/<chart>

Issues and PRs related to the chart itself will be redirected to bitnami/charts GitHub repository. In the same way, we'll be happy to answer questions related to this migration process in this issue created as a common place for discussion.

TL;DR;

console
$ helm install my-release stable/phpbb

Introduction

This chart bootstraps a phpBB deployment on a Kubernetes cluster using the Helm package manager.

It also packages the Bitnami MariaDB chart which is required for bootstrapping a MariaDB deployment for the database requirements of the phpBB application.

Bitnami charts can be used with Kubeapps for deployment and management of Helm Charts in clusters. This chart has been tested to work with NGINX Ingress, cert-manager, fluentd and Prometheus on top of the BKPR.

Prerequisites

  • Kubernetes 1.4+ with Beta APIs enabled
  • PV provisioner support in the underlying infrastructure

Installing the Chart

To install the chart with the release name my-release:

console
$ helm install my-release stable/phpbb

The command deploys phpBB on the Kubernetes cluster in the default configuration. The Parameters section lists the parameters that can be configured during installation.

Tip: List all releases using helm list

Uninstalling the Chart

To uninstall/delete the my-release deployment:

console
$ helm delete my-release

The command removes all the Kubernetes components associated with the chart and deletes the release.

Parameters

The following table lists the configurable parameters of the phpBB chart and their default values.

ParameterDescriptionDefault
global.imageRegistryGlobal Docker image registrynil
global.imagePullSecretsGlobal Docker registry secret names as an array[] (does not add image pull secrets to deployed pods)
global.storageClassGlobal storage class for dynamic provisioningnil
image.registryphpBB image registrydocker.io
image.repositoryphpBB image namebitnami/phpbb
image.tagphpBB image tag{TAG_NAME}
image.pullPolicyImage pull policyIfNotPresent
image.pullSecretsSpecify docker-registry secret names as an array[] (does not add image pull secrets to deployed pods)
nameOverrideString to partially override phpbb.fullname template with a string (will prepend the release name)nil
fullnameOverrideString to fully override phpbb.fullname template with a stringnil
phpbbUserUser of the applicationuser
phpbbPasswordApplication passwordrandom 10 character long alphanumeric string
phpbbEmailAdmin email[email protected]
allowEmptyPasswordAllow DB blank passwordsyes
smtpHostSMTP hostnil
smtpPortSMTP portnil
smtpUserSMTP usernil
smtpPasswordSMTP passwordnil
externalDatabase.hostHost of the external databasenil
externalDatabase.userExisting username in the external dbbn_phpbb
externalDatabase.passwordPassword for the above usernamenil
externalDatabase.databaseName of the existing databasebitnami_phpbb
ingress.enabledEnable ingress controller resourcefalse
ingress.annotationsIngress annotations[]
ingress.certManagerAdd annotations for cert-managerfalse
ingress.hosts[0].nameHostname to your phpbb installationphpbb.local
ingress.hosts[0].pathPath within the url structure/
ingress.hosts[0].tlsUtilize TLS backend in ingressfalse
ingress.hosts[0].tlsHostsArray of TLS hosts for ingress record (defaults to ingress.hosts[0].name if nil)nil
ingress.hosts[0].tlsSecretTLS Secret (certificates)phpbb.local-tls-secret
ingress.secrets[0].nameTLS Secret Namenil
ingress.secrets[0].certificateTLS Secret Certificatenil
ingress.secrets[0].keyTLS Secret Keynil
mariadb.enabledUse or not the MariaDB charttrue
mariadb.rootUser.passwordMariaDB admin passwordnil
mariadb.db.nameDatabase name to createbitnami_phpbb
mariadb.db.userDatabase user to createbn_phpbb
mariadb.db.passwordPassword for the databaserandom 10 character long alphanumeric string
service.typeKubernetes Service typeLoadBalancer
service.portService HTTP port (Dashboard)80
nodePorts.httpKubernetes http node port""
nodePorts.httpsKubernetes https node port""
service.externalTrafficPolicyEnable client source IP preservationCluster
service.nodePorts.httpKubernetes http node port""
service.nodePorts.httpsKubernetes https node port""
service.loadBalancerIPLoadBalancer service IP""
persistence.enabledEnable persistence using PVCtrue
persistence.phpbb.storageClassPVC Storage Class for phpBB volumenil (uses alpha storage class annotation)
persistence.phpbb.accessModePVC Access Mode for phpBB volumeReadWriteOnce
persistence.phpbb.sizePVC Storage Request for phpBB volume8Gi
resourcesCPU/Memory resource requests/limitsMemory: 512Mi, CPU: 300m
podAnnotationsPod annotations{}
affinityMap of node/pod affinities{}
metrics.enabledStart a side-car prometheus exporterfalse
metrics.image.registryApache exporter image registrydocker.io
metrics.image.repositoryApache exporter image namebitnami/apache-exporter
metrics.image.tagApache exporter image tag{TAG_NAME}
metrics.image.pullPolicyImage pull policyIfNotPresent
metrics.image.pullSecretsSpecify docker-registry secret names as an array[] (does not add image pull secrets to deployed pods)
metrics.podAnnotationsAdditional annotations for Metrics exporter pod{prometheus.io/scrape: "true", prometheus.io/port: "9117"}
metrics.resourcesExporter resource requests/limit{}

The above parameters map to the env variables defined in bitnami/phpbb. For more information please refer to the bitnami/phpbb image documentation.

Specify each parameter using the --set key=value[,key=value] argument to helm install. For example,

console
$ helm install my-release \
  --set phpbbUser=admin,phpbbPassword=password,mariadb.mariadbRootPassword=secretpassword \
    stable/phpbb

The above command sets the phpBB administrator account username and password to admin and password respectively. Additionally, it sets the MariaDB root user password to secretpassword.

Alternatively, a YAML file that specifies the values for the above parameters can be provided while installing the chart. For example,

console
$ helm install my-release -f values.yaml stable/phpbb

Tip: You can use the default values.yaml

Configuration and installation details

Rolling VS Immutable tags

It is strongly recommended to use immutable tags in a production environment. This ensures your deployment does not change automatically if the same tag is updated with a different image.

Bitnami will release a new chart updating its containers if a new version of the main container, significant changes, or critical vulnerabilities exist.

Persistence

The Bitnami phpBB image stores the phpBB data and configurations at the /bitnami/phpbb path of the container.

Persistent Volume Claims are used to keep the data across deployments. This is known to work in GCE, AWS, and minikube. See the Parameters section to configure the PVC or to disable persistence.

Upgrading

7.0.0

Helm performs a lookup for the object based on its group (apps), version (v1), and kind (Deployment). Also known as its GroupVersionKind, or GVK. Changing the GVK is considered a compatibility breaker from Kubernetes' point of view, so you cannot "upgrade" those objects to the new GVK in-place. Earlier versions of Helm 3 did not perform the lookup correctly which has since been fixed to match the spec.

In https://github.com/helm/charts/pull/17307 the apiVersion of the deployment resources was updated to apps/v1 in tune with the api's deprecated, resulting in compatibility breakage.

This major version signifies this change.

To 3.0.0

Backwards compatibility is not guaranteed unless you modify the labels used on the chart's deployments. Use the workaround below to upgrade from versions previous to 3.0.0. The following example assumes that the release name is phpbb:

console
$ kubectl patch deployment phpbb-phpbb --type=json -p='[{"op": "remove", "path": "/spec/selector/matchLabels/chart"}]'
$ kubectl delete statefulset phpbb-mariadb --cascade=false