ce474aabef
- added nginx configmap - switched to statefulset for es - removed nginx & nfs container builds - switched to postgresql 10.1 (manual update needed)
45 lines
1.2 KiB
Markdown
45 lines
1.2 KiB
Markdown
# Zammad kubernetes example deployment
|
|
|
|
This is a proof of concept of a Kubernetes deployment, which should be considered
|
|
beta and not ready for production.
|
|
|
|
## Prerequisites
|
|
|
|
- Kubernetes 1.8.x Cluster with at least on node, 2 CPUs and 4 GB of RAM
|
|
- Change the ingress to your needs
|
|
|
|
|
|
## Deploy Zammad
|
|
|
|
### Install on Minikube
|
|
|
|
* Install kubectl
|
|
* https://kubernetes.io/docs/tasks/tools/install-kubectl/
|
|
* Install Minkube
|
|
* https://github.com/kubernetes/minikube
|
|
* minikube start --memory=4096 --cpus=2
|
|
* minikube addons enable ingress
|
|
* echo "$(minikube ip) zammad.example.com" | sudo tee -a /etc/hosts
|
|
* kubectl apply -f .
|
|
* minikube dashboard
|
|
* switch to namespace "zammad"
|
|
* open "Overview" and wait until all pods are green
|
|
* access zammad on:
|
|
* http://zammad.example.com
|
|
|
|
|
|
### Install on Google Kubernetes Engine
|
|
* connect to cluster via gcloud command
|
|
* kubectl proxy
|
|
* kubectl apply -f .
|
|
* open dashboard in browser
|
|
* http://127.0.0.1:8001/ui
|
|
|
|
|
|
## If you want to help to improve the Kuberntes deployments here are some todos:
|
|
* create a zammad helm chart
|
|
* document steps to use existing helm charts for elasticsearch, postgresql and so on
|
|
* add cpu & mem limits
|
|
* add rolling upgrade strategy to deployments
|
|
* add RBAC
|