BigData Helm charts
Curated Big Data charts for Kubernetes.
Install chart from helm repository
charts in `charts/`` folder are packaged and available at Gradiant's helm repo:
https://gradiant.github.io/bigdata-charts/
You can add the helm repo to your Helm CLI:
helm repo add bigdata-gradiant https://gradiant.github.io/bigdata-charts/
Then you have a collection of charts available to install. For example, to install hdfs:
helm install --name hdfs bigdata-gradiant/hdfs
Install chart from release
install using the URL of the release. For example, to install hdfs v0.1.0 chart:
helm install --name hdfs https://github.com/Gradiant/bigdata-charts/releases/download/hdfs-0.1.0/hdfs-0.1.0.tgz
Development
- clone repo
- adjust given chart
- bump chart version if required
- run tests
- create pull request with issue id, attach test results if possible
Requirements
- linting requires docker
- running install or lint-and-install requires access to the kubernetes cluster - can be minikube, kubernetes-in-docker, or real cluster
tee
console tool to output to the console and file in the same time
Linting and testing full deployment
Test specific chart, lint and install, send console logs also to the log file reports/hdfs.log
:
scripts/ct.sh lint-and-install \
--charts charts/hdfs/ \
--chart-repos incubator=https://kubernetes-charts-incubator.storage.googleapis.com/,gradiant=https://gradiant.github.io/bigdata-charts \
| tee reports/hdfs.log
More advanced
- Output to a
reports/hdfs.log
, - Create
charts/chart-name/ci/gke-values.yaml
with your custom values, example below:
---
persistence:
nameNode:
enabled: true
storageClass: standard-ssd
accessMode: ReadWriteOnce
size: 50Gi
dataNode:
enabled: true
storageClass: standard-hdd
accessMode: ReadWriteOnce
size: 200Gi
- You can provide multiple files in
ci/
folder - for eachci/*-values.yaml
there will be separate deployment - Execute full test with linting, installing, upgrading:
scripts/ct.sh lint-and-install \
--check-version-increment \
--upgrade \
--charts charts/hdfs/ \
--chart-repos incubator=https://kubernetes-charts-incubator.storage.googleapis.com/,gradiant=https://gradiant.github.io/bigdata-charts \
| tee reports/hdfs.log
- See
reports/
file for generated console output. - Ensure to remove any secret data when uploading logs.