Kubernetes : Install Helm2020/08/21 |
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Install Helm which helps to manage Kubernetes applications.
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| [1] | Install Helm. |
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root@dlp:~#
curl -O https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
root@dlp:~#
root@dlp:~# bash ./get-helm-3 Downloading https://get.helm.sh/helm-v3.3.0-linux-amd64.tar.gz Preparing to install helm into /usr/local/bin helm installed into /usr/local/bin/helm helm version version.BuildInfo{Version:"v3.3.0", GitCommit:"8a4aeec08d67a7b84472007529e8097ec3742105", GitTreeState:"dirty", GoVersion:"go1.14.7"} |
| [2] | Basic Usage of Helm. |
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# search charts by words in Helm Hub root@dlp:~# helm search hub wordpress URL CHART VERSION APP VERSION DESCRIPTION https://hub.helm.sh/charts/bitnami/wordpress 9.5.0 5.5.0 Web publishing platform for building blogs and ... https://hub.helm.sh/charts/presslabs/wordpress-... 0.10.4 0.10.4 Presslabs WordPress Operator Helm Chart https://hub.helm.sh/charts/presslabs/wordpress-... v0.10.2 v0.10.2 A Helm chart for deploying a WordPress site on ... # add repository # example below is the official Helm Stable repository root@dlp:~# helm repo add stable https://kubernetes-charts.storage.googleapis.com/ "stable" has been added to your repositories # display added repositories root@dlp:~# helm repo list NAME URL stable https://kubernetes-charts.storage.googleapis.com/ # search charts by words in repository root@dlp:~# helm search repo stable NAME CHART VERSION APP VERSION DESCRIPTION stable/acs-engine-autoscaler 2.2.2 2.1.1 DEPRECATED Scales worker nodes within agent pools stable/aerospike 0.3.2 v4.5.0.5 A Helm chart for Aerospike in Kubernetes stable/airflow 7.5.0 1.10.10 Airflow is a platform to programmatically autho... stable/ambassador 5.3.2 0.86.1 DEPRECATED A Helm chart for Datawire Ambassador stable/anchore-engine 1.6.9 0.7.2 Anchore container analysis and policy evaluatio... stable/apm-server 2.1.5 7.0.0 The server receives data from the Elastic APM a... ..... ..... # display description of a chart # helm show [all|chart|readme|values] [chart name] root@dlp:~# helm show chart stable/docker-registry apiVersion: v1 appVersion: 2.7.1 description: A Helm chart for Docker Registry home: https://hub.docker.com/_/registry/ icon: https://hub.docker.com/public/images/logos/mini-logo.svg maintainers: - email: jpds@protonmail.com name: jpds - email: pete.brown@powerhrg.com name: rendhalver name: docker-registry sources: - https://github.com/docker/distribution-library-image version: 1.9.4 # deploy application by specified chart # helm install [any name] [chart name] root@dlp:~# helm install registry stable/docker-registry
NAME: registry
LAST DEPLOYED: Fri Aug 20 19:53:21 2020
NAMESPACE: default
STATUS: deployed
REVISION: 1
TEST SUITE: None
NOTES:
1. Get the application URL by running these commands:
export POD_NAME=$(kubectl get pods --namespace default -l "app=docker-registry,release=registry" -o jsonpath="{.items[0].metadata.name}")
echo "Visit http://127.0.0.1:8080 to use your application"
kubectl -n default port-forward $POD_NAME 8080:5000
# display deployed applications root@dlp:~# helm list NAME NAMESPACE REVISION UPDATED STATUS CHART APP VERSION registry default 1 2020-08-20 19:53:21.363862322 +0900 JST deployed docker-registry-1.9.4 2.7.1 # display status of a deployed apprication root@dlp:~# helm status registry NAME: registry LAST DEPLOYED: Fri Aug 21 14:53:21 2020 NAMESPACE: default STATUS: deployed REVISION: 1 TEST SUITE: None NOTES: ..... ..... # uninstall a deployed application root@dlp:~# helm uninstall registry release "registry" uninstalled |
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