Table of Contents
ckim-mbp:~ ckim$ cd PycharmProjects/day-one-helm/ ckim-mbp:day-one-helm ckim$ helm init --history-max 200 Creating /Users/ckim/.helm Creating /Users/ckim/.helm/repository Creating /Users/ckim/.helm/repository/cache Creating /Users/ckim/.helm/repository/local Creating /Users/ckim/.helm/plugins Creating /Users/ckim/.helm/starters Creating /Users/ckim/.helm/cache/archive Creating /Users/ckim/.helm/repository/repositories.yaml Adding stable repo with URL: https://kubernetes-charts.storage.googleapis.com Adding local repo with URL: http://127.0.0.1:8879/charts $HELM_HOME has been configured at /Users/ckim/.helm. Tiller (the Helm server-side component) has been installed into your Kubernetes Cluster. Please note: by default, Tiller is deployed with an insecure 'allow unauthenticated users' policy. To prevent this, run `helm init` with the --tiller-tls-verify flag. For more information on securing your installation see: https://docs.helm.sh/using_helm/#securing-your-helm-installation ckim-mbp:day-one-helm ckim$ ckim-mbp:day-one-helm ckim$ kubectl get pods --all-namespaces -l app=helm NAMESPACE NAME READY STATUS RESTARTS AGE kube-system tiller-deploy-7f598f888c-mt459 1/1 Running 0 6m31s ckim-mbp:day-one-helm ckim$
add account information
ckim-mbp:day-one-helm ckim$ kubectl create serviceaccount --namespace kube-system tiller
serviceaccount/tiller created
ckim-mbp:day-one-helm ckim$ kubectl create clusterrolebinding tiller-cluster-rule --clusterrole=cluster-admin --serviceaccount=kube-system:tiller
clusterrolebinding.rbac.authorization.k8s.io/tiller-cluster-rule created
ckim-mbp:day-one-helm ckim$ kubectl patch deploy --namespace kube-system tiller-deploy -p '{"spec":{"template":{"spec":{"serviceAccount":"tiller"}}}}'
deployment.extensions/tiller-deploy patched
ckim-mbp:day-one-helm ckim$
ckim-mbp:day-one-helm ckim$ helm install stable/mysql ckim-mbp:day-one-helm ckim$ helm ls NAME REVISION UPDATED STATUS CHART APP VERSION NAMESPACE honking-ladybird 1 Mon Jul 15 13:45:52 2019 DEPLOYED mysql-1.3.0 5.7.14 default ckim-mbp:day-one-helm ckim$
this is towards Local Persistent Volumes (GA in 1.14), but not used
ckim-mbp:day-one-helm ckim$ kubectl apply -f files/sc1.yaml storageclass.storage.k8s.io/local-storage created ckim-mbp:day-one-helm ckim$ kubectl get storageclass --all-namespaces NAME PROVISIONER AGE local-storage kubernetes.io/no-provisioner 6s ckim-mbp:day-one-helm ckim$
ckim-mbp:day-one-helm ckim$ kubectl apply -f files/pv1.yaml persistentvolume/pv0001 created ckim-mbp:day-one-helm ckim$ kubectl get pv --all-namespaces NAME CAPACITY ACCESS MODES RECLAIM POLICY STATUS CLAIM STORAGECLASS REASON AGE pv0001 8Gi RWO Delete Available local-storage 7s ckim-mbp:day-one-helm ckim$ kubectl get pvc --all-namespaces NAMESPACE NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE default honking-ladybird-mysql Pending 84m ckim-mbp:day-one-helm ckim$
ckim-mbp:day-one-helm ckim$ helm create day-one-chart Creating day-one-chart ckim-mbp:day-one-helm ckim$ ll day-one-chart/ total 24 drwxr-xr-x 7 ckim staff 224 Jul 15 15:42 ./ drwxr-xr-x 8 ckim staff 256 Jul 15 15:43 ../ -rw-r--r-- 1 ckim staff 342 Jul 15 15:42 .helmignore -rw-r--r-- 1 ckim staff 109 Jul 15 15:42 Chart.yaml drwxr-xr-x 2 ckim staff 64 Jul 15 15:42 charts/ drwxr-xr-x 8 ckim staff 256 Jul 15 15:42 templates/ -rw-r--r-- 1 ckim staff 1105 Jul 15 15:42 values.yaml ckim-mbp:day-one-helm ckim$
start a chart
ckim-mbp:day-one-helm ckim$ helm install --name doc day-one-chart
NAME: doc
LAST DEPLOYED: Mon Jul 15 16:34:09 2019
NAMESPACE: default
STATUS: DEPLOYED
RESOURCES:
==> v1/Deployment
NAME READY UP-TO-DATE AVAILABLE AGE
doc-day-one-chart 0/1 1 0 2s
==> v1/Pod(related)
NAME READY STATUS RESTARTS AGE
doc-day-one-chart-7756d646df-5tj67 0/1 ContainerCreating 0 2s
doc-day-one-chart-test-connection 0/1 Completed 0 3m20s
==> v1/Service
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
doc-day-one-chart ClusterIP 10.96.12.40 <none> 80/TCP 2s
NOTES:
1. Get the application URL by running these commands:
export POD_NAME=$(kubectl get pods --namespace default -l "app.kubernetes.io/name=day-one-chart,app.kubernetes.io/instance=doc" -o jsonpath="{.items[0].metadata.name}")
echo "Visit http://127.0.0.1:8080 to use your application"
kubectl port-forward $POD_NAME 8080:80
ckim-mbp:day-one-helm ckim$
status of the chart
ckim-mbp:day-one-helm ckim$ helm ls NAME REVISION UPDATED STATUS CHART APP VERSION NAMESPACE doc 1 Mon Jul 15 16:34:09 2019 DEPLOYED day-one-chart-0.1.0 1.0 default ckim-mbp:day-one-helm ckim$ ckim-mbp:day-one-helm ckim$ kubectl get all -l app.kubernetes.io/instance=doc NAME READY STATUS RESTARTS AGE pod/doc-day-one-chart-7756d646df-lbngr 1/1 Running 0 8m32s NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE service/doc-day-one-chart ClusterIP 10.104.104.148 <none> 80/TCP 8m32s NAME DESIRED CURRENT UP-TO-DATE AVAILABLE AGE deployment.apps/doc-day-one-chart 1 1 1 1 8m32s NAME DESIRED CURRENT READY AGE replicaset.apps/doc-day-one-chart-7756d646df 1 1 1 8m32s ckim-mbp:day-one-helm ckim$
test chart
ckim-mbp:day-one-helm ckim$ helm test doc --cleanup RUNNING: doc-day-one-chart-test-connection PASSED: doc-day-one-chart-test-connection ckim-mbp:day-one-helm ckim$
delete the chart
ckim-mbp:day-one-helm ckim$ helm delete doc --purge release "doc" deleted ckim-mbp:day-one-helm ckim$
ckim-mbp:day-one-helm ckim$ helm install --name wp stable/wordpress ckim-mbp:day-one-helm ckim$ helm ls NAME REVISION UPDATED STATUS CHART APP VERSION NAMESPACE wp 1 Mon Jul 15 16:52:24 2019 DEPLOYED wordpress-5.13.1 5.2.2 default ckim-mbp:day-one-helm ckim$ ckim-mbp:day-one-helm ckim$ helm test wp --cleanup RUNNING: wp-credentials-test FAILED: wp-credentials-test, run `kubectl logs wp-credentials-test --namespace default` for more info RUNNING: wp-mariadb-test-htqi4 ckim-mbp:day-one-helm ckim$ helm delete wp --purge release "wp" deleted ckim-mbp:day-one-helm ckim$
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