K8s/Run: Difference between revisions

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Line 27: Line 27:
<syntaxhighlight lang="bash">
<syntaxhighlight lang="bash">
kubectl -n swiss-knife run -i --tty --rm psql --image=alpine --restart=Never -- sh
kubectl -n swiss-knife run -i --tty --rm psql --image=alpine --restart=Never -- sh
echo -n password: ;read -s PGPASSWORD;export PGPASSWORD
echo -n password: ;read -s PGPASSWORD;export PGPASSWORD;echo
apk --update add postgresql-client inetutils-telnet
apk --update add postgresql-client inetutils-telnet


Line 54: Line 54:
apk --update add minio-client inetutils-telnet
apk --update add minio-client inetutils-telnet


echo -n password: ;\
mcli alias set  k8s_gitlab_aa http://minio.minio:9000 Tnen3kCv71osfJKkhcIP rxMU6fWayQD6no1p1LO7orBmxNMtbKuyHITpflBJ
read -s MINIO_SERVER_ROOT_PASSWORD;\
mcli admin info k8s_gitlab_aa
export  MINIO_SERVER_ROOT_PASSWORD;\
export  MINIO_SERVER_ROOT_USER=admin;\
export  MINIO_SERVER_HOST=minio.k8s.local;echo


mcli ping --error-count 5 minio.minio
mcli alias set  k8s_gitlab_ab http://minio.minio:9000 FfG564tLdSlgaM2t0ig0 FEbThROKMZ06Feddr1SUMk85g4wRM5NZnVVrS24V
mcli ping --count 5 minio.minio
mcli admin info k8s_gitlab_ab


telnet minio.minio 9000
mcli alias set  s3_host_ab http://s3.host.k8s.local O2PLF0Pznp12HNbT9FbJ YIISq1Srxf9gv24fxkryN5ilQDg8P5wxJXt1qgle
telnet minio.minio 9001
mcli admin info s3_host_ab
</syntaxhighlight>
 
mcli alias set  s3_host_aa http://s3.host.k8s.local 6zXMWye9rOjKgpka pHKjpqiXK4RLpvdyX7qYuwbIk5KAkKa6
mcli admin info s3_host_aa


==Apply==
mcli alias set  k8s_admin http://minio.minio:9000 admin sadaqah!
<syntaxhighlight lang="yaml">
mcli admin info k8s_admin
cat << YML | kubectl apply -f -
---
apiVersion: v1
kind: PersistentVolume
metadata:
  name: swiss-knife-${USER}-pv
  annotations:
    pv.kubernetes.io/provisioned-by: k8s.io/minikube-hostpath
spec:
  capacity:
    storage: 10Gi
  hostPath:
    path: /tmp/hostpath-provisioner/swiss-knife/data-${USER}-pv
  accessModes:
    - ReadWriteOnce
  persistentVolumeReclaimPolicy: Delete
  storageClassName: standard
  volumeMode: Filesystem
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: swiss-knife-${USER}-pvc
  namespace: swiss-knife
  labels:
    app.kubernetes.io/component: primary
    app.kubernetes.io/instance: infinity
    app.kubernetes.io/name: infinity
  annotations:
    volume.beta.kubernetes.io/storage-provisioner: k8s.io/minikube-hostpath
    volume.kubernetes.io/storage-provisioner: k8s.io/minikube-hostpath
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 10Gi
  volumeName: swiss-knife-${USER}-pv
  storageClassName: standard
  volumeMode: Filesystem
---
YML
</syntaxhighlight>
</syntaxhighlight>


Line 125: Line 82:
kubectl -n swiss-knife delete pods infinity
kubectl -n swiss-knife delete pods infinity
kubectl -n swiss-knife delete pods psql
kubectl -n swiss-knife delete pods psql
</syntaxhighlight>
| valign="top" |
<syntaxhighlight lang="bash">
kubectl -n swiss-knife run infinity --image=alpine -- sleep infinity
kubectl -n swiss-knife run ubuntu  --image=ubuntu -- sleep infinity
</syntaxhighlight>
</syntaxhighlight>


Line 181: Line 144:


| valign="top" |
| valign="top" |
* [https://stackoverflow.com/questions/31870222  K8s » <code>kubectl run</code> » <code>sleep infinity</code>]
* [https://stackoverflow.com/questions/71043168/ K8s » Attache a Volume to Pod Container]
* [https://stackoverflow.com/questions/23929235/ Bash » Multi-line String With Indentation]
* [https://kubernetes.io/docs/reference/kubectl/generated/kubectl_rollout/ K8s » <code>kubectl rollout</code>]
* [https://kubernetes.io/docs/reference/kubectl/generated/kubectl_rollout/ K8s » <code>kubectl rollout</code>]
* [[K8s/CSI Hostpath Driver|K8s » CSI Hostpath Driver]]
* [[K8s/CSI Hostpath Driver|K8s » CSI Hostpath Driver]]
* [[K8s/Swiss Knife|K8s » Swiss Knife]]
* [[K8s/Ingress|K8s » Ingress]]
* [[K8s/Ingress|K8s » Ingress]]
* [[K8s/Service|K8s » Service]]
* [[MinIO]]
* [[MinIO]]
* [[CIDR]]
* [[CIDR]]
Line 190: Line 156:


| valign="top" |
| valign="top" |
* [https://stackoverflow.com/questions/31870222  K8s » <code>kubectl run</code> » <code>sleep infinity</code>]


|}
|}

Latest revision as of 09:30, 7 September 2024

export KUBECONFIG="${HOME}/.kube/lke-dev-kubeconfig.yaml"
export KUBECONFIG="${HOME}/.kube/gke-uat-kubeconfig.yaml"
export KUBECONFIG="${HOME}/.kube/eks-pro-kubeconfig.yaml"

export KUBECONFIG="${HOME}/.kube/config"
kubectl config get-contexts
kubectl cluster-info

kubectl get ns|grep swiss-knife
kubectl delete ns   swiss-knife
kubectl create ns   swiss-knife

Run

Run » PSQL

kubectl -n swiss-knife run -i --tty --rm psql --image=alpine --restart=Never -- sh
echo -n password: ;read -s PGPASSWORD;export PGPASSWORD;echo
apk --update add postgresql-client inetutils-telnet

psql -d postgres -U postgres -h postgresql.postgresql

Run » Infinity

kubectl -n swiss-knife run infinity --image=alpine -- sleep infinity
kubectl -n swiss-knife exec -it infinity -- sh
apk --update add inetutils-telnet

Run » Redis CLI

kubectl -n swiss-knife run -i --tty --rm redis-cli --image=alpine --restart=Never -- sh
echo -n password: ;read -s REDISCLI_AUTH;export REDISCLI_AUTH;echo
apk --update add redis inetutils-telnet

echo 'ping'|redis-cli -h redis-headless.redis

Run » MinIO CLI

kubectl -n swiss-knife run -i --tty --rm minio-cli --image=alpine --restart=Never -- sh
apk --update add minio-client inetutils-telnet

mcli alias set  k8s_gitlab_aa http://minio.minio:9000 Tnen3kCv71osfJKkhcIP rxMU6fWayQD6no1p1LO7orBmxNMtbKuyHITpflBJ
mcli admin info k8s_gitlab_aa

mcli alias set  k8s_gitlab_ab http://minio.minio:9000 FfG564tLdSlgaM2t0ig0 FEbThROKMZ06Feddr1SUMk85g4wRM5NZnVVrS24V
mcli admin info k8s_gitlab_ab

mcli alias set  s3_host_ab http://s3.host.k8s.local O2PLF0Pznp12HNbT9FbJ YIISq1Srxf9gv24fxkryN5ilQDg8P5wxJXt1qgle
mcli admin info s3_host_ab

mcli alias set  s3_host_aa http://s3.host.k8s.local 6zXMWye9rOjKgpka pHKjpqiXK4RLpvdyX7qYuwbIk5KAkKa6
mcli admin info s3_host_aa

mcli alias set  k8s_admin http://minio.minio:9000 admin sadaqah!
mcli admin info k8s_admin

Playground

kubectl -n swiss-knife delete pods minio-cli
kubectl -n swiss-knife delete pods redis-cli

kubectl -n swiss-knife delete pods infinity
kubectl -n swiss-knife delete pods psql

kubectl -n swiss-knife run infinity --image=alpine -- sleep infinity
kubectl -n swiss-knife run ubuntu   --image=ubuntu -- sleep infinity

References

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