Ubuntu 24.04
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Minikube : बुनियादी उपयोग2024/05/13

 
यह Minikube पर सिंगल नोड Kubernetes क्लस्टर पर बुनियादी ऑपरेशन है।
[1] पॉड्स बनाएं या हटाएं।
# [test-nginx] पॉड्स चलाएँ

ubuntu@dlp:~$
kubectl create deployment test-nginx --image=nginx

deployment.apps/test-nginx created
ubuntu@dlp:~$
kubectl get pods

NAME                          READY   STATUS    RESTARTS   AGE
test-nginx-7f4c594655-9ws99   1/1     Running   0          18s

# [test-nginx] पॉड के लिए पर्यावरण चर दिखाएं

ubuntu@dlp:~$
kubectl exec test-nginx-6cc69bb979-vxmmc -- env

PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
HOSTNAME=test-nginx-6cc69bb979-vxmmc
KUBERNETES_SERVICE_HOST=10.96.0.1
KUBERNETES_SERVICE_PORT=443
KUBERNETES_SERVICE_PORT_HTTPS=443
KUBERNETES_PORT=tcp://10.96.0.1:443
KUBERNETES_PORT_443_TCP=tcp://10.96.0.1:443
KUBERNETES_PORT_443_TCP_PROTO=tcp
KUBERNETES_PORT_443_TCP_PORT=443
KUBERNETES_PORT_443_TCP_ADDR=10.96.0.1
NGINX_VERSION=1.25.5
NJS_VERSION=0.8.4
NJS_RELEASE=3~bookworm
PKG_RELEASE=1~bookworm
HOME=/root

# [test-nginx] पॉड तक शेल पहुंच

ubuntu@dlp:~$
kubectl exec -it test-nginx-6cc69bb979-vxmmc -- bash
root@test-nginx-6cc69bb979-vxmmc:/#
hostname

test-nginx-6cc69bb979-vxmmc
root@test-nginx-6cc69bb979-vxmmc:/#
exit
# [test-nginx] पॉड के लॉग दिखाएं

ubuntu@dlp:~$
kubectl logs test-nginx-6cc69bb979-vxmmc

/docker-entrypoint.sh: /docker-entrypoint.d/ is not empty, will attempt to perform configuration
/docker-entrypoint.sh: Looking for shell scripts in /docker-entrypoint.d/
/docker-entrypoint.sh: Launching /docker-entrypoint.d/10-listen-on-ipv6-by-default.sh
10-listen-on-ipv6-by-default.sh: info: Getting the checksum of /etc/nginx/conf.d/default.conf
10-listen-on-ipv6-by-default.sh: info: Enabled listen on IPv6 in /etc/nginx/conf.d/default.conf
/docker-entrypoint.sh: Sourcing /docker-entrypoint.d/15-local-resolvers.envsh
/docker-entrypoint.sh: Launching /docker-entrypoint.d/20-envsubst-on-templates.sh
/docker-entrypoint.sh: Launching /docker-entrypoint.d/30-tune-worker-processes.sh
/docker-entrypoint.sh: Configuration complete; ready for start up
2024/05/13 03:24:55 [notice] 1#1: using the "epoll" event method
2024/05/13 03:24:55 [notice] 1#1: nginx/1.25.5
2024/05/13 03:24:55 [notice] 1#1: built by gcc 12.2.0 (Debian 12.2.0-14)
.....
.....

# फली को स्केल करें

ubuntu@dlp:~$
kubectl scale deployment test-nginx --replicas=3

deployment.apps/test-nginx scaled
ubuntu@dlp:~$
kubectl get pods

NAME                          READY   STATUS    RESTARTS   AGE
test-nginx-6cc69bb979-5xxcl   1/1     Running   0          10s
test-nginx-6cc69bb979-hndth   1/1     Running   0          10s
test-nginx-6cc69bb979-vxmmc   1/1     Running   0          3m11s

# सेवा सेट करें

ubuntu@dlp:~$
kubectl expose deployment test-nginx --type="NodePort" --port 80

service/test-nginx exposed
ubuntu@dlp:~$
kubectl get services test-nginx

NAME         TYPE       CLUSTER-IP       EXTERNAL-IP   PORT(S)        AGE
test-nginx   NodePort   10.105.245.211   <none>        80:32535/TCP   4s

ubuntu@dlp:~$
minikube service test-nginx --url

http://192.168.39.62:32535
ubuntu@dlp:~$
curl http://192.168.39.62:32535

<!DOCTYPE html>
<html>
<head>
<title>Welcome to nginx!</title>
.....
.....
<p><em>Thank you for using nginx.</em></p>
</body>
</html>

# सेवा हटाएँ

ubuntu@dlp:~$
kubectl delete services test-nginx

service "test-nginx" deleted
# पॉड्स हटाएं

ubuntu@dlp:~$
kubectl delete deployment test-nginx

deployment.extensions "test-nginx" deleted
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