I use this kubectl to deploy a pod with the image nginx: kubectl create deployment --image=<image-name-1.0> image-app Now I want to update this pod with image=<image-name-2.0> and run this command: kubectl create deployment --image=<image-name-2.0> image-app My question is: will the…
I am trying to do a kubectl exec and store value into a variable. But the variable displays null. If i use -it in the exec, it works. Since while running with terraform says can't allocate terminal, I need to…
I found that creating a yaml object description using --dry-run=client and providing --command only works when the provided arguments are in a very specific order. This works: k run nginx --image=nginx --restart=Never --dry-run=client -o yaml --command -- env > nginx.yaml…
I'm new to K8s trying to access the app by IP. Below is the situation - Cluster is ready, 1 master node and 1 worker node, pods are with running status installed nginx ingress controller with help of this doc…
I am getting unknown image flag when creating a deployment using minikube on windows 10 cmd. Why? C:WINDOWSsystem32>minikube kubectl create deployment nginxdepl --image=nginx Error: unknown flag: --image See 'minikube kubectl --help' for usage. C:WINDOWSsystem32>
I have a service deployed on Kubernetes and it has url app.io (using ingress). What if I need a user to every time go to app.io and: if it's running okay with no errors, it redirects to the app.io (on…
I want to allow only listing of resources and not the manifest content. Example, NAME READY STATUS RESTARTS AGE airflow-redis-0 1/1 Running 0 32h airflow-postgresql-0 1/1 Running 0 32h airflow-scheduler-9416ddfd6f-n7jcr 2/2 Running 0 32h airflow-webserver-9bf7f3c95c-kf1fx 1/1 Running 0 32h airflow-worker-0…
I am trying to run a test container through the Kubernetes but I got error. The below is my deploy.yaml: apiVersion: apps/v1 kind: Deployment metadata: annotations: kompose.cmd: kompose convert kompose.version: 1.22.0 (955b78124) creationTimestamp: null labels: io.kompose.service: nginx name: nginx spec:…
I have an ongoing requirement to patch my nginx-ingress daemonset each time I wish to expose new TCP ports. I have reviewed the documentation and I cannot understand the correct kubectl patch syntax to perform the patch. An excerpt from…
I am learning Kubernetes Label Selector at the URL below. https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/ Set-based requirement Set-based label requirements allow filtering keys according to a set of values. Three kinds of operators are supported: in, notin and exists (only the key identifier). For…