The Kubernetes command-line tool, kubectl, allows you to run commands against Kubernetes clusters. You can use kubectl to deploy applications, inspect and manage cluster resources, and view logs.
Questions tagged [kubectl]
Kubernetes tag3648 questions
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Merge kubectl config into ~/.kube/config
To use kubectl(to talk to kubernetes api-server) with merged config,
below two commands can be used to merge kubeConfig:
KUBECONFIG=~/.kube/config:/path/to/another/config.yml kubectl config view --flatten > ~/.kube/config-new.yaml
and then
cp…
overexchange
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Kubernetes:delete PODs/services/Configmaps based on age
Anyone know or can point me to where i could find how one can delete kuberenets resources based on Age? I’m trying to build a cron job that would delete old services, pods, jobs, configmaps of a specific namespace. So for example something that…
MSa'ad
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1 answer
kubernetes cannot pull a public image
kubernetes cannot pull a public image. Standard images like nginx are downloading successfully, but my pet project is not downloading. I'm using minikube for launch kubernetes-cluster
apiVersion: apps/v1
kind: Deployment
metadata:
name:…
MiyRon
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1 answer
Jenkins plugin to generate kube config for kubectl after changes to kubectl authentication for GKE
Since for kubectl to access gke, now gke-gcloud-auth-plugin also needs to be installed.
I am using jenkins to deploy the changes to gke using the kubectl plugin but now after this change, not able to use the same plugin.
Can anyone suggest any…
Bharat Rawat
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my first EKS - error: You must be logged in to the server (Unauthorized)
I've seen this error in many previous questions, but as a complete beginner I'm not sure if those questions were relevant to my situation.
I've created a cluster called wiz_try using the AWS EKS gui.
When it asked for a role, I've created a new one…
of313
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1 answer
why I cannot see the logs in k8s klog via kubectl logs?
I saw some source codes in k8s:
// delete immediately, or no graceful deletion supported
klog.V(6).Infof("going to delete %s from registry: ", name)
if _, _, err := e.Delete(ctx, accessor.GetName(), deleteValidation, options); err !=…
og f91
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2 answers
How to update ingress controller with a new deployment
I am very new to azure kubernetes! Right now I am just playing around with it, trying to work out how to create things using kubectl.
I already have my cluster set up, and I have created a couple of pods using an existing container in our registry.…
evolmonster
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Kubespray - Kubectl localhost AND external load balancer
I have an external load balancer configured via loadbalancer_apiserver but on the kube_control_nodes kubectl tries to connect to localhost:8080 and fails. I assume this is because there is no internal load balancer? Is there anyway I could make the…
user3498593
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golang urfave/cli run another binary with all args and flags
I want to invoke other urfave/cli based CLIs, e.g., kubectl with myapp kubectl command. For that, I've a minimal project
.
├── go.mod
├── go.sum
├── main.go
└── pkg
└── cmds
└── kubectl.go
2 directories, 4…
petrichor256
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1 answer
Kubectl Patch Error: does not contain declared merge key: name
Trying to update the resources of my Deployment using kubectl patch command:
kubectl patch statefulset test -n test --patch '{"spec": {"template": {"spec": {"containers": [{"resources": [{"limits": [{"cpu": "4000m","memory": "16Gi"}]},{"requests":…
Kartik
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How can I create node in existing EKS cluster? or give me a solution for my error?
I'm facing this such error in kubernetes( 0/1 nodes are available: 1 node(s) had taint {node.kubernetes.io/unreachable: }, that the pod didn't tolerate.). My application server is down.
First, I just add one file in daemon set , due to memory…
Cyril
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1 answer
Kubectl patch is not updating the apiVersion correctly
I run kubent and identify an outdated apiVersion
> kubent
...
KIND NAMESPACE NAME API_VERSION REPLACE_WITH…
red888
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Enable tab auto completion for kubectl in bash function
Given a bash function in .bashrc such as
kgp () {
kubectl get po -n $1 $2
}
Is it possible to have kubectl auto complete work for k8s resources such as namespaces/pods? As an example if I use
kubectl get po -n nsprefix podprefix
I can tab auto…
Kelvin Baumgart
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Error in Kubectl command: The connection to the server localhost:8080 was refused - did you specify the right host or port?
I am trying to run kubectl commands in offline mode but it keeps saying>
kubectl cordon hhpsoscr0001
The connection to the server localhost:8080 was refused - did you specify the right host or port?
I fail to understand what can be the issue. Can…
arpita22
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1 answer
Is it possible to extend "kubectl create"?
From "Extending kubectl with plugins":
It is currently not possible to create plugins that overwrite existing
kubectl commands. [...] Due to this limitation, it is also not
possible to use plugins to add new subcommands to existing…
ciis0
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