kubectr is a utility that list all containers in a pod, supporting both initContainers and ephemeralContainers.
$ kubectl ctr csi-do-controller-0 -n kube-system
NAME READY STATUS RESTARTS AGE PORTS IMAGE PULLPOLICY TYPE
csi-provisioner 1 Running 4 6h10m - registry.k8s.io/sig-storage/csi-provisioner:v3.5.0 IfNotPresent container
csi-attacher 1 Running 4 (6h ago) 6h10m - registry.k8s.io/sig-storage/csi-attacher:v4.3.0 IfNotPresent container
csi-snapshotter 1 Running 4 (6h ago) 6h10m - registry.k8s.io/sig-storage/csi-snapshotter:v6.2.2 IfNotPresent container
csi-resizer 1 Running 4 (6h ago) 6h9m - registry.k8s.io/sig-storage/csi-resizer:v1.8.0 IfNotPresent container
csi-do-plugin 0 Waiting 1069 (5m ago) - - digitalocean/do-csi-plugin:v4.7.1 Always container
There are several ways to install kubectr. The recommended installation method is via brew.
Krew is a kubectl plugin manager. If you have not yet installed krew, get it at https://github.com/kubernetes-sigs/krew. Then installation is as simple as
kubectl krew install ctr
download binaries file from https://github.com/cfanbo/kubectr/releases
git clone https://github.com/cfanbo/kubectr.git
make
bin/kubectrMost users will have installed kubectr via krew, so the plugin is already correctly installed. Otherwise, rename kubectr to kubectl-ctr and put it in some directory from your $PATH variable. Then you can invoke the plugin via kubectl ctr
Put the kubectr binary in some directory from your $PATH variable. For example
sudo mv -i kubectr /usr/bin/kubectr
Then you can invoke the plugin via kubectr