v123_bug.txt

# v1.23

$ kind create cluster
Creating cluster "kind" ...
 ✓ Ensuring node image (kindest/node:v1.23.4) 🖼
 ✓ Preparing nodes 📦
 ✓ Writing configuration 📜
 ✓ Starting control-plane 🕹️
 ✓ Installing CNI 🔌
 ✓ Installing StorageClass 💾
Set kubectl context to "kind-kind"
You can now use your cluster with:

kubectl cluster-info --context kind-kind

Thanks for using kind! 😊
$ vim cron.yaml

$ k apply -f cron.yaml
Error from server (NotFound): error when creating "cron.yaml": namespaces "gengwg" not found
$ kubectl create ns gengwg
namespace/gengwg created

$ k apply -f cron.yaml
cronjob.batch/example created
$ kubens gengwg
Context "kind-kind" modified.
Active namespace is "gengwg".
$ k get po
NAME                     READY   STATUS      RESTARTS   AGE
example-27507083-pswp2   0/1     Completed   0          19s
$ k describe po example-27507083-pswp2
Name:         example-27507083-pswp2
Namespace:    gengwg
Priority:     0
Node:         kind-control-plane/172.18.0.2
Start Time:   Tue, 19 Apr 2022 20:23:00 -0700
Labels:       controller-uid=b2b170e1-cddd-432a-aef6-1216ece3f1d9
              job-name=example-27507083
Annotations:  <none>
Status:       Succeeded
IP:           10.244.0.5
IPs:
  IP:           10.244.0.5
Controlled By:  Job/example-27507083
Containers:
  mycontainer:
    Container ID:  containerd://cfdeb6321e142acec2d91dbb073d6fb869c48a63baa58d275fd06a9a85079cb0
    Image:         busybox:1.31.1
    Image ID:      docker.io/library/busybox@sha256:95cf004f559831017cdf4628aaf1bb30133677be8702a8c5f2994629f637a209
    Port:          <none>
    Host Port:     <none>
    Command:
      sleep
      10
    State:          Terminated
      Reason:       Completed
      Exit Code:    0
      Started:      Tue, 19 Apr 2022 20:23:04 -0700
      Finished:     Tue, 19 Apr 2022 20:23:14 -0700
    Ready:          False
    Restart Count:  0
    Environment:    <none>
    Mounts:
      /var/run/secrets/kubernetes.io/serviceaccount from kube-api-access-hvtbm (ro)
Conditions:
  Type              Status
  Initialized       True
  Ready             False
  ContainersReady   False
  PodScheduled      True
Volumes:
  kube-api-access-hvtbm:
    Type:                    Projected (a volume that contains injected data from multiple sources)
    TokenExpirationSeconds:  3607
    ConfigMapName:           kube-root-ca.crt
    ConfigMapOptional:       <nil>
    DownwardAPI:             true
QoS Class:                   BestEffort
Node-Selectors:              <none>
Tolerations:                 node.kubernetes.io/not-ready:NoExecute op=Exists for 300s
                             node.kubernetes.io/unreachable:NoExecute op=Exists for 300s
Events:
  Type     Reason       Age                From               Message
  ----     ------       ----               ----               -------
  Normal   Scheduled    27s                default-scheduler  Successfully assigned gengwg/example-27507083-pswp2 to kind-control-plane
  Normal   Pulling      27s                kubelet            Pulling image "busybox:1.31.1"
  Normal   Pulled       23s                kubelet            Successfully pulled image "busybox:1.31.1" in 3.6804456s
  Normal   Created      23s                kubelet            Created container mycontainer
  Normal   Started      23s                kubelet            Started container mycontainer
  Warning  FailedMount  12s (x2 over 13s)  kubelet            MountVolume.SetUp failed for volume "kube-api-access-hvtbm" : object "gengwg"/"kube-root-ca.crt" not registered