Difference between revisions of "Kubectl patch"
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+ | * https://jamesdefabia.github.io/docs/user-guide/kubectl/kubectl_patch/ | ||
+ | [[Update]] field(s) of a [[resource]] using strategic merge patch. | ||
+ | |||
+ | |||
[[kubectl patch --help]] | [[kubectl patch --help]] | ||
+ | -p, --patch='': | ||
+ | The patch to be applied to the resource JSON file. | ||
[[kubectl patch svc]] argocd-server -n argocd -p '{"spec": {"type": "LoadBalancer"}}' | [[kubectl patch svc]] argocd-server -n argocd -p '{"spec": {"type": "LoadBalancer"}}' | ||
[[kubectl patch pv]] | [[kubectl patch pv]] | ||
+ | |||
+ | [[kubectl patch pvc]] | ||
[[kubectl patch sts elastic-operator]] | [[kubectl patch sts elastic-operator]] | ||
− | [[kubectl patch cronjobs]] | + | [[kubectl patch cronjobs]] |
+ | |||
+ | [[kubectl patch provisioner]] | ||
[[kubectl patch ValidatingWebhookConfiguration]] | [[kubectl patch ValidatingWebhookConfiguration]] | ||
+ | |||
+ | [[Stop DaemonSet]] by appliying a [[nodeSelector]] | ||
+ | * <code>[[kubectl patch daemonset]] <name-of-daemon-set> -p '{"spec": {"template": {"spec": {"nodeSelector": {"non-existing": "true"}}}}}'</code> | ||
+ | Start [[DaemonSet]] by removing the [[nodeSelector]] : | ||
+ | kubectl patch daemonset <name-of-daemon-set> --type json -p='[{"op": "remove", "path": "/spec/template/spec/nodeSelector/non-existing"}]' | ||
+ | |||
+ | [[kubectl get ds -A]] | ||
+ | |||
+ | [[kubectl patch --type]]=json -p='[{"op": "remove", "path": "[[metadata.creationTimestamp]]"}]' | ||
+ | |||
+ | |||
+ | |||
+ | |||
+ | == Related == | ||
+ | * <code>[[K8s.io/Patch]]</code> | ||
+ | |||
+ | * <code>[[kubectl replace]]</code> | ||
+ | |||
+ | * <code>[[kubectl edit]]</code> | ||
+ | * <code>[[kubectl apply]]</code> | ||
+ | |||
+ | * [[Kubernetes PVC resize: kubectl patch]] | ||
+ | |||
+ | * <code>[[UnsuportedMediaType]]</code> | ||
+ | * <code>[[Unsupported Media Type]]</code> | ||
+ | * <code>[[The request is invalid: the server rejected our request due to an error in our request]]</code> | ||
+ | * <code>[[sed]]</code> | ||
== See also == | == See also == |
Latest revision as of 10:15, 28 February 2024
Update field(s) of a resource using strategic merge patch.
kubectl patch --help -p, --patch=:
The patch to be applied to the resource JSON file.
kubectl patch svc argocd-server -n argocd -p '{"spec": {"type": "LoadBalancer"}}'
kubectl patch pv
kubectl patch pvc
kubectl patch sts elastic-operator
kubectl patch cronjobs
kubectl patch provisioner
kubectl patch ValidatingWebhookConfiguration
Stop DaemonSet by appliying a nodeSelector
kubectl patch daemonset <name-of-daemon-set> -p '{"spec": {"template": {"spec": {"nodeSelector": {"non-existing": "true"}}}}}'
Start DaemonSet by removing the nodeSelector :
kubectl patch daemonset <name-of-daemon-set> --type json -p='[{"op": "remove", "path": "/spec/template/spec/nodeSelector/non-existing"}]'
kubectl get ds -A
kubectl patch --type=json -p='[{"op": "remove", "path": "metadata.creationTimestamp"}]'
Related[edit]
UnsuportedMediaType
Unsupported Media Type
The request is invalid: the server rejected our request due to an error in our request
sed
See also[edit]
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