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hardkubectl

Update a specific key in a ConfigMap using a JSON patch

command

kubectl patch configmap CONFIG_NAME --patch '{"data":{"KEY":"VALUE"}}'

also accepted

kubectl patch configmap

Command breakdown

Part of the Kubernetes CLI (kubectl) — ConfigMaps & Secrets category.

kubectlpatchconfigmapCONFIG_NAME--patch'{"data":{"KEY":"VALUE"}}'

Flag	Purpose
`--patch`	Boolean flag

More ConfigMaps & Secrets commands

Create a ConfigMap from literal key-value pairs on the command linekubectl create configmap CONFIGMAP_NAME --from-literal=KEY=VALUE
List all ConfigMaps in the current namespacekubectl get configmaps
Show the stored data and metadata of a specific ConfigMapkubectl describe configmap CONFIGMAP_NAME
Create an opaque Secret from literal key-value pairs for sensitive datakubectl create secret generic SECRET_NAME --from-literal=KEY=VALUE
List all Secrets and their types in the current namespacekubectl get secrets
Show metadata and data key sizes of a specific Secret without revealing valueskubectl describe secret SECRET_NAME
Create a ConfigMap populated with the contents of a file on diskkubectl create configmap CONFIGMAP_NAME --from-file=FILEPATH
Create a TLS Secret from a certificate and private key file pairkubectl create secret tls SECRET_NAME --cert=CERT_FILE --key=KEY_FILE

See all ConfigMaps & Secrets commands →

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