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easykubectl

Create a ConfigMap from a file and inject it as environment variables into a deployment

command

kubectl create configmap web-config --from-file=config.properties

also accepted

kubectl create configmap web-config --from-file=config.properties && kubectl set env deployment/web-app --from=configmap/web-config

Command breakdown

Part of the Kubernetes CLI (kubectl) — GKE category.

kubectlcreateconfigmapweb-config--from-file=config.properties

Flag	Purpose
`--from-file`	Set to: config.properties

More GKE commands

Create a new Google Kubernetes Engine cluster with specified node countgcloud container clusters create CLUSTER_NAME --zone ZONE --num-nodes NUM_NODES
List all GKE clusters in the current project across all zonesgcloud container clusters list
Delete a GKE cluster and all its associated resourcesgcloud container clusters delete CLUSTER_NAME --zone ZONE
Fetch kubeconfig credentials to enable kubectl access to a GKE clustergcloud container clusters get-credentials CLUSTER_NAME --zone ZONE
Resize the number of nodes in a GKE cluster node poolgcloud container clusters resize CLUSTER_NAME --num-nodes NUM_NODES --zone ZONE
Add a new node pool to an existing GKE clustergcloud container node-pools create POOL_NAME --cluster CLUSTER_NAME --zone ZONE
List all node pools belonging to a specific GKE clustergcloud container node-pools list --cluster CLUSTER_NAME --zone ZONE
Update a GKE cluster configuration such as enabling node autoscalinggcloud container clusters update CLUSTER_NAME --zone ZONE --enable-autoscaling --min-nodes MIN --max-nodes MAX

See all GKE commands →

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