Created
March 6, 2024 06:32
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| #!/bin/bash | |
| set -e | |
| NAMESPACE=$1 | |
| SERVICE_ACCOUNT=$2 | |
| SECRET_NAME=${SERVICE_ACCOUNT}-token | |
| cat <<EOF | kubectl apply -n ${NAMESPACE} -f - > /dev/null | |
| apiVersion: v1 | |
| kind: Secret | |
| metadata: | |
| name: ${SECRET_NAME} | |
| annotations: | |
| kubernetes.io/service-account.name: "${SERVICE_ACCOUNT}" | |
| type: kubernetes.io/service-account-token | |
| EOF | |
| TOKEN=`kubectl get secret ${SECRET_NAME} -n ${NAMESPACE} -o 'jsonpath={.data.token}' | base64 --decode` | |
| CREDENTIALS_NAME="${NAMESPACE}:${SERVICE_ACCOUNT}" | |
| kubectl config set-credentials ${CREDENTIALS_NAME} --token=${TOKEN} > /dev/null | |
| CURRENT_CLUSTER=`kubectl config view --minify=true -o jsonpath='{.clusters[0].name}'` | |
| CONTEXT_NAME="${CURRENT_CLUSTER}:${CREDENTIALS_NAME}" | |
| kubectl config set-context ${CONTEXT_NAME} \ | |
| --cluster=${CURRENT_CLUSTER} \ | |
| --namespace=${NAMESPACE} \ | |
| --user=${CREDENTIALS_NAME} > /dev/null | |
| CURRENT_CONTEXT=`kubectl config current-context` | |
| kubectl config use-context ${CONTEXT_NAME} > /dev/null | |
| kubectl config view --minify=true --raw=true | |
| kubectl config use-context ${CURRENT_CONTEXT} > /dev/null | |
| if [ "$3" != "--keep" ];then | |
| kubectl config delete-context ${CONTEXT_NAME} > /dev/null | |
| kubectl config unset "users.${CREDENTIALS_NAME}" > /dev/null | |
| fi |
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