Created
August 19, 2024 15:26
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helper to start a kubernetes utility with options
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| #!/bin/bash | |
| image="dhrp/tools:slim" # Default image | |
| serviceaccount="default" # Default service account | |
| pvcname="" | |
| while [[ $# -gt 0 ]]; do | |
| case $1 in | |
| --full) | |
| image="dhrp/tools:full" | |
| shift | |
| ;; | |
| --serviceaccount) | |
| serviceaccount=$2 | |
| shift 2 | |
| ;; | |
| --pvc) | |
| pvcname=$2 | |
| shift 2 | |
| ;; | |
| *) | |
| shift | |
| ;; | |
| esac | |
| done | |
| if [ -n "$pvcname" ]; then | |
| volumeMounts=$(cat <<EOF | |
| volumeMounts: | |
| - mountPath: /mnt/data | |
| name: mypvc | |
| EOF | |
| ) | |
| volumes=$(cat <<EOF | |
| volumes: | |
| - name: mypvc | |
| persistentVolumeClaim: | |
| claimName: $pvcname | |
| EOF | |
| ) | |
| else | |
| volumeMounts="" | |
| volumes="" | |
| fi | |
| overrides=$(cat <<EOF | |
| apiVersion: v1 | |
| spec: | |
| serviceAccountName: $serviceaccount | |
| containers: | |
| - name: tools | |
| image: $image | |
| command: | |
| - /bin/bash | |
| tty: true | |
| stdin: true | |
| $volumeMounts | |
| $volumes | |
| EOF | |
| ) | |
| echo "$overrides" | |
| JSONOVERRIDES=$(echo "$overrides" | yq -o=json) | |
| echo "Will connect when running, and delete when done" | |
| command="kubectl run tools --attach -it --rm --image $image --overrides '$JSONOVERRIDES' --command /bin/bash" | |
| eval $command |
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