66 lines
1.3 KiB
Bash
66 lines
1.3 KiB
Bash
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#!/bin/bash
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# From https://gist.github.com/yuanying/3aa7d59dcce65470804ab43def646ab6
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IMAGE="ubuntu:18.04"
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COMMAND="/bin/bash"
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SUFFIX=$(date +%s | shasum | base64 | fold -w 10 | head -1 | tr '[:upper:]' '[:lower:]')
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usage_exit() {
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echo "Usage: $0 [-c command] [-i image] PVC ..." 1>&2
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exit 1
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}
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if [ "$#" -ne 1 ]; then
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usage_exit
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fi
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while getopts i:h OPT
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do
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case $OPT in
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i) IMAGE=$OPTARG
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;;
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c) COMMAND=$OPTARG
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;;
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h) usage_exit
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;;
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\?) usage_exit
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;;
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esac
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done
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shift $(($OPTIND - 1))
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VOL_MOUNTS=""
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VOLS=""
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COMMA=""
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for i in $@
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do
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VOL_MOUNTS="${VOL_MOUNTS}${COMMA}{\"name\": \"${i}\",\"mountPath\": \"/pvcs/${i}\"}"
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VOLS="${VOLS}${COMMA}{\"name\": \"${i}\",\"persistentVolumeClaim\": {\"claimName\": \"${i}\"}}"
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COMMA=","
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done
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kubectl run -it --rm --restart=Never --image=${IMAGE} pvc-mounter-${SUFFIX} --overrides "
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{
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\"spec\": {
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\"hostNetwork\": true,
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\"containers\":[
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{
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\"args\": [\"${COMMAND}\"],
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\"stdin\": true,
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\"tty\": true,
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\"name\": \"pvc\",
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\"image\": \"${IMAGE}\",
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\"volumeMounts\": [
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${VOL_MOUNTS}
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]
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}
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],
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\"volumes\": [
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${VOLS}
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]
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}
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}
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" -- ${COMMAND}
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