23 lines
688 B
Bash
Executable File
23 lines
688 B
Bash
Executable File
#!/usr/bin/env bash
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set -xeu
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if [[ ${EUID} -ne 0 || ${UID} -ne 0 ]]; then
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>&2 echo "$0: error: please run this script as root"
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exit 1
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fi
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ROOT_DEVICE=$(mount | grep 'on / ' | awk '{print $1}')
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ROOT_PARTITION="${ROOT_DEVICE: -1}"
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if [[ "${ROOT_DEVICE}" =~ "mmcblk" || "${ROOT_DEVICE}" =~ "nvme" ]]; then
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PARENT_ROOT_DEVICE=$(echo "${ROOT_DEVICE}" | rev | sed -r 's/^.{2}//' | rev)
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elif [[ "${ROOT_DEVICE}" =~ "vd" || "${ROOT_DEVICE}" =~ "sd" ]]; then
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PARENT_ROOT_DEVICE=$(echo "${ROOT_DEVICE}" | rev | sed -r 's/^.{1}//' | rev)
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else
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>&2 echo "$0: device type unsupported"
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exit 1
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fi
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growpart "${PARENT_ROOT_DEVICE}" "${ROOT_PARTITION}"
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resize2fs "${ROOT_DEVICE}"
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