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🌱 Check disk before provisioning (bare-metal) (#1433)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| #!/bin/bash | ||
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| # Copyright 2024 The Kubernetes Authors. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
|
|
||
| trap 'echo "ERROR: A command has failed. Exiting the script. Line was ($0:$LINENO): $(sed -n "${LINENO}p" "$0")"; exit 3' ERR | ||
| set -Eeuo pipefail | ||
|
|
||
| function usage() { | ||
| echo "$0 wwn1 [wwn2 ...]" | ||
| echo " Check given disks." | ||
| echo " Exit 0: Disks look good." | ||
| echo " Exit 1: Disks seem faulty." | ||
| echo " Exit 3: Some other error (like invalid WWN)" | ||
| echo "Existing WWNs:" | ||
| lsblk -oNAME,WWN | grep -vi loop || true | ||
| } | ||
|
|
||
| if [ $# -eq 0 ]; then | ||
| echo "Error: No WWN was provided." | ||
| echo | ||
| usage | ||
| exit 3 | ||
| fi | ||
|
|
||
| install_smartmontools() { | ||
| if [[ -f /etc/os-release ]]; then | ||
| # shellcheck disable=SC1091 | ||
| . /etc/os-release | ||
| case "$ID" in | ||
| debian | ubuntu) | ||
| sudo apt-get update -qq | ||
| sudo DEBIAN_FRONTEND=noninteractive apt-get install -y -qq -o Dpkg::Progress-Fancy="0" smartmontools | | ||
| { grep -vP '^(NEEDRESTART|Selecting previously unselected|.Reading database|Preparing to unpack|Unpacking|Setting up|Processing)' || true; } | ||
| ;; | ||
| centos | rhel | fedora) | ||
| sudo yum install -y smartmontools | ||
| ;; | ||
| opensuse | sles) | ||
| sudo zypper install --non-interactive smartmontools | ||
| ;; | ||
| arch | manjaro) | ||
| sudo pacman -Sy --noconfirm smartmontools | ||
| ;; | ||
| *) | ||
| echo "Unsupported distribution: $ID" | ||
| exit 1 | ||
| ;; | ||
| esac | ||
| else | ||
| echo "Cannot detect the operating system." | ||
| exit 1 | ||
| fi | ||
| } | ||
|
|
||
| # In the rescue system smartctl is always available. This is just needed if the | ||
| # script gets executed by hand (outside caph) | ||
| if ! type smartctl >/dev/null 2>&1; then | ||
| echo "INFO: smartctl not installed yet. If possible, please provide smartmontools in your machine image." | ||
| install_smartmontools | ||
| fi | ||
|
|
||
| result=$(mktemp) | ||
| trap 'rm -f "$result"' EXIT | ||
|
|
||
| # Iterate over all input arguments | ||
| for wwn in "$@"; do | ||
| if ! lsblk -l -oWWN | grep -qFx "${wwn}"; then | ||
| echo "$wwn is not a WWN of this machine" | ||
| echo | ||
| usage | ||
| exit 3 | ||
| fi | ||
| device=$(lsblk -oNAME,WWN,TYPE | grep disk | grep "$wwn" | cut -d' ' -f1) | ||
| if [ -z "$device" ]; then | ||
| echo "Failed to find device for WWN $wwn" | ||
| exit 3 | ||
| fi | ||
| smartctl -H "/dev/$device" | { grep -vP '^(smartctl \d+\.\d+.*|Copyright|=+ START OF)' || true; } | | ||
| { grep -v '^$' || true; } | | ||
| sed "s#^#$wwn (/dev/$device): #" >>"$result" | ||
| done | ||
| errors=$(grep -v PASSED "$result" || true) | ||
| if [ -n "$errors" ]; then | ||
| #some lines don't contain "PASSED". There was an error. | ||
| echo "check-disk failed!" | ||
| echo "$errors" | ||
| exit 1 | ||
| fi | ||
| cat "$result" | ||
| exit 0 |
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