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Check mount point before mounting in raid disk script. #560

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Merged
MegaByte875 merged 2 commits into from
Jul 19, 2025
Merged

Check mount point before mounting in raid disk script. #560

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9ef9ed2
Check mount point before mounting in raid disk script.
kevinliu24 Jul 18, 2025
0fbb9e3
Add mountpoint check in gke raid disk script
kevinliu24 Jul 18, 2025
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20 changes: 17 additions & 3 deletions config/samples/raid-disks/eks-daemonset-raid-disks.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -139,7 +139,21 @@ spec:

mountpoint=/mnt/disks/raid0
mkdir -p "${mountpoint}"
echo "Mounting '${device}' at '${mountpoint}'"
mount -o discard,defaults "${device}" "${mountpoint}"
chmod a+w "${mountpoint}"

echo "Checking if device '${device}' is already mounted at '${mountpoint}'"
device_real=$(readlink -f "$device")
if mountpoint -q "$mountpoint"; then
mounted_device=$(findmnt -nro SOURCE --target "$mountpoint" | xargs readlink -f)

if [ "$mounted_device" != "$device_real" ]; then
echo "error: '${mountpoint}' is already mounted to '${mounted_device}', unable to mount '${device}'."
exit 1
else
echo "'${device}' is already mounted to '${mountpoint}'. Skipping mount"
fi
else
echo "Mounting '${device}' at '${mountpoint}'"
mount -o discard,defaults "${device}" "${mountpoint}"
chmod a+w "${mountpoint}"
fi
rm -rf /mnt/disks/raid0/*
20 changes: 17 additions & 3 deletions config/samples/raid-disks/gke-daemonset-raid-disks.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -55,7 +55,21 @@ spec:

mountpoint=/mnt/disks/raid0
mkdir -p "${mountpoint}"
echo "Mounting '${device}' at '${mountpoint}'"
mount -o discard,defaults "${device}" "${mountpoint}"
chmod a+w "${mountpoint}"

echo "Checking if device '${device}' is already mounted at '${mountpoint}'"
device_real=$(readlink -f "$device")
if mountpoint -q "$mountpoint"; then
mounted_device=$(findmnt -nro SOURCE --target "$mountpoint" | xargs readlink -f)

if [ "$mounted_device" != "$device_real" ]; then
echo "error: '${mountpoint}' is already mounted to '${mounted_device}', unable to mount '${device}'."
exit 1
else
echo "'${device}' is already mounted to '${mountpoint}'. Skipping mount"
fi
else
echo "Mounting '${device}' at '${mountpoint}'"
mount -o discard,defaults "${device}" "${mountpoint}"
chmod a+w "${mountpoint}"
end
rm -rf /mnt/disks/raid0/*