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cwilkers/zap-odf-pvs.sh

Created August 8, 2024 15:30
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Clear old data on PVs for ODF after reinstalling
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zap-odf-pvs.sh
#!/bin/bash
for pod in $(oc -n openshift-storage get pod -l app=rook-ceph-osd-prepare -o name)
do
DISK=$(oc -n openshift-storage get $pod -oyaml | grep -A1 ROOK_DATA_DEVICES | awk -F'"' '/value/ {print $4}')
oc -n openshift-storage debug $pod -- bash -c "sgdisk --zap-all $DISK; dd if=/dev/zero of=$DISK bs=1M count=100 oflag=direct,dsync"
done
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