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openshift_orphaned_pod_cleaner.sh
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| #!/bin/bash | |
| # This script has to run as root directly IN coreOS. | |
| # Probably you shouldn't use it if you don't fully understand what it will do. | |
| # Optimized for OCP from : https://github.com/kubernetes/kubernetes/issues/60987 | |
| KUBELET_HOME=/var/lib | |
| PODS=$(journalctl --since "6 hour ago" --grep "orphaned pod" |awk -F"orphaned pod" '{print $2}'|awk '{print $1}' |sort -u |sed 's/"//g') | |
| for podid in $PODS; | |
| do | |
| if [ ! -d ${KUBELET_HOME}/kubelet/pods/$podid ]; then | |
| echo $podid already cleaned | |
| continue | |
| fi | |
| if [ -d ${KUBELET_HOME}/kubelet/pods/$podid/volume-subpaths/ ]; then | |
| mountpath=$(mount | grep ${KUBELET_HOME}/kubelet/pods/$podid/volume-subpaths/ | awk '{print $3}') | |
| for mntPath in $mountpath; | |
| do | |
| umount $mntPath | |
| done | |
| rm -rf ${KUBELET_HOME}/kubelet/pods/$podid/volume-subpaths | |
| fi | |
| csiMounts=$(mount | grep "${KUBELET_HOME}/kubelet/pods/$podid/volumes/kubernetes.io~csi") | |
| if [ "$csiMounts" != "" ]; then | |
| echo "csi is mounted at: $csiMounts" | |
| exit 1 | |
| else | |
| rm -rf ${KUBELET_HOME}/kubelet/pods/$podid/volumes/kubernetes.io~csi | |
| fi | |
| volumeTypes=$(ls ${KUBELET_HOME}/kubelet/pods/$podid/volumes/) | |
| for volumeType in $volumeTypes; | |
| do | |
| subVolumes=$(ls -A ${KUBELET_HOME}/kubelet/pods/$podid/volumes/$volumeType) | |
| if [ "$subVolumes" != "" ]; then | |
| echo "${KUBELET_HOME}/kubelet/pods/$podid/volumes/$volumeType contents volume: $subVolumes" | |
| exit 1 | |
| else | |
| rmdir ${KUBELET_HOME}/kubelet/pods/$podid/volumes/$volumeType | |
| fi | |
| done | |
| done |
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