Wei Zhou 62efe7433d
scripts: mark multipath scripts as executable (#8524)
This PR marks the multipath scripts as executable.

This fixes the issue that in 4.19.0.0-RC2, vms can not be stopped in ubuntu hosts.

2024-01-17 12:56:26,061 ERROR [c.c.v.VmWorkJobHandlerProxy] (Work-Job-Executor-4:ctx-e3503563 job-38/job-39 ctx-42706275) (logid:81ede4e9) Invocation exception, caused by: com.cloud.utils.exception.CloudRuntimeException: Unable to stop the virtual machine due to java.lang.NullPointerException
        at com.cloud.utils.script.Script.getExitValue(Script.java:74)
        at com.cloud.hypervisor.kvm.storage.MultipathSCSIAdapterBase.runScript(MultipathSCSIAdapterBase.java:476)
        at com.cloud.hypervisor.kvm.storage.MultipathSCSIAdapterBase.disconnectPhysicalDiskByPath(MultipathSCSIAdapterBase.java:226)
        at com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager.disconnectPhysicalDiskByPath(KVMStoragePoolManager.java:205)
        at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.cleanupDisk(LibvirtComputingResource.java:3335)
        at com.cloud.hypervisor.kvm.resource.wrapper.LibvirtStopCommandWrapper.execute(LibvirtStopCommandWrapper.java:101)
        at com.cloud.hypervisor.kvm.resource.wrapper.LibvirtStopCommandWrapper.execute(LibvirtStopCommandWrapper.java:49)
        at com.cloud.hypervisor.kvm.resource.wrapper.LibvirtRequestWrapper.execute(LibvirtRequestWrapper.java:78)
        at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1903)
2024-01-18 18:06:28 +05:30

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#!/usr/bin/env bash
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
notifyqemu() {
if `virsh help 2>/dev/null | grep -q blockresize`
then
if `virsh domstate $VMNAME >/dev/null 2>&1`
then
sizeinkb=$(($NEWSIZE/1024))
devicepath=$(virsh domblklist $VMNAME | grep ${WWID} | awk '{print $1}')
virsh blockresize --path $devicepath --size $sizeinkb ${VMNAME} >/dev/null 2>&1
retval=$?
if [ -z $retval ] || [ $retval -ne 0 ]
then
log "failed to live resize $path to size of $sizeinkb kb" 1
else
liveresize='true'
fi
fi
fi
}
WWID=${1:?"WWID required"}
VMNAME=${2:?"VMName required"}
NEWSIZE=${3:?"New size required in bytes"}
WWID=$(echo $WWID | tr '[:upper:]' '[:lower:]')
export WWID VMNAME NEWSIZE
systemctl is-active multipathd || systemctl restart multipathd || {
echo "$(date): Multipathd is NOT running and cannot be started. This must be corrected before this host can access this storage volume."
logger -t "CS_SCSI_VOL_RESIZE" "Unable to notify running VM of resize for ${WWID} because multipathd is not currently running and cannot be started"
exit 1
}
logger -t "CS_SCSI_VOL_RESIZE" "${WWID} resizing disk path at /dev/mapper/3${WWID} STARTING"
for device in $(multipath -ll 3${WWID} | egrep '^ ' | awk '{print $2}'); do
echo "1" > /sys/bus/scsi/drivers/sd/${device}/rescan;
done
sleep 3
multipathd reconfigure
sleep 3
multipath -ll 3${WWID}
notifyqemu
logger -t "CS_SCSI_VOL_RESIZE" "${WWID} resizing disk path at /dev/mapper/3${WWID} COMPLETE"
exit 0