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69 lines
2.4 KiB
Bash
69 lines
2.4 KiB
Bash
#!/usr/bin/env bash
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# ----------------------------------------------------------------------------------------------------
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# AUTHOR : KARTHICK S
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# PURPOSE : THIS SCRIPT WILL EXPORT/IMPORT THE CONFIG AND VM DISK.
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#
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# usage:
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# export function will take care of exporting the necessary for all VM. Run as "<scriptname.sh> export"
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# import function will take care of importing the necessary for all VM. Run as "<scriptname.sh> import"
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#
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# NOTE: Do not add trailing / for the directory when giving export and import path.
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#------------------------------------------------------------------------------------------------------
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# Trigger the script with root user or exit.
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if [[ ${UID} -ne 0 ]]; then
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echo -e "[EXIT] - Run the script as root user or with sudo privilege..."
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exit
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fi
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function export_vm(){
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# Get the export location.
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read -p "Provide the directory path where disk and config files to be exported: " EXPORT_LOCATION
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# Create the destination directory if not exists.
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[[ -d ${EXPORT_LOCATION} ]] || mkdir -p ${EXPORT_LOCATION}
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# Exporting the config using virsh dumpxml command.
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VM_NAMES=($(virsh list --all| awk '(NR>2)' | awk '{ print $2 }'))
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for VM in ${VM_NAMES[@]}; do
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virsh dumpxml ${VM} > ${EXPORT_LOCATION}/${VM}.xml
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done
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# Using rsync copy the entire directory from default location.
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echo -e "\n[ Copying disk images ]\n" && sudo rsync -avxp --progress /var/lib/libvirt/images ${EXPORT_LOCATION}
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echo -e "\n[ Exported Files ] \n" && ls -lR ${EXPORT_LOCATION}
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}
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function import_vm(){
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# Get the source location.
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read -p "Provide the directory path where disk and config files are stored: " SOURCE_LOCATION
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# Throws error if directory is not available and exit.
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[[ -d ${SOURCE_LOCATION} ]] || { echo "Directory not available"; exit 1 ; }
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# Copy all the files to default disk location.
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echo -e "[ Copying disk images ]\n" && sudo rsync -avxp --progress ${SOURCE_LOCATION}/images /var/lib/libvirt/
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if [[ $? -eq 0 ]]; then
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# Define VM
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echo -e "\n[ Defining VM ]\n"
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for XML_FILE in ${SOURCE_LOCATION}/*.xml; do
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virsh define --file ${XML_FILE}
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done
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echo -e "\n[ Imported VM List ]\n" && virsh list --all
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fi
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}
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case $1 in
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export ) export_vm ;;
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import ) import_vm ;;
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*) echo -e "USAGE :
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kvm_export_import.sh export - Export config and disk
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kvm_export_import.sh import - Define VM and copy the disk"; exit
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esac |