48 lines
1.5 KiB
Bash
Executable file
48 lines
1.5 KiB
Bash
Executable file
#!/usr/bin/bash
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# create 1st level-Clones
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set -eu
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# if less than two arguments supplied, display usage
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if [[ $# -ne 2 ]]; then
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echo "This script takes as input the name of the VM to clone" >&2
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echo "Usage: $0 vm_name_orig vm_name_clone" >&2
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exit 1
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fi
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VM_NAME=$1
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VM_CLONE=$2
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VM_DIR="/tmp/${UID}/vm"
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# Create User-VM-Dir and link system VM-Images
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[[ -d "${VM_DIR}" ]] || mkdir -p "${VM_DIR}"
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sudo /usr/local/bin/link-images.sh
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# change to image-directory
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cd "${VM_DIR}"
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if { [[ ! -f "${VM_NAME}.xml" ]] && [[ ! -f "/lmn/vm/${VM_NAME}.xml" ]]; } || [[ ! -f "${VM_NAME}.qcow2" ]]; then
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echo "xml or qcow2 File does not exists." >&2
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exit 1
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fi
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qemu-img create -f qcow2 -F qcow2 -b "${VM_NAME}.qcow2" "${VM_NAME}-${VM_CLONE}.qcow2"
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chmod a-w "${VM_NAME}-${VM_CLONE}.qcow2"
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# virsh --connect=qemu:///system dumpxml "${VM_NAME}" > "xml/${VM_NAME}-${VM_CLONE}.xml"
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# copy machine-definition-file
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if [[ -f "${VM_NAME}.xml" ]]; then
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cp "${VM_NAME}.xml" "${VM_NAME}-${VM_CLONE}.xml"
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elif [[ -f "/lmn/vm/${VM_NAME}.xml" ]]; then
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cp "/lmn/vm/${VM_NAME}.xml" "${VM_NAME}-${VM_CLONE}.xml"
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else
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echo "no machine definition file found" >&2
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exit 1
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fi
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# hardware addresses need to be removed, libvirt will assign
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# new addresses automatically
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# and actually rename the vm: (this also updates the storage path)
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sed -i -E \
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-e '/<uuid>.+<\/uuid>/d' \
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-e '/.+mac address.+[[:xdigit:]:]{17}.+/d' \
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-e "s/${VM_NAME}/${VM_NAME}-${VM_CLONE}/" "${VM_NAME}-${VM_CLONE}.xml"
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