44 lines
1.1 KiB
Bash
Executable file
44 lines
1.1 KiB
Bash
Executable file
#!/usr/bin/bash
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# create VM clone
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set -eu
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# if less or more than one arguments supplied, display usage
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if [[ $# -ne 1 ]]; 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" >&2
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exit 1
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fi
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# change to image-directory
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cd /var/lib/libvirt/images
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VM_NAME=$1
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if [[ ! -f "xml/${VM_NAME}.xml" ]] || [[ ! -f "${VM_NAME}.qcow2" ]]; then
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echo "xml or qcow2 File does not exists." >&2
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exit 1
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fi
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VM_DIR="/tmp/${UID}/vmimages"
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VM_XML="${VM_DIR}/xml/${VM_NAME}-clone.xml"
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# Create User-VM-Dir and link system VM-Images
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[[ -d "${VM_DIR}/xml" ]] || mkdir -p "${VM_DIR}/xml"
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sudo /usr/local/bin/link-images.sh
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# Create backing file
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cd "${VM_DIR}"
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qemu-img create -f qcow2 -F qcow2 -b "${VM_NAME}.qcow2" "${VM_NAME}-clone.qcow2"
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# Create machine-definition-file
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cp "/var/lib/libvirt/images/xml/${VM_NAME}.xml" "${VM_XML}"
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# set VM_DIR:
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sed -i "s:VMIMAGEDIR:${VM_DIR}:" "${VM_XML}"
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# and actually rename the vm (this also updates part of the storage path):
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sed -i "s/${VM_NAME}/${VM_NAME}-clone/" "${VM_XML}"
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# set virtiofs-Socket
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sed -i "s:VIRTIOFSSOCKET:${XDG_RUNTIME_DIR}/virtiofs/${VM_NAME}-clone.sock:" "${VM_XML}"
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