102 lines
3.9 KiB
Bash
Executable file
102 lines
3.9 KiB
Bash
Executable file
#!/usr/bin/bash
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# Push VM-Disk-Image on server
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set -eu
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show_help() {
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cat << EOF >&2
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Usage: $(basename "$0") [-u vmname] [-d vmname] [-a] [-t]"
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When using option -u (upload), the disk from VM vmname will be synced on server.
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Otherwise the images from images.list and xml-directory will be synced from server.
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Using flag -t all torrents and xml-VM-Definitions will be synced
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EOF
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}
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VM_DIR="/tmp/${SUDO_UID}/vmimages"
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upload_image() {
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# check if VM-Diskimage exists
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if [[ ! (-f "/var/lib/libvirt/images/${VM_NAME}.qcow2" || -f "${VM_DIR}/${VM_NAME}.qcow2") ]]; then
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echo "File not found ${VM_NAME}.qcow2" >&2
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exit 1
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fi
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# link private VM-Diskimage to system-Dir
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if [[ -f "${VM_DIR}/${VM_NAME}.qcow2" \
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&& ( -f "/var/lib/libvirt/images/${VM_NAME}.qcow2" && ("${VM_DIR}/${VM_NAME}.qcow2" -nt "/var/lib/libvirt/images/${VM_NAME}.qcow2") \
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|| ! -f "/var/lib/libvirt/images/${VM_NAME}.qcow2") ]]; then
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echo "copy private VM-Diskimage to system-dir"
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ln -f "${VM_DIR}/${VM_NAME}.qcow2" "/var/lib/libvirt/images/${VM_NAME}.qcow2"
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fi
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# check if VM-Machine-Definition XML exists
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if [[ ! (-f "/var/lib/libvirt/images/xml/${VM_NAME}.xml" || -f "${VM_DIR}/xml/${VM_NAME}.xml") ]]; then
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echo "File not found ${VM_NAME}.xml" >&2
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exit 1
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fi
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# copy private VM-Maschine-Definition XML to system-Dir
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if [[ -f "${VM_DIR}/xml/${VM_NAME}.xml" \
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&& ( -f "/var/lib/libvirt/images/xml/${VM_NAME}.xml" && $(cmp -s "${VM_DIR}/xml/${VM_NAME}.xml" "/var/lib/libvirt/images/xml/${VM_NAME}.xml") \
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|| ! -f "/var/lib/libvirt/images/xml/${VM_NAME}.xml") ]]; then
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echo "copy private VM-Maschine-Definition XML to system-dir"
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cp "${VM_DIR}/xml/${VM_NAME}.xml" "/var/lib/libvirt/images/xml/"
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fi
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# (re-) create torrent file
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/usr/local/bin/vmimage-torrent create "${VM_NAME}.qcow2"
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# Upload Torrent, qcow2 and machine-definition-XML
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[[ -f "/var/lib/libvirt/images/${VM_NAME}.qcow2.torrent" ]] && rsync -av --password-file=/etc/rsync.secret \
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"/var/lib/libvirt/images/${VM_NAME}.qcow2.torrent" rsync://vmuser@server:/vmimages-upload/
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rsync -av --password-file=/etc/rsync.secret "/var/lib/libvirt/images/${VM_NAME}.qcow2" \
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rsync://vmuser@server:/vmimages-upload/
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rsync -av --password-file=/etc/rsync.secret "/var/lib/libvirt/images/xml/${VM_NAME}.xml" \
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rsync://vmuser@server:/vmimages-upload/xml/
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}
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download_image() {
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if [[ -f "/var/lib/libvirt/images/${VM_NAME}.qcow2.torrent" ]]; then
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cd /var/lib/libvirt/images
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ctorrent -e 0 "${VM_NAME}.qcow2.torrent"
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/usr/local/bin/vmimage-torrent restart "${VM_NAME}.qcow2"
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else
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rsync -av --password-file=/etc/rsync.secret \
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"rsync://vmuser@server:/vmimages-download/${VM_NAME}.qcow2" \
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/var/lib/libvirt/images/
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rsync -av --password-file=/etc/rsync.secret \
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"rsync://vmuser@server:/vmimages-download/xml/${VM_NAME}.xml" \
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/var/lib/libvirt/images/xml/
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fi
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}
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sync_all_images() {
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rsync -av --password-file=/etc/rsync.secret --files-from=/var/lib/libvirt/images/images.list \
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rsync://vmuser@server:/vmimages-download/ /var/lib/libvirt/images/
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rsync -av --password-file=/etc/rsync.secret rsync://vmuser@server:/vmimages-download/xml \
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/var/lib/libvirt/images/
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}
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sync_all_torrents() {
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rsync -av --password-file=/etc/rsync.secret rsync://vmuser@server:/vmimages-download/*.torrent \
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/var/lib/libvirt/images/
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rsync -av --password-file=/etc/rsync.secret rsync://vmuser@server:/vmimages-download/xml \
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/var/lib/libvirt/images/
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}
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while getopts ':u:d:at' OPTION; do
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case "$OPTION" in
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u)
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VM_NAME=$OPTARG
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upload_image
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;;
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d)
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VM_NAME=$OPTARG
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download_image
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;;
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a)
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sync_all_images
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;;
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t)
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sync_all_torrents
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;;
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?)
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show_help
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exit 1
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;;
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esac
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done
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