62 lines
2.3 KiB
Bash
Executable file
62 lines
2.3 KiB
Bash
Executable file
#!/usr/bin/bash
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#
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# Start a netboot VM connected to macvtap device and fraction of mem/cpus
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#
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set -eu
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menu=(standard "CLI Standard Debian GNU/Linux"
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kde-desktop "KDE Plasma Desktop Debian GNU/Linux"
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gnome-desktop "Gnome Desktop Debian GNU/Linux")
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img=$(dialog --clear --backtitle "Virtual Machine Chooser" \
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--title "Choose the Virtual Machine to Start" \
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--menu "Start VM:" 12 60 6 \
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"${menu[@]}" 2>&1 >/dev/tty)
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if [[ -z $img ]] ; then
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echo "Starting VM canceled."
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exit 1
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fi
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mac="$(ip link | grep -A1 "vm-macvtap" | \
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sed -nE "s%\s+link/ether ([[:xdigit:]:]{17}) .+%\1%p")"
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if [[ $# -eq 0 ]] ; then
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mem=$(sed -En "s/^MemTotal:\s+([0-9]+)\s+kB/\1/p" /proc/meminfo)
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cpu=$(sed -En "0,/^cpu cores/s/^cpu cores\s+:\s+([0-9]+)/\1/p" /proc/cpuinfo)
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arg=("--memory=$((mem/2048))" "--vcpu=$((cpu/2))")
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echo Set options: "${arg[@]}"
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else
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arg=("$@")
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fi
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kernel="http://livebox/d-i/n-live/$img/live/vmlinuz"
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initrd="http://livebox/d-i/n-live/$img/live/initrd.img"
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kargs=(boot=live components splash locales=de_DE.UTF-8 keyboard-layouts=de \
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swap=true live-config.timezone=Europe/Berlin netboot=nfs \
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"nfsroot=10.190.1.2:/srv/nfs/debian-live/$img/")
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type="ethernet,mac=${mac},target.dev=vm-macvtap,xpath1.set=./target/@managed=no"
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## FIXME: use passt, needs more settings for correct DNS/gateway
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# type=user,xpath1.create=./backend,xpath2.set=./backend/@type=passt,xpath3.create=./ip,xpath4.set=./ip/@family=ipv4,xpath5.set=./ip/@address=172.16.1.1,xpath6.set=./ip/@prefix=24,xpath7.create=./portForward,xpath8.set=./portForward/@proto=tcp,xpath9.set=./portForward/range/@start=2001,xpath10.set=./portForward/range/@end=2500,xpath11.set=./portForward/range/@to=1
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case "$img" in
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standard)
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arg+=("--autoconsole=text")
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kargs+=("console=ttyS0")
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;;
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*)
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;;
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esac
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http_proxy='' XDG_CONFIG_HOME="/tmp/${UID}/.config" \
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exec virt-install \
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--name "$img" \
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--osinfo debiantesting \
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--nodisks --import --noreboot --transient \
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--controller type=scsi,model=virtio-scsi \
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--install kernel="$kernel",initrd="$initrd",kernel_args="${kargs[*]}" \
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--network "type=$type" "${arg[@]}"
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# --filesystem "$HOME",share
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# mount -t 9p share /mnt
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