lab-infra/scripts/launch-vm.sh
2024-10-12 00:20:58 +02:00

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#!@bash@/bin/bash
# shellcheck shell=bash
set -o errexit
set -o nounset
set -o pipefail
MACHINE=""
HOSTFWD=""
while getopts 'p:o:h' opt; do
case "$opt" in
p)
HOSTFWD=",hostfwd=tcp::$OPTARG$HOSTFWD"
;;
o)
MACHINE="$OPTARG"
;;
h|?)
echo "Usage: $(basename "$0") [-p hostport-:guestport] -o MACHINE"
exit 1
;;
esac
done
shift "$((OPTIND -1))"
if [ -z "$MACHINE" ]; then echo "-o option needed"; exit 1; fi
DRV_PATH=$(@colmena@/bin/colmena eval --instantiate -E "{nodes, ...}: nodes.$MACHINE.config.system.build.vm")
echo "Realising $DRV_PATH"
RESULT=$(nix-store -r "$DRV_PATH")
echo "Built $RESULT, launching VM ..."
"$RESULT/bin/run-$MACHINE-vm" -device e1000,netdev=net0 -netdev "user,id=net0$HOSTFWD"