98 lines
2.5 KiB
Bash
Executable file
98 lines
2.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -eo pipefail
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if [[ -z "$VMNAME" ]]; then
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echo "VMNAME not specified, aborting" >&2
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exit 1
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fi
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if [[ -z "$DEBUG" ]]; then
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DEBUG=
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fi
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set -u
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SUDO=sudo
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$SUDO true
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NET_CONF_FILE="$(sudo mktemp)"
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# create bridge
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NET_CONF_FILE="$NET_CONF_FILE" $DEBUG $SUDO --preserve-env=NET_CONF_FILE \
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./net create
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# rebind devices
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for device in $(< vfio_devices.txt); do
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$DEBUG $SUDO ./pci vfio_rebind_device "$device"
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done
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# efi variables
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EFI_VARS="$(mktemp)"
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cp /usr/share/ovmf/x64/OVMF_VARS.fd "$EFI_VARS"
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EFI_FIRMWARE=/usr/share/ovmf/x64/OVMF_CODE.fd
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base_path=base
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default_path=default
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hardware_path=hardware
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specific_path="$VMNAME"
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if [[ -e "$base_path.conf.tmpl" ]]; then
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(
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# shellcheck disable=SC1090
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[[ -e "$base_path.sh" ]] && source "$base_path.sh"
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envsubst < "$base_path.conf.tmpl" > "$base_path.conf"
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)
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fi
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if [[ -e "$default_path.conf.tmpl" ]]; then
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(
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# shellcheck disable=SC1090
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[[ -e "$default_path.sh" ]] && source "$default_path.sh"
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envsubst < "$default_path.conf.tmpl" > "$default_path.conf"
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)
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fi
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if [[ -e "$hardware_path.conf.tmpl" ]]; then
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(
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# shellcheck disable=SC1090
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[[ -e "$hardware_path.sh" ]] && source "$hardware_path.sh"
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envsubst < "$hardware_path.conf.tmpl" > "$hardware_path.conf"
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)
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fi
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if [[ -e "$specific_path.conf.tmpl" ]]; then
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(
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# shellcheck disable=SC1090
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[[ -e "$specific_path.sh" ]] && source "$specific_path.sh"
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envsubst < "$specific_path.conf.tmpl" > "$specific_path.conf"
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)
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fi
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if [[ -e "pre-start.sh" ]]; then
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./pre-start.sh
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fi
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if [[ -e "pre-start-$VMNAME.sh" ]]; then
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./"pre-start-$VMNAME.sh"
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fi
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# run qemu
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base_arguments=()
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default_arguments=()
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hardware_arguments=()
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specific_arguments=()
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# mask EOF
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read -ra base_arguments -d '' < "$base_path.conf" || true
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read -ra default_arguments -d '' < "$default_path.conf" || true
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read -ra hardware_arguments -d '' < "$hardware_path.conf" || true
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read -ra specific_arguments -d '' < "$specific_path.conf" || true
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$DEBUG $SUDO nice --adjustment=-20 taskset --cpu-list '1-5,7-11' \
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qemu-system-x86_64 \
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-name "$VMNAME,process=VMNAME" \
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-drive if=pflash,format=raw,readonly=on,file="$EFI_FIRMWARE" \
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-drive if=pflash,format=raw,file="$EFI_VARS" \
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"${base_arguments[@]}" \
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"${default_arguments[@]}" \
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"${hardware_arguments[@]}" \
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"${specific_arguments[@]}"
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NET_CONF_FILE="$NET_CONF_FILE" $DEBUG $SUDO --preserve-env=NET_CONF_FILE \
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./net delete
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