mirror of
https://github.com/tauri-apps/tauri.git
synced 2024-09-10 23:45:46 +03:00
174 lines
3.7 KiB
Bash
Executable File
174 lines
3.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -e
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LOG=/tmp/qemu.log
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LOCK=/tmp/qemu.lock
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if [ -n "${CROSS_DEBUG}" ]; then
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set -x
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fi
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# arch in the rust target
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arch="${1}"
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shift
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if [ "${CROSS_RUNNER}" = "" ]; then
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if [[ "${arch}" == i?86 ]] || [[ "${arch}" == x86_64 ]]; then
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CROSS_RUNNER=native
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else
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CROSS_RUNNER=qemu-user
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fi
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fi
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# select qemu arch
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qarch="${arch}"
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case "${arch}" in
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armv7)
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qarch="arm"
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;;
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i686)
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qarch="i386"
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;;
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powerpc)
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qarch="ppc"
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;;
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powerpc64)
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qarch="ppc64"
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;;
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powerpc64le)
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if [ "${CROSS_RUNNER}" = "qemu-user" ]; then
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qarch="ppc64le"
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else
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qarch="ppc64"
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fi
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;;
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esac
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case "${CROSS_RUNNER}" in
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native)
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exec "${@}"
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;;
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qemu-user)
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exec "qemu-${qarch}" "${@}"
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;;
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qemu-system)
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true
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;;
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*)
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echo "Invalid runner: \"${CROSS_RUNNER}\"";
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echo "Valid runners are: native, qemu-user and qemu-system"
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exit 1
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;;
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esac
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n="$(nproc)"
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memory=1G
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driver9p="virtio-9p-pci"
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drivernet="virtio-net-pci"
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# select qemu parameters
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case "${arch}" in
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aarch64)
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# 8 is the max number of cpu supported by qemu-aarch64
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n=$(( n > 8 ? 8 : n ))
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opt="-machine virt -cpu cortex-a57"
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;;
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armv7)
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opt="-machine virt"
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driver9p="virtio-9p-device"
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drivernet="virtio-net-device"
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;;
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i686)
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opt="-append console=ttyS0"
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;;
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mips|mipsel)
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# avoid kernel error
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# https://blahcat.github.io/2017/07/14/building-a-debian-stretch-qemu-image-for-mipsel/
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opt="-append nokaslr"
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n=1
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;;
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mips64el)
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# avoid kernel error
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# https://blahcat.github.io/2017/07/14/building-a-debian-stretch-qemu-image-for-mipsel/
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opt="-append nokaslr -cpu MIPS64R2-generic"
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n=1
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;;
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powerpc)
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opt="-append console=ttyPZ0"
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n=1
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;;
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powerpc64|powerpc64le)
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opt="-append console=hvc0 --nodefaults -serial stdio"
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;;
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s390x)
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n=1
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driver9p="virtio-9p-ccw"
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drivernet="virtio-net-ccw"
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;;
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sparc64)
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n=1
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driver9p+=",bus=pciB"
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drivernet+=",bus=pciB"
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;;
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x86_64)
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opt="-append console=ttyS0"
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;;
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esac
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(
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flock -n 200 || exit 0
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echo Booting QEMU virtual machine with $n cpus...
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QEMU_CMD="qemu-system-${qarch} \
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-m ${memory} \
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-smp ${n} \
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-nographic \
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-monitor none \
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-netdev user,id=net0,hostfwd=tcp::10022-:22 \
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-device ${drivernet},netdev=net0 \
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-kernel /qemu/kernel \
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-initrd /qemu/initrd.gz \
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${opt} \
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-fsdev local,id=fs0,path=/target,security_model=mapped \
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-device ${driver9p},fsdev=fs0,mount_tag=target"
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touch "${LOG}"
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if [[ -n "${CROSS_DEBUG}" ]]; then
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(${QEMU_CMD} 2>&1 | tee -a "${LOG}") &
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else
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${QEMU_CMD} >> "${LOG}" 2>&1 &
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fi
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# wait for dropbear
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for _ in $(seq 240); do
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if grep -q "Not backgrounding" "${LOG}"; then
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READY=1
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break
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fi
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sleep 0.5s
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done
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if [ -z "${READY}" ]; then
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if [ -n "${CROSS_DEBUG}" ]; then
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echo "Not ready but continuing because CROSS_DEBUG is set"
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else
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echo "Qemu is not ready after ${SECONDS} seconds..."
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echo "Set the environment variable CROSS_DEBUG=1 to debug"
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echo "Last 100 lines of qemu output:"
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tail -n 100 "${LOG}"
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exit 1
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fi
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fi
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echo "Booted in ${SECONDS} seconds"
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) 200>"${LOCK}"
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if [[ -t 1 ]] && [[ -t 2 ]]; then
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tty_flag='-t'
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fi
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exec dbclient ${tty_flag} -p 10022 -y -y root@localhost "${@}"
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