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34 lines
1.3 KiB
34 lines
1.3 KiB
#!/bin/bash |
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# Check which virtualization technology to use |
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# We prefer kvm, kqemu, userspace in that order. |
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export PATH=/sbin:/bin:/usr/sbin:/usr/bin |
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[[ -x /usr/bin/qemu ]] && BIN=/usr/bin/qemu && ARGS="" |
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$(lsmod | grep -q '^kqemu ') && BIN=/usr/bin/qemu && ARGS="-kernel-kqemu -cpu host" |
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[[ -c /dev/kvm && -x /usr/bin/kvm ]] && BIN=/usr/bin/kvm && ARGS="-cpu host" |
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[[ -c /dev/kvm && -x /usr/bin/qemu-kvm ]] && BIN=/usr/bin/qemu-kvm && ARGS="-cpu host" |
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[[ -c /dev/kvm && -x /usr/libexec/qemu-kvm ]] && BIN=/usr/libexec/qemu-kvm && ARGS="-cpu host" |
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[[ -x /usr/bin/qemu-system-$(uname -i) ]] && BIN=/usr/bin/qemu-system-$(uname -i) && ARGS="" |
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[[ -c /dev/kvm && -x /usr/bin/qemu-system-$(uname -i) ]] && BIN=/usr/bin/qemu-system-$(uname -i) && ARGS="-enable-kvm -cpu host" |
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[[ $BIN ]] || { |
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echo "Could not find a working KVM or QEMU to test with!" >&2 |
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echo "Please install kvm or qemu." >&2 |
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exit 1 |
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} |
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KVERSION=${KVERSION-$(uname -r)} |
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VMLINUZ="/lib/modules/${KVERSION}/vmlinuz" |
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if ! [ -f "$VMLINUZ" ]; then |
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[[ -f /etc/machine-id ]] && read MACHINE_ID < /etc/machine-id |
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if [[ $MACHINE_ID ]] && ( [[ -d /boot/${MACHINE_ID} ]] || [[ -L /boot/${MACHINE_ID} ]] ); then |
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VMLINUZ="/boot/${MACHINE_ID}/$KVERSION/linux" |
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else |
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VMLINUZ="/boot/vmlinuz-${KVERSION}" |
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fi |
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fi |
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exec sudo $BIN $ARGS -kernel $VMLINUZ "$@"
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