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#!/usr/bin/env bash |
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set -Eeuo pipefail |
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: "${UUID:=""}" |
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: "${HPET:="off"}" |
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: "${VMPORT:="off"}" |
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: "${SERIAL:="mon:stdio"}" |
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: "${USB:="qemu-xhci,id=xhci,p2=7,p3=7"}" |
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: "${MONITOR:="telnet:localhost:$MON_PORT,server,nowait,nodelay"}" |
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: "${SMP:="$CPU_CORES,sockets=1,dies=1,cores=$CPU_CORES,threads=1"}" |
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msg="Configuring QEMU..." |
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html "$msg" |
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[[ "$DEBUG" == [Yy1]* ]] && echo "$msg" |
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DEV_OPTS="" |
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DEF_OPTS="-nodefaults" |
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SERIAL_OPTS="-serial $SERIAL" |
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CPU_OPTS="-cpu $CPU_FLAGS -smp $SMP" |
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RAM_OPTS=$(echo "-m ${RAM_SIZE^^}" | sed 's/MB/M/g;s/GB/G/g;s/TB/T/g') |
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MON_OPTS="-monitor $MONITOR -name $PROCESS,process=$PROCESS,debug-threads=on" |
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MAC_OPTS="-machine type=${MACHINE},smm=${SECURE},graphics=off,vmport=${VMPORT},dump-guest-core=off,hpet=${HPET}${KVM_OPTS}" |
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[ -n "$UUID" ] && MAC_OPTS+=" -uuid $UUID" |
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[ -n "$SM_BIOS" ] && MAC_OPTS+=" $SM_BIOS" |
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if [[ "${MACHINE,,}" != "pc"* ]]; then |
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DEV_OPTS="-object rng-random,id=objrng0,filename=/dev/urandom" |
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DEV_OPTS+=" -device virtio-rng-pci,rng=objrng0,id=rng0,bus=pcie.0" |
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if [[ "${BOOT_MODE,,}" != "windows"* ]]; then |
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DEV_OPTS+=" -device virtio-balloon-pci,id=balloon0,bus=pcie.0" |
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fi |
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fi |
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if [ -d "/shared" ] && [[ "${BOOT_MODE,,}" != "windows"* ]]; then |
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DEV_OPTS+=" -fsdev local,id=fsdev0,path=/shared,security_model=none" |
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DEV_OPTS+=" -device virtio-9p-pci,id=fs0,fsdev=fsdev0,mount_tag=shared" |
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fi |
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[ -n "$USB" ] && [[ "${USB,,}" != "no"* ]] && USB_OPTS="-device $USB -device usb-tablet" |
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ARGS="$DEF_OPTS $CPU_OPTS $RAM_OPTS $MAC_OPTS $DISPLAY_OPTS $MON_OPTS $SERIAL_OPTS ${USB_OPTS:-} $NET_OPTS $DISK_OPTS $BOOT_OPTS $DEV_OPTS $ARGUMENTS" |
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ARGS=$(echo "$ARGS" | sed 's/\t/ /g' | tr -s ' ') |
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if [[ "${DISPLAY,,}" == "web" ]]; then |
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[ ! -f "$INFO" ] && error "File $INFO not found?!" |
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rm -f "$INFO" |
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[ ! -f "$PAGE" ] && error "File $PAGE not found?!" |
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rm -f "$PAGE" |
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else |
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if [[ "${DISPLAY,,}" == "vnc" ]]; then |
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html "You can now connect to VNC on port $VNC_PORT." "0" |
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else |
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html "The virtual machine was booted successfully." "0" |
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fi |
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fi |
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if [[ "$RAM_CHECK" != [Nn]* ]]; then |
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RAM_AVAIL=$(free -b | grep -m 1 Mem: | awk '{print $7}') |
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AVAIL_MEM=$(formatBytes "$RAM_AVAIL") |
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if (( (RAM_WANTED + RAM_SPARE) > RAM_AVAIL )); then |
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msg="Your configured RAM_SIZE of ${RAM_SIZE/G/ GB} is too high for the $AVAIL_MEM of memory available, please set a lower value." |
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[[ "${FS,,}" != "zfs" ]] && error "$msg" && exit 17 |
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info "$msg" |
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else |
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if (( (RAM_WANTED + (RAM_SPARE * 3)) > RAM_AVAIL )); then |
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msg="your configured RAM_SIZE of ${RAM_SIZE/G/ GB} is very close to the $AVAIL_MEM of memory available, please consider a lower value." |
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if [[ "${FS,,}" != "zfs" ]]; then |
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warn "$msg" |
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else |
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info "$msg" |
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fi |
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fi |
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fi |
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fi |
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if [[ "$DEBUG" == [Yy1]* ]]; then |
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printf "QEMU arguments:\n\n%s\n\n" "${ARGS// -/$'\n-'}" |
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fi |
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return 0 |
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