diff options
Diffstat (limited to 'scripts/runqemu-internal')
| -rwxr-xr-x | scripts/runqemu-internal | 272 |
1 files changed, 147 insertions, 125 deletions
diff --git a/scripts/runqemu-internal b/scripts/runqemu-internal index 3c5282d89a..d4825d1548 100755 --- a/scripts/runqemu-internal +++ b/scripts/runqemu-internal @@ -104,135 +104,152 @@ fi NFSRUNNING="false" -acquire_lock() { - lockfile=$1 - if [ -z "$lockfile" ]; then - echo "Error: missing lockfile arg passed to acquire_lock()" - return 1 - fi - - touch $lockfile.lock - exec 8>$lockfile.lock - flock -n -x 8 - if [ $? -ne 0 ]; then - exec 8>&- - return 1 - fi - - return 0 -} - -release_lock() { - lockfile=$1 - if [ -z "$lockfile" ]; then - echo "Error: missing lockfile arg passed to release_lock()" - return 1 - fi - - rm -f $lockfile.lock - exec 8>&- -} - -LOCKDIR="/tmp/qemu-tap-locks" -if [ ! -d "$LOCKDIR" ]; then - mkdir $LOCKDIR - chmod 777 $LOCKDIR -fi - -IFCONFIG=`which ip 2> /dev/null` -if [ -z "$IFCONFIG" ]; then - IFCONFIG=/sbin/ip -fi -if [ ! -x "$IFCONFIG" ]; then - echo "$IFCONFIG cannot be executed" - exit 1 -fi - -POSSIBLE=`$IFCONFIG link | grep 'tap' | awk '{print $2}' | sed s/://` -TAP="" -LOCKFILE="" -for tap in $POSSIBLE; do - LOCKFILE="$LOCKDIR/$tap" - echo "Acquiring lockfile for $tap..." - acquire_lock $LOCKFILE - if [ $? -eq 0 ]; then - TAP=$tap - break - fi -done - -if [ "$TAP" = "" ]; then - if [ -e "$NOSUDO_FLAG" ]; then - echo "Error: There are no available tap devices to use for networking," - echo "and I see $NOSUDO_FLAG exists, so I am not going to try creating" - echo "a new one with sudo." - exit 1 +if [ "$SLIRP_ENABLED" = "yes" ]; then + KERNEL_NETWORK_CMD="" + QEMU_TAP_CMD="" + QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet" + if [ "$KVM_ACTIVE" = "yes" ]; then + QEMU_NETWORK_CMD="" + DROOT="/dev/vda" + ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio" + else + QEMU_NETWORK_CMD="" + DROOT="/dev/hda" + ROOTFS_OPTIONS="-hda $ROOTFS" fi - GROUPID=`id -g` - USERID=`id -u` - echo "Setting up tap interface under sudo" - # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded - # but inactive. This looks scary but is harmless - tap=`sudo $QEMUIFUP $USERID $GROUPID $OECORE_NATIVE_SYSROOT 2> /dev/null` - if [ $? -ne 0 ]; then - # Re-run standalone to see verbose errors - sudo $QEMUIFUP $USERID $GROUPID $OECORE_NATIVE_SYSROOT - return 1 - fi - LOCKFILE="$LOCKDIR/$tap" - echo "Acquiring lockfile for $tap..." - acquire_lock $LOCKFILE - if [ $? -eq 0 ]; then - TAP=$tap - fi else - echo "Using preconfigured tap device '$TAP'" -fi - -cleanup() { - if [ ! -e "$NOSUDO_FLAG" ]; then - # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded - # but inactive. This looks scary but is harmless - sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT 2> /dev/null - fi - echo "Releasing lockfile of preconfigured tap device '$TAP'" - release_lock $LOCKFILE + acquire_lock() { + lockfile=$1 + if [ -z "$lockfile" ]; then + echo "Error: missing lockfile arg passed to acquire_lock()" + return 1 + fi + + touch $lockfile.lock + exec 8>$lockfile.lock + flock -n -x 8 + if [ $? -ne 0 ]; then + exec 8>&- + return 1 + fi + + return 0 + } + + release_lock() { + lockfile=$1 + if [ -z "$lockfile" ]; then + echo "Error: missing lockfile arg passed to release_lock()" + return 1 + fi + + rm -f $lockfile.lock + exec 8>&- + } + + LOCKDIR="/tmp/qemu-tap-locks" + if [ ! -d "$LOCKDIR" ]; then + mkdir $LOCKDIR + chmod 777 $LOCKDIR + fi - if [ "$NFSRUNNING" = "true" ]; then - echo "Shutting down the userspace NFS server..." - echo "runqemu-export-rootfs stop $ROOTFS" - runqemu-export-rootfs stop $ROOTFS - fi - # If QEMU crashes or somehow tty properties are not restored - # after qemu exits, we need to run stty sane - stty sane -} + IFCONFIG=`which ip 2> /dev/null` + if [ -z "$IFCONFIG" ]; then + IFCONFIG=/sbin/ip + fi + if [ ! -x "$IFCONFIG" ]; then + echo "$IFCONFIG cannot be executed" + exit 1 + fi -n0=$(echo $TAP | sed 's/tap//') -n1=$(($n0 * 2 + 1)) -n2=$(($n1 + 1)) + POSSIBLE=`$IFCONFIG link | grep 'tap' | awk '{print $2}' | sed s/://` + TAP="" + LOCKFILE="" + for tap in $POSSIBLE; do + LOCKFILE="$LOCKDIR/$tap" + echo "Acquiring lockfile for $tap..." + acquire_lock $LOCKFILE + if [ $? -eq 0 ]; then + TAP=$tap + break + fi + done + + if [ "$TAP" = "" ]; then + if [ -e "$NOSUDO_FLAG" ]; then + echo "Error: There are no available tap devices to use for networking," + echo "and I see $NOSUDO_FLAG exists, so I am not going to try creating" + echo "a new one with sudo." + exit 1 + fi + + GROUPID=`id -g` + USERID=`id -u` + echo "Setting up tap interface under sudo" + # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded + # but inactive. This looks scary but is harmless + tap=`sudo $QEMUIFUP $USERID $GROUPID $OECORE_NATIVE_SYSROOT 2> /dev/null` + if [ $? -ne 0 ]; then + # Re-run standalone to see verbose errors + sudo $QEMUIFUP $USERID $GROUPID $OECORE_NATIVE_SYSROOT + return 1 + fi + LOCKFILE="$LOCKDIR/$tap" + echo "Acquiring lockfile for $tap..." + acquire_lock $LOCKFILE + if [ $? -eq 0 ]; then + TAP=$tap + fi + else + echo "Using preconfigured tap device '$TAP'" + fi -KERNEL_NETWORK_CMD="ip=192.168.7.$n2::192.168.7.$n1:255.255.255.0" -QEMU_TAP_CMD="-net tap,vlan=0,ifname=$TAP,script=no,downscript=no" -if [ "$KVM_ACTIVE" = "yes" ]; then - QEMU_NETWORK_CMD="-net nic,model=virtio $QEMU_TAP_CMD,vhost=on" - DROOT="/dev/vda" - ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio" -else - QEMU_NETWORK_CMD="-net nic,vlan=0 $QEMU_TAP_CMD" - DROOT="/dev/hda" - ROOTFS_OPTIONS="-hda $ROOTFS" -fi -KERNCMDLINE="mem=$QEMU_MEMORY" -QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet" + cleanup() { + if [ ! -e "$NOSUDO_FLAG" ]; then + # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded + # but inactive. This looks scary but is harmless + sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT 2> /dev/null + fi + echo "Releasing lockfile of preconfigured tap device '$TAP'" + release_lock $LOCKFILE + + if [ "$NFSRUNNING" = "true" ]; then + echo "Shutting down the userspace NFS server..." + echo "runqemu-export-rootfs stop $ROOTFS" + runqemu-export-rootfs stop $ROOTFS + fi + # If QEMU crashes or somehow tty properties are not restored + # after qemu exits, we need to run stty sane + stty sane + } + + + n0=$(echo $TAP | sed 's/tap//') + n1=$(($n0 * 2 + 1)) + n2=$(($n1 + 1)) + + KERNEL_NETWORK_CMD="ip=192.168.7.$n2::192.168.7.$n1:255.255.255.0" + QEMU_TAP_CMD="-net tap,vlan=0,ifname=$TAP,script=no,downscript=no" + if [ "$KVM_ACTIVE" = "yes" ]; then + QEMU_NETWORK_CMD="-net nic,model=virtio $QEMU_TAP_CMD,vhost=on" + DROOT="/dev/vda" + ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio" + else + QEMU_NETWORK_CMD="-net nic,vlan=0 $QEMU_TAP_CMD" + DROOT="/dev/hda" + ROOTFS_OPTIONS="-hda $ROOTFS" + fi + KERNCMDLINE="mem=$QEMU_MEMORY" + QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet" -NFS_INSTANCE=`echo $TAP | sed 's/tap//'` -export NFS_INSTANCE + NFS_INSTANCE=`echo $TAP | sed 's/tap//'` + export NFS_INSTANCE -SERIALOPTS="" -if [ "x$SERIAL_LOGFILE" != "x" ]; then - SERIALOPTS="-serial file:$SERIAL_LOGFILE" + SERIALOPTS="" + if [ "x$SERIAL_LOGFILE" != "x" ]; then + SERIALOPTS="-serial file:$SERIAL_LOGFILE" + fi fi case "$MACHINE" in @@ -414,7 +431,11 @@ if [ "$MACHINE" = "qemuppc" ]; then MACHINE_SUBTYPE=mac99 CPU_SUBTYPE=G4 QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS" - QEMU_NETWORK_CMD="-net nic,model=pcnet $QEMU_TAP_CMD" + if [ "$SLIRP_ENABLED" = "yes" ]; then + QEMU_NETWORK_CMD="" + else + QEMU_NETWORK_CMD="-net nic,model=pcnet $QEMU_TAP_CMD" + fi if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then KERNCMDLINE="root=/dev/hda rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY" QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS" @@ -560,12 +581,13 @@ elif [ "$FSTYPE" = "iso" ]; then echo $QEMUBIN $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT else - echo $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append '"'$KERNCMDLINE $SCRIPT_KERNEL_OPT'"' + echo $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SLIRP_CMD $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append '"'$KERNCMDLINE $SCRIPT_KERNEL_OPT'"' LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append "$KERNCMDLINE $SCRIPT_KERNEL_OPT" fi ret=$? - -cleanup +if [ "$SLIRP_ENABLED" != "yes" ]; then + cleanup +fi trap - INT TERM QUIT |