diff options
Diffstat (limited to 'src/os-plugins/plugins/qemukvm/files/run-virt.include')
| -rw-r--r-- | src/os-plugins/plugins/qemukvm/files/run-virt.include | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/src/os-plugins/plugins/qemukvm/files/run-virt.include b/src/os-plugins/plugins/qemukvm/files/run-virt.include new file mode 100644 index 00000000..02c70469 --- /dev/null +++ b/src/os-plugins/plugins/qemukvm/files/run-virt.include @@ -0,0 +1,306 @@ +# run-virt.include +# ----------------------------------------------------------------------------- +# Copyright (c) 2009..2010 - RZ Uni Freiburg +# Copyright (c) 2009..2010 - OpenSLX GmbH +# +# This program/file is free software distributed under the GPL version 2. +# See http://openslx.org/COPYING +# +# If you have any feedback please consult http://openslx.org/feedback and +# send your feedback to feedback@openslx.org +# +# General information about OpenSLX can be found at http://openslx.org +# ----------------------------------------------------------------------------- +# run-virt.include +# - Include script for running the QEMU/Linux KVM virtual machine on an +# OpenSLX client via the run-virt.sh or run-vmgrid.sh +################################################################################ + +################################################################################ +### Include general configuration +################################################################################ +if [ -f ${OPENSLX_DEFAULT_CONFDIR}/plugins/${self}/${self}.conf ]; then + . ${OPENSLX_DEFAULT_CONFDIR}/plugins/${self}/${self}.conf +else + writelog "Problems reading config file of ${self} plugin" + # TODO: exit wenn conf wichtig + #exit 1 +fi + +################################################################################ +### Declaration of default variables +################################################################################ + +PLUGINCONFQK="${PLUGINCONFROOT}/${self}" +PLUGINDIRQK=${OPENSLX_DEFAULT_DIR}/plugin-repo/${self} +# create TMPDIR for all users +mkdir -m 1777 /tmp/${self} 2>/dev/null +# TMPDIR +QKTMPDIR="/tmp/${self}/${USER}/${VM_ID}" +# define dirs and files which can be removed after exit, be carefull! +RMDIRS="${QKTMPDIR}" +rm -rf ${RMDIRS} 2>/dev/null +mkdir -m 1777 -p ${QKTMPDIR} 2>/dev/null +# vmpath is the path to the vm, here an image (img|qcow*|vmdk) +diskfile=${vmpath} + +# check the file type +if echo ${imgname} | grep -iE "img|qcow|vmdk" >/dev/null 2>&1; then + imgtype=$(echo ${imgname##*.} | tr [a-z] [A-Z]) +else + writelog "${imgname} is not a valid image type (img|qcow*|vmdk), exiting!" + exit 1 +fi + +# hot keys ALT+CTRL+SHIFT +VIRTCMDOPTS="${VIRTCMDOPTS} -alt-grab" + +# display name, remove blanks because of cmdline problems +displayname=$(echo ${displayname} | sed -e "s, ,-,g") +VIRTCMDOPTS="${VIRTCMDOPTS} -name ${displayname}" + +writelog "Directories:" +writelog "\tTMPDIR:\t\t\t$QKTMPDIR" +writelog "Diskimage:" +writelog "\tDisk type:\t\t$imgtype" +writelog "\tDisk file:\t\t$diskfile" + +################################################################################ +### Hardware checks +################################################################################ + +# memory part equal to vmware plugin +# percentage of memory to use for virtualbox in standard case +if [ -n "${forcemem}" ]; then + mem="${forcemem}" +else + permem=30 + if [ "${totalmem}" -ge "1600" ]; then + permem=40 + fi +# # check if /tmp is on harddisk +# if grep -qe "/dev/.* /tmp " /proc/mounts ; then +# permem=60 +# id44="1" +# # Hack, if more than 2,5G RAM use 40% of Ram and write vmem into Ram as well +# # (40% vmware | 40% confdir(vmem...) | 20% host +# # VMplayer 2+ issue +# # TODO: makes this sense for vbox? +# #if [ "${totalmem}" -ge "2500" ]; then +# #permem=40 +# #rmdir ${snapshotdir} +# #snapshotdirold=${snapshotdir} +# #snapshotdir=/dev/shm/${self}/${USER}/${VM_ID} +# #mkdir -p ${snapshotdir} +# #ln -sf ${snapshotdir} ${snapshotdirold} +# #fi +# fi + mem=$(expr ${totalmem} / 100 \* ${permem}) + if [ "${id44}" = "1" ]; then + memhost=$(expr ${totalmem} - ${mem}) + else + memhost=$(expr ${totalmem} - ${mem} - ${mem}) + fi + # static first + permem=50 + mem=$(expr ${totalmem} / 100 \* ${permem}) + if [ "${mem}" -lt "256" ] || [ "${memhost}" -lt "256" ]; then + writelog "Memory out of range: ${mem} MB (guest) / ${memhost} MB (host)!" + writelog "Min. 256 MB for host and guest!" + exit 1 + fi +fi + +VIRTCMDOPTS="${VIRTCMDOPTS} -m ${mem}" + +# network adaptor alternatives: rtl8139, pcnet, e1000 +network_card=${network_card:=pcnet} +VIRTCMDOPTS="${VIRTCMDOPTS} -net nic,macaddr=${macaddr},model=${network_card}" + +# define net kind and apply script +qemu_ifscr="script=${PLUGINCONFQK}/ifup,downscript=${PLUGINCONFQK}/ifdown" +case "${network_kind}" in + bridge*) + VIRTCMDOPTS="${VIRTCMDOPTS} -net tap,ifname=tapbridge${VM_ID},${qemu_ifscr}" + sudo /opt/openslx/uclib-rootfs/sbin/tunctl -t tapbridge${VM_ID} -u ${USER} \ + >/dev/null 2>&1 + sudo /opt/openslx/uclib-rootfs/usr/sbin/brctl addif br0 tapbridge${VM_ID} + POSTRUN="/opt/openslx/uclib-rootfs/sbin/tunctl -d tapbridge${VM_ID}" + ;; + nat) + VIRTCMDOPTS="${VIRTCMDOPTS} -net tap,ifname=tapnat${VM_ID},${qemu_ifscr}" + sudo /opt/openslx/uclib-rootfs/sbin/tunctl -t tapnat${VM_ID} -u ${USER} \ + >/dev/null 2>&1 + sudo /opt/openslx/uclib-rootfs/usr/sbin/brctl addif br0 tapnat${VM_ID} + POSTRUN="/opt/openslx/uclib-rootfs/sbin/tunctl -d tapnat${VM_ID}" + ;; + host*) + VIRTCMDOPTS="${VIRTCMDOPTS} -net tap,ifname=taphost${VM_ID},${qemu_ifscr}" + sudo /opt/openslx/uclib-rootfs/sbin/tunctl -t taphost${VM_ID} -u ${USER} \ + >/dev/null 2>&1 + sudo /opt/openslx/uclib-rootfs/usr/sbin/brctl addif br0 taphost${VM_ID} + POSTRUN="/opt/openslx/uclib-rootfs/sbin/tunctl -d taphost${VM_ID}" + ;; + *) + network_kind="user" + VIRTCMDOPTS="${VIRTCMDOPTS} -net user" + ;; +esac + +# translate boot, use if set else set to HardDisk +if [ -n "${boot}" ]; then + case ${boot} in + n*) # usually support for a,c,d,n, stands for Floppy, HD, CD-ROM, Network + boot="n" + # TODO: does not work yet, can be removed if tap1 solution better + if [ "${network_kind}" = "user" ] && [ -n "${virtualbox_tftpdir}" ]; then + VIRTCMDOPTS="${VIRTCMDOPTS},tftp=${virtualbox_tftpdir}" + fi + ;; + # later maybe c|disk|hd*|sd*) for HD and d|cd*) for CD-ROM + *) + boot="c" + ;; + esac +else + boot="c" +fi + +# external GUI port +vncport="590${VM_ID}" + +# TODO: most of the following does not make much sense yet ... +# virtual fd/cd/dvd and drive devices, floppy b: for configuration +# if $floppy_0 from run-virt.include set then fdtest="TRUE" +fdtest= +fdtest=${floppy_0:+"TRUE"} +# if $fdtest not set floppy0="FALSE", else "TRUE" +floppy0=${fdtest:-"FALSE"} +floppy1="TRUE" +floppy1name="/var/lib/virt/vmchooser/loopimg/fd.img" +# if $cdrom_0 from run-virt.include set then cdtest="TRUE" +cdtest= +cdtest=${cdrom_0:+"TRUE"} +# if $cdtest not set cdrom0="FALSE", else "TRUE" +cdrom0=${cdtest:-"FALSE"} +# if $cdrom_1 from run-virt.include set then cdtest="TRUE" +cdtest= +cdtest=${cdrom_1:+"TRUE"} +# if $cdtest not set cdrom1="FALSE", else "TRUE" +cdrom1=${cdtest:-"FALSE"} +# ide is expected default, test for the virtual disk image type should +# be done while creating the runscripts ... +ide="TRUE" +hddrv="ide" + +# TODO: nur bei vmchooser +#VIRTCMDOPTS="${VIRTCMDOPTS} -fda /dev/fd0" +#VIRTCMDOPTS="${VIRTCMDOPTS} -fdb ${floppy1name}" + +# audio +VIRTCMDOPTS="${VIRTCMDOPTS} -soundhw all" + +# serial +#VIRTCMDOPTS="${VIRTCMDOPTS} -serial /dev/ttyS0" + +writelog "Virtual Hardware:" +writelog "\tGuest RAM:\t\t${mem} MB" +# echo nur wenn memhost gesetzt +[ -n "${memhost}" ] && writelog "\tHost RAM:\t\t${memhost} MB" +writelog "\tMAC address:\t\t$macaddr" +writelog "\tNetwork card:\t\t${network_card}" +writelog "\tNetwork kind:\t\t${network_kind}" +#writelog "\tCD-ROM1:\t${cdrom0}" +#writelog "\tCD-ROM2:\t${cdrom1}" +#writelog "\tFloppy_A:\t${floppy0}" +#writelog "\tFloppy_B:\t${floppy1}" +#writelog "\tShared Folders 'home':\t/home/${USER}" + +################################################################################ +### finally set env for run-virt.sh +################################################################################ + +# TODO: besser drive statt hda? +#-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][,index=i] +# [,cyls=c,heads=h,secs=s[,trans=t]][,snapshot=on|off] +# [,cache=writethrough|writeback|none][,format=f][,serial=s] +# [,boot=on|off] +#-snapshot write to temporary files instead of disk image files +#-usb enable the USB driver (will be the default soon) +#-usbdevice name add the host or guest USB device 'name' +#-nographic disable graphical output and redirect serial I/Os to console +#-vga [std|cirrus|vmware|none] select video card type +#-vnc display start a VNC server on display +#-tftp dir allow tftp access to files in dir [-net user] +#-bootp file advertise file in BOOTP replies +#-no-fd-bootchk disable boot signature checking for floppy disks +#-no-acpi disable ACPI +#-kernel bzImage use 'bzImage' as kernel image +#-append cmdline use 'cmdline' as kernel command line +#-initrd file use 'file' as initial ram disk +#-serial dev redirect the serial port to char device 'dev' +#-parallel dev redirect the parallel port to char device 'dev' +#-monitor dev redirect the monitor to char device 'dev' +#-pidfile file write PID to 'file' +#-d item1,... output log to /tmp/qemu.log (use -d ? for a list of log items) +#-L path set the directory for the BIOS, VGA BIOS and keymaps +#-bios file set the filename for the BIOS +#-no-kvm disable KVM hardware virtualization +#-enable-nesting enable support for running a VM inside the VM (AMD only) +#-no-reboot exit instead of rebooting +#-no-shutdown stop before shutdown +#-loadvm [tag|id] +# start right away with a saved state (loadvm in monitor) +#-daemonize daemonize QEMU after initializing +#-kvm-shadow-memory megs set the amount of shadow pages to be allocated +#-mem-path set the path to hugetlbfs/tmpfs mounted directory, also +# enables allocation of guest memory with huge pages +#-mem-prealloc toggles preallocation of -mem-path backed physical memory +# at startup. Default is enabled. +#-option-rom rom load a file, rom, into the option ROM space +#-localtime set the real time clock to local time [default=utc] +#-startdate select initial date of the clock +#-icount [N|auto] +# enable virtual instruction counter with 2^N clock ticks per instruction +#-echr chr set terminal escape character instead of ctrl-a +#-virtioconsole c +# set virtio console +#-show-cursor show cursor + +# check for kvm modules +if [ -c /dev/kvm ]; then + for tool in kvm qemu-kvm; do + VIRTCMD=$(which ${tool} 2>/dev/null) + [ -n "$VIRTCMD" ] && break + done +else + VIRTCMD=$(which qemu 2>/dev/null) + writelog "KVM available but /dev/kvm not found!" + writelog "Trying fallback to QEMU emulation." +fi + +if [ -z "${VIRTCMD}" ]; then + writelog "No QEMU/KVM found, exiting!" + rm -rf ${RMDIRS} + exit 1 +elif [ "${VIRTCMD##*/}" = "qemu" ]; then + writelog "User space emulation:\t\t${VIRTCMD}" +else + writelog "User space virtualization:\t${VIRTCMD}" +fi + +# using snapshots +VIRTCMDOPTS="${VIRTCMDOPTS} -snapshot" + +# TODO: boot als var, -boot n, tftp... +VIRTCMDOPTS="${VIRTCMDOPTS} -boot c" + +# set headless mode +# define first, you do not want VIRTCMDOPTS from graphical start +VIRTCMDHL=${VIRTCMD} +VIRTCMDOPTSHL="${VIRTCMDOPTS} -nographic ${diskfile}" + +# graphical start +# vga std/cirrus/vmware? +#VIRTCMDOPTS="${VIRTCMDOPTS} -vga std -full-screen ${diskfile}" +VIRTCMDOPTS="${VIRTCMDOPTS} ${diskfile}" |