From 4661a054dca2bf0844c8bd283829b68328c7fed3 Mon Sep 17 00:00:00 2001
From: Michael Janczyk
Date: Tue, 6 Apr 2010 20:03:28 +0200
Subject: cumulative commit of local branch, xen modifications and vmgrid
 plugin

---
 os-plugins/plugins/xen/files/hvm.include           | 209 +++++++++++++++++++++
 os-plugins/plugins/xen/files/machine.include       | 167 ++++++++++++++++
 os-plugins/plugins/xen/files/run-virt.include      | 157 ++++++++++++++++
 .../xen/init-hooks/10-have-nw-modules/xennet.sh    |   4 +
 .../xen/init-hooks/20-nw-bridge-config/bridge.sh   |  30 +++
 5 files changed, 567 insertions(+)
 create mode 100644 os-plugins/plugins/xen/files/hvm.include
 create mode 100644 os-plugins/plugins/xen/files/machine.include
 create mode 100644 os-plugins/plugins/xen/files/run-virt.include
 create mode 100644 os-plugins/plugins/xen/init-hooks/10-have-nw-modules/xennet.sh
 create mode 100755 os-plugins/plugins/xen/init-hooks/20-nw-bridge-config/bridge.sh

(limited to 'os-plugins/plugins/xen')

diff --git a/os-plugins/plugins/xen/files/hvm.include b/os-plugins/plugins/xen/files/hvm.include
new file mode 100644
index 00000000..beb9315a
--- /dev/null
+++ b/os-plugins/plugins/xen/files/hvm.include
@@ -0,0 +1,209 @@
+# This is an machine template for run-virt.include of the Xen plugin.
+# This template was taken from an example in openSUSE 11.2
+# HVM template
+
+cat <<EOF
+#  -*- mode: python; -*-
+#============================================================================
+# Python configuration setup for 'xm create'.
+# This configuration was created through $0 on $(date)
+#============================================================================
+
+import os, re
+
+arch_libdir = 'lib'
+arch = os.uname()[4]
+if os.uname()[0] == 'Linux' and re.search('64', arch):
+    arch_libdir = 'lib64'
+
+#----------------------------------------------------------------------------
+# Kernel image file.
+kernel = "/usr/lib/xen/boot/hvmloader"
+
+# The domain build function. HVM domain uses 'hvm'.
+builder='hvm'
+
+# Initial memory allocation (in megabytes) for the new domain.
+memory = ${mem}
+
+# Shadow pagetable memory for the domain, in MB.
+# If not explicictly set, xend will pick an appropriate value.  
+# Should be at least 2KB per MB of domain memory, plus a few MB per vcpu.
+#shadow_memory = 8
+
+# A name for your domain. All domains must have different names.
+name = "${vm_name}"
+
+#-----------------------------------------------------------------------------
+# The number of cpus guest platform has, default=1
+#vcpus=1
+
+# Enable/disable HVM guest PAE, default=1 (enabled)
+#pae=1
+
+# Enable/disable HVM guest ACPI, default=1 (enabled)
+#acpi=1
+
+# Enable/disable HVM APIC mode, default=1 (enabled)
+# Note that this option is ignored if vcpus > 1
+#apic=1
+
+# Enable/disable extended power management support within HVM guest, i.e., beyond
+# S3, S4, S5 within guest like exposing battery meter.
+# 0 (default option, extended power management support disabled)
+# 1 (pass-through mode; uses pass-through as needed; efficient but limited in scope)
+# 2 (non pass-through mode; extended scope, likely to work on all applicable environment
+#    but comparitively less efficient than pass-through mode)
+# xen_extended_power_mgmt=0
+
+# List of which CPUS this domain is allowed to use, default Xen picks
+#cpus = ""         # leave to Xen to pick
+#cpus = "0"        # all vcpus run on CPU0
+#cpus = "0-3,5,^1" # all vcpus run on cpus 0,2,3,5
+#cpus = ["2", "3"] # VCPU0 runs on CPU2, VCPU1 runs on CPU3
+
+#----------------------------------------------------------------------------
+# Optionally define mac and/or bridge for the network interfaces.
+# Random MACs are assigned if not given.
+#vif = [ 'type=ioemu, mac=00:16:3e:00:00:11, bridge=xenbr0, model=ne2k_pci' ]
+# type=ioemu specify the NIC is an ioemu device not netfront
+#vif = [ 'type=ioemu, bridge=xenbr0' ]
+vif = [ '${xen_vif}' ]
+
+#----------------------------------------------------------------------------
+# Define the disk devices you want the domain to have access to, and
+# what you want them accessible as.
+# Each disk entry is of the form phy:UNAME,DEV,MODE
+# where UNAME is the device, DEV is the device name the domain will see,
+# and MODE is r for read-only, w for read-write.
+#disk = [ 'phy:hda1,hda1,r' ]
+#disk = [ 'file:/var/lib/xen/images/disk.img,ioemu:hda,w', ',hdc:cdrom,r' ]
+disk = [ '${xen_disk}' ]
+
+#----------------------------------------------------------------------------
+# Configure the behaviour when a domain exits.  There are three 'reasons'
+# for a domain to stop: poweroff, reboot, and crash.  For each of these you
+# may specify:
+#   "destroy",        meaning that the domain is cleaned up as normal;
+#   "restart",        meaning that a new domain is started in place of the old
+#                     one;
+#   "preserve",       meaning that no clean-up is done until the domain is
+#                     manually destroyed (using xm destroy, for example); or
+#   "rename-restart", meaning that the old domain is not cleaned up, but is
+#                     renamed and a new domain started in its place.
+# In the event a domain stops due to a crash, you have the additional options:
+#   "coredump-destroy", meaning dump the crashed domain's core and then destroy;
+#   "coredump-restart', meaning dump the crashed domain's core and the restart.
+# The default is
+#   on_poweroff = 'destroy'
+#   on_reboot   = 'restart'
+#   on_crash    = 'restart'
+#on_poweroff = 'destroy'
+#on_reboot   = 'restart'
+#on_crash    = 'restart'
+
+#============================================================================
+# HVM specific
+#============================================================================
+# Device Model to be used
+device_model = '/usr/' + arch_libdir + '/xen/bin/qemu-dm'
+
+#-----------------------------------------------------------------------------
+# boot on floppy (a), hard disk (c), Network (n) or CD-ROM (d) 
+# default: hard disk, cd-rom, floppy
+#boot="cda"
+
+#-----------------------------------------------------------------------------
+#  write to temporary files instead of disk image files
+#snapshot=1
+
+#----------------------------------------------------------------------------
+# enable SDL library for graphics, default = 0
+sdl=0
+
+#----------------------------------------------------------------------------
+# enable OpenGL for texture rendering inside the SDL window, default = 1
+# valid only if sdl is enabled.
+opengl=1
+
+#----------------------------------------------------------------------------
+# enable VNC library for graphics, default = 1
+vnc=1
+
+#----------------------------------------------------------------------------
+# address that should be listened on for the VNC server if vnc is set.
+# default is to use 'vnc-listen' setting from /etc/xen/xend-config.sxp
+#vnclisten="127.0.0.1"
+
+#----------------------------------------------------------------------------
+# set VNC display number, default = domid
+#vncdisplay=1
+
+#----------------------------------------------------------------------------
+# try to find an unused port for the VNC server, default = 1
+#vncunused=1
+
+#----------------------------------------------------------------------------
+# set password for domain's VNC console
+# default is depents on vncpasswd in xend-config.sxp
+vncpasswd=''
+
+#----------------------------------------------------------------------------
+# no graphics, use serial port
+#nographic=0
+
+#----------------------------------------------------------------------------
+# enable stdvga, default = 0 (use cirrus logic device model)
+stdvga=0
+
+#-----------------------------------------------------------------------------
+#   serial port re-direct to pty deivce, /dev/pts/n 
+#   then xm console or minicom can connect
+serial='pty'
+
+
+#-----------------------------------------------------------------------------
+#   Qemu Monitor, default is disable
+#   Use ctrl-alt-2 to connect
+#monitor=1
+
+
+#-----------------------------------------------------------------------------
+#   enable sound card support, [sb16|es1370|all|..,..], default none
+#soundhw='sb16'
+
+
+#-----------------------------------------------------------------------------
+#    set the real time clock to local time [default=0 i.e. set to utc]
+#localtime=1
+
+
+#-----------------------------------------------------------------------------
+#    set the real time clock offset in seconds [default=0 i.e. same as dom0]
+#rtc_timeoffset=3600
+
+#-----------------------------------------------------------------------------
+#    start in full screen
+#full-screen=1   
+
+
+#-----------------------------------------------------------------------------
+#   Enable USB support (specific devices specified at runtime through the
+#			monitor window)
+#usb=1
+#   Enable USB mouse support (only enable one of the following, `mouse' for
+#			      PS/2 protocol relative mouse, `tablet' for
+#			      absolute mouse)
+#usbdevice='mouse'
+#usbdevice='tablet'
+
+#-----------------------------------------------------------------------------
+#   Set keyboard layout, default is en-us keyboard. 
+#keymap='de'
+
+#-----------------------------------------------------------------------------
+#   Enable/disable xen platform PCI device, default=1 (enabled)
+#xen_platform_pci=1
+
+#============================================================================
+EOF
diff --git a/os-plugins/plugins/xen/files/machine.include b/os-plugins/plugins/xen/files/machine.include
new file mode 100644
index 00000000..06848949
--- /dev/null
+++ b/os-plugins/plugins/xen/files/machine.include
@@ -0,0 +1,167 @@
+# This is an machine template for run-virt.include of the Xen plugin.
+# This template was taken from an example in openSUSE 11.2
+
+cat <<EOF
+#  -*- mode: python; -*-
+#============================================================================
+# Python configuration setup for 'xm create'.
+# This configuration was created through $0 on $(date)
+#============================================================================
+
+#----------------------------------------------------------------------------
+# Kernel image file and (optional) ramdisk (initrd).
+kernel = "${xen_kernel}"
+ramdisk = "${xen_ramdisk}"
+
+# Or use domUloader instead of kernel/ramdisk to get kernel from domU FS
+#bootloader = "/usr/lib/xen/boot/domUloader.py"
+#bootentry = "hda1:/${xen_kernel},/${xen_ramdisk}"
+# TODO: check these:
+#bootargs="--entry=xvda2:/boot/vmlinuz-xen,/boot/initrd-xen"
+
+localtime=0
+
+# The domain build function. Default is 'linux', HVM domain uses 'hvm'.
+builder = 'linux'
+
+# Initial memory allocation (in megabytes) for the new domain.
+memory = ${mem}
+
+# A name for your domain. All domains must have different names.
+name = "${vm_name}"
+
+# List of which CPUS this domain is allowed to use, default Xen picks
+#cpus = ""         # leave to Xen to pick
+#cpus = "0"        # all vcpus run on CPU0
+#cpus = "0-3,5,^1" # run on cpus 0,2,3,5
+#cpus = "${xen_cpus}"
+
+# Number of Virtual CPUS to use, default is 1
+#vcpus = ${xen_vcpus}
+
+#----------------------------------------------------------------------------
+# Define network interfaces.
+
+# By default, no network interfaces are configured. You may have one created
+# with sensible defaults using an empty vif clause:
+# vif = [ '' ]
+# or optionally override backend, bridge, ip, mac, script, type, or vifname:
+# vif = [ 'mac=00:16:3e:00:00:11, bridge=xenbr0' ]
+# or more than one interface may be configured:
+# vif = [ '', 'bridge=xenbr1' ]
+vif = [ '${xen_vif}' ]
+
+#----------------------------------------------------------------------------
+# Define the disk devices you want the domain to have access to, and
+# what you want them accessible as.
+# Each disk entry is of the form phy:UNAME,DEV,MODE
+# where UNAME is the device, DEV is the device name the domain will see,
+# and MODE is r for read-only, w for read-write.
+# disk = [ 'phy:hda1,hda1,w' ]
+${xen_disk}
+
+#----------------------------------------------------------------------------
+# Define frame buffer device.
+# By default, no frame buffer device is configured.
+# To create one using the SDL backend and sensible defaults:
+# vfb = [ 'type=sdl' ]
+# This uses environment variables XAUTHORITY and DISPLAY.  You
+# can override that:
+# vfb = [ 'type=sdl,xauthority=/home/bozo/.Xauthority,display=:1' ]
+# To create one using the VNC backend and sensible defaults:
+# vfb = [ 'type=vnc' ]
+# The backend listens on 127.0.0.1 port 5900+N by default, where N is
+# the domain ID.  You can override both address and N:
+# vfb = [ 'type=vnc,vnclisten=127.0.0.1,vncdisplay=1' ]
+# Or you can bind the first unused port above 5900:
+# vfb = [ 'type=vnc,vnclisten=0.0.0.0,vnunused=1' ]
+# You can override the password:
+# vfb = [ 'type=vnc,vncpasswd=MYPASSWD' ]
+# Empty password disables authentication.  Defaults to the vncpasswd
+# configured in xend-config.sxp.
+
+#----------------------------------------------------------------------------
+# Define to which TPM instance the user domain should communicate.
+# The vtpm entry is of the form 'instance=INSTANCE,backend=DOM'
+# where INSTANCE indicates the instance number of the TPM the VM
+# should be talking to and DOM provides the domain where the backend
+# is located.
+# Note that no two virtual machines should try to connect to the same
+# TPM instance. The handling of all TPM instances does require
+# some management effort in so far that VM configration files (and thus
+# a VM) should be associated with a TPM instance throughout the lifetime
+# of the VM / VM configuration file. The instance number must be
+# greater or equal to 1.
+#vtpm = [ 'instance=1,backend=0' ]
+
+#----------------------------------------------------------------------------
+# Set the kernel command line for the new domain.
+# You only need to define the IP parameters and hostname if the domain's
+# IP config doesn't, e.g. in ifcfg-eth0 or via DHCP.
+# You can use 'extra' to set the runlevel and custom environment
+# variables used by custom rc scripts (e.g. VMID=, usr= ).
+
+# Set if you want dhcp to allocate the IP address.
+dhcp="${xen_dhcp}"
+# Set netmask.
+#netmask=
+# Set default gateway.
+#gateway=
+# Set the hostname.
+hostname= "${hostname}"
+
+# Set root device (eg. /dev/hda1).
+root = "${xen_root}"
+
+# Root device for nfs.
+#root = "/dev/nfs"
+# The nfs server.
+#nfs_server = '169.254.1.0'  
+# Root directory on the nfs server.
+#nfs_root   = '/full/path/to/root/directory'
+
+# Extra arguments to pass to the kernel.
+# Eg: set runlevel
+extra = "${xen_extra}"
+
+#----------------------------------------------------------------------------
+# Configure the behaviour when a domain exits.  There are three 'reasons'
+# for a domain to stop: poweroff, reboot, and crash.  For each of these you
+# may specify:
+#   "destroy",        meaning that the domain is cleaned up as normal;
+#   "restart",        meaning that a new domain is started in place of the old
+#                     one;
+#   "preserve",       meaning that no clean-up is done until the domain is
+#                     manually destroyed (using xm destroy, for example); or
+#   "rename-restart", meaning that the old domain is not cleaned up, but is
+#                     renamed and a new domain started in its place.
+# In the event a domain stops due to a crash, you have the additional options:
+#   "coredump-destroy", meaning dump the crashed domain's core and then destroy;
+#   "coredump-restart', meaning dump the crashed domain's core and the restart.
+# The default is
+#   on_poweroff = 'destroy'
+#   on_reboot   = 'restart'
+#   on_crash    = 'restart'
+#on_poweroff = 'destroy'
+#on_reboot   = 'restart'
+#on_crash    = 'restart'
+
+#-----------------------------------------------------------------------------
+#   Configure PVSCSI devices:
+#   PDEV   gives physical SCSI device to be attached to specified guest
+#          domain by one of the following identifier format.
+#          - XX:XX:XX:XX (4-tuples with decimal notation which shows
+#                          "host:channel:target:lun")
+#          - /dev/sdxx or sdx
+#          - /dev/stxx or stx
+#          - /dev/sgxx or sgx
+#          - result of 'scsi_id -gu -s'.
+#            ex. # scsi_id -gu -s /block/sdb
+#                  36000b5d0006a0000006a0257004c0000
+#   VDEV   gives virtual SCSI device by 4-tuples (XX:XX:XX:XX) as 
+#          which the specified guest domain recognize.
+#vscsi = [ 'PDEV, VDEV' ]
+#vscsi = [ '/dev/sdx, 0:0:0:0' ]
+
+#============================================================================
+EOF
diff --git a/os-plugins/plugins/xen/files/run-virt.include b/os-plugins/plugins/xen/files/run-virt.include
new file mode 100644
index 00000000..43213e34
--- /dev/null
+++ b/os-plugins/plugins/xen/files/run-virt.include
@@ -0,0 +1,157 @@
+# 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 Xen 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 ${self} plugin"
+  exit 1
+fi
+
+################################################################################
+### Declaration of default variables
+################################################################################
+
+PLUGINCONFXEN="${PLUGINCONFROOT}/${self}"
+# create TMPDIR for all users
+mkdir -m 1777 /tmp/${self} 2>/dev/null
+# dir for configs
+confdir="/tmp/${self}/${USER}/${VM_ID}"
+# use vm_shortname for VM name since vm_name can be very long
+# add id so we can start more tahn one of the same image
+vm_name="${vm_shortname}-${VM_ID}"
+conffile=${confdir}/${vm_name}
+# define dirs and files which can be removed after exit, be carefull!
+rm -rf ${confdir} 2>/dev/null
+mkdir -p ${confdir} 2>/dev/null
+
+xen_kernel=${kernel:-"/boot/vmlinuz-xen"}
+xen_ramdisk=${initramfs:-"/boot/initrd-xen"}
+xen_extra="xencons=tty 3"
+[ -n "${imgname}" ] &&  xen_disk="disk = [ 'file:${vmpath},hda1,r' ]"
+
+writelog "Directories:"
+writelog "\tConfig dir:\t\t$confdir"
+
+################################################################################
+### 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} - ${mem})
+  fi
+  #permem=40
+  #mem=$(expr ${totalmem} * ${permem})
+  if [ "${mem}" -lt "256" ] || [ "${memhost}" -lt "256" ]; then
+    writelog "Memory out of range: ${mem} MB (guest) / ${memhost} MB (host)!"
+    writelog "Min. 256 MB for host and guest!"
+    exit 1
+  fi
+fi
+
+# translate network kinds (nat, bridged, host-only)
+case "${network_kind}" in
+  bridge*)
+    xen_vif="mac=$macaddr, bridge=br0"
+  ;;
+  *)
+    xen_vif="mac=$macaddr"
+esac
+xen_dhcp="dhcp" # off
+
+# translate boot, use if set else set to disk
+xen_root=/dev/hda1
+case ${boot} in
+  n*|tftp)
+    pxe_label=$(grep -o 'pxe_label param=.*"' ${xmlfile} \
+                | sed -e "s/&.*;/; /g" | awk -F '"' '{print $2}')
+    pxe_label=$(grep -A 3 "^LABEL *${pxe_label}" \
+                ${xen_tftpdir}/pxelinux.cfg/default 2>/dev/null \
+                | grep "^ *KERNEL ")
+    if [ -n "${pxe_label}" ] && [ -n "${xen_tftpdir}" ]; then
+      xen_root=/dev/nfs
+      xen_kernel="${xen_tftpdir}/$(echo ${pxe_label} \
+                  | awk -F " --- " '{print $2}' | awk '{print $1}')"
+      xen_ramdisk="${xen_tftpdir}/$(echo ${pxe_label} \
+                   | awk -F " --- " '{print $3}')"
+    fi
+  ;;
+  # later maybe c|disk|hd*|sd*) for HD and d|cd*) for CD-ROM
+  *)
+    xen_root=/dev/hda1
+  ;;
+esac
+
+[ ${diskless} -eq 0 ] && writelog "Diskimage:"
+[ ${diskless} -eq 0 ] && writelog "\tMachine diskfile:\t$vmpath"
+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"
+
+################################################################################
+### Pepare and configure virtual machine and disk image
+################################################################################
+
+. ${PLUGINCONFXEN}/machine.include > ${conffile}
+
+################################################################################
+### finally set env for run-virt.sh
+################################################################################
+
+# set the variables appropriately (several interfaces with different names)
+VIRTCMD=$(which xm 2>/dev/null)
+# '-c' for console, no graphical output available, later vnc possible
+VIRTCMDOPTS="create -c ${conffile}"
+
+# set headless mode
+VIRTCMDHL=$(which xm 2>/dev/null)
+VIRTCMDOPTSHL="create ${conffile}"
diff --git a/os-plugins/plugins/xen/init-hooks/10-have-nw-modules/xennet.sh b/os-plugins/plugins/xen/init-hooks/10-have-nw-modules/xennet.sh
new file mode 100644
index 00000000..d514b68d
--- /dev/null
+++ b/os-plugins/plugins/xen/init-hooks/10-have-nw-modules/xennet.sh
@@ -0,0 +1,4 @@
+# load xennet if necessary, usualy within a NFS VM
+if grep -q "Xen Virtual Ethernet Card" /etc/hwinfo.netcard-usbctrl; then
+  modprobe xennet >/tmp/xennet.log 2>&1
+fi
diff --git a/os-plugins/plugins/xen/init-hooks/20-nw-bridge-config/bridge.sh b/os-plugins/plugins/xen/init-hooks/20-nw-bridge-config/bridge.sh
new file mode 100755
index 00000000..6aabe8ad
--- /dev/null
+++ b/os-plugins/plugins/xen/init-hooks/20-nw-bridge-config/bridge.sh
@@ -0,0 +1,30 @@
+#!/bin/ash
+# Copyright (c) 2009 - OpenSLX GmbH
+#
+# This program is free software distributed under the GPL version 2.
+# See http://openslx.org/COPYING
+#
+# If you have any feedback please consult http://openslx.org/feedback and
+# send your feedback to feedback@openslx.org
+#
+# General information about OpenSLX can be found at http://openslx.org
+#
+# Init hook to create a bridge on the active network interface
+# (should be kept identical to the files of virtualbox and qemukvm plugins)
+#############################################################################
+
+local bridge=br0
+local brnwif=${nwif}
+local nwifmac=${macaddr}
+
+# bridge 0 already defined or some other problem
+brctl addbr ${bridge} || exit 0
+brctl stp ${bridge} 0
+brctl setfd ${bridge} 0.000000000001
+ip link set addr ${nwifmac} ${bridge}
+ip link set dev ${nwif} up
+brctl addif ${bridge} ${nwif}
+
+# fixme: sending back the variable to init does not work properly at the
+# moment
+nwif=${bridge}
-- 
cgit v1.2.3-55-g7522