diff options
Diffstat (limited to 'yocto-poky/scripts/runqemu-ifup')
| -rwxr-xr-x | yocto-poky/scripts/runqemu-ifup | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/yocto-poky/scripts/runqemu-ifup b/yocto-poky/scripts/runqemu-ifup deleted file mode 100755 index d9bd89412..000000000 --- a/yocto-poky/scripts/runqemu-ifup +++ /dev/null @@ -1,121 +0,0 @@ -#!/bin/bash -# -# QEMU network interface configuration script. This utility needs to -# be run as root, and will use the tunctl binary from a native sysroot. -# Note: many Linux distros these days still use an older version of -# tunctl which does not support the group permissions option, hence -# the need to use build system's version. -# -# If you find yourself calling this script a lot, you can add the -# the following to your /etc/sudoers file to be able to run this -# command without entering your password each time: -# -# <my-username> ALL=NOPASSWD: /path/to/runqemu-ifup -# <my-username> ALL=NOPASSWD: /path/to/runqemu-ifdown -# -# If you'd like to create a bank of tap devices at once, you should use -# the runqemu-gen-tapdevs script instead. If tap devices are set up using -# that script, the runqemu script will never end up calling this -# script. -# -# Copyright (c) 2006-2011 Linux Foundation -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program; if not, write to the Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - -usage() { - echo "sudo $(basename $0) <uid> <gid> <native-sysroot-basedir>" -} - -if [ $EUID -ne 0 ]; then - echo "Error: This script (runqemu-ifup) must be run with root privileges" - exit 1 -fi - -if [ $# -ne 3 ]; then - usage - exit 1 -fi - -USERID="-u $1" -GROUP="-g $2" -NATIVE_SYSROOT_DIR=$3 - -TUNCTL=$NATIVE_SYSROOT_DIR/usr/bin/tunctl -if [ ! -x "$TUNCTL" ]; then - echo "Error: Unable to find tunctl binary in '$NATIVE_SYSROOT_DIR/usr/bin', please bitbake qemu-helper-native" - exit 1 -fi - -TAP=`$TUNCTL -b $GROUP 2>&1` -STATUS=$? -if [ $STATUS -ne 0 ]; then -# If tunctl -g fails, try using tunctl -u, for older host kernels -# which do not support the TUNSETGROUP ioctl - TAP=`$TUNCTL -b $USERID 2>&1` - STATUS=$? - if [ $STATUS -ne 0 ]; then - echo "tunctl failed:" - exit 1 - fi -fi - -IFCONFIG=`which ip 2> /dev/null` -if [ "x$IFCONFIG" = "x" ]; then - # better than nothing... - IFCONFIG=/sbin/ip -fi -if [ ! -x "$IFCONFIG" ]; then - echo "$IFCONFIG cannot be executed" - exit 1 -fi - -IPTABLES=`which iptables 2> /dev/null` -if [ "x$IPTABLES" = "x" ]; then - IPTABLES=/sbin/iptables -fi -if [ ! -x "$IPTABLES" ]; then - echo "$IPTABLES cannot be executed" - exit 1 -fi - -n=$[ (`echo $TAP | sed 's/tap//'` * 2) + 1 ] -$IFCONFIG addr add 192.168.7.$n/32 broadcast 192.168.7.255 dev $TAP -STATUS=$? -if [ $STATUS -ne 0 ]; then - echo "Failed to set up IP addressing on $TAP" - exit 1 -fi -$IFCONFIG link set dev $TAP up -STATUS=$? -if [ $STATUS -ne 0 ]; then - echo "Failed to bring up $TAP" - exit 1 -fi - -dest=$[ (`echo $TAP | sed 's/tap//'` * 2) + 2 ] -$IFCONFIG route add to 192.168.7.$dest dev $TAP -STATUS=$? -if [ $STATUS -ne 0 ]; then - echo "Failed to add route to 192.168.7.$dest using $TAP" - exit 1 -fi - -# setup NAT for tap0 interface to have internet access in QEMU -$IPTABLES -A POSTROUTING -t nat -j MASQUERADE -s 192.168.7.$n/32 -$IPTABLES -A POSTROUTING -t nat -j MASQUERADE -s 192.168.7.$dest/32 -echo 1 > /proc/sys/net/ipv4/ip_forward -echo 1 > /proc/sys/net/ipv4/conf/$TAP/proxy_arp -$IPTABLES -P FORWARD ACCEPT - -echo $TAP |
