53 lines
1.6 KiB
Plaintext
53 lines
1.6 KiB
Plaintext
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#!/bin/bash
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#
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# QEMU network configuration script to bring down tap devices. This
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# utility needs to be run as root, and will use the tunctl binary
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# from the native sysroot.
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#
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# If you find yourself calling this script a lot, you can add the
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# the following to your /etc/sudoers file to be able to run this
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# command without entering your password each time:
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#
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# <my-username> ALL=NOPASSWD: /path/to/runqemu-ifup
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# <my-username> ALL=NOPASSWD: /path/to/runqemu-ifdown
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#
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# Copyright (c) 2006-2011 Linux Foundation
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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usage() {
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echo "sudo $(basename $0) <tap-dev> <native-sysroot-basedir>"
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}
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if [ $EUID -ne 0 ]; then
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echo "Error: This script (runqemu-ifdown) must be run with root privileges"
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exit 1
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fi
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if [ $# -ne 2 ]; then
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usage
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exit 1
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fi
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TAP=$1
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NATIVE_SYSROOT_DIR=$2
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TUNCTL=$NATIVE_SYSROOT_DIR/usr/bin/tunctl
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if [ ! -e "$TUNCTL" ]; then
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echo "Error: Unable to find tunctl binary in '$NATIVE_SYSROOT_DIR/usr/bin'"
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exit 1
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fi
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$TUNCTL -d $TAP
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