diff options
Diffstat (limited to 'scripts/runqemu-gen-tapdevs')
| -rwxr-xr-x | scripts/runqemu-gen-tapdevs | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/scripts/runqemu-gen-tapdevs b/scripts/runqemu-gen-tapdevs deleted file mode 100755 index 624deac..0000000 --- a/scripts/runqemu-gen-tapdevs +++ /dev/null | |||
| @@ -1,100 +0,0 @@ | |||
| 1 | #!/bin/bash | ||
| 2 | # | ||
| 3 | # Create a "bank" of tap network devices that can be used by the | ||
| 4 | # runqemu script. This script needs to be run as root, and will | ||
| 5 | # use the tunctl binary from the build system sysroot. Note: many Linux | ||
| 6 | # distros these days still use an older version of tunctl which does not | ||
| 7 | # support the group permissions option, hence the need to use the build | ||
| 8 | # system provided version. | ||
| 9 | # | ||
| 10 | # Copyright (C) 2010 Intel Corp. | ||
| 11 | # | ||
| 12 | # This program is free software; you can redistribute it and/or modify | ||
| 13 | # it under the terms of the GNU General Public License version 2 as | ||
| 14 | # published by the Free Software Foundation. | ||
| 15 | # | ||
| 16 | # This program is distributed in the hope that it will be useful, | ||
| 17 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 18 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 19 | # GNU General Public License for more details. | ||
| 20 | # | ||
| 21 | # You should have received a copy of the GNU General Public License along | ||
| 22 | # with this program; if not, write to the Free Software Foundation, Inc., | ||
| 23 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 24 | |||
| 25 | usage() { | ||
| 26 | echo "Usage: sudo $0 <uid> <gid> <num> <native-sysroot-basedir>" | ||
| 27 | echo "Where <uid> is the numeric user id the tap devices will be owned by" | ||
| 28 | echo "Where <gid> is the numeric group id the tap devices will be owned by" | ||
| 29 | echo "<num> is the number of tap devices to create (0 to remove all)" | ||
| 30 | echo "<native-sysroot-basedir> is the path to the build system's native sysroot" | ||
| 31 | exit 1 | ||
| 32 | } | ||
| 33 | |||
| 34 | if [ $EUID -ne 0 ]; then | ||
| 35 | echo "Error: This script must be run with root privileges" | ||
| 36 | exit | ||
| 37 | fi | ||
| 38 | |||
| 39 | if [ $# -ne 4 ]; then | ||
| 40 | echo "Error: Incorrect number of arguments" | ||
| 41 | usage | ||
| 42 | fi | ||
| 43 | |||
| 44 | TUID=$1 | ||
| 45 | GID=$2 | ||
| 46 | COUNT=$3 | ||
| 47 | SYSROOT=$4 | ||
| 48 | |||
| 49 | TUNCTL=$SYSROOT/usr/bin/tunctl | ||
| 50 | if [[ ! -x "$TUNCTL" || -d "$TUNCTL" ]]; then | ||
| 51 | echo "Error: $TUNCTL is not an executable" | ||
| 52 | usage | ||
| 53 | fi | ||
| 54 | |||
| 55 | SCRIPT_DIR=`dirname $0` | ||
| 56 | RUNQEMU_IFUP="$SCRIPT_DIR/runqemu-ifup" | ||
| 57 | if [ ! -x "$RUNQEMU_IFUP" ]; then | ||
| 58 | echo "Error: Unable to find the runqemu-ifup script in $SCRIPT_DIR" | ||
| 59 | exit 1 | ||
| 60 | fi | ||
| 61 | |||
| 62 | IFCONFIG=`which ip 2> /dev/null` | ||
| 63 | if [ -z "$IFCONFIG" ]; then | ||
| 64 | # Is it ever anywhere else? | ||
| 65 | IFCONFIG=/sbin/ip | ||
| 66 | fi | ||
| 67 | if [ ! -x "$IFCONFIG" ]; then | ||
| 68 | echo "$IFCONFIG cannot be executed" | ||
| 69 | exit 1 | ||
| 70 | fi | ||
| 71 | |||
| 72 | # Ensure we start with a clean slate | ||
| 73 | for tap in `$IFCONFIG link | grep tap | awk '{ print \$2 }' | sed s/://`; do | ||
| 74 | echo "Note: Destroying pre-existing tap interface $tap..." | ||
| 75 | $TUNCTL -d $tap | ||
| 76 | done | ||
| 77 | |||
| 78 | echo "Creating $COUNT tap devices for UID: $TUID GID: $GID..." | ||
| 79 | for ((index=0; index < $COUNT; index++)); do | ||
| 80 | echo "Creating tap$index" | ||
| 81 | ifup=`$RUNQEMU_IFUP $TUID $GID $SYSROOT 2>&1` | ||
| 82 | if [ $? -ne 0 ]; then | ||
| 83 | echo "Error running tunctl: $ifup" | ||
| 84 | exit 1 | ||
| 85 | fi | ||
| 86 | done | ||
| 87 | |||
| 88 | if [ $COUNT -gt 0 ]; then | ||
| 89 | echo "Note: For systems running NetworkManager, it's recommended" | ||
| 90 | echo "Note: that the tap devices be set as unmanaged in the" | ||
| 91 | echo "Note: NetworkManager.conf file. Add the following lines to" | ||
| 92 | echo "Note: /etc/NetworkManager/NetworkManager.conf" | ||
| 93 | echo "[keyfile]" | ||
| 94 | echo "unmanaged-devices=interface-name:tap*" | ||
| 95 | fi | ||
| 96 | |||
| 97 | # The runqemu script will check for this file, and if it exists, | ||
| 98 | # will use the existing bank of tap devices without creating | ||
| 99 | # additional ones via sudo. | ||
| 100 | touch /etc/runqemu-nosudo | ||
