#!/gns3/bin/busybox sh # # Copyright (C) 2016 GNS3 Technologies Inc. # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # 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, see . # # This script is injected into the container and launch before # the start command of the container # OLD_PATH="$PATH" PATH=/gns3/bin:/tmp/gns3/bin # bootstrap busybox commands if [ ! -d /tmp/gns3/bin ]; then busybox mkdir -p /tmp/gns3/bin /gns3/bin/busybox --install -s /tmp/gns3/bin fi # /etc/hosts [ -s /etc/hosts ] || cat > /etc/hosts << __EOF__ 127.0.1.1 $HOSTNAME 127.0.0.1 localhost ::1 localhost ip6-localhost ip6-loopback fe00::0 ip6-localnet ff00::0 ip6-mcastprefix ff02::1 ip6-allnodes ff02::2 ip6-allrouters __EOF__ # configure loopback interface ip link set dev lo up # Wait for all eth available while true do grep $GNS3_MAX_ETHERNET /proc/net/dev > /dev/null && break sleep 0.5 done # activate eth interfaces sed -n 's/^ *\(eth[0-9]*\):.*/\1/p' < /proc/net/dev | while read dev; do ip link set dev $dev up done # configure network interfaces ifup -a -f # continue normal docker startup PATH="$OLD_PATH" exec "$@"