Install batman script for client
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Bob Mottram
parent
e1c73c7732
commit
e3b56db91a
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@ -31,9 +31,11 @@ CURR_USER=$USER
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# Version number of this script
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VERSION="1.01"
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# mesh networking settings
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BRIDGE_BATMAN_IPV6=
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PEER_BATMAN_IPV6=
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WIFI_CHANNEL=2
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# B.A.T.M.A.N settings
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BATMAN_CELLID='02:BA:00:00:03:01'
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ESSID='mesh'
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# ssh (from https://stribika.github.io/2015/01/04/secure-secure-shell.html)
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SSH_CIPHERS="chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr"
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@ -84,69 +86,116 @@ function configure_ssh_client {
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}
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function mesh_batman {
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if [ ! $BRIDGE_BATMAN_IPV6 ]; then
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return
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fi
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sudo apt-get -y install iproute bridge-utils libnetfilter-conntrack3 batctl
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sudo apt-get -y install python-dev libevent-dev ebtables python-pip git
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apt-get -y install iproute bridge-utils libnetfilter-conntrack3 batctl
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apt-get -y install python-dev libevent-dev ebtables python-pip
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apt-get -y install wireless-tools rfkill
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sudo modprobe batman-adv
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[ $? -ne 0 ] && echo "B.A.T.M.A.N module not available" && exit 76482
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if ! grep -q "batman_adv" /etc/modules; then
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sudo echo 'batman_adv' >> /etc/modules
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fi
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batman_script=/tmp/batman
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# If no address has been given then create a ramdom one
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if [ ! $PEER_BATMAN_IPV6 ]; then
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hexarray=( 1 2 3 4 5 6 7 8 9 0 a b c d e f )
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a=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}
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b=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}
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c=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}
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d=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]}
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PEER_BATMAN_IPV6="$IPV6_NETWORK:$a:$b:$c:$d"
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fi
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sudo cp /etc/network/interfaces ~/interfaces
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if ! grep -q "# Mesh Networking (B.A.T.M.A.N)" ~/interfaces; then
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echo '' >> ~/interfaces
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echo '# Mesh Networking (B.A.T.M.A.N)' >> ~/interfaces
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echo 'iface bat0 inet6 static' >> ~/interfaces
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echo ' pre-up modprobe ipv6' >> ~/interfaces
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echo " address $PEER_BATMAN_IPV6" >> ~/interfaces
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echo ' netmask 64' >> ~/interfaces
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sudo mv ~/interfaces /etc/network/interfaces
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else
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sudo rm ~/interfaces
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fi
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echo '#!/bin/bash' > /tmp/freedombone_mesh
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echo '' > /tmp/freedombone_mesh
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echo '# stop network manager to make the mesh network work' >> /tmp/freedombone_mesh
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echo 'service networking stop' >> /tmp/freedombone_mesh
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echo '' >> /tmp/freedombone_mesh
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echo -n '# configure the wlan interface to operate with ' >> /tmp/freedombone_mesh
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echo 'mtus of 1532(batman requires it) and turn enc off ' >> /tmp/freedombone_mesh
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echo 'to ensure it works' >> /tmp/freedombone_mesh
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echo 'ifconfig wlan0 down' >> /tmp/freedombone_mesh
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echo 'ifconfig wlan0 mtu 1532' >> /tmp/freedombone_mesh
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echo 'iwconfig wlan0 enc off' >> /tmp/freedombone_mesh
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echo '' >> /tmp/freedombone_mesh
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echo '# add the interface to the ad-hoc network - or create it.' >> /tmp/freedombone_mesh
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echo -n "iwconfig wlan0 mode ad-hoc essid mesh ap " >> /tmp/freedombone_mesh
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echo "$BRIDGE_BATMAN_IPV6 channel 2" >> /tmp/freedombone_mesh
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echo '' >> /tmp/freedombone_mesh
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echo -n '# add wlan0 to the batman-adv virtual interface(so it can ' >> /tmp/freedombone_mesh
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echo 'communicate with other batman-adv nodes)' >> /tmp/freedombone_mesh
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echo 'batctl if add wlan0' >> /tmp/freedombone_mesh
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echo 'ifconfig wlan0 up' >> /tmp/freedombone_mesh
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echo 'ifconfig bat0 up' >> /tmp/freedombone_mesh
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echo '' >> /tmp/freedombone_mesh
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echo '# get the ip address for the node from the bridge connected to the dhcp server' >> /tmp/freedombone_mesh
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echo 'dhclient bat0' >> /tmp/freedombone_mesh
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echo '' >> /tmp/freedombone_mesh
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echo 'exit 0' >> /tmp/freedombone_mesh
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chmod +x /tmp/freedombone_mesh
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sudo mv /tmp/freedombone_mesh /usr/bin/mesh
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echo '#!/bin/sh' > $batman_script
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echo '' >> $batman_script
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echo '# Mesh definition' >> $batman_script
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echo "ESSID=$ESSID" >> $batman_script
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echo "CELLID=$BATMAN_CELLID" >> $batman_script
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echo "CHANNEL=$WIFI_CHANNEL" >> $batman_script
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echo '' >> $batman_script
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echo '# Ethernet bridge definition (bridged do bat0)' >> $batman_script
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echo 'BRIDGE=br-mesh' >> $batman_script
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echo 'IFACE=wlan0' >> $batman_script
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echo 'EIFACE=eth0' >> $batman_script
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echo 'IFACE_EXISTS=$(grep "$IFACE" /proc/net/dev)' >> $batman_script
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echo '' >> $batman_script
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echo 'if [ -e /etc/default/batctl ]; then' >> $batman_script
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echo ' . /etc/default/batctl' >> $batman_script
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echo 'fi' >> $batman_script
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echo '' >> $batman_script
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echo 'start() {' >> $batman_script
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echo ' if [ -z "$IFACE" ] ; then' >> $batman_script
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echo ' echo "error: unable to find wifi interface, not enabling batman-adv mesh"' >> $batman_script
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echo ' return' >> $batman_script
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echo ' fi' >> $batman_script
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echo ' echo "info: enabling batman-adv mesh network $ESSID on $IFACE"' >> $batman_script
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echo ' systemctl stop networking' >> $batman_script
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echo ' sleep 5' >> $batman_script
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echo '' >> $batman_script
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echo ' # Might have to re-enable wifi' >> $batman_script
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echo ' rfkill unblock $(rfkill list|awk -F: "/phy/ {print $1}") || true' >> $batman_script
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echo '' >> $batman_script
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echo ' ifconfig $IFACE down' >> $batman_script
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echo ' ifconfig $IFACE mtu 1528' >> $batman_script
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echo ' iwconfig $IFACE enc off' >> $batman_script
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echo ' iwconfig $IFACE mode ad-hoc essid $ESSID channel $CHANNEL' >> $batman_script
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echo ' sleep 1' >> $batman_script
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echo ' iwconfig $IFACE ap $CELLID' >> $batman_script
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echo '' >> $batman_script
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echo ' modprobe batman-adv' >> $batman_script
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echo ' batctl if add $IFACE' >> $batman_script
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echo ' ifconfig $IFACE up' >> $batman_script
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echo ' ifconfig bat0 up promisc' >> $batman_script
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echo '' >> $batman_script
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echo ' #Use persistent HWAddr' >> $batman_script
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echo ' ether_new=$(ifconfig eth0 | grep HWaddr | sed -e "s/.*HWaddr //")' >> $batman_script
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echo ' if [ ! -f /var/lib/mesh-node/bat0 ]' >> $batman_script
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echo ' then' >> $batman_script
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echo ' mkdir /var/lib/mesh-node' >> $batman_script
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echo ' echo "${ether_new}" > /var/lib/mesh-node/bat0' >> $batman_script
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echo ' else' >> $batman_script
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echo ' ether=$(cat /var/lib/mesh-node/bat0)' >> $batman_script
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echo ' ifconfig bat0 hw ether ${ether}' >> $batman_script
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echo ' fi' >> $batman_script
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echo '' >> $batman_script
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echo ' if [ "$EIFACE" ] ; then' >> $batman_script
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echo ' ifconfig $EIFACE up promisc' >> $batman_script
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echo ' brctl addbr $BRIDGE' >> $batman_script
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echo ' brctl addif $BRIDGE bat0' >> $batman_script
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echo ' brctl addif $BRIDGE $EIFACE' >> $batman_script
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echo ' ifconfig $BRIDGE up' >> $batman_script
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echo ' fi' >> $batman_script
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echo '}' >> $batman_script
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echo '' >> $batman_script
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echo 'stop() {' >> $batman_script
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echo ' if [ -z "$IFACE" ] ; then' >> $batman_script
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echo ' echo "error: unable to find wifi interface, not enabling batman-adv mesh"' >> $batman_script
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echo ' return' >> $batman_script
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echo ' fi' >> $batman_script
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echo ' if [ "$EIFACE" ] ; then' >> $batman_script
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echo ' brctl delif $BRIDGE bat0' >> $batman_script
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echo ' brctl delif $BRIDGE $EIFACE' >> $batman_script
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echo ' ifconfig $BRIDGE down || true' >> $batman_script
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echo ' brctl delbr $BRIDGE' >> $batman_script
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echo ' ifconfig $EIFACE down -promisc' >> $batman_script
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echo ' fi' >> $batman_script
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echo '' >> $batman_script
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echo ' ifconfig bat0 down -promisc' >> $batman_script
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echo '' >> $batman_script
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echo ' batctl if del $IFACE' >> $batman_script
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echo ' rmmod batman-adv' >> $batman_script
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echo ' ifconfig $IFACE mtu 1500' >> $batman_script
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echo ' ifconfig $IFACE down' >> $batman_script
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echo ' iwconfig $IFACE mode managed' >> $batman_script
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echo '' >> $batman_script
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echo ' systemctl restart networking' >> $batman_script
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echo '}' >> $batman_script
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echo '' >> $batman_script
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echo 'if [ ! $IFACE_EXISTS ]; then' >> $batman_script
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echo ' echo "Interface $IFACE was not found"' >> $batman_script
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echo ' stop' >> $batman_script
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echo ' exit 1' >> $batman_script
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echo 'fi' >> $batman_script
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echo '' >> $batman_script
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echo 'case "$1" in' >> $batman_script
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echo ' start|stop)' >> $batman_script
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echo ' $1' >> $batman_script
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echo ' ;;' >> $batman_script
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echo ' *)' >> $batman_script
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echo ' echo "error: invalid parameter $1"' >> $batman_script
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echo ' echo "usage: $0 {start|stop}"' >> $batman_script
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echo ' exit 2' >> $batman_script
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echo ' ;;' >> $batman_script
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echo 'esac' >> $batman_script
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echo 'exit 0' >> $batman_script
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chmod +x $batman_script
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sudo mv $batman_script /usr/bin/batman
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}
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function show_help {
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@ -164,10 +213,6 @@ case $key in
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-h|--help)
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show_help
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;;
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--bridge-ip)
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shift
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BRIDGE_BATMAN_IPV6="$1"
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;;
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*)
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# unknown option
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;;
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