Get secondary wifi adapter working on mesh
This commit is contained in:
Bob Mottram
parent
741ef6f7c9
commit
85729ed2f7
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@ -30,7 +30,9 @@
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PROJECT_NAME='freedombone'
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COMPLETION_FILE=/root/${PROJECT_NAME}-completed.txt
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HOTSPOT_PASSPHRASE='mesh'
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# hotspot passphrase must be 5 characters or longer
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HOTSPOT_PASSPHRASE="${PROJECT_NAME}"
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source /usr/share/${PROJECT_NAME}/utils/${PROJECT_NAME}-utils-wifi
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@ -114,16 +116,14 @@ function stop {
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fi
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if [ "$EIFACE" ]; then
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brctl delif $BRIDGE bat0
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brctl delif $BRIDGE $EIFACE
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ifconfig $BRIDGE down || true
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ethernet_connected=$(cat /sys/class/net/$EIFACE/carrier)
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if [[ "$ethernet_connected" != "0" ]]; then
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systemctl stop hostapd
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brctl delif $BRIDGE $EIFACE
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ifconfig $EIFACE down -promisc
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fi
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brctl delbr $BRIDGE
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ifconfig $EIFACE down -promisc
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fi
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if [ $IFACE_SECONDARY ]; then
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systemctl stop hostapd
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brctl delif $BRIDGE_HOTSPOT bat0
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ifconfig $BRIDGE_HOTSPOT down || true
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brctl delbr $BRIDGE_HOTSPOT
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fi
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avahi-autoipd -k $BRIDGE
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@ -131,11 +131,21 @@ function stop {
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ifconfig bat0 down -promisc
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batctl if del $IFACE
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rmmod batman-adv
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ifconfig $IFACE mtu 1500
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ifconfig $IFACE down
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iwconfig $IFACE mode managed
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if [ $IFACE_SECONDARY ]; then
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systemctl stop hostapd
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systemctl disable hostapd
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batctl if del $IFACE_SECONDARY
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ifconfig $IFACE_SECONDARY mtu 1500
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ifconfig $IFACE_SECONDARY down
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iwconfig $IFACE_SECONDARY mode managed
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fi
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rmmod batman-adv
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iptables -D INPUT -p tcp --dport $TRACKER_PORT -j ACCEPT
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iptables -D INPUT -p udp --dport $TRACKER_PORT -j ACCEPT
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iptables -D INPUT -p tcp --dport 80 -j ACCEPT
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@ -205,6 +215,37 @@ function assign_peer_address {
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done
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}
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function add_wifi_interface {
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ifname=$1
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ifssid=$WIFI_SSID
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if [ $2 ]; then
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ifssid=$2
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fi
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ifmode=ad-hoc
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if [ $3 ]; then
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ifmode=$3
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fi
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ifchannel=$CHANNEL
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if [ $4 ]; then
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ifchannel=$4
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fi
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ifconfig $ifname down
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ifconfig $ifname mtu 1532
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peermac=$(assign_peer_address)
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if [ ! $peermac ]; then
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echo $"Unable to obtain MAC address for $peermac on $ifname"
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return
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fi
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ifconfig $ifname hw ether $peermac
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echo $"$ifname assigned MAC address $peermac"
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iwconfig $ifname enc off
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iwconfig $ifname mode $ifmode essid $ifssid channel $ifchannel
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batctl if add $ifname
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ifconfig $ifname up
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}
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function start {
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if [ -z "$IFACE" ] ; then
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echo 'error: unable to find wifi interface, not enabling batman-adv mesh'
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@ -225,88 +266,68 @@ function start {
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# Might have to re-enable wifi
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rfkill unblock $(rfkill list|awk -F: "/phy/ {print $1}") || true
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ifconfig $IFACE down
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ifconfig $IFACE mtu 1532
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peermac=$(assign_peer_address)
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if [ ! $peermac ]; then
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echo $"Unable to obtain MAC address for $peermac"
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return
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fi
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ifconfig $IFACE hw ether $peermac
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echo $"$IFACE assigned MAC address $peermac"
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iwconfig $IFACE enc off
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iwconfig $IFACE mode ad-hoc essid $WIFI_SSID channel $CHANNEL
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modprobe batman-adv
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batctl if add $IFACE
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ifconfig $IFACE up
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avahi-autoipd --force-bind --daemonize --wait $IFACE
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ifconfig bat0 up promisc
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if [ "$EIFACE" ] ; then
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echo $'Trying ethernet bridge to the internet'
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brctl addbr $BRIDGE
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brctl addif $BRIDGE bat0
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brctl addif $BRIDGE $EIFACE
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ifconfig bat0 0.0.0.0
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ifconfig $EIFACE 0.0.0.0
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ifconfig $EIFACE up promisc
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ifconfig $BRIDGE up
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dhclient $BRIDGE
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echo $'End of ethernet bridge'
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fi
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hotspot_enabled=
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secondary_wifi_available=
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if [ $IFACE_SECONDARY ]; then
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if [[ $IFACE != $IFACE_SECONDARY ]]; then
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if [ -d /etc/hostapd ]; then
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# bridge between mesh and wifi hotspot for mobile
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HOTSPOT_NAME=$"${WIFI_SSID}-hotspot"
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ifconfig $IFACE_SECONDARY down
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ifconfig $IFACE_SECONDARY mtu 1500
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CELLID=$(assign_peer_address)
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if [ $CELLID ]; then
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ifconfig $IFACE_SECONDARY hw ether $CELLID
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echo $"Secondary wifi adaptor $IFACE_SECONDARY assigned to MAC address $CELLID"
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iwconfig $IFACE_SECONDARY enc open
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iwconfig $IFACE_SECONDARY mode managed essid $HOTSPOT_NAME channel ${HOTSPOT_CHANNEL}
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iwconfig $IFACE_SECONDARY ap $CELLID
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iwconfig $IFACE ap $CELLID
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brctl addbr $BRIDGE_HOTSPOT
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brctl addif $BRIDGE_HOTSPOT bat0
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brctl addif $BRIDGE_HOTSPOT $IFACE_SECONDARY
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ifconfig bat0 0.0.0.0
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ifconfig $IFACE_SECONDARY 0.0.0.0
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sed -i 's|#DAEMON_CONF=.*|DAEMON_CONF="/etc/hostapd/hostapd.conf"|g' /etc/default/hostapd
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echo "interface=${IFACE_SECONDARY}" > /etc/hostapd/hostapd.conf
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echo "bridge=${BRIDGE_HOTSPOT}" >> /etc/hostapd/hostapd.conf
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echo 'driver=nl80211' >> /etc/hostapd/hostapd.conf
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echo "country_code=UK" >> /etc/hostapd/hostapd.conf
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echo "ssid=$HOTSPOT_NAME" >> /etc/hostapd/hostapd.conf
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echo 'hw_mode=g' >> /etc/hostapd/hostapd.conf
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echo "channel=${HOTSPOT_CHANNEL}" >> /etc/hostapd/hostapd.conf
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echo 'wpa=2' >> /etc/hostapd/hostapd.conf
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echo "wpa_passphrase=$HOTSPOT_PASSPHRASE" >> /etc/hostapd/hostapd.conf
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echo 'wpa_key_mgmt=WPA-PSK' >> /etc/hostapd/hostapd.conf
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echo 'wpa_pairwise=TKIP' >> /etc/hostapd/hostapd.conf
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echo 'rsn_pairwise=CCMP' >> /etc/hostapd/hostapd.conf
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echo 'auth_algs=1' >> /etc/hostapd/hostapd.conf
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echo 'macaddr_acl=0' >> /etc/hostapd/hostapd.conf
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ifconfig $BRIDGE_HOTSPOT up
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avahi-autoipd --force-bind --daemonize --wait $BRIDGE_HOTSPOT
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ifconfig $IFACE_SECONDARY up promisc
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#ifconfig $IFACE_SECONDARY auto-dhcp start
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systemctl start hostapd
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hotspot_enabled=1
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if [ ${#HOTSPOT_PASSPHRASE} -gt 4 ]; then
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secondary_wifi_available=1
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else
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echo $'Hotspot passphrase is too short'
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fi
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fi
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fi
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fi
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modprobe batman-adv
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add_wifi_interface $IFACE $WIFI_SSID ad-hoc $CHANNEL
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avahi-autoipd --force-bind --daemonize --wait $IFACE
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# NOTE: Don't connect the secondary wifi device. hostapd will handle that by itself
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ifconfig bat0 up promisc
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brctl addbr $BRIDGE
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brctl addif $BRIDGE bat0
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ifconfig bat0 0.0.0.0
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if [ "$EIFACE" ] ; then
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ethernet_connected=$(cat /sys/class/net/$EIFACE/carrier)
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if [[ "$ethernet_connected" != "0" ]]; then
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echo $'Trying ethernet bridge to the internet'
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brctl addif $BRIDGE $EIFACE
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ifconfig $EIFACE 0.0.0.0
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ifconfig $EIFACE up promisc
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echo $'End of ethernet bridge'
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else
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echo $"$EIFACE is not connected"
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fi
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fi
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ifconfig $BRIDGE up
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dhclient $BRIDGE
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if [ $secondary_wifi_available ]; then
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sed -i 's|#DAEMON_CONF=.*|DAEMON_CONF="/etc/hostapd/hostapd.conf"|g' /etc/default/hostapd
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echo "interface=${IFACE_SECONDARY}" > /etc/hostapd/hostapd.conf
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echo "bridge=${BRIDGE}" >> /etc/hostapd/hostapd.conf
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echo 'driver=nl80211' >> /etc/hostapd/hostapd.conf
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echo "country_code=UK" >> /etc/hostapd/hostapd.conf
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echo "ssid=${WIFI_SSID}-${HOSTNAME}" >> /etc/hostapd/hostapd.conf
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echo 'hw_mode=g' >> /etc/hostapd/hostapd.conf
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echo "channel=${HOTSPOT_CHANNEL}" >> /etc/hostapd/hostapd.conf
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echo 'wpa=2' >> /etc/hostapd/hostapd.conf
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echo "wpa_passphrase=$HOTSPOT_PASSPHRASE" >> /etc/hostapd/hostapd.conf
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echo 'wpa_key_mgmt=WPA-PSK' >> /etc/hostapd/hostapd.conf
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echo 'wpa_pairwise=TKIP' >> /etc/hostapd/hostapd.conf
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echo 'rsn_pairwise=CCMP' >> /etc/hostapd/hostapd.conf
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echo 'auth_algs=1' >> /etc/hostapd/hostapd.conf
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echo 'macaddr_acl=0' >> /etc/hostapd/hostapd.conf
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systemctl enable hostapd
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systemctl restart hostapd
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fi
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iptables -A INPUT -p icmp --icmp-type echo-request -j ACCEPT
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iptables -A OUTPUT -p icmp --icmp-type echo-reply -j ACCEPT
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iptables -A INPUT -p tcp --dport $TRACKER_PORT -j ACCEPT
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@ -215,6 +215,10 @@ function update_wifi_adaptors {
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IFACE=
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IFACE_SECONDARY=
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for i in $(seq 10 -1 0); do
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ifdown --force wlan${i}
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done
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for i in $(seq 10 -1 0); do
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if grep -q "wlan${i}" /proc/net/dev; then
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if [ ! $IFACE ]; then
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