#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# Installs mesh applications. This avoids duplicated functions
# within freedombone and freedombone-image-customize and also
# for client installs
#
# License
# =======
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

PROJECT_NAME='freedombone'
INSTALL_DIR=/root/build
COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt

export TEXTDOMAIN=${PROJECT_NAME}-mesh-install
export TEXTDOMAINDIR="/usr/share/locale"

# for mesh installs
TRACKER_PORT=6969

ZERONET_PORT=15441

WIFI_CHANNEL=2
WIFI_INTERFACE='wlan0'

# B.A.T.M.A.N settings
BATMAN_CELLID='02:BA:00:00:03:01'
ESSID='mesh'

# Babel
BABEL_PORT=6696

rootdir=''
FN=
CHROOT_PREFIX=''
FRIENDS_MIRRORS_SERVER=

TOXID_REPO="https://github.com/bashrc/toxid"
TOX_PORT=33445
TOX_REPO="git://github.com/irungentoo/toxcore.git"
TOX_COMMIT='73b2144edcfd1ca617e9054479b66ab0c0361a14'
# These are some default nodes, but you can replace them with trusted nodes
# as you prefer. See https://wiki.tox.im/Nodes
TOX_NODES=
#TOX_NODES=(
#  '192.254.75.102,2607:5600:284::2,33445,951C88B7E75C867418ACDB5D273821372BB5BD652740BCDF623A4FA293E75D2F,Tox RELENG,US'
#  '144.76.60.215,2a01:4f8:191:64d6::1,33445,04119E835DF3E78BACF0F84235B300546AF8B936F035185E2A8E9E0A67C8924F,sonOfRa,DE'
#)
ZERONET_REPO="https://github.com/HelloZeroNet/ZeroNet.git"
ZERONET_COMMIT='675bd462556c541d65e2d95f91f899146a373aad'

function show_help {
    echo ''
    echo $"${PROJECT_NAME}-mesh-install -f [function] -r [rootdir]"
    echo ''
    echo $'Runs a mesh network install function'
    echo ''
    echo $'  -h --help                   Show help'
    echo $'  -f --function [name]        Name of the function to be run'
    echo $'  -r --rootdir [directory]    Root directory'
    echo $'  -w --wifi [interface]       e.g. wlan0'
    echo ''
    exit 0
}

function git_clone {
    repo_url="$1"
    destination_dir="$2"
    if [[ "$repo_url" == "ssh:"* ]]; then
        if [ "${FRIENDS_MIRRORS_SERVER}" ]; then
            if [ ${#FRIENDS_MIRRORS_SERVER} -gt 2 ]; then
                if [ "$FRIENDS_MIRRORS_PASSWORD" ]; then
                    if [ ${#FRIENDS_MIRRORS_PASSWORD} -gt 2 ]; then
                        sshpass -p "$FRIENDS_MIRRORS_PASSWORD" git clone "$repo_url" "$destination_dir"
                        return
                    fi
                fi
            fi
        fi
    fi
    git clone "$repo_url" "$destination_dir"
}

function mesh_babel {
    $CHROOT_PREFIX apt-get -y install babeld

    babel_script=${rootdir}/var/lib/babel

    echo '#!/bin/bash' > $babel_script
    echo '' >> $babel_script
    echo 'if [[ $1 == "ls" || $1 == "list" ]]; then' >> $babel_script
    echo '    avahi-browse -atl' >> $babel_script
    echo '    exit 0' >> $babel_script
    echo 'fi' >> $babel_script
    echo '' >> $babel_script
    echo 'if [[ $1 == "start" ]]; then' >> $babel_script
    echo '    sed -i "s|#host-name=.*|host-name=$(hostname)|g" /etc/avahi/avahi-daemon.conf' >> $babel_script
    echo '    sed -i "s|host-name=.*|host-name=$(hostname)|g" /etc/avahi/avahi-daemon.conf' >> $babel_script
    echo '    sed -i "s|use-ipv4=.*|use-ipv4=yes|g" /etc/avahi/avahi-daemon.conf' >> $babel_script
    echo '    sed -i "s|use-ipv6=.*|use-ipv6=no|g" /etc/avahi/avahi-daemon.conf' >> $babel_script
    echo '    sed -i "s|hosts:.*|hosts:          files mdns4_minimal dns mdns4 mdns|g" /etc/nsswitch.conf' >> $babel_script
    echo '    systemctl restart avahi-daemon' >> $babel_script
    echo 'fi' >> $babel_script
    echo '' >> $babel_script
    echo "IFACE=$WIFI_INTERFACE" >> $babel_script
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $babel_script
    echo '    if grep -q "wlan1" /proc/net/dev; then' >> $babel_script
    echo '        IFACE=wlan1' >> $babel_script
    echo '    fi' >> $babel_script
    echo 'fi' >> $babel_script
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $babel_script
    echo '    if grep -q "wlan2" /proc/net/dev; then' >> $babel_script
    echo '        IFACE=wlan2' >> $babel_script
    echo '    fi' >> $babel_script
    echo 'fi' >> $babel_script
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $babel_script
    echo '    if grep -q "wlan3" /proc/net/dev; then' >> $babel_script
    echo '        IFACE=wlan3' >> $babel_script
    echo '    fi' >> $babel_script
    echo 'fi' >> $babel_script
    echo '' >> $babel_script
    echo 'if [[ ! grep -q "$IFACE" /proc/net/dev || $1 == "stop" ]]; then' >> $babel_script
    echo '    if ! grep -q "$IFACE" /proc/net/dev; then' >> $babel_script
    echo '        echo "Interface $IFACE was not found"' >> $babel_script
    echo '    else' >> $babel_script
    echo '        echo "Stopping"' >> $babel_script
    echo '    fi' >> $babel_script
    echo '    ifconfig $IFACE down' >> $babel_script
    echo '    pkill babeld' >> $babel_script
    echo '    systemctl restart network-manager' >> $babel_script
    echo '    exit 1' >> $babel_script
    echo 'fi' >> $babel_script
    echo '' >> $babel_script
    echo 'systemctl stop network-manager' >> $babel_script
    echo 'ifconfig $IFACE down' >> $babel_script
    echo -n 'iwconfig $IFACE mode ad-hoc channel ' >> $babel_script
    echo "$WIFI_CHANNEL essid \"$ESSID\"" >> $babel_script
    echo 'ifconfig $IFACE up' >> $babel_script
    echo -n 'ifconfig $IFACE:avahi ' >> $babel_script
    echo -n "$LOCAL_NETWORK_STATIC_IP_ADDRESS netmask " >> $babel_script
    echo '255.255.255.0 broadcast 192.168.13.255' >> $babel_script
    echo -n 'babeld -D $IFACE:avahi -p ' >> $babel_script
    echo -n "$BABEL_PORT -d 5 " >> $babel_script
    echo '$IFACE' >> $babel_script
    echo 'exit 0' >> $babel_script
    chmod +x $babel_script

    echo '[Unit]' > ${rootdir}/etc/systemd/system/babel.service
    echo 'Description=Babel Mesh' >> ${rootdir}/etc/systemd/system/babel.service
    echo '' >> ${rootdir}/etc/systemd/system/babel.service
    echo '[Service]' >> ${rootdir}/etc/systemd/system/babel.service
    echo 'Type=oneshot' >> ${rootdir}/etc/systemd/system/babel.service
    echo "ExecStart=$babel_script start" >> ${rootdir}/etc/systemd/system/babel.service
    echo "ExecStop=$babel_script stop" >> ${rootdir}/etc/systemd/system/babel.service
    echo 'RemainAfterExit=yes' >> ${rootdir}/etc/systemd/system/babel.service
    echo '' >> ${rootdir}/etc/systemd/system/babel.service
    echo '# Allow time for the server to start/stop' >> ${rootdir}/etc/systemd/system/babel.service
    echo 'TimeoutSec=300' >> ${rootdir}/etc/systemd/system/babel.service
    echo '' >> ${rootdir}/etc/systemd/system/babel.service
    echo '[Install]' >> /etc/systemd/system/babel.service
    echo 'WantedBy=multi-user.target' >> ${rootdir}/etc/systemd/system/babel.service
    $CHROOT_PREFIX systemctl enable babel
}

function mesh_avahi {
    $CHROOT_PREFIX apt-get -y install avahi-utils avahi-autoipd avahi-dnsconfd

    decarray=( 1 2 3 4 5 6 7 8 9 0 )
    PEER_ID=${decarray[$RANDOM%10]}${decarray[$RANDOM%10]}${decarray[$RANDOM%10]}${decarray[$RANDOM%10]}${decarray[$RANDOM%10]}${decarray[$RANDOM%10]}${decarray[$RANDOM%10]}${decarray[$RANDOM%10]}
    sed -i "s|#host-name=.*|host-name=P$PEER_ID|g" $rootdir/etc/avahi/avahi-daemon.conf

    if [ ! -d $rootdir/etc/avahi/services ]; then
        mkdir -p $rootdir/etc/avahi/services
    fi

    # remove an avahi service which isn't used
    if [ -f $rootdir/etc/avahi/services/udisks.service ]; then
        rm $rootdir/etc/avahi/services/udisks.service
    fi

    # Add an ssh service
    echo '<?xml version="1.0" standalone="no"?><!--*-nxml-*-->' > $rootdir/etc/avahi/services/ssh.service
    echo '<!DOCTYPE service-group SYSTEM "avahi-service.dtd">' >> $rootdir/etc/avahi/services/ssh.service
    echo '<service-group>' >> $rootdir/etc/avahi/services/ssh.service
    echo '  <name replace-wildcards="yes">%h SSH</name>' >> $rootdir/etc/avahi/services/ssh.service
    echo '  <service>' >> $rootdir/etc/avahi/services/ssh.service
    echo '    <type>_ssh._tcp</type>' >> $rootdir/etc/avahi/services/ssh.service
    echo "    <port>$SSH_PORT</port>" >> $rootdir/etc/avahi/services/ssh.service
    echo '  </service>' >> $rootdir/etc/avahi/services/ssh.service
    echo '</service-group>' >> $rootdir/etc/avahi/services/ssh.service

    # keep the daemon running
    WATCHDOG_SCRIPT_NAME="keepon"
    echo '' >> $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
    echo '# keep avahi daemon running' >> $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
    echo 'AVAHI_RUNNING=$(pgrep avahi-daemon > /dev/null && echo Running)' >> $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
    echo 'if [ ! $AVAHI_RUNNING ]; then' >> $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
    echo '  systemctl start avahi-daemon' >> $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
    echo '  echo -n $CURRENT_DATE >> $LOGFILE' >> $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
    echo '  echo " Avahi daemon restarted" >> $LOGFILE' >> $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
    echo 'fi' >> $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
    chmod +x $rootdir/usr/bin/$WATCHDOG_SCRIPT_NAME
}

function mesh_babel_client {
    if [ ! -f ${rootdir}/tmp/meshtype ]; then
        $CHROOT_PREFIX sudo apt-get -y install babeld
        $CHROOT_PREFIX sudo apt-get -y install irssi mumble
        if [ ! -f /usr/bin/toxic ]; then
            $CHROOT_PREFIX sudo apt-get -y install toxic
            echo "n
/nick $USER
/exit
" | ${rootdir}/usr/bin/toxic -d
        fi

        CURR_DIR=$(pwd)
        if [ ! -f ~/develop/toxid ]; then
            if [ ! -f ~/develop ]; then
                mkdir ~/develop
            fi
            cd ~/develop
            git_clone $TOXID_REPO ~/develop/toxid
        fi
        cd ~/develop/toxid
        sudo make install
        cd $CURR_DIR
    fi

    babel_script=${rootdir}/tmp/babel

    echo '#!/bin/bash' > $babel_script
    echo '' >> $babel_script
    echo 'if [[ $1 == "ls" || $1 == "list" ]]; then' >> $babel_script
    echo '    avahi-browse -atl' >> $babel_script
    echo '    exit 0' >> $babel_script
    echo 'fi' >> $babel_script
    echo '' >> $babel_script
    echo 'if [[ $1 == "start" ]]; then' >> $babel_script
    echo '    if [ -f /tmp/meshtype ] ; then' >> $babel_script
    echo '        echo "Mesh already running"' >> $babel_script
    echo '        return' >> $babel_script
    echo '    fi' >> $batman_script
    echo '    # install avahi' >> $babel_script
    echo '    apt-get -y install avahi-utils avahi-autoipd avahi-daemon avahi-dnsconfd bittornado' >> $babel_script
    echo '    sed -i "s|#host-name=.*|host-name=$(hostname)|g" /etc/avahi/avahi-daemon.conf' >> $babel_script
    echo '    sed -i "s|host-name=.*|host-name=$(hostname)|g" /etc/avahi/avahi-daemon.conf' >> $babel_script
    echo '    if [ -f /bin/systemctl ]; then' >> $babel_script
    echo '        systemctl restart avahi-daemon' >> $babel_script
    echo '    else' >> $babel_script
    echo '        service avahi-daemon restart' >> $babel_script
    echo '    fi' >> $babel_script
    echo '    echo "babel" > /tmp/meshtype' >> $babel_script
    echo 'fi' >> $babel_script
    echo '' >> $babel_script
    echo "IFACE=$WIFI_INTERFACE" >> $babel_script
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $babel_script
    echo '    if grep -q "wlan1" /proc/net/dev; then' >> $babel_script
    echo '        IFACE=wlan1' >> $babel_script
    echo '    fi' >> $babel_script
    echo 'fi' >> $babel_script
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $babel_script
    echo '    if grep -q "wlan2" /proc/net/dev; then' >> $babel_script
    echo '        IFACE=wlan2' >> $babel_script
    echo '    fi' >> $babel_script
    echo 'fi' >> $babel_script
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $babel_script
    echo '    if grep -q "wlan3" /proc/net/dev; then' >> $babel_script
    echo '        IFACE=wlan3' >> $babel_script
    echo '    fi' >> $babel_script
    echo 'fi' >> $babel_script
    echo '' >> $babel_script
    echo 'if [[ ! grep -q "$IFACE" /proc/net/dev || $1 == "stop" ]]; then' >> $babel_script
    echo '    if ! grep -q "$IFACE" /proc/net/dev; then' >> $babel_script
    echo '        echo "Interface $IFACE was not found"' >> $babel_script
    echo '    else' >> $babel_script
    echo '        echo "Stopping"' >> $babel_script
    echo '    fi' >> $babel_script
    echo '    ifconfig $IFACE down' >> $babel_script
    echo '    pkill babeld' >> $babel_script
    echo '    if [ -f /bin/systemctl ]; then' >> $babel_script
    echo '        systemctl restart network-manager' >> $babel_script
    echo '    else' >> $babel_script
    echo '        service network-manager restart' >> $babel_script
    echo '    fi' >> $babel_script
    echo '    exit 1' >> $babel_script
    echo 'fi' >> $babel_script
    echo '' >> $babel_script
    echo 'if [ -f /bin/systemctl ]; then' >> $babel_script
    echo '    systemctl stop network-manager' >> $babel_script
    echo 'else' >> $babel_script
    echo '    service network-manager stop' >> $babel_script
    echo 'fi' >> $babel_script
    echo 'ifconfig $IFACE down' >> $babel_script
    echo -n 'iwconfig $IFACE mode ad-hoc channel ' >> $babel_script
    echo "$WIFI_CHANNEL essid \"$ESSID\"" >> $babel_script
    echo 'ifconfig $IFACE up' >> $babel_script
    echo -n 'ifconfig $IFACE:avahi ' >> $babel_script
    echo -n "$LOCAL_NETWORK_STATIC_IP_ADDRESS netmask " >> $babel_script
    echo '255.255.255.0 broadcast 192.168.13.255' >> $babel_script
    echo -n 'babeld -D $IFACE:avahi -p ' >> $babel_script
    echo -n "$BABEL_PORT -d 5 " >> $babel_script
    echo '$IFACE' >> $babel_script
    echo 'exit 0' >> $babel_script
    chmod +x $babel_script
    sudo mv $babel_script ${rootdir}/usr/bin/babel
}


function mesh_batman {
    $CHROOT_PREFIX apt-get -y install iproute bridge-utils libnetfilter-conntrack3 batctl
    $CHROOT_PREFIX apt-get -y install python-dev libevent-dev ebtables python-pip git
    $CHROOT_PREFIX apt-get -y install wireless-tools rfkill

    if ! grep -q "batman_adv" $rootdir/etc/modules; then
        echo 'batman_adv' >> $rootdir/etc/modules
    fi

    BATMAN_SCRIPT=$rootdir/var/lib/batman

    if [ -f /usr/local/bin/${PROJECT_NAME}-mesh-batman ]; then
        cp /usr/local/bin/${PROJECT_NAME}-mesh-batman $BATMAN_SCRIPT
    else
        cp /usr/bin/${PROJECT_NAME}-mesh-batman $BATMAN_SCRIPT
    fi

    BATMAN_DAEMON=$rootdir/etc/systemd/system/batman.service
    echo '[Unit]' > $BATMAN_DAEMON
    echo 'Description=B.A.T.M.A.N. Advanced' >> $BATMAN_DAEMON
    echo '' >> $BATMAN_DAEMON
    echo '[Service]' >> $BATMAN_DAEMON
    echo 'Type=oneshot' >> $BATMAN_DAEMON
    echo "ExecStart=/var/lib/batman start" >> $BATMAN_DAEMON
    echo "ExecStop=/var/lib/batman stop" >> $BATMAN_DAEMON
    echo 'RemainAfterExit=yes' >> $BATMAN_DAEMON
    echo '' >> $BATMAN_DAEMON
    echo '# Allow time for the server to start/stop' >> $BATMAN_DAEMON
    echo 'TimeoutSec=300' >> $BATMAN_DAEMON
    echo '' >> $BATMAN_DAEMON
    echo '[Install]' >> $BATMAN_DAEMON
    echo 'WantedBy=multi-user.target' >> $BATMAN_DAEMON
    $CHROOT_PREFIX systemctl enable batman
}

function mesh_firewall {
    FIREWALL_FILENAME=${rootdir}/etc/systemd/system/meshfirewall.service
    MESH_FIREWALL_SCRIPT=${rootdir}/usr/bin/mesh-firewall

    echo '#!/bin/bash' > $MESH_FIREWALL_SCRIPT
    echo 'iptables -P INPUT ACCEPT' >> $MESH_FIREWALL_SCRIPT
    echo 'ip6tables -P INPUT ACCEPT' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -F' >> $MESH_FIREWALL_SCRIPT
    echo 'ip6tables -F' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -t nat -F' >> $MESH_FIREWALL_SCRIPT
    echo 'ip6tables -t nat -F' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -X' >> $MESH_FIREWALL_SCRIPT
    echo 'ip6tables -X' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -P INPUT DROP' >> $MESH_FIREWALL_SCRIPT
    echo 'ip6tables -P INPUT DROP' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -A INPUT -i lo -j ACCEPT' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT' >> $MESH_FIREWALL_SCRIPT
    echo '' >> $MESH_FIREWALL_SCRIPT
    echo '# Make sure incoming tcp connections are SYN packets' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -A INPUT -p tcp ! --syn -m state --state NEW -j DROP' >> $MESH_FIREWALL_SCRIPT
    echo '' >> $MESH_FIREWALL_SCRIPT
    echo '# Drop packets with incoming fragments' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -A INPUT -f -j DROP' >> $MESH_FIREWALL_SCRIPT
    echo '' >> $MESH_FIREWALL_SCRIPT
    echo '# Drop bogons' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -A INPUT -p tcp --tcp-flags ALL ALL -j DROP' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -A INPUT -p tcp --tcp-flags ALL FIN,PSH,URG -j DROP' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -A INPUT -p tcp --tcp-flags ALL SYN,RST,ACK,FIN,URG -j DROP' >> $MESH_FIREWALL_SCRIPT
    echo '' >> $MESH_FIREWALL_SCRIPT
    echo '# Incoming malformed NULL packets:' >> $MESH_FIREWALL_SCRIPT
    echo 'iptables -A INPUT -p tcp --tcp-flags ALL NONE -j DROP' >> $MESH_FIREWALL_SCRIPT
    echo '' >> $MESH_FIREWALL_SCRIPT
    echo "iptables -A INPUT -p tcp --dport $TOX_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT
    echo "iptables -A INPUT -i $WIFI_INTERFACE -p udp --dport $ZERONET_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT
    echo "iptables -A INPUT -i $WIFI_INTERFACE -p tcp --dport $ZERONET_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT
    echo "iptables -A INPUT -i $WIFI_INTERFACE -p udp --dport $TRACKER_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT
    echo "iptables -A INPUT -i $WIFI_INTERFACE -p tcp --dport $TRACKER_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT
    echo "iptables -A INPUT -i $WIFI_INTERFACE -p udp --dport 1900 -j ACCEPT" >> $MESH_FIREWALL_SCRIPT
    chmod +x $MESH_FIREWALL_SCRIPT

    echo '[Unit]' > $FIREWALL_FILENAME
    echo 'Description=Mesh Firewall' >> $FIREWALL_FILENAME
    echo '' >> $FIREWALL_FILENAME
    echo '[Service]' >> $FIREWALL_FILENAME
    echo 'Type=oneshot' >> $FIREWALL_FILENAME
    echo 'ExecStart=/usr/bin/mesh-firewall' >> $FIREWALL_FILENAME
    echo 'RemainAfterExit=no' >> $FIREWALL_FILENAME
    echo '' >> $FIREWALL_FILENAME
    echo 'TimeoutSec=30' >> $FIREWALL_FILENAME
    echo '' >> $FIREWALL_FILENAME
    echo '[Install]' >> $FIREWALL_FILENAME
    echo 'WantedBy=multi-user.target' >> $FIREWALL_FILENAME
    $CHROOT_PREFIX systemctl enable meshfirewall
}

function mesh_tox_node {
    $CHROOT_PREFIX apt-get -y install build-essential libtool autotools-dev
    $CHROOT_PREFIX apt-get -y install automake checkinstall check git yasm
    $CHROOT_PREFIX apt-get -y install libsodium13 libsodium-dev libcap2-bin
    $CHROOT_PREFIX apt-get -y install libconfig9 libconfig-dev

    $CHROOT_PREFIX git_clone $TOX_REPO $INSTALL_DIR/toxcore
    $CHROOT_PREFIX cd $INSTALL_DIR/toxcore
    $CHROOT_PREFIX git checkout $TOX_COMMIT -b $TOX_COMMIT

    $CHROOT_PREFIX autoreconf -i
    $CHROOT_PREFIX ./configure --enable-daemon --disable-av
    if [ ! "$?" = "0" ]; then
        return
    fi
    $CHROOT_PREFIX make
    if [ ! "$?" = "0" ]; then
        return
    fi
    $CHROOT_PREFIX make install
    $CHROOT_PREFIX cp /usr/local/lib/libtoxcore* /usr/lib/

    if [ ! -f $rootdir/usr/local/bin/tox-bootstrapd ]; then
        echo $"File not found /usr/local/bin/tox-bootstrapd"
        return
    fi

    $CHROOT_PREFIX useradd --home-dir /var/lib/tox-bootstrapd --create-home --system --shell /sbin/nologin --comment $"Account to run Tox's DHT bootstrap daemon" --user-group tox-bootstrapd
    $CHROOT_PREFIX chmod 700 /var/lib/tox-bootstrapd
    if [ ! -f $rootdir/$INSTALL_DIR/toxcore/other/bootstrap_daemon/tox-bootstrapd.conf ]; then
        echo $"File not found $INSTALL_DIR/toxcore/other/bootstrap_daemon/tox-bootstrapd.conf"
    fi
    # remove Maildir
    if [ -d $rootdir/var/lib/tox-bootstrapd/Maildir ]; then
        rm -rf $rootdir/var/lib/tox-bootstrapd/Maildir
    fi

    # create configuration file
    TOX_BOOTSTRAP_CONFIG=${rootdir}/etc/tox-bootstrapd.conf
    echo "port = $TOX_PORT" > $TOX_BOOTSTRAP_CONFIG
    echo 'keys_file_path = "/var/lib/tox-bootstrapd/keys"' >> $TOX_BOOTSTRAP_CONFIG
    echo 'pid_file_path = "/var/run/tox-bootstrapd/tox-bootstrapd.pid"' >> $TOX_BOOTSTRAP_CONFIG
    echo 'enable_ipv6 = true' >> $TOX_BOOTSTRAP_CONFIG
    echo 'enable_ipv4_fallback = true' >> $TOX_BOOTSTRAP_CONFIG
    echo 'enable_lan_discovery = true' >> $TOX_BOOTSTRAP_CONFIG
    echo 'enable_tcp_relay = true' >> $TOX_BOOTSTRAP_CONFIG
    echo "tcp_relay_ports = [443, 3389, $TOX_PORT]" >> $TOX_BOOTSTRAP_CONFIG
    echo 'enable_motd = true' >> $TOX_BOOTSTRAP_CONFIG
    echo 'motd = "tox-bootstrapd"' >> $TOX_BOOTSTRAP_CONFIG

    if [ $TOX_NODES ]; then
        echo 'bootstrap_nodes = (' >> $TOX_BOOTSTRAP_CONFIG
        toxcount=0
        while [ "x${TOX_NODES[toxcount]}" != "x" ]
        do
            toxval_ipv4=$(echo $TOX_NODES[toxcount] | awk -F ',' '{print $1}')
            toxval_ipv6=$(echo $TOX_NODES[toxcount] | awk -F ',' '{print $2}')
            toxval_port=$(echo $TOX_NODES[toxcount] | awk -F ',' '{print $3}')
            toxval_pubkey=$(echo $TOX_NODES[toxcount] | awk -F ',' '{print $4}')
            toxval_maintainer=$(echo $TOX_NODES[toxcount] | awk -F ',' '{print $5}')
            echo "{ // $toxval_maintainer" >> $TOX_BOOTSTRAP_CONFIG
            if [[ $toxval_ipv6 != 'NONE' ]]; then
                echo "  address = \"$toxval_ipv6\"" >> $TOX_BOOTSTRAP_CONFIG
            else
                echo "  address = \"$toxval_ipv4\"" >> $TOX_BOOTSTRAP_CONFIG
            fi
            echo "  port = $toxval_port" >> $TOX_BOOTSTRAP_CONFIG
            echo "  public_key = \"$toxval_pubkey\"" >> $TOX_BOOTSTRAP_CONFIG
            toxcount=$(( $toxcount + 1 ))
            if [ "x${TOX_NODES[toxcount]}" != "x" ]; then
                echo "}," >> $TOX_BOOTSTRAP_CONFIG
            else
                echo "}" >> $TOX_BOOTSTRAP_CONFIG
            fi
        done
        echo ')' >> $TOX_BOOTSTRAP_CONFIG
    fi

    if [ ! -f $rootdir/$INSTALL_DIR/toxcore/other/bootstrap_daemon/tox-bootstrapd.service ]; then
        echo $"File not found $INSTALL_DIR/toxcore/other/bootstrap_daemon/tox-bootstrapd.service"
        return
    fi
    cp $rootdir/$INSTALL_DIR/toxcore/other/bootstrap_daemon/tox-bootstrapd.service $rootdir/etc/systemd/system/
    sed -i 's|ExecStart=.*|ExecStart=/usr/local/bin/tox-bootstrapd --config /etc/tox-bootstrapd.conf|g' $rootdir/etc/systemd/system/tox-bootstrapd.service

    $CHROOT_PREFIX systemctl daemon-reload
    $CHROOT_PREFIX systemctl enable tox-bootstrapd.service
}

function mesh_tox_client {
    $CHROOT_PREFIX apt-get -y install libncursesw5-dev libconfig-dev libqrencode-dev
    $CHROOT_PREFIX apt-get -y install libcurl4-openssl-dev libvpx-dev libopenal-dev

    $CHROOT_PREFIX git_clone $TOXIC_REPO $INSTALL_DIR/toxic
    $CHROOT_PREFIX cd $INSTALL_DIR/toxic
    $CHROOT_PREFIX git checkout $TOXIC_COMMIT -b $TOXIC_COMMIT
    echo "Toxic commit:$TOXIC_COMMIT" >> $rootdir$COMPLETION_FILE

    $CHROOT_PREFIX make
    if [ ! -f $INSTALL_DIR/toxic/build/toxic ]; then
        exit 74872
    fi
    $CHROOT_PREFIX make install
}

function mesh_zeronet {
    $CHROOT_PREFIX apt-get -y install python python-msgpack python-gevent
    $CHROOT_PREFIX apt-get -y install python-pip bittornado
    $CHROOT_PREFIX pip install msgpack-python --upgrade

    $CHROOT_PREFIX useradd -d /opt/zeronet/ -s /bin/false zeronet
    git_clone $ZERONET_REPO $rootdir/opt/zeronet
    if [ ! -d $rootdir/opt/zeronet ]; then
        echo 'WARNING: Unable to clone zeronet'
        return
    fi
    cd $rootdir/opt/zeronet
    git checkout $ZERONET_COMMIT -b $ZERONET_COMMIT
    if ! grep -q "ZeroNet commit" $COMPLETION_FILE; then
        echo "ZeroNet commit:$ZERONET_COMMIT" >> $rootdir$COMPLETION_FILE
    else
        sed -i "s/ZeroNet commit.*/ZeroNet commit:$ZERONET_COMMIT/g" $COMPLETION_FILE
    fi
    chown -R zeronet:zeronet $rootdir/opt/zeronet

    # Hack to ensure that the file access port is opened
    # This is because zeronet normally relies on an internet site
    # to do this, but on a purely local mesh the internet isn't available
    sed -i 's|fileserver_port = 0|fileserver_port = config.fileserver_port\n            sys.modules["main"].file_server.port_opened = True|g' $rootdir/opt/zeronet/src/Site/Site.py

    ZERPNET_DAEMON=$rootdir/etc/systemd/system/zeronet.service
    echo '[Unit]' > $ZERONET_DAEMON
    echo 'Description=Zeronet Server' >> $ZERONET_DAEMON
    echo 'After=syslog.target' >> $ZERONET_DAEMON
    echo 'After=network.target' >> $ZERONET_DAEMON
    echo '[Service]' >> $ZERONET_DAEMON
    echo 'Type=simple' >> $ZERONET_DAEMON
    echo 'User=zeronet' >> $ZERONET_DAEMON
    echo 'Group=zeronet' >> $ZERONET_DAEMON
    echo 'WorkingDirectory=/opt/zeronet' >> $ZERONET_DAEMON
    echo 'ExecStart=/usr/bin/python zeronet.py --ip_external replace.local --trackers_file /opt/zeronet/bootstrap' >> $ZERONET_DAEMON
    echo '' >> $ZERONET_DAEMON
    echo 'TimeoutSec=300' >> $ZERONET_DAEMON
    echo '' >> $ZERONET_DAEMON
    echo '[Install]' >> $ZERONET_DAEMON
    echo 'WantedBy=multi-user.target' >> $ZERONET_DAEMON

    TRACKER_DAEMON=$rootdir/etc/systemd/system/tracker.service
    echo '[Unit]' > $TRACKER_DAEMON
    echo 'Description=Torrent Tracker' >> $TRACKER_DAEMON
    echo 'After=syslog.target' >> $TRACKER_DAEMON
    echo 'After=network.target' >> $TRACKER_DAEMON
    echo '[Service]' >> $TRACKER_DAEMON
    echo 'Type=simple' >> $TRACKER_DAEMON
    echo 'User=tracker' >> $TRACKER_DAEMON
    echo 'Group=tracker' >> $TRACKER_DAEMON
    echo 'WorkingDirectory=/opt/tracker' >> $TRACKER_DAEMON
    echo "ExecStart=/usr/bin/bttrack --port $TRACKER_PORT --dfile /opt/tracker/dstate --logfile /opt/tracker/tracker.log --nat_check 0 --scrape_allowed full --ipv6_enabled 0" >> $TRACKER_DAEMON
    echo '' >> $TRACKER_DAEMON
    echo 'TimeoutSec=300' >> $TRACKER_DAEMON
    echo '' >> $TRACKER_DAEMON
    echo '[Install]' >> $TRACKER_DAEMON
    echo 'WantedBy=multi-user.target' >> $TRACKER_DAEMON

    $CHROOT_PREFIX useradd -d /opt/tracker/ -s /bin/false tracker
    if [ ! -d $rootdir/opt/tracker ]; then
        mkdir $rootdir/opt/tracker
    fi
    chown -R tracker:tracker $rootdir/opt/tracker

    # publish regularly
    echo "* *     * * *   root    zeronetavahi > /dev/null" >> $rootdir/etc/crontab

    $CHROOT_PREFIX systemctl enable tracker.service
    $CHROOT_PREFIX systemctl enable zeronet.service
}

function mesh_batman_client {
    if [ ! -f ${rootdir}/tmp/meshtype ]; then
        $CHROOT_PREFIX sudo apt-get -y install iproute bridge-utils libnetfilter-conntrack3 batctl
        $CHROOT_PREFIX sudo apt-get -y install python-dev libevent-dev ebtables python-pip
        $CHROOT_PREFIX sudo apt-get -y install wireless-tools rfkill
        $CHROOT_PREFIX sudo apt-get -y install irssi mumble
        if [ ! -f /usr/bin/toxic ]; then
            $CHROOT_PREFIX sudo apt-get -y install toxic
            echo "n
    /nick $USER
    /exit
    " | ${rootdir}/usr/bin/toxic -d
        fi
    fi

    BATMAN_SCRIPT=${rootdir}/tmp/batman

    echo '#!/bin/bash' > $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo 'if [[ $1 == "start" ]]; then' >> $BATMAN_SCRIPT
    echo '    # install avahi' >> $BATMAN_SCRIPT
    echo '    apt-get -y install avahi-utils avahi-autoipd avahi-daemon avahi-dnsconfd bittornado' >> $BATMAN_SCRIPT
    echo '    sed -i "s|#host-name=.*|host-name=$(hostname)|g" /etc/avahi/avahi-daemon.conf' >> $BATMAN_SCRIPT
    echo '    sed -i "s|host-name=.*|host-name=$(hostname)|g" /etc/avahi/avahi-daemon.conf' >> $BATMAN_SCRIPT
    echo '    sed -i "s|use-ipv4=.*|use-ipv4=yes|g" /etc/avahi/avahi-daemon.conf' >> $BATMAN_SCRIPT
    echo '    sed -i "s|use-ipv6=.*|use-ipv6=no|g" /etc/avahi/avahi-daemon.conf' >> $BATMAN_SCRIPT
    echo '    sed -i "s|#disallow-other-stacks=.*|disallow-other-stacks=yes|g" /etc/avahi/avahi-daemon.conf' >> $BATMAN_SCRIPT
    echo '    sed -i "s|hosts:.*|hosts:          files mdns4_minimal dns mdns4 mdns|g" /etc/nsswitch.conf' >> $BATMAN_SCRIPT
    echo '    if [ -f /bin/systemctl ]; then' >> $BATMAN_SCRIPT
    echo '        systemctl restart avahi-daemon' >> $BATMAN_SCRIPT
    echo '    else' >> $BATMAN_SCRIPT
    echo '        service avahi-daemon restart' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo 'fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '# Mesh definition' >> $BATMAN_SCRIPT
    echo "ESSID=$ESSID" >> $BATMAN_SCRIPT
    echo "CELLID=$BATMAN_CELLID" >> $BATMAN_SCRIPT
    echo "CHANNEL=$WIFI_CHANNEL" >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '# Ethernet bridge definition (bridged to bat0)' >> $BATMAN_SCRIPT
    echo 'BRIDGE=br-mesh' >> $BATMAN_SCRIPT
    echo "IFACE=$WIFI_INTERFACE" >> $BATMAN_SCRIPT
    echo 'EIFACE=eth0' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $BATMAN_SCRIPT
    echo '    if grep -q "wlan1" /proc/net/dev; then' >> $BATMAN_SCRIPT
    echo '        IFACE=wlan1' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo 'fi' >> $BATMAN_SCRIPT
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $BATMAN_SCRIPT
    echo '    if grep -q "wlan2" /proc/net/dev; then' >> $BATMAN_SCRIPT
    echo '        IFACE=wlan2' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo 'fi' >> $BATMAN_SCRIPT
    echo 'if [[ $IFACE == "wlan0" ]]; then' >> $BATMAN_SCRIPT
    echo '    if grep -q "wlan3" /proc/net/dev; then' >> $BATMAN_SCRIPT
    echo '        IFACE=wlan3' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo 'fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo 'if [ -e /etc/default/batctl ]; then' >> $BATMAN_SCRIPT
    echo '    . /etc/default/batctl' >> $BATMAN_SCRIPT
    echo 'fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo 'start() {' >> $BATMAN_SCRIPT
    echo '    if [ -f /tmp/meshtype ] ; then' >> $BATMAN_SCRIPT
    echo '        echo "Mesh already running"' >> $BATMAN_SCRIPT
    echo '        return' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    if [ -z "$IFACE" ] ; then' >> $BATMAN_SCRIPT
    echo '        echo "error: unable to find wifi interface, not enabling batman-adv mesh"' >> $BATMAN_SCRIPT
    echo '        return' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    echo "info: enabling batman-adv mesh network $ESSID on $IFACE"' >> $BATMAN_SCRIPT

    echo '    if [ -f /bin/systemctl ]; then' >> $BATMAN_SCRIPT
    echo '        systemctl stop network-manager' >> $BATMAN_SCRIPT
    echo '    else' >> $BATMAN_SCRIPT
    echo '        service network-manager stop' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    sleep 5' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo "    # remove an avahi service which isn't used" >> $BATMAN_SCRIPT
    echo '    if [ -f /etc/avahi/services/udisks.service ]; then' >> $BATMAN_SCRIPT
    echo '        sudo rm /etc/avahi/services/udisks.service' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    # Might have to re-enable wifi' >> $BATMAN_SCRIPT
    echo '    rfkill unblock $(rfkill list|awk -F: "/phy/ {print $1}") || true' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    ifconfig $IFACE down' >> $BATMAN_SCRIPT
    echo '    ifconfig $IFACE mtu 1532' >> $BATMAN_SCRIPT
    echo '    iwconfig $IFACE enc off' >> $BATMAN_SCRIPT
    echo '    iwconfig $IFACE mode ad-hoc essid $ESSID channel $CHANNEL' >> $BATMAN_SCRIPT
    echo '    sleep 1' >> $BATMAN_SCRIPT
    echo '    iwconfig $IFACE ap $CELLID' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    modprobe batman-adv' >> $BATMAN_SCRIPT
    echo '    batctl if add $IFACE' >> $BATMAN_SCRIPT
    echo '    ifconfig $IFACE up' >> $BATMAN_SCRIPT
    echo '    avahi-autoipd --force-bind --daemonize --wait $BRIDGE' >> $BATMAN_SCRIPT
    echo '    avahi-autoipd --force-bind --daemonize --wait $IFACE' >> $BATMAN_SCRIPT
    echo '    ifconfig bat0 up promisc' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    #Use persistent HWAddr' >> $BATMAN_SCRIPT
    echo '    ether_new=$(ifconfig eth0 | grep HWaddr | sed -e "s/.*HWaddr //")' >> $BATMAN_SCRIPT
    echo '    if [ ! -f /var/lib/mesh-node/bat0 ]; then' >> $BATMAN_SCRIPT
    echo '        mkdir /var/lib/mesh-node' >> $BATMAN_SCRIPT
    echo '        echo "${ether_new}" > /var/lib/mesh-node/bat0' >> $BATMAN_SCRIPT
    echo '    else' >> $BATMAN_SCRIPT
    echo '        ether=$(cat /var/lib/mesh-node/bat0)' >> $BATMAN_SCRIPT
    echo '        ifconfig bat0 hw ether ${ether}' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    if [ "$EIFACE" ] ; then' >> $BATMAN_SCRIPT
    echo '        brctl addbr $BRIDGE' >> $BATMAN_SCRIPT
    echo '        brctl addif $BRIDGE bat0' >> $BATMAN_SCRIPT
    echo '        brctl addif $BRIDGE $EIFACE' >> $BATMAN_SCRIPT
    echo '        ifconfig bat0 0.0.0.0' >> $BATMAN_SCRIPT
    echo '        ifconfig $EIFACE 0.0.0.0' >> $BATMAN_SCRIPT
    echo '        ifconfig $EIFACE up promisc' >> $BATMAN_SCRIPT
    echo '        ifconfig $BRIDGE up' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    iptables -A INPUT -p tcp --dport 548 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -A INPUT -p udp --dport 548 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -A INPUT -p tcp --dport 5353 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -A INPUT -p udp --dport 5353 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -A INPUT -p tcp --dport 5354 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -A INPUT -p udp --dport 5354 -j ACCEPT' >> $BATMAN_SCRIPT
    echo "    iptables -A INPUT -p tcp --dport $ZERONET_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -A INPUT -p udp --dport $ZERONET_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -A INPUT -p udp --dport $TRACKER_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -A INPUT -p tcp --dport $TRACKER_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -A INPUT -p tcp --dport $IPFS_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -A INPUT -p udp --dport 1900 -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -A INPUT -p tcp --dport 80 -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -A INPUT -p udp -m udp -j ACCEPT" >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    if [ -f /bin/systemctl ]; then' >> $BATMAN_SCRIPT
    echo '        systemctl restart avahi-daemon' >> $BATMAN_SCRIPT
    echo '    else' >> $BATMAN_SCRIPT
    echo '        service avahi-daemon restart' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    echo "batman" > /tmp/meshtype' >> $BATMAN_SCRIPT
    echo '}' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo 'stop() {' >> $BATMAN_SCRIPT
    echo '    if [ -z "$IFACE" ]; then' >> $BATMAN_SCRIPT
    echo '        echo "error: unable to find wifi interface, not enabling batman-adv mesh"' >> $BATMAN_SCRIPT
    echo '        return' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    if [ "$EIFACE" ]; then' >> $BATMAN_SCRIPT
    echo '        brctl delif $BRIDGE bat0' >> $BATMAN_SCRIPT
    echo '        brctl delif $BRIDGE $EIFACE' >> $BATMAN_SCRIPT
    echo '        ifconfig $BRIDGE down || true' >> $BATMAN_SCRIPT
    echo '        brctl delbr $BRIDGE' >> $BATMAN_SCRIPT
    echo '        ifconfig $EIFACE down -promisc' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    avahi-autoipd -k $BRIDGE' >> $BATMAN_SCRIPT
    echo '    avahi-autoipd -k $IFACE' >> $BATMAN_SCRIPT
    echo '    ifconfig bat0 down -promisc' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    batctl if del $IFACE' >> $BATMAN_SCRIPT
    echo '    rmmod batman-adv' >> $BATMAN_SCRIPT
    echo '    ifconfig $IFACE mtu 1500' >> $BATMAN_SCRIPT
    echo '    ifconfig $IFACE down' >> $BATMAN_SCRIPT
    echo '    iwconfig $IFACE mode managed' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    iptables -D INPUT -p tcp --dport 548 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -D INPUT -p udp --dport 548 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -D INPUT -p tcp --dport 5353 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -D INPUT -p udp --dport 5353 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -D INPUT -p tcp --dport 5354 -j ACCEPT' >> $BATMAN_SCRIPT
    echo '    iptables -D INPUT -p udp --dport 5354 -j ACCEPT' >> $BATMAN_SCRIPT
    echo "    iptables -D INPUT -p tcp --dport $ZERONET_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -D INPUT -p udp --dport $ZERONET_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -D INPUT -p udp --dport $TRACKER_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -D INPUT -p tcp --dport $TRACKER_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -D INPUT -p tcp --dport $IPFS_PORT -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -D INPUT -p udp --dport 1900 -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -D INPUT -p tcp --dport 80 -j ACCEPT" >> $BATMAN_SCRIPT
    echo "    iptables -D INPUT -p udp -m udp -j ACCEPT" >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    if [ -f /bin/systemctl ]; then' >> $BATMAN_SCRIPT
    echo '        systemctl restart network-manager' >> $BATMAN_SCRIPT
    echo '    else' >> $BATMAN_SCRIPT
    echo '        service network-manager restart' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    ' >> $BATMAN_SCRIPT
    echo '    # restore tox bootstrap nodes for the internet' >> $BATMAN_SCRIPT
    echo '    if [ -f /usr/share/toxic/DHTnodes.internet ]; then' >> $BATMAN_SCRIPT
    echo '        mv /usr/share/toxic/DHTnodes.internet /usr/share/toxic/DHTnodes' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    if [ -f /usr/local/share/toxic/DHTnodes.internet ]; then' >> $BATMAN_SCRIPT
    echo '        mv /usr/local/share/toxic/DHTnodes.internet /usr/local/share/toxic/DHTnodes' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    if [ -f /bin/systemctl ]; then' >> $BATMAN_SCRIPT
    echo '        systemctl stop avahi-daemon' >> $BATMAN_SCRIPT
    echo '    else' >> $BATMAN_SCRIPT
    echo '        service avahi-daemon stop' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    sudo rm -f /tmp/meshtype' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo '    # kill processes' >> $BATMAN_SCRIPT
    echo '    zeronet_proc=$(ps aux | grep zeronet | grep -v grep | awk -F " " "{print $2}" | head -n1)' >> $BATMAN_SCRIPT
    echo '    if [ "$zeronet_proc" ]; then' >> $BATMAN_SCRIPT
    echo '        kill -9 $zeronet_proc 2> /dev/null' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    tracker_proc=$(ps aux | grep bttrack | grep -v grep | awk -F " " "{print $2}" | head -n1)' >> $BATMAN_SCRIPT
    echo '    if [ "$tracker_proc" ]; then' >> $BATMAN_SCRIPT
    echo '        kill -9 $tracker_proc 2> /dev/null' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '    if [ ! -f /etc/systemd/system/ipfs.service ]; then' >> $BATMAN_SCRIPT
    echo '        ipfs_proc=$(ps aux | grep ipfs | grep -v grep | awk -F " " "{print $2}" | head -n1)' >> $BATMAN_SCRIPT
    echo '        if [ "$ipfs_proc" ]; then' >> $BATMAN_SCRIPT
    echo '            kill -9 $ipfs_proc 2> /dev/null' >> $BATMAN_SCRIPT
    echo '        fi' >> $BATMAN_SCRIPT
    echo '    fi' >> $BATMAN_SCRIPT
    echo '}' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo 'if ! grep -q "$IFACE" /proc/net/dev; then' >> $BATMAN_SCRIPT
    echo '    echo "Interface $IFACE was not found"' >> $BATMAN_SCRIPT
    echo '    stop' >> $BATMAN_SCRIPT
    echo '    exit 1' >> $BATMAN_SCRIPT
    echo 'fi' >> $BATMAN_SCRIPT
    echo '' >> $BATMAN_SCRIPT
    echo 'case "$1" in' >> $BATMAN_SCRIPT
    echo '    start|stop)' >> $BATMAN_SCRIPT
    echo '        $1' >> $BATMAN_SCRIPT
    echo '        ;;' >> $BATMAN_SCRIPT
    echo '    restart)' >> $BATMAN_SCRIPT
    echo '        stop' >> $BATMAN_SCRIPT
    echo '        sleep 10' >> $BATMAN_SCRIPT
    echo '        start' >> $BATMAN_SCRIPT
    echo '        ;;' >> $BATMAN_SCRIPT
    echo '    status)' >> $BATMAN_SCRIPT
    echo '        batctl o' >> $BATMAN_SCRIPT
    echo '        ;;' >> $BATMAN_SCRIPT
    echo '    ping)' >> $BATMAN_SCRIPT
    echo '        batctl ping $2' >> $BATMAN_SCRIPT
    echo '        ;;' >> $BATMAN_SCRIPT
    echo '    ls|list)' >> $BATMAN_SCRIPT
    echo '        avahi-browse -atl' >> $BATMAN_SCRIPT
    echo '        ;;' >> $BATMAN_SCRIPT
    echo '    *)' >> $BATMAN_SCRIPT
    echo '    echo "error: invalid parameter $1"' >> $BATMAN_SCRIPT
    echo '    echo "usage: $0 {start|stop|restart|status|ping|ls|list}"' >> $BATMAN_SCRIPT
    echo '    exit 2' >> $BATMAN_SCRIPT
    echo '    ;;' >> $BATMAN_SCRIPT
    echo 'esac' >> $BATMAN_SCRIPT
    echo 'exit 0' >> $BATMAN_SCRIPT
    chmod +x $BATMAN_SCRIPT
    sudo cp -f $BATMAN_SCRIPT /usr/bin/batman
    rm $BATMAN_SCRIPT
}


while [[ $# > 1 ]]
do
    key="$1"

    case $key in
        -h|--help)
            show_help
            ;;
        -f|--function)
            shift
            FN="$1"
            ;;
        -r|--rootdir)
            shift
            rootdir="$1"
            CHROOT_PREFIX='chroot "${rootdir}"'
            ;;
        -w|--wifi|--interface)
            shift
            WIFI_INTERFACE="$1"
            ;;
        -m|--mirror)
            shift
            FRIENDS_MIRRORS_SERVER="$1"
            ;;
        *)
            # unknown option
            ;;

    esac
    shift
done

if [[ $FN == 'babel' ]]; then
    mesh_babel
fi
if [[ $FN == 'babel_client' ]]; then
    mesh_babel_client
fi
if [[ $FN == 'avahi' ]]; then
    mesh_avahi
fi
if [[ $FN == 'firewall' ]]; then
    mesh_firewall
fi
if [[ $FN == 'batman' ]]; then
    mesh_batman
fi
if [[ $FN == 'batman_client' ]]; then
    mesh_batman_client
fi
if [[ $FN == 'tox_node' ]]; then
    mesh_tox_node
fi
if [[ $FN == 'tox_client' ]]; then
    mesh_tox_client
fi
if [[ $FN == 'zeronet' ]]; then
    mesh_zeronet
fi

exit 0