merlinwrt-ssid-if-specific/assign-ip-ssid

#!/bin/sh
CONFIG=1
source /usr/sbin/helper.sh

DNSMASQ_CONF=/etc/dnsmasq.conf

if [ `cat ${DNSMASQ_CONF} | grep -c "log-dhcp"` -eq 0 ]; then
    echo "log-dhcp" >> ${DNSMASQ_CONF}
fi

#$(logger "")
#if [ $? -ne 0 ]; then
#    logger () {
#        echo "${1}"
#    }
#fi

log_err () {
    #if [ ${1} -ne 0 ]; then
    logger "${2}[${1}] - ${3}"
    #fi
}

cmd_run () {
    ERR=`${2}`
    ERRCODE=$?
    log_err ${ERRCODE} "${1}" "${ERR}: ${2}"
    return ${ERRCODE}
}

ebt_rule () {
    FLAG=${1}
    RULE=${2}

    #if [ -n "${RULE}" ] && [ `ebtables -t broute -L | grep -ice "${RULE}"` -ne 1 ]; then
    cmd_run "ebtables" "ebtables -t broute ${FLAG} BROUTING ${RULE}"
    #fi
}


assign_ip () {
    IFACE=${1}
    IFACE_NWRK_ADDR=${2}
    IFACE_INET_ADDR=${3}
    IFACE_NETMASK=${4}
    
    DHCP_START=${5}
    DHCP_END=${6}

    if [ `cat ${DNSMASQ_CONF} | grep -c ${IFACE}` -eq 0 ]; then
        killall dnsmasq
        logger "dnsmasq-dhcp: Configure ${IFACE} to have special DHCP"
        pc_append "interface=${IFACE}" ${DNSMASQ_CONF}
        pc_append "dhcp-range=${IFACE},${DHCP_START},${DHCP_END},${IFACE_NETMASK},86400s" ${DNSMASQ_CONF}
        pc_append "dhcp-option=${IFACE},3,${IFACE_INET_ADDR}" ${DNSMASQ_CONF}
        pc_append "dhcp-option=${IFACE},6,8.8.8.8,8.8.4.4" ${DNSMASQ_CONF}
        sleep 1
        #service restart_dnsmasq
        dnsmasq --log-async
    else
        _quote "dhcp-range=${IFACE}"
        pc_append "dhcp-range=${IFACE},[a-z0-9]+" "dhcp-range=${IFACE},${DHCP_START},${DHCP_END},${IFACE_NETMASK},86400s" ${DNSMASQ_CONF}
    fi

    cmd_run "ifconfig" "ifconfig ${IFACE} ${IFACE_INET_ADDR} netmask ${IFACE_NETMASK}"
    #ip route show table main | grep -Ev ^default | while read ROUTE; do
    #    if [ `ip route show table 10 | grep -c "${ROUTE}"` -eq 0 ]; then
    #        cmd_run "ip-route" "ip route add table 10 ${ROUTE}"
    #    fi
    #done

    #cmd_run "ip-rule" "ip rule add dev ${IFACE} table 10"

    #sleep 1

    #if [ `iptables -L -v | grep -c ${IFACE}` -eq 0 ]; then
        #cmd_run "iptables" "iptables -D INPUT -i ${IFACE} -j ACCEPT"
        #cmd_run "iptables" "iptables -I INPUT -i ${IFACE} -j ACCEPT"
    #fi

    #ebt_rule "-D" "-p ipv4 -i ${IFACE} -j DROP"
    #ebt_rule "-I" "-p ipv4 -i ${IFACE} -j DROP"
    #ebt_rule "-D" "-p arp -i ${IFACE} -j DROP"
    #ebt_rule "-I" "-p arp -i ${IFACE} -j DROP"

    cmd_run "ip-route" "ip route flush cache"

}

assign_ip "vlan1" "192.168.1.0" "192.168.1.1" "255.255.255.0" "192.168.1.1" "192.168.1.127" #/25
assign_ip "wl0.1" "192.168.1.0" "192.168.1.1" "255.255.255.0" "192.168.1.128" "192.168.1.159" #/27
assign_ip "wl1.1" "192.168.1.0" "192.168.1.1" "255.255.255.0" "192.168.1.128" "192.168.1.159" #/27
assign_ip "wl2.1" "192.168.1.0" "192.168.1.1" "255.255.255.0" "192.168.1.128" "192.168.1.159" #/27