convectix_netcfg.subr

#!/bin/sh

STORE_FILE="/tmp/networks_store.txt"
CBSD_IP="/tmp/cbsdip.txt"

save_settings()
{
	local out

	[ -z "${out}" ] && out="/tmp/networks.${MYNIC}.txt"

	eval IS_DHCP=\$dhcp_${MYNIC}
	eval ip4=\$ip4_${MYNIC}
	eval ip6=\$ip6_${MYNIC}
	eval mask4=\$mask4_${MYNIC}
	eval mask6=\$mask6_${MYNIC}

	if [ "${IS_DHCP}" = "DHCP" ]; then
		MYDHCP="YES"
	else
		MYDHCP="NO"
	fi

	cat >${out} <<EOF
nic: ${MYNIC}
defnic4: ${defnic4}
defnic6: ${defnic6}
ip4: ${ip4}
gw4: ${gw4}
ip6: ${ip6}
gw6: ${gw6}
mask4: ${mask4}
mask6: ${mask6}
dhcpd: ${MYDHCP}
EOF
}

# $1- nic
remove_dhcp_lease() {
	leasefile="/var/db/dhclient.leases.${1}"
	[ -f "${leasefile}" ] && rm -f ${leasefile}
}



dhcp_client() {
	local i ALLNIC="$@" leasefile dhcp_cfg

	[ -z "${ALLNIC}" ] && return 0

	#renew only
	if [ "${DHCP_TRY_MODE}" = "1" ]; then
		dhcp_cfg="${_MYDIR}/dhclient-renew.conf"
		sed -i '' s:CBSD_WORKDIR:${workdir}:g ${dhcp_cfg}
	else
		# apply
		dhcp_cfg="${_MYDIR}/dhclient.conf"
	fi

	for i in ${ALLNIC}; do
		${ECHO} " ${BOLD}*${N0_COLOR} ${N1_COLOR}Trying DHCP for : ${N2_COLOR}${i}${N0_COLOR}"
		leasefile="/var/db/dhclient.leases.${i}"
		[ -f "${leasefile}" ] && rm -f ${leasefile}

		timeout 15 dhclient -c ${dhcp_cfg} ${i} > /dev/null 2>&1
		killall -9 dhclient > /dev/null 2>&1
	done
}


get_nic_ip() {
	local _nic="${1}" ip4 ip6

	[ -z "${_nic}" ] && return 0

	ip4=$(ifconfig ${_nic} 2>/dev/null| ${AWK_CMD} '/inet [0-9]+/ { print $2}' | /usr/bin/head -n 1)
	ip6=$(ifconfig ${_nic} 2>/dev/null| ${AWK_CMD} '/inet6 / { print $2}' | /usr/bin/head -n 1| grep -v ${_nic}\$)

	if [ "${ip4}" != "0.0.0.0" ]; then
		eval $( printf "ip4_${_nic}=\"${ip4}\"" )
	fi

	if [ -n "${ip6}" ]; then
		eval $( printf "ip6_${_nic}=\"${ip6}\"" )
	fi
}

get_nic_dhcp() {
	local _nic="${1}"

	[ -z "${_nic}" ] && return 0

	# dhcp detect
	leasefile="/var/db/dhclient.leases.${_nic}"
	[ ! -f "${leasefile}" ] && return 0
	dhcp_flags=$(stat -f %z ${leasefile} 2>&1)

	if [ -n "${dhcp_flags}" ]; then
	    if [ ${dhcp_flags} -gt 0 ]; then
		eval $( printf "dhcp_${_nic}='DHCP'" )
	    fi
	fi
}

get_nic_mask() {
    local _nic="${1}"

    [ -z "${_nic}" ] && return 0

    #hardcoded
    mask4="255.255.255.0"
    mask6=""

    if [ -n "${mask4}" ]; then
	eval $( printf "mask4_${_nic}=\"${mask4}\"" )
    fi

    if [ -n "${mask6}" ]; then
	eval $( printf "mask6_${_nic}=\"${mask6}\"" )
    fi
}


get_sys_route() {
    local gateway interface

    gw6=""
    gw4=""
    defnic4=""
    defnic6=""

    eval $( route -n get 0.0.0.0 2>/dev/null| ${AWK_CMD} '/gateway:|interface/{print $1$2}'|tr ":" "=" )

    gw4="$gateway"
    defnic4="$interface"

    unset gateway
    unset interface

    eval $( route -n get -inet6 :: 2>/dev/null| ${AWK_CMD} '/gateway:|interface/{print $1$2}'|tr ":" "=" )

    gw6="${gateway}"
    defnic6="${interface}"
}

nic_test() {
	local nic_num=0 ALLNIC NO_CHOOSED=1 ip4 ip6 is_dhcp

	nic_num=$( ${miscdir}/nics-list -s lo|wc -l )

	if [ ${nic_num} -eq 0 ]; then
		${ECHO} "${N1_COLOR} No network card detected. Exit${N0_COLOR}"
		exit 0
	fi

	ALLNIC=$( ${miscdir}/nics-list -s lo )

	[ -n "${firststart}" ] && dhcp_client ${ALLNIC}

	if [ ${nic_num} -eq 1 ]; then
		MYNIC=${ALLNIC}
		collect_net_data
		save_settings
		return 0
	fi

	${ECHO} "${N1_COLOR}You have multiple active nics. Please choose default interface${N0_COLOR}"

	while [ ${NO_CHOOSED} -eq 1 ]; do
		nic_num=0
		for MYNIC in ${ALLNIC}; do
			eval $( printf "selectnic${nic_num}=\"${MYNIC}\"" )
			collect_net_data
			eval is_dhcp=\$dhcp_${MYNIC}
			eval ip4=\$ip4_${MYNIC}
			eval ip6=\$ip6_${MYNIC}
			printf "${nic_num}) ${MYNIC} ${is_dhcp} ${ip4} ${ip6}\n"
			nic_num=$(( nic_num + 1 ))
			save_settings
		done
		read getnic
		[ ${getnic} -ge 0 -a ${getnic} -le ${nic_num} ] && NO_CHOOSED=0
	done

	eval MYNIC=\$selectnic${getnic}
	eval IS_DHCP=\$dhcp_${MYNIC}
	eval ip=\$ip4_${MYNIC}

	${ECHO} "${N2_COLOR}$MYNIC ${N1_COLOR}Selected.${N0_COLOR}"
	sleep 2
}


collect_net_data() {
    get_sys_route
    get_nic_ip ${MYNIC}
    get_nic_mask ${MYNIC}
    get_nic_dhcp ${MYNIC}
}

validate_nic() {
}

validate_ip4() {
}

validate_ip6() {
}

validate_gw4() {
}

validate_gw6() {
}

validate_mask4() {
}

validate_mask6() {
}

set_ip4() {
    local _myval

    if [ "${1}" = "DHCP" ]; then
	_myval="DHCP"
    else
	_myval="inet ${ip4} netmask ${mask4}"
	echo "${ip4}" > ${CBSD_IP}
    fi
#    echo "ifconfig_${nic}=\"inet ${ip4} netmask ${mask4}\""
#    printf "Change in rc.conf: "
    sysrc -q "ifconfig_${nic}=${_myval}" >/dev/null 2>&1
#    daemon service netif restart
#    daemon service routing restart
}

set_ip6() {
    local _myval

    if [ "${1}" = "DHCP" ]; then
	_myval="DHCP"
    else
	_myval="inet6 ${ip6} netmask ${mask6}"
    fi

    printf "Change in rc.conf: "
    echo sysrc -q "ipv6_activate_all_interfaces=\"YES\""
    echo sysrc -q "ifconfig_${nic}_ipv6=\"${_myval}\""
}

set_gw4() {
    sysrc -q "defaultrouter=${gw4}" >/dev/null 2>&1
}

set_gw6() {
    echo sysrc -q "ipv6_defaultrouter=\"${gw6}\""
}