#!/bin/sh CFG=/etc/board.json . /usr/share/libubox/jshn.sh [ -f $CFG ] || exit 1 generate_static_network() { uci -q batch <<-EOF delete network.loopback set network.loopback='interface' set network.loopback.ifname='lo' set network.loopback.proto='static' set network.loopback.ipaddr='127.0.0.1' set network.loopback.netmask='255.0.0.0' delete network.globals set network.globals='globals' set network.globals.ula_prefix='auto' EOF } next_vlan=3 generate_network() { local vlan json_select network json_select "$1" json_get_vars ifname create_vlan macaddr json_select .. json_select .. [ -n "$ifname" ] || return if [ "${create_vlan:-0}" -eq 1 ]; then case "$1" in lan) vlan=1;; wan) vlan=2;; *) vlan=$next_vlan next_vlan=$((next_vlan + 1)) ;; esac fi [ -n "$vlan" ] && ifname=${ifname}.${vlan} uci -q batch <<-EOF delete network.$1 set network.$1='interface' set network.$1.ifname='$ifname' set network.$1.force_link=1 set network.$1.proto='none' set network.$1.macaddr='$macaddr' EOF case "$1" in lan) uci -q batch <<-EOF set network.$1.type='bridge' set network.$1.proto='static' set network.$1.ipaddr='192.168.1.1' set network.$1.netmask='255.255.255.0' set network.$1.ip6assign='60' EOF ;; wan) uci -q batch <<-EOF set network.$1.proto='dhcp' delete network.wan6 set network.wan6='interface' set network.wan6.ifname='$ifname' set network.wan6.proto='dhcpv6' EOF ;; esac } generate_switch_vlan() { local device="$1" local vlan="$2" local cpu_port="$3" case "$vlan" in lan) vlan=1;; wan) vlan=2;; *) vlan="${vlan##vlan}";; esac json_select vlans json_select "$2" json_get_values ports json_select .. json_select .. uci -q batch <<-EOF add network switch_vlan set network.@switch_vlan[-1].device='$device' set network.@switch_vlan[-1].vlan='$vlan' set network.@switch_vlan[-1].ports='$ports ${cpu_port}t' EOF } calculate_switch_vlans() { local switch="$1" local ports port attr val local prev_role local num device role index local n_cpu=0 cpu0 cpu1 cpu2 cpu3 local dev0 dev1 dev2 dev3 role0 role1 role2 role3 local n_vlan=0 vlan_off=-1 local vlan_ports cpu_port json_get_keys ports ports json_select ports # gather all cpu ports and count vlans for port in $ports; do json_select "$port" json_get_vars num device role if json_is_a attr object; then json_get_keys attr attr json_select attr uci -q batch <<-EOF add network switch_port set network.@switch_port[-1].device='$switch' set network.@switch_port[-1].port=$num EOF for attr in $attr; do json_get_var val "$attr" uci -q set network.@switch_port[-1].$attr="$val" done json_select .. fi json_select .. if [ -n "$num" ] && [ -n "$device" ]; then export "cpu$n_cpu=$num" export "dev$n_cpu=$device" n_cpu=$((n_cpu + 1)) elif [ -n "$num" ] && [ -n "$role" ] && [ "$role" != "$prev_role" ]; then export "role$n_vlan=$role" n_vlan=$((n_vlan + 1)) prev_role="$role" fi done unset prev_role # autogenerate vlans for port in $ports ""; do if [ -n "$port" ]; then json_select "$port" json_get_vars num device role json_select .. else num="-"; role="-" fi if [ -n "$num" ] && [ -n "$role" ]; then if [ "$role" != "$prev_role" ]; then if [ -n "$vlan_ports" ]; then let cpu_port="cpu$((vlan_off % n_cpu))" [ $n_vlan -gt $n_cpu ] && cpu_port="${cpu_port}t" uci -q batch <<-EOF add network switch_vlan set network.@switch_vlan[-1].device='$switch' set network.@switch_vlan[-1].vlan='$((vlan_off + 1))' set network.@switch_vlan[-1].ports='$vlan_ports $cpu_port' EOF fi vlan_off=$((vlan_off + 1)) vlan_ports="$num" prev_role="$role" else vlan_ports="$vlan_ports $num" fi fi done json_select .. # autogenerate interfaces vlan_off=0; while [ $vlan_off -lt $n_vlan ]; do eval role="\$role$((vlan_off))" eval device="\$dev$((vlan_off++ % n_cpu))" [ $n_vlan -gt $n_cpu ] && device="$device.$vlan_off" # quirk: append ifnames for subsequent switches case "$switch" in switch[1-9]) local prev_devs="$(uci -q get "network.$role.ifname")" if echo "$prev_devs" | grep -wq "$device"; then device="$prev_devs" else device="$prev_devs $device" fi ;; esac uci -q batch <<-EOF set network.$role='interface' set network.$role.ifname='$device' EOF case $role in lan) uci -q batch <<-EOF set network.lan.type='bridge' set network.lan.proto='static' set network.lan.ipaddr='192.168.1.1' set network.lan.netmask='255.255.255.0' set network.lan.ip6assign='60' EOF ;; wan) uci -q batch <<-EOF set network.wan.proto='dhcp' set network.wan6='interface' set network.wan6.ifname='$device' set network.wan6.proto='dhcpv6' EOF ;; *) uci -q batch <<-EOF set network.$role.force_link='1' set network.$role.proto='none' EOF ;; esac done } generate_switch() { local key="$1" local vlans json_select switch json_select "$key" json_get_vars enable reset blinkrate cpu_port uci -q batch <<-EOF add network switch set network.@switch[-1].name='$key' set network.@switch[-1].reset='$reset' set network.@switch[-1].enable_vlan='$enable' set network.@switch[-1].blinkrate='$blinkrate' EOF if [ -n "$cpu_port" ]; then json_get_keys vlans vlans for vlan in $vlans; do generate_switch_vlan $1 $vlan $cpu_port; done elif json_is_a ports array; then calculate_switch_vlans $1 fi json_select .. json_select .. } generate_rssimon() { local key="$1" local cfg="rssid_$key" local refresh threshold json_select rssimon json_select "$key" json_get_vars refresh threshold json_select .. json_select .. uci -q batch <<-EOF delete system.$cfg set system.$cfg='rssid' set system.$cfg.dev='$key' set system.$cfg.refresh='$refresh' set system.$cfg.threshold='$threshold' EOF } generate_led() { local key="$1" local cfg="led_$key" json_select led json_select "$key" json_get_vars name sysfs type trigger device default port_mask uci -q batch <<-EOF delete system.$cfg set system.$cfg='led' set system.$cfg.name='$name' set system.$cfg.sysfs='$sysfs' set system.$cfg.dev='$device' set system.$cfg.trigger='$trigger' set system.$cfg.port_mask='$port_mask' set system.$cfg.default='$default' EOF case "$type" in netdev) uci -q batch <<-EOF set system.$cfg.trigger='netdev' set system.$cfg.mode='link tx rx' EOF ;; usb) uci -q batch <<-EOF set system.$cfg.trigger='usbdev' set system.$cfg.interval='50' EOF ;; rssi) local minq maxq offset factor json_get_vars iface minq maxq offset factor uci -q batch <<-EOF set system.$cfg.trigger='rssi' set system.$cfg.iface='rssid_$iface' set system.$cfg.minq='$minq' set system.$cfg.maxq='$maxq' set system.$cfg.offset='$offset' set system.$cfg.factor='$factor' EOF ;; esac json_select .. json_select .. } json_init json_load "$(cat ${CFG})" generate_static_network json_get_keys keys network for key in $keys; do generate_network $key; done json_get_keys keys switch for key in $keys; do generate_switch $key; done json_get_keys keys rssimon for key in $keys; do generate_rssimon $key; done json_get_keys keys led for key in $keys; do generate_led $key; done uci commit