#!/bin/sh /etc/rc.common

START=98
STOP=98

USE_PROCD=1

YGG_JUMPER_INTERFACES=""


envset_jumper_interfaces() {

    all_ygg_interfaces=$(uci show network | grep ".proto='yggdrasil'" | awk -F '.' '{print $2}')

    for interface in ${all_ygg_interfaces}; do

        is_started_on_boot="$(uci -q get network.${interface}.auto)"

        if [ "${is_started_on_boot}" == "0" ]; then
            : # Skip interface is is disabled
        else

            is_yggdrasil_jumper_enabled="$(uci -q get network.${interface}.jumper)"

            YGG_JUMPER_INTERFACES=" $YGG_JUMPER_INTERFACES ${interface} "

            ## - [ ] add jumper flag support in luci-proto-yggdrasil
            # if [ "${is_yggdrasil_jumper_enabled}" == "1" ]; then
            #     : # Append yggdrasil + jumper interface to the global
            #     YGG_JUMPER_INTERFACES=" $YGG_JUMPER_INTERFACES ${interface} "
            # fi
        fi

    done

    : # Strip leading/trailing space
    YGG_JUMPER_INTERFACES="$(echo ${YGG_JUMPER_INTERFACES} | xargs)"


}


uci_to_jumper_configs() {
    # remove stale not used configs avoiding confusion
    cfgs="/tmp/yggdrasil/*-jumper.conf"
    rm $cfgs

    # scoop up uci details from /etc/config/yggdrasil-jumper
    admin_listen=$(uci -q get yggdrasil-jumper.config.admin_listen)
    listen_port=$(uci -q get yggdrasil-jumper.config.listen_port)
    allow_ipv4=$(uci -q get yggdrasil-jumper.config.allow_ipv4)
    allow_ipv6=$(uci -q get yggdrasil-jumper.config.allow_ipv6)
    stun_server=$(uci -q get yggdrasil-jumper.config.stun_server)
    stun_randomize=$(uci -q get yggdrasil-jumper.config.stun_randomize)

    for interface in $YGG_JUMPER_INTERFACES; do
        ali="unix:///tmp/yggdrasil/${interface}.sock"
        cfg="/tmp/yggdrasil/${interface}-jumper.conf"
: # write a interface-jumper.conf file for yggdrasil interface
        cat <<EOF > "${cfg}"
yggdrasil_admin_listen = [ "${ali}" ]
yggdrasil_listen = [ ]
listen_port = $listen_port
allow_ipv4 = $( [ "$allow_ipv4" = "1" ] && echo true || echo false )
allow_ipv6 = $( [ "$allow_ipv6" = "1" ] && echo true || echo false )
whitelist = [ ]
stun_servers = [ "${stun_server// /\",\"}" ]
stun_randomize = $( [ "$stun_randomize" = "1" ] && echo true || echo false )
EOF
    done


}


start_service() {
    [ -f /etc/uci-defaults/yggdrasil-jumper ] && ( . /etc/uci-defaults/yggdrasil-jumper )

    envset_jumper_interfaces

    uci_to_jumper_configs

    for interface in $YGG_JUMPER_INTERFACES; do
        jumper_cfg="/tmp/yggdrasil/${interface}-jumper.conf"
        procd_open_instance ${interface}
        procd_set_param respawn
        procd_set_param command yggdrasil-jumper --config "${jumper_cfg}"
        procd_set_param facility "yggdrasil-jumper-${interface}"
        procd_set_param stdout 1
        procd_set_param stderr 1
        procd_close_instance
    done

}


stop_service() {
    killall yggdrasil-jumper
}


x_reload_service() {
    :
    # cat /tmp/etc/cjdroute.conf | cjdrouteconf reload
}


service_triggers() {
    procd_add_reload_trigger yggdrasil-jumper
}