#!/bin/sh /etc/rc.common
#
# Copyright (C) 2021-2026  sirpdboy  <herboy2008@gmail.com> 
#
# This file is part of ddns-go .
#
# This is free software, licensed under the Apache License, Version 2.0 .
#

START=99
USE_PROCD=1
NAME=ddns-go
PROG=/usr/bin/ddns-go
CONFDIR=/etc/ddns-go
CONF=$CONFDIR/ddns-go-config.yaml

init_yaml() {
    [ -d "$CONFDIR" ] || mkdir -p "$CONFDIR"
    chown -R ddns-go:ddns-go "$CONFDIR"
    chmod 755 "$CONFDIR"
    [ -f "$CONF" ] && chmod 644 "$CONF"
}

build_args() {
    local cfg="$1"
    local args="-c $CONF"
    
    config_get port "$cfg" port '9876'
    args="$args -l :$port"
    
    config_get time "$cfg" time '300'
    [ -n "$time" ] && args="$args -f $time"
    
    config_get ctimes "$cfg" ctimes '5'
    [ -n "$ctimes" ] && args="$args -cacheTimes $ctimes"
    
    config_get dns "$cfg" dns '223.5.5.5'
    [ -n "$dns" ] && args="$args -dns $dns"
    
    config_get_bool noweb "$cfg" noweb 0
    [ "$noweb" -eq 1 ] && args="$args -noweb"
    
    config_get_bool skipverify "$cfg" skipverify 0
    [ "$skipverify" -eq 1 ] && args="$args -skipVerify"
    
    echo "$args"
}

start_instance() {
    local cfg="$1"
    config_get_bool enabled "$cfg" enabled 0
    [ "$enabled" -eq 0 ] && return 0
    
    config_get delay "$cfg" delay 0
    if [ "$delay" -gt 0 ]; then
        local uptime=$(awk -F. '{print $1}' /proc/uptime)
        [ "$uptime" -lt 120 ] && sleep "$delay"
    fi
    
    init_yaml
    
    local args=$(build_args "$cfg")
    
    procd_open_instance
    procd_set_param command $PROG $args

    procd_set_param stdout 1
    procd_set_param stderr 1
    procd_set_param log_level 7
    
    procd_set_param user ddns-go
    procd_set_param respawn
    
    procd_close_instance
}

start_service() {
    config_load "$NAME"
    config_foreach start_instance 'basic'
}

service_triggers() {
    procd_add_reload_trigger "$NAME"
}