# ============================================
# MosDNS v5 完整配置：中英文注释版
# ============================================

log:
  level: info  # 可选: debug/info/warn/error

# 管理 API（可用于调试、监控）
api:
  http: "0.0.0.0:5535"

# 引入上游 DNS 配置文件（在 dns.yaml 中）
include: ['/opt/mosdns/dns.yaml']

plugins:
  # ======================
  # 域名/IP 匹配规则
  # ======================

  # GFW 域名列表（如 google.com）
  - tag: GFW_domains
    type: domain_set
    args:
      files:
        - "/opt/mosdns/config/geosite_tiktok.txt" 
        - "/opt/mosdns/config/gfwlist.out.txt" 

  # Amazon 域名列表（如 amazon.com）
  - tag: amazon_domains
    type: domain_set
    args:
      files:
        - "/opt/mosdns/config/geosite_amazon.txt"
        - "/opt/mosdns/config/geosite_amazon-ads.txt"
        - "/opt/mosdns/config/geosite_amazontrust.txt"       
        - "/opt/mosdns/config/amazon.txt" 
        
  # 中国大陆常用域名（如 .cn / baidu.com）
  - tag: CN_domains
    type: domain_set
    args:
      files:
        - "/opt/mosdns/config/domains.txt"

  # 中国大陆 IP 列表
  - tag: geoip_cn
    type: ip_set
    args:
      files:
        - "/opt/mosdns/config/cn.txt"

  # ======================
  # 缓存模块
  # ======================
  - tag: cache
    type: cache
    args:
      size: 32768                      # 最大缓存条目数
      lazy_cache_ttl: 43200         # 默认缓存 TTL（秒）

  # ======================
  # 上游 DNS 定义
  # ======================

  # 国内 DNS fallback 模式
  - tag: forward_local
    type: fallback
    args:
      primary: cn-dns
      secondary: cn-dns
      threshold: 500
      always_standby: true

  # 国外 DNS fallback 模式
  - tag: forward_remote
    type: fallback
    args:
      primary: jp-dns
      secondary: jp-dns
      threshold: 500
      always_standby: true

  # 封装调用国内 DNS
  - tag: forward_local_upstream
    type: sequence
    args:
      - exec: prefer_ipv4
      - exec: query_summary forward_local
      - exec: $forward_local

  # 封装调用国外 DNS
  - tag: forward_remote_upstream
    type: sequence
    args:
      - exec: prefer_ipv4
      - exec: query_summary forward_remote
      - exec: $forward_remote

  # 如果已有响应，直接返回
  - tag: has_resp_sequence
    type: sequence
    args:
      - matches: has_resp
        exec: accept

  # ======================
  # 查询逻辑
  # ======================

  # 拒绝无效查询（如 HTTPS 记录）
  - tag: query_is_reject_domain
    type: sequence
    args:
      - matches: qtype 65
        exec: reject 3

  # GFW 域名：强制走国外 DNS
  - tag: query_is_foreign_domain
    type: sequence
    args:
      - matches: qname $GFW_domains
        exec: $forward_remote_upstream
      - exec: query_summary gfw_domain

  # 国内域名：强制走国内 DNS
  - tag: query_is_cn_domain
    type: sequence
    args:
      - matches: qname $CN_domains
        exec: $forward_local_upstream
      - exec: query_summary cn_domain

  # Amazon 域名：走国外 DNS 并添加到 MikroTik
  - tag: query_is_amazon_domain
    type: sequence
    args:
      - matches: qname $amazon_domains
        exec: $forward_remote_upstream
      - exec: $mikrotik_amazon
      - exec: query_summary amazon_domain

  # 未知域名处理逻辑：
  # 先查国内 DNS → 如果返回非 CN IP ⇒ fallback 到国外
  - tag: query_unknown_fallback
    type: sequence
    args:
      - exec: prefer_ipv4
      - exec: $forward_local
      - matches: resp_ip $geoip_cn
        exec: accept
      - exec: $forward_remote_upstream
      - exec: query_summary fallback_to_remote

  # ======================
  # 主查询处理流程
  # ======================
  - tag: main_sequence
    type: sequence
    args:
      - exec: $cache                        # 首先查缓存
      - exec: $query_is_reject_domain
      - exec: jump has_resp_sequence

      - exec: $query_is_foreign_domain     # gfwlist
      - exec: jump has_resp_sequence

      - exec: $query_is_cn_domain          # 国内域名
      - exec: jump has_resp_sequence

      - exec: $query_is_amazon_domain      # Amazon 域名（走国外 DNS + 添加到 MikroTik）
      - exec: jump has_resp_sequence

      - exec: $query_unknown_fallback      # 其他未知域名 fallback 流程
      - exec: jump has_resp_sequence

  # ======================
  # 服务监听
  # ======================

  # UDP 监听
  - tag: udp_server
    type: udp_server
    args:
      entry: main_sequence
      listen: ":5300"

  # TCP 监听
  - tag: tcp_server
    type: tcp_server
    args:
      entry: main_sequence
      listen: ":5300"