forward_must_edns0

package

v0.0.0-...-5ef9333 Latest Latest Go to latest Published: Mar 12, 2022 License: GPL-3.0 Imports: 7 Imported by: 0

Details

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这个插件会发送包含 EDNS0 的 UDP 报文，然后过滤掉没有 EDNS0 回应的报文。

如果服务器支持 EDNS0，则会回应 EDNS0。过滤掉没有 EDNS0 报文可以过滤掉某些有问题的回应。

参数:

tag: ''
type: 'forward_must_edns0'
args:
  upstream:
    - addr: 8.8.8.8   # 上游 UDP 地址。省略端口号会用 53 默认值。
    - addr: 1.1.1.1   # 可配置多个。

View Source

const PluginType = "forward_must_edns0"

This section is empty.

func Init(bp *handler.BP, args interface{}) (p handler.Plugin, err error)

type Args struct {
	UpstreamConfig []UpstreamConfig `yaml:"upstream"`
}

type Upstream struct {
	// contains filtered or unexported fields
}

func NewUpstream(addr string) *Upstream

func (u *Upstream) Exchange(m *dns.Msg) (*dns.Msg, error)

type UpstreamConfig struct {
	Addr    string `yaml:"addr"`
	Trusted bool   `yaml:"trusted"`
}