mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-10-30 07:48:08 -04:00
67 lines
1.4 KiB
Go
67 lines
1.4 KiB
Go
package conf
|
|
|
|
import (
|
|
"github.com/golang/protobuf/proto"
|
|
|
|
"github.com/v2fly/v2ray-core/v4/app/dns/fakedns"
|
|
)
|
|
|
|
type FakeDNSConfig struct {
|
|
IPPool string `json:"ipPool"`
|
|
LruSize int64 `json:"poolSize"`
|
|
}
|
|
|
|
func (f FakeDNSConfig) Build() (proto.Message, error) {
|
|
return &fakedns.FakeDnsPool{
|
|
IpPool: f.IPPool,
|
|
LruSize: f.LruSize,
|
|
}, nil
|
|
}
|
|
|
|
type FakeDNSPostProcessingStage struct{}
|
|
|
|
func (FakeDNSPostProcessingStage) Process(conf *Config) error {
|
|
var fakeDNSInUse bool
|
|
|
|
if conf.DNSConfig != nil {
|
|
for _, v := range conf.DNSConfig.Servers {
|
|
if v.Address.Family().IsDomain() {
|
|
if v.Address.Domain() == "fakedns" {
|
|
fakeDNSInUse = true
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if fakeDNSInUse {
|
|
if conf.FakeDNS == nil {
|
|
// Add a Fake DNS Config if there is none
|
|
conf.FakeDNS = &FakeDNSConfig{
|
|
IPPool: "198.18.0.0/15",
|
|
LruSize: 65535,
|
|
}
|
|
}
|
|
found := false
|
|
// Check if there is a Outbound with necessary sniffer on
|
|
var inbounds []InboundDetourConfig
|
|
|
|
if len(conf.InboundConfigs) > 0 {
|
|
inbounds = append(inbounds, conf.InboundConfigs...)
|
|
}
|
|
for _, v := range inbounds {
|
|
if v.SniffingConfig != nil && v.SniffingConfig.Enabled && v.SniffingConfig.DestOverride != nil {
|
|
for _, dov := range *v.SniffingConfig.DestOverride {
|
|
if dov == "fakedns" {
|
|
found = true
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if !found {
|
|
newError("Defined Fake DNS but haven't enabled fake dns sniffing at any inbound.").AtWarning().WriteToLog()
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|