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Move predefined DNS server to rule action

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世界 2025-02-26 08:59:21 +08:00
parent de9ceb82bb
commit 4f902b8507
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GPG key ID: CD109927C34A63C4
15 changed files with 289 additions and 282 deletions
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61
option/dns_record.go
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@ -3,30 +3,14 @@ package option
import (
"encoding/base64"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/buf"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/json"
"github.com/sagernet/sing/common/json/badoption"
M "github.com/sagernet/sing/common/metadata"
"github.com/miekg/dns"
)
type PredefinedDNSServerOptions struct {
Responses []DNSResponseOptions `json:"responses,omitempty"`
}
type DNSResponseOptions struct {
Query badoption.Listable[string] `json:"query,omitempty"`
QueryType badoption.Listable[DNSQueryType] `json:"query_type,omitempty"`
RCode *DNSRCode `json:"rcode,omitempty"`
Answer badoption.Listable[DNSRecordOptions] `json:"answer,omitempty"`
Ns badoption.Listable[DNSRecordOptions] `json:"ns,omitempty"`
Extra badoption.Listable[DNSRecordOptions] `json:"extra,omitempty"`
}
type DNSRCode int
func (r DNSRCode) MarshalJSON() ([]byte, error) {
@ -64,49 +48,6 @@ func (r *DNSRCode) Build() int {
return int(*r)
}
func (o DNSResponseOptions) Build() ([]dns.Question, *dns.Msg, error) {
var questions []dns.Question
if len(o.Query) == 0 && len(o.QueryType) == 0 {
questions = []dns.Question{{Qclass: dns.ClassINET}}
} else if len(o.Query) == 0 {
for _, queryType := range o.QueryType {
questions = append(questions, dns.Question{
Qtype: uint16(queryType),
Qclass: dns.ClassINET,
})
}
} else if len(o.QueryType) == 0 {
for _, domain := range o.Query {
questions = append(questions, dns.Question{
Name: dns.Fqdn(domain),
Qclass: dns.ClassINET,
})
}
} else {
for _, queryType := range o.QueryType {
for _, domain := range o.Query {
questions = append(questions, dns.Question{
Name: dns.Fqdn(domain),
Qtype: uint16(queryType),
Qclass: dns.ClassINET,
})
}
}
}
return questions, &dns.Msg{
MsgHdr: dns.MsgHdr{
Response: true,
Rcode: o.RCode.Build(),
Authoritative: true,
RecursionDesired: true,
RecursionAvailable: true,
},
Answer: common.Map(o.Answer, DNSRecordOptions.build),
Ns: common.Map(o.Ns, DNSRecordOptions.build),
Extra: common.Map(o.Extra, DNSRecordOptions.build),
}, nil
}
type DNSRecordOptions struct {
dns.RR
fromBase64 bool
@ -156,6 +97,6 @@ func (o *DNSRecordOptions) unmarshalBase64(binary []byte) error {
return nil
}
func (o DNSRecordOptions) build() dns.RR {
func (o DNSRecordOptions) Build() dns.RR {
return o.RR
}