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Improve read waiter interface

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世界 2023-05-09 21:59:57 +08:00
parent bd54608473
commit 22028602e8
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GPG key ID: CD109927C34A63C4
4 changed files with 48 additions and 15 deletions
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4
go.mod
View file

@ -24,11 +24,11 @@ require (
github.com/sagernet/gomobile v0.0.0-20230413023804-244d7ff07035
github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
github.com/sagernet/sing v0.2.5-0.20230509045155-f60c80c56f21
github.com/sagernet/sing v0.2.5-0.20230512033628-9be7806bab51
github.com/sagernet/sing-dns v0.1.5-0.20230426113254-25d948c44223
github.com/sagernet/sing-mux v0.0.0-20230517134606-1ebe6bb26646
github.com/sagernet/sing-shadowsocks v0.2.2-0.20230509053848-d83f8fe1194c
github.com/sagernet/sing-shadowsocks2 v0.0.0-20230510062121-18b8e5920cb2
github.com/sagernet/sing-shadowsocks2 v0.0.0-20230512030659-23bb92c1eb97
github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b
github.com/sagernet/sing-tun v0.1.5-0.20230520041100-b02f2529160e
github.com/sagernet/sing-vmess v0.1.5-0.20230417103030-8c3070ae3fb3

8
go.sum
View file

@ -113,16 +113,16 @@ github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 h1:5Th31OC6yj8byL
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
github.com/sagernet/sing v0.0.0-20220817130738-ce854cda8522/go.mod h1:QVsS5L/ZA2Q5UhQwLrn0Trw+msNd/NPGEhBKR/ioWiY=
github.com/sagernet/sing v0.1.8/go.mod h1:jt1w2u7lJQFFSGLiRrRIs5YWmx4kAPfWuOejuDW9qMk=
github.com/sagernet/sing v0.2.5-0.20230509045155-f60c80c56f21 h1:voT2nOCvukNfRLn9KxQYEYSu9/OZsCqEmD6tEFJAnBw=
github.com/sagernet/sing v0.2.5-0.20230509045155-f60c80c56f21/go.mod h1:Ta8nHnDLAwqySzKhGoKk4ZIB+vJ3GTKj7UPrWYvM+4w=
github.com/sagernet/sing v0.2.5-0.20230512033628-9be7806bab51 h1:ySJuouhl890pBZly51Hkb2mbDnz+qSQCLF5j+4IFHis=
github.com/sagernet/sing v0.2.5-0.20230512033628-9be7806bab51/go.mod h1:Ta8nHnDLAwqySzKhGoKk4ZIB+vJ3GTKj7UPrWYvM+4w=
github.com/sagernet/sing-dns v0.1.5-0.20230426113254-25d948c44223 h1:L4eMuM07iSHY3UCknFnuFuHoe5clZuF2Xnf2wwA6Lwc=
github.com/sagernet/sing-dns v0.1.5-0.20230426113254-25d948c44223/go.mod h1:ZKuuqgsHRxDahYrzgSgy4vIAGGuKPlIf4hLcNzYzLkY=
github.com/sagernet/sing-mux v0.0.0-20230517134606-1ebe6bb26646 h1:X3ADfMqeGns1Q1FlXc9kaL9FwW1UM6D6tEQo8jFstpc=
github.com/sagernet/sing-mux v0.0.0-20230517134606-1ebe6bb26646/go.mod h1:pF+RnLvCAOhECrvauy6LYOpBakJ/vuaF1Wm4lPsWryI=
github.com/sagernet/sing-shadowsocks v0.2.2-0.20230509053848-d83f8fe1194c h1:EiQ+i4gdPpSI8D2YUlOeBZA3R1ZGi0ShSLSXoSd/13A=
github.com/sagernet/sing-shadowsocks v0.2.2-0.20230509053848-d83f8fe1194c/go.mod h1:UJjvQGw0lyYaDGIDvUraL16fwaAEH1WFw1Y6sUcMPog=
github.com/sagernet/sing-shadowsocks2 v0.0.0-20230510062121-18b8e5920cb2 h1:ORW4JxNuKAEPtKSGRMS+Qj8tnKqn074FPupLLOrG/UI=
github.com/sagernet/sing-shadowsocks2 v0.0.0-20230510062121-18b8e5920cb2/go.mod h1:i6Eoor37Cy4JKBcelMMFfUVBNjqRYuvcqOBjUI3Zw80=
github.com/sagernet/sing-shadowsocks2 v0.0.0-20230512030659-23bb92c1eb97 h1:Mc5dbIMFF3ph3JofkBv3loq1qdBLktER+LL0IpoLm5M=
github.com/sagernet/sing-shadowsocks2 v0.0.0-20230512030659-23bb92c1eb97/go.mod h1:i6Eoor37Cy4JKBcelMMFfUVBNjqRYuvcqOBjUI3Zw80=
github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b h1:ouW/6IDCrxkBe19YSbdCd7buHix7b+UZ6BM4Zz74XF4=
github.com/sagernet/sing-shadowtls v0.1.2-0.20230417103049-4f682e05f19b/go.mod h1:oG8bPerYI6cZ74KquY3DvA7ynECyrILPBnce6wtBqeI=
github.com/sagernet/sing-tun v0.1.5-0.20230520041100-b02f2529160e h1:fivkzQowiOPBafklJmNePBu/sr83rsY5SuSakvoJ2A0=

14
outbound/dns.go
View file

@ -197,14 +197,12 @@ func (d *DNS) newPacketConnection(ctx context.Context, conn N.PacketConn, readWa
var group task.Group
group.Append0(func(ctx context.Context) error {
var buffer *buf.Buffer
newBuffer := func() *buf.Buffer {
if buffer != nil {
buffer.Release()
}
readWaiter.InitializeReadWaiter(func() *buf.Buffer {
buffer = buf.NewSize(dns.FixedPacketSize)
buffer.FullReset()
return buffer
}
})
defer readWaiter.InitializeReadWaiter(nil)
for {
var message mDNS.Msg
var destination M.Socksaddr
@ -223,11 +221,9 @@ func (d *DNS) newPacketConnection(ctx context.Context, conn N.PacketConn, readWa
}
destination = packet.Destination
} else {
destination, err = readWaiter.WaitReadPacket(newBuffer)
destination, err = readWaiter.WaitReadPacket()
if err != nil {
if buffer != nil {
buffer.Release()
}
buffer.Release()
cancel(err)
return err
}

37
transport/fakeip/packet_wait.go Normal file
View file

@ -0,0 +1,37 @@
package fakeip
import (
"github.com/sagernet/sing/common/buf"
"github.com/sagernet/sing/common/bufio"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
func (c *NATPacketConn) CreatePacketReadWaiter() (N.PacketReadWaiter, bool) {
waiter, created := bufio.CreatePacketReadWaiter(c.PacketConn)
if !created {
return nil, false
}
return &waitNATPacketConn{c, waiter}, true
}
type waitNATPacketConn struct {
*NATPacketConn
waiter N.PacketReadWaiter
}
func (c *waitNATPacketConn) InitializeReadWaiter(newBuffer func() *buf.Buffer) {
c.waiter.InitializeReadWaiter(newBuffer)
}
func (c *waitNATPacketConn) WaitReadPacket() (destination M.Socksaddr, err error) {
destination, err = c.waiter.WaitReadPacket()
if socksaddrWithoutPort(destination) == c.origin {
destination = M.Socksaddr{
Addr: c.destination.Addr,
Fqdn: c.destination.Fqdn,
Port: destination.Port,
}
}
return
}