gvisor-lx/pkg/tcpip/transport/udp/udp_state_autogen.go
Leadaxe 117243aa02 snapshot: sagernet/gvisor v0.0.0-20260727.0-sing-box-mod.1 + SPEC 048 guard
Обновление снапшота с v0.0.0-20250811.0 на пин, которого требует
sing-box после мержа 235 коммитов (upstream d620bbbf2 "Update gvisor to
20260727.0"). Прежний снапшот был взят 2026-08-04 ровно с той версии,
на которой тогда стоял апстрим; разрыв возник 2026-08-05 вместе с его
бампом.

За год апстрим-gvisor изменил ~14 000 строк в 292 файлах. Значимое для
нас — сетевой стек: tcp/connect.go (PMTU-discovery + исправление
начального RTT/RTO: раньше задержка ACK внутри стека завышала стартовый
таймаут на несколько RTT), tcp/snd.go, tcp/rcv.go, stack/conntrack.go,
stack/packet_buffer.go. Всего 30 файлов в TCP и 37 в stack.

Баг SPEC 048 апстрим НЕ исправил — проверено по коду новой версии:
handleConnecting по-прежнему проверяет состояние endpoint'а, но не ep.h,
а performHandshake так же зануляет h и отпускает мьютекс до Close().
Поэтому guard перенесён (12 строк) вместе со своим тестом (45 строк).

Red/green проверен на новой базе: без guard'а тест падает с той же
nil-паникой, что в полевом крашдампе; с ним зелёный.
2026-08-05 14:53:31 +03:00

225 lines
5.8 KiB
Go

// automatically generated by stateify.
package udp
import (
"context"
"github.com/sagernet/gvisor/pkg/state"
)
func (p *udpPacket) StateTypeName() string {
return "pkg/tcpip/transport/udp.udpPacket"
}
func (p *udpPacket) StateFields() []string {
return []string{
"udpPacketEntry",
"netProto",
"senderAddress",
"destinationAddress",
"packetInfo",
"pkt",
"receivedAt",
"tosOrTClass",
"ttlOrHopLimit",
}
}
func (p *udpPacket) beforeSave() {}
// +checklocksignore
func (p *udpPacket) StateSave(stateSinkObject state.Sink) {
p.beforeSave()
receivedAtValue := p.saveReceivedAt()
_ = (int64)(receivedAtValue)
stateSinkObject.SaveValue(6, receivedAtValue)
stateSinkObject.Save(0, &p.udpPacketEntry)
stateSinkObject.Save(1, &p.netProto)
stateSinkObject.Save(2, &p.senderAddress)
stateSinkObject.Save(3, &p.destinationAddress)
stateSinkObject.Save(4, &p.packetInfo)
stateSinkObject.Save(5, &p.pkt)
stateSinkObject.Save(7, &p.tosOrTClass)
stateSinkObject.Save(8, &p.ttlOrHopLimit)
}
func (p *udpPacket) afterLoad(context.Context) {}
// +checklocksignore
func (p *udpPacket) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &p.udpPacketEntry)
stateSourceObject.Load(1, &p.netProto)
stateSourceObject.Load(2, &p.senderAddress)
stateSourceObject.Load(3, &p.destinationAddress)
stateSourceObject.Load(4, &p.packetInfo)
stateSourceObject.Load(5, &p.pkt)
stateSourceObject.Load(7, &p.tosOrTClass)
stateSourceObject.Load(8, &p.ttlOrHopLimit)
stateSourceObject.LoadValue(6, new(int64), func(y any) { p.loadReceivedAt(ctx, y.(int64)) })
}
func (e *endpoint) StateTypeName() string {
return "pkg/tcpip/transport/udp.endpoint"
}
func (e *endpoint) StateFields() []string {
return []string{
"DefaultSocketOptionsHandler",
"stack",
"waiterQueue",
"net",
"stats",
"ops",
"rcvReady",
"rcvList",
"rcvBufSize",
"rcvClosed",
"lastError",
"portFlags",
"boundBindToDevice",
"boundPortFlags",
"readShutdown",
"effectiveNetProtos",
"frozen",
"localPort",
"remotePort",
}
}
// +checklocksignore
func (e *endpoint) StateSave(stateSinkObject state.Sink) {
e.beforeSave()
stateSinkObject.Save(0, &e.DefaultSocketOptionsHandler)
stateSinkObject.Save(1, &e.stack)
stateSinkObject.Save(2, &e.waiterQueue)
stateSinkObject.Save(3, &e.net)
stateSinkObject.Save(4, &e.stats)
stateSinkObject.Save(5, &e.ops)
stateSinkObject.Save(6, &e.rcvReady)
stateSinkObject.Save(7, &e.rcvList)
stateSinkObject.Save(8, &e.rcvBufSize)
stateSinkObject.Save(9, &e.rcvClosed)
stateSinkObject.Save(10, &e.lastError)
stateSinkObject.Save(11, &e.portFlags)
stateSinkObject.Save(12, &e.boundBindToDevice)
stateSinkObject.Save(13, &e.boundPortFlags)
stateSinkObject.Save(14, &e.readShutdown)
stateSinkObject.Save(15, &e.effectiveNetProtos)
stateSinkObject.Save(16, &e.frozen)
stateSinkObject.Save(17, &e.localPort)
stateSinkObject.Save(18, &e.remotePort)
}
// +checklocksignore
func (e *endpoint) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &e.DefaultSocketOptionsHandler)
stateSourceObject.Load(1, &e.stack)
stateSourceObject.Load(2, &e.waiterQueue)
stateSourceObject.Load(3, &e.net)
stateSourceObject.Load(4, &e.stats)
stateSourceObject.Load(5, &e.ops)
stateSourceObject.Load(6, &e.rcvReady)
stateSourceObject.Load(7, &e.rcvList)
stateSourceObject.Load(8, &e.rcvBufSize)
stateSourceObject.Load(9, &e.rcvClosed)
stateSourceObject.Load(10, &e.lastError)
stateSourceObject.Load(11, &e.portFlags)
stateSourceObject.Load(12, &e.boundBindToDevice)
stateSourceObject.Load(13, &e.boundPortFlags)
stateSourceObject.Load(14, &e.readShutdown)
stateSourceObject.Load(15, &e.effectiveNetProtos)
stateSourceObject.Load(16, &e.frozen)
stateSourceObject.Load(17, &e.localPort)
stateSourceObject.Load(18, &e.remotePort)
stateSourceObject.AfterLoad(func() { e.afterLoad(ctx) })
}
func (p *protocol) StateTypeName() string {
return "pkg/tcpip/transport/udp.protocol"
}
func (p *protocol) StateFields() []string {
return []string{
"stack",
}
}
func (p *protocol) beforeSave() {}
// +checklocksignore
func (p *protocol) StateSave(stateSinkObject state.Sink) {
p.beforeSave()
stateSinkObject.Save(0, &p.stack)
}
func (p *protocol) afterLoad(context.Context) {}
// +checklocksignore
func (p *protocol) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &p.stack)
}
func (l *udpPacketList) StateTypeName() string {
return "pkg/tcpip/transport/udp.udpPacketList"
}
func (l *udpPacketList) StateFields() []string {
return []string{
"head",
"tail",
}
}
func (l *udpPacketList) beforeSave() {}
// +checklocksignore
func (l *udpPacketList) StateSave(stateSinkObject state.Sink) {
l.beforeSave()
stateSinkObject.Save(0, &l.head)
stateSinkObject.Save(1, &l.tail)
}
func (l *udpPacketList) afterLoad(context.Context) {}
// +checklocksignore
func (l *udpPacketList) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &l.head)
stateSourceObject.Load(1, &l.tail)
}
func (e *udpPacketEntry) StateTypeName() string {
return "pkg/tcpip/transport/udp.udpPacketEntry"
}
func (e *udpPacketEntry) StateFields() []string {
return []string{
"next",
"prev",
}
}
func (e *udpPacketEntry) beforeSave() {}
// +checklocksignore
func (e *udpPacketEntry) StateSave(stateSinkObject state.Sink) {
e.beforeSave()
stateSinkObject.Save(0, &e.next)
stateSinkObject.Save(1, &e.prev)
}
func (e *udpPacketEntry) afterLoad(context.Context) {}
// +checklocksignore
func (e *udpPacketEntry) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &e.next)
stateSourceObject.Load(1, &e.prev)
}
func init() {
state.Register((*udpPacket)(nil))
state.Register((*endpoint)(nil))
state.Register((*protocol)(nil))
state.Register((*udpPacketList)(nil))
state.Register((*udpPacketEntry)(nil))
}