gvisor-lx/pkg/tcpip/transport/packet/packet_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

181 lines
4.6 KiB
Go

// automatically generated by stateify.
package packet
import (
"context"
"github.com/sagernet/gvisor/pkg/state"
)
func (p *packet) StateTypeName() string {
return "pkg/tcpip/transport/packet.packet"
}
func (p *packet) StateFields() []string {
return []string{
"packetEntry",
"data",
"receivedAt",
"senderAddr",
"packetInfo",
}
}
func (p *packet) beforeSave() {}
// +checklocksignore
func (p *packet) StateSave(stateSinkObject state.Sink) {
p.beforeSave()
receivedAtValue := p.saveReceivedAt()
_ = (int64)(receivedAtValue)
stateSinkObject.SaveValue(2, receivedAtValue)
stateSinkObject.Save(0, &p.packetEntry)
stateSinkObject.Save(1, &p.data)
stateSinkObject.Save(3, &p.senderAddr)
stateSinkObject.Save(4, &p.packetInfo)
}
func (p *packet) afterLoad(context.Context) {}
// +checklocksignore
func (p *packet) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &p.packetEntry)
stateSourceObject.Load(1, &p.data)
stateSourceObject.Load(3, &p.senderAddr)
stateSourceObject.Load(4, &p.packetInfo)
stateSourceObject.LoadValue(2, new(int64), func(y any) { p.loadReceivedAt(ctx, y.(int64)) })
}
func (ep *endpoint) StateTypeName() string {
return "pkg/tcpip/transport/packet.endpoint"
}
func (ep *endpoint) StateFields() []string {
return []string{
"DefaultSocketOptionsHandler",
"stack",
"waiterQueue",
"cooked",
"ops",
"stats",
"rcvList",
"rcvBufSize",
"rcvClosed",
"rcvDisabled",
"closed",
"boundNetProto",
"boundNIC",
"lastError",
"packetMMapVersion",
"packetMMapReserve",
"packetMMapEp",
}
}
// +checklocksignore
func (ep *endpoint) StateSave(stateSinkObject state.Sink) {
ep.beforeSave()
stateSinkObject.Save(0, &ep.DefaultSocketOptionsHandler)
stateSinkObject.Save(1, &ep.stack)
stateSinkObject.Save(2, &ep.waiterQueue)
stateSinkObject.Save(3, &ep.cooked)
stateSinkObject.Save(4, &ep.ops)
stateSinkObject.Save(5, &ep.stats)
stateSinkObject.Save(6, &ep.rcvList)
stateSinkObject.Save(7, &ep.rcvBufSize)
stateSinkObject.Save(8, &ep.rcvClosed)
stateSinkObject.Save(9, &ep.rcvDisabled)
stateSinkObject.Save(10, &ep.closed)
stateSinkObject.Save(11, &ep.boundNetProto)
stateSinkObject.Save(12, &ep.boundNIC)
stateSinkObject.Save(13, &ep.lastError)
stateSinkObject.Save(14, &ep.packetMMapVersion)
stateSinkObject.Save(15, &ep.packetMMapReserve)
stateSinkObject.Save(16, &ep.packetMMapEp)
}
// +checklocksignore
func (ep *endpoint) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &ep.DefaultSocketOptionsHandler)
stateSourceObject.Load(1, &ep.stack)
stateSourceObject.Load(2, &ep.waiterQueue)
stateSourceObject.Load(3, &ep.cooked)
stateSourceObject.Load(4, &ep.ops)
stateSourceObject.Load(5, &ep.stats)
stateSourceObject.Load(6, &ep.rcvList)
stateSourceObject.Load(7, &ep.rcvBufSize)
stateSourceObject.Load(8, &ep.rcvClosed)
stateSourceObject.Load(9, &ep.rcvDisabled)
stateSourceObject.Load(10, &ep.closed)
stateSourceObject.Load(11, &ep.boundNetProto)
stateSourceObject.Load(12, &ep.boundNIC)
stateSourceObject.Load(13, &ep.lastError)
stateSourceObject.Load(14, &ep.packetMMapVersion)
stateSourceObject.Load(15, &ep.packetMMapReserve)
stateSourceObject.Load(16, &ep.packetMMapEp)
stateSourceObject.AfterLoad(func() { ep.afterLoad(ctx) })
}
func (l *packetList) StateTypeName() string {
return "pkg/tcpip/transport/packet.packetList"
}
func (l *packetList) StateFields() []string {
return []string{
"head",
"tail",
}
}
func (l *packetList) beforeSave() {}
// +checklocksignore
func (l *packetList) StateSave(stateSinkObject state.Sink) {
l.beforeSave()
stateSinkObject.Save(0, &l.head)
stateSinkObject.Save(1, &l.tail)
}
func (l *packetList) afterLoad(context.Context) {}
// +checklocksignore
func (l *packetList) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &l.head)
stateSourceObject.Load(1, &l.tail)
}
func (e *packetEntry) StateTypeName() string {
return "pkg/tcpip/transport/packet.packetEntry"
}
func (e *packetEntry) StateFields() []string {
return []string{
"next",
"prev",
}
}
func (e *packetEntry) beforeSave() {}
// +checklocksignore
func (e *packetEntry) StateSave(stateSinkObject state.Sink) {
e.beforeSave()
stateSinkObject.Save(0, &e.next)
stateSinkObject.Save(1, &e.prev)
}
func (e *packetEntry) afterLoad(context.Context) {}
// +checklocksignore
func (e *packetEntry) StateLoad(ctx context.Context, stateSourceObject state.Source) {
stateSourceObject.Load(0, &e.next)
stateSourceObject.Load(1, &e.prev)
}
func init() {
state.Register((*packet)(nil))
state.Register((*endpoint)(nil))
state.Register((*packetList)(nil))
state.Register((*packetEntry)(nil))
}