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mirror of https://github.com/v2fly/v2ray-core.git synced 2024-12-22 01:57:12 -05:00

space with context

This commit is contained in:
v2ray 2015-12-10 23:55:39 +01:00
parent 5b3e84ede6
commit 46ab9c45cc
7 changed files with 105 additions and 23 deletions

View File

@ -8,3 +8,21 @@ type DnsCache interface {
Get(domain string) net.IP
Add(domain string, ip net.IP)
}
type DnsCacheWithContext interface {
Get(context Context, domain string) net.IP
Add(contaxt Context, domain string, ip net.IP)
}
type contextedDnsCache struct {
context Context
dnsCache DnsCacheWithContext
}
func (this *contextedDnsCache) Get(domain string) net.IP {
return this.dnsCache.Get(this.context, domain)
}
func (this *contextedDnsCache) Add(domain string, ip net.IP) {
this.dnsCache.Add(this.context, domain, ip)
}

View File

@ -4,6 +4,8 @@ import (
"net"
"sync"
"time"
"github.com/v2ray/v2ray-core/app"
)
type entry struct {
@ -37,7 +39,8 @@ type DnsCache struct {
func NewCache(config CacheConfig) *DnsCache {
cache := &DnsCache{
cache: make(map[string]*entry),
cache: make(map[string]*entry),
config: config,
}
go cache.cleanup()
return cache
@ -64,7 +67,7 @@ func (this *DnsCache) cleanup() {
}
}
func (this *DnsCache) Add(domain string, ip net.IP) {
func (this *DnsCache) Add(context app.Context, domain string, ip net.IP) {
this.RLock()
entry, found := this.cache[domain]
this.RUnlock()
@ -78,7 +81,7 @@ func (this *DnsCache) Add(domain string, ip net.IP) {
}
}
func (this *DnsCache) Get(domain string) net.IP {
func (this *DnsCache) Get(context app.Context, domain string) net.IP {
this.RLock()
entry, found := this.cache[domain]
this.RUnlock()

View File

@ -5,6 +5,7 @@ import (
"testing"
"github.com/v2ray/v2ray-core/app/dns"
apptesting "github.com/v2ray/v2ray-core/app/testing"
netassert "github.com/v2ray/v2ray-core/common/net/testing/assert"
v2testing "github.com/v2ray/v2ray-core/testing"
)
@ -14,10 +15,10 @@ func TestDnsAdd(t *testing.T) {
domain := "v2ray.com"
cache := dns.NewCache(nil)
ip := cache.Get(domain)
ip := cache.Get(&apptesting.Context{}, domain)
netassert.IP(ip).IsNil()
cache.Add(domain, []byte{1, 2, 3, 4})
ip = cache.Get(domain)
cache.Add(&apptesting.Context{}, domain, []byte{1, 2, 3, 4})
ip = cache.Get(&apptesting.Context{}, domain)
netassert.IP(ip).Equals(net.IP([]byte{1, 2, 3, 4}))
}

View File

@ -9,3 +9,16 @@ import (
type PacketDispatcher interface {
DispatchToOutbound(packet v2net.Packet) ray.InboundRay
}
type PacketDispatcherWithContext interface {
DispatchToOutbound(context Context, packet v2net.Packet) ray.InboundRay
}
type contextedPacketDispatcher struct {
context Context
packetDispatcher PacketDispatcherWithContext
}
func (this *contextedPacketDispatcher) DispatchToOutbound(packet v2net.Packet) ray.InboundRay {
return this.packetDispatcher.DispatchToOutbound(this.context, packet)
}

View File

@ -1,22 +1,60 @@
package app
type Context interface {
CallerTag() string
}
type contextImpl struct {
callerTag string
}
func (this *contextImpl) CallerTag() string {
return this.callerTag
}
type SpaceController struct {
packetDispatcher PacketDispatcherWithContext
dnsCache DnsCacheWithContext
}
func NewSpaceController() *SpaceController {
return new(SpaceController)
}
func (this *SpaceController) Bind(object interface{}) {
if packetDispatcher, ok := object.(PacketDispatcherWithContext); ok {
this.packetDispatcher = packetDispatcher
}
if dnsCache, ok := object.(DnsCacheWithContext); ok {
this.dnsCache = dnsCache
}
}
func (this *SpaceController) ForContext(tag string) *Space {
return newSpace(this, &contextImpl{callerTag: tag})
}
type Space struct {
packetDispatcher PacketDispatcher
dnsCache DnsCache
}
func NewSpace() *Space {
return new(Space)
}
func (this *Space) Bind(object interface{}) {
if packetDispatcher, ok := object.(PacketDispatcher); ok {
this.packetDispatcher = packetDispatcher
func newSpace(controller *SpaceController, context Context) *Space {
space := new(Space)
if controller.packetDispatcher != nil {
space.packetDispatcher = &contextedPacketDispatcher{
context: context,
packetDispatcher: controller.packetDispatcher,
}
}
if dnsCache, ok := object.(DnsCache); ok {
this.dnsCache = dnsCache
if controller.dnsCache != nil {
space.dnsCache = &contextedDnsCache{
context: context,
dnsCache: controller.dnsCache,
}
}
return space
}
func (this *Space) HasPacketDispatcher() bool {

9
app/testing/space.go Normal file
View File

@ -0,0 +1,9 @@
package testing
type Context struct {
CallerTagValue string
}
func (this *Context) CallerTag() string {
return this.CallerTagValue
}

View File

@ -22,7 +22,7 @@ type Point struct {
idh []*InboundDetourHandler
odh map[string]connhandler.OutboundConnectionHandler
router router.Router
space *app.Space
space *app.SpaceController
}
// NewPoint returns a new Point server based on given configuration.
@ -50,7 +50,7 @@ func NewPoint(pConfig PointConfig) (*Point, error) {
log.SetLogLevel(logConfig.LogLevel())
}
vpoint.space = app.NewSpace()
vpoint.space = app.NewSpaceController()
vpoint.space.Bind(vpoint)
ichFactory := connhandler.GetInboundConnectionHandlerFactory(pConfig.InboundConfig().Protocol())
@ -59,7 +59,7 @@ func NewPoint(pConfig PointConfig) (*Point, error) {
return nil, BadConfiguration
}
ichConfig := pConfig.InboundConfig().Settings()
ich, err := ichFactory.Create(vpoint.space, ichConfig)
ich, err := ichFactory.Create(vpoint.space.ForContext("vpoint-default-inbound"), ichConfig)
if err != nil {
log.Error("Failed to create inbound connection handler: %v", err)
return nil, err
@ -72,7 +72,7 @@ func NewPoint(pConfig PointConfig) (*Point, error) {
return nil, BadConfiguration
}
ochConfig := pConfig.OutboundConfig().Settings()
och, err := ochFactory.Create(vpoint.space, ochConfig)
och, err := ochFactory.Create(vpoint.space.ForContext("vpoint-default-outbound"), ochConfig)
if err != nil {
log.Error("Failed to create outbound connection handler: %v", err)
return nil, err
@ -84,7 +84,7 @@ func NewPoint(pConfig PointConfig) (*Point, error) {
vpoint.idh = make([]*InboundDetourHandler, len(detours))
for idx, detourConfig := range detours {
detourHandler := &InboundDetourHandler{
space: vpoint.space,
space: vpoint.space.ForContext(detourConfig.Tag()),
config: detourConfig,
}
err := detourHandler.Initialize()
@ -104,7 +104,7 @@ func NewPoint(pConfig PointConfig) (*Point, error) {
log.Error("Unknown detour outbound connection handler factory %s", detourConfig.Protocol())
return nil, BadConfiguration
}
detourHandler, err := detourFactory.Create(vpoint.space, detourConfig.Settings())
detourHandler, err := detourFactory.Create(vpoint.space.ForContext(detourConfig.Tag()), detourConfig.Settings())
if err != nil {
log.Error("Failed to create detour outbound connection handler: %v", err)
return nil, err
@ -159,7 +159,7 @@ func (this *Point) Start() error {
// Dispatches a Packet to an OutboundConnection.
// The packet will be passed through the router (if configured), and then sent to an outbound
// connection with matching tag.
func (this *Point) DispatchToOutbound(packet v2net.Packet) ray.InboundRay {
func (this *Point) DispatchToOutbound(context app.Context, packet v2net.Packet) ray.InboundRay {
direct := ray.NewRay()
dest := packet.Destination()