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mirror of https://github.com/v2fly/v2ray-core.git synced 2024-06-10 18:00:43 +00:00

implement inbound connection handler manager in point

This commit is contained in:
v2ray 2016-01-21 01:40:52 +01:00
parent 23b6b987ca
commit 51695df239
6 changed files with 129 additions and 75 deletions

View File

@ -32,7 +32,7 @@ const (
type InboundDetourAllocationConfig struct {
Strategy string // Allocation strategy of this inbound detour.
Concurrency int // Number of handlers (ports) running in parallel.
Refresh int // Number of seconds before a handler is regenerated.
Refresh int // Number of minutes before a handler is regenerated.
}
type InboundDetourConfig struct {

View File

@ -13,6 +13,10 @@ import (
v2net "github.com/v2ray/v2ray-core/common/net"
)
const (
DefaultRefreshMinute = int(9999)
)
func (this *Config) UnmarshalJSON(data []byte) error {
type JsonConfig struct {
Port v2net.Port `json:"port"` // Port of this Point server.
@ -82,7 +86,7 @@ func (this *InboundDetourAllocationConfig) UnmarshalJSON(data []byte) error {
type JsonInboundDetourAllocationConfig struct {
Strategy string `json:"strategy"`
Concurrency int `json:"concurrency"`
RefreshSec int `json:"refresh"`
RefreshMin int `json:"refresh"`
}
jsonConfig := new(JsonInboundDetourAllocationConfig)
if err := json.Unmarshal(data, jsonConfig); err != nil {
@ -90,7 +94,10 @@ func (this *InboundDetourAllocationConfig) UnmarshalJSON(data []byte) error {
}
this.Strategy = jsonConfig.Strategy
this.Concurrency = jsonConfig.Concurrency
this.Refresh = jsonConfig.RefreshSec
this.Refresh = jsonConfig.RefreshMin
if this.Refresh == 0 {
this.Refresh = DefaultRefreshMinute
}
return nil
}
@ -115,6 +122,12 @@ func (this *InboundDetourConfig) UnmarshalJSON(data []byte) error {
this.Settings = jsonConfig.Settings
this.Tag = jsonConfig.Tag
this.Allocation = jsonConfig.Allocation
if this.Allocation == nil {
this.Allocation = &InboundDetourAllocationConfig{
Strategy: AllocationStrategyAlways,
Refresh: DefaultRefreshMinute,
}
}
return nil
}

View File

@ -1,64 +1,11 @@
package point
import (
"github.com/v2ray/v2ray-core/app"
"github.com/v2ray/v2ray-core/common/log"
v2net "github.com/v2ray/v2ray-core/common/net"
"github.com/v2ray/v2ray-core/common/retry"
"github.com/v2ray/v2ray-core/proxy"
proxyrepo "github.com/v2ray/v2ray-core/proxy/repo"
)
type InboundConnectionHandlerWithPort struct {
port v2net.Port
handler proxy.InboundConnectionHandler
}
// Handler for inbound detour connections.
type InboundDetourHandler struct {
space app.Space
config *InboundDetourConfig
ich []*InboundConnectionHandlerWithPort
}
func (this *InboundDetourHandler) Initialize() error {
ports := this.config.PortRange
this.ich = make([]*InboundConnectionHandlerWithPort, 0, ports.To-ports.From+1)
for i := ports.From; i <= ports.To; i++ {
ichConfig := this.config.Settings
ich, err := proxyrepo.CreateInboundConnectionHandler(this.config.Protocol, this.space, ichConfig)
if err != nil {
log.Error("Failed to create inbound connection handler: ", err)
return err
}
this.ich = append(this.ich, &InboundConnectionHandlerWithPort{
port: i,
handler: ich,
})
}
return nil
}
func (this *InboundDetourHandler) Close() {
for _, ich := range this.ich {
ich.handler.Close()
}
}
// Starts the inbound connection handler.
func (this *InboundDetourHandler) Start() error {
for _, ich := range this.ich {
err := retry.Timed(100 /* times */, 100 /* ms */).On(func() error {
err := ich.handler.Listen(ich.port)
if err != nil {
log.Error("Failed to start inbound detour on port ", ich.port, ": ", err)
return err
}
return nil
})
if err != nil {
return err
}
}
return nil
type InboundDetourHandler interface {
Start() error
Close()
GetConnectionHandler() (proxy.InboundConnectionHandler, int)
}

View File

@ -0,0 +1,76 @@
package point
import (
"math/rand"
"github.com/v2ray/v2ray-core/app"
"github.com/v2ray/v2ray-core/common/log"
v2net "github.com/v2ray/v2ray-core/common/net"
"github.com/v2ray/v2ray-core/common/retry"
"github.com/v2ray/v2ray-core/proxy"
proxyrepo "github.com/v2ray/v2ray-core/proxy/repo"
)
type InboundConnectionHandlerWithPort struct {
port v2net.Port
handler proxy.InboundConnectionHandler
}
// Handler for inbound detour connections.
type InboundDetourHandlerAlways struct {
space app.Space
config *InboundDetourConfig
ich []*InboundConnectionHandlerWithPort
}
func NewInboundDetourHandlerAlways(space app.Space, config *InboundDetourConfig) (*InboundDetourHandlerAlways, error) {
handler := &InboundDetourHandlerAlways{
space: space,
config: config,
}
ports := config.PortRange
handler.ich = make([]*InboundConnectionHandlerWithPort, 0, ports.To-ports.From+1)
for i := ports.From; i <= ports.To; i++ {
ichConfig := config.Settings
ich, err := proxyrepo.CreateInboundConnectionHandler(config.Protocol, space, ichConfig)
if err != nil {
log.Error("Failed to create inbound connection handler: ", err)
return nil, err
}
handler.ich = append(handler.ich, &InboundConnectionHandlerWithPort{
port: i,
handler: ich,
})
}
return handler, nil
}
func (this *InboundDetourHandlerAlways) GetConnectionHandler() (proxy.InboundConnectionHandler, int) {
idx := rand.Intn(len(this.ich))
ich := this.ich[idx]
return ich.handler, this.config.Allocation.Refresh
}
func (this *InboundDetourHandlerAlways) Close() {
for _, ich := range this.ich {
ich.handler.Close()
}
}
// Starts the inbound connection handler.
func (this *InboundDetourHandlerAlways) Start() error {
for _, ich := range this.ich {
err := retry.Timed(100 /* times */, 100 /* ms */).On(func() error {
err := ich.handler.Listen(ich.port)
if err != nil {
log.Error("Failed to start inbound detour on port ", ich.port, ": ", err)
return err
}
return nil
})
if err != nil {
return err
}
}
return nil
}

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@ -0,0 +1,3 @@
package point
import ()

View File

@ -18,13 +18,14 @@ import (
// Point shell of V2Ray.
type Point struct {
port v2net.Port
ich proxy.InboundConnectionHandler
och proxy.OutboundConnectionHandler
idh []*InboundDetourHandler
odh map[string]proxy.OutboundConnectionHandler
router router.Router
space *controller.SpaceController
port v2net.Port
ich proxy.InboundConnectionHandler
och proxy.OutboundConnectionHandler
idh []InboundDetourHandler
taggedIdh map[string]InboundDetourHandler
odh map[string]proxy.OutboundConnectionHandler
router router.Router
space *controller.SpaceController
}
// NewPoint returns a new Point server based on given configuration.
@ -71,19 +72,29 @@ func NewPoint(pConfig *Config) (*Point, error) {
}
vpoint.och = och
vpoint.taggedIdh = make(map[string]InboundDetourHandler)
detours := pConfig.InboundDetours
if len(detours) > 0 {
vpoint.idh = make([]*InboundDetourHandler, len(detours))
vpoint.idh = make([]InboundDetourHandler, len(detours))
for idx, detourConfig := range detours {
detourHandler := &InboundDetourHandler{
space: vpoint.space.ForContext(detourConfig.Tag),
config: detourConfig,
}
err := detourHandler.Initialize()
if err != nil {
return nil, err
allocConfig := detourConfig.Allocation
var detourHandler InboundDetourHandler
switch allocConfig.Strategy {
case AllocationStrategyAlways:
dh, err := NewInboundDetourHandlerAlways(vpoint.space.ForContext(detourConfig.Tag), detourConfig)
if err != nil {
log.Error("Point: Failed to create detour handler: ", err)
return nil, BadConfiguration
}
detourHandler = dh
default:
log.Error("Point: Unknown allocation strategy: ", allocConfig.Strategy)
return nil, BadConfiguration
}
vpoint.idh[idx] = detourHandler
if len(detourConfig.Tag) > 0 {
vpoint.taggedIdh[detourConfig.Tag] = detourHandler
}
}
}
@ -193,3 +204,7 @@ func (this *Point) FilterPacketAndDispatch(packet v2net.Packet, link ray.Outboun
dispatcher.Dispatch(packet, link)
}
func (this *Point) GetHandler(tag string) (proxy.InboundConnectionHandler, int) {
return nil, 0
}