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Merge pull request #633 from XTLS/feature/h2-health-check

Browse source 
Add health check for h2 & gRPC
This commit is contained in:
Arthur Morgan 2021-09-08 00:52:10 +08:00 committed by GitHub
parent 73e10f0f6f 31c7141fef
commit d9d239750b
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
9 changed files with 191 additions and 87 deletions
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19
infra/conf/grpc.go
View file

@ -9,8 +9,23 @@ import (
type GRPCConfig struct {
ServiceName string `json:"serviceName" `
MultiMode bool `json:"multiMode"`
IdleTimeout int32 `json:"idle_timeout"`
HealthCheckTimeout int32 `json:"health_check_timeout"`
PermitWithoutStream bool `json:"permit_without_stream"`
}
func (g GRPCConfig) Build() (proto.Message, error) {
return &grpc.Config{ServiceName: g.ServiceName, MultiMode: g.MultiMode}, nil
func (g *GRPCConfig) Build() (proto.Message, error) {
if g.IdleTimeout <= 0 {
g.IdleTimeout = 0
}
if g.HealthCheckTimeout <= 0 {
g.HealthCheckTimeout = 0
}
return &grpc.Config{
ServiceName: g.ServiceName,
MultiMode: g.MultiMode,
IdleTimeout: g.IdleTimeout,
HealthCheckTimeout: g.HealthCheckTimeout,
PermitWithoutStream: g.PermitWithoutStream,
}, nil
}

10
infra/conf/transport_internet.go
View file

@ -181,12 +181,22 @@ func (c *WebSocketConfig) Build() (proto.Message, error) {
type HTTPConfig struct {
Host *StringList `json:"host"`
Path string `json:"path"`
ReadIdleTimeout int32 `json:"read_idle_timeout"`
HealthCheckTimeout int32 `json:"health_check_timeout"`
}
// Build implements Buildable.
func (c *HTTPConfig) Build() (proto.Message, error) {
if c.ReadIdleTimeout <= 0 {
c.ReadIdleTimeout = 0
}
if c.HealthCheckTimeout <= 0 {
c.HealthCheckTimeout = 0
}
config := &http.Config{
Path: c.Path,
IdleTimeout: c.ReadIdleTimeout,
HealthCheckTimeout: c.HealthCheckTimeout,
}
if c.Host != nil {
config.Host = []string(*c.Host)

64
transport/internet/grpc/config.pb.go
View file

@ -1,13 +1,12 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.25.0
// protoc v3.15.6
// protoc-gen-go v1.26.0
// protoc v3.17.3
// source: transport/internet/grpc/config.proto
package grpc
import (
proto "github.com/golang/protobuf/proto"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
@ -21,10 +20,6 @@ const (
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
type Config struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@ -33,6 +28,9 @@ type Config struct {
Host string `protobuf:"bytes,1,opt,name=host,proto3" json:"host,omitempty"`
ServiceName string `protobuf:"bytes,2,opt,name=service_name,json=serviceName,proto3" json:"service_name,omitempty"`
MultiMode bool `protobuf:"varint,3,opt,name=multi_mode,json=multiMode,proto3" json:"multi_mode,omitempty"`
IdleTimeout int32 `protobuf:"varint,4,opt,name=idle_timeout,json=idleTimeout,proto3" json:"idle_timeout,omitempty"`
HealthCheckTimeout int32 `protobuf:"varint,5,opt,name=health_check_timeout,json=healthCheckTimeout,proto3" json:"health_check_timeout,omitempty"`
PermitWithoutStream bool `protobuf:"varint,6,opt,name=permit_without_stream,json=permitWithoutStream,proto3" json:"permit_without_stream,omitempty"`
}
func (x *Config) Reset() {
@ -88,6 +86,27 @@ func (x *Config) GetMultiMode() bool {
return false
}
func (x *Config) GetIdleTimeout() int32 {
if x != nil {
return x.IdleTimeout
}
return 0
}
func (x *Config) GetHealthCheckTimeout() int32 {
if x != nil {
return x.HealthCheckTimeout
}
return 0
}
func (x *Config) GetPermitWithoutStream() bool {
if x != nil {
return x.PermitWithoutStream
}
return false
}
var File_transport_internet_grpc_config_proto protoreflect.FileDescriptor
var file_transport_internet_grpc_config_proto_rawDesc = []byte{
@ -95,17 +114,26 @@ var file_transport_internet_grpc_config_proto_rawDesc = []byte{
0x72, 0x6e, 0x65, 0x74, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x2f, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67,
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0x6f, 0x74, 0x6f, 0x33,
}
var (

3
transport/internet/grpc/config.proto
View file

@ -7,4 +7,7 @@ message Config {
string host = 1;
string service_name = 2;
bool multi_mode = 3;
int32 idle_timeout = 4;
int32 health_check_timeout = 5;
bool permit_without_stream = 6;
}

59
transport/internet/grpc/dial.go
View file

@ -10,6 +10,7 @@ import (
"google.golang.org/grpc/backoff"
"google.golang.org/grpc/connectivity"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/keepalive"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/net"
@ -35,8 +36,7 @@ func init() {
type dialerConf struct {
net.Destination
*internet.SocketConfig
*tls.Config
*internet.MemoryStreamConfig
}
var (
@ -47,9 +47,7 @@ var (
func dialgRPC(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (net.Conn, error) {
grpcSettings := streamSettings.ProtocolSettings.(*Config)
tlsConfig := tls.ConfigFromStreamSettings(streamSettings)
conn, err := getGrpcClient(ctx, dest, tlsConfig, streamSettings.SocketSettings)
conn, err := getGrpcClient(ctx, dest, streamSettings)
if err != nil {
return nil, newError("Cannot dial gRPC").Base(err)
@ -72,33 +70,22 @@ func dialgRPC(ctx context.Context, dest net.Destination, streamSettings *interne
return encoding.NewHunkConn(grpcService, nil), nil
}
func getGrpcClient(ctx context.Context, dest net.Destination, tlsConfig *tls.Config, sockopt *internet.SocketConfig) (*grpc.ClientConn, error) {
func getGrpcClient(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (*grpc.ClientConn, error) {
globalDialerAccess.Lock()
defer globalDialerAccess.Unlock()
if globalDialerMap == nil {
globalDialerMap = make(map[dialerConf]*grpc.ClientConn)
}
tlsConfig := tls.ConfigFromStreamSettings(streamSettings)
sockopt := streamSettings.SocketSettings
grpcSettings := streamSettings.ProtocolSettings.(*Config)
if client, found := globalDialerMap[dialerConf{dest, sockopt, tlsConfig}]; found && client.GetState() != connectivity.Shutdown {
if client, found := globalDialerMap[dialerConf{dest, streamSettings}]; found && client.GetState() != connectivity.Shutdown {
return client, nil
}
dialOption := grpc.WithInsecure()
if tlsConfig != nil {
dialOption = grpc.WithTransportCredentials(credentials.NewTLS(tlsConfig.GetTLSConfig()))
}
var grpcDestHost string
if dest.Address.Family().IsDomain() {
grpcDestHost = dest.Address.Domain()
} else {
grpcDestHost = dest.Address.IP().String()
}
conn, err := grpc.Dial(
gonet.JoinHostPort(grpcDestHost, dest.Port.String()),
dialOption,
var dialOptions = []grpc.DialOption{
grpc.WithConnectParams(grpc.ConnectParams{
Backoff: backoff.Config{
BaseDelay: 500 * time.Millisecond,
@ -132,7 +119,33 @@ func getGrpcClient(ctx context.Context, dest net.Destination, tlsConfig *tls.Con
address := net.ParseAddress(rawHost)
return internet.DialSystem(gctx, net.TCPDestination(address, port), sockopt)
}),
}
if tlsConfig != nil {
dialOptions = append(dialOptions, grpc.WithTransportCredentials(credentials.NewTLS(tlsConfig.GetTLSConfig())))
} else {
dialOptions = append(dialOptions, grpc.WithInsecure())
}
if grpcSettings.IdleTimeout > 0 || grpcSettings.HealthCheckTimeout > 0 || grpcSettings.PermitWithoutStream {
dialOptions = append(dialOptions, grpc.WithKeepaliveParams(keepalive.ClientParameters{
Time: time.Second * time.Duration(grpcSettings.IdleTimeout),
Timeout: time.Second * time.Duration(grpcSettings.HealthCheckTimeout),
PermitWithoutStream: grpcSettings.PermitWithoutStream,
}))
}
var grpcDestHost string
if dest.Address.Family().IsDomain() {
grpcDestHost = dest.Address.Domain()
} else {
grpcDestHost = dest.Address.IP().String()
}
conn, err := grpc.Dial(
gonet.JoinHostPort(grpcDestHost, dest.Port.String()),
dialOptions...,
)
globalDialerMap[dialerConf{dest, sockopt, tlsConfig}] = conn
globalDialerMap[dialerConf{dest, streamSettings}] = conn
return conn, err
}

17
transport/internet/grpc/hub.go
View file

@ -2,9 +2,11 @@ package grpc
import (
"context"
"time"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/keepalive"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/net"
@ -75,12 +77,19 @@ func Listen(ctx context.Context, address net.Address, port net.Port, settings *i
config := tls.ConfigFromStreamSettings(settings)
var options []grpc.ServerOption
var s *grpc.Server
if config == nil {
s = grpc.NewServer()
} else {
s = grpc.NewServer(grpc.Creds(credentials.NewTLS(config.GetTLSConfig(tls.WithNextProto("h2")))))
if config != nil {
options = append(options, grpc.Creds(credentials.NewTLS(config.GetTLSConfig(tls.WithNextProto("h2")))))
}
if grpcSettings.IdleTimeout > 0 || grpcSettings.HealthCheckTimeout > 0 {
options = append(options, grpc.KeepaliveParams(keepalive.ServerParameters{
Time: time.Second * time.Duration(grpcSettings.IdleTimeout),
Timeout: time.Second * time.Duration(grpcSettings.HealthCheckTimeout),
}))
}
s = grpc.NewServer(options...)
listener.s = s
if settings.SocketSettings != nil && settings.SocketSettings.AcceptProxyProtocol {

54
transport/internet/http/config.pb.go
View file

@ -1,13 +1,12 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.25.0
// protoc v3.14.0
// protoc-gen-go v1.26.0
// protoc v3.17.3
// source: transport/internet/http/config.proto
package http
import (
proto "github.com/golang/protobuf/proto"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
@ -21,10 +20,6 @@ const (
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
type Config struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@ -32,6 +27,8 @@ type Config struct {
Host []string `protobuf:"bytes,1,rep,name=host,proto3" json:"host,omitempty"`
Path string `protobuf:"bytes,2,opt,name=path,proto3" json:"path,omitempty"`
IdleTimeout int32 `protobuf:"varint,3,opt,name=idle_timeout,json=idleTimeout,proto3" json:"idle_timeout,omitempty"`
HealthCheckTimeout int32 `protobuf:"varint,4,opt,name=health_check_timeout,json=healthCheckTimeout,proto3" json:"health_check_timeout,omitempty"`
}
func (x *Config) Reset() {
@ -80,6 +77,20 @@ func (x *Config) GetPath() string {
return ""
}
func (x *Config) GetIdleTimeout() int32 {
if x != nil {
return x.IdleTimeout
}
return 0
}
func (x *Config) GetHealthCheckTimeout() int32 {
if x != nil {
return x.HealthCheckTimeout
}
return 0
}
var File_transport_internet_http_config_proto protoreflect.FileDescriptor
var file_transport_internet_http_config_proto_rawDesc = []byte{
@ -87,18 +98,23 @@ var file_transport_internet_http_config_proto_rawDesc = []byte{
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}
var (

2
transport/internet/http/config.proto
View file

@ -9,4 +9,6 @@ option java_multiple_files = true;
message Config {
repeated string host = 1;
string path = 2;
int32 idle_timeout = 3;
int32 health_check_timeout = 4;
}

30
transport/internet/http/dialer.go
View file

@ -6,6 +6,7 @@ import (
"net/http"
"net/url"
"sync"
"time"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/buf"
@ -20,8 +21,7 @@ import (
type dialerConf struct {
net.Destination
*internet.SocketConfig
*tls.Config
*internet.MemoryStreamConfig
}
var (
@ -29,7 +29,7 @@ var (
globalDialerAccess sync.Mutex
)
func getHTTPClient(ctx context.Context, dest net.Destination, tlsSettings *tls.Config, sockopt *internet.SocketConfig) (*http.Client, error) {
func getHTTPClient(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (*http.Client, error) {
globalDialerAccess.Lock()
defer globalDialerAccess.Unlock()
@ -37,7 +37,14 @@ func getHTTPClient(ctx context.Context, dest net.Destination, tlsSettings *tls.C
globalDialerMap = make(map[dialerConf]*http.Client)
}
if client, found := globalDialerMap[dialerConf{dest, sockopt, tlsSettings}]; found {
httpSettings := streamSettings.ProtocolSettings.(*Config)
tlsConfig := tls.ConfigFromStreamSettings(streamSettings)
if tlsConfig == nil {
return nil, newError("TLS must be enabled for http transport.").AtWarning()
}
sockopt := streamSettings.SocketSettings
if client, found := globalDialerMap[dialerConf{dest, streamSettings}]; found {
return client, nil
}
@ -86,25 +93,26 @@ func getHTTPClient(ctx context.Context, dest net.Destination, tlsSettings *tls.C
}
return cn, nil
},
TLSClientConfig: tlsSettings.GetTLSConfig(tls.WithDestination(dest)),
TLSClientConfig: tlsConfig.GetTLSConfig(tls.WithDestination(dest)),
}
if httpSettings.IdleTimeout > 0 || httpSettings.HealthCheckTimeout > 0 {
transport.ReadIdleTimeout = time.Second * time.Duration(httpSettings.IdleTimeout)
transport.PingTimeout = time.Second * time.Duration(httpSettings.HealthCheckTimeout)
}
client := &http.Client{
Transport: transport,
}
globalDialerMap[dialerConf{dest, sockopt, tlsSettings}] = client
globalDialerMap[dialerConf{dest, streamSettings}] = client
return client, nil
}
// Dial dials a new TCP connection to the given destination.
func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (internet.Connection, error) {
httpSettings := streamSettings.ProtocolSettings.(*Config)
tlsConfig := tls.ConfigFromStreamSettings(streamSettings)
if tlsConfig == nil {
return nil, newError("TLS must be enabled for http transport.").AtWarning()
}
client, err := getHTTPClient(ctx, dest, tlsConfig, streamSettings.SocketSettings)
client, err := getHTTPClient(ctx, dest, streamSettings)
if err != nil {
return nil, err
}