separate ssu from ss

This commit is contained in:
ginuerzh
2021-11-19 15:48:03 +08:00
parent 8185d1124f
commit c5df25e84d
11 changed files with 361 additions and 556 deletions

View File

@ -1,227 +0,0 @@
package main
import (
"io"
"os"
"strings"
"github.com/go-gost/gost/pkg/bypass"
"github.com/go-gost/gost/pkg/chain"
"github.com/go-gost/gost/pkg/config"
"github.com/go-gost/gost/pkg/connector"
"github.com/go-gost/gost/pkg/dialer"
"github.com/go-gost/gost/pkg/handler"
"github.com/go-gost/gost/pkg/listener"
"github.com/go-gost/gost/pkg/logger"
"github.com/go-gost/gost/pkg/metadata"
"github.com/go-gost/gost/pkg/registry"
"github.com/go-gost/gost/pkg/service"
)
var (
chains = make(map[string]*chain.Chain)
bypasses = make(map[string]bypass.Bypass)
)
func buildService(cfg *config.Config) (services []*service.Service) {
if cfg == nil || len(cfg.Services) == 0 {
return
}
for _, bypassCfg := range cfg.Bypasses {
bypasses[bypassCfg.Name] = bypassFromConfig(bypassCfg)
}
for _, chainCfg := range cfg.Chains {
chains[chainCfg.Name] = chainFromConfig(chainCfg)
}
for _, svc := range cfg.Services {
serviceLogger := log.WithFields(map[string]interface{}{
"service": svc.Name,
})
listenerLogger := serviceLogger.WithFields(map[string]interface{}{
"kind": "listener",
"type": svc.Listener.Type,
})
ln := registry.GetListener(svc.Listener.Type)(
listener.AddrOption(svc.Addr),
listener.LoggerOption(listenerLogger),
)
cln, chainable := ln.(listener.Chainable)
if chainable {
cln.Chain(chains[svc.Chain])
}
if err := ln.Init(metadata.MapMetadata(svc.Listener.Metadata)); err != nil {
listenerLogger.Fatal("init: ", err)
}
handlerLogger := serviceLogger.WithFields(map[string]interface{}{
"kind": "handler",
"type": svc.Handler.Type,
})
h := registry.GetHandler(svc.Handler.Type)(
handler.ChainOption(chains[svc.Chain]),
handler.BypassOption(bypasses[svc.Bypass]),
handler.LoggerOption(handlerLogger),
)
if forwarder, ok := h.(handler.Forwarder); ok {
chain := chains[svc.Chain]
if chainable {
chain = nil
}
forwarder.Forward(forwarderFromConfig(svc.Forwarder), chain)
}
if err := h.Init(metadata.MapMetadata(svc.Handler.Metadata)); err != nil {
handlerLogger.Fatal("init: ", err)
}
s := (&service.Service{}).
WithListener(ln).
WithHandler(h).
WithLogger(serviceLogger)
services = append(services, s)
serviceLogger.Info("listening on: ", s.Addr())
}
return
}
func chainFromConfig(cfg *config.ChainConfig) *chain.Chain {
if cfg == nil {
return nil
}
c := &chain.Chain{}
selector := selectorFromConfig(cfg.Selector)
for _, hop := range cfg.Hops {
group := &chain.NodeGroup{}
for _, v := range hop.Nodes {
connectorLogger := log.WithFields(map[string]interface{}{
"kind": "connector",
"type": v.Connector.Type,
"hop": hop.Name,
"node": v.Name,
})
cr := registry.GetConnector(v.Connector.Type)(
connector.LoggerOption(connectorLogger),
)
if err := cr.Init(metadata.MapMetadata(v.Connector.Metadata)); err != nil {
connectorLogger.Fatal("init: ", err)
}
dialerLogger := log.WithFields(map[string]interface{}{
"kind": "dialer",
"type": v.Dialer.Type,
"hop": hop.Name,
"node": v.Name,
})
d := registry.GetDialer(v.Dialer.Type)(
dialer.LoggerOption(dialerLogger),
)
if err := d.Init(metadata.MapMetadata(v.Dialer.Metadata)); err != nil {
dialerLogger.Fatal("init: ", err)
}
tr := (&chain.Transport{}).
WithConnector(cr).
WithDialer(d)
node := chain.NewNode(v.Name, v.Addr).
WithTransport(tr).
WithBypass(bypasses[v.Bypass])
group.AddNode(node)
}
sel := selector
if s := selectorFromConfig(hop.Selector); s != nil {
sel = s
}
group.WithSelector(sel)
c.AddNodeGroup(group)
}
return c
}
func logFromConfig(cfg *config.LogConfig) logger.Logger {
if cfg == nil {
cfg = &config.LogConfig{}
}
opts := []logger.LoggerOption{
logger.FormatLoggerOption(logger.LogFormat(cfg.Format)),
logger.LevelLoggerOption(logger.LogLevel(cfg.Level)),
}
var out io.Writer = os.Stderr
switch cfg.Output {
case "stdout", "":
out = os.Stdout
case "stderr":
out = os.Stderr
default:
f, err := os.OpenFile(cfg.Output, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
if err != nil {
log.Warnf("log", err)
} else {
out = f
}
}
opts = append(opts, logger.OutputLoggerOption(out))
return logger.NewLogger(opts...)
}
func selectorFromConfig(cfg *config.SelectorConfig) chain.Selector {
if cfg == nil {
return nil
}
var strategy chain.Strategy
switch cfg.Strategy {
case "round":
strategy = chain.RoundRobinStrategy()
case "random":
strategy = chain.RandomStrategy()
case "fifo":
strategy = chain.FIFOStrategy()
default:
strategy = chain.RoundRobinStrategy()
}
return chain.NewSelector(
strategy,
chain.InvalidFilter(),
chain.FailFilter(cfg.MaxFails, cfg.FailTimeout),
)
}
func bypassFromConfig(cfg *config.BypassConfig) bypass.Bypass {
if cfg == nil {
return nil
}
return bypass.NewBypassPatterns(cfg.Reverse, cfg.Matchers...)
}
func forwarderFromConfig(cfg *config.ForwarderConfig) *chain.NodeGroup {
if cfg == nil || len(cfg.Targets) == 0 {
return nil
}
group := &chain.NodeGroup{}
for _, target := range cfg.Targets {
if v := strings.TrimSpace(target); v != "" {
group.AddNode(chain.NewNode(target, target))
}
}
return group.WithSelector(selectorFromConfig(cfg.Selector))
}

View File

@ -6,6 +6,7 @@ import (
_ "github.com/go-gost/gost/pkg/connector/socks/v4"
_ "github.com/go-gost/gost/pkg/connector/socks/v5"
_ "github.com/go-gost/gost/pkg/connector/ss"
_ "github.com/go-gost/gost/pkg/connector/ss/udp"
// Register dialers
_ "github.com/go-gost/gost/pkg/dialer/tcp"
@ -18,6 +19,7 @@ import (
_ "github.com/go-gost/gost/pkg/handler/socks/v4"
_ "github.com/go-gost/gost/pkg/handler/socks/v5"
_ "github.com/go-gost/gost/pkg/handler/ss"
_ "github.com/go-gost/gost/pkg/handler/ss/udp"
// Register listeners
_ "github.com/go-gost/gost/pkg/listener/ftcp"