add basic auth for webapi

cmd/gost/api.yaml

@@ -0,0 +1,13 @@
+api:
+  addr: :18080
+  accesslog: true
+  pathPrefix: /api
+  auth:
+    username: gost
+    password: gost
+  auther: auther-0
+authers:
+- name: auther-0
+  auths:
+  - username: gost1
+    password: gost1

cmd/gost/config.go

@@ -4,6 +4,7 @@ import (
 	"io"
 	"os"
 
+	"github.com/go-gost/gost/pkg/api"
 	"github.com/go-gost/gost/pkg/config"
 	"github.com/go-gost/gost/pkg/config/parsing"
 	"github.com/go-gost/gost/pkg/logger"
@@ -11,8 +12,8 @@ import (
 	"github.com/go-gost/gost/pkg/service"
 )
 
-func buildService(cfg *config.Config) (services []*service.Service) {
-	if cfg == nil || len(cfg.Services) == 0 {
+func buildService(cfg *config.Config) (services []service.Servicer) {
+	if cfg == nil {
 		return
 	}
 
@@ -109,3 +110,16 @@ func logFromConfig(cfg *config.LogConfig) logger.Logger {
 
 	return logger.NewLogger(opts...)
 }
+
+func buildAPIServer(cfg *config.APIConfig) (*api.Server, error) {
+	auther := parsing.ParseAutherFromAuth(cfg.Auth)
+	if cfg.Auther != "" {
+		auther = registry.Auther().Get(cfg.Auther)
+	}
+	return api.NewServer(
+		cfg.Addr,
+		api.PathPrefixOption(cfg.PathPrefix),
+		api.AccessLogOption(cfg.AccessLog),
+		api.AutherOption(auther),
+	)
+}

cmd/gost/main.go

@@ -3,13 +3,11 @@ package main
 import (
 	"flag"
 	"fmt"
-	"net"
 	"net/http"
 	_ "net/http/pprof"
 	"os"
 	"runtime"
 
-	"github.com/go-gost/gost/pkg/api"
 	"github.com/go-gost/gost/pkg/config"
 	"github.com/go-gost/gost/pkg/logger"
 )
@@ -93,17 +91,16 @@ func main() {
 		}()
 	}
 
-	if cfg.API != nil && cfg.API.Addr != "" {
-		api.Init(cfg.API)
-		ln, err := net.Listen("tcp", cfg.API.Addr)
+	if cfg.API != nil {
+		s, err := buildAPIServer(cfg.API)
 		if err != nil {
 			log.Fatal(err)
 		}
-		defer ln.Close()
+		defer s.Close()
 
 		go func() {
-			log.Info("api server on ", ln.Addr())
-			log.Fatal(api.Run(ln))
+			log.Info("api server on ", s.Addr())
+			log.Fatal(s.Serve())
 		}()
 	}
 
@@ -111,7 +108,7 @@ func main() {
 
 	services := buildService(cfg)
 	for _, svc := range services {
-		go svc.Run()
+		go svc.Serve()
 	}
 
 	config.SetGlobal(cfg)