fix: AIT-50130, support multi addresses (#13)

Signed-off-by: tfwang <[email protected]>

Author: davidwtf

pkg/app/app.go

@@ -158,7 +158,7 @@ func (a *App) runCommand(cmd *cobra.Command, args []string) {
 		}
 	}
 
-	err := a.server.Start()
+	err := a.server.Start(cmd.Context())
 	if err != nil {
 		printError(err)
 		os.Exit(1)

pkg/server/options/server.go

@@ -3,6 +3,7 @@ package options
 import (
 	"fmt"
 	"net"
+	"strings"
 
 	"github.com/alauda/registry-auth/pkg/server"
 	"github.com/alauda/registry-auth/pkg/server/config"
@@ -53,8 +54,12 @@ func (o *ServerOptions) ApplyFlags() []error {
 	var errs []error
 
 	o.BindAddress = viper.GetString(configServerBindAddress)
-	if o.BindAddress != "" && net.ParseIP(o.BindAddress) == nil {
-		errs = append(errs, fmt.Errorf("--%s must be IP", flagServerBindAddress))
+	if o.BindAddress != "" {
+		for _, ip := range strings.Split(o.BindAddress, ",") {
+			if net.ParseIP(ip) == nil {
+				errs = append(errs, fmt.Errorf("--%s %s must be IP", flagServerBindAddress, ip))
+			}
+		}
 	}
 
 	o.Port = viper.GetInt(configServerPort)

pkg/server/server.go

@@ -10,6 +10,8 @@ import (
 	"net/url"
 	"os"
 	"os/signal"
+	"strconv"
+	"strings"
 	"syscall"
 	"time"
 
@@ -171,8 +173,19 @@ func (s *Server) ApplyToServer() error {
 	return nil
 }
 
-func (s *Server) Start() error {
-	addr := fmt.Sprintf("%s:%d", s.ServerConfig.BindAddress, s.ServerConfig.Port)
+func (s *Server) Start(ctx context.Context) error {
+	var addrs []string
+	if s.ServerConfig.BindAddress == "" {
+		addrs = append(addrs, ":"+strconv.Itoa(s.ServerConfig.Port))
+	} else {
+		for _, addr := range strings.Split(s.ServerConfig.BindAddress, ",") {
+			if ip := net.ParseIP(addr); ip != nil && ip.To4() == nil {
+				addr = "[" + addr + "]"
+			}
+			addrs = append(addrs, addr+":"+strconv.Itoa(s.ServerConfig.Port))
+		}
+	}
+
 	handler := s.Container()
 
 	connState := func(conn net.Conn, state http.ConnState) {
@@ -194,7 +207,6 @@ func (s *Server) Start() error {
 	}
 
 	if s.ServerConfig.TLSCertFile != "" && s.ServerConfig.TLSKeyFile != "" {
-
 		cert, err := tls.LoadX509KeyPair(s.ServerConfig.TLSCertFile, s.ServerConfig.TLSKeyFile)
 		if err != nil {
 			return err
@@ -212,15 +224,31 @@ func (s *Server) Start() error {
 			MinVersion:   tls.VersionTLS12,
 			Certificates: []tls.Certificate{cert},
 		}
+		for _, addr := range addrs {
+			go func(addr string) {
+				listener, err := tls.Listen("tcp", addr, &config)
+				if err != nil {
+					logger.Fatal(fmt.Sprintf("failed to listen %s, err: %v", addr, err), zap.String("func", "Start"))
+					return
+				}
 
-		listener, err := tls.Listen("tcp", addr, &config)
-		if err != nil {
-			return err
+				srv := http.Server{Handler: handler, ConnState: connState}
+				if err := srv.Serve(listener); err != nil {
+					logger.Fatal(fmt.Sprintf("failed to serve at %s, err: %v", addr, err), zap.String("func", "Start"))
+				}
+			}(addr)
+		}
+	} else {
+		for _, addr := range addrs {
+			go func(addr string) {
+				srv := http.Server{Addr: addr, Handler: handler, ConnState: connState}
+				if err := srv.ListenAndServe(); err != nil {
+					logger.Fatal(fmt.Sprintf("failed to listen and serve at %s, err: %v", addr, err), zap.String("func", "Start"))
+				}
+			}(addr)
 		}
-
-		srv := http.Server{Handler: handler, ConnState: connState}
-		return srv.Serve(listener)
 	}
-	srv := http.Server{Addr: addr, Handler: handler, ConnState: connState}
-	return srv.ListenAndServe()
+
+	<-ctx.Done()
+	return nil
 }