add custom endpoints configuration for package grpcx (#2625)

contrib/rpc/grpcx/grpcx_grpc_server.go

@@ -262,10 +262,14 @@ func (s *GrpcServer) GetListenedPort() int {
 
 func (s *GrpcServer) calculateListenedEndpoints(ctx context.Context) gsvc.Endpoints {
 	var (
-		configAddr = s.config.Address
-		endpoints  = make(gsvc.Endpoints, 0)
+		configAddr  = s.config.Address
+		endpoints   = make(gsvc.Endpoints, 0)
+		configAddrs = s.config.Endpoints
 	)
-	for _, address := range gstr.SplitAndTrim(configAddr, ",") {
+	if len(configAddrs) == 0 {
+		configAddrs = gstr.SplitAndTrim(configAddr, ",")
+	}
+	for _, address := range configAddrs {
 		var (
 			addrArray     = gstr.Split(address, ":")
 			listenedIps   []string

contrib/rpc/grpcx/grpcx_grpc_server_config.go

@@ -28,6 +28,7 @@ type GrpcServerConfig struct {
 	ErrorLogPattern  string              // (optional) ErrorLogPattern specifies the error log file pattern like: error-{Ymd}.log
 	AccessLogEnabled bool                // (optional) AccessLogEnabled enables access logging content to file.
 	AccessLogPattern string              // (optional) AccessLogPattern specifies the error log file pattern like: access-{Ymd}.log
+	Endpoints        []string            // (optional) Address for server register if null use Address value.
 	Options          []grpc.ServerOption // (optional) GRPC Server options.
 }
 

contrib/rpc/grpcx/grpcx_grpc_server_config_test.go

@@ -0,0 +1,36 @@
+package grpcx
+
+import (
+	"testing"
+
+	"github.com/gogf/gf/v2/test/gtest"
+)
+
+func Test_Grpcx_Grpc_Server_Config(t *testing.T) {
+	cfg := Server.NewConfig()
+	addr := "10.0.0.29:80"
+	cfg.Endpoints = []string{
+		addr,
+	}
+	// cfg set one endpoint
+	gtest.C(t, func(t *gtest.T) {
+		s := Server.New(cfg)
+		s.doServiceRegister()
+		for _, svc := range s.services {
+			t.Assert(svc.GetEndpoints().String(), addr)
+		}
+	})
+	// cfg set more endpoints
+	addr = "10.0.0.29:80,10.0.0.29:81"
+	cfg.Endpoints = []string{
+		"10.0.0.29:80",
+		"10.0.0.29:81",
+	}
+	gtest.C(t, func(t *gtest.T) {
+		s := Server.New(cfg)
+		s.doServiceRegister()
+		for _, svc := range s.services {
+			t.Assert(svc.GetEndpoints().String(), addr)
+		}
+	})
+}