From dc18f7cadb7408977c22092faaa60a114d273503 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Thu, 1 Jul 2021 23:56:38 +0800
Subject: [PATCH 01/13] add more test case

---
 .../dubbogo/simple/body/test/pixiu_test.go    |  36 ++-
 .../simple/mix/docker/docker-compose.yml      |  27 ++
 .../simple/mix/{ => pixiu}/api_config.yaml    |   0
 .../dubbogo/simple/mix/{ => pixiu}/conf.yaml  |   0
 .../dubbogo/simple/mix/server/app/server.go   |  74 +++++
 samples/dubbogo/simple/mix/server/app/user.go | 270 ++++++++++++++++++
 .../dubbogo/simple/mix/server/app/version.go  |  21 ++
 .../simple/mix/server/profiles/dev/log.yml    |  45 +++
 .../simple/mix/server/profiles/dev/server.yml |  73 +++++
 .../mix/server/profiles/release/log.yml       |  45 +++
 .../mix/server/profiles/release/server.yml    |  77 +++++
 .../simple/mix/server/profiles/test/log.yml   |  45 +++
 .../mix/server/profiles/test/server.yml       |  76 +++++
 samples/dubbogo/simple/mix/test/pixiu_test.go |  66 +++++
 .../simple/proxy/docker/docker-compose.yml    |  27 ++
 .../simple/proxy/{ => pixiu}/api_config.yaml  |   0
 .../simple/proxy/{ => pixiu}/conf.yaml        |   0
 .../dubbogo/simple/proxy/server/app/server.go |  74 +++++
 .../dubbogo/simple/proxy/server/app/user.go   | 270 ++++++++++++++++++
 .../simple/proxy/server/app/version.go        |  21 ++
 .../simple/proxy/server/profiles/dev/log.yml  |  45 +++
 .../proxy/server/profiles/dev/server.yml      |  73 +++++
 .../proxy/server/profiles/release/log.yml     |  45 +++
 .../proxy/server/profiles/release/server.yml  |  77 +++++
 .../simple/proxy/server/profiles/test/log.yml |  45 +++
 .../proxy/server/profiles/test/server.yml     |  76 +++++
 .../dubbogo/simple/proxy/test/pixiu_test.go   |  68 +++++
 .../simple/query/docker/docker-compose.yml    |  27 ++
 .../simple/query/{ => pixiu}/api_config.yaml  |   0
 .../simple/query/{ => pixiu}/conf.yaml        |   0
 .../dubbogo/simple/query/server/app/server.go |  74 +++++
 .../dubbogo/simple/query/server/app/user.go   | 270 ++++++++++++++++++
 .../simple/query/server/app/version.go        |  21 ++
 .../simple/query/server/profiles/dev/log.yml  |  45 +++
 .../query/server/profiles/dev/server.yml      |  73 +++++
 .../query/server/profiles/release/log.yml     |  45 +++
 .../query/server/profiles/release/server.yml  |  77 +++++
 .../simple/query/server/profiles/test/log.yml |  45 +++
 .../query/server/profiles/test/server.yml     |  76 +++++
 .../dubbogo/simple/query/test/pixiu_test.go   |  61 ++++
 .../simple/uri/docker/docker-compose.yml      |  27 ++
 .../dubbogo/simple/uri/pixiu/api_config.yaml  |  98 +++++++
 samples/dubbogo/simple/uri/pixiu/conf.yaml    |  47 +++
 .../dubbogo/simple/uri/server/app/server.go   |  74 +++++
 samples/dubbogo/simple/uri/server/app/user.go | 270 ++++++++++++++++++
 .../dubbogo/simple/uri/server/app/version.go  |  21 ++
 .../simple/uri/server/profiles/dev/log.yml    |  45 +++
 .../simple/uri/server/profiles/dev/server.yml |  73 +++++
 .../uri/server/profiles/release/log.yml       |  45 +++
 .../uri/server/profiles/release/server.yml    |  77 +++++
 .../simple/uri/server/profiles/test/log.yml   |  45 +++
 .../uri/server/profiles/test/server.yml       |  76 +++++
 samples/dubbogo/simple/uri/test/pixiu_test.go |  61 ++++
 53 files changed, 3445 insertions(+), 4 deletions(-)
 create mode 100644 samples/dubbogo/simple/mix/docker/docker-compose.yml
 rename samples/dubbogo/simple/mix/{ => pixiu}/api_config.yaml (100%)
 rename samples/dubbogo/simple/mix/{ => pixiu}/conf.yaml (100%)
 create mode 100644 samples/dubbogo/simple/mix/server/app/server.go
 create mode 100644 samples/dubbogo/simple/mix/server/app/user.go
 create mode 100644 samples/dubbogo/simple/mix/server/app/version.go
 create mode 100644 samples/dubbogo/simple/mix/server/profiles/dev/log.yml
 create mode 100644 samples/dubbogo/simple/mix/server/profiles/dev/server.yml
 create mode 100644 samples/dubbogo/simple/mix/server/profiles/release/log.yml
 create mode 100644 samples/dubbogo/simple/mix/server/profiles/release/server.yml
 create mode 100644 samples/dubbogo/simple/mix/server/profiles/test/log.yml
 create mode 100644 samples/dubbogo/simple/mix/server/profiles/test/server.yml
 create mode 100644 samples/dubbogo/simple/mix/test/pixiu_test.go
 create mode 100644 samples/dubbogo/simple/proxy/docker/docker-compose.yml
 rename samples/dubbogo/simple/proxy/{ => pixiu}/api_config.yaml (100%)
 rename samples/dubbogo/simple/proxy/{ => pixiu}/conf.yaml (100%)
 create mode 100644 samples/dubbogo/simple/proxy/server/app/server.go
 create mode 100644 samples/dubbogo/simple/proxy/server/app/user.go
 create mode 100644 samples/dubbogo/simple/proxy/server/app/version.go
 create mode 100644 samples/dubbogo/simple/proxy/server/profiles/dev/log.yml
 create mode 100644 samples/dubbogo/simple/proxy/server/profiles/dev/server.yml
 create mode 100644 samples/dubbogo/simple/proxy/server/profiles/release/log.yml
 create mode 100644 samples/dubbogo/simple/proxy/server/profiles/release/server.yml
 create mode 100644 samples/dubbogo/simple/proxy/server/profiles/test/log.yml
 create mode 100644 samples/dubbogo/simple/proxy/server/profiles/test/server.yml
 create mode 100644 samples/dubbogo/simple/proxy/test/pixiu_test.go
 create mode 100644 samples/dubbogo/simple/query/docker/docker-compose.yml
 rename samples/dubbogo/simple/query/{ => pixiu}/api_config.yaml (100%)
 rename samples/dubbogo/simple/query/{ => pixiu}/conf.yaml (100%)
 create mode 100644 samples/dubbogo/simple/query/server/app/server.go
 create mode 100644 samples/dubbogo/simple/query/server/app/user.go
 create mode 100644 samples/dubbogo/simple/query/server/app/version.go
 create mode 100644 samples/dubbogo/simple/query/server/profiles/dev/log.yml
 create mode 100644 samples/dubbogo/simple/query/server/profiles/dev/server.yml
 create mode 100644 samples/dubbogo/simple/query/server/profiles/release/log.yml
 create mode 100644 samples/dubbogo/simple/query/server/profiles/release/server.yml
 create mode 100644 samples/dubbogo/simple/query/server/profiles/test/log.yml
 create mode 100644 samples/dubbogo/simple/query/server/profiles/test/server.yml
 create mode 100644 samples/dubbogo/simple/query/test/pixiu_test.go
 create mode 100644 samples/dubbogo/simple/uri/docker/docker-compose.yml
 create mode 100644 samples/dubbogo/simple/uri/pixiu/api_config.yaml
 create mode 100644 samples/dubbogo/simple/uri/pixiu/conf.yaml
 create mode 100644 samples/dubbogo/simple/uri/server/app/server.go
 create mode 100644 samples/dubbogo/simple/uri/server/app/user.go
 create mode 100644 samples/dubbogo/simple/uri/server/app/version.go
 create mode 100644 samples/dubbogo/simple/uri/server/profiles/dev/log.yml
 create mode 100644 samples/dubbogo/simple/uri/server/profiles/dev/server.yml
 create mode 100644 samples/dubbogo/simple/uri/server/profiles/release/log.yml
 create mode 100644 samples/dubbogo/simple/uri/server/profiles/release/server.yml
 create mode 100644 samples/dubbogo/simple/uri/server/profiles/test/log.yml
 create mode 100644 samples/dubbogo/simple/uri/server/profiles/test/server.yml
 create mode 100644 samples/dubbogo/simple/uri/test/pixiu_test.go

diff --git a/samples/dubbogo/simple/body/test/pixiu_test.go b/samples/dubbogo/simple/body/test/pixiu_test.go
index 67469faaf..2b4475dbf 100644
--- a/samples/dubbogo/simple/body/test/pixiu_test.go
+++ b/samples/dubbogo/simple/body/test/pixiu_test.go
@@ -18,8 +18,8 @@
 package test
 
 import (
-	"bytes"
 	"net/http"
+	"strings"
 	"testing"
 	"time"
 )
@@ -29,11 +29,39 @@ import (
 )
 
 func TestPost(t *testing.T) {
-	var url = "http://localhost:8881/api/v1/test-dubbo/user"
+	url := "http://localhost:8881/api/v1/test-dubbo/user"
 	data := "{\"id\":\"0003\",\"code\":3,\"name\":\"dubbogo\",\"age\":99}"
-	contentType := "application/json"
 	client := &http.Client{Timeout: 5 * time.Second}
-	resp, err := client.Post(url, contentType, bytes.NewBufferString(data))
+	req, err := http.NewRequest("POST", url, strings.NewReader(data))
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestPut1(t *testing.T) {
+	url := "http://localhost:8881/api/v1/test-dubbo/user"
+	data := "{\"id\":\"0003\",\"code\":3,\"name\":\"dubbogo\",\"age\":77}"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("PUT", url, strings.NewReader(data))
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestPut2(t *testing.T) {
+	url := "http://localhost:8881/api/v1/test-dubbo/user2"
+	data := "{\"name\":\"dubbogo\",\"user\":{\"id\":\"0003\",\"code\":3,\"name\":\"dubbogo\",\"age\":88}}"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("PUT", url, strings.NewReader(data))
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
 	assert.NoError(t, err)
 	assert.NotNil(t, resp)
 	assert.Equal(t, 200, resp.StatusCode)
diff --git a/samples/dubbogo/simple/mix/docker/docker-compose.yml b/samples/dubbogo/simple/mix/docker/docker-compose.yml
new file mode 100644
index 000000000..7ca8ee583
--- /dev/null
+++ b/samples/dubbogo/simple/mix/docker/docker-compose.yml
@@ -0,0 +1,27 @@
+#
+# Licensed to Apache Software Foundation (ASF) under one or more contributor
+# license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright
+# ownership. Apache Software Foundation (ASF) licenses this file to you under
+# the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+version: '3'
+
+services:
+  zookeeper:
+    image: zookeeper
+    ports:
+      - 2181:2181
+    restart: on-failure
diff --git a/samples/dubbogo/simple/mix/api_config.yaml b/samples/dubbogo/simple/mix/pixiu/api_config.yaml
similarity index 100%
rename from samples/dubbogo/simple/mix/api_config.yaml
rename to samples/dubbogo/simple/mix/pixiu/api_config.yaml
diff --git a/samples/dubbogo/simple/mix/conf.yaml b/samples/dubbogo/simple/mix/pixiu/conf.yaml
similarity index 100%
rename from samples/dubbogo/simple/mix/conf.yaml
rename to samples/dubbogo/simple/mix/pixiu/conf.yaml
diff --git a/samples/dubbogo/simple/mix/server/app/server.go b/samples/dubbogo/simple/mix/server/app/server.go
new file mode 100644
index 000000000..87ab7628f
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/app/server.go
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+)
+
+import (
+	"github.com/apache/dubbo-go/common/logger"
+	"github.com/apache/dubbo-go/config"
+	_ "github.com/apache/dubbo-go/protocol/dubbo"
+	_ "github.com/apache/dubbo-go/registry/protocol"
+
+	_ "github.com/apache/dubbo-go/common/proxy/proxy_factory"
+	_ "github.com/apache/dubbo-go/filter/filter_impl"
+
+	_ "github.com/apache/dubbo-go/cluster/cluster_impl"
+	_ "github.com/apache/dubbo-go/cluster/loadbalance"
+	_ "github.com/apache/dubbo-go/registry/zookeeper"
+)
+
+var survivalTimeout = int(3e9)
+
+// they are necessary:
+// 		export CONF_PROVIDER_FILE_PATH="xxx"
+// 		export APP_LOG_CONF_FILE="xxx"
+func main() {
+	config.Load()
+	logger.Info("dubbo version is: %s", Version)
+	initSignal()
+}
+
+func initSignal() {
+	signals := make(chan os.Signal, 1)
+	// It is not possible to block SIGKILL or syscall.SIGSTOP
+	signal.Notify(signals, os.Interrupt, syscall.SIGHUP, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT)
+	for {
+		sig := <-signals
+		logger.Infof("get signal %s", sig.String())
+		switch sig {
+		case syscall.SIGHUP:
+			// reload()
+		default:
+			time.AfterFunc(time.Duration(survivalTimeout), func() {
+				logger.Warnf("app exit now by force...")
+				os.Exit(1)
+			})
+
+			// The program exits normally or timeout forcibly exits.
+			fmt.Println("provider app exit now...")
+			return
+		}
+	}
+}
diff --git a/samples/dubbogo/simple/mix/server/app/user.go b/samples/dubbogo/simple/mix/server/app/user.go
new file mode 100644
index 000000000..e0f2b7da5
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/app/user.go
@@ -0,0 +1,270 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"sync"
+	"time"
+)
+
+import (
+	hessian "github.com/apache/dubbo-go-hessian2"
+	"github.com/apache/dubbo-go/config"
+)
+
+func init() {
+	config.SetProviderService(new(UserProvider))
+	// ------for hessian2------
+	hessian.RegisterPOJO(&User{})
+
+	cache = &UserDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+
+	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
+	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
+}
+
+var cache *UserDB
+
+// UserDB cache user.
+type UserDB struct {
+	// key is name, value is user obj
+	nameIndex map[string]*User
+	// key is code, value is user obj
+	codeIndex map[int64]*User
+	lock      sync.Mutex
+}
+
+// nolint
+func (db *UserDB) Add(u *User) bool {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	if u.Name == "" || u.Code <= 0 {
+		return false
+	}
+
+	if !db.existName(u.Name) && !db.existCode(u.Code) {
+		return db.AddForName(u) && db.AddForCode(u)
+	}
+
+	return false
+}
+
+// nolint
+func (db *UserDB) AddForName(u *User) bool {
+	if len(u.Name) == 0 {
+		return false
+	}
+
+	if _, ok := db.nameIndex[u.Name]; ok {
+		return false
+	}
+
+	db.nameIndex[u.Name] = u
+	return true
+}
+
+// nolint
+func (db *UserDB) AddForCode(u *User) bool {
+	if u.Code <= 0 {
+		return false
+	}
+
+	if _, ok := db.codeIndex[u.Code]; ok {
+		return false
+	}
+
+	db.codeIndex[u.Code] = u
+	return true
+}
+
+// nolint
+func (db *UserDB) GetByName(n string) (*User, bool) {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	r, ok := db.nameIndex[n]
+	return r, ok
+}
+
+// nolint
+func (db *UserDB) GetByCode(n int64) (*User, bool) {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	r, ok := db.codeIndex[n]
+	return r, ok
+}
+
+func (db *UserDB) existName(name string) bool {
+	if len(name) <= 0 {
+		return false
+	}
+
+	_, ok := db.nameIndex[name]
+	if ok {
+		return true
+	}
+
+	return false
+}
+
+func (db *UserDB) existCode(code int64) bool {
+	if code <= 0 {
+		return false
+	}
+
+	_, ok := db.codeIndex[code]
+	if ok {
+		return true
+	}
+
+	return false
+}
+
+// User user obj.
+type User struct {
+	ID   string    `json:"id,omitempty"`
+	Code int64     `json:"code,omitempty"`
+	Name string    `json:"name,omitempty"`
+	Age  int32     `json:"age,omitempty"`
+	Time time.Time `json:"time,omitempty"`
+}
+
+// UserProvider the dubbo provider.
+// like: version: 1.0.0 group: test
+type UserProvider struct{}
+
+// CreateUser new user, PX config POST.
+func (u *UserProvider) CreateUser(ctx context.Context, user *User) (*User, error) {
+	outLn("Req CreateUser data:%#v", user)
+	if user == nil {
+		return nil, errors.New("not found")
+	}
+	_, ok := cache.GetByName(user.Name)
+	if ok {
+		return nil, errors.New("data is exist")
+	}
+
+	b := cache.Add(user)
+	if b {
+		return user, nil
+	}
+
+	return nil, errors.New("add error")
+}
+
+// GetUserByName query by name, single param, PX config GET.
+func (u *UserProvider) GetUserByName(ctx context.Context, name string) (*User, error) {
+	outLn("Req GetUserByName name:%#v", name)
+	r, ok := cache.GetByName(name)
+	if ok {
+		outLn("Req GetUserByName result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserByCode query by code, single param, PX config GET.
+func (u *UserProvider) GetUserByCode(ctx context.Context, code int64) (*User, error) {
+	outLn("Req GetUserByCode name:%#v", code)
+	r, ok := cache.GetByCode(code)
+	if ok {
+		outLn("Req GetUserByCode result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserTimeout query by name, will timeout for pixiu.
+func (u *UserProvider) GetUserTimeout(ctx context.Context, name string) (*User, error) {
+	outLn("Req GetUserByName name:%#v", name)
+	// sleep 10s, pixiu config less than 10s.
+	time.Sleep(10 * time.Second)
+	r, ok := cache.GetByName(name)
+	if ok {
+		outLn("Req GetUserByName result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserByNameAndAge query by name and age, two params, PX config GET.
+func (u *UserProvider) GetUserByNameAndAge(ctx context.Context, name string, age int32) (*User, error) {
+	outLn("Req GetUserByNameAndAge name:%s, age:%d", name, age)
+	r, ok := cache.GetByName(name)
+	if ok && r.Age == age {
+		outLn("Req GetUserByNameAndAge result:%#v", r)
+		return r, nil
+	}
+	return r, nil
+}
+
+// UpdateUser update by user struct, my be another struct, PX config POST or PUT.
+func (u *UserProvider) UpdateUser(ctx context.Context, user *User) (bool, error) {
+	outLn("Req UpdateUser data:%#v", user)
+	r, ok := cache.GetByName(user.Name)
+	if ok {
+		if user.ID != "" {
+			r.ID = user.ID
+		}
+		if user.Age >= 0 {
+			r.Age = user.Age
+		}
+		return true, nil
+	}
+	return false, errors.New("not found")
+}
+
+// UpdateUserByName update by user struct, my be another struct, PX config POST or PUT.
+func (u *UserProvider) UpdateUserByName(ctx context.Context, name string, user *User) (bool, error) {
+	outLn("Req UpdateUserByName data:%#v", user)
+	r, ok := cache.GetByName(name)
+	if ok {
+		if user.ID != "" {
+			r.ID = user.ID
+		}
+		if user.Age >= 0 {
+			r.Age = user.Age
+		}
+		return true, nil
+	}
+	return false, errors.New("not found")
+}
+
+// nolint
+func (u *UserProvider) Reference() string {
+	return "UserProvider"
+}
+
+// nolint
+func (u User) JavaClassName() string {
+	return "com.dubbogo.pixiu.User"
+}
+
+// nolint
+func outLn(format string, args ...interface{}) {
+	fmt.Printf("\033[32;40m"+format+"\033[0m\n", args...)
+}
diff --git a/samples/dubbogo/simple/mix/server/app/version.go b/samples/dubbogo/simple/mix/server/app/version.go
new file mode 100644
index 000000000..04a3f7801
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/app/version.go
@@ -0,0 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+// Version dubbo version
+const Version = "2.7.5"
diff --git a/samples/dubbogo/simple/mix/server/profiles/dev/log.yml b/samples/dubbogo/simple/mix/server/profiles/dev/log.yml
new file mode 100644
index 000000000..9330cda17
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/profiles/dev/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "debug"
+development: true
+disableCaller: false
+disableStacktrace: false
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/mix/server/profiles/dev/server.yml b/samples/dubbogo/simple/mix/server/profiles/dev/server.yml
new file mode 100644
index 000000000..66d8f949c
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/profiles/dev/server.yml
@@ -0,0 +1,73 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "dev"
+
+registries:
+  "demoZk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+
+services:
+  "UserProvider":
+    registry: "demoZk"
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.pixiu.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    group: test
+    version: 1.0.0
+    methods:
+      - name: "CreateUser"
+        retries: 1
+        loadbalance: "random"
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    port: 20000
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/mix/server/profiles/release/log.yml b/samples/dubbogo/simple/mix/server/profiles/release/log.yml
new file mode 100644
index 000000000..e2835d8f2
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/profiles/release/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "warn"
+development: true
+disableCaller: true
+disableStacktrace: true
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/mix/server/profiles/release/server.yml b/samples/dubbogo/simple/mix/server/profiles/release/server.yml
new file mode 100644
index 000000000..e4ebf01d1
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/profiles/release/server.yml
@@ -0,0 +1,77 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+
+
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "release"
+
+registries:
+  "hangzhouzk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+    username: ""
+    password: ""
+
+services:
+  "UserProvider":
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    methods:
+      - name: "GetUser"
+        retries: 1
+        loadbalance: "random"
+
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    #    ip : "127.0.0.1"
+    port: 20000
+
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/mix/server/profiles/test/log.yml b/samples/dubbogo/simple/mix/server/profiles/test/log.yml
new file mode 100644
index 000000000..26d0a76ea
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/profiles/test/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "info"
+development: false
+disableCaller: false
+disableStacktrace: true
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/mix/server/profiles/test/server.yml b/samples/dubbogo/simple/mix/server/profiles/test/server.yml
new file mode 100644
index 000000000..cba0212be
--- /dev/null
+++ b/samples/dubbogo/simple/mix/server/profiles/test/server.yml
@@ -0,0 +1,76 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+
+
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "test"
+
+registries:
+  "hangzhouzk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+    username: ""
+    password: ""
+
+services:
+  "UserProvider":
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    methods:
+      - name: "GetUser"
+        retries: 1
+        loadbalance: "random"
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    #    ip : "127.0.0.1"
+    port: 20000
+
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/mix/test/pixiu_test.go b/samples/dubbogo/simple/mix/test/pixiu_test.go
new file mode 100644
index 000000000..f2288ce30
--- /dev/null
+++ b/samples/dubbogo/simple/mix/test/pixiu_test.go
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package test
+
+import (
+	"net/http"
+	"strings"
+	"testing"
+	"time"
+)
+
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGet(t *testing.T) {
+	url := "http://localhost:8882/api/v1/test-dubbo/user/tc?age=99"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("GET", url, nil)
+	assert.NoError(t, err)
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestPut1(t *testing.T) {
+	url := "http://localhost:8882/api/v1/test-dubbo/user/tc"
+	data := "{\"id\":\"0001\",\"code\":1,\"name\":\"tc\",\"age\":66}"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("PUT", url, strings.NewReader(data))
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestPut2(t *testing.T) {
+	url := "http://localhost:8882/api/v1/test-dubbo/user?name=tc"
+	data := "{\"id\":\"0001\",\"code\":1,\"name\":\"tc\",\"age\":55}"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("PUT", url, strings.NewReader(data))
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
diff --git a/samples/dubbogo/simple/proxy/docker/docker-compose.yml b/samples/dubbogo/simple/proxy/docker/docker-compose.yml
new file mode 100644
index 000000000..7ca8ee583
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/docker/docker-compose.yml
@@ -0,0 +1,27 @@
+#
+# Licensed to Apache Software Foundation (ASF) under one or more contributor
+# license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright
+# ownership. Apache Software Foundation (ASF) licenses this file to you under
+# the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+version: '3'
+
+services:
+  zookeeper:
+    image: zookeeper
+    ports:
+      - 2181:2181
+    restart: on-failure
diff --git a/samples/dubbogo/simple/proxy/api_config.yaml b/samples/dubbogo/simple/proxy/pixiu/api_config.yaml
similarity index 100%
rename from samples/dubbogo/simple/proxy/api_config.yaml
rename to samples/dubbogo/simple/proxy/pixiu/api_config.yaml
diff --git a/samples/dubbogo/simple/proxy/conf.yaml b/samples/dubbogo/simple/proxy/pixiu/conf.yaml
similarity index 100%
rename from samples/dubbogo/simple/proxy/conf.yaml
rename to samples/dubbogo/simple/proxy/pixiu/conf.yaml
diff --git a/samples/dubbogo/simple/proxy/server/app/server.go b/samples/dubbogo/simple/proxy/server/app/server.go
new file mode 100644
index 000000000..87ab7628f
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/app/server.go
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+)
+
+import (
+	"github.com/apache/dubbo-go/common/logger"
+	"github.com/apache/dubbo-go/config"
+	_ "github.com/apache/dubbo-go/protocol/dubbo"
+	_ "github.com/apache/dubbo-go/registry/protocol"
+
+	_ "github.com/apache/dubbo-go/common/proxy/proxy_factory"
+	_ "github.com/apache/dubbo-go/filter/filter_impl"
+
+	_ "github.com/apache/dubbo-go/cluster/cluster_impl"
+	_ "github.com/apache/dubbo-go/cluster/loadbalance"
+	_ "github.com/apache/dubbo-go/registry/zookeeper"
+)
+
+var survivalTimeout = int(3e9)
+
+// they are necessary:
+// 		export CONF_PROVIDER_FILE_PATH="xxx"
+// 		export APP_LOG_CONF_FILE="xxx"
+func main() {
+	config.Load()
+	logger.Info("dubbo version is: %s", Version)
+	initSignal()
+}
+
+func initSignal() {
+	signals := make(chan os.Signal, 1)
+	// It is not possible to block SIGKILL or syscall.SIGSTOP
+	signal.Notify(signals, os.Interrupt, syscall.SIGHUP, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT)
+	for {
+		sig := <-signals
+		logger.Infof("get signal %s", sig.String())
+		switch sig {
+		case syscall.SIGHUP:
+			// reload()
+		default:
+			time.AfterFunc(time.Duration(survivalTimeout), func() {
+				logger.Warnf("app exit now by force...")
+				os.Exit(1)
+			})
+
+			// The program exits normally or timeout forcibly exits.
+			fmt.Println("provider app exit now...")
+			return
+		}
+	}
+}
diff --git a/samples/dubbogo/simple/proxy/server/app/user.go b/samples/dubbogo/simple/proxy/server/app/user.go
new file mode 100644
index 000000000..e0f2b7da5
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/app/user.go
@@ -0,0 +1,270 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"sync"
+	"time"
+)
+
+import (
+	hessian "github.com/apache/dubbo-go-hessian2"
+	"github.com/apache/dubbo-go/config"
+)
+
+func init() {
+	config.SetProviderService(new(UserProvider))
+	// ------for hessian2------
+	hessian.RegisterPOJO(&User{})
+
+	cache = &UserDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+
+	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
+	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
+}
+
+var cache *UserDB
+
+// UserDB cache user.
+type UserDB struct {
+	// key is name, value is user obj
+	nameIndex map[string]*User
+	// key is code, value is user obj
+	codeIndex map[int64]*User
+	lock      sync.Mutex
+}
+
+// nolint
+func (db *UserDB) Add(u *User) bool {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	if u.Name == "" || u.Code <= 0 {
+		return false
+	}
+
+	if !db.existName(u.Name) && !db.existCode(u.Code) {
+		return db.AddForName(u) && db.AddForCode(u)
+	}
+
+	return false
+}
+
+// nolint
+func (db *UserDB) AddForName(u *User) bool {
+	if len(u.Name) == 0 {
+		return false
+	}
+
+	if _, ok := db.nameIndex[u.Name]; ok {
+		return false
+	}
+
+	db.nameIndex[u.Name] = u
+	return true
+}
+
+// nolint
+func (db *UserDB) AddForCode(u *User) bool {
+	if u.Code <= 0 {
+		return false
+	}
+
+	if _, ok := db.codeIndex[u.Code]; ok {
+		return false
+	}
+
+	db.codeIndex[u.Code] = u
+	return true
+}
+
+// nolint
+func (db *UserDB) GetByName(n string) (*User, bool) {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	r, ok := db.nameIndex[n]
+	return r, ok
+}
+
+// nolint
+func (db *UserDB) GetByCode(n int64) (*User, bool) {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	r, ok := db.codeIndex[n]
+	return r, ok
+}
+
+func (db *UserDB) existName(name string) bool {
+	if len(name) <= 0 {
+		return false
+	}
+
+	_, ok := db.nameIndex[name]
+	if ok {
+		return true
+	}
+
+	return false
+}
+
+func (db *UserDB) existCode(code int64) bool {
+	if code <= 0 {
+		return false
+	}
+
+	_, ok := db.codeIndex[code]
+	if ok {
+		return true
+	}
+
+	return false
+}
+
+// User user obj.
+type User struct {
+	ID   string    `json:"id,omitempty"`
+	Code int64     `json:"code,omitempty"`
+	Name string    `json:"name,omitempty"`
+	Age  int32     `json:"age,omitempty"`
+	Time time.Time `json:"time,omitempty"`
+}
+
+// UserProvider the dubbo provider.
+// like: version: 1.0.0 group: test
+type UserProvider struct{}
+
+// CreateUser new user, PX config POST.
+func (u *UserProvider) CreateUser(ctx context.Context, user *User) (*User, error) {
+	outLn("Req CreateUser data:%#v", user)
+	if user == nil {
+		return nil, errors.New("not found")
+	}
+	_, ok := cache.GetByName(user.Name)
+	if ok {
+		return nil, errors.New("data is exist")
+	}
+
+	b := cache.Add(user)
+	if b {
+		return user, nil
+	}
+
+	return nil, errors.New("add error")
+}
+
+// GetUserByName query by name, single param, PX config GET.
+func (u *UserProvider) GetUserByName(ctx context.Context, name string) (*User, error) {
+	outLn("Req GetUserByName name:%#v", name)
+	r, ok := cache.GetByName(name)
+	if ok {
+		outLn("Req GetUserByName result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserByCode query by code, single param, PX config GET.
+func (u *UserProvider) GetUserByCode(ctx context.Context, code int64) (*User, error) {
+	outLn("Req GetUserByCode name:%#v", code)
+	r, ok := cache.GetByCode(code)
+	if ok {
+		outLn("Req GetUserByCode result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserTimeout query by name, will timeout for pixiu.
+func (u *UserProvider) GetUserTimeout(ctx context.Context, name string) (*User, error) {
+	outLn("Req GetUserByName name:%#v", name)
+	// sleep 10s, pixiu config less than 10s.
+	time.Sleep(10 * time.Second)
+	r, ok := cache.GetByName(name)
+	if ok {
+		outLn("Req GetUserByName result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserByNameAndAge query by name and age, two params, PX config GET.
+func (u *UserProvider) GetUserByNameAndAge(ctx context.Context, name string, age int32) (*User, error) {
+	outLn("Req GetUserByNameAndAge name:%s, age:%d", name, age)
+	r, ok := cache.GetByName(name)
+	if ok && r.Age == age {
+		outLn("Req GetUserByNameAndAge result:%#v", r)
+		return r, nil
+	}
+	return r, nil
+}
+
+// UpdateUser update by user struct, my be another struct, PX config POST or PUT.
+func (u *UserProvider) UpdateUser(ctx context.Context, user *User) (bool, error) {
+	outLn("Req UpdateUser data:%#v", user)
+	r, ok := cache.GetByName(user.Name)
+	if ok {
+		if user.ID != "" {
+			r.ID = user.ID
+		}
+		if user.Age >= 0 {
+			r.Age = user.Age
+		}
+		return true, nil
+	}
+	return false, errors.New("not found")
+}
+
+// UpdateUserByName update by user struct, my be another struct, PX config POST or PUT.
+func (u *UserProvider) UpdateUserByName(ctx context.Context, name string, user *User) (bool, error) {
+	outLn("Req UpdateUserByName data:%#v", user)
+	r, ok := cache.GetByName(name)
+	if ok {
+		if user.ID != "" {
+			r.ID = user.ID
+		}
+		if user.Age >= 0 {
+			r.Age = user.Age
+		}
+		return true, nil
+	}
+	return false, errors.New("not found")
+}
+
+// nolint
+func (u *UserProvider) Reference() string {
+	return "UserProvider"
+}
+
+// nolint
+func (u User) JavaClassName() string {
+	return "com.dubbogo.pixiu.User"
+}
+
+// nolint
+func outLn(format string, args ...interface{}) {
+	fmt.Printf("\033[32;40m"+format+"\033[0m\n", args...)
+}
diff --git a/samples/dubbogo/simple/proxy/server/app/version.go b/samples/dubbogo/simple/proxy/server/app/version.go
new file mode 100644
index 000000000..04a3f7801
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/app/version.go
@@ -0,0 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+// Version dubbo version
+const Version = "2.7.5"
diff --git a/samples/dubbogo/simple/proxy/server/profiles/dev/log.yml b/samples/dubbogo/simple/proxy/server/profiles/dev/log.yml
new file mode 100644
index 000000000..9330cda17
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/profiles/dev/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "debug"
+development: true
+disableCaller: false
+disableStacktrace: false
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/proxy/server/profiles/dev/server.yml b/samples/dubbogo/simple/proxy/server/profiles/dev/server.yml
new file mode 100644
index 000000000..66d8f949c
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/profiles/dev/server.yml
@@ -0,0 +1,73 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "dev"
+
+registries:
+  "demoZk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+
+services:
+  "UserProvider":
+    registry: "demoZk"
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.pixiu.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    group: test
+    version: 1.0.0
+    methods:
+      - name: "CreateUser"
+        retries: 1
+        loadbalance: "random"
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    port: 20000
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/proxy/server/profiles/release/log.yml b/samples/dubbogo/simple/proxy/server/profiles/release/log.yml
new file mode 100644
index 000000000..e2835d8f2
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/profiles/release/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "warn"
+development: true
+disableCaller: true
+disableStacktrace: true
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/proxy/server/profiles/release/server.yml b/samples/dubbogo/simple/proxy/server/profiles/release/server.yml
new file mode 100644
index 000000000..e4ebf01d1
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/profiles/release/server.yml
@@ -0,0 +1,77 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+
+
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "release"
+
+registries:
+  "hangzhouzk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+    username: ""
+    password: ""
+
+services:
+  "UserProvider":
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    methods:
+      - name: "GetUser"
+        retries: 1
+        loadbalance: "random"
+
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    #    ip : "127.0.0.1"
+    port: 20000
+
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/proxy/server/profiles/test/log.yml b/samples/dubbogo/simple/proxy/server/profiles/test/log.yml
new file mode 100644
index 000000000..26d0a76ea
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/profiles/test/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "info"
+development: false
+disableCaller: false
+disableStacktrace: true
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/proxy/server/profiles/test/server.yml b/samples/dubbogo/simple/proxy/server/profiles/test/server.yml
new file mode 100644
index 000000000..cba0212be
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/server/profiles/test/server.yml
@@ -0,0 +1,76 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+
+
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "test"
+
+registries:
+  "hangzhouzk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+    username: ""
+    password: ""
+
+services:
+  "UserProvider":
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    methods:
+      - name: "GetUser"
+        retries: 1
+        loadbalance: "random"
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    #    ip : "127.0.0.1"
+    port: 20000
+
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/proxy/test/pixiu_test.go b/samples/dubbogo/simple/proxy/test/pixiu_test.go
new file mode 100644
index 000000000..a31338b2f
--- /dev/null
+++ b/samples/dubbogo/simple/proxy/test/pixiu_test.go
@@ -0,0 +1,68 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package test
+
+import (
+	"net/http"
+	"strings"
+	"testing"
+	"time"
+)
+
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+func TestPost1(t *testing.T) {
+	url := "http://localhost:8883/api/v1/test-dubbo/UserService/com.dubbogo.pixiu.UserService?group=test&version=1.0.0&method=GetUserByName"
+	data := "{\"types\":[\"string\"],\"values\":\"tc\"}"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("POST", url, strings.NewReader(data))
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestPost2(t *testing.T) {
+	url := "http://localhost:8883/api/v1/test-dubbo/UserService/com.dubbogo.pixiu.UserService?group=test&version=1.0.0&method=UpdateUserByName"
+	data := "{\"types\":[\"string\",\"body\"],\"values\":[\"tc\",{\"id\":\"0001\",\"code\":1,\"name\":\"tc\",\"age\":15}]}"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("POST", url, strings.NewReader(data))
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestPost3(t *testing.T) {
+	url := "http://localhost:8883/api/v1/test-dubbo/UserService/com.dubbogo.pixiu.UserService?group=test&version=1.0.0&method=GetUserByCode"
+	data := "{\"types\":[\"int\"],\"values\":1}"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("POST", url, strings.NewReader(data))
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
diff --git a/samples/dubbogo/simple/query/docker/docker-compose.yml b/samples/dubbogo/simple/query/docker/docker-compose.yml
new file mode 100644
index 000000000..7ca8ee583
--- /dev/null
+++ b/samples/dubbogo/simple/query/docker/docker-compose.yml
@@ -0,0 +1,27 @@
+#
+# Licensed to Apache Software Foundation (ASF) under one or more contributor
+# license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright
+# ownership. Apache Software Foundation (ASF) licenses this file to you under
+# the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+version: '3'
+
+services:
+  zookeeper:
+    image: zookeeper
+    ports:
+      - 2181:2181
+    restart: on-failure
diff --git a/samples/dubbogo/simple/query/api_config.yaml b/samples/dubbogo/simple/query/pixiu/api_config.yaml
similarity index 100%
rename from samples/dubbogo/simple/query/api_config.yaml
rename to samples/dubbogo/simple/query/pixiu/api_config.yaml
diff --git a/samples/dubbogo/simple/query/conf.yaml b/samples/dubbogo/simple/query/pixiu/conf.yaml
similarity index 100%
rename from samples/dubbogo/simple/query/conf.yaml
rename to samples/dubbogo/simple/query/pixiu/conf.yaml
diff --git a/samples/dubbogo/simple/query/server/app/server.go b/samples/dubbogo/simple/query/server/app/server.go
new file mode 100644
index 000000000..87ab7628f
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/app/server.go
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+)
+
+import (
+	"github.com/apache/dubbo-go/common/logger"
+	"github.com/apache/dubbo-go/config"
+	_ "github.com/apache/dubbo-go/protocol/dubbo"
+	_ "github.com/apache/dubbo-go/registry/protocol"
+
+	_ "github.com/apache/dubbo-go/common/proxy/proxy_factory"
+	_ "github.com/apache/dubbo-go/filter/filter_impl"
+
+	_ "github.com/apache/dubbo-go/cluster/cluster_impl"
+	_ "github.com/apache/dubbo-go/cluster/loadbalance"
+	_ "github.com/apache/dubbo-go/registry/zookeeper"
+)
+
+var survivalTimeout = int(3e9)
+
+// they are necessary:
+// 		export CONF_PROVIDER_FILE_PATH="xxx"
+// 		export APP_LOG_CONF_FILE="xxx"
+func main() {
+	config.Load()
+	logger.Info("dubbo version is: %s", Version)
+	initSignal()
+}
+
+func initSignal() {
+	signals := make(chan os.Signal, 1)
+	// It is not possible to block SIGKILL or syscall.SIGSTOP
+	signal.Notify(signals, os.Interrupt, syscall.SIGHUP, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT)
+	for {
+		sig := <-signals
+		logger.Infof("get signal %s", sig.String())
+		switch sig {
+		case syscall.SIGHUP:
+			// reload()
+		default:
+			time.AfterFunc(time.Duration(survivalTimeout), func() {
+				logger.Warnf("app exit now by force...")
+				os.Exit(1)
+			})
+
+			// The program exits normally or timeout forcibly exits.
+			fmt.Println("provider app exit now...")
+			return
+		}
+	}
+}
diff --git a/samples/dubbogo/simple/query/server/app/user.go b/samples/dubbogo/simple/query/server/app/user.go
new file mode 100644
index 000000000..e0f2b7da5
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/app/user.go
@@ -0,0 +1,270 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"sync"
+	"time"
+)
+
+import (
+	hessian "github.com/apache/dubbo-go-hessian2"
+	"github.com/apache/dubbo-go/config"
+)
+
+func init() {
+	config.SetProviderService(new(UserProvider))
+	// ------for hessian2------
+	hessian.RegisterPOJO(&User{})
+
+	cache = &UserDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+
+	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
+	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
+}
+
+var cache *UserDB
+
+// UserDB cache user.
+type UserDB struct {
+	// key is name, value is user obj
+	nameIndex map[string]*User
+	// key is code, value is user obj
+	codeIndex map[int64]*User
+	lock      sync.Mutex
+}
+
+// nolint
+func (db *UserDB) Add(u *User) bool {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	if u.Name == "" || u.Code <= 0 {
+		return false
+	}
+
+	if !db.existName(u.Name) && !db.existCode(u.Code) {
+		return db.AddForName(u) && db.AddForCode(u)
+	}
+
+	return false
+}
+
+// nolint
+func (db *UserDB) AddForName(u *User) bool {
+	if len(u.Name) == 0 {
+		return false
+	}
+
+	if _, ok := db.nameIndex[u.Name]; ok {
+		return false
+	}
+
+	db.nameIndex[u.Name] = u
+	return true
+}
+
+// nolint
+func (db *UserDB) AddForCode(u *User) bool {
+	if u.Code <= 0 {
+		return false
+	}
+
+	if _, ok := db.codeIndex[u.Code]; ok {
+		return false
+	}
+
+	db.codeIndex[u.Code] = u
+	return true
+}
+
+// nolint
+func (db *UserDB) GetByName(n string) (*User, bool) {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	r, ok := db.nameIndex[n]
+	return r, ok
+}
+
+// nolint
+func (db *UserDB) GetByCode(n int64) (*User, bool) {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	r, ok := db.codeIndex[n]
+	return r, ok
+}
+
+func (db *UserDB) existName(name string) bool {
+	if len(name) <= 0 {
+		return false
+	}
+
+	_, ok := db.nameIndex[name]
+	if ok {
+		return true
+	}
+
+	return false
+}
+
+func (db *UserDB) existCode(code int64) bool {
+	if code <= 0 {
+		return false
+	}
+
+	_, ok := db.codeIndex[code]
+	if ok {
+		return true
+	}
+
+	return false
+}
+
+// User user obj.
+type User struct {
+	ID   string    `json:"id,omitempty"`
+	Code int64     `json:"code,omitempty"`
+	Name string    `json:"name,omitempty"`
+	Age  int32     `json:"age,omitempty"`
+	Time time.Time `json:"time,omitempty"`
+}
+
+// UserProvider the dubbo provider.
+// like: version: 1.0.0 group: test
+type UserProvider struct{}
+
+// CreateUser new user, PX config POST.
+func (u *UserProvider) CreateUser(ctx context.Context, user *User) (*User, error) {
+	outLn("Req CreateUser data:%#v", user)
+	if user == nil {
+		return nil, errors.New("not found")
+	}
+	_, ok := cache.GetByName(user.Name)
+	if ok {
+		return nil, errors.New("data is exist")
+	}
+
+	b := cache.Add(user)
+	if b {
+		return user, nil
+	}
+
+	return nil, errors.New("add error")
+}
+
+// GetUserByName query by name, single param, PX config GET.
+func (u *UserProvider) GetUserByName(ctx context.Context, name string) (*User, error) {
+	outLn("Req GetUserByName name:%#v", name)
+	r, ok := cache.GetByName(name)
+	if ok {
+		outLn("Req GetUserByName result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserByCode query by code, single param, PX config GET.
+func (u *UserProvider) GetUserByCode(ctx context.Context, code int64) (*User, error) {
+	outLn("Req GetUserByCode name:%#v", code)
+	r, ok := cache.GetByCode(code)
+	if ok {
+		outLn("Req GetUserByCode result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserTimeout query by name, will timeout for pixiu.
+func (u *UserProvider) GetUserTimeout(ctx context.Context, name string) (*User, error) {
+	outLn("Req GetUserByName name:%#v", name)
+	// sleep 10s, pixiu config less than 10s.
+	time.Sleep(10 * time.Second)
+	r, ok := cache.GetByName(name)
+	if ok {
+		outLn("Req GetUserByName result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserByNameAndAge query by name and age, two params, PX config GET.
+func (u *UserProvider) GetUserByNameAndAge(ctx context.Context, name string, age int32) (*User, error) {
+	outLn("Req GetUserByNameAndAge name:%s, age:%d", name, age)
+	r, ok := cache.GetByName(name)
+	if ok && r.Age == age {
+		outLn("Req GetUserByNameAndAge result:%#v", r)
+		return r, nil
+	}
+	return r, nil
+}
+
+// UpdateUser update by user struct, my be another struct, PX config POST or PUT.
+func (u *UserProvider) UpdateUser(ctx context.Context, user *User) (bool, error) {
+	outLn("Req UpdateUser data:%#v", user)
+	r, ok := cache.GetByName(user.Name)
+	if ok {
+		if user.ID != "" {
+			r.ID = user.ID
+		}
+		if user.Age >= 0 {
+			r.Age = user.Age
+		}
+		return true, nil
+	}
+	return false, errors.New("not found")
+}
+
+// UpdateUserByName update by user struct, my be another struct, PX config POST or PUT.
+func (u *UserProvider) UpdateUserByName(ctx context.Context, name string, user *User) (bool, error) {
+	outLn("Req UpdateUserByName data:%#v", user)
+	r, ok := cache.GetByName(name)
+	if ok {
+		if user.ID != "" {
+			r.ID = user.ID
+		}
+		if user.Age >= 0 {
+			r.Age = user.Age
+		}
+		return true, nil
+	}
+	return false, errors.New("not found")
+}
+
+// nolint
+func (u *UserProvider) Reference() string {
+	return "UserProvider"
+}
+
+// nolint
+func (u User) JavaClassName() string {
+	return "com.dubbogo.pixiu.User"
+}
+
+// nolint
+func outLn(format string, args ...interface{}) {
+	fmt.Printf("\033[32;40m"+format+"\033[0m\n", args...)
+}
diff --git a/samples/dubbogo/simple/query/server/app/version.go b/samples/dubbogo/simple/query/server/app/version.go
new file mode 100644
index 000000000..04a3f7801
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/app/version.go
@@ -0,0 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+// Version dubbo version
+const Version = "2.7.5"
diff --git a/samples/dubbogo/simple/query/server/profiles/dev/log.yml b/samples/dubbogo/simple/query/server/profiles/dev/log.yml
new file mode 100644
index 000000000..9330cda17
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/profiles/dev/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "debug"
+development: true
+disableCaller: false
+disableStacktrace: false
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/query/server/profiles/dev/server.yml b/samples/dubbogo/simple/query/server/profiles/dev/server.yml
new file mode 100644
index 000000000..66d8f949c
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/profiles/dev/server.yml
@@ -0,0 +1,73 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "dev"
+
+registries:
+  "demoZk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+
+services:
+  "UserProvider":
+    registry: "demoZk"
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.pixiu.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    group: test
+    version: 1.0.0
+    methods:
+      - name: "CreateUser"
+        retries: 1
+        loadbalance: "random"
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    port: 20000
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/query/server/profiles/release/log.yml b/samples/dubbogo/simple/query/server/profiles/release/log.yml
new file mode 100644
index 000000000..e2835d8f2
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/profiles/release/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "warn"
+development: true
+disableCaller: true
+disableStacktrace: true
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/query/server/profiles/release/server.yml b/samples/dubbogo/simple/query/server/profiles/release/server.yml
new file mode 100644
index 000000000..e4ebf01d1
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/profiles/release/server.yml
@@ -0,0 +1,77 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+
+
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "release"
+
+registries:
+  "hangzhouzk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+    username: ""
+    password: ""
+
+services:
+  "UserProvider":
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    methods:
+      - name: "GetUser"
+        retries: 1
+        loadbalance: "random"
+
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    #    ip : "127.0.0.1"
+    port: 20000
+
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/query/server/profiles/test/log.yml b/samples/dubbogo/simple/query/server/profiles/test/log.yml
new file mode 100644
index 000000000..26d0a76ea
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/profiles/test/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "info"
+development: false
+disableCaller: false
+disableStacktrace: true
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/query/server/profiles/test/server.yml b/samples/dubbogo/simple/query/server/profiles/test/server.yml
new file mode 100644
index 000000000..cba0212be
--- /dev/null
+++ b/samples/dubbogo/simple/query/server/profiles/test/server.yml
@@ -0,0 +1,76 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+
+
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "test"
+
+registries:
+  "hangzhouzk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+    username: ""
+    password: ""
+
+services:
+  "UserProvider":
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    methods:
+      - name: "GetUser"
+        retries: 1
+        loadbalance: "random"
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    #    ip : "127.0.0.1"
+    port: 20000
+
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/query/test/pixiu_test.go b/samples/dubbogo/simple/query/test/pixiu_test.go
new file mode 100644
index 000000000..1a6d58f3b
--- /dev/null
+++ b/samples/dubbogo/simple/query/test/pixiu_test.go
@@ -0,0 +1,61 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package test
+
+import (
+	"net/http"
+	"testing"
+	"time"
+)
+
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGet1(t *testing.T) {
+	url := "http://localhost:8884/api/v1/test-dubbo/userByName?name=tc"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("GET", url, nil)
+	assert.NoError(t, err)
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestGet2(t *testing.T) {
+	url := "http://localhost:8884/api/v1/test-dubbo/userByCode?code=1"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("GET", url, nil)
+	assert.NoError(t, err)
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestGet3(t *testing.T) {
+	url := "http://localhost:8884/api/v1/test-dubbo/userByNameAndAge?name=tc&age=99"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("GET", url, nil)
+	assert.NoError(t, err)
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
diff --git a/samples/dubbogo/simple/uri/docker/docker-compose.yml b/samples/dubbogo/simple/uri/docker/docker-compose.yml
new file mode 100644
index 000000000..7ca8ee583
--- /dev/null
+++ b/samples/dubbogo/simple/uri/docker/docker-compose.yml
@@ -0,0 +1,27 @@
+#
+# Licensed to Apache Software Foundation (ASF) under one or more contributor
+# license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright
+# ownership. Apache Software Foundation (ASF) licenses this file to you under
+# the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+version: '3'
+
+services:
+  zookeeper:
+    image: zookeeper
+    ports:
+      - 2181:2181
+    restart: on-failure
diff --git a/samples/dubbogo/simple/uri/pixiu/api_config.yaml b/samples/dubbogo/simple/uri/pixiu/api_config.yaml
new file mode 100644
index 000000000..f1effb978
--- /dev/null
+++ b/samples/dubbogo/simple/uri/pixiu/api_config.yaml
@@ -0,0 +1,98 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+name: pixiu
+description: pixiu sample
+resources:
+  - path: '/api/v1/test-dubbo/user/name/:name'
+    type: restful
+    description: user
+    methods:
+      - httpVerb: GET
+        onAir: true
+        timeout: 1000ms
+        inboundRequest:
+          requestType: http
+          uri:
+            - name: name
+              required: true
+        integrationRequest:
+          requestType: dubbo
+          mappingParams:
+            - name: uri.name
+              mapTo: 0
+              mapType: "string"
+          applicationName: "UserProvider"
+          interface: "com.dubbogo.pixiu.UserService"
+          method: "GetUserByName"
+          group: "test"
+          version: 1.0.0
+          clusterName: "test_dubbo"
+  - path: '/api/v1/test-dubbo/user/code/:code'
+    type: restful
+    description: user
+    methods:
+      - httpVerb: GET
+        onAir: true
+        timeout: 1000ms
+        inboundRequest:
+          requestType: http
+          uri:
+            - name: code
+              required: true
+        integrationRequest:
+          requestType: dubbo
+          mappingParams:
+            - name: uri.code
+              mapTo: 0
+              mapType: "int"
+          applicationName: "UserProvider"
+          interface: "com.dubbogo.pixiu.UserService"
+          method: "GetUserByCode"
+          group: "test"
+          version: 1.0.0
+          clusterName: "test_dubbo"
+  - path: '/api/v1/test-dubbo/user/name/:name/age/:age'
+    type: restful
+    description: user
+    methods:
+      - httpVerb: GET
+        onAir: true
+        timeout: 1000ms
+        inboundRequest:
+          requestType: http
+          uri:
+            - name: name
+              required: true
+            - name: age
+              required: true
+        integrationRequest:
+          requestType: dubbo
+          mappingParams:
+            - name: uri.name
+              mapTo: 0
+              mapType: "string"
+            - name: uri.age
+              mapTo: 1
+              mapType: "int"
+          applicationName: "UserProvider"
+          interface: "com.dubbogo.pixiu.UserService"
+          method: "GetUserByNameAndAge"
+          group: "test"
+          version: 1.0.0
+          clusterName: "test_dubbo"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/uri/pixiu/conf.yaml b/samples/dubbogo/simple/uri/pixiu/conf.yaml
new file mode 100644
index 000000000..af60e205d
--- /dev/null
+++ b/samples/dubbogo/simple/uri/pixiu/conf.yaml
@@ -0,0 +1,47 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+---
+static_resources:
+  listeners:
+    - name: "net/http"
+      address:
+        socket_address:
+          protocol_type: "HTTP"
+          address: "0.0.0.0"
+          port: 8885
+      config:
+        idle_timeout: 5s
+        read_timeout: 5s
+        write_timeout: 5s
+  clusters:
+    - name: "test_dubbo"
+      lb_policy: "RoundRobin"
+      registries:
+        "zookeeper":
+          timeout: "3s"
+          address: "127.0.0.1:2181"
+          username: ""
+          password: ""
+  timeout_config:
+    connect_timeout: "5s"
+    request_timeout: "10s"
+  shutdown_config:
+    timeout: "60s"
+    step_timeout: "10s"
+    reject_policy: "immediacy"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/uri/server/app/server.go b/samples/dubbogo/simple/uri/server/app/server.go
new file mode 100644
index 000000000..87ab7628f
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/app/server.go
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+)
+
+import (
+	"github.com/apache/dubbo-go/common/logger"
+	"github.com/apache/dubbo-go/config"
+	_ "github.com/apache/dubbo-go/protocol/dubbo"
+	_ "github.com/apache/dubbo-go/registry/protocol"
+
+	_ "github.com/apache/dubbo-go/common/proxy/proxy_factory"
+	_ "github.com/apache/dubbo-go/filter/filter_impl"
+
+	_ "github.com/apache/dubbo-go/cluster/cluster_impl"
+	_ "github.com/apache/dubbo-go/cluster/loadbalance"
+	_ "github.com/apache/dubbo-go/registry/zookeeper"
+)
+
+var survivalTimeout = int(3e9)
+
+// they are necessary:
+// 		export CONF_PROVIDER_FILE_PATH="xxx"
+// 		export APP_LOG_CONF_FILE="xxx"
+func main() {
+	config.Load()
+	logger.Info("dubbo version is: %s", Version)
+	initSignal()
+}
+
+func initSignal() {
+	signals := make(chan os.Signal, 1)
+	// It is not possible to block SIGKILL or syscall.SIGSTOP
+	signal.Notify(signals, os.Interrupt, syscall.SIGHUP, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT)
+	for {
+		sig := <-signals
+		logger.Infof("get signal %s", sig.String())
+		switch sig {
+		case syscall.SIGHUP:
+			// reload()
+		default:
+			time.AfterFunc(time.Duration(survivalTimeout), func() {
+				logger.Warnf("app exit now by force...")
+				os.Exit(1)
+			})
+
+			// The program exits normally or timeout forcibly exits.
+			fmt.Println("provider app exit now...")
+			return
+		}
+	}
+}
diff --git a/samples/dubbogo/simple/uri/server/app/user.go b/samples/dubbogo/simple/uri/server/app/user.go
new file mode 100644
index 000000000..e0f2b7da5
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/app/user.go
@@ -0,0 +1,270 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"sync"
+	"time"
+)
+
+import (
+	hessian "github.com/apache/dubbo-go-hessian2"
+	"github.com/apache/dubbo-go/config"
+)
+
+func init() {
+	config.SetProviderService(new(UserProvider))
+	// ------for hessian2------
+	hessian.RegisterPOJO(&User{})
+
+	cache = &UserDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+
+	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
+	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
+}
+
+var cache *UserDB
+
+// UserDB cache user.
+type UserDB struct {
+	// key is name, value is user obj
+	nameIndex map[string]*User
+	// key is code, value is user obj
+	codeIndex map[int64]*User
+	lock      sync.Mutex
+}
+
+// nolint
+func (db *UserDB) Add(u *User) bool {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	if u.Name == "" || u.Code <= 0 {
+		return false
+	}
+
+	if !db.existName(u.Name) && !db.existCode(u.Code) {
+		return db.AddForName(u) && db.AddForCode(u)
+	}
+
+	return false
+}
+
+// nolint
+func (db *UserDB) AddForName(u *User) bool {
+	if len(u.Name) == 0 {
+		return false
+	}
+
+	if _, ok := db.nameIndex[u.Name]; ok {
+		return false
+	}
+
+	db.nameIndex[u.Name] = u
+	return true
+}
+
+// nolint
+func (db *UserDB) AddForCode(u *User) bool {
+	if u.Code <= 0 {
+		return false
+	}
+
+	if _, ok := db.codeIndex[u.Code]; ok {
+		return false
+	}
+
+	db.codeIndex[u.Code] = u
+	return true
+}
+
+// nolint
+func (db *UserDB) GetByName(n string) (*User, bool) {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	r, ok := db.nameIndex[n]
+	return r, ok
+}
+
+// nolint
+func (db *UserDB) GetByCode(n int64) (*User, bool) {
+	db.lock.Lock()
+	defer db.lock.Unlock()
+
+	r, ok := db.codeIndex[n]
+	return r, ok
+}
+
+func (db *UserDB) existName(name string) bool {
+	if len(name) <= 0 {
+		return false
+	}
+
+	_, ok := db.nameIndex[name]
+	if ok {
+		return true
+	}
+
+	return false
+}
+
+func (db *UserDB) existCode(code int64) bool {
+	if code <= 0 {
+		return false
+	}
+
+	_, ok := db.codeIndex[code]
+	if ok {
+		return true
+	}
+
+	return false
+}
+
+// User user obj.
+type User struct {
+	ID   string    `json:"id,omitempty"`
+	Code int64     `json:"code,omitempty"`
+	Name string    `json:"name,omitempty"`
+	Age  int32     `json:"age,omitempty"`
+	Time time.Time `json:"time,omitempty"`
+}
+
+// UserProvider the dubbo provider.
+// like: version: 1.0.0 group: test
+type UserProvider struct{}
+
+// CreateUser new user, PX config POST.
+func (u *UserProvider) CreateUser(ctx context.Context, user *User) (*User, error) {
+	outLn("Req CreateUser data:%#v", user)
+	if user == nil {
+		return nil, errors.New("not found")
+	}
+	_, ok := cache.GetByName(user.Name)
+	if ok {
+		return nil, errors.New("data is exist")
+	}
+
+	b := cache.Add(user)
+	if b {
+		return user, nil
+	}
+
+	return nil, errors.New("add error")
+}
+
+// GetUserByName query by name, single param, PX config GET.
+func (u *UserProvider) GetUserByName(ctx context.Context, name string) (*User, error) {
+	outLn("Req GetUserByName name:%#v", name)
+	r, ok := cache.GetByName(name)
+	if ok {
+		outLn("Req GetUserByName result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserByCode query by code, single param, PX config GET.
+func (u *UserProvider) GetUserByCode(ctx context.Context, code int64) (*User, error) {
+	outLn("Req GetUserByCode name:%#v", code)
+	r, ok := cache.GetByCode(code)
+	if ok {
+		outLn("Req GetUserByCode result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserTimeout query by name, will timeout for pixiu.
+func (u *UserProvider) GetUserTimeout(ctx context.Context, name string) (*User, error) {
+	outLn("Req GetUserByName name:%#v", name)
+	// sleep 10s, pixiu config less than 10s.
+	time.Sleep(10 * time.Second)
+	r, ok := cache.GetByName(name)
+	if ok {
+		outLn("Req GetUserByName result:%#v", r)
+		return r, nil
+	}
+	return nil, nil
+}
+
+// GetUserByNameAndAge query by name and age, two params, PX config GET.
+func (u *UserProvider) GetUserByNameAndAge(ctx context.Context, name string, age int32) (*User, error) {
+	outLn("Req GetUserByNameAndAge name:%s, age:%d", name, age)
+	r, ok := cache.GetByName(name)
+	if ok && r.Age == age {
+		outLn("Req GetUserByNameAndAge result:%#v", r)
+		return r, nil
+	}
+	return r, nil
+}
+
+// UpdateUser update by user struct, my be another struct, PX config POST or PUT.
+func (u *UserProvider) UpdateUser(ctx context.Context, user *User) (bool, error) {
+	outLn("Req UpdateUser data:%#v", user)
+	r, ok := cache.GetByName(user.Name)
+	if ok {
+		if user.ID != "" {
+			r.ID = user.ID
+		}
+		if user.Age >= 0 {
+			r.Age = user.Age
+		}
+		return true, nil
+	}
+	return false, errors.New("not found")
+}
+
+// UpdateUserByName update by user struct, my be another struct, PX config POST or PUT.
+func (u *UserProvider) UpdateUserByName(ctx context.Context, name string, user *User) (bool, error) {
+	outLn("Req UpdateUserByName data:%#v", user)
+	r, ok := cache.GetByName(name)
+	if ok {
+		if user.ID != "" {
+			r.ID = user.ID
+		}
+		if user.Age >= 0 {
+			r.Age = user.Age
+		}
+		return true, nil
+	}
+	return false, errors.New("not found")
+}
+
+// nolint
+func (u *UserProvider) Reference() string {
+	return "UserProvider"
+}
+
+// nolint
+func (u User) JavaClassName() string {
+	return "com.dubbogo.pixiu.User"
+}
+
+// nolint
+func outLn(format string, args ...interface{}) {
+	fmt.Printf("\033[32;40m"+format+"\033[0m\n", args...)
+}
diff --git a/samples/dubbogo/simple/uri/server/app/version.go b/samples/dubbogo/simple/uri/server/app/version.go
new file mode 100644
index 000000000..04a3f7801
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/app/version.go
@@ -0,0 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+// Version dubbo version
+const Version = "2.7.5"
diff --git a/samples/dubbogo/simple/uri/server/profiles/dev/log.yml b/samples/dubbogo/simple/uri/server/profiles/dev/log.yml
new file mode 100644
index 000000000..9330cda17
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/profiles/dev/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "debug"
+development: true
+disableCaller: false
+disableStacktrace: false
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/uri/server/profiles/dev/server.yml b/samples/dubbogo/simple/uri/server/profiles/dev/server.yml
new file mode 100644
index 000000000..66d8f949c
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/profiles/dev/server.yml
@@ -0,0 +1,73 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "dev"
+
+registries:
+  "demoZk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+
+services:
+  "UserProvider":
+    registry: "demoZk"
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.pixiu.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    group: test
+    version: 1.0.0
+    methods:
+      - name: "CreateUser"
+        retries: 1
+        loadbalance: "random"
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    port: 20000
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/uri/server/profiles/release/log.yml b/samples/dubbogo/simple/uri/server/profiles/release/log.yml
new file mode 100644
index 000000000..e2835d8f2
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/profiles/release/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "warn"
+development: true
+disableCaller: true
+disableStacktrace: true
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/uri/server/profiles/release/server.yml b/samples/dubbogo/simple/uri/server/profiles/release/server.yml
new file mode 100644
index 000000000..e4ebf01d1
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/profiles/release/server.yml
@@ -0,0 +1,77 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+
+
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "release"
+
+registries:
+  "hangzhouzk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+    username: ""
+    password: ""
+
+services:
+  "UserProvider":
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    methods:
+      - name: "GetUser"
+        retries: 1
+        loadbalance: "random"
+
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    #    ip : "127.0.0.1"
+    port: 20000
+
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/uri/server/profiles/test/log.yml b/samples/dubbogo/simple/uri/server/profiles/test/log.yml
new file mode 100644
index 000000000..26d0a76ea
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/profiles/test/log.yml
@@ -0,0 +1,45 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+level: "info"
+development: false
+disableCaller: false
+disableStacktrace: true
+sampling:
+encoding: "console"
+
+# encoder
+encoderConfig:
+  messageKey: "message"
+  levelKey: "level"
+  timeKey: "time"
+  nameKey: "logger"
+  callerKey: "caller"
+  stacktraceKey: "stacktrace"
+  lineEnding: ""
+  levelEncoder: "capitalColor"
+  timeEncoder: "iso8601"
+  durationEncoder: "seconds"
+  callerEncoder: "short"
+  nameEncoder: ""
+
+outputPaths:
+  - "stderr"
+errorOutputPaths:
+  - "stderr"
+initialFields:
diff --git a/samples/dubbogo/simple/uri/server/profiles/test/server.yml b/samples/dubbogo/simple/uri/server/profiles/test/server.yml
new file mode 100644
index 000000000..cba0212be
--- /dev/null
+++ b/samples/dubbogo/simple/uri/server/profiles/test/server.yml
@@ -0,0 +1,76 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# dubbo server yaml configure file
+
+
+# application config
+application:
+  organization: "dubbogopixiu.com"
+  name: "BDTService"
+  module: "dubbogo user-info server"
+  version: "0.0.1"
+  owner: "ZX"
+  environment: "test"
+
+registries:
+  "hangzhouzk":
+    protocol: "zookeeper"
+    timeout: "3s"
+    address: "127.0.0.1:2181"
+    username: ""
+    password: ""
+
+services:
+  "UserProvider":
+    protocol: "dubbo"
+    # Equivalent to the interface in the  dubbo.xml file
+    interface: "com.dubbogo.UserService"
+    loadbalance: "random"
+    warmup: "100"
+    cluster: "failover"
+    methods:
+      - name: "GetUser"
+        retries: 1
+        loadbalance: "random"
+
+protocols:
+  "dubbo":
+    name: "dubbo"
+    #    ip : "127.0.0.1"
+    port: 20000
+
+
+protocol_conf:
+  dubbo:
+    session_number: 700
+    session_timeout: "20s"
+    getty_session_param:
+      compress_encoding: false
+      tcp_no_delay: true
+      tcp_keep_alive: true
+      keep_alive_period: "120s"
+      tcp_r_buf_size: 262144
+      tcp_w_buf_size: 65536
+      pkg_rq_size: 1024
+      pkg_wq_size: 512
+      tcp_read_timeout: "1s"
+      tcp_write_timeout: "5s"
+      wait_timeout: "1s"
+      max_msg_len: 1024
+      session_name: "server"
\ No newline at end of file
diff --git a/samples/dubbogo/simple/uri/test/pixiu_test.go b/samples/dubbogo/simple/uri/test/pixiu_test.go
new file mode 100644
index 000000000..162c1459b
--- /dev/null
+++ b/samples/dubbogo/simple/uri/test/pixiu_test.go
@@ -0,0 +1,61 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package test
+
+import (
+	"net/http"
+	"testing"
+	"time"
+)
+
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGet1(t *testing.T) {
+	url := "http://localhost:8885/api/v1/test-dubbo/user/name/tc"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("GET", url, nil)
+	assert.NoError(t, err)
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestGet2(t *testing.T) {
+	url := "http://localhost:8885/api/v1/test-dubbo/user/code/1"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("GET", url, nil)
+	assert.NoError(t, err)
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}
+
+func TestGet3(t *testing.T) {
+	url := "http://localhost:8885/api/v1/test-dubbo/user/name/tc/age/99"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("GET", url, nil)
+	assert.NoError(t, err)
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+}

From 52b5d09a7823e08415b9b0fe20a5d2f0213bd414 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Fri, 2 Jul 2021 10:27:57 +0800
Subject: [PATCH 02/13] add more test case

---
 start_integrate_test.sh | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/start_integrate_test.sh b/start_integrate_test.sh
index 625b65357..1283ede0a 100644
--- a/start_integrate_test.sh
+++ b/start_integrate_test.sh
@@ -15,11 +15,10 @@
 #  limitations under the License.
 
 array=("samples/dubbogo/simple/body")
-#array+=("samples/dubbogo/simple/mix")
-#array+=("samples/dubbogo/simple/proxy")
-#array+=("samples/dubbogo/simple/query")
-#array+=("samples/dubbogo/simple/server")
-#array+=("samples/dubbogo/simple/uri")
+array+=("samples/dubbogo/simple/mix")
+array+=("samples/dubbogo/simple/proxy")
+array+=("samples/dubbogo/simple/query")
+array+=("samples/dubbogo/simple/uri")
 
 #http
 

From c87220732f986c6e938fb68f6a87b5e4706bfe10 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Fri, 2 Jul 2021 13:13:49 +0800
Subject: [PATCH 03/13] add more test case

---
 samples/dubbogo/simple/proxy/test/pixiu_test.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/samples/dubbogo/simple/proxy/test/pixiu_test.go b/samples/dubbogo/simple/proxy/test/pixiu_test.go
index a31338b2f..dc8a2e10a 100644
--- a/samples/dubbogo/simple/proxy/test/pixiu_test.go
+++ b/samples/dubbogo/simple/proxy/test/pixiu_test.go
@@ -30,7 +30,7 @@ import (
 
 func TestPost1(t *testing.T) {
 	url := "http://localhost:8883/api/v1/test-dubbo/UserService/com.dubbogo.pixiu.UserService?group=test&version=1.0.0&method=GetUserByName"
-	data := "{\"types\":[\"string\"],\"values\":\"tc\"}"
+	data := "{\"types\":\"string\",\"values\":\"tc\"}"
 	client := &http.Client{Timeout: 5 * time.Second}
 	req, err := http.NewRequest("POST", url, strings.NewReader(data))
 	assert.NoError(t, err)
@@ -43,7 +43,7 @@ func TestPost1(t *testing.T) {
 
 func TestPost2(t *testing.T) {
 	url := "http://localhost:8883/api/v1/test-dubbo/UserService/com.dubbogo.pixiu.UserService?group=test&version=1.0.0&method=UpdateUserByName"
-	data := "{\"types\":[\"string\",\"body\"],\"values\":[\"tc\",{\"id\":\"0001\",\"code\":1,\"name\":\"tc\",\"age\":15}]}"
+	data := "{\"types\":\"string,body\",\"values\":[\"tc\",{\"id\":\"0001\",\"code\":1,\"name\":\"tc\",\"age\":15}]}"
 	client := &http.Client{Timeout: 5 * time.Second}
 	req, err := http.NewRequest("POST", url, strings.NewReader(data))
 	assert.NoError(t, err)
@@ -56,7 +56,7 @@ func TestPost2(t *testing.T) {
 
 func TestPost3(t *testing.T) {
 	url := "http://localhost:8883/api/v1/test-dubbo/UserService/com.dubbogo.pixiu.UserService?group=test&version=1.0.0&method=GetUserByCode"
-	data := "{\"types\":[\"int\"],\"values\":1}"
+	data := "{\"types\":\"int\",\"values\":1}"
 	client := &http.Client{Timeout: 5 * time.Second}
 	req, err := http.NewRequest("POST", url, strings.NewReader(data))
 	assert.NoError(t, err)

From 7ed70d49bf1810b5a820b2b63cc56e6a7966563d Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Fri, 2 Jul 2021 13:30:04 +0800
Subject: [PATCH 04/13] add more test case

---
 samples/dubbogo/simple/proxy/test/pixiu_test.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/samples/dubbogo/simple/proxy/test/pixiu_test.go b/samples/dubbogo/simple/proxy/test/pixiu_test.go
index dc8a2e10a..dfe00319e 100644
--- a/samples/dubbogo/simple/proxy/test/pixiu_test.go
+++ b/samples/dubbogo/simple/proxy/test/pixiu_test.go
@@ -43,7 +43,7 @@ func TestPost1(t *testing.T) {
 
 func TestPost2(t *testing.T) {
 	url := "http://localhost:8883/api/v1/test-dubbo/UserService/com.dubbogo.pixiu.UserService?group=test&version=1.0.0&method=UpdateUserByName"
-	data := "{\"types\":\"string,body\",\"values\":[\"tc\",{\"id\":\"0001\",\"code\":1,\"name\":\"tc\",\"age\":15}]}"
+	data := "{\"types\":\"string,object\",\"values\":[\"tc\",{\"id\":\"0001\",\"code\":1,\"name\":\"tc\",\"age\":15}]}"
 	client := &http.Client{Timeout: 5 * time.Second}
 	req, err := http.NewRequest("POST", url, strings.NewReader(data))
 	assert.NoError(t, err)

From fcfe255d541ce176d3ec47b529d595b347fd58b1 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Mon, 5 Jul 2021 08:48:04 +0800
Subject: [PATCH 05/13] add more test case

---
 .../dubbogo/simple/body/server/app/user.go    | 35 +++++++++++--------
 samples/dubbogo/simple/mix/server/app/user.go | 35 +++++++++++--------
 .../dubbogo/simple/proxy/server/app/user.go   | 35 +++++++++++--------
 .../dubbogo/simple/query/server/app/user.go   | 35 +++++++++++--------
 samples/dubbogo/simple/uri/server/app/user.go | 35 +++++++++++--------
 5 files changed, 100 insertions(+), 75 deletions(-)

diff --git a/samples/dubbogo/simple/body/server/app/user.go b/samples/dubbogo/simple/body/server/app/user.go
index e0f2b7da5..01d3d2481 100644
--- a/samples/dubbogo/simple/body/server/app/user.go
+++ b/samples/dubbogo/simple/body/server/app/user.go
@@ -35,20 +35,16 @@ func init() {
 	// ------for hessian2------
 	hessian.RegisterPOJO(&User{})
 
-	cache = &UserDB{
-		nameIndex: make(map[string]*User, 16),
-		codeIndex: make(map[int64]*User, 16),
-		lock:      sync.Mutex{},
-	}
+	cache = newUserDB()
 
 	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
 	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
 }
 
-var cache *UserDB
+var cache *userDB
 
-// UserDB cache user.
-type UserDB struct {
+// userDB cache user.
+type userDB struct {
 	// key is name, value is user obj
 	nameIndex map[string]*User
 	// key is code, value is user obj
@@ -56,8 +52,17 @@ type UserDB struct {
 	lock      sync.Mutex
 }
 
+// userDB create func
+func newUserDB() *userDB {
+	return &userDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+}
+
 // nolint
-func (db *UserDB) Add(u *User) bool {
+func (db *userDB) Add(u *User) bool {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -73,7 +78,7 @@ func (db *UserDB) Add(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForName(u *User) bool {
+func (db *userDB) AddForName(u *User) bool {
 	if len(u.Name) == 0 {
 		return false
 	}
@@ -87,7 +92,7 @@ func (db *UserDB) AddForName(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForCode(u *User) bool {
+func (db *userDB) AddForCode(u *User) bool {
 	if u.Code <= 0 {
 		return false
 	}
@@ -101,7 +106,7 @@ func (db *UserDB) AddForCode(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) GetByName(n string) (*User, bool) {
+func (db *userDB) GetByName(n string) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -110,7 +115,7 @@ func (db *UserDB) GetByName(n string) (*User, bool) {
 }
 
 // nolint
-func (db *UserDB) GetByCode(n int64) (*User, bool) {
+func (db *userDB) GetByCode(n int64) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -118,7 +123,7 @@ func (db *UserDB) GetByCode(n int64) (*User, bool) {
 	return r, ok
 }
 
-func (db *UserDB) existName(name string) bool {
+func (db *userDB) existName(name string) bool {
 	if len(name) <= 0 {
 		return false
 	}
@@ -131,7 +136,7 @@ func (db *UserDB) existName(name string) bool {
 	return false
 }
 
-func (db *UserDB) existCode(code int64) bool {
+func (db *userDB) existCode(code int64) bool {
 	if code <= 0 {
 		return false
 	}
diff --git a/samples/dubbogo/simple/mix/server/app/user.go b/samples/dubbogo/simple/mix/server/app/user.go
index e0f2b7da5..01d3d2481 100644
--- a/samples/dubbogo/simple/mix/server/app/user.go
+++ b/samples/dubbogo/simple/mix/server/app/user.go
@@ -35,20 +35,16 @@ func init() {
 	// ------for hessian2------
 	hessian.RegisterPOJO(&User{})
 
-	cache = &UserDB{
-		nameIndex: make(map[string]*User, 16),
-		codeIndex: make(map[int64]*User, 16),
-		lock:      sync.Mutex{},
-	}
+	cache = newUserDB()
 
 	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
 	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
 }
 
-var cache *UserDB
+var cache *userDB
 
-// UserDB cache user.
-type UserDB struct {
+// userDB cache user.
+type userDB struct {
 	// key is name, value is user obj
 	nameIndex map[string]*User
 	// key is code, value is user obj
@@ -56,8 +52,17 @@ type UserDB struct {
 	lock      sync.Mutex
 }
 
+// userDB create func
+func newUserDB() *userDB {
+	return &userDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+}
+
 // nolint
-func (db *UserDB) Add(u *User) bool {
+func (db *userDB) Add(u *User) bool {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -73,7 +78,7 @@ func (db *UserDB) Add(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForName(u *User) bool {
+func (db *userDB) AddForName(u *User) bool {
 	if len(u.Name) == 0 {
 		return false
 	}
@@ -87,7 +92,7 @@ func (db *UserDB) AddForName(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForCode(u *User) bool {
+func (db *userDB) AddForCode(u *User) bool {
 	if u.Code <= 0 {
 		return false
 	}
@@ -101,7 +106,7 @@ func (db *UserDB) AddForCode(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) GetByName(n string) (*User, bool) {
+func (db *userDB) GetByName(n string) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -110,7 +115,7 @@ func (db *UserDB) GetByName(n string) (*User, bool) {
 }
 
 // nolint
-func (db *UserDB) GetByCode(n int64) (*User, bool) {
+func (db *userDB) GetByCode(n int64) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -118,7 +123,7 @@ func (db *UserDB) GetByCode(n int64) (*User, bool) {
 	return r, ok
 }
 
-func (db *UserDB) existName(name string) bool {
+func (db *userDB) existName(name string) bool {
 	if len(name) <= 0 {
 		return false
 	}
@@ -131,7 +136,7 @@ func (db *UserDB) existName(name string) bool {
 	return false
 }
 
-func (db *UserDB) existCode(code int64) bool {
+func (db *userDB) existCode(code int64) bool {
 	if code <= 0 {
 		return false
 	}
diff --git a/samples/dubbogo/simple/proxy/server/app/user.go b/samples/dubbogo/simple/proxy/server/app/user.go
index e0f2b7da5..01d3d2481 100644
--- a/samples/dubbogo/simple/proxy/server/app/user.go
+++ b/samples/dubbogo/simple/proxy/server/app/user.go
@@ -35,20 +35,16 @@ func init() {
 	// ------for hessian2------
 	hessian.RegisterPOJO(&User{})
 
-	cache = &UserDB{
-		nameIndex: make(map[string]*User, 16),
-		codeIndex: make(map[int64]*User, 16),
-		lock:      sync.Mutex{},
-	}
+	cache = newUserDB()
 
 	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
 	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
 }
 
-var cache *UserDB
+var cache *userDB
 
-// UserDB cache user.
-type UserDB struct {
+// userDB cache user.
+type userDB struct {
 	// key is name, value is user obj
 	nameIndex map[string]*User
 	// key is code, value is user obj
@@ -56,8 +52,17 @@ type UserDB struct {
 	lock      sync.Mutex
 }
 
+// userDB create func
+func newUserDB() *userDB {
+	return &userDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+}
+
 // nolint
-func (db *UserDB) Add(u *User) bool {
+func (db *userDB) Add(u *User) bool {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -73,7 +78,7 @@ func (db *UserDB) Add(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForName(u *User) bool {
+func (db *userDB) AddForName(u *User) bool {
 	if len(u.Name) == 0 {
 		return false
 	}
@@ -87,7 +92,7 @@ func (db *UserDB) AddForName(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForCode(u *User) bool {
+func (db *userDB) AddForCode(u *User) bool {
 	if u.Code <= 0 {
 		return false
 	}
@@ -101,7 +106,7 @@ func (db *UserDB) AddForCode(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) GetByName(n string) (*User, bool) {
+func (db *userDB) GetByName(n string) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -110,7 +115,7 @@ func (db *UserDB) GetByName(n string) (*User, bool) {
 }
 
 // nolint
-func (db *UserDB) GetByCode(n int64) (*User, bool) {
+func (db *userDB) GetByCode(n int64) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -118,7 +123,7 @@ func (db *UserDB) GetByCode(n int64) (*User, bool) {
 	return r, ok
 }
 
-func (db *UserDB) existName(name string) bool {
+func (db *userDB) existName(name string) bool {
 	if len(name) <= 0 {
 		return false
 	}
@@ -131,7 +136,7 @@ func (db *UserDB) existName(name string) bool {
 	return false
 }
 
-func (db *UserDB) existCode(code int64) bool {
+func (db *userDB) existCode(code int64) bool {
 	if code <= 0 {
 		return false
 	}
diff --git a/samples/dubbogo/simple/query/server/app/user.go b/samples/dubbogo/simple/query/server/app/user.go
index e0f2b7da5..01d3d2481 100644
--- a/samples/dubbogo/simple/query/server/app/user.go
+++ b/samples/dubbogo/simple/query/server/app/user.go
@@ -35,20 +35,16 @@ func init() {
 	// ------for hessian2------
 	hessian.RegisterPOJO(&User{})
 
-	cache = &UserDB{
-		nameIndex: make(map[string]*User, 16),
-		codeIndex: make(map[int64]*User, 16),
-		lock:      sync.Mutex{},
-	}
+	cache = newUserDB()
 
 	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
 	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
 }
 
-var cache *UserDB
+var cache *userDB
 
-// UserDB cache user.
-type UserDB struct {
+// userDB cache user.
+type userDB struct {
 	// key is name, value is user obj
 	nameIndex map[string]*User
 	// key is code, value is user obj
@@ -56,8 +52,17 @@ type UserDB struct {
 	lock      sync.Mutex
 }
 
+// userDB create func
+func newUserDB() *userDB {
+	return &userDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+}
+
 // nolint
-func (db *UserDB) Add(u *User) bool {
+func (db *userDB) Add(u *User) bool {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -73,7 +78,7 @@ func (db *UserDB) Add(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForName(u *User) bool {
+func (db *userDB) AddForName(u *User) bool {
 	if len(u.Name) == 0 {
 		return false
 	}
@@ -87,7 +92,7 @@ func (db *UserDB) AddForName(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForCode(u *User) bool {
+func (db *userDB) AddForCode(u *User) bool {
 	if u.Code <= 0 {
 		return false
 	}
@@ -101,7 +106,7 @@ func (db *UserDB) AddForCode(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) GetByName(n string) (*User, bool) {
+func (db *userDB) GetByName(n string) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -110,7 +115,7 @@ func (db *UserDB) GetByName(n string) (*User, bool) {
 }
 
 // nolint
-func (db *UserDB) GetByCode(n int64) (*User, bool) {
+func (db *userDB) GetByCode(n int64) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -118,7 +123,7 @@ func (db *UserDB) GetByCode(n int64) (*User, bool) {
 	return r, ok
 }
 
-func (db *UserDB) existName(name string) bool {
+func (db *userDB) existName(name string) bool {
 	if len(name) <= 0 {
 		return false
 	}
@@ -131,7 +136,7 @@ func (db *UserDB) existName(name string) bool {
 	return false
 }
 
-func (db *UserDB) existCode(code int64) bool {
+func (db *userDB) existCode(code int64) bool {
 	if code <= 0 {
 		return false
 	}
diff --git a/samples/dubbogo/simple/uri/server/app/user.go b/samples/dubbogo/simple/uri/server/app/user.go
index e0f2b7da5..01d3d2481 100644
--- a/samples/dubbogo/simple/uri/server/app/user.go
+++ b/samples/dubbogo/simple/uri/server/app/user.go
@@ -35,20 +35,16 @@ func init() {
 	// ------for hessian2------
 	hessian.RegisterPOJO(&User{})
 
-	cache = &UserDB{
-		nameIndex: make(map[string]*User, 16),
-		codeIndex: make(map[int64]*User, 16),
-		lock:      sync.Mutex{},
-	}
+	cache = newUserDB()
 
 	cache.Add(&User{ID: "0001", Code: 1, Name: "tc", Age: 18, Time: time.Now()})
 	cache.Add(&User{ID: "0002", Code: 2, Name: "ic", Age: 88, Time: time.Now()})
 }
 
-var cache *UserDB
+var cache *userDB
 
-// UserDB cache user.
-type UserDB struct {
+// userDB cache user.
+type userDB struct {
 	// key is name, value is user obj
 	nameIndex map[string]*User
 	// key is code, value is user obj
@@ -56,8 +52,17 @@ type UserDB struct {
 	lock      sync.Mutex
 }
 
+// userDB create func
+func newUserDB() *userDB {
+	return &userDB{
+		nameIndex: make(map[string]*User, 16),
+		codeIndex: make(map[int64]*User, 16),
+		lock:      sync.Mutex{},
+	}
+}
+
 // nolint
-func (db *UserDB) Add(u *User) bool {
+func (db *userDB) Add(u *User) bool {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -73,7 +78,7 @@ func (db *UserDB) Add(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForName(u *User) bool {
+func (db *userDB) AddForName(u *User) bool {
 	if len(u.Name) == 0 {
 		return false
 	}
@@ -87,7 +92,7 @@ func (db *UserDB) AddForName(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) AddForCode(u *User) bool {
+func (db *userDB) AddForCode(u *User) bool {
 	if u.Code <= 0 {
 		return false
 	}
@@ -101,7 +106,7 @@ func (db *UserDB) AddForCode(u *User) bool {
 }
 
 // nolint
-func (db *UserDB) GetByName(n string) (*User, bool) {
+func (db *userDB) GetByName(n string) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -110,7 +115,7 @@ func (db *UserDB) GetByName(n string) (*User, bool) {
 }
 
 // nolint
-func (db *UserDB) GetByCode(n int64) (*User, bool) {
+func (db *userDB) GetByCode(n int64) (*User, bool) {
 	db.lock.Lock()
 	defer db.lock.Unlock()
 
@@ -118,7 +123,7 @@ func (db *UserDB) GetByCode(n int64) (*User, bool) {
 	return r, ok
 }
 
-func (db *UserDB) existName(name string) bool {
+func (db *userDB) existName(name string) bool {
 	if len(name) <= 0 {
 		return false
 	}
@@ -131,7 +136,7 @@ func (db *UserDB) existName(name string) bool {
 	return false
 }
 
-func (db *UserDB) existCode(code int64) bool {
+func (db *userDB) existCode(code int64) bool {
 	if code <= 0 {
 		return false
 	}

From 0134b8d7e8146617d815bca60c166500705430a1 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Mon, 5 Jul 2021 17:49:25 +0800
Subject: [PATCH 06/13] add sleep time

---
 pkg/client/dubbo/dubbo.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/client/dubbo/dubbo.go b/pkg/client/dubbo/dubbo.go
index 510c3d6d3..4431d2ddf 100644
--- a/pkg/client/dubbo/dubbo.go
+++ b/pkg/client/dubbo/dubbo.go
@@ -262,7 +262,7 @@ func (dc *Client) create(key string, irequest fc.IntegrationRequest) *dg.Generic
 	referenceConfig.GenericLoad(key)
 	//TODO: fix it later
 	// sleep to wait invoker create
-	time.Sleep(500 * time.Millisecond)
+	time.Sleep(800 * time.Millisecond)
 	clientService := referenceConfig.GetRPCService().(*dg.GenericService)
 
 	dc.GenericServicePool[key] = clientService

From 7a9f94f31577be63e3e418dfadd915a74c6a8d4b Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Mon, 5 Jul 2021 22:19:10 +0800
Subject: [PATCH 07/13] add sleep time

---
 pkg/client/dubbo/dubbo.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/client/dubbo/dubbo.go b/pkg/client/dubbo/dubbo.go
index 4431d2ddf..8c6badb29 100644
--- a/pkg/client/dubbo/dubbo.go
+++ b/pkg/client/dubbo/dubbo.go
@@ -262,7 +262,7 @@ func (dc *Client) create(key string, irequest fc.IntegrationRequest) *dg.Generic
 	referenceConfig.GenericLoad(key)
 	//TODO: fix it later
 	// sleep to wait invoker create
-	time.Sleep(800 * time.Millisecond)
+	time.Sleep(1000 * time.Millisecond)
 	clientService := referenceConfig.GetRPCService().(*dg.GenericService)
 
 	dc.GenericServicePool[key] = clientService

From 30617b473f801cb417ef6f0a63c6775292f9de73 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Tue, 6 Jul 2021 08:58:49 +0800
Subject: [PATCH 08/13] sub sleep time

---
 pkg/client/dubbo/dubbo.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/client/dubbo/dubbo.go b/pkg/client/dubbo/dubbo.go
index 8c6badb29..510c3d6d3 100644
--- a/pkg/client/dubbo/dubbo.go
+++ b/pkg/client/dubbo/dubbo.go
@@ -262,7 +262,7 @@ func (dc *Client) create(key string, irequest fc.IntegrationRequest) *dg.Generic
 	referenceConfig.GenericLoad(key)
 	//TODO: fix it later
 	// sleep to wait invoker create
-	time.Sleep(1000 * time.Millisecond)
+	time.Sleep(500 * time.Millisecond)
 	clientService := referenceConfig.GetRPCService().(*dg.GenericService)
 
 	dc.GenericServicePool[key] = clientService

From e92d5222c443dc296cd1ca70f00c5a72f13dad41 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Tue, 6 Jul 2021 09:16:28 +0800
Subject: [PATCH 09/13] modify timeout

---
 samples/dubbogo/simple/mix/pixiu/api_config.yaml   | 6 +++---
 samples/dubbogo/simple/query/pixiu/api_config.yaml | 6 +++---
 samples/dubbogo/simple/uri/pixiu/api_config.yaml   | 6 +++---
 3 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/samples/dubbogo/simple/mix/pixiu/api_config.yaml b/samples/dubbogo/simple/mix/pixiu/api_config.yaml
index 9900188fd..ae9be8aa4 100644
--- a/samples/dubbogo/simple/mix/pixiu/api_config.yaml
+++ b/samples/dubbogo/simple/mix/pixiu/api_config.yaml
@@ -25,7 +25,7 @@ resources:
     methods:
       - httpVerb: GET
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
         integrationRequest:
@@ -45,7 +45,7 @@ resources:
           clusterName: "test_dubbo"
       - httpVerb: PUT
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
         integrationRequest:
@@ -71,7 +71,7 @@ resources:
     methods:
       - httpVerb: PUT
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
         integrationRequest:
diff --git a/samples/dubbogo/simple/query/pixiu/api_config.yaml b/samples/dubbogo/simple/query/pixiu/api_config.yaml
index a1f16c9c6..ab1b77850 100644
--- a/samples/dubbogo/simple/query/pixiu/api_config.yaml
+++ b/samples/dubbogo/simple/query/pixiu/api_config.yaml
@@ -25,7 +25,7 @@ resources:
     methods:
       - httpVerb: GET
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
         integrationRequest:
@@ -46,7 +46,7 @@ resources:
     methods:
       - httpVerb: GET
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
         integrationRequest:
@@ -70,7 +70,7 @@ resources:
     methods:
       - httpVerb: GET
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
         integrationRequest:
diff --git a/samples/dubbogo/simple/uri/pixiu/api_config.yaml b/samples/dubbogo/simple/uri/pixiu/api_config.yaml
index f1effb978..044225ef4 100644
--- a/samples/dubbogo/simple/uri/pixiu/api_config.yaml
+++ b/samples/dubbogo/simple/uri/pixiu/api_config.yaml
@@ -25,7 +25,7 @@ resources:
     methods:
       - httpVerb: GET
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
           uri:
@@ -49,7 +49,7 @@ resources:
     methods:
       - httpVerb: GET
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
           uri:
@@ -73,7 +73,7 @@ resources:
     methods:
       - httpVerb: GET
         onAir: true
-        timeout: 1000ms
+        timeout: 100s
         inboundRequest:
           requestType: http
           uri:

From 13a46c736fac3475b93ddc5f77828d031da55180 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Tue, 6 Jul 2021 10:11:30 +0800
Subject: [PATCH 10/13] modify timeout

---
 build/Makefile    | 2 --
 integrate_test.sh | 2 ++
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/build/Makefile b/build/Makefile
index c27129cb7..9cefb11c4 100644
--- a/build/Makefile
+++ b/build/Makefile
@@ -144,8 +144,6 @@ stop:
 
 ## integration: Run integration test for this application
 .PHONY: integration
-integration: export CONF_CONSUMER_FILE_PATH ?= $(OUT_DIR)/conf/client.yml
-integration: export CONF_ROUTER_FILE_PATH ?= $(OUT_DIR)/conf/router_config.yml
 integration:
 	$(info   >  Running integration test for application $(PROJECT_NAME))
 	@go clean -testcache
diff --git a/integrate_test.sh b/integrate_test.sh
index e7bb01773..bf00bbb0e 100644
--- a/integrate_test.sh
+++ b/integrate_test.sh
@@ -26,8 +26,10 @@ make PROJECT_DIR=$P_DIR PIXIU_DIR=$PIXIU_DIR PROJECT_NAME=$(basename $P_DIR) BAS
 
 # start server
 make PROJECT_DIR=$P_DIR PIXIU_DIR=$PIXIU_DIR PROJECT_NAME=$(basename $P_DIR) BASE_DIR=$P_DIR/dist -f build/Makefile start
+sleep 500
 # start pixiu
 make PROJECT_DIR=$P_DIR PIXIU_DIR=$PIXIU_DIR PROJECT_NAME=$(basename $P_DIR) BASE_DIR=$P_DIR/dist -f build/Makefile buildPixiu
+sleep 500
 # start integration
 make PROJECT_DIR=$P_DIR PIXIU_DIR=$PIXIU_DIR PROJECT_NAME=$(basename $P_DIR) BASE_DIR=$P_DIR/dist -f build/Makefile integration
 result=$?

From 596c41c9485139825df01421fc68f916d3883a33 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Tue, 6 Jul 2021 10:22:54 +0800
Subject: [PATCH 11/13] wait dubbgo startup

---
 integrate_test.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/integrate_test.sh b/integrate_test.sh
index bf00bbb0e..6e1e2d2d8 100644
--- a/integrate_test.sh
+++ b/integrate_test.sh
@@ -26,10 +26,10 @@ make PROJECT_DIR=$P_DIR PIXIU_DIR=$PIXIU_DIR PROJECT_NAME=$(basename $P_DIR) BAS
 
 # start server
 make PROJECT_DIR=$P_DIR PIXIU_DIR=$PIXIU_DIR PROJECT_NAME=$(basename $P_DIR) BASE_DIR=$P_DIR/dist -f build/Makefile start
-sleep 500
+sleep 0.5
 # start pixiu
 make PROJECT_DIR=$P_DIR PIXIU_DIR=$PIXIU_DIR PROJECT_NAME=$(basename $P_DIR) BASE_DIR=$P_DIR/dist -f build/Makefile buildPixiu
-sleep 500
+sleep 0.5
 # start integration
 make PROJECT_DIR=$P_DIR PIXIU_DIR=$PIXIU_DIR PROJECT_NAME=$(basename $P_DIR) BASE_DIR=$P_DIR/dist -f build/Makefile integration
 result=$?

From 813c9e91b0084d9989fdf346e1c146f2183c2611 Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Tue, 6 Jul 2021 18:27:37 +0800
Subject: [PATCH 12/13] sort go version

---
 .github/workflows/github-actions.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/github-actions.yml b/.github/workflows/github-actions.yml
index 2327a6e94..9b781daf0 100644
--- a/.github/workflows/github-actions.yml
+++ b/.github/workflows/github-actions.yml
@@ -35,8 +35,9 @@ jobs:
       # If you want to matrix build , you can append the following list.
       matrix:
         go_version:
-          - 1.15
           - 1.14
+          - 1.15
+
         os:
           - ubuntu-latest
 

From 06c49b17e1e4f7fde5d5306d9e46154709c6755e Mon Sep 17 00:00:00 2001
From: xun zhang <18721825717@163.com>
Date: Tue, 6 Jul 2021 18:36:23 +0800
Subject: [PATCH 13/13] use 1.14 go version

---
 .asf.yaml                            | 2 +-
 .github/workflows/github-actions.yml | 1 -
 .travis.yml                          | 2 +-
 3 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/.asf.yaml b/.asf.yaml
index 45b0f53ca..080f7fb05 100644
--- a/.asf.yaml
+++ b/.asf.yaml
@@ -22,7 +22,7 @@ github:
       required_status_checks:
         strict: true
         contexts:
-          - "ubuntu-latest - Go 1.15"
+          - "ubuntu-latest - Go 1.14"
 
 notifications:
      commits:      commits@dubbo.apache.org
diff --git a/.github/workflows/github-actions.yml b/.github/workflows/github-actions.yml
index 9b781daf0..b84ce26a8 100644
--- a/.github/workflows/github-actions.yml
+++ b/.github/workflows/github-actions.yml
@@ -36,7 +36,6 @@ jobs:
       matrix:
         go_version:
           - 1.14
-          - 1.15
 
         os:
           - ubuntu-latest
diff --git a/.travis.yml b/.travis.yml
index 74a6d487d..35c51be26 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,7 +19,7 @@
 language: go
 
 go:
-  - "1.15"
+  - "1.14"
 env:
   - GO111MODULE=on