add user define config

common/constant/key.go

@@ -209,6 +209,7 @@ const (
 	RouterConfigPrefix         = "dubbo.router"
 	TracingConfigPrefix        = "dubbo.tracing"
 	LoggerConfigPrefix         = "dubbo.logger"
+	UserDefineConfigPrefix     = "dubbo.user-define"
 )
 
 const (

config/root_config.go

@@ -80,6 +80,8 @@ type RootConfig struct {
 
 	// cache file used to store the current used configurations.
 	CacheFile string `yaml:"cache_file" json:"cache_file,omitempty" property:"cache_file"`
+
+	UserDefine *UserDefineConfig `yaml:"user-define" json:"user-define,omitempty" property:"user-define"`
 }
 
 func SetRootConfig(r RootConfig) {
@@ -153,6 +155,11 @@ func (rc *RootConfig) Init() error {
 		return err
 	}
 
+	// init user define
+	if err := rc.UserDefine.Init(); err != nil {
+		return err
+	}
+
 	// init protocol
 	protocols := rc.Protocols
 	if len(protocols) <= 0 {
@@ -226,6 +233,7 @@ func newEmptyRootConfig() *RootConfig {
 		Consumer:       NewConsumerConfigBuilder().Build(),
 		Metric:         NewMetricConfigBuilder().Build(),
 		Logger:         NewLoggerConfigBuilder().Build(),
+		UserDefine:	NewUserDefineConfigBuilder().Build(),
 	}
 	return newRootConfig
 }
@@ -313,6 +321,11 @@ func (rb *RootConfigBuilder) SetConfigCenter(configCenterConfig *CenterConfig) *
 	return rb
 }
 
+func (rb *RootConfigBuilder) SetUserDefine(userDefineConfig *UserDefineConfig) *RootConfigBuilder {
+	rb.rootConfig.UserDefine = userDefineConfig
+	return rb
+}
+
 func (rb *RootConfigBuilder) Build() *RootConfig {
 	return rb.rootConfig
 }

config/testdata/config/user_define/empty_log.yaml

@@ -0,0 +1,11 @@
+dubbo:
+  user-define:
+  registries:
+    nacos:
+      timeout: 5s
+      group: dev
+      address: nacos://127.0.0.1:8848
+    zk:
+      protocol: zookeeper
+      group: test
+      address: 127.0.0.1:2181

config/testdata/config/user_define/user_define.yaml

@@ -0,0 +1,15 @@
+dubbo:
+  registries:
+    nacos:
+      timeout: 5s
+      group: dev
+      address: nacos://127.0.0.1:8848
+    zk:
+      protocol: zookeeper
+      group: test
+      address: 127.0.0.1:2181
+  user-define:
+      name: test
+      version: v2.0
+      define-config:
+        test-config: true

config/user_define_config.go

@@ -0,0 +1,81 @@
+/*
+ * 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 config
+
+import(
+	"github.com/creasty/defaults"
+)
+
+import (
+	"dubbo.apache.org/dubbo-go/v3/common/constant"
+)
+
+type UserDefineConfig struct {
+	Name         string                 `default:"user-config" yaml:"name" json:"name,omitempty" property:"name"`
+	Version      string                 `default:"v1.0" yaml:"version" json:"version,omitempty" property:"version"`
+	DefineConfig map[string]interface{} `yaml:"define-config" json:"define-config,omitempty" property:"define-config"`
+}
+
+func (*UserDefineConfig) Prefix() string {
+	return constant.UserDefineConfigPrefix
+}
+
+func (udc *UserDefineConfig) Init() error {
+	return udc.check()
+}
+
+func (udc *UserDefineConfig) check() error {
+	if err := defaults.Set(udc); err != nil {
+		return err
+	}
+	return verify(udc)
+}
+
+func (udc *UserDefineConfig) GetDefineValue(key string, default_value interface{}) interface{} {
+	if define_value, ok := udc.DefineConfig[key]; ok {
+		return define_value
+	}
+	return default_value
+}
+
+type UserDefineConfigBuilder struct {
+	userDefineConfig *UserDefineConfig
+}
+
+func NewUserDefineConfigBuilder() *UserDefineConfigBuilder {
+	return &UserDefineConfigBuilder{userDefineConfig: &UserDefineConfig{}}
+}
+
+func (udcb *UserDefineConfigBuilder) SetName(name string) *UserDefineConfigBuilder {
+	udcb.userDefineConfig.Name = name
+	return udcb
+}
+
+func (udcb *UserDefineConfigBuilder) SetVersion(version string) *UserDefineConfigBuilder {
+	udcb.userDefineConfig.Version = version
+	return udcb
+}
+
+func (udcb *UserDefineConfigBuilder) SetDefineConfig(key string, val interface{}) *UserDefineConfigBuilder {
+	udcb.userDefineConfig.DefineConfig[key] = val
+	return udcb
+}
+
+func (udcb *UserDefineConfigBuilder) Build() *UserDefineConfig {
+	return udcb.userDefineConfig
+}

config/user_define_config_test.go

@@ -0,0 +1,53 @@
+/*
+ * 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 config
+
+import (
+	"testing"
+)
+
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+func TestUserDefineInit(t *testing.T) {
+	t.Run("empty use default", func(t *testing.T) {
+		err := Load(WithPath("./testdata/config/user_define/empty_log.yaml"))
+		assert.Nil(t, err)
+		assert.NotNil(t, rootConfig)
+		UserDefineConfig := rootConfig.UserDefine
+		assert.NotNil(t, UserDefineConfig)
+		assert.Equal(t, UserDefineConfig.Name, "user-config")
+		assert.Equal(t, UserDefineConfig.Version, "v1.0")
+		assert.Equal(t, UserDefineConfig.DefineConfig, map[string]interface{}(nil))
+		assert.Equal(t, UserDefineConfig.GetDefineValue("test", "test"), "test")
+	})
+
+	t.Run("use config", func(t *testing.T) {
+		err := Load(WithPath("./testdata/config/user_define/user_define.yaml"))
+		assert.Nil(t, err)
+		assert.NotNil(t, rootConfig)
+		UserDefineConfig := rootConfig.UserDefine
+		assert.NotNil(t, UserDefineConfig)
+		assert.Equal(t, UserDefineConfig.Name, "test")
+		assert.Equal(t, UserDefineConfig.Version, "v2.0")
+		assert.Equal(t, UserDefineConfig.DefineConfig, map[string]interface{}{"test-config": true})
+		assert.Equal(t, UserDefineConfig.GetDefineValue("test-config", false), true)
+		assert.Equal(t, UserDefineConfig.GetDefineValue("test-no-config", false), false)
+	})
+}