sdttttt · sdttttt · Sep 11, 2020 · Jul 29, 2020 · Jul 29, 2020 · Jul 29, 2020
diff --git a/CHANGE.md b/CHANGE.md
@@ -1,6 +1,34 @@
 # Release Notes
 ---
 
+## 1.5.1
+
+### New Features
+- [Add dynamic tag router](https://github.com/apache/dubbo-go/pull/703)
+- [Add TLS support](https://github.com/apache/dubbo-go/pull/685)
+- [Add Nearest first for multiple registry](https://github.com/apache/dubbo-go/pull/659)
+- [Add application and service level router](https://github.com/apache/dubbo-go/pull/662)
+- [Add dynamic tag router](https://github.com/apache/dubbo-go/pull/665)
+
+### Enhancement
+- [Avoid init the log twice](https://github.com/apache/dubbo-go/pull/719)
+- [Correct words and format codes](https://github.com/apache/dubbo-go/pull/704)
+- [Change log stack level from warn to error](https://github.com/apache/dubbo-go/pull/702)
+- [Optimize remotes configuration](https://github.com/apache/dubbo-go/pull/687)
+
+### Bugfixes
+- [Fix register service instance after provider config load](https://github.com/apache/dubbo-go/pull/694)
+- [Fix call subscribe function asynchronously](https://github.com/apache/dubbo-go/pull/721)
+- [Fix tag router rule copy](https://github.com/apache/dubbo-go/pull/721)
+- [Fix nacos unit test failed](https://github.com/apache/dubbo-go/pull/705)
+- [Fix can not inovke nacos destroy when graceful shutdown](https://github.com/apache/dubbo-go/pull/689)
+- [Fix zk lost event](https://github.com/apache/dubbo-go/pull/692)
+- [Fix k8s ut bug](https://github.com/apache/dubbo-go/pull/693)
+
+Milestone: [https://github.com/apache/dubbo-go/milestone/2?closed=1](https://github.com/apache/dubbo-go/milestone/2?closed=1)
+
+Project: [https://github.com/apache/dubbo-go/projects/8](https://github.com/apache/dubbo-go/projects/8)
+
 ## 1.5.0
 
 ### New Features

diff --git a/NOTICE b/NOTICE
@@ -1,4 +1,4 @@
-Apache Dubbo Go
+Apache Dubbo-go
 Copyright 2018-2020 The Apache Software Foundation
 
 This product includes software developed at

diff --git a/README.md b/README.md
@@ -16,6 +16,8 @@ Apache License, Version 2.0
 
 ## Release note ##
 
+[v1.5.1 - Aug 23, 2020](https://github.com/apache/dubbo-go/releases/tag/v1.5.1)
+
 [v1.5.0 - July 24, 2020](https://github.com/apache/dubbo-go/releases/tag/v1.5.0)
 
 [v1.4.0 - Mar 17, 2020](https://github.com/apache/dubbo-go/releases/tag/v1.4.0)
@@ -34,7 +36,7 @@ Both extension module and layered project architecture is according to Apache Du
 
 ![dubbo go extend](./doc/pic/arch/dubbo-go-ext.png)
 
-If you wanna know more about dubbo-go, please visit this reference [Project Architeture design](https://github.com/apache/dubbo-go/wiki/dubbo-go-V1.0-design)
+If you wanna know more about dubbo-go, please visit this reference [Project Architecture design](https://github.com/apache/dubbo-go/wiki/dubbo-go-V1.0-design)
 
 ## Feature list ##
 

diff --git a/README_CN.md b/README_CN.md
@@ -180,7 +180,7 @@ go test ./... -coverprofile=coverage.txt -covermode=atomic
 
 ## [User List](https://github.com/apache/dubbo-go/issues/2)
 
-若你正在使用 [apache/dubbo-go](github.com/apache/dubbo-go) 且认为其有用或者向对其做改进，请忝列贵司信息于 [用户列表](https://github.com/apache/dubbo-go/issues/2)，以便我们知晓之。
+若你正在使用 [apache/dubbo-go](github.com/apache/dubbo-go) 且认为其有用或者想对其做改进，请添列贵司信息于 [用户列表](https://github.com/apache/dubbo-go/issues/2)，以便我们知晓。
 
 <div>
 <table>

diff --git a/before_ut.bat b/before_ut.bat
@@ -36,5 +36,8 @@ xcopy /f "%zkJar%" "cluster/router/chain/zookeeper-4unittest/contrib/fatjar/"
 md cluster\router\condition\zookeeper-4unittest\contrib\fatjar
 xcopy /f "%zkJar%" "cluster/router/condition/zookeeper-4unittest/contrib/fatjar/"
 
+mkdir -p cluster/router/tag/zookeeper-4unittest/contrib/fatjar
+cp ${zkJar} cluster/router/tag/zookeeper-4unittest/contrib/fatjar
+
 md metadata\report\zookeeper\zookeeper-4unittest\contrib\fatjar
 xcopy /f "%zkJar%" "metadata/report/zookeeper/zookeeper-4unittest/contrib/fatjar/"
diff --git a/before_ut.sh b/before_ut.sh
@@ -36,5 +36,8 @@ cp ${zkJar} cluster/router/chain/zookeeper-4unittest/contrib/fatjar
 mkdir -p cluster/router/condition/zookeeper-4unittest/contrib/fatjar
 cp ${zkJar} cluster/router/condition/zookeeper-4unittest/contrib/fatjar
 
+mkdir -p cluster/router/tag/zookeeper-4unittest/contrib/fatjar
+cp ${zkJar} cluster/router/tag/zookeeper-4unittest/contrib/fatjar
+
 mkdir -p metadata/report/zookeeper/zookeeper-4unittest/contrib/fatjar
 cp ${zkJar} metadata/report/zookeeper/zookeeper-4unittest/contrib/fatjar
diff --git a/cluster/cluster_impl/available_cluster.go b/cluster/cluster_impl/available_cluster.go
@@ -38,6 +38,7 @@ func NewAvailableCluster() cluster.Cluster {
 	return &availableCluster{}
 }
 
+// Join returns a baseClusterInvoker instance
 func (cluser *availableCluster) Join(directory cluster.Directory) protocol.Invoker {
 	return NewAvailableClusterInvoker(directory)
 }
diff --git a/cluster/cluster_impl/base_cluster_invoker.go b/cluster/cluster_impl/base_cluster_invoker.go
@@ -17,6 +17,10 @@
 
 package cluster_impl
 
+import (
+	"context"
+)
+
 import (
 	gxnet "github.com/dubbogo/gost/net"
 	perrors "github.com/pkg/errors"
@@ -36,6 +40,7 @@ type baseClusterInvoker struct {
 	availablecheck bool
 	destroyed      *atomic.Bool
 	stickyInvoker  protocol.Invoker
+	interceptor    cluster.ClusterInterceptor
 }
 
 func newBaseClusterInvoker(directory cluster.Directory) baseClusterInvoker {
@@ -146,6 +151,20 @@ func (invoker *baseClusterInvoker) doSelectInvoker(lb cluster.LoadBalance, invoc
 	return selectedInvoker
 }
 
+func (invoker *baseClusterInvoker) Invoke(ctx context.Context, invocation protocol.Invocation) protocol.Result {
+	if invoker.interceptor != nil {
+		invoker.interceptor.BeforeInvoker(ctx, invocation)
+
+		result := invoker.interceptor.DoInvoke(ctx, invocation)
+
+		invoker.interceptor.AfterInvoker(ctx, invocation)
+
+		return result
+	}
+
+	return nil
+}
+
 func isInvoked(selectedInvoker protocol.Invoker, invoked []protocol.Invoker) bool {
 	for _, i := range invoked {
 		if i == selectedInvoker {

diff --git a/cluster/cluster_impl/broadcast_cluster.go b/cluster/cluster_impl/broadcast_cluster.go
@@ -39,6 +39,7 @@ func NewBroadcastCluster() cluster.Cluster {
 	return &broadcastCluster{}
 }
 
+// Join returns a baseClusterInvoker instance
 func (cluster *broadcastCluster) Join(directory cluster.Directory) protocol.Invoker {
 	return newBroadcastClusterInvoker(directory)
 }
diff --git a/cluster/cluster_impl/broadcast_cluster_invoker.go b/cluster/cluster_impl/broadcast_cluster_invoker.go
@@ -36,6 +36,7 @@ func newBroadcastClusterInvoker(directory cluster.Directory) protocol.Invoker {
 	}
 }
 
+// nolint
 func (invoker *broadcastClusterInvoker) Invoke(ctx context.Context, invocation protocol.Invocation) protocol.Result {
 	invokers := invoker.directory.List(invocation)
 	err := invoker.checkInvokers(invokers, invocation)

diff --git a/cluster/cluster_impl/failback_cluster.go b/cluster/cluster_impl/failback_cluster.go
@@ -39,6 +39,7 @@ func NewFailbackCluster() cluster.Cluster {
 	return &failbackCluster{}
 }
 
+// Join returns a baseClusterInvoker instance
 func (cluster *failbackCluster) Join(directory cluster.Directory) protocol.Invoker {
 	return newFailbackClusterInvoker(directory)
 }
diff --git a/cluster/cluster_impl/failback_cluster_invoker.go b/cluster/cluster_impl/failback_cluster_invoker.go
@@ -126,6 +126,7 @@ func (invoker *failbackClusterInvoker) checkRetry(retryTask *retryTimerTask, err
 	}
 }
 
+// nolint
 func (invoker *failbackClusterInvoker) Invoke(ctx context.Context, invocation protocol.Invocation) protocol.Result {
 	invokers := invoker.directory.List(invocation)
 	if err := invoker.checkInvokers(invokers, invocation); err != nil {

diff --git a/cluster/cluster_impl/failfast_cluster.go b/cluster/cluster_impl/failfast_cluster.go
@@ -39,6 +39,7 @@ func NewFailFastCluster() cluster.Cluster {
 	return &failfastCluster{}
 }
 
+// Join returns a baseClusterInvoker instance
 func (cluster *failfastCluster) Join(directory cluster.Directory) protocol.Invoker {
 	return newFailFastClusterInvoker(directory)
 }
diff --git a/cluster/cluster_impl/failfast_cluster_invoker.go b/cluster/cluster_impl/failfast_cluster_invoker.go
@@ -35,6 +35,7 @@ func newFailFastClusterInvoker(directory cluster.Directory) protocol.Invoker {
 	}
 }
 
+// nolint
 func (invoker *failfastClusterInvoker) Invoke(ctx context.Context, invocation protocol.Invocation) protocol.Result {
 	invokers := invoker.directory.List(invocation)
 	err := invoker.checkInvokers(invokers, invocation)

diff --git a/cluster/cluster_impl/failover_cluster.go b/cluster/cluster_impl/failover_cluster.go
@@ -19,16 +19,15 @@ package cluster_impl
 
 import (
 	"github.com/apache/dubbo-go/cluster"
+	"github.com/apache/dubbo-go/common/constant"
 	"github.com/apache/dubbo-go/common/extension"
 	"github.com/apache/dubbo-go/protocol"
 )
 
 type failoverCluster struct{}
 
-const name = "failover"
-
 func init() {
-	extension.SetCluster(name, NewFailoverCluster)
+	extension.SetCluster(constant.FAILOVER_CLUSTER_NAME, NewFailoverCluster)
 }
 
 // NewFailoverCluster returns a failover cluster instance
@@ -40,6 +39,7 @@ func NewFailoverCluster() cluster.Cluster {
 	return &failoverCluster{}
 }
 
+// Join returns a baseClusterInvoker instance
 func (cluster *failoverCluster) Join(directory cluster.Directory) protocol.Invoker {
 	return newFailoverClusterInvoker(directory)
 }
diff --git a/cluster/cluster_impl/failover_cluster_invoker.go b/cluster/cluster_impl/failover_cluster_invoker.go
@@ -19,6 +19,7 @@ package cluster_impl
 
 import (
 	"context"
+	"fmt"
 	"strconv"
 )
 
@@ -44,6 +45,7 @@ func newFailoverClusterInvoker(directory cluster.Directory) protocol.Invoker {
 	}
 }
 
+// nolint
 func (invoker *failoverClusterInvoker) Invoke(ctx context.Context, invocation protocol.Invocation) protocol.Result {
 	var (
 		result    protocol.Result
@@ -91,8 +93,10 @@ func (invoker *failoverClusterInvoker) Invoke(ctx context.Context, invocation pr
 	invokerSvc := invoker.GetUrl().Service()
 	invokerUrl := invoker.directory.GetUrl()
 	return &protocol.RPCResult{
-		Err: perrors.Errorf("Failed to invoke the method %v in the service %v. Tried %v times of the providers %v (%v/%v)from the registry %v on the consumer %v using the dubbo version %v. Last error is %v.",
-			methodName, invokerSvc, retries, providers, len(providers), len(invokers), invokerUrl, ip, constant.Version, result.Error().Error(),
+		Err: perrors.Wrap(result.Error(), fmt.Sprintf("Failed to invoke the method %v in the service %v. "+
+			"Tried %v times of the providers %v (%v/%v)from the registry %v on the consumer %v using the dubbo version %v. "+
+			"Last error is %+v.", methodName, invokerSvc, retries, providers, len(providers), len(invokers),
+			invokerUrl, ip, constant.Version, result.Error().Error()),
 		)}
 }
 

diff --git a/cluster/cluster_impl/failover_cluster_test.go b/cluster/cluster_impl/failover_cluster_test.go
@@ -43,6 +43,7 @@ import (
 // mock invoker
 // ///////////////////////////
 
+// nolint
 type MockInvoker struct {
 	url       common.URL
 	available bool
@@ -51,6 +52,7 @@ type MockInvoker struct {
 	successCount int
 }
 
+// nolint
 func NewMockInvoker(url common.URL, successCount int) *MockInvoker {
 	return &MockInvoker{
 		url:          url,
@@ -60,23 +62,28 @@ func NewMockInvoker(url common.URL, successCount int) *MockInvoker {
 	}
 }
 
+// nolint
 func (bi *MockInvoker) GetUrl() common.URL {
 	return bi.url
 }
 
+// nolint
 func (bi *MockInvoker) IsAvailable() bool {
 	return bi.available
 }
 
+// nolint
 func (bi *MockInvoker) IsDestroyed() bool {
 	return bi.destroyed
 }
 
+// nolint
 type rest struct {
 	tried   int
 	success bool
 }
 
+// nolint
 func (bi *MockInvoker) Invoke(c context.Context, invocation protocol.Invocation) protocol.Result {
 	count++
 	var (
@@ -93,14 +100,17 @@ func (bi *MockInvoker) Invoke(c context.Context, invocation protocol.Invocation)
 	return result
 }
 
+// nolint
 func (bi *MockInvoker) Destroy() {
 	logger.Infof("Destroy invoker: %v", bi.GetUrl().String())
 	bi.destroyed = true
 	bi.available = false
 }
 
+// nolint
 var count int
 
+// nolint
 func normalInvoke(successCount int, urlParam url.Values, invocations ...*invocation.RPCInvocation) protocol.Result {
 	extension.SetLoadbalance("random", loadbalance.NewRandomLoadBalance)
 	failoverCluster := NewFailoverCluster()
@@ -119,20 +129,23 @@ func normalInvoke(successCount int, urlParam url.Values, invocations ...*invocat
 	return clusterInvoker.Invoke(context.Background(), &invocation.RPCInvocation{})
 }
 
+// nolint
 func TestFailoverInvokeSuccess(t *testing.T) {
 	urlParams := url.Values{}
 	result := normalInvoke(3, urlParams)
 	assert.NoError(t, result.Error())
 	count = 0
 }
 
+// nolint
 func TestFailoverInvokeFail(t *testing.T) {
 	urlParams := url.Values{}
 	result := normalInvoke(4, urlParams)
 	assert.Errorf(t, result.Error(), "error")
 	count = 0
 }
 
+// nolint
 func TestFailoverInvoke1(t *testing.T) {
 	urlParams := url.Values{}
 	urlParams.Set(constant.RETRIES_KEY, "3")
@@ -141,6 +154,7 @@ func TestFailoverInvoke1(t *testing.T) {
 	count = 0
 }
 
+// nolint
 func TestFailoverInvoke2(t *testing.T) {
 	urlParams := url.Values{}
 	urlParams.Set(constant.RETRIES_KEY, "2")
@@ -152,6 +166,7 @@ func TestFailoverInvoke2(t *testing.T) {
 	count = 0
 }
 
+// nolint
 func TestFailoverDestroy(t *testing.T) {
 	extension.SetLoadbalance("random", loadbalance.NewRandomLoadBalance)
 	failoverCluster := NewFailoverCluster()

diff --git a/cluster/cluster_impl/failsafe_cluster.go b/cluster/cluster_impl/failsafe_cluster.go
@@ -39,6 +39,7 @@ func NewFailsafeCluster() cluster.Cluster {
 	return &failsafeCluster{}
 }
 
+// Join returns a baseClusterInvoker instance
 func (cluster *failsafeCluster) Join(directory cluster.Directory) protocol.Invoker {
 	return newFailsafeClusterInvoker(directory)
 }
diff --git a/cluster/cluster_impl/failsafe_cluster_invoker.go b/cluster/cluster_impl/failsafe_cluster_invoker.go
@@ -45,6 +45,7 @@ func newFailsafeClusterInvoker(directory cluster.Directory) protocol.Invoker {
 	}
 }
 
+// nolint
 func (invoker *failsafeClusterInvoker) Invoke(ctx context.Context, invocation protocol.Invocation) protocol.Result {
 	invokers := invoker.directory.List(invocation)
 

diff --git a/cluster/cluster_impl/forking_cluster.go b/cluster/cluster_impl/forking_cluster.go
@@ -39,6 +39,7 @@ func NewForkingCluster() cluster.Cluster {
 	return &forkingCluster{}
 }
 
+// Join returns a baseClusterInvoker instance
 func (cluster *forkingCluster) Join(directory cluster.Directory) protocol.Invoker {
 	return newForkingClusterInvoker(directory)
 }
diff --git a/cluster/cluster_impl/forking_cluster_invoker.go b/cluster/cluster_impl/forking_cluster_invoker.go
@@ -44,7 +44,7 @@ func newForkingClusterInvoker(directory cluster.Directory) protocol.Invoker {
 	}
 }
 
-// Invoke ...
+// nolint
 func (invoker *forkingClusterInvoker) Invoke(ctx context.Context, invocation protocol.Invocation) protocol.Result {
 	if err := invoker.checkWhetherDestroyed(); err != nil {
 		return &protocol.RPCResult{Err: err}

diff --git a/cluster/cluster_impl/mock_cluster.go b/cluster/cluster_impl/mock_cluster.go
@@ -33,6 +33,7 @@ func NewMockCluster() cluster.Cluster {
 	return &mockCluster{}
 }
 
+// nolint
 func (cluster *mockCluster) Join(directory cluster.Directory) protocol.Invoker {
 	return protocol.NewBaseInvoker(directory.GetUrl())
 }