| /* |
| * 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 tag |
| |
| import ( |
| "context" |
| "fmt" |
| "testing" |
| "time" |
| ) |
| |
| import ( |
| "github.com/dubbogo/go-zookeeper/zk" |
| "github.com/stretchr/testify/assert" |
| "github.com/stretchr/testify/suite" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go/common" |
| "github.com/apache/dubbo-go/common/config" |
| "github.com/apache/dubbo-go/common/constant" |
| "github.com/apache/dubbo-go/common/extension" |
| "github.com/apache/dubbo-go/config_center" |
| _ "github.com/apache/dubbo-go/config_center/zookeeper" |
| "github.com/apache/dubbo-go/protocol" |
| "github.com/apache/dubbo-go/protocol/invocation" |
| "github.com/apache/dubbo-go/remoting" |
| "github.com/apache/dubbo-go/remoting/zookeeper" |
| ) |
| |
| const ( |
| tagRouterTestHangZhouUrl = "dubbo://127.0.0.1:20000/com.ikurento.user.UserProvider?interface=com.ikurento.user.UserProvider&group=&version=2.6.0&enabled=true&dubbo.tag=hangzhou&remote.application=test-tag" |
| tagRouterTestShangHaiUrl = "dubbo://127.0.0.1:20002/com.ikurento.user.UserProvider?interface=com.ikurento.user.UserProvider&group=&version=2.6.0&enabled=true&dubbo.tag=shanghai&remote.application=test-tag" |
| tagRouterTestBeijingUrl = "dubbo://127.0.0.1:20000/com.ikurento.user.UserProvider?interface=com.ikurento.user.UserProvider&group=&version=2.6.0&enabled=true&dubbo.tag=beijing&remote.application=test-tag" |
| tagRouterTestEnabledBeijingUrl = "dubbo://127.0.0.1:20004/com.ikurento.user.UserProvider?interface=com.ikurento.user.UserProvider&group=&version=2.6.0&enabled=false&dubbo.tag=beijing&remote.application=test-tag" |
| tagRouterTestUserConsumer = "dubbo://127.0.0.1:20005/com.ikurento.user.UserConsumer?interface=com.ikurento.user.UserConsumer&group=&version=2.6.0&enabled=true&remote.application=test-tag" |
| tagRouterTestUserConsumerTag = "dubbo://127.0.0.1:20000/com.ikurento.user.UserConsumer?interface=com.ikurento.user.UserConsumer&group=&version=2.6.0&enabled=true&dubbo.force.tag=true&remote.application=test-tag" |
| |
| tagRouterTestDynamicIpv4Provider1 = "dubbo://127.0.0.1:20001/com.ikurento.user.UserConsumer?interface=com.ikurento.user.UserConsumer&group=&version=2.6.0&enabled=true&remote.application=test-tag" |
| tagRouterTestDynamicIpv4Provider2 = "dubbo://127.0.0.1:20002/com.ikurento.user.UserConsumer?interface=com.ikurento.user.UserConsumer&group=&version=2.6.0&enabled=true&remote.application=test-tag" |
| tagRouterTestDynamicIpv4Provider3 = "dubbo://127.0.0.1:20003/com.ikurento.user.UserConsumer?interface=com.ikurento.user.UserConsumer&group=&version=2.6.0&enabled=true&remote.application=test-tag" |
| tagRouterTestDynamicIpv4Provider4 = "dubbo://127.0.0.1:20004/com.ikurento.user.UserConsumer?interface=com.ikurento.user.UserConsumer&group=&version=2.6.0&enabled=true&remote.application=test-tag&dubbo.tag=tag4" |
| tagRouterTestDynamicIpv4Provider5 = "dubbo://127.0.0.1:20005/com.ikurento.user.UserConsumer?interface=com.ikurento.user.UserConsumer&group=&version=2.6.0&enabled=true&remote.application=test-tag&dubbo.tag=tag5" |
| |
| tagRouterTestDubboTag = "dubbo.tag" |
| tagRouterTestDubboForceTag = "dubbo.force.tag" |
| tagRouterTestHangZhou = "hangzhou" |
| tagRouterTestGuangZhou = "guangzhou" |
| tagRouterTestFalse = "false" |
| tagRouterTestTrue = "true" |
| |
| routerPath = "/dubbo/config/dubbo/test-tag.tag-router" |
| routerLocalIP = "127.0.0.1" |
| routerZk = "zookeeper" |
| ) |
| |
| var ( |
| zkFormat = "zookeeper://%s:%d" |
| conditionFormat = "condition://%s/com.foo.BarService" |
| ) |
| |
| // MockInvoker is only mock the Invoker to support test tagRouter |
| type MockInvoker struct { |
| url common.URL |
| available bool |
| destroyed bool |
| successCount int |
| } |
| |
| func NewMockInvoker(url common.URL) *MockInvoker { |
| return &MockInvoker{ |
| url: url, |
| available: true, |
| destroyed: false, |
| successCount: 0, |
| } |
| } |
| |
| func (bi *MockInvoker) GetUrl() common.URL { |
| return bi.url |
| } |
| |
| func (bi *MockInvoker) IsAvailable() bool { |
| return bi.available |
| } |
| |
| func (bi *MockInvoker) IsDestroyed() bool { |
| return bi.destroyed |
| } |
| |
| func (bi *MockInvoker) Invoke(_ context.Context, _ protocol.Invocation) protocol.Result { |
| bi.successCount++ |
| |
| result := &protocol.RPCResult{Err: nil} |
| return result |
| } |
| |
| func (bi *MockInvoker) Destroy() { |
| bi.destroyed = true |
| bi.available = false |
| } |
| |
| func TestTagRouterPriority(t *testing.T) { |
| u1, err := common.NewURL(tagRouterTestUserConsumerTag) |
| assert.Nil(t, err) |
| tagRouter, e := NewTagRouter(&u1) |
| assert.Nil(t, e) |
| p := tagRouter.Priority() |
| assert.Equal(t, int64(0), p) |
| } |
| |
| func TestTagRouterRouteForce(t *testing.T) { |
| u1, e1 := common.NewURL(tagRouterTestUserConsumerTag) |
| assert.Nil(t, e1) |
| tagRouter, e := NewTagRouter(&u1) |
| assert.Nil(t, e) |
| |
| u2, e2 := common.NewURL(tagRouterTestHangZhouUrl) |
| u3, e3 := common.NewURL(tagRouterTestShangHaiUrl) |
| u4, e4 := common.NewURL(tagRouterTestBeijingUrl) |
| assert.Nil(t, e2) |
| assert.Nil(t, e3) |
| assert.Nil(t, e4) |
| inv2 := NewMockInvoker(u2) |
| inv3 := NewMockInvoker(u3) |
| inv4 := NewMockInvoker(u4) |
| var invokers []protocol.Invoker |
| invokers = append(invokers, inv2, inv3, inv4) |
| inv := &invocation.RPCInvocation{} |
| inv.SetAttachments(tagRouterTestDubboTag, tagRouterTestHangZhou) |
| invRst1 := tagRouter.Route(invokers, &u1, inv) |
| assert.Equal(t, 1, len(invRst1)) |
| assert.Equal(t, tagRouterTestHangZhou, invRst1[0].GetUrl().GetParam(tagRouterTestDubboTag, "")) |
| |
| inv.SetAttachments(tagRouterTestDubboTag, tagRouterTestGuangZhou) |
| invRst2 := tagRouter.Route(invokers, &u1, inv) |
| assert.Equal(t, 0, len(invRst2)) |
| inv.SetAttachments(tagRouterTestDubboForceTag, tagRouterTestFalse) |
| inv.SetAttachments(tagRouterTestDubboTag, tagRouterTestGuangZhou) |
| invRst3 := tagRouter.Route(invokers, &u1, inv) |
| assert.Equal(t, 3, len(invRst3)) |
| } |
| |
| func TestTagRouterRouteNoForce(t *testing.T) { |
| u1, e1 := common.NewURL(tagRouterTestUserConsumer) |
| assert.Nil(t, e1) |
| tagRouter, e := NewTagRouter(&u1) |
| assert.Nil(t, e) |
| |
| u2, e2 := common.NewURL(tagRouterTestHangZhouUrl) |
| u3, e3 := common.NewURL(tagRouterTestShangHaiUrl) |
| u4, e4 := common.NewURL(tagRouterTestShangHaiUrl) |
| assert.Nil(t, e2) |
| assert.Nil(t, e3) |
| assert.Nil(t, e4) |
| inv2 := NewMockInvoker(u2) |
| inv3 := NewMockInvoker(u3) |
| inv4 := NewMockInvoker(u4) |
| var invokers []protocol.Invoker |
| invokers = append(invokers, inv2, inv3, inv4) |
| inv := &invocation.RPCInvocation{} |
| inv.SetAttachments(tagRouterTestDubboTag, tagRouterTestHangZhou) |
| invRst := tagRouter.Route(invokers, &u1, inv) |
| assert.Equal(t, 1, len(invRst)) |
| assert.Equal(t, tagRouterTestHangZhou, invRst[0].GetUrl().GetParam(tagRouterTestDubboTag, "")) |
| |
| inv.SetAttachments(tagRouterTestDubboTag, tagRouterTestGuangZhou) |
| inv.SetAttachments(tagRouterTestDubboForceTag, tagRouterTestTrue) |
| invRst1 := tagRouter.Route(invokers, &u1, inv) |
| assert.Equal(t, 0, len(invRst1)) |
| inv.SetAttachments(tagRouterTestDubboForceTag, tagRouterTestFalse) |
| invRst2 := tagRouter.Route(invokers, &u1, inv) |
| assert.Equal(t, 3, len(invRst2)) |
| } |
| |
| func TestFilterInvoker(t *testing.T) { |
| u2, e2 := common.NewURL(tagRouterTestHangZhouUrl) |
| u3, e3 := common.NewURL(tagRouterTestShangHaiUrl) |
| u4, e4 := common.NewURL(tagRouterTestBeijingUrl) |
| u5, e5 := common.NewURL(tagRouterTestEnabledBeijingUrl) |
| assert.Nil(t, e2) |
| assert.Nil(t, e3) |
| assert.Nil(t, e4) |
| assert.Nil(t, e5) |
| inv2 := NewMockInvoker(u2) |
| inv3 := NewMockInvoker(u3) |
| inv4 := NewMockInvoker(u4) |
| inv5 := NewMockInvoker(u5) |
| var invokers []protocol.Invoker |
| invokers = append(invokers, inv2, inv3, inv4, inv5) |
| filterTag := func(invoker protocol.Invoker) bool { |
| if invoker.GetUrl().GetParam(constant.Tagkey, "") == "beijing" { |
| return true |
| } |
| return false |
| } |
| res := filterInvoker(invokers, filterTag) |
| assert.Equal(t, []protocol.Invoker{inv4, inv5}, res) |
| flag := true |
| filterEnabled := func(invoker protocol.Invoker) bool { |
| if invoker.GetUrl().GetParamBool(constant.RouterEnabled, false) == flag { |
| return true |
| } |
| return false |
| } |
| res2 := filterInvoker(invokers, filterTag, filterEnabled) |
| assert.Equal(t, []protocol.Invoker{inv4}, res2) |
| } |
| |
| type DynamicTagRouter struct { |
| suite.Suite |
| rule *RouterRule |
| |
| route *tagRouter |
| zkClient *zookeeper.ZookeeperClient |
| testCluster *zk.TestCluster |
| invokers []protocol.Invoker |
| url *common.URL |
| } |
| |
| func TestDynamicTagRouter(t *testing.T) { |
| dtg := &DynamicTagRouter{} |
| u1, _ := common.NewURL(tagRouterTestDynamicIpv4Provider1) |
| u2, _ := common.NewURL(tagRouterTestDynamicIpv4Provider2) |
| u3, _ := common.NewURL(tagRouterTestDynamicIpv4Provider3) |
| u4, _ := common.NewURL(tagRouterTestDynamicIpv4Provider4) |
| u5, _ := common.NewURL(tagRouterTestDynamicIpv4Provider5) |
| inv1 := NewMockInvoker(u1) |
| inv2 := NewMockInvoker(u2) |
| inv3 := NewMockInvoker(u3) |
| inv4 := NewMockInvoker(u4) |
| inv5 := NewMockInvoker(u5) |
| dtg.invokers = append(dtg.invokers, inv1, inv2, inv3, inv4, inv5) |
| suite.Run(t, dtg) |
| } |
| |
| func (suite *DynamicTagRouter) SetupTest() { |
| var err error |
| testYML := `enabled: true |
| scope: application |
| force: true |
| runtime: false |
| valid: true |
| priority: 1 |
| key: demo-provider |
| tags: |
| - name: tag1 |
| addresses: ["127.0.0.1:20001"] |
| - name: tag2 |
| addresses: ["127.0.0.1:20002"] |
| - name: tag3 |
| addresses: ["127.0.0.1:20003", "127.0.0.1:20004"] |
| ` |
| ts, z, _, err := zookeeper.NewMockZookeeperClient("test", 15*time.Second) |
| suite.NoError(err) |
| err = z.Create(routerPath) |
| suite.NoError(err) |
| |
| suite.zkClient = z |
| suite.testCluster = ts |
| |
| _, err = z.Conn.Set(routerPath, []byte(testYML), 0) |
| suite.NoError(err) |
| |
| zkUrl, _ := common.NewURL(fmt.Sprintf(zkFormat, routerLocalIP, suite.testCluster.Servers[0].Port)) |
| configuration, err := extension.GetConfigCenterFactory(routerZk).GetDynamicConfiguration(&zkUrl) |
| config.GetEnvInstance().SetDynamicConfiguration(configuration) |
| |
| suite.Nil(err) |
| suite.NotNil(configuration) |
| |
| url, e1 := common.NewURL(tagRouterTestUserConsumerTag) |
| suite.Nil(e1) |
| |
| tagRouter, err := NewTagRouter(&url) |
| suite.Nil(err) |
| suite.NotNil(tagRouter) |
| suite.route = tagRouter |
| suite.url = &url |
| } |
| |
| func (suite *DynamicTagRouter) TearDownTest() { |
| suite.zkClient.Close() |
| suite.testCluster.Stop() |
| } |
| |
| func (suite *DynamicTagRouter) TestDynamicTagRouterSetByIPv4() { |
| invokers := suite.invokers |
| suite.route.Notify(invokers) |
| suite.NotNil(suite.route.tagRouterRule) |
| |
| consumer := &invocation.RPCInvocation{} |
| consumer.SetAttachments(tagRouterTestDubboTag, "tag1") |
| targetInvokers := suite.route.Route(invokers, suite.url, consumer) |
| suite.Equal(1, len(targetInvokers)) |
| suite.Equal(targetInvokers[0], suite.invokers[0]) |
| |
| consumer.SetAttachments(tagRouterTestDubboTag, "tag3") |
| targetInvokers = suite.route.Route(invokers, suite.url, consumer) |
| suite.Equal(2, len(targetInvokers)) |
| suite.Equal(targetInvokers, []protocol.Invoker{suite.invokers[2], suite.invokers[3]}) |
| } |
| |
| func (suite *DynamicTagRouter) TestDynamicTagRouterStaticTag() { |
| invokers := suite.invokers |
| consumer := &invocation.RPCInvocation{} |
| consumer.SetAttachments(tagRouterTestDubboTag, "tag4") |
| targetInvokers := suite.route.Route(invokers, suite.url, consumer) |
| suite.Equal(1, len(targetInvokers)) |
| suite.Equal(targetInvokers[0], suite.invokers[3]) |
| } |
| |
| // Teas no tag and return a address are not in dynamic tag group |
| func (suite *DynamicTagRouter) TestDynamicTagRouterByNoTagAndAddressMatch() { |
| invokers := suite.invokers |
| suite.route.Notify(invokers) |
| suite.NotNil(suite.route.tagRouterRule) |
| consumer := &invocation.RPCInvocation{} |
| targetInvokers := suite.route.Route(invokers, suite.url, consumer) |
| suite.Equal(1, len(targetInvokers)) |
| suite.Equal(targetInvokers[0], suite.invokers[4]) |
| // test if there are some addresses that are not in any dynamic tag group, continue to filter using the static tag group. |
| consumer.SetAttachments(tagRouterTestDubboTag, "tag5") |
| targetInvokers = suite.route.Route(invokers, suite.url, consumer) |
| suite.Equal(1, len(targetInvokers)) |
| suite.Equal(targetInvokers[0], suite.invokers[4]) |
| } |
| |
| func TestProcess(t *testing.T) { |
| u1, err := common.NewURL(tagRouterTestUserConsumerTag) |
| assert.Nil(t, err) |
| tagRouter, e := NewTagRouter(&u1) |
| assert.Nil(t, e) |
| assert.NotNil(t, tagRouter) |
| |
| testYML := ` |
| scope: application |
| force: true |
| runtime: false |
| enabled: true |
| valid: true |
| priority: 1 |
| key: demo-provider |
| tags: |
| - name: beijing |
| addresses: [192.168.1.1, 192.168.1.2] |
| - name: hangzhou |
| addresses: [192.168.1.3, 192.168.1.4] |
| ` |
| tagRouter.Process(&config_center.ConfigChangeEvent{Value: testYML, ConfigType: remoting.EventTypeAdd}) |
| assert.NotNil(t, tagRouter.tagRouterRule) |
| assert.Equal(t, []string{"beijing", "hangzhou"}, tagRouter.tagRouterRule.getTagNames()) |
| assert.Equal(t, []string{"192.168.1.1", "192.168.1.2", "192.168.1.3", "192.168.1.4"}, tagRouter.tagRouterRule.getAddresses()) |
| assert.Equal(t, []string{"192.168.1.3", "192.168.1.4"}, tagRouter.tagRouterRule.getTagNameToAddresses()["hangzhou"]) |
| assert.Equal(t, []string{"beijing"}, tagRouter.tagRouterRule.getAddressToTagNames()["192.168.1.1"]) |
| tagRouter.Process(&config_center.ConfigChangeEvent{ConfigType: remoting.EventTypeDel}) |
| assert.Nil(t, tagRouter.tagRouterRule) |
| } |
