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local mode, metadata mapping is reported using registration information
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/* | ||
* 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 instance | ||
|
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import ( | ||
"sync" | ||
) | ||
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import ( | ||
"dubbo.apache.org/dubbo-go/v3/common" | ||
"dubbo.apache.org/dubbo-go/v3/common/extension" | ||
"dubbo.apache.org/dubbo-go/v3/metadata/report" | ||
) | ||
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var ( | ||
regInstances = make(map[string]report.MetadataReport, 8) | ||
mux sync.RWMutex | ||
) | ||
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// GetMetadataReportInstanceByReg obtain metadata report instance through registry config | ||
func GetMetadataReportInstanceByReg(protocol string) report.MetadataReport { | ||
mux.RLock() | ||
defer mux.RUnlock() | ||
regInstance, ok := regInstances[protocol] | ||
if !ok { | ||
return nil | ||
} | ||
return regInstance | ||
} | ||
|
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// SetMetadataReportInstanceByReg will return the instance in lazy mode. Be careful the instance create will only | ||
// execute once. | ||
func SetMetadataReportInstanceByReg(url *common.URL) { | ||
mux.Lock() | ||
defer mux.Unlock() | ||
if _, ok := regInstances[url.Protocol]; ok { | ||
return | ||
} | ||
regInstances[url.Protocol] = extension.GetMetadataReportFactory(url.Protocol).CreateMetadataReport(url) | ||
} |
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/* | ||
* 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. | ||
*/ | ||
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package instance | ||
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import ( | ||
"testing" | ||
) | ||
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import ( | ||
"github.com/stretchr/testify/assert" | ||
) | ||
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import ( | ||
"dubbo.apache.org/dubbo-go/v3/common" | ||
"dubbo.apache.org/dubbo-go/v3/common/extension" | ||
"dubbo.apache.org/dubbo-go/v3/metadata/report" | ||
"dubbo.apache.org/dubbo-go/v3/metadata/report/factory" | ||
) | ||
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func TestGetMetadataReportInstanceByReg(t *testing.T) { | ||
t.Run("nil", func(t *testing.T) { | ||
reportInstance := GetMetadataReportInstanceByReg("mock") | ||
assert.Nil(t, reportInstance) | ||
}) | ||
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t.Run("nil", func(t *testing.T) { | ||
u, _ := common.NewURL("mock://127.0.0.1") | ||
extension.SetMetadataReportFactory("mock", func() factory.MetadataReportFactory { | ||
return &mockMetadataReportFactory{} | ||
}) | ||
SetMetadataReportInstanceByReg(u) | ||
reportInstance := GetMetadataReportInstanceByReg("mock") | ||
assert.NotNil(t, reportInstance) | ||
}) | ||
} | ||
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func TestSetMetadataReportInstanceByReg(t *testing.T) { | ||
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t.Run("exist", func(t *testing.T) { | ||
regInstances = make(map[string]report.MetadataReport, 8) | ||
u, _ := common.NewURL("mock://127.0.0.1") | ||
extension.SetMetadataReportFactory("mock", func() factory.MetadataReportFactory { | ||
return &mockMetadataReportFactory{} | ||
}) | ||
SetMetadataReportInstanceByReg(u) | ||
SetMetadataReportInstanceByReg(u) | ||
assert.True(t, len(regInstances) == 1) | ||
}) | ||
} |
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