GetEndpointMap 在并发下 出现data race

[Lvzhenqian]

• 产品和接口: golang sdk
• 平台: centos 7
• 最小代码:

==================
WARNING: DATA RACE
Read at 0x000004cbf9d0 by goroutine 36:
  github.com/aliyun/alibaba-cloud-sdk-go/services/rds.GetEndpointMap()
      /home/charles/codes/golang/yw-assist/vendor/github.com/aliyun/alibaba-cloud-sdk-go/services/rds/endpoint.go:11 +0x3e
  github.com/aliyun/alibaba-cloud-sdk-go/services/rds.SetEndpointDataToClient()
      /home/charles/codes/golang/yw-assist/vendor/github.com/aliyun/alibaba-cloud-sdk-go/services/rds/client.go:41 +0x33
  github.com/aliyun/alibaba-cloud-sdk-go/services/rds.NewClientWithAccessKey()
      /home/charles/codes/golang/yw-assist/vendor/github.com/aliyun/alibaba-cloud-sdk-go/services/rds/client.go:82 +0x10a
  yw-assist/AliSDK.NewDefaultRdsClient()
      /home/charles/codes/golang/yw-assist/AliSDK/Rds.go:29 +0xc6
  yw-assist/AliSDK.getRdsInfo()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:28 +0x64
  yw-assist/AliSDK.getRegionInfo.func2()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:185 +0xbb

Previous write at 0x000004cbf9d0 by goroutine 37:
  github.com/aliyun/alibaba-cloud-sdk-go/services/rds.GetEndpointMap()
      /home/charles/codes/golang/yw-assist/vendor/github.com/aliyun/alibaba-cloud-sdk-go/services/rds/endpoint.go:12 +0x148
  github.com/aliyun/alibaba-cloud-sdk-go/services/rds.SetEndpointDataToClient()
      /home/charles/codes/golang/yw-assist/vendor/github.com/aliyun/alibaba-cloud-sdk-go/services/rds/client.go:41 +0x33
  github.com/aliyun/alibaba-cloud-sdk-go/services/rds.NewClientWithAccessKey()
      /home/charles/codes/golang/yw-assist/vendor/github.com/aliyun/alibaba-cloud-sdk-go/services/rds/client.go:82 +0x10a
  yw-assist/AliSDK.NewDefaultRdsClient()
      /home/charles/codes/golang/yw-assist/AliSDK/Rds.go:29 +0xc6
  yw-assist/AliSDK.getRdsInfo()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:28 +0x64
  yw-assist/AliSDK.getRegionInfo.func2()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:185 +0xbb

Goroutine 36 (running) created at:
  yw-assist/AliSDK.getRegionInfo()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:183 +0x211
  yw-assist/AliSDK.getAllRegionInfo()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:216 +0x22b
  yw-assist/AliSDK.cacheAllRegionInfoIntoKvDB()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:304 +0x91
  yw-assist/AliSDK.CacheDBInstanceInfo.func1()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:326 +0x4c

Goroutine 37 (running) created at:
  yw-assist/AliSDK.getRegionInfo()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:183 +0x211
  yw-assist/AliSDK.getAllRegionInfo()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:216 +0x22b
  yw-assist/AliSDK.cacheAllRegionInfoIntoKvDB()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:304 +0x91
  yw-assist/AliSDK.CacheDBInstanceInfo.func1()
      /home/charles/codes/golang/yw-assist/AliSDK/cache.go:326 +0x4c
==================