bug: data race when using metrics

[MaxShoshin]

Bug Report

YDB GO SDK version:

github.com/ydb-platform/ydb-go-sdk/v3 v3.77.0

Environment

macos, tests with datarace detector

Current behavior:

Got DataRace report:

WARNING: DATA RACE Read at 0x00c0015a7ce0 by goroutine 8132: runtime.mapiterinit() /usr/local/go/src/runtime/map.go:816 +0x0 github.com/ydb-platform/ydb-go-sdk/v3/metrics.driver.func5.1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/metrics/driver.go:108 +0x354 github.com/ydb-platform/ydb-go-sdk/v3/trace.(*Driver).Compose.func24.2() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/trace/driver_gtrace.go:855 +0x155 github.com/ydb-platform/ydb-go-sdk/v3/trace.DriverOnBalancerUpdate.func1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/trace/driver_gtrace.go:1579 +0x174 github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).applyDiscoveredEndpoints.func1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:140 +0x515 runtime.deferreturn() /usr/local/go/src/runtime/panic.go:602 +0x5d github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscoveryAttempt() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:121 +0x6e6 github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscovery.func1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:61 +0x71 github.com/ydb-platform/ydb-go-sdk/v3/retry.Retry.func1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/retry/retry.go:262 +0x42 github.com/ydb-platform/ydb-go-sdk/v3/retry.opWithRecovergo.shape.*uint8 /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/retry/retry.go:409 +0x14a github.com/ydb-platform/ydb-go-sdk/v3/retry.RetryWithResultgo.shape.*uint8 /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/retry/retry.go:341 +0x9b6 github.com/ydb-platform/ydb-go-sdk/v3/retry.Retry() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/retry/retry.go:261 +0xa7 github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscovery() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:58 +0x28c github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.New() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:236 +0xe45 github.com/ydb-platform/ydb-go-sdk/v3.(*Driver).connect() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/driver.go:417 +0x770 github.com/ydb-platform/ydb-go-sdk/v3.Open() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/driver.go:276 +0x984 ...skipped.... Previous write at 0x00c0015a7ce0 by goroutine 113: runtime.mapassign_faststr() /usr/local/go/src/runtime/map_faststr.go:203 +0x0 github.com/ydb-platform/ydb-go-sdk/v3/metrics.driver.func5.1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/metrics/driver.go:117 +0x687 github.com/ydb-platform/ydb-go-sdk/v3/trace.(*Driver).Compose.func24.2() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/trace/driver_gtrace.go:855 +0x155 github.com/ydb-platform/ydb-go-sdk/v3/trace.DriverOnBalancerUpdate.func1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/trace/driver_gtrace.go:1579 +0x174 github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).applyDiscoveredEndpoints.func1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:140 +0x515 runtime.deferreturn() /usr/local/go/src/runtime/panic.go:602 +0x5d github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscoveryAttempt() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:121 +0x6e6 github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscoveryAttempt-fm() :1 +0x47 github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.(*repeater).wakeUp() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:166 +0x398 github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.(*repeater).worker.func2() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:206 +0x653 github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.(*repeater).worker() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:219 +0x62a github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.New.gowrap1() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:117 +0x6b

Goroutine 113 (running) created at: github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.New() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:117 +0x606 github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.New() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:241 +0x10da github.com/ydb-platform/ydb-go-sdk/v3.(*Driver).connect() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/driver.go:417 +0x770 github.com/ydb-platform/ydb-go-sdk/v3.Open() /gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/driver.go:276 +0x984