refactor initialization of 'endpoint' structure

Author: kozyrev-m

CHANGELOG.md

@@ -1,3 +1,5 @@
+* Added explicit initialization of all fields of the `endpoint` structure in `internal/endpoint/endpoint.go`, when golangci-lint exhaustruct enabled
+
 * Fixed topic writer infinite reconnections in some cases
 * Refactored nil on err `internal/grpcwrapper/rawydb/issues.go`, when golangci-lint nilerr enabled
 * Refactored nil on err `internal/grpcwrapper/rawtopic/describe_topic.go`, when golangci-lint nilerr enabled

internal/endpoint/endpoint.go

@@ -41,6 +41,7 @@ func (e *endpoint) Copy() Endpoint {
 	defer e.mu.RUnlock()
 
 	return &endpoint{
+		mu:          sync.RWMutex{},
 		id:          e.id,
 		address:     e.address,
 		location:    e.location,
@@ -160,7 +161,13 @@ func withLastUpdated(ts time.Time) Option {
 
 func New(address string, opts ...Option) *endpoint {
 	e := &endpoint{
+		mu:          sync.RWMutex{},
+		id:          0,
 		address:     address,
+		location:    "",
+		services:    []string{},
+		loadFactor:  0,
+		local:       false,
 		lastUpdated: time.Now(),
 	}
 	for _, o := range opts {