dcelasun commented on a change in pull request #2497:
URL: https://github.com/apache/thrift/pull/2497#discussion_r779806976



##########
File path: lib/go/thrift/simple_server.go
##########
@@ -193,7 +195,13 @@ func (p *TSimpleServer) innerAccept() (int32, error) {
        }
        if client != nil {
                p.wg.Add(1)
+               p.clients[client] = struct{}{}
                go func() {
+                       defer func() {
+                               p.mu.Lock()
+                               defer p.mu.Unlock()
+                               delete(p.clients, client)

Review comment:
       I'm also not a fan of the opt-in or documentation approaches. The 
former, because the current behaviour is wrong and should be fixed, and the 
latter because I don't think end users should worry about an OOM caused by an 
internal implementation detail.




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