http2: improve handling of slow-closing net.Conns

Closing a *tls.Conn can write to the network, blocking indefinitely.

Don't hold cc.mu while closing Conns. If closing a *tls.Conn takes too
long (arbitrarily set at 250ms), try to acquire the underlying net.Conn
(Go 1.18+) and close it instead.

Change-Id: Ib4e4a26595108eba9cd767231c727fd9412658b5
Reviewed-on: https://go-review.googlesource.com/c/net/+/359636
Trust: Damien Neil <dneil@google.com>
Run-TryBot: Damien Neil <dneil@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Trust: Brad Fitzpatrick <bradfitz@golang.org>
3 files changed
tree: 8bba95c3b9383242e742edb703576ccab5993849
  1. bpf/
  2. context/
  3. dict/
  4. dns/
  5. html/
  6. http/
  7. http2/
  8. icmp/
  9. idna/
  10. internal/
  11. ipv4/
  12. ipv6/
  13. lif/
  14. nettest/
  15. netutil/
  16. proxy/
  17. publicsuffix/
  18. route/
  19. trace/
  20. webdav/
  21. websocket/
  22. xsrftoken/
  23. .gitattributes
  24. .gitignore
  25. AUTHORS
  26. codereview.cfg
  27. CONTRIBUTING.md
  28. CONTRIBUTORS
  29. go.mod
  30. go.sum
  31. LICENSE
  32. PATENTS
  33. README.md
README.md

Go Networking

Go Reference

This repository holds supplementary Go networking libraries.

Download/Install

The easiest way to install is to run go get -u golang.org/x/net. You can also manually git clone the repository to $GOPATH/src/golang.org/x/net.

Report Issues / Send Patches

This repository uses Gerrit for code changes. To learn how to submit changes to this repository, see https://golang.org/doc/contribute.html. The main issue tracker for the net repository is located at https://github.com/golang/go/issues. Prefix your issue with “x/net:” in the subject line, so it is easy to find.