From 080aa8e9647e5211650f34f3a93fb493afbe396d Mon Sep 17 00:00:00 2001
From: Damien Neil <dneil@google.com>
Date: Tue, 3 Mar 2026 08:12:25 -0800
Subject: net/http: use net/http/internal/http2 rather than h2_bundle.go

Rework net/http/internal/http2 to use internally-defined types
rather than net/http types (to avoid an import cycle).

Remove h2_bundle.go, and replace it with calls into
net/http/internal/http2 instead.

For #67810

Change-Id: I56a1b28dbd0e302ab15a30f819dd46256a6a6964
Reviewed-on: https://go-review.googlesource.com/c/go/+/751304
Reviewed-by: Nicholas Husin <nsh@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Damien Neil <dneil@google.com>
Reviewed-by: Nicholas Husin <husin@google.com>
---
 src/net/http/export_test.go | 34 +++++-----------------------------
 1 file changed, 5 insertions(+), 29 deletions(-)

(limited to 'src/net/http/export_test.go')

diff --git a/src/net/http/export_test.go b/src/net/http/export_test.go
index 472d9c37ae..b499769c4f 100644
--- a/src/net/http/export_test.go
+++ b/src/net/http/export_test.go
@@ -29,7 +29,6 @@ var (
 	ExportErrServerClosedIdle         = errServerClosedIdle
 	ExportServeFile                   = serveFile
 	ExportScanETag                    = scanETag
-	ExportHttp2ConfigureServer        = http2ConfigureServer
 	Export_shouldCopyHeaderOnRedirect = shouldCopyHeaderOnRedirect
 	Export_writeStatusLine            = writeStatusLine
 	Export_is408Message               = is408Message
@@ -135,29 +134,15 @@ func (t *Transport) IdleConnStrsForTesting() []string {
 	defer t.idleMu.Unlock()
 	for _, conns := range t.idleConn {
 		for _, pc := range conns {
+			if pc.conn == nil {
+				continue
+			}
 			ret = append(ret, pc.conn.LocalAddr().String()+"/"+pc.conn.RemoteAddr().String())
 		}
 	}
-	slices.Sort(ret)
-	return ret
-}
-
-func (t *Transport) IdleConnStrsForTesting_h2() []string {
-	var ret []string
-	noDialPool := t.h2transport.(*http2Transport).ConnPool.(http2noDialClientConnPool)
-	pool := noDialPool.http2clientConnPool
-
-	pool.mu.Lock()
-	defer pool.mu.Unlock()
-
-	for k, ccs := range pool.conns {
-		for _, cc := range ccs {
-			if cc.idleState().canTakeNewRequest {
-				ret = append(ret, k)
-			}
-		}
+	if f, ok := t.h2transport.(interface{ IdleConnStrsForTesting() []string }); ok {
+		ret = append(ret, f.IdleConnStrsForTesting()...)
 	}
-
 	slices.Sort(ret)
 	return ret
 }
@@ -256,15 +241,6 @@ func hookSetter(dst *func()) func(func()) {
 	}
 }
 
-func ExportHttp2ConfigureTransport(t *Transport) error {
-	t2, err := http2configureTransports(t)
-	if err != nil {
-		return err
-	}
-	t.h2transport = t2
-	return nil
-}
-
 func (s *Server) ExportAllConnsIdle() bool {
 	s.mu.Lock()
 	defer s.mu.Unlock()
-- 
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