Fix buf curl with HTTP/2 services (#4016)

emcfarlane · web-flow · commit 574a9ea0ac83 · 2025-09-16T23:13:49.000+02:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## [Unreleased]
 
-- No changes yet.
+- Fix buf curl for HTTP/2 services
 
 ## [v1.57.1] - 2025-09-16
 
diff --git a/private/buf/cmd/buf/command/curl/curl.go b/private/buf/cmd/buf/command/curl/curl.go
@@ -1132,7 +1132,7 @@ func makeHTTPRoundTripper(f *flags, isSecure bool, authority string, printer ver
 	}
 	protocols := new(http.Protocols)
 	protocols.SetHTTP1(true)
-	protocols.SetHTTP2(f.HTTP2PriorKnowledge)
+	protocols.SetHTTP2(true)
 	protocols.SetUnencryptedHTTP2(f.HTTP2PriorKnowledge && !isSecure)
 	return &http.Transport{
 		Proxy:             http.ProxyFromEnvironment,

Original file line number	Diff line number	Diff line change
`@@ -1132,7 +1132,7 @@ func makeHTTPRoundTripper(f *flags, isSecure bool, authority string, printer ver`
`1132`	`1132`	`}`
`1133`	`1133`	`protocols := new(http.Protocols)`
`1134`	`1134`	`protocols.SetHTTP1(true)`
`1135`		`- protocols.SetHTTP2(f.HTTP2PriorKnowledge)`
	`1135`	`+ protocols.SetHTTP2(true)`
`1136`	`1136`	`protocols.SetUnencryptedHTTP2(f.HTTP2PriorKnowledge && !isSecure)`
`1137`	`1137`	`return &http.Transport{`
`1138`	`1138`	`Proxy: http.ProxyFromEnvironment,`