diff --git a/gin.go b/gin.go index 6ab2be66d0..4a518fe484 100644 --- a/gin.go +++ b/gin.go @@ -16,6 +16,8 @@ import ( "github.com/gin-gonic/gin/internal/bytesconv" "github.com/gin-gonic/gin/render" + "golang.org/x/net/http2" + "golang.org/x/net/http2/h2c" ) const defaultMultipartMemory = 32 << 20 // 32 MB @@ -136,6 +138,9 @@ type Engine struct { // method call. MaxMultipartMemory int64 + // Enable h2c support. + UseH2C bool + delims render.Delims secureJSONPrefix string HTMLRender render.HTMLRender @@ -199,6 +204,15 @@ func Default() *Engine { return engine } +func (engine *Engine) Handler() http.Handler { + if !engine.UseH2C { + return engine + } + + h2s := &http2.Server{} + return h2c.NewHandler(engine, h2s) +} + func (engine *Engine) allocateContext() *Context { v := make(Params, 0, engine.maxParams) return &Context{engine: engine, params: &v} @@ -348,7 +362,7 @@ func (engine *Engine) Run(addr ...string) (err error) { address := resolveAddress(addr) debugPrint("Listening and serving HTTP on %s\n", address) - err = http.ListenAndServe(address, engine) + err = http.ListenAndServe(address, engine.Handler()) return } @@ -420,7 +434,7 @@ func (engine *Engine) RunTLS(addr, certFile, keyFile string) (err error) { return err } - err = http.ListenAndServeTLS(addr, certFile, keyFile, engine) + err = http.ListenAndServeTLS(addr, certFile, keyFile, engine.Handler()) return } @@ -443,7 +457,7 @@ func (engine *Engine) RunUnix(file string) (err error) { defer listener.Close() defer os.Remove(file) - err = http.Serve(listener, engine) + err = http.Serve(listener, engine.Handler()) return } @@ -480,7 +494,7 @@ func (engine *Engine) RunListener(listener net.Listener) (err error) { return err } - err = http.Serve(listener, engine) + err = http.Serve(listener, engine.Handler()) return } diff --git a/gin_test.go b/gin_test.go index 678d95f2c8..d12b49af03 100644 --- a/gin_test.go +++ b/gin_test.go @@ -19,6 +19,7 @@ import ( "time" "github.com/stretchr/testify/assert" + "golang.org/x/net/http2" ) func formatAsDate(t time.Time) string { @@ -79,6 +80,39 @@ func TestLoadHTMLGlobDebugMode(t *testing.T) { assert.Equal(t, "