61 lines
1.8 KiB
Go
61 lines
1.8 KiB
Go
package native_test
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import (
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"bufio"
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"context"
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"fmt"
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"io"
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"net"
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"net/http"
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"sync/atomic"
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"testing"
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"time"
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"git.yuntuo.hk/k2safe/go-omni/transport/native"
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)
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func TestApplicationRejectsUnreadBodyPromptly(t *testing.T) {
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for _, framing := range []string{"Content-Length: 1048577\r\n", "Transfer-Encoding: chunked\r\n"} {
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t.Run(framing[:8], func(t *testing.T) {
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var calls atomic.Int32
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server := native.New(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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calls.Add(1)
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusRequestEntityTooLarge)
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_, _ = io.WriteString(w, `{"code":"BODY_TOO_LARGE"}`)
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}))
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// Much longer than the client's deadline: a draining implementation fails.
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server.ReadTimeout = 10 * time.Second
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listener, err := net.Listen("tcp", "127.0.0.1:0")
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if err != nil {
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t.Fatal(err)
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}
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done := make(chan error, 1)
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go func() { done <- server.Serve(context.Background(), listener) }()
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defer stopServer(t, server, listener, done)
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conn, err := net.DialTimeout("tcp", listener.Addr().String(), time.Second)
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if err != nil {
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t.Fatal(err)
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}
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defer conn.Close()
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_ = conn.SetDeadline(time.Now().Add(time.Second))
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if _, err = fmt.Fprintf(conn, "POST /upload HTTP/1.1\r\nHost: local\r\n%s\r\n", framing); err != nil {
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t.Fatal(err)
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}
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response, err := http.ReadResponse(bufio.NewReader(conn), &http.Request{Method: "POST"})
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if err != nil {
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t.Fatal(err)
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}
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body, err := io.ReadAll(response.Body)
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_ = response.Body.Close()
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if err != nil || response.StatusCode != 413 || !response.Close || string(body) != `{"code":"BODY_TOO_LARGE"}` {
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t.Fatalf("%+v %s %v", response, body, err)
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}
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requirePeerClose(t, conn)
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if calls.Load() != 1 {
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t.Fatalf("handler calls=%d", calls.Load())
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}
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})
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}
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}
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