frostfs-http-gw/cmd/http-gw/server_test.go

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package main
import (
"context"
"crypto/rand"
"crypto/rsa"
"crypto/tls"
"crypto/x509"
"crypto/x509/pkix"
"encoding/pem"
"fmt"
"math/big"
"net"
"net/http"
"os"
"path"
"testing"
"time"
"github.com/stretchr/testify/require"
"golang.org/x/net/http2"
)
const (
expHeaderKey = "Foo"
expHeaderValue = "Bar"
)
func TestHTTP2TLS(t *testing.T) {
ctx := context.Background()
certPath, keyPath := prepareTestCerts(t)
srv := &http.Server{
Handler: http.HandlerFunc(testHandler),
}
tlsListener, err := newServer(ctx, ServerInfo{
Address: ":0",
TLS: ServerTLSInfo{
Enabled: true,
CertFile: certPath,
KeyFile: keyPath,
},
})
require.NoError(t, err)
port := tlsListener.Listener().Addr().(*net.TCPAddr).Port
addr := fmt.Sprintf("https://localhost:%d", port)
go func() {
_ = srv.Serve(tlsListener.Listener())
}()
// Server is running, now send HTTP/2 request
tlsClientConfig := &tls.Config{
InsecureSkipVerify: true,
}
cliHTTP1 := http.Client{Transport: &http.Transport{TLSClientConfig: tlsClientConfig}}
cliHTTP2 := http.Client{Transport: &http2.Transport{TLSClientConfig: tlsClientConfig}}
req, err := http.NewRequest("GET", addr, nil)
require.NoError(t, err)
req.Header[expHeaderKey] = []string{expHeaderValue}
resp, err := cliHTTP1.Do(req)
require.NoError(t, err)
require.Equal(t, http.StatusOK, resp.StatusCode)
resp, err = cliHTTP2.Do(req)
require.NoError(t, err)
require.Equal(t, http.StatusOK, resp.StatusCode)
}
func testHandler(resp http.ResponseWriter, req *http.Request) {
hdr, ok := req.Header[expHeaderKey]
if !ok || len(hdr) != 1 || hdr[0] != expHeaderValue {
resp.WriteHeader(http.StatusBadRequest)
} else {
resp.WriteHeader(http.StatusOK)
}
}
func prepareTestCerts(t *testing.T) (certPath, keyPath string) {
privateKey, err := rsa.GenerateKey(rand.Reader, 2048)
require.NoError(t, err)
template := x509.Certificate{
SerialNumber: big.NewInt(1),
Subject: pkix.Name{CommonName: "localhost"},
NotBefore: time.Now(),
NotAfter: time.Now().Add(time.Hour * 24 * 365),
KeyUsage: x509.KeyUsageDigitalSignature | x509.KeyUsageCertSign,
BasicConstraintsValid: true,
}
derBytes, err := x509.CreateCertificate(rand.Reader, &template, &template, &privateKey.PublicKey, privateKey)
require.NoError(t, err)
dir := t.TempDir()
certPath = path.Join(dir, "cert.pem")
keyPath = path.Join(dir, "key.pem")
certFile, err := os.Create(certPath)
require.NoError(t, err)
defer certFile.Close()
keyFile, err := os.Create(keyPath)
require.NoError(t, err)
defer keyFile.Close()
err = pem.Encode(certFile, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes})
require.NoError(t, err)
err = pem.Encode(keyFile, &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(privateKey)})
require.NoError(t, err)
return certPath, keyPath
}