debian-mirror-gitlab/workhorse/internal/sendurl/sendurl_test.go

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2021-02-22 17:27:13 +05:30
package sendurl
import (
"encoding/base64"
"fmt"
"io/ioutil"
"net/http"
"net/http/httptest"
"os"
"strconv"
"testing"
"time"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitlab-workhorse/internal/testhelper"
)
const testData = `123456789012345678901234567890`
const testDataEtag = `W/"myetag"`
func testEntryServer(t *testing.T, requestURL string, httpHeaders http.Header, allowRedirects bool) *httptest.ResponseRecorder {
requestHandler := func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, "GET", r.Method)
url := r.URL.String() + "/file"
jsonParams := fmt.Sprintf(`{"URL":%q,"AllowRedirects":%s}`,
url, strconv.FormatBool(allowRedirects))
data := base64.URLEncoding.EncodeToString([]byte(jsonParams))
// The server returns a Content-Disposition
w.Header().Set("Content-Disposition", "attachment; filename=\"archive.txt\"")
w.Header().Set("Cache-Control", "no-cache")
w.Header().Set("Expires", "")
w.Header().Set("Date", "Wed, 21 Oct 2015 05:28:00 GMT")
w.Header().Set("Pragma", "no-cache")
SendURL.Inject(w, r, data)
}
serveFile := func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, "GET", r.Method)
tempFile, err := ioutil.TempFile("", "download_file")
require.NoError(t, err)
require.NoError(t, os.Remove(tempFile.Name()))
defer tempFile.Close()
_, err = tempFile.Write([]byte(testData))
require.NoError(t, err)
w.Header().Set("Etag", testDataEtag)
w.Header().Set("Cache-Control", "public")
w.Header().Set("Expires", "Wed, 21 Oct 2015 07:28:00 GMT")
w.Header().Set("Date", "Wed, 21 Oct 2015 06:28:00 GMT")
w.Header().Set("Pragma", "")
http.ServeContent(w, r, "archive.txt", time.Now(), tempFile)
}
redirectFile := func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, "GET", r.Method)
http.Redirect(w, r, r.URL.String()+"/download", http.StatusTemporaryRedirect)
}
mux := http.NewServeMux()
mux.HandleFunc("/get/request", requestHandler)
mux.HandleFunc("/get/request/file", serveFile)
mux.HandleFunc("/get/redirect", requestHandler)
mux.HandleFunc("/get/redirect/file", redirectFile)
mux.HandleFunc("/get/redirect/file/download", serveFile)
mux.HandleFunc("/get/file-not-existing", requestHandler)
server := httptest.NewServer(mux)
defer server.Close()
httpRequest, err := http.NewRequest("GET", server.URL+requestURL, nil)
require.NoError(t, err)
if httpHeaders != nil {
httpRequest.Header = httpHeaders
}
response := httptest.NewRecorder()
mux.ServeHTTP(response, httpRequest)
return response
}
func TestDownloadingUsingSendURL(t *testing.T) {
response := testEntryServer(t, "/get/request", nil, false)
require.Equal(t, http.StatusOK, response.Code)
testhelper.RequireResponseHeader(t, response,
"Content-Type",
"text/plain; charset=utf-8")
testhelper.RequireResponseHeader(t, response,
"Content-Disposition",
"attachment; filename=\"archive.txt\"")
testhelper.RequireResponseBody(t, response, testData)
}
func TestDownloadingAChunkOfDataWithSendURL(t *testing.T) {
httpHeaders := http.Header{
"Range": []string{
"bytes=1-2",
},
}
response := testEntryServer(t, "/get/request", httpHeaders, false)
require.Equal(t, http.StatusPartialContent, response.Code)
testhelper.RequireResponseHeader(t, response,
"Content-Type",
"text/plain; charset=utf-8")
testhelper.RequireResponseHeader(t, response,
"Content-Disposition",
"attachment; filename=\"archive.txt\"")
testhelper.RequireResponseHeader(t, response,
"Content-Range",
"bytes 1-2/30")
testhelper.RequireResponseBody(t, response, "23")
}
func TestAccessingAlreadyDownloadedFileWithSendURL(t *testing.T) {
httpHeaders := http.Header{
"If-None-Match": []string{testDataEtag},
}
response := testEntryServer(t, "/get/request", httpHeaders, false)
require.Equal(t, http.StatusNotModified, response.Code)
}
func TestAccessingRedirectWithSendURL(t *testing.T) {
response := testEntryServer(t, "/get/redirect", nil, false)
require.Equal(t, http.StatusTemporaryRedirect, response.Code)
}
func TestAccessingAllowedRedirectWithSendURL(t *testing.T) {
response := testEntryServer(t, "/get/redirect", nil, true)
require.Equal(t, http.StatusOK, response.Code)
testhelper.RequireResponseHeader(t, response,
"Content-Type",
"text/plain; charset=utf-8")
testhelper.RequireResponseHeader(t, response,
"Content-Disposition",
"attachment; filename=\"archive.txt\"")
}
func TestAccessingAllowedRedirectWithChunkOfDataWithSendURL(t *testing.T) {
httpHeaders := http.Header{
"Range": []string{
"bytes=1-2",
},
}
response := testEntryServer(t, "/get/redirect", httpHeaders, true)
require.Equal(t, http.StatusPartialContent, response.Code)
testhelper.RequireResponseHeader(t, response,
"Content-Type",
"text/plain; charset=utf-8")
testhelper.RequireResponseHeader(t, response,
"Content-Disposition",
"attachment; filename=\"archive.txt\"")
testhelper.RequireResponseHeader(t, response,
"Content-Range",
"bytes 1-2/30")
testhelper.RequireResponseBody(t, response, "23")
}
func TestOriginalCacheHeadersPreservedWithSendURL(t *testing.T) {
response := testEntryServer(t, "/get/redirect", nil, true)
require.Equal(t, http.StatusOK, response.Code)
testhelper.RequireResponseHeader(t, response,
"Cache-Control",
"no-cache")
testhelper.RequireResponseHeader(t, response,
"Expires",
"")
testhelper.RequireResponseHeader(t, response,
"Date",
"Wed, 21 Oct 2015 05:28:00 GMT")
testhelper.RequireResponseHeader(t, response,
"Pragma",
"no-cache")
}
func TestDownloadingNonExistingFileUsingSendURL(t *testing.T) {
response := testEntryServer(t, "/invalid/path", nil, false)
require.Equal(t, http.StatusNotFound, response.Code)
}
func TestDownloadingNonExistingRemoteFileWithSendURL(t *testing.T) {
response := testEntryServer(t, "/get/file-not-existing", nil, false)
require.Equal(t, http.StatusNotFound, response.Code)
}