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- // Copyright 2015 Google Inc. All rights reserved.
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
-
- package static
-
- import (
- "bytes"
- "fmt"
- "io/ioutil"
- "net/http"
- "os"
- "path"
- "testing"
-
- "github.com/google/martian"
- "github.com/google/martian/parse"
- "github.com/google/martian/proxyutil"
- )
-
- func Test404WhenExplictlyMappedFileDoesNotExist(t *testing.T) {
- tmpdir, err := ioutil.TempDir("", "test_static_modifier_explicit_path_mapping_")
- if err != nil {
- t.Fatalf("ioutil.TempDir(): got %v, want no error", err)
- }
-
- //if err := os.MkdirAll(path.Join(tmpdir, "explicit/path"), 0777); err != nil {
- // t.Fatalf("os.Mkdir(): got %v, want no error", err)
- //}
-
- //if err := ioutil.WriteFile(path.Join(tmpdir, "explicit/path", "sfmtest.txt"), []byte("test file"), 0777); err != nil {
- // t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- //}
-
- req, err := http.NewRequest("GET", "/sfmtest.txt", nil)
- if err != nil {
- t.Fatalf("NewRequest(): got %v, want no error", err)
- }
-
- _, remove, err := martian.TestContext(req, nil, nil)
- if err != nil {
- t.Fatalf("TestContext(): got %v, want no error", err)
- }
- defer remove()
-
- res := proxyutil.NewResponse(http.StatusOK, nil, req)
-
- mod := NewModifier(tmpdir)
- if err := mod.ModifyRequest(req); err != nil {
- t.Fatalf("ModifyRequest(): got %v, want no error", err)
- }
- mod.SetExplicitPathMappings(map[string]string{"/sfmtest.txt": "/explicit/path/sfmtest.txt"})
-
- if err := mod.ModifyResponse(res); err != nil {
- t.Fatalf("ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.StatusCode, http.StatusNotFound; got != want {
- t.Errorf("res.StatusCode: got %v, want %v", got, want)
- }
- }
-
- func TestFileExistsInBothExplictlyMappedPathAndInferredPath(t *testing.T) {
- tmpdir, err := ioutil.TempDir("", "test_static_modifier_explicit_path_mapping_")
- if err != nil {
- t.Fatalf("ioutil.TempDir(): got %v, want no error", err)
- }
-
- if err := os.MkdirAll(path.Join(tmpdir, "explicit/path"), 0777); err != nil {
- t.Fatalf("os.Mkdir(): got %v, want no error", err)
- }
-
- if err := ioutil.WriteFile(path.Join(tmpdir, "sfmtest.txt"), []byte("dont return"), 0777); err != nil {
- t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- }
-
- if err := ioutil.WriteFile(path.Join(tmpdir, "explicit/path", "sfmtest.txt"), []byte("target"), 0777); err != nil {
- t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- }
-
- req, err := http.NewRequest("GET", "/sfmtest.txt", nil)
- if err != nil {
- t.Fatalf("NewRequest(): got %v, want no error", err)
- }
-
- _, remove, err := martian.TestContext(req, nil, nil)
- if err != nil {
- t.Fatalf("TestContext(): got %v, want no error", err)
- }
- defer remove()
-
- res := proxyutil.NewResponse(http.StatusOK, nil, req)
-
- mod := NewModifier(tmpdir)
- if err := mod.ModifyRequest(req); err != nil {
- t.Fatalf("ModifyRequest(): got %v, want no error", err)
- }
- mod.SetExplicitPathMappings(map[string]string{"/sfmtest.txt": "/explicit/path/sfmtest.txt"})
-
- if err := mod.ModifyResponse(res); err != nil {
- t.Fatalf("ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.Header.Get("Content-Type"), "text/plain; charset=utf-8"; got != want {
- t.Errorf("res.Header.Get('Content-Type'): got %v, want %v", got, want)
- }
-
- got, err := ioutil.ReadAll(res.Body)
- if err != nil {
- t.Fatalf("ioutil.ReadAll(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if want := []byte("target"); !bytes.Equal(got, want) {
- t.Errorf("res.Body: got %q, want %q", got, want)
- }
-
- if got, want := res.ContentLength, int64(len("target")); got != want {
- t.Errorf("res.ContentLength: got %v, want %v", got, want)
- }
- }
-
- func TestStaticModifierExplicitPathMapping(t *testing.T) {
- tmpdir, err := ioutil.TempDir("", "test_static_modifier_explicit_path_mapping_")
- if err != nil {
- t.Fatalf("ioutil.TempDir(): got %v, want no error", err)
- }
-
- if err := os.MkdirAll(path.Join(tmpdir, "explicit/path"), 0777); err != nil {
- t.Fatalf("os.Mkdir(): got %v, want no error", err)
- }
-
- if err := ioutil.WriteFile(path.Join(tmpdir, "explicit/path", "sfmtest.txt"), []byte("test file"), 0777); err != nil {
- t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- }
-
- req, err := http.NewRequest("GET", "/sfmtest.txt", nil)
- if err != nil {
- t.Fatalf("NewRequest(): got %v, want no error", err)
- }
-
- _, remove, err := martian.TestContext(req, nil, nil)
- if err != nil {
- t.Fatalf("TestContext(): got %v, want no error", err)
- }
- defer remove()
-
- res := proxyutil.NewResponse(http.StatusOK, nil, req)
-
- mod := NewModifier(tmpdir)
- if err := mod.ModifyRequest(req); err != nil {
- t.Fatalf("ModifyRequest(): got %v, want no error", err)
- }
- mod.SetExplicitPathMappings(map[string]string{"/sfmtest.txt": "/explicit/path/sfmtest.txt"})
-
- if err := mod.ModifyResponse(res); err != nil {
- t.Fatalf("ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.Header.Get("Content-Type"), "text/plain; charset=utf-8"; got != want {
- t.Errorf("res.Header.Get('Content-Type'): got %v, want %v", got, want)
- }
-
- got, err := ioutil.ReadAll(res.Body)
- if err != nil {
- t.Fatalf("ioutil.ReadAll(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if want := []byte("test file"); !bytes.Equal(got, want) {
- t.Errorf("res.Body: got %q, want %q", got, want)
- }
-
- if got, want := res.ContentLength, int64(len("test file")); got != want {
- t.Errorf("res.ContentLength: got %v, want %v", got, want)
- }
- }
-
- func TestStaticModifierOnRequest(t *testing.T) {
- tmpdir, err := ioutil.TempDir("", "test_static_modifier_on_request_")
- if err != nil {
- t.Fatalf("ioutil.TempDir(): got %v, want no error", err)
- }
-
- if err := ioutil.WriteFile(path.Join(tmpdir, "sfmtest.txt"), []byte("test file"), 0777); err != nil {
- t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- }
-
- req, err := http.NewRequest("GET", "/sfmtest.txt", nil)
- if err != nil {
- t.Fatalf("NewRequest(): got %v, want no error", err)
- }
-
- _, remove, err := martian.TestContext(req, nil, nil)
- if err != nil {
- t.Fatalf("TestContext(): got %v, want no error", err)
- }
- defer remove()
-
- res := proxyutil.NewResponse(http.StatusOK, nil, req)
-
- mod := NewModifier(tmpdir)
- if err := mod.ModifyRequest(req); err != nil {
- t.Fatalf("ModifyRequest(): got %v, want no error", err)
-
- }
- if err := mod.ModifyResponse(res); err != nil {
- t.Fatalf("ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.Header.Get("Content-Type"), "text/plain; charset=utf-8"; got != want {
- t.Errorf("res.Header.Get('Content-Type'): got %v, want %v", got, want)
- }
-
- got, err := ioutil.ReadAll(res.Body)
- if err != nil {
- t.Fatalf("ioutil.ReadAll(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if want := []byte("test file"); !bytes.Equal(got, want) {
- t.Errorf("res.Body: got %q, want %q", got, want)
- }
-
- if got, want := res.ContentLength, int64(len("test file")); got != want {
- t.Errorf("res.ContentLength: got %v, want %v", got, want)
- }
- }
-
- func TestRequestOverHTTPS(t *testing.T) {
- tmpdir, err := ioutil.TempDir("", "test_static_modifier_on_request_")
- if err != nil {
- t.Fatalf("ioutil.TempDir(): got %v, want no error", err)
- }
-
- if err := ioutil.WriteFile(path.Join(tmpdir, "sfmtest.txt"), []byte("test file"), 0777); err != nil {
- t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- }
-
- req, err := http.NewRequest("GET", "/sfmtest.txt", nil)
- if err != nil {
- t.Fatalf("NewRequest(): got %v, want no error", err)
- }
-
- req.URL.Scheme = "https"
-
- _, remove, err := martian.TestContext(req, nil, nil)
- if err != nil {
- t.Fatalf("TestContext(): got %v, want no error", err)
- }
- defer remove()
-
- res := proxyutil.NewResponse(http.StatusOK, nil, req)
-
- mod := NewModifier(tmpdir)
- if err := mod.ModifyRequest(req); err != nil {
- t.Fatalf("ModifyRequest(): got %v, want no error", err)
-
- }
- if err := mod.ModifyResponse(res); err != nil {
- t.Fatalf("ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.Header.Get("Content-Type"), "text/plain; charset=utf-8"; got != want {
- t.Errorf("res.Header.Get('Content-Type'): got %v, want %v", got, want)
- }
-
- got, err := ioutil.ReadAll(res.Body)
- if err != nil {
- t.Fatalf("ioutil.ReadAll(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if want := []byte("test file"); !bytes.Equal(got, want) {
- t.Errorf("res.Body: got %q, want %q", got, want)
- }
-
- if got, want := res.ContentLength, int64(len("test file")); got != want {
- t.Errorf("res.ContentLength: got %v, want %v", got, want)
- }
-
- }
-
- func TestModifierFromJSON(t *testing.T) {
- tmpdir, err := ioutil.TempDir("", "test_static_modifier_on_request_")
- if err != nil {
- t.Fatalf("ioutil.TempDir(): got %v, want no error", err)
- }
-
- tmpdir2 := path.Join(tmpdir, "subdir")
- err = os.Mkdir(tmpdir2, 0777)
- if err != nil {
- t.Fatalf("ioutil.TempDir(): got %v, want no error", err)
- }
-
- if err := ioutil.WriteFile(path.Join(tmpdir, "sfmtest.txt"), []byte("test file"), 0777); err != nil {
- t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- }
-
- if err := ioutil.WriteFile(path.Join(tmpdir2, "sfmtest.txt"), []byte("test file2"), 0777); err != nil {
- t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- }
-
- msg := []byte(fmt.Sprintf(`{
- "static.Modifier": {
- "scope": ["request", "response"],
- "explicitPaths": {"/foo/bar.baz": "/subdir/sfmtest.txt"},
- "rootPath": %q
- }
- }`, tmpdir))
-
- r, err := parse.FromJSON(msg)
- if err != nil {
- t.Fatalf("parse.FromJSON(): got %v, want no error", err)
- }
-
- reqmod := r.RequestModifier()
- if reqmod == nil {
- t.Fatal("reqmod: got nil, want not nil")
- }
-
- resmod := r.ResponseModifier()
- if resmod == nil {
- t.Fatal("resmod: got nil, want not nil")
- }
-
- req, err := http.NewRequest("GET", "/sfmtest.txt", nil)
- if err != nil {
- t.Fatalf("NewRequest(): got %v, want no error", err)
- }
-
- _, remove, err := martian.TestContext(req, nil, nil)
- if err != nil {
- t.Fatalf("TestContext(): got %v, want no error", err)
- }
- defer remove()
-
- res := proxyutil.NewResponse(http.StatusOK, nil, req)
-
- if err := reqmod.ModifyRequest(req); err != nil {
- t.Fatalf("ModifyRequest(): got %v, want no error", err)
- }
-
- if err := resmod.ModifyResponse(res); err != nil {
- t.Fatalf("ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.Header.Get("Content-Type"), "text/plain; charset=utf-8"; got != want {
- t.Errorf("res.Header.Get('Content-Type'): got %v, want %v", got, want)
- }
-
- got, err := ioutil.ReadAll(res.Body)
- if err != nil {
- t.Fatalf("ioutil.ReadAll(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if want := []byte("test file"); !bytes.Equal(got, want) {
- t.Errorf("res.Body: got %q, want %q", got, want)
- }
-
- if got, want := res.ContentLength, int64(len("test file")); got != want {
- t.Errorf("res.ContentLength: got %v, want %v", got, want)
- }
-
- req, err = http.NewRequest("GET", "/foo/bar.baz", nil)
- if err != nil {
- t.Fatalf("NewRequest(): got %v, want no error", err)
- }
-
- _, remove, err = martian.TestContext(req, nil, nil)
- if err != nil {
- t.Fatalf("TestContext(): got %v, want no error", err)
- }
- defer remove()
-
- res = proxyutil.NewResponse(http.StatusOK, nil, req)
-
- if err := reqmod.ModifyRequest(req); err != nil {
- t.Fatalf("ModifyRequest(): got %v, want no error", err)
- }
-
- if err := resmod.ModifyResponse(res); err != nil {
- t.Fatalf("ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.Header.Get("Content-Type"), "text/plain; charset=utf-8"; got != want {
- t.Errorf("res.Header.Get('Content-Type'): got %v, want %v", got, want)
- }
-
- got, err = ioutil.ReadAll(res.Body)
- if err != nil {
- t.Fatalf("ioutil.ReadAll(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if want := []byte("test file2"); !bytes.Equal(got, want) {
- t.Errorf("res.Body: got %q, want %q", got, want)
- }
-
- if got, want := res.ContentLength, int64(len("test file2")); got != want {
- t.Errorf("res.ContentLength: got %v, want %v", got, want)
- }
-
- }
-
- func TestStaticModifierSingleRangeRequest(t *testing.T) {
- tmpdir, err := ioutil.TempDir("", "test_static_modifier_on_request_")
- if err != nil {
- t.Fatalf("ioutil.TempDir(): got %v, want no error", err)
- }
- mod := NewModifier(tmpdir)
-
- if err := ioutil.WriteFile(path.Join(tmpdir, "sfmtest.txt"), []byte("0123456789"), 0777); err != nil {
- t.Fatalf("ioutil.WriteFile(): got %v, want no error", err)
- }
-
- req, err := http.NewRequest("GET", "/sfmtest.txt", nil)
- if err != nil {
- t.Fatalf("NewRequest(): got %v, want no error", err)
- }
- req.Header.Set("Range", "bytes=1-4")
-
- _, remove, err := martian.TestContext(req, nil, nil)
- if err != nil {
- t.Fatalf("TestContext(): got %v, want no error", err)
- }
- defer remove()
-
- if err := mod.ModifyRequest(req); err != nil {
- t.Fatalf("ModifyRequest(): got %v, want no error", err)
-
- }
-
- res := proxyutil.NewResponse(http.StatusOK, nil, req)
- if err := mod.ModifyResponse(res); err != nil {
- t.Fatalf("ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.StatusCode, http.StatusPartialContent; got != want {
- t.Errorf("res.Status: got %v, want %v", got, want)
- }
-
- if got, want := res.ContentLength, int64(len([]byte("1234"))); got != want {
- t.Errorf("res.ContentLength: got %d, want %d", got, want)
- }
-
- if got, want := res.Header.Get("Content-Range"), "bytes 1-4/10"; got != want {
- t.Errorf("res.Header.Get(%q): got %q, want %q", "Content-Encoding", got, want)
- }
-
- got, err := ioutil.ReadAll(res.Body)
- if err != nil {
- t.Fatalf("ioutil.ReadAll(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if want := []byte("1234"); !bytes.Equal(got, want) {
- t.Errorf("res.Body: got %q, want %q", got, want)
- }
-
- if got, want := res.Header.Get("Content-Type"), "text/plain; charset=utf-8"; got != want {
- t.Errorf("res.Header.Get('Content-Type'): got %v, want %v", got, want)
- }
- }
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