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service_test.go
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package waf
import (
"bytes"
"context"
"crypto/rand"
"crypto/tls"
_ "embed"
"encoding/json"
"fmt"
"io"
"net"
"net/http"
"net/http/httptest"
"net/url"
"os"
"os/exec"
"path/filepath"
"regexp"
"strconv"
"strings"
"sync/atomic"
"syscall"
"testing"
"testing/fstest"
"time"
"github.com/hashicorp/go-cleanhttp"
"github.com/rs/zerolog"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gitlab.com/tozd/go/errors"
"gitlab.com/tozd/go/x"
// This is here because _examples/hello.go needs this dependency.
_ "gitlab.com/tozd/go/cli"
)
//go:embed _examples/routes.json
var routesConfiguration []byte
var (
compressibleData = bytes.Repeat([]byte{0}, 32*1024)
compressibleDataGzip []byte
nonCompressibleData = make([]byte, 32*1024)
nonCompressibleDataEtag string
nonCompressibleDataGzip []byte
semiCompressibleData []byte
semiCompressibleDataEtag string
semiCompressibleDataGzip []byte
semiCompressibleDataGzipEtag string
largeJSON []byte
largeJSONEtag string
largeJSONGzip []byte
largeJSONGzipEtag string
testFiles fstest.MapFS
)
func init() {
zerolog.DurationFieldInteger = true
_, err := rand.Read(nonCompressibleData)
if err != nil {
panic(err)
}
nonCompressibleDataGzip, err = compress(compressionGzip, nonCompressibleData)
if err != nil {
panic(err)
}
nonCompressibleDataEtag = computeEtag(nonCompressibleData)
semiCompressibleData = append([]byte{}, nonCompressibleData[:30*1024]...)
semiCompressibleData = append(semiCompressibleData, bytes.Repeat([]byte{0}, 2*1024)...)
semiCompressibleDataGzip, err = compress(compressionGzip, semiCompressibleData)
if err != nil {
panic(err)
}
semiCompressibleDataEtag = computeEtag(semiCompressibleData)
semiCompressibleDataGzipEtag = computeEtag(semiCompressibleDataGzip)
compressibleDataGzip, err = compress(compressionGzip, compressibleData)
if err != nil {
panic(err)
}
largeJSON = []byte(fmt.Sprintf(`{"x":"%x"}`, nonCompressibleData))
largeJSONGzip, err = compress(compressionGzip, largeJSON)
if err != nil {
panic(err)
}
largeJSONEtag = computeEtag(largeJSON)
largeJSONGzipEtag = computeEtag(largeJSONGzip)
testFiles = fstest.MapFS{
"assets/image.png": &fstest.MapFile{
Data: []byte("test image"),
},
"data.txt": &fstest.MapFile{
Data: []byte("test data"),
},
"compressible.foobar": &fstest.MapFile{
Data: compressibleData,
},
"noncompressible.foobar": &fstest.MapFile{
Data: nonCompressibleData,
},
"semicompressible.foobar": &fstest.MapFile{
Data: semiCompressibleData,
},
"index.html": &fstest.MapFile{
Data: []byte(`<!DOCTYPE html><html><head><title>{{ .Title }}</title></head><body>{{ .Description }}</body></html>`),
},
}
}
type testSite struct {
Site `yaml:",inline"`
Title string `json:"title" yaml:"title"`
Description string `json:"description" yaml:"description"`
Version string `json:"version,omitempty" yaml:"-"`
BuildTimestamp string `json:"buildTimestamp,omitempty" yaml:"-"`
Revision string `json:"revision,omitempty" yaml:"-"`
}
type testService struct {
Service[*testSite]
}
func (s *testService) HomeGet(w http.ResponseWriter, req *http.Request, _ Params) {
ctx := req.Context()
metrics := MustGetMetrics(ctx)
metrics.Duration("test").Start().Duration = 123456789 * time.Microsecond
zerolog.Ctx(ctx).Info().Msg("test msg")
s.ServeStaticFile(w, req, "/index.json")
}
func (s *testService) Home(w http.ResponseWriter, req *http.Request, _ Params) {
if s.ProxyStaticTo != "" {
s.Proxy(w, req)
} else {
s.ServeStaticFile(w, req, "/index.html")
}
}
func (s *testService) Helper(w http.ResponseWriter, req *http.Request, p Params) {
switch p["name"] {
case "NotFound":
s.NotFound(w, req)
case "NotFoundWithError":
s.NotFoundWithError(w, req, errors.New("test"))
case "MethodNotAllowed":
s.MethodNotAllowed(w, req, []string{http.MethodDelete, http.MethodGet})
case "InternalServerError":
s.InternalServerError(w, req)
case "InternalServerErrorWithError":
s.InternalServerErrorWithError(w, req, errors.New("test"))
case "Canceled":
s.InternalServerErrorWithError(w, req, errors.WithStack(context.Canceled))
case "DeadlineExceeded":
s.InternalServerErrorWithError(w, req, errors.WithStack(context.DeadlineExceeded))
case "Proxy":
s.Proxy(w, req)
default:
s.BadRequest(w, req)
}
}
func (s *testService) PanicGet(_ http.ResponseWriter, _ *http.Request, _ Params) {
panic(errors.New("test"))
}
func (s *testService) JSONGet(w http.ResponseWriter, req *http.Request, _ Params) {
s.WriteJSON(w, req, map[string]interface{}{"data": 123}, map[string]interface{}{"foobar": 42})
}
func (s *testService) JSONPost(w http.ResponseWriter, req *http.Request, _ Params) {
w.WriteHeader(http.StatusAccepted)
_, _ = w.Write([]byte(req.Form.Encode()))
}
func (s *testService) LargeGet(w http.ResponseWriter, req *http.Request, _ Params) {
s.WriteJSON(w, req, json.RawMessage(largeJSON), nil)
}
func (s *testService) NonCompressibleJSONGet(w http.ResponseWriter, req *http.Request, _ Params) {
// Do not do this. We are misusing support for []byte here to pass raw random bytes which are not valid JSON.
// We need this to test the non-compressible code path in WriteJSON which seems it will never be taken
// with valid JSON which seems to be always compressible.
s.WriteJSON(w, req, nonCompressibleData, nil)
}
func (s *testService) InvalidHandlerTypeGet() {}
func (s *testService) CORS(w http.ResponseWriter, req *http.Request, _ Params) {
s.WriteJSON(w, req, json.RawMessage(`{}`), nil)
}
func (s *testService) CORSGet(w http.ResponseWriter, req *http.Request, _ Params) {
s.WriteJSON(w, req, json.RawMessage(`{}`), nil)
}
func (s *testService) CORSPost(w http.ResponseWriter, req *http.Request, _ Params) {
s.WriteJSON(w, req, json.RawMessage(`{}`), nil)
}
func (s *testService) CORSPatch(w http.ResponseWriter, req *http.Request, _ Params) {
// This one does not have CORS on purpose.
s.WriteJSON(w, req, json.RawMessage(`{}`), nil)
}
func (s *testService) CORSOptions(w http.ResponseWriter, _ *http.Request, _ Params) {
w.WriteHeader(214)
}
func (s *testService) CORSNoOptionsPatch(w http.ResponseWriter, req *http.Request, _ Params) {
s.WriteJSON(w, req, json.RawMessage(`{}`), nil)
}
func newRequest(t *testing.T, method, url string, body io.Reader) *http.Request {
t.Helper()
req, err := http.NewRequest(method, url, body) //nolint:noctx
require.NoError(t, err)
return req
}
func newService(t *testing.T, logger zerolog.Logger, https2 bool, proxyStaticTo string) (*testService, *httptest.Server) {
t.Helper()
build := zerolog.Dict()
build = build.Str("r", "abcde")
build = build.Str("t", "2023-11-03T00:51:07Z")
build = build.Str("v", "vTEST")
canonicalLogger := logger.With().Dict("build", build).Logger()
service := &testService{
Service: Service[*testSite]{
Logger: logger,
CanonicalLogger: canonicalLogger,
StaticFiles: testFiles,
Routes: []Route{
{
Name: "Home",
Path: "/",
API: &RouteOptions{},
Get: &RouteOptions{},
},
{
Name: "Helper",
Path: "/helper/:name",
API: nil,
Get: &RouteOptions{},
},
{
Name: "Panic",
Path: "/panic",
API: &RouteOptions{},
Get: nil,
},
{
Name: "JSON",
Path: "/json",
API: &RouteOptions{},
Get: nil,
},
{
Name: "Large",
Path: "/large",
API: &RouteOptions{},
Get: nil,
},
{
Name: "NonCompressibleJSON",
Path: "/noncompressible",
API: &RouteOptions{},
Get: nil,
},
{
Name: "CORS",
Path: "/cors",
API: &RouteOptions{
CORS: &CORSOptions{
AllowedOrigins: []string{"https://other.example.com"},
AllowedMethods: []string{"GET", "POST"}, // HEAD should be added automatically.
AllowedHeaders: []string{"FooBar", "foo-zoo"},
ExposedHeaders: []string{"BarFoo", "zooFoo"},
MaxAge: 54,
AllowCredentials: false,
AllowPrivateNetwork: true,
OptionsSuccessStatus: 212, // Should not be returned because we have CORSOptions handler.
},
},
Get: &RouteOptions{
CORS: &CORSOptions{
AllowedOrigins: []string{"*"},
AllowedMethods: []string{}, // GET and HEAD should be added automatically.
AllowedHeaders: []string{},
ExposedHeaders: []string{},
MaxAge: 55,
AllowCredentials: true,
AllowPrivateNetwork: false,
OptionsSuccessStatus: 213,
},
},
},
{
Name: "CORSNoOptions",
Path: "/corsNoOptions",
API: &RouteOptions{
CORS: &CORSOptions{
AllowedOrigins: []string{"https://other.example.com"},
AllowedMethods: []string{"PATCH"},
AllowedHeaders: []string{"FooBar"},
MaxAge: 56,
AllowCredentials: true,
AllowPrivateNetwork: false,
OptionsSuccessStatus: 0,
},
},
Get: nil,
},
},
Sites: map[string]*testSite{
"example.com": {
Site: Site{
Domain: "example.com",
},
Title: "test",
Description: "test site",
Version: "vTEST",
Revision: "abcde",
BuildTimestamp: "2023-11-03T00:51:07Z",
},
},
Middleware: []func(http.Handler) http.Handler{
func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
w.Header().Add("Extra", "1234")
next.ServeHTTP(w, req)
})
},
},
SiteContextPath: "/index.json",
MetadataHeaderPrefix: "Test-",
ProxyStaticTo: proxyStaticTo,
IsImmutableFile: func(path string) bool {
return strings.HasPrefix(path, "/assets/")
},
SkipServingFile: func(path string) bool {
return path == "/index.html" || path == "/index.json"
},
},
}
router := &Router{}
handler, errE := service.RouteWith(service, router)
require.NoError(t, errE, "% -+#.1v", errE)
tempDir := t.TempDir()
certPath := filepath.Join(tempDir, "test_cert.pem")
keyPath := filepath.Join(tempDir, "test_key.pem")
errE = x.CreateTempCertificateFiles(certPath, keyPath, []string{"example.com", "other.example.com"})
require.NoError(t, errE)
certificate, err := tls.LoadX509KeyPair(certPath, keyPath)
require.NoError(t, err)
ts := httptest.NewUnstartedServer(handler)
ts.EnableHTTP2 = https2
ts.TLS = &tls.Config{ //nolint:gosec
Certificates: []tls.Certificate{certificate},
}
ts.Config.ConnContext = (&Server[*testSite]{}).connContext
t.Cleanup(ts.Close)
ts.StartTLS()
var listenAddr atomic.Value
listenAddr.Store(ts.Listener.Addr().String())
// We make a client version which maps example.com to the address ts is listening on.
client := ts.Client()
client.Transport.(*http.Transport).DialContext = func(ctx context.Context, network, addr string) (net.Conn, error) { //nolint:forcetypeassert
if addr == "example.com:443" || addr == "other.example.com:443" {
addr = listenAddr.Load().(string) //nolint:forcetypeassert,errcheck
}
return (&net.Dialer{}).DialContext(ctx, network, addr)
}
client.Transport.(*http.Transport).DisableCompression = true //nolint:forcetypeassert
return service, ts
}
var logCleanupRegexp = regexp.MustCompile(`("proxied":")[^"]+(")|("connection":")[^"]+(")|("request":")[^"]+(")|("time":")[^"]+(")|("[tjc]":)[0-9.]+`)
func logCleanup(t *testing.T, http2 bool, log string) string {
t.Helper()
if !http2 {
log = strings.ReplaceAll(log, `"proto":"1.1"`, `"proto":"2.0"`)
log = strings.ReplaceAll(log, `Go-http-client/1.1`, `Go-http-client/2.0`)
}
return logCleanupRegexp.ReplaceAllString(log, "$1$2$3$4$5$6$7$8$9")
}
var headerCleanupRegexp = regexp.MustCompile(`[0-9]+`)
func headerCleanup(t *testing.T, header http.Header) http.Header {
t.Helper()
for _, h := range []string{"Date", "Request-Id"} {
dates, ok := header[h]
if ok {
header[h] = make([]string, len(dates))
}
}
timing, ok := header["Server-Timing"]
if ok {
for i, t := range timing {
timing[i] = headerCleanupRegexp.ReplaceAllString(t, "")
}
header["Server-Timing"] = timing
}
return header
}
func TestRouteWith(t *testing.T) {
t.Parallel()
s := &testService{}
router := &Router{}
_, errE := s.RouteWith(s, router)
require.NoError(t, errE, "% -+#.1v", errE)
_, errE = s.RouteWith(s, router)
assert.EqualError(t, errE, "RouteWith called more than once")
}
func TestServiceConfigureRoutes(t *testing.T) {
t.Parallel()
tests := []struct {
Routes []Route
Err string
}{
{
nil,
"",
},
{
[]Route{
{
Name: "Home",
Path: "/",
API: nil,
Get: nil,
},
},
`at least one of "get" and "api" has to be set`,
},
{
[]Route{
{
Name: "SomethingMissing",
Path: "/",
API: nil,
Get: &RouteOptions{},
},
},
`handler not found`,
},
{
[]Route{
{
Name: "Proxy",
Path: "/",
API: nil,
Get: &RouteOptions{},
},
},
`invalid handler type`,
},
{
[]Route{
{
Name: "SomethingMissing",
Path: "/",
API: &RouteOptions{},
Get: nil,
},
},
`no API handler found`,
},
{
[]Route{
{
Name: "InvalidHandlerType",
Path: "/",
API: &RouteOptions{},
Get: nil,
},
},
`invalid API handler type`,
},
{
[]Route{
{
Name: "CORS",
Path: "/cors",
API: nil,
Get: &RouteOptions{
CORS: &CORSOptions{
AllowedMethods: []string{http.MethodPatch},
},
},
},
},
`CORS allowed methods contain methods without handlers`,
},
{
[]Route{
{
Name: "CORS",
Path: "/cors",
API: &RouteOptions{
CORS: &CORSOptions{
AllowedMethods: []string{http.MethodGet, http.MethodDelete},
},
},
Get: nil,
},
},
`CORS allowed methods contain methods without handlers`,
},
}
for k, tt := range tests {
t.Run(fmt.Sprintf("case=%d", k), func(t *testing.T) {
t.Parallel()
s := &testService{
Service: Service[*testSite]{
router: &Router{},
Routes: tt.Routes,
},
}
errE := s.configureRoutes(s)
if tt.Err != "" {
assert.EqualError(t, errE, tt.Err)
} else {
require.NoError(t, errE, "% -+#.1v", errE)
}
})
}
}
func TestServiceReverse(t *testing.T) {
t.Parallel()
out := &bytes.Buffer{}
service, _ := newService(t, zerolog.New(out), false, "")
p, errE := service.Reverse("Home", nil, url.Values{"x": []string{"y"}, "a": []string{"b", "c"}, "b": []string{}})
if assert.NoError(t, errE, "% -+#.1v", errE) {
assert.Equal(t, `/?a=b&a=c&x=y`, p)
}
p, errE = service.ReverseAPI("Home", nil, url.Values{"x": []string{"y"}, "a": []string{"b", "c"}, "b": []string{}})
if assert.NoError(t, errE, "% -+#.1v", errE) {
assert.Equal(t, `/api?a=b&a=c&x=y`, p)
}
_, errE = service.Reverse("Home", Params{"x": "y"}, nil)
assert.EqualError(t, errE, "extra parameters")
_, errE = service.Reverse("Helper", nil, nil)
assert.EqualError(t, errE, "parameter is missing")
_, errE = service.Reverse("JSON", nil, nil)
assert.EqualError(t, errE, "route has no GET or OPTIONS handler")
_, errE = service.Reverse("something", nil, nil)
assert.EqualError(t, errE, "route does not exist")
assert.Equal(t, `{"level":"debug","handler":"Home","route":"Home","path":"/","message":"route registration: handler found"}
{"level":"debug","handler":"HomeGet","route":"Home","path":"/","message":"route registration: API handler found"}
{"level":"debug","handler":"HomePost","route":"Home","path":"/","message":"route registration: API handler not found"}
{"level":"debug","handler":"HomePut","route":"Home","path":"/","message":"route registration: API handler not found"}
{"level":"debug","handler":"HomePatch","route":"Home","path":"/","message":"route registration: API handler not found"}
{"level":"debug","handler":"HomeDelete","route":"Home","path":"/","message":"route registration: API handler not found"}
{"level":"debug","handler":"HomeConnect","route":"Home","path":"/","message":"route registration: API handler not found"}
{"level":"debug","handler":"HomeOptions","route":"Home","path":"/","message":"route registration: API handler not found"}
{"level":"debug","handler":"HomeTrace","route":"Home","path":"/","message":"route registration: API handler not found"}
{"level":"debug","handler":"Helper","route":"Helper","path":"/helper/:name","message":"route registration: handler found"}
{"level":"debug","handler":"PanicGet","route":"Panic","path":"/panic","message":"route registration: API handler found"}
{"level":"debug","handler":"PanicPost","route":"Panic","path":"/panic","message":"route registration: API handler not found"}
{"level":"debug","handler":"PanicPut","route":"Panic","path":"/panic","message":"route registration: API handler not found"}
{"level":"debug","handler":"PanicPatch","route":"Panic","path":"/panic","message":"route registration: API handler not found"}
{"level":"debug","handler":"PanicDelete","route":"Panic","path":"/panic","message":"route registration: API handler not found"}
{"level":"debug","handler":"PanicConnect","route":"Panic","path":"/panic","message":"route registration: API handler not found"}
{"level":"debug","handler":"PanicOptions","route":"Panic","path":"/panic","message":"route registration: API handler not found"}
{"level":"debug","handler":"PanicTrace","route":"Panic","path":"/panic","message":"route registration: API handler not found"}
{"level":"debug","handler":"JSONGet","route":"JSON","path":"/json","message":"route registration: API handler found"}
{"level":"debug","handler":"JSONPost","route":"JSON","path":"/json","message":"route registration: API handler found"}
{"level":"debug","handler":"JSONPut","route":"JSON","path":"/json","message":"route registration: API handler not found"}
{"level":"debug","handler":"JSONPatch","route":"JSON","path":"/json","message":"route registration: API handler not found"}
{"level":"debug","handler":"JSONDelete","route":"JSON","path":"/json","message":"route registration: API handler not found"}
{"level":"debug","handler":"JSONConnect","route":"JSON","path":"/json","message":"route registration: API handler not found"}
{"level":"debug","handler":"JSONOptions","route":"JSON","path":"/json","message":"route registration: API handler not found"}
{"level":"debug","handler":"JSONTrace","route":"JSON","path":"/json","message":"route registration: API handler not found"}
{"level":"debug","handler":"LargeGet","route":"Large","path":"/large","message":"route registration: API handler found"}
{"level":"debug","handler":"LargePost","route":"Large","path":"/large","message":"route registration: API handler not found"}
{"level":"debug","handler":"LargePut","route":"Large","path":"/large","message":"route registration: API handler not found"}
{"level":"debug","handler":"LargePatch","route":"Large","path":"/large","message":"route registration: API handler not found"}
{"level":"debug","handler":"LargeDelete","route":"Large","path":"/large","message":"route registration: API handler not found"}
{"level":"debug","handler":"LargeConnect","route":"Large","path":"/large","message":"route registration: API handler not found"}
{"level":"debug","handler":"LargeOptions","route":"Large","path":"/large","message":"route registration: API handler not found"}
{"level":"debug","handler":"LargeTrace","route":"Large","path":"/large","message":"route registration: API handler not found"}
{"level":"debug","handler":"NonCompressibleJSONGet","route":"NonCompressibleJSON","path":"/noncompressible","message":"route registration: API handler found"}
{"level":"debug","handler":"NonCompressibleJSONPost","route":"NonCompressibleJSON","path":"/noncompressible","message":"route registration: API handler not found"}
{"level":"debug","handler":"NonCompressibleJSONPut","route":"NonCompressibleJSON","path":"/noncompressible","message":"route registration: API handler not found"}
{"level":"debug","handler":"NonCompressibleJSONPatch","route":"NonCompressibleJSON","path":"/noncompressible","message":"route registration: API handler not found"}
{"level":"debug","handler":"NonCompressibleJSONDelete","route":"NonCompressibleJSON","path":"/noncompressible","message":"route registration: API handler not found"}
{"level":"debug","handler":"NonCompressibleJSONConnect","route":"NonCompressibleJSON","path":"/noncompressible","message":"route registration: API handler not found"}
{"level":"debug","handler":"NonCompressibleJSONOptions","route":"NonCompressibleJSON","path":"/noncompressible","message":"route registration: API handler not found"}
{"level":"debug","handler":"NonCompressibleJSONTrace","route":"NonCompressibleJSON","path":"/noncompressible","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORS","route":"CORS","path":"/cors","message":"route registration: handler found"}
{"level":"debug","handler":"CORSGet","route":"CORS","path":"/cors","message":"route registration: API handler found"}
{"level":"debug","handler":"CORSPost","route":"CORS","path":"/cors","message":"route registration: API handler found"}
{"level":"debug","handler":"CORSPut","route":"CORS","path":"/cors","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSPatch","route":"CORS","path":"/cors","message":"route registration: API handler found"}
{"level":"debug","handler":"CORSDelete","route":"CORS","path":"/cors","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSConnect","route":"CORS","path":"/cors","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSOptions","route":"CORS","path":"/cors","message":"route registration: API handler found"}
{"level":"debug","handler":"CORSTrace","route":"CORS","path":"/cors","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSNoOptionsGet","route":"CORSNoOptions","path":"/corsNoOptions","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSNoOptionsPost","route":"CORSNoOptions","path":"/corsNoOptions","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSNoOptionsPut","route":"CORSNoOptions","path":"/corsNoOptions","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSNoOptionsPatch","route":"CORSNoOptions","path":"/corsNoOptions","message":"route registration: API handler found"}
{"level":"debug","handler":"CORSNoOptionsDelete","route":"CORSNoOptions","path":"/corsNoOptions","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSNoOptionsConnect","route":"CORSNoOptions","path":"/corsNoOptions","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSNoOptionsOptions","route":"CORSNoOptions","path":"/corsNoOptions","message":"route registration: API handler not found"}
{"level":"debug","handler":"CORSNoOptionsTrace","route":"CORSNoOptions","path":"/corsNoOptions","message":"route registration: API handler not found"}
{"level":"debug","path":"/assets/image.png","message":"added file to static files"}
{"level":"debug","path":"/compressible.foobar","message":"unable to determine content type for static file"}
{"level":"debug","path":"/compressible.foobar","message":"added file to static files"}
{"level":"debug","path":"/data.txt","message":"added file to static files"}
{"level":"debug","path":"/index.html","message":"added file to static files"}
{"level":"debug","path":"/noncompressible.foobar","message":"unable to determine content type for static file"}
{"level":"debug","path":"/noncompressible.foobar","message":"added file to static files"}
{"level":"debug","path":"/semicompressible.foobar","message":"unable to determine content type for static file"}
{"level":"debug","path":"/semicompressible.foobar","message":"added file to static files"}
{"level":"debug","path":"/index.json","message":"added file to static files"}
`, out.String())
}
func TestService(t *testing.T) {
t.Parallel()
proxy := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
err := r.ParseForm()
if !assert.NoError(t, err) {
return
}
assert.NotEmpty(t, r.Header.Get("Request-Id"), "Request-Id")
w.Header().Add("Test-Header", "foobar")
w.Header().Set("Content-Type", "text/plain; charset=utf-8")
w.WriteHeader(http.StatusOK)
_, _ = w.Write([]byte("test\n"))
_, _ = w.Write([]byte("post data: "))
_, _ = w.Write([]byte(r.PostForm.Encode()))
_, _ = w.Write([]byte("\n"))
_, _ = w.Write([]byte("data: "))
_, _ = w.Write([]byte(r.Form.Encode()))
_, _ = w.Write([]byte("\n"))
}))
t.Cleanup(proxy.Close)
tests := []struct {
Request func() *http.Request
Development string
ExpectedStatus int
ExpectedBody []byte
ExpectedLog string
ExpectedHeader http.Header
ExpectedTrailer http.Header
}{
{
func() *http.Request {
return newRequest(t, http.MethodGet, "https://example.com/", nil)
},
"",
http.StatusOK,
[]byte(`<!DOCTYPE html><html><head><title>test</title></head><body>test site</body></html>`),
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","etag":"tN1X-esKHJy3BUQrWNN0YaiNCkUYVp_5YmywXfn0Kx8","code":200,"responseBody":82,"requestBody":0,"metrics":{"t":},"message":"Home"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"82"},
"Content-Type": {"text/html; charset=utf-8"},
"Date": {""},
"Etag": {`"tN1X-esKHJy3BUQrWNN0YaiNCkUYVp_5YmywXfn0Kx8"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
return newRequest(t, http.MethodPost, "https://example.com/", nil)
},
"",
http.StatusMethodNotAllowed,
[]byte("Method Not Allowed\n"),
`{"level":"warn","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"POST","path":"/","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","code":405,"responseBody":19,"requestBody":0,"metrics":{"t":},"message":"MethodNotAllowed"}` + "\n",
http.Header{
"Extra": {"1234"},
"Allow": {"GET, HEAD"},
"Cache-Control": {"no-cache"},
"Content-Length": {"19"},
"Content-Type": {"text/plain; charset=utf-8"},
"Date": {""},
"Request-Id": {""},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
req := newRequest(t, http.MethodGet, "https://example.com/data.txt", nil)
req.Header.Set("Referer", "https://example.com/")
return req
},
"",
http.StatusOK,
[]byte(`test data`),
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/data.txt","client":"127.0.0.1","agent":"Go-http-client/2.0","referer":"https://example.com/","connection":"","request":"","proto":"2.0","host":"example.com","etag":"kW8AJ6V1B0znKjMXd8NHjWUT94alkb2JLaGld78jNfk","code":200,"responseBody":9,"requestBody":0,"metrics":{"t":},"message":"StaticFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"9"},
"Content-Type": {"text/plain; charset=utf-8"},
"Date": {""},
"Etag": {`"kW8AJ6V1B0znKjMXd8NHjWUT94alkb2JLaGld78jNfk"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
return newRequest(t, http.MethodPost, "https://example.com/data.txt", nil)
},
"",
http.StatusMethodNotAllowed,
[]byte("Method Not Allowed\n"),
`{"level":"warn","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"POST","path":"/data.txt","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","code":405,"responseBody":19,"requestBody":0,"metrics":{"t":},"message":"MethodNotAllowed"}` + "\n",
http.Header{
"Extra": {"1234"},
"Allow": {"GET, HEAD"},
"Cache-Control": {"no-cache"},
"Content-Length": {"19"},
"Content-Type": {"text/plain; charset=utf-8"},
"Date": {""},
"Request-Id": {""},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
return newRequest(t, http.MethodGet, "https://example.com/assets/image.png", nil)
},
"",
http.StatusOK,
[]byte(`test image`),
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/assets/image.png","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","etag":"EYcyfG0PCwsZszqyEaVJAjqppB81nG0Kgn172Z-NWZQ","code":200,"responseBody":10,"requestBody":0,"metrics":{"t":},"message":"ImmutableFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"max-age=31536000,immutable,stale-while-revalidate=86400"},
"Content-Length": {"10"},
"Content-Type": {"image/png"},
"Date": {""},
"Etag": {`"EYcyfG0PCwsZszqyEaVJAjqppB81nG0Kgn172Z-NWZQ"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
return newRequest(t, http.MethodGet, "https://example.com/compressible.foobar", nil)
},
"",
http.StatusOK,
compressibleData,
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/compressible.foobar","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","etag":"w1AgRzrtG0ZCzXJsrXJ7Y__ygkrWjO3X_7c8fL2JBHk","code":200,"responseBody":32768,"requestBody":0,"metrics":{"t":},"message":"StaticFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"32768"},
"Content-Type": {"application/octet-stream"},
"Date": {""},
"Etag": {`"w1AgRzrtG0ZCzXJsrXJ7Y__ygkrWjO3X_7c8fL2JBHk"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
req := newRequest(t, http.MethodGet, "https://example.com/compressible.foobar", nil)
// We just serve what we have and ignore the header.
req.Header.Add("Accept", "application/something")
return req
},
"",
http.StatusOK,
compressibleData,
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/compressible.foobar","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","etag":"w1AgRzrtG0ZCzXJsrXJ7Y__ygkrWjO3X_7c8fL2JBHk","code":200,"responseBody":32768,"requestBody":0,"metrics":{"t":},"message":"StaticFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"32768"},
"Content-Type": {"application/octet-stream"},
"Date": {""},
"Etag": {`"w1AgRzrtG0ZCzXJsrXJ7Y__ygkrWjO3X_7c8fL2JBHk"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
req := newRequest(t, http.MethodGet, "https://example.com/compressible.foobar", nil)
// We just serve what we have and ignore the header.
req.Header.Add("Accept-Encoding", "something")
return req
},
"",
http.StatusOK,
compressibleData,
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/compressible.foobar","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","etag":"w1AgRzrtG0ZCzXJsrXJ7Y__ygkrWjO3X_7c8fL2JBHk","code":200,"responseBody":32768,"requestBody":0,"metrics":{"t":},"message":"StaticFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"32768"},
"Content-Type": {"application/octet-stream"},
"Date": {""},
"Etag": {`"w1AgRzrtG0ZCzXJsrXJ7Y__ygkrWjO3X_7c8fL2JBHk"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
req := newRequest(t, http.MethodGet, "https://example.com/compressible.foobar", nil)
// We just serve what we have and ignore the header.
req.Header.Add("Accept-Encoding", "identity;q=0.0")
return req
},
"",
http.StatusOK,
compressibleData,
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/compressible.foobar","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","etag":"w1AgRzrtG0ZCzXJsrXJ7Y__ygkrWjO3X_7c8fL2JBHk","code":200,"responseBody":32768,"requestBody":0,"metrics":{"t":},"message":"StaticFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"32768"},
"Content-Type": {"application/octet-stream"},
"Date": {""},
"Etag": {`"w1AgRzrtG0ZCzXJsrXJ7Y__ygkrWjO3X_7c8fL2JBHk"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
// It does not compress it because the file is too small.
req := newRequest(t, http.MethodGet, "https://example.com/compressible.foobar", nil)
req.Header.Add("Accept-Encoding", "gzip")
return req
},
"",
http.StatusOK,
compressibleDataGzip,
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/compressible.foobar","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","encoding":"gzip","etag":"gNjs0DVDKzajatdVAcvGk2jBlyyj_v_ier840Jzmwig","code":200,"responseBody":68,"requestBody":0,"metrics":{"t":},"message":"StaticFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"68"},
"Content-Type": {"application/octet-stream"},
"Content-Encoding": {"gzip"},
"Date": {""},
"Etag": {`"gNjs0DVDKzajatdVAcvGk2jBlyyj_v_ier840Jzmwig"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
// It does not compress it because ratio is to bad.
req := newRequest(t, http.MethodGet, "https://example.com/noncompressible.foobar", nil)
req.Header.Add("Accept-Encoding", "gzip")
return req
},
"",
http.StatusOK,
nonCompressibleData,
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/noncompressible.foobar","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","etag":` + nonCompressibleDataEtag + `,"code":200,"responseBody":32768,"requestBody":0,"metrics":{"t":},"message":"StaticFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"32768"},
"Content-Type": {"application/octet-stream"},
"Date": {""},
"Etag": {nonCompressibleDataEtag},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
// It does not compress it because the file is too small.
req := newRequest(t, http.MethodGet, "https://example.com/data.txt", nil)
req.Header.Add("Accept-Encoding", "gzip")
return req
},
"",
http.StatusOK,
[]byte(`test data`),
`{"level":"info","build":{"r":"abcde","t":"2023-11-03T00:51:07Z","v":"vTEST"},"method":"GET","path":"/data.txt","client":"127.0.0.1","agent":"Go-http-client/2.0","connection":"","request":"","proto":"2.0","host":"example.com","etag":"kW8AJ6V1B0znKjMXd8NHjWUT94alkb2JLaGld78jNfk","code":200,"responseBody":9,"requestBody":0,"metrics":{"t":},"message":"StaticFile"}` + "\n",
http.Header{
"Extra": {"1234"},
"Accept-Ranges": {"bytes"},
"Cache-Control": {"no-cache"},
"Content-Length": {"9"},
"Content-Type": {"text/plain; charset=utf-8"},
"Date": {""},
"Etag": {`"kW8AJ6V1B0znKjMXd8NHjWUT94alkb2JLaGld78jNfk"`},
"Request-Id": {""},
"Vary": {"Accept-Encoding"},
"X-Content-Type-Options": {"nosniff"},
},
http.Header{
"Server-Timing": {"t;dur="},
},
},
{
func() *http.Request {
return newRequest(t, http.MethodGet, "https://example.com/semicompressible.foobar", nil)