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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "modules/serviceworkers/RespondWithObserver.h" | 5 #include "modules/serviceworkers/FetchRespondWithObserver.h" |
6 | 6 |
7 #include "bindings/core/v8/ScriptFunction.h" | 7 #include <v8.h> |
8 #include "bindings/core/v8/ScriptPromise.h" | |
9 #include "bindings/core/v8/ScriptValue.h" | 8 #include "bindings/core/v8/ScriptValue.h" |
10 #include "bindings/core/v8/V8Binding.h" | 9 #include "bindings/core/v8/V8Binding.h" |
11 #include "bindings/modules/v8/V8Response.h" | 10 #include "bindings/modules/v8/V8Response.h" |
12 #include "core/dom/ExceptionCode.h" | |
13 #include "core/dom/ExecutionContext.h" | 11 #include "core/dom/ExecutionContext.h" |
14 #include "core/inspector/ConsoleMessage.h" | 12 #include "core/inspector/ConsoleMessage.h" |
| 13 #include "core/inspector/ConsoleTypes.h" |
15 #include "core/streams/Stream.h" | 14 #include "core/streams/Stream.h" |
16 #include "modules/fetch/BodyStreamBuffer.h" | 15 #include "modules/fetch/BodyStreamBuffer.h" |
17 #include "modules/fetch/BytesConsumer.h" | 16 #include "modules/fetch/BytesConsumer.h" |
18 #include "modules/serviceworkers/ServiceWorkerGlobalScopeClient.h" | 17 #include "modules/serviceworkers/ServiceWorkerGlobalScopeClient.h" |
19 #include "platform/RuntimeEnabledFeatures.h" | 18 #include "modules/serviceworkers/WaitUntilObserver.h" |
20 #include "public/platform/modules/serviceworker/WebServiceWorkerResponse.h" | 19 #include "public/platform/modules/serviceworker/WebServiceWorkerResponse.h" |
21 #include "v8/include/v8.h" | |
22 #include "wtf/Assertions.h" | |
23 #include "wtf/RefPtr.h" | |
24 | 20 |
25 namespace blink { | 21 namespace blink { |
26 namespace { | 22 namespace { |
27 | 23 |
28 // Returns the error message to let the developer know about the reason of the | 24 // Returns the error message to let the developer know about the reason of the |
29 // unusual failures. | 25 // unusual failures. |
30 const String getMessageForResponseError(WebServiceWorkerResponseError error, | 26 const String getMessageForResponseError(WebServiceWorkerResponseError error, |
31 const KURL& requestURL) { | 27 const KURL& requestURL) { |
32 String errorMessage = "The FetchEvent for \"" + requestURL.getString() + | 28 String errorMessage = "The FetchEvent for \"" + requestURL.getString() + |
33 "\" resulted in a network error response: "; | 29 "\" resulted in a network error response: "; |
(...skipping 14 matching lines...) Expand all Loading... |
48 case WebServiceWorkerResponseErrorResponseTypeError: | 44 case WebServiceWorkerResponseErrorResponseTypeError: |
49 errorMessage = errorMessage + | 45 errorMessage = errorMessage + |
50 "the promise was resolved with an error response object."; | 46 "the promise was resolved with an error response object."; |
51 break; | 47 break; |
52 case WebServiceWorkerResponseErrorResponseTypeOpaque: | 48 case WebServiceWorkerResponseErrorResponseTypeOpaque: |
53 errorMessage = errorMessage + | 49 errorMessage = errorMessage + |
54 "an \"opaque\" response was used for a request whose type " | 50 "an \"opaque\" response was used for a request whose type " |
55 "is not no-cors"; | 51 "is not no-cors"; |
56 break; | 52 break; |
57 case WebServiceWorkerResponseErrorResponseTypeNotBasicOrDefault: | 53 case WebServiceWorkerResponseErrorResponseTypeNotBasicOrDefault: |
58 ASSERT_NOT_REACHED(); | 54 NOTREACHED(); |
59 break; | 55 break; |
60 case WebServiceWorkerResponseErrorBodyUsed: | 56 case WebServiceWorkerResponseErrorBodyUsed: |
61 errorMessage = errorMessage + | 57 errorMessage = errorMessage + |
62 "a Response whose \"bodyUsed\" is \"true\" cannot be used " | 58 "a Response whose \"bodyUsed\" is \"true\" cannot be used " |
63 "to respond to a request."; | 59 "to respond to a request."; |
64 break; | 60 break; |
65 case WebServiceWorkerResponseErrorResponseTypeOpaqueForClientRequest: | 61 case WebServiceWorkerResponseErrorResponseTypeOpaqueForClientRequest: |
66 errorMessage = errorMessage + | 62 errorMessage = errorMessage + |
67 "an \"opaque\" response was used for a client request."; | 63 "an \"opaque\" response was used for a client request."; |
68 break; | 64 break; |
(...skipping 69 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
138 | 134 |
139 public: | 135 public: |
140 NoopLoaderClient() = default; | 136 NoopLoaderClient() = default; |
141 void didFetchDataLoadedStream() override {} | 137 void didFetchDataLoadedStream() override {} |
142 void didFetchDataLoadFailed() override {} | 138 void didFetchDataLoadFailed() override {} |
143 DEFINE_INLINE_TRACE() { FetchDataLoader::Client::trace(visitor); } | 139 DEFINE_INLINE_TRACE() { FetchDataLoader::Client::trace(visitor); } |
144 }; | 140 }; |
145 | 141 |
146 } // namespace | 142 } // namespace |
147 | 143 |
148 class RespondWithObserver::ThenFunction final : public ScriptFunction { | 144 FetchRespondWithObserver* FetchRespondWithObserver::create( |
149 public: | |
150 enum ResolveType { | |
151 Fulfilled, | |
152 Rejected, | |
153 }; | |
154 | |
155 static v8::Local<v8::Function> createFunction(ScriptState* scriptState, | |
156 RespondWithObserver* observer, | |
157 ResolveType type) { | |
158 ThenFunction* self = new ThenFunction(scriptState, observer, type); | |
159 return self->bindToV8Function(); | |
160 } | |
161 | |
162 DEFINE_INLINE_VIRTUAL_TRACE() { | |
163 visitor->trace(m_observer); | |
164 ScriptFunction::trace(visitor); | |
165 } | |
166 | |
167 private: | |
168 ThenFunction(ScriptState* scriptState, | |
169 RespondWithObserver* observer, | |
170 ResolveType type) | |
171 : ScriptFunction(scriptState), | |
172 m_observer(observer), | |
173 m_resolveType(type) {} | |
174 | |
175 ScriptValue call(ScriptValue value) override { | |
176 ASSERT(m_observer); | |
177 ASSERT(m_resolveType == Fulfilled || m_resolveType == Rejected); | |
178 if (m_resolveType == Rejected) { | |
179 m_observer->responseWasRejected( | |
180 WebServiceWorkerResponseErrorPromiseRejected); | |
181 value = | |
182 ScriptPromise::reject(value.getScriptState(), value).getScriptValue(); | |
183 } else { | |
184 m_observer->responseWasFulfilled(value); | |
185 } | |
186 m_observer = nullptr; | |
187 return value; | |
188 } | |
189 | |
190 Member<RespondWithObserver> m_observer; | |
191 ResolveType m_resolveType; | |
192 }; | |
193 | |
194 RespondWithObserver::~RespondWithObserver() {} | |
195 | |
196 RespondWithObserver* RespondWithObserver::create( | |
197 ExecutionContext* context, | 145 ExecutionContext* context, |
198 int fetchEventID, | 146 int fetchEventID, |
199 const KURL& requestURL, | 147 const KURL& requestURL, |
200 WebURLRequest::FetchRequestMode requestMode, | 148 WebURLRequest::FetchRequestMode requestMode, |
201 WebURLRequest::FetchRedirectMode redirectMode, | 149 WebURLRequest::FetchRedirectMode redirectMode, |
202 WebURLRequest::FrameType frameType, | 150 WebURLRequest::FrameType frameType, |
203 WebURLRequest::RequestContext requestContext, | 151 WebURLRequest::RequestContext requestContext, |
204 WaitUntilObserver* observer) { | 152 WaitUntilObserver* observer) { |
205 return new RespondWithObserver(context, fetchEventID, requestURL, requestMode, | 153 return new FetchRespondWithObserver(context, fetchEventID, requestURL, |
206 redirectMode, frameType, requestContext, | 154 requestMode, redirectMode, frameType, |
207 observer); | 155 requestContext, observer); |
208 } | 156 } |
209 | 157 |
210 void RespondWithObserver::contextDestroyed(ExecutionContext*) { | 158 void FetchRespondWithObserver::onResponseRejected( |
211 if (m_observer) { | |
212 DCHECK_EQ(Pending, m_state); | |
213 m_observer.clear(); | |
214 } | |
215 m_state = Done; | |
216 } | |
217 | |
218 void RespondWithObserver::willDispatchEvent() { | |
219 m_eventDispatchTime = WTF::currentTime(); | |
220 } | |
221 | |
222 void RespondWithObserver::didDispatchEvent(DispatchEventResult dispatchResult) { | |
223 ASSERT(getExecutionContext()); | |
224 if (m_state != Initial) | |
225 return; | |
226 | |
227 if (dispatchResult != DispatchEventResult::NotCanceled) { | |
228 m_observer->incrementPendingActivity(); | |
229 responseWasRejected(WebServiceWorkerResponseErrorDefaultPrevented); | |
230 return; | |
231 } | |
232 | |
233 ServiceWorkerGlobalScopeClient::from(getExecutionContext()) | |
234 ->respondToFetchEvent(m_fetchEventID, m_eventDispatchTime); | |
235 m_state = Done; | |
236 m_observer.clear(); | |
237 } | |
238 | |
239 void RespondWithObserver::respondWith(ScriptState* scriptState, | |
240 ScriptPromise scriptPromise, | |
241 ExceptionState& exceptionState) { | |
242 if (m_state != Initial) { | |
243 exceptionState.throwDOMException( | |
244 InvalidStateError, "The fetch event has already been responded to."); | |
245 return; | |
246 } | |
247 | |
248 m_state = Pending; | |
249 m_observer->incrementPendingActivity(); | |
250 scriptPromise.then( | |
251 ThenFunction::createFunction(scriptState, this, ThenFunction::Fulfilled), | |
252 ThenFunction::createFunction(scriptState, this, ThenFunction::Rejected)); | |
253 } | |
254 | |
255 void RespondWithObserver::responseWasRejected( | |
256 WebServiceWorkerResponseError error) { | 159 WebServiceWorkerResponseError error) { |
257 ASSERT(getExecutionContext()); | 160 DCHECK(getExecutionContext()); |
258 getExecutionContext()->addConsoleMessage( | 161 getExecutionContext()->addConsoleMessage( |
259 ConsoleMessage::create(JSMessageSource, WarningMessageLevel, | 162 ConsoleMessage::create(JSMessageSource, WarningMessageLevel, |
260 getMessageForResponseError(error, m_requestURL))); | 163 getMessageForResponseError(error, m_requestURL))); |
261 | 164 |
262 // The default value of WebServiceWorkerResponse's status is 0, which maps | 165 // The default value of WebServiceWorkerResponse's status is 0, which maps |
263 // to a network error. | 166 // to a network error. |
264 WebServiceWorkerResponse webResponse; | 167 WebServiceWorkerResponse webResponse; |
265 webResponse.setError(error); | 168 webResponse.setError(error); |
266 ServiceWorkerGlobalScopeClient::from(getExecutionContext()) | 169 ServiceWorkerGlobalScopeClient::from(getExecutionContext()) |
267 ->respondToFetchEvent(m_fetchEventID, webResponse, m_eventDispatchTime); | 170 ->respondToFetchEvent(m_eventID, webResponse, m_eventDispatchTime); |
268 m_state = Done; | |
269 m_observer->decrementPendingActivity(); | |
270 m_observer.clear(); | |
271 } | 171 } |
272 | 172 |
273 void RespondWithObserver::responseWasFulfilled(const ScriptValue& value) { | 173 void FetchRespondWithObserver::onResponseFulfilled(const ScriptValue& value) { |
274 ASSERT(getExecutionContext()); | 174 DCHECK(getExecutionContext()); |
275 if (!V8Response::hasInstance(value.v8Value(), | 175 if (!V8Response::hasInstance(value.v8Value(), |
276 toIsolate(getExecutionContext()))) { | 176 toIsolate(getExecutionContext()))) { |
277 responseWasRejected(WebServiceWorkerResponseErrorNoV8Instance); | 177 onResponseRejected(WebServiceWorkerResponseErrorNoV8Instance); |
278 return; | 178 return; |
279 } | 179 } |
280 Response* response = V8Response::toImplWithTypeCheck( | 180 Response* response = V8Response::toImplWithTypeCheck( |
281 toIsolate(getExecutionContext()), value.v8Value()); | 181 toIsolate(getExecutionContext()), value.v8Value()); |
282 // "If one of the following conditions is true, return a network error: | 182 // "If one of the following conditions is true, return a network error: |
283 // - |response|'s type is |error|. | 183 // - |response|'s type is |error|. |
284 // - |request|'s mode is not |no-cors| and response's type is |opaque|. | 184 // - |request|'s mode is not |no-cors| and response's type is |opaque|. |
285 // - |request| is a client request and |response|'s type is neither | 185 // - |request| is a client request and |response|'s type is neither |
286 // |basic| nor |default|." | 186 // |basic| nor |default|." |
287 const FetchResponseData::Type responseType = response->response()->getType(); | 187 const FetchResponseData::Type responseType = response->response()->getType(); |
288 if (responseType == FetchResponseData::ErrorType) { | 188 if (responseType == FetchResponseData::ErrorType) { |
289 responseWasRejected(WebServiceWorkerResponseErrorResponseTypeError); | 189 onResponseRejected(WebServiceWorkerResponseErrorResponseTypeError); |
290 return; | 190 return; |
291 } | 191 } |
292 if (responseType == FetchResponseData::OpaqueType) { | 192 if (responseType == FetchResponseData::OpaqueType) { |
293 if (m_requestMode != WebURLRequest::FetchRequestModeNoCORS) { | 193 if (m_requestMode != WebURLRequest::FetchRequestModeNoCORS) { |
294 responseWasRejected(WebServiceWorkerResponseErrorResponseTypeOpaque); | 194 onResponseRejected(WebServiceWorkerResponseErrorResponseTypeOpaque); |
295 return; | 195 return; |
296 } | 196 } |
297 | 197 |
298 // The request mode of client requests should be "same-origin" but it is | 198 // The request mode of client requests should be "same-origin" but it is |
299 // not explicitly stated in the spec yet. So we need to check here. | 199 // not explicitly stated in the spec yet. So we need to check here. |
300 // FIXME: Set the request mode of client requests to "same-origin" and | 200 // FIXME: Set the request mode of client requests to "same-origin" and |
301 // remove this check when the spec will be updated. | 201 // remove this check when the spec will be updated. |
302 // Spec issue: https://github.com/whatwg/fetch/issues/101 | 202 // Spec issue: https://github.com/whatwg/fetch/issues/101 |
303 if (isClientRequest(m_frameType, m_requestContext)) { | 203 if (isClientRequest(m_frameType, m_requestContext)) { |
304 responseWasRejected( | 204 onResponseRejected( |
305 WebServiceWorkerResponseErrorResponseTypeOpaqueForClientRequest); | 205 WebServiceWorkerResponseErrorResponseTypeOpaqueForClientRequest); |
306 return; | 206 return; |
307 } | 207 } |
308 } | 208 } |
309 if (m_redirectMode != WebURLRequest::FetchRedirectModeManual && | 209 if (m_redirectMode != WebURLRequest::FetchRedirectModeManual && |
310 responseType == FetchResponseData::OpaqueRedirectType) { | 210 responseType == FetchResponseData::OpaqueRedirectType) { |
311 responseWasRejected( | 211 onResponseRejected(WebServiceWorkerResponseErrorResponseTypeOpaqueRedirect); |
312 WebServiceWorkerResponseErrorResponseTypeOpaqueRedirect); | |
313 return; | 212 return; |
314 } | 213 } |
315 if (m_redirectMode != WebURLRequest::FetchRedirectModeFollow && | 214 if (m_redirectMode != WebURLRequest::FetchRedirectModeFollow && |
316 response->redirected()) { | 215 response->redirected()) { |
317 if (!isNavigationRequest(m_frameType)) { | 216 if (!isNavigationRequest(m_frameType)) { |
318 responseWasRejected( | 217 onResponseRejected( |
319 WebServiceWorkerResponseErrorRedirectedResponseForNotFollowRequest); | 218 WebServiceWorkerResponseErrorRedirectedResponseForNotFollowRequest); |
320 return; | 219 return; |
321 } | 220 } |
322 // TODO(horo): We should just reject even if the request was a navigation. | 221 // TODO(horo): We should just reject even if the request was a navigation. |
323 // Currently we measure the impact of the restriction with the use counter | 222 // Currently we measure the impact of the restriction with the use counter |
324 // in DocumentLoader. | 223 // in DocumentLoader. |
325 getExecutionContext()->addConsoleMessage(ConsoleMessage::create( | 224 getExecutionContext()->addConsoleMessage(ConsoleMessage::create( |
326 JSMessageSource, ErrorMessageLevel, | 225 JSMessageSource, ErrorMessageLevel, |
327 getErrorMessageForRedirectedResponseForNavigationRequest( | 226 getErrorMessageForRedirectedResponseForNavigationRequest( |
328 m_requestURL, response->internalURLList()))); | 227 m_requestURL, response->internalURLList()))); |
329 } | 228 } |
330 if (response->isBodyLocked()) { | 229 if (response->isBodyLocked()) { |
331 responseWasRejected(WebServiceWorkerResponseErrorBodyLocked); | 230 onResponseRejected(WebServiceWorkerResponseErrorBodyLocked); |
332 return; | 231 return; |
333 } | 232 } |
334 if (response->bodyUsed()) { | 233 if (response->bodyUsed()) { |
335 responseWasRejected(WebServiceWorkerResponseErrorBodyUsed); | 234 onResponseRejected(WebServiceWorkerResponseErrorBodyUsed); |
336 return; | 235 return; |
337 } | 236 } |
338 | 237 |
339 WebServiceWorkerResponse webResponse; | 238 WebServiceWorkerResponse webResponse; |
340 response->populateWebServiceWorkerResponse(webResponse); | 239 response->populateWebServiceWorkerResponse(webResponse); |
341 BodyStreamBuffer* buffer = response->internalBodyBuffer(); | 240 BodyStreamBuffer* buffer = response->internalBodyBuffer(); |
342 if (buffer) { | 241 if (buffer) { |
343 RefPtr<BlobDataHandle> blobDataHandle = buffer->drainAsBlobDataHandle( | 242 RefPtr<BlobDataHandle> blobDataHandle = buffer->drainAsBlobDataHandle( |
344 BytesConsumer::BlobSizePolicy::AllowBlobWithInvalidSize); | 243 BytesConsumer::BlobSizePolicy::AllowBlobWithInvalidSize); |
345 if (blobDataHandle) { | 244 if (blobDataHandle) { |
346 webResponse.setBlobDataHandle(blobDataHandle); | 245 webResponse.setBlobDataHandle(blobDataHandle); |
347 } else { | 246 } else { |
348 Stream* outStream = Stream::create(getExecutionContext(), ""); | 247 Stream* outStream = Stream::create(getExecutionContext(), ""); |
349 webResponse.setStreamURL(outStream->url()); | 248 webResponse.setStreamURL(outStream->url()); |
350 buffer->startLoading(FetchDataLoader::createLoaderAsStream(outStream), | 249 buffer->startLoading(FetchDataLoader::createLoaderAsStream(outStream), |
351 new NoopLoaderClient); | 250 new NoopLoaderClient); |
352 } | 251 } |
353 } | 252 } |
354 ServiceWorkerGlobalScopeClient::from(getExecutionContext()) | 253 ServiceWorkerGlobalScopeClient::from(getExecutionContext()) |
355 ->respondToFetchEvent(m_fetchEventID, webResponse, m_eventDispatchTime); | 254 ->respondToFetchEvent(m_eventID, webResponse, m_eventDispatchTime); |
356 m_state = Done; | |
357 m_observer->decrementPendingActivity(); | |
358 m_observer.clear(); | |
359 } | 255 } |
360 | 256 |
361 RespondWithObserver::RespondWithObserver( | 257 void FetchRespondWithObserver::onNoResponse() { |
| 258 ServiceWorkerGlobalScopeClient::from(getExecutionContext()) |
| 259 ->respondToFetchEvent(m_eventID, m_eventDispatchTime); |
| 260 } |
| 261 |
| 262 FetchRespondWithObserver::FetchRespondWithObserver( |
362 ExecutionContext* context, | 263 ExecutionContext* context, |
363 int fetchEventID, | 264 int fetchEventID, |
364 const KURL& requestURL, | 265 const KURL& requestURL, |
365 WebURLRequest::FetchRequestMode requestMode, | 266 WebURLRequest::FetchRequestMode requestMode, |
366 WebURLRequest::FetchRedirectMode redirectMode, | 267 WebURLRequest::FetchRedirectMode redirectMode, |
367 WebURLRequest::FrameType frameType, | 268 WebURLRequest::FrameType frameType, |
368 WebURLRequest::RequestContext requestContext, | 269 WebURLRequest::RequestContext requestContext, |
369 WaitUntilObserver* observer) | 270 WaitUntilObserver* observer) |
370 : ContextLifecycleObserver(context), | 271 : RespondWithObserver(context, fetchEventID, observer), |
371 m_fetchEventID(fetchEventID), | |
372 m_requestURL(requestURL), | 272 m_requestURL(requestURL), |
373 m_requestMode(requestMode), | 273 m_requestMode(requestMode), |
374 m_redirectMode(redirectMode), | 274 m_redirectMode(redirectMode), |
375 m_frameType(frameType), | 275 m_frameType(frameType), |
376 m_requestContext(requestContext), | 276 m_requestContext(requestContext) {} |
377 m_state(Initial), | |
378 m_observer(observer) {} | |
379 | 277 |
380 DEFINE_TRACE(RespondWithObserver) { | 278 DEFINE_TRACE(FetchRespondWithObserver) { |
381 visitor->trace(m_observer); | 279 RespondWithObserver::trace(visitor); |
382 ContextLifecycleObserver::trace(visitor); | |
383 } | 280 } |
384 | 281 |
385 } // namespace blink | 282 } // namespace blink |
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