chore: change undocumented protocol.registerProtocol to detect body type (#36595)

* feat: add protocol.registerProtocol

* remove wip handleProtocol code

* lint

* Update shell/browser/net/electron_url_loader_factory.h

Co-authored-by: Cheng Zhao <zcbenz@gmail.com>

* fix

---------

Co-authored-by: John Kleinschmidt <jkleinsc@electronjs.org>
Co-authored-by: Cheng Zhao <zcbenz@gmail.com>
This commit is contained in:
Jeremy Rose 2023-02-12 23:48:30 -08:00 коммит произвёл GitHub
Родитель a37f572388
Коммит 01f1522cbd
Не найден ключ, соответствующий данной подписи
Идентификатор ключа GPG: 4AEE18F83AFDEB23
3 изменённых файлов: 485 добавлений и 434 удалений

197
shell/browser/net/electron_url_loader_factory.cc Executable file → Normal file
Просмотреть файл

@ -4,6 +4,7 @@
#include "shell/browser/net/electron_url_loader_factory.h"
#include <list>
#include <memory>
#include <string>
#include <utility>
@ -81,6 +82,19 @@ bool ResponseMustBeObject(ProtocolType type) {
}
}
bool LooksLikeStream(v8::Isolate* isolate, v8::Local<v8::Value> v) {
// the stream loader can handle null and undefined as "empty body". Could
// probably be more efficient here but this works.
if (v->IsNullOrUndefined())
return true;
if (!v->IsObject())
return false;
gin_helper::Dictionary dict(isolate, v.As<v8::Object>());
v8::Local<v8::Value> method;
return dict.Get("on", &method) && method->IsFunction() &&
dict.Get("removeListener", &method) && method->IsFunction();
}
// Helper to convert value to Dictionary.
gin::Dictionary ToDict(v8::Isolate* isolate, v8::Local<v8::Value> value) {
if (!value->IsFunction() && value->IsObject())
@ -390,36 +404,94 @@ void ElectronURLLoaderFactory::StartLoading(
}
switch (type) {
// DEPRECATED: Soon only |kFree| will be supported!
case ProtocolType::kBuffer:
StartLoadingBuffer(std::move(client), std::move(head), dict);
break;
case ProtocolType::kString:
StartLoadingString(std::move(client), std::move(head), dict,
args->isolate(), response);
break;
case ProtocolType::kFile:
StartLoadingFile(std::move(loader), request, std::move(client),
std::move(head), dict, args->isolate(), response);
break;
case ProtocolType::kHttp:
StartLoadingHttp(std::move(loader), request, std::move(client),
traffic_annotation, dict);
break;
case ProtocolType::kStream:
StartLoadingStream(std::move(loader), std::move(client), std::move(head),
dict);
break;
case ProtocolType::kFree:
ProtocolType protocol_type;
if (!gin::ConvertFromV8(args->isolate(), response, &protocol_type)) {
if (response->IsArrayBufferView())
StartLoadingBuffer(std::move(client), std::move(head),
response.As<v8::ArrayBufferView>());
else if (v8::Local<v8::Value> data; !dict.IsEmpty() &&
dict.Get("data", &data) &&
data->IsArrayBufferView())
StartLoadingBuffer(std::move(client), std::move(head),
data.As<v8::ArrayBufferView>());
else
OnComplete(std::move(client), request_id,
network::URLLoaderCompletionStatus(net::ERR_FAILED));
return;
}
StartLoading(std::move(loader), request_id, options, request,
std::move(client), traffic_annotation,
std::move(target_factory), protocol_type, args);
break;
case ProtocolType::kString: {
std::string data;
if (gin::ConvertFromV8(args->isolate(), response, &data))
SendContents(std::move(client), std::move(head), data);
else if (!dict.IsEmpty() && dict.Get("data", &data))
SendContents(std::move(client), std::move(head), data);
else
OnComplete(std::move(client), request_id,
network::URLLoaderCompletionStatus(net::ERR_FAILED));
break;
}
case ProtocolType::kFile: {
base::FilePath path;
if (gin::ConvertFromV8(args->isolate(), response, &path))
StartLoadingFile(std::move(client), std::move(loader), std::move(head),
request, path, dict);
else if (!dict.IsEmpty() && dict.Get("path", &path))
StartLoadingFile(std::move(client), std::move(loader), std::move(head),
request, path, dict);
else
OnComplete(std::move(client), request_id,
network::URLLoaderCompletionStatus(net::ERR_FAILED));
break;
}
case ProtocolType::kHttp:
if (GURL url; !dict.IsEmpty() && dict.Get("url", &url) && url.is_valid())
StartLoadingHttp(std::move(client), std::move(loader), request,
traffic_annotation, dict);
else
OnComplete(std::move(client), request_id,
network::URLLoaderCompletionStatus(net::ERR_FAILED));
break;
case ProtocolType::kStream:
StartLoadingStream(std::move(client), std::move(loader), std::move(head),
dict);
break;
case ProtocolType::kFree: {
// Infer the type based on the object given
v8::Local<v8::Value> data;
if (!dict.IsEmpty() && dict.Has("data"))
dict.Get("data", &data);
else
data = response;
// |data| can be either a string, a buffer or a stream.
if (data->IsArrayBufferView()) {
StartLoadingBuffer(std::move(client), std::move(head),
data.As<v8::ArrayBufferView>());
} else if (data->IsString()) {
SendContents(std::move(client), std::move(head),
gin::V8ToString(args->isolate(), data));
} else if (LooksLikeStream(args->isolate(), data)) {
StartLoadingStream(std::move(client), std::move(loader),
std::move(head), dict);
} else if (!dict.IsEmpty()) {
// |data| wasn't specified, so look for |response.url| or
// |response.path|.
if (GURL url; dict.Get("url", &url))
StartLoadingHttp(std::move(client), std::move(loader), request,
traffic_annotation, dict);
else if (base::FilePath path; dict.Get("path", &path))
StartLoadingFile(std::move(client), std::move(loader),
std::move(head), request, path, dict);
else
// Don't know what kind of response this is, so fail.
OnComplete(std::move(client), request_id,
network::URLLoaderCompletionStatus(net::ERR_FAILED));
} else {
OnComplete(std::move(client), request_id,
network::URLLoaderCompletionStatus(net::ERR_FAILED));
}
break;
}
}
}
@ -427,68 +499,25 @@ void ElectronURLLoaderFactory::StartLoading(
void ElectronURLLoaderFactory::StartLoadingBuffer(
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
network::mojom::URLResponseHeadPtr head,
const gin_helper::Dictionary& dict) {
v8::Local<v8::Value> buffer = dict.GetHandle();
dict.Get("data", &buffer);
if (!node::Buffer::HasInstance(buffer)) {
mojo::Remote<network::mojom::URLLoaderClient> client_remote(
std::move(client));
client_remote->OnComplete(
network::URLLoaderCompletionStatus(net::ERR_FAILED));
return;
}
SendContents(
std::move(client), std::move(head),
std::string(node::Buffer::Data(buffer), node::Buffer::Length(buffer)));
}
// static
void ElectronURLLoaderFactory::StartLoadingString(
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
network::mojom::URLResponseHeadPtr head,
const gin_helper::Dictionary& dict,
v8::Isolate* isolate,
v8::Local<v8::Value> response) {
std::string contents;
if (response->IsString()) {
contents = gin::V8ToString(isolate, response);
} else if (!dict.IsEmpty()) {
dict.Get("data", &contents);
} else {
mojo::Remote<network::mojom::URLLoaderClient> client_remote(
std::move(client));
client_remote->OnComplete(
network::URLLoaderCompletionStatus(net::ERR_FAILED));
return;
}
SendContents(std::move(client), std::move(head), std::move(contents));
v8::Local<v8::ArrayBufferView> buffer) {
SendContents(std::move(client), std::move(head),
std::string(node::Buffer::Data(buffer.As<v8::Value>()),
node::Buffer::Length(buffer.As<v8::Value>())));
}
// static
void ElectronURLLoaderFactory::StartLoadingFile(
mojo::PendingReceiver<network::mojom::URLLoader> loader,
network::ResourceRequest request,
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
mojo::PendingReceiver<network::mojom::URLLoader> loader,
network::mojom::URLResponseHeadPtr head,
const gin_helper::Dictionary& dict,
v8::Isolate* isolate,
v8::Local<v8::Value> response) {
base::FilePath path;
if (gin::ConvertFromV8(isolate, response, &path)) {
request.url = net::FilePathToFileURL(path);
} else if (!dict.IsEmpty()) {
dict.Get("referrer", &request.referrer);
dict.Get("method", &request.method);
if (dict.Get("path", &path))
request.url = net::FilePathToFileURL(path);
} else {
mojo::Remote<network::mojom::URLLoaderClient> client_remote(
std::move(client));
client_remote->OnComplete(
network::URLLoaderCompletionStatus(net::ERR_FAILED));
return;
const network::ResourceRequest& original_request,
const base::FilePath& path,
const gin_helper::Dictionary& opts) {
network::ResourceRequest request = original_request;
request.url = net::FilePathToFileURL(path);
if (!opts.IsEmpty()) {
opts.Get("referrer", &request.referrer);
opts.Get("method", &request.method);
}
// Add header to ignore CORS.
@ -499,9 +528,9 @@ void ElectronURLLoaderFactory::StartLoadingFile(
// static
void ElectronURLLoaderFactory::StartLoadingHttp(
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
mojo::PendingReceiver<network::mojom::URLLoader> loader,
const network::ResourceRequest& original_request,
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
const net::MutableNetworkTrafficAnnotationTag& traffic_annotation,
const gin_helper::Dictionary& dict) {
auto request = std::make_unique<network::ResourceRequest>();
@ -543,8 +572,8 @@ void ElectronURLLoaderFactory::StartLoadingHttp(
// static
void ElectronURLLoaderFactory::StartLoadingStream(
mojo::PendingReceiver<network::mojom::URLLoader> loader,
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
mojo::PendingReceiver<network::mojom::URLLoader> loader,
network::mojom::URLResponseHeadPtr head,
const gin_helper::Dictionary& dict) {
v8::Local<v8::Value> stream;

Просмотреть файл

@ -135,33 +135,27 @@ class ElectronURLLoaderFactory : public network::SelfDeletingURLLoaderFactory {
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
int32_t request_id,
const network::URLLoaderCompletionStatus& status);
static void StartLoadingBuffer(
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
network::mojom::URLResponseHeadPtr head,
const gin_helper::Dictionary& dict);
static void StartLoadingString(
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
network::mojom::URLResponseHeadPtr head,
const gin_helper::Dictionary& dict,
v8::Isolate* isolate,
v8::Local<v8::Value> response);
v8::Local<v8::ArrayBufferView> buffer);
static void StartLoadingFile(
mojo::PendingReceiver<network::mojom::URLLoader> loader,
network::ResourceRequest request,
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
mojo::PendingReceiver<network::mojom::URLLoader> loader,
network::mojom::URLResponseHeadPtr head,
const gin_helper::Dictionary& dict,
v8::Isolate* isolate,
v8::Local<v8::Value> response);
const network::ResourceRequest& original_request,
const base::FilePath& path,
const gin_helper::Dictionary& opts);
static void StartLoadingHttp(
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
mojo::PendingReceiver<network::mojom::URLLoader> loader,
const network::ResourceRequest& original_request,
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
const net::MutableNetworkTrafficAnnotationTag& traffic_annotation,
const gin_helper::Dictionary& dict);
static void StartLoadingStream(
mojo::PendingReceiver<network::mojom::URLLoader> loader,
mojo::PendingRemote<network::mojom::URLLoaderClient> client,
mojo::PendingReceiver<network::mojom::URLLoader> loader,
network::mojom::URLResponseHeadPtr head,
const gin_helper::Dictionary& dict);

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@ -19,7 +19,6 @@ const fixturesPath = path.resolve(__dirname, 'fixtures');
const registerStringProtocol = protocol.registerStringProtocol;
const registerBufferProtocol = protocol.registerBufferProtocol;
const registerFileProtocol = protocol.registerFileProtocol;
const registerHttpProtocol = protocol.registerHttpProtocol;
const registerStreamProtocol = protocol.registerStreamProtocol;
const interceptStringProtocol = protocol.interceptStringProtocol;
const interceptBufferProtocol = protocol.interceptBufferProtocol;
@ -146,366 +145,395 @@ describe('protocol module', () => {
});
});
describe('protocol.registerStringProtocol', () => {
it('sends string as response', async () => {
registerStringProtocol(protocolName, (request, callback) => callback(text));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
for (const [registerStringProtocol, name] of [
[protocol.registerStringProtocol, 'protocol.registerStringProtocol'] as const,
[(protocol as any).registerProtocol as typeof protocol.registerStringProtocol, 'protocol.registerProtocol'] as const
]) {
describe(name, () => {
it('sends string as response', async () => {
registerStringProtocol(protocolName, (request, callback) => callback(text));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
it('sets Access-Control-Allow-Origin', async () => {
registerStringProtocol(protocolName, (request, callback) => callback(text));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
expect(r.headers).to.have.property('access-control-allow-origin', '*');
});
it('sets Access-Control-Allow-Origin', async () => {
registerStringProtocol(protocolName, (request, callback) => callback(text));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
expect(r.headers).to.have.property('access-control-allow-origin', '*');
});
it('sends object as response', async () => {
registerStringProtocol(protocolName, (request, callback) => {
callback({
data: text,
mimeType: 'text/html'
it('sends object as response', async () => {
registerStringProtocol(protocolName, (request, callback) => {
callback({
data: text,
mimeType: 'text/html'
});
});
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
it('fails when sending object other than string', async () => {
const notAString = () => {};
registerStringProtocol(protocolName, (request, callback) => callback(notAString as any));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
it('fails when sending object other than string', async () => {
const notAString = () => {};
registerStringProtocol(protocolName, (request, callback) => callback(notAString as any));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
});
});
}
describe('protocol.registerBufferProtocol', () => {
const buffer = Buffer.from(text);
it('sends Buffer as response', async () => {
registerBufferProtocol(protocolName, (request, callback) => callback(buffer));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
for (const [registerBufferProtocol, name] of [
[protocol.registerBufferProtocol, 'protocol.registerBufferProtocol'] as const,
[(protocol as any).registerProtocol as typeof protocol.registerBufferProtocol, 'protocol.registerProtocol'] as const
]) {
describe(name, () => {
const buffer = Buffer.from(text);
it('sends Buffer as response', async () => {
registerBufferProtocol(protocolName, (request, callback) => callback(buffer));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
it('sets Access-Control-Allow-Origin', async () => {
registerBufferProtocol(protocolName, (request, callback) => callback(buffer));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
expect(r.headers).to.have.property('access-control-allow-origin', '*');
});
it('sets Access-Control-Allow-Origin', async () => {
registerBufferProtocol(protocolName, (request, callback) => callback(buffer));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
expect(r.headers).to.have.property('access-control-allow-origin', '*');
});
it('sends object as response', async () => {
registerBufferProtocol(protocolName, (request, callback) => {
callback({
data: buffer,
mimeType: 'text/html'
it('sends object as response', async () => {
registerBufferProtocol(protocolName, (request, callback) => {
callback({
data: buffer,
mimeType: 'text/html'
});
});
});
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
it('fails when sending string', async () => {
registerBufferProtocol(protocolName, (request, callback) => callback(text as any));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
});
describe('protocol.registerFileProtocol', () => {
const filePath = path.join(fixturesPath, 'test.asar', 'a.asar', 'file1');
const fileContent = fs.readFileSync(filePath);
const normalPath = path.join(fixturesPath, 'pages', 'a.html');
const normalContent = fs.readFileSync(normalPath);
afterEach(closeAllWindows);
it('sends file path as response', async () => {
registerFileProtocol(protocolName, (request, callback) => callback(filePath));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(fileContent));
});
it('sets Access-Control-Allow-Origin', async () => {
registerFileProtocol(protocolName, (request, callback) => callback(filePath));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(fileContent));
expect(r.headers).to.have.property('access-control-allow-origin', '*');
});
it('sets custom headers', async () => {
registerFileProtocol(protocolName, (request, callback) => callback({
path: filePath,
headers: { 'X-Great-Header': 'sogreat' }
}));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(fileContent));
expect(r.headers).to.have.property('x-great-header', 'sogreat');
});
it('can load iframes with custom protocols', (done) => {
registerFileProtocol('custom', (request, callback) => {
const filename = request.url.substring(9);
const p = path.join(__dirname, 'fixtures', 'pages', filename);
callback({ path: p });
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
const w = new BrowserWindow({
show: false,
webPreferences: {
nodeIntegration: true,
contextIsolation: false
}
if (name !== 'protocol.registerProtocol') {
it('fails when sending string', async () => {
registerBufferProtocol(protocolName, (request, callback) => callback(text as any));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
}
});
}
for (const [registerFileProtocol, name] of [
[protocol.registerFileProtocol, 'protocol.registerFileProtocol'] as const,
[(protocol as any).registerProtocol as typeof protocol.registerFileProtocol, 'protocol.registerProtocol'] as const
]) {
describe(name, () => {
const filePath = path.join(fixturesPath, 'test.asar', 'a.asar', 'file1');
const fileContent = fs.readFileSync(filePath);
const normalPath = path.join(fixturesPath, 'pages', 'a.html');
const normalContent = fs.readFileSync(normalPath);
afterEach(closeAllWindows);
if (name === 'protocol.registerFileProtocol') {
it('sends file path as response', async () => {
registerFileProtocol(protocolName, (request, callback) => callback(filePath));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(fileContent));
});
}
it('sets Access-Control-Allow-Origin', async () => {
registerFileProtocol(protocolName, (request, callback) => callback({ path: filePath }));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(fileContent));
expect(r.headers).to.have.property('access-control-allow-origin', '*');
});
w.loadFile(path.join(__dirname, 'fixtures', 'pages', 'iframe-protocol.html'));
ipcMain.once('loaded-iframe-custom-protocol', () => done());
});
it.skip('throws an error when custom headers are invalid', (done) => {
registerFileProtocol(protocolName, (request, callback) => {
expect(() => callback({
it('sets custom headers', async () => {
registerFileProtocol(protocolName, (request, callback) => callback({
path: filePath,
headers: { 'X-Great-Header': (42 as any) }
})).to.throw(Error, 'Value of \'X-Great-Header\' header has to be a string');
done();
headers: { 'X-Great-Header': 'sogreat' }
}));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(fileContent));
expect(r.headers).to.have.property('x-great-header', 'sogreat');
});
ajax(protocolName + '://fake-host').catch(() => {});
});
it('sends object as response', async () => {
registerFileProtocol(protocolName, (request, callback) => callback({ path: filePath }));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(fileContent));
});
it('can send normal file', async () => {
registerFileProtocol(protocolName, (request, callback) => callback(normalPath));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(normalContent));
});
it('fails when sending unexist-file', async () => {
const fakeFilePath = path.join(fixturesPath, 'test.asar', 'a.asar', 'not-exist');
registerFileProtocol(protocolName, (request, callback) => callback(fakeFilePath));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
it('fails when sending unsupported content', async () => {
registerFileProtocol(protocolName, (request, callback) => callback(new Date() as any));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
});
describe('protocol.registerHttpProtocol', () => {
it('sends url as response', async () => {
const server = http.createServer((req, res) => {
expect(req.headers.accept).to.not.equal('');
res.end(text);
server.close();
});
await new Promise<void>(resolve => server.listen(0, '127.0.0.1', resolve));
const port = (server.address() as AddressInfo).port;
const url = 'http://127.0.0.1:' + port;
registerHttpProtocol(protocolName, (request, callback) => callback({ url }));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
it('fails when sending invalid url', async () => {
registerHttpProtocol(protocolName, (request, callback) => callback({ url: 'url' }));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
it('fails when sending unsupported content', async () => {
registerHttpProtocol(protocolName, (request, callback) => callback(new Date() as any));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
it('works when target URL redirects', async () => {
const server = http.createServer((req, res) => {
if (req.url === '/serverRedirect') {
res.statusCode = 301;
res.setHeader('Location', `http://${req.rawHeaders[1]}`);
res.end();
} else {
res.end(text);
}
});
after(() => server.close());
await new Promise<void>(resolve => server.listen(0, '127.0.0.1', resolve));
const port = (server.address() as AddressInfo).port;
const url = `${protocolName}://fake-host`;
const redirectURL = `http://127.0.0.1:${port}/serverRedirect`;
registerHttpProtocol(protocolName, (request, callback) => callback({ url: redirectURL }));
const r = await ajax(url);
expect(r.data).to.equal(text);
});
it('can access request headers', (done) => {
protocol.registerHttpProtocol(protocolName, (request) => {
try {
expect(request).to.have.property('headers');
done();
} catch (e) {
done(e);
}
});
ajax(protocolName + '://fake-host').catch(() => {});
});
});
describe('protocol.registerStreamProtocol', () => {
it('sends Stream as response', async () => {
registerStreamProtocol(protocolName, (request, callback) => callback(getStream()));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
it('sends object as response', async () => {
registerStreamProtocol(protocolName, (request, callback) => callback({ data: getStream() }));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
expect(r.status).to.equal(200);
});
it('sends custom response headers', async () => {
registerStreamProtocol(protocolName, (request, callback) => callback({
data: getStream(3),
headers: {
'x-electron': ['a', 'b']
}
}));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
expect(r.status).to.equal(200);
expect(r.headers).to.have.property('x-electron', 'a, b');
});
it('sends custom status code', async () => {
registerStreamProtocol(protocolName, (request, callback) => callback({
statusCode: 204,
data: null as any
}));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.be.empty('data');
expect(r.status).to.equal(204);
});
it('receives request headers', async () => {
registerStreamProtocol(protocolName, (request, callback) => {
callback({
headers: {
'content-type': 'application/json'
},
data: getStream(5, JSON.stringify(Object.assign({}, request.headers)))
it('can load iframes with custom protocols', (done) => {
registerFileProtocol('custom', (request, callback) => {
const filename = request.url.substring(9);
const p = path.join(__dirname, 'fixtures', 'pages', filename);
callback({ path: p });
});
});
const r = await ajax(protocolName + '://fake-host', { headers: { 'x-return-headers': 'yes' } });
expect(JSON.parse(r.data)['x-return-headers']).to.equal('yes');
});
it('returns response multiple response headers with the same name', async () => {
registerStreamProtocol(protocolName, (request, callback) => {
callback({
headers: {
header1: ['value1', 'value2'],
header2: 'value3'
},
data: getStream()
});
});
const r = await ajax(protocolName + '://fake-host');
// SUBTLE: when the response headers have multiple values it
// separates values by ", ". When the response headers are incorrectly
// converting an array to a string it separates values by ",".
expect(r.headers).to.have.property('header1', 'value1, value2');
expect(r.headers).to.have.property('header2', 'value3');
});
it('can handle large responses', async () => {
const data = Buffer.alloc(128 * 1024);
registerStreamProtocol(protocolName, (request, callback) => {
callback(getStream(data.length, data));
});
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.have.lengthOf(data.length);
});
it('can handle a stream completing while writing', async () => {
function dumbPassthrough () {
return new stream.Transform({
async transform (chunk, encoding, cb) {
cb(null, chunk);
const w = new BrowserWindow({
show: false,
webPreferences: {
nodeIntegration: true,
contextIsolation: false
}
});
}
registerStreamProtocol(protocolName, (request, callback) => {
callback({
statusCode: 200,
headers: { 'Content-Type': 'text/plain' },
data: getStream(1024 * 1024, Buffer.alloc(1024 * 1024 * 2)).pipe(dumbPassthrough())
});
});
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.have.lengthOf(1024 * 1024 * 2);
});
it('can handle next-tick scheduling during read calls', async () => {
const events = new EventEmitter();
function createStream () {
const buffers = [
Buffer.alloc(65536),
Buffer.alloc(65537),
Buffer.alloc(39156)
];
const e = new stream.Readable({ highWaterMark: 0 });
e.push(buffers.shift());
e._read = function () {
process.nextTick(() => this.push(buffers.shift() || null));
};
e.on('end', function () {
events.emit('end');
});
return e;
}
registerStreamProtocol(protocolName, (request, callback) => {
callback({
statusCode: 200,
headers: { 'Content-Type': 'text/plain' },
data: createStream()
});
});
const hasEndedPromise = emittedOnce(events, 'end');
ajax(protocolName + '://fake-host').catch(() => {});
await hasEndedPromise;
});
it('destroys response streams when aborted before completion', async () => {
const events = new EventEmitter();
registerStreamProtocol(protocolName, (request, callback) => {
const responseStream = new stream.PassThrough();
responseStream.push('data\r\n');
responseStream.on('close', () => {
events.emit('close');
});
callback({
statusCode: 200,
headers: { 'Content-Type': 'text/plain' },
data: responseStream
});
events.emit('respond');
w.loadFile(path.join(__dirname, 'fixtures', 'pages', 'iframe-protocol.html'));
ipcMain.once('loaded-iframe-custom-protocol', () => done());
});
const hasRespondedPromise = emittedOnce(events, 'respond');
const hasClosedPromise = emittedOnce(events, 'close');
ajax(protocolName + '://fake-host').catch(() => {});
await hasRespondedPromise;
await contents.loadFile(path.join(__dirname, 'fixtures', 'pages', 'fetch.html'));
await hasClosedPromise;
it.skip('throws an error when custom headers are invalid', (done) => {
registerFileProtocol(protocolName, (request, callback) => {
expect(() => callback({
path: filePath,
headers: { 'X-Great-Header': (42 as any) }
})).to.throw(Error, 'Value of \'X-Great-Header\' header has to be a string');
done();
});
ajax(protocolName + '://fake-host').catch(() => {});
});
it('sends object as response', async () => {
registerFileProtocol(protocolName, (request, callback) => callback({ path: filePath }));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(fileContent));
});
it('can send normal file', async () => {
registerFileProtocol(protocolName, (request, callback) => callback({ path: normalPath }));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(String(normalContent));
});
it('fails when sending unexist-file', async () => {
const fakeFilePath = path.join(fixturesPath, 'test.asar', 'a.asar', 'not-exist');
registerFileProtocol(protocolName, (request, callback) => callback({ path: fakeFilePath }));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
it('fails when sending unsupported content', async () => {
registerFileProtocol(protocolName, (request, callback) => callback(new Date() as any));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
});
});
}
for (const [registerHttpProtocol, name] of [
[protocol.registerHttpProtocol, 'protocol.registerHttpProtocol'] as const,
[(protocol as any).registerProtocol as typeof protocol.registerHttpProtocol, 'protocol.registerProtocol'] as const
]) {
describe(name, () => {
it('sends url as response', async () => {
const server = http.createServer((req, res) => {
expect(req.headers.accept).to.not.equal('');
res.end(text);
server.close();
});
await new Promise<void>(resolve => server.listen(0, '127.0.0.1', resolve));
const port = (server.address() as AddressInfo).port;
const url = 'http://127.0.0.1:' + port;
registerHttpProtocol(protocolName, (request, callback) => callback({ url }));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
it('fails when sending invalid url', async () => {
registerHttpProtocol(protocolName, (request, callback) => callback({ url: 'url' }));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
it('fails when sending unsupported content', async () => {
registerHttpProtocol(protocolName, (request, callback) => callback(new Date() as any));
await expect(ajax(protocolName + '://fake-host')).to.be.eventually.rejected();
});
it('works when target URL redirects', async () => {
const server = http.createServer((req, res) => {
if (req.url === '/serverRedirect') {
res.statusCode = 301;
res.setHeader('Location', `http://${req.rawHeaders[1]}`);
res.end();
} else {
res.end(text);
}
});
after(() => server.close());
await new Promise<void>(resolve => server.listen(0, '127.0.0.1', resolve));
const port = (server.address() as AddressInfo).port;
const url = `${protocolName}://fake-host`;
const redirectURL = `http://127.0.0.1:${port}/serverRedirect`;
registerHttpProtocol(protocolName, (request, callback) => callback({ url: redirectURL }));
const r = await ajax(url);
expect(r.data).to.equal(text);
});
it('can access request headers', (done) => {
protocol.registerHttpProtocol(protocolName, (request) => {
try {
expect(request).to.have.property('headers');
done();
} catch (e) {
done(e);
}
});
ajax(protocolName + '://fake-host').catch(() => {});
});
});
}
for (const [registerStreamProtocol, name] of [
[protocol.registerStreamProtocol, 'protocol.registerStreamProtocol'] as const,
[(protocol as any).registerProtocol as typeof protocol.registerStreamProtocol, 'protocol.registerProtocol'] as const
]) {
describe(name, () => {
it('sends Stream as response', async () => {
registerStreamProtocol(protocolName, (request, callback) => callback(getStream()));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
});
it('sends object as response', async () => {
registerStreamProtocol(protocolName, (request, callback) => callback({ data: getStream() }));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
expect(r.status).to.equal(200);
});
it('sends custom response headers', async () => {
registerStreamProtocol(protocolName, (request, callback) => callback({
data: getStream(3),
headers: {
'x-electron': ['a', 'b']
}
}));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.equal(text);
expect(r.status).to.equal(200);
expect(r.headers).to.have.property('x-electron', 'a, b');
});
it('sends custom status code', async () => {
registerStreamProtocol(protocolName, (request, callback) => callback({
statusCode: 204,
data: null as any
}));
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.be.empty('data');
expect(r.status).to.equal(204);
});
it('receives request headers', async () => {
registerStreamProtocol(protocolName, (request, callback) => {
callback({
headers: {
'content-type': 'application/json'
},
data: getStream(5, JSON.stringify(Object.assign({}, request.headers)))
});
});
const r = await ajax(protocolName + '://fake-host', { headers: { 'x-return-headers': 'yes' } });
expect(JSON.parse(r.data)['x-return-headers']).to.equal('yes');
});
it('returns response multiple response headers with the same name', async () => {
registerStreamProtocol(protocolName, (request, callback) => {
callback({
headers: {
header1: ['value1', 'value2'],
header2: 'value3'
},
data: getStream()
});
});
const r = await ajax(protocolName + '://fake-host');
// SUBTLE: when the response headers have multiple values it
// separates values by ", ". When the response headers are incorrectly
// converting an array to a string it separates values by ",".
expect(r.headers).to.have.property('header1', 'value1, value2');
expect(r.headers).to.have.property('header2', 'value3');
});
it('can handle large responses', async () => {
const data = Buffer.alloc(128 * 1024);
registerStreamProtocol(protocolName, (request, callback) => {
callback(getStream(data.length, data));
});
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.have.lengthOf(data.length);
});
it('can handle a stream completing while writing', async () => {
function dumbPassthrough () {
return new stream.Transform({
async transform (chunk, encoding, cb) {
cb(null, chunk);
}
});
}
registerStreamProtocol(protocolName, (request, callback) => {
callback({
statusCode: 200,
headers: { 'Content-Type': 'text/plain' },
data: getStream(1024 * 1024, Buffer.alloc(1024 * 1024 * 2)).pipe(dumbPassthrough())
});
});
const r = await ajax(protocolName + '://fake-host');
expect(r.data).to.have.lengthOf(1024 * 1024 * 2);
});
it('can handle next-tick scheduling during read calls', async () => {
const events = new EventEmitter();
function createStream () {
const buffers = [
Buffer.alloc(65536),
Buffer.alloc(65537),
Buffer.alloc(39156)
];
const e = new stream.Readable({ highWaterMark: 0 });
e.push(buffers.shift());
e._read = function () {
process.nextTick(() => this.push(buffers.shift() || null));
};
e.on('end', function () {
events.emit('end');
});
return e;
}
registerStreamProtocol(protocolName, (request, callback) => {
callback({
statusCode: 200,
headers: { 'Content-Type': 'text/plain' },
data: createStream()
});
});
const hasEndedPromise = emittedOnce(events, 'end');
ajax(protocolName + '://fake-host').catch(() => {});
await hasEndedPromise;
});
it('destroys response streams when aborted before completion', async () => {
const events = new EventEmitter();
registerStreamProtocol(protocolName, (request, callback) => {
const responseStream = new stream.PassThrough();
responseStream.push('data\r\n');
responseStream.on('close', () => {
events.emit('close');
});
callback({
statusCode: 200,
headers: { 'Content-Type': 'text/plain' },
data: responseStream
});
events.emit('respond');
});
const hasRespondedPromise = emittedOnce(events, 'respond');
const hasClosedPromise = emittedOnce(events, 'close');
ajax(protocolName + '://fake-host').catch(() => {});
await hasRespondedPromise;
await contents.loadFile(path.join(__dirname, 'fixtures', 'pages', 'fetch.html'));
await hasClosedPromise;
});
});
}
describe('protocol.isProtocolRegistered', () => {
it('returns false when scheme is not registered', () => {