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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/google_apis/test_server/http_server.h"
#include "base/bind.h"
#include "base/run_loop.h"
#include "base/stl_util.h"
#include "base/string_util.h"
#include "base/stringprintf.h"
#include "chrome/browser/google_apis/test_server/http_connection.h"
#include "chrome/browser/google_apis/test_server/http_request.h"
#include "chrome/browser/google_apis/test_server/http_response.h"
#include "net/tools/fetch/http_listen_socket.h"
namespace google_apis {
namespace test_server {
namespace {
const int kPort = 8040;
const char kIp[] = "127.0.0.1";
const int kRetries = 10;
// Callback to handle requests with default predefined response for requests
// matching the address |url|.
scoped_ptr<HttpResponse> HandleDefaultRequest(const GURL& url,
const HttpResponse& response,
const HttpRequest& request) {
const GURL request_url = url.Resolve(request.relative_url);
if (url.path() != request_url.path())
return scoped_ptr<HttpResponse>(NULL);
return scoped_ptr<HttpResponse>(new HttpResponse(response));
}
} // namespace
HttpListenSocket::HttpListenSocket(const SocketDescriptor socket_descriptor,
net::StreamListenSocket::Delegate* delegate)
: net::TCPListenSocket(socket_descriptor, delegate) {
DCHECK(thread_checker_.CalledOnValidThread());
}
void HttpListenSocket::Listen() {
DCHECK(thread_checker_.CalledOnValidThread());
net::TCPListenSocket::Listen();
}
HttpListenSocket::~HttpListenSocket() {
DCHECK(thread_checker_.CalledOnValidThread());
}
HttpServer::HttpServer(
const scoped_refptr<base::SingleThreadTaskRunner>& io_thread)
: io_thread_(io_thread),
port_(-1),
weak_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) {
DCHECK(io_thread_);
DCHECK(thread_checker_.CalledOnValidThread());
}
HttpServer::~HttpServer() {
DCHECK(thread_checker_.CalledOnValidThread());
}
bool HttpServer::InitializeAndWaitUntilReady() {
DCHECK(thread_checker_.CalledOnValidThread());
base::RunLoop run_loop;
if (!io_thread_->PostTaskAndReply(
FROM_HERE,
base::Bind(&HttpServer::InitializeOnIOThread, base::Unretained(this)),
run_loop.QuitClosure())) {
return false;
}
run_loop.Run();
return Started();
}
bool HttpServer::ShutdownAndWaitUntilComplete() {
DCHECK(thread_checker_.CalledOnValidThread());
base::RunLoop run_loop;
if (!io_thread_->PostTaskAndReply(
FROM_HERE,
base::Bind(&HttpServer::ShutdownOnIOThread, base::Unretained(this)),
run_loop.QuitClosure())) {
return false;
}
run_loop.Run();
return true;
}
void HttpServer::InitializeOnIOThread() {
DCHECK(io_thread_->BelongsToCurrentThread());
DCHECK(!Started());
int retries_left = kRetries + 1;
int try_port = kPort;
while (retries_left > 0) {
SocketDescriptor socket_descriptor = net::TCPListenSocket::CreateAndBind(
kIp,
try_port);
if (socket_descriptor != net::TCPListenSocket::kInvalidSocket) {
listen_socket_ = new HttpListenSocket(socket_descriptor, this);
listen_socket_->Listen();
base_url_ = GURL(base::StringPrintf("http://%s:%d", kIp, try_port));
port_ = try_port;
break;
}
retries_left--;
try_port++;
}
}
void HttpServer::ShutdownOnIOThread() {
DCHECK(io_thread_->BelongsToCurrentThread());
listen_socket_ = NULL; // Release the listen socket.
STLDeleteContainerPairSecondPointers(connections_.begin(),
connections_.end());
connections_.clear();
}
void HttpServer::HandleRequest(HttpConnection* connection,
scoped_ptr<HttpRequest> request) {
DCHECK(io_thread_->BelongsToCurrentThread());
for (size_t i = 0; i < request_handlers_.size(); ++i) {
scoped_ptr<HttpResponse> response =
request_handlers_[i].Run(*request.get());
if (response.get()) {
connection->SendResponse(response.Pass());
return;
}
}
LOG(WARNING) << "Request not handled. Returning 404: "
<< request->relative_url;
scoped_ptr<HttpResponse> not_found_response(new HttpResponse());
not_found_response->set_code(NOT_FOUND);
connection->SendResponse(not_found_response.Pass());
// Drop the connection, since we do not support multiple requests per
// connection.
connections_.erase(connection->socket_.get());
delete connection;
}
GURL HttpServer::GetURL(const std::string& relative_url) const {
DCHECK(StartsWithASCII(relative_url, "/", true /* case_sensitive */))
<< relative_url;
return base_url_.Resolve(relative_url);
}
void HttpServer::RegisterRequestHandler(
const HandleRequestCallback& callback) {
request_handlers_.push_back(callback);
}
void HttpServer::DidAccept(net::StreamListenSocket* server,
net::StreamListenSocket* connection) {
DCHECK(io_thread_->BelongsToCurrentThread());
HttpConnection* http_connection = new HttpConnection(
connection,
base::Bind(&HttpServer::HandleRequest, weak_factory_.GetWeakPtr()));
connections_[connection] = http_connection;
}
void HttpServer::DidRead(net::StreamListenSocket* connection,
const char* data,
int length) {
DCHECK(io_thread_->BelongsToCurrentThread());
HttpConnection* http_connection = FindConnection(connection);
if (http_connection == NULL) {
LOG(WARNING) << "Unknown connection.";
return;
}
http_connection->ReceiveData(std::string(data, length));
}
void HttpServer::DidClose(net::StreamListenSocket* connection) {
DCHECK(io_thread_->BelongsToCurrentThread());
HttpConnection* http_connection = FindConnection(connection);
if (http_connection == NULL) {
LOG(WARNING) << "Unknown connection.";
return;
}
delete http_connection;
connections_.erase(connection);
}
HttpConnection* HttpServer::FindConnection(
net::StreamListenSocket* socket) {
DCHECK(io_thread_->BelongsToCurrentThread());
std::map<net::StreamListenSocket*, HttpConnection*>::iterator it =
connections_.find(socket);
if (it == connections_.end()) {
return NULL;
}
return it->second;
}
} // namespace test_server
} // namespace google_apis
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