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// Copyright 2014 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/devtools/device/tcp_device_provider.h"
#include <utility>
#include "base/bind.h"
#include "base/callback_helpers.h"
#include "base/location.h"
#include "base/single_thread_task_runner.h"
#include "base/stl_util.h"
#include "base/strings/string_number_conversions.h"
#include "base/task/post_task.h"
#include "base/threading/thread_task_runner_handle.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/devtools/device/adb/adb_client_socket.h"
#include "chrome/browser/net/system_network_context_manager.h"
#include "content/public/browser/browser_task_traits.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "net/base/completion_repeating_callback.h"
#include "net/base/net_errors.h"
#include "net/log/net_log_source.h"
#include "net/log/net_log_with_source.h"
#include "net/socket/tcp_client_socket.h"
#include "services/network/public/cpp/resolve_host_client_base.h"
#include "services/network/public/mojom/network_context.mojom.h"
namespace {
const char kDeviceModel[] = "Remote Target";
const char kBrowserName[] = "Target";
static void RunSocketCallback(
const AndroidDeviceManager::SocketCallback& callback,
std::unique_ptr<net::StreamSocket> socket,
int result) {
callback.Run(result, std::move(socket));
}
class ResolveHostAndOpenSocket final : public network::ResolveHostClientBase {
public:
ResolveHostAndOpenSocket(
const net::HostPortPair& address,
const AdbClientSocket::SocketCallback& callback,
mojo::Remote<network::mojom::HostResolver>* host_resolver)
: callback_(callback) {
(*host_resolver)
->ResolveHost(address, nullptr, receiver_.BindNewPipeAndPassRemote());
receiver_.set_disconnect_handler(
base::BindOnce(&ResolveHostAndOpenSocket::OnComplete,
base::Unretained(this), net::ERR_FAILED, base::nullopt));
}
private:
// network::mojom::ResolveHostClient implementation:
void OnComplete(
int result,
const base::Optional<net::AddressList>& resolved_addresses) override {
if (result != net::OK) {
RunSocketCallback(callback_, nullptr, result);
delete this;
return;
}
std::unique_ptr<net::StreamSocket> socket(new net::TCPClientSocket(
resolved_addresses.value(), nullptr, nullptr, net::NetLogSource()));
net::StreamSocket* socket_ptr = socket.get();
net::CompletionRepeatingCallback on_connect =
base::AdaptCallbackForRepeating(
base::BindOnce(&RunSocketCallback, callback_, std::move(socket)));
result = socket_ptr->Connect(on_connect);
if (result != net::ERR_IO_PENDING)
on_connect.Run(result);
delete this;
}
AdbClientSocket::SocketCallback callback_;
mojo::Receiver<network::mojom::ResolveHostClient> receiver_{this};
};
} // namespace
scoped_refptr<TCPDeviceProvider> TCPDeviceProvider::CreateForLocalhost(
uint16_t port) {
TCPDeviceProvider::HostPortSet targets;
targets.insert(net::HostPortPair("127.0.0.1", port));
return new TCPDeviceProvider(targets);
}
TCPDeviceProvider::TCPDeviceProvider(const HostPortSet& targets)
: targets_(targets) {
}
void TCPDeviceProvider::QueryDevices(const SerialsCallback& callback) {
std::vector<std::string> result;
for (const net::HostPortPair& target : targets_) {
const std::string& host = target.host();
if (base::Contains(result, host))
continue;
result.push_back(host);
}
callback.Run(result);
}
void TCPDeviceProvider::QueryDeviceInfo(const std::string& serial,
const DeviceInfoCallback& callback) {
AndroidDeviceManager::DeviceInfo device_info;
device_info.model = kDeviceModel;
device_info.connected = true;
for (const net::HostPortPair& target : targets_) {
if (serial != target.host())
continue;
AndroidDeviceManager::BrowserInfo browser_info;
browser_info.socket_name = base::NumberToString(target.port());
browser_info.display_name = kBrowserName;
browser_info.type = AndroidDeviceManager::BrowserInfo::kTypeChrome;
device_info.browser_info.push_back(browser_info);
}
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::BindOnce(callback, device_info));
}
void TCPDeviceProvider::OpenSocket(const std::string& serial,
const std::string& socket_name,
const SocketCallback& callback) {
// Use plain socket for remote debugging and port forwarding on Desktop
// (debugging purposes).
int port;
base::StringToInt(socket_name, &port);
net::HostPortPair host_port(serial, port);
// OpenSocket() is run on the devtools ADB thread, while TCPDeviceProvider is
// created on the UI thread, so do any initialization of |host_resolver_|
// here.
if (!host_resolver_) {
InitializeHostResolver();
}
new ResolveHostAndOpenSocket(host_port, callback, &host_resolver_);
}
void TCPDeviceProvider::ReleaseDevice(const std::string& serial) {
if (!release_callback_.is_null())
release_callback_.Run();
}
void TCPDeviceProvider::set_release_callback_for_test(
const base::Closure& callback) {
release_callback_ = callback;
}
TCPDeviceProvider::~TCPDeviceProvider() {
}
void TCPDeviceProvider::InitializeHostResolver() {
host_resolver_.reset();
base::PostTask(
FROM_HERE, {content::BrowserThread::UI},
base::BindOnce(&TCPDeviceProvider::InitializeHostResolverOnUI, this,
host_resolver_.BindNewPipeAndPassReceiver()));
host_resolver_.set_disconnect_handler(base::BindOnce(
&TCPDeviceProvider::InitializeHostResolver, base::Unretained(this)));
}
void TCPDeviceProvider::InitializeHostResolverOnUI(
mojo::PendingReceiver<network::mojom::HostResolver> receiver) {
g_browser_process->system_network_context_manager()
->GetContext()
->CreateHostResolver(base::nullopt, std::move(receiver));
}
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