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// Copyright (c) 2010 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/service/remoting/chromoting_host_manager.h"
#include "base/path_service.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/guid.h"
#include "chrome/common/remoting/chromoting_host_info.h"
#include "net/base/net_util.h"
#include "remoting/base/constants.h"
#include "remoting/host/chromoting_host_context.h"
#include "remoting/host/json_host_config.h"
namespace remoting {
ChromotingHostManager::ChromotingHostManager(Observer* observer)
: observer_(observer) {
}
void ChromotingHostManager::Initialize(
base::MessageLoopProxy* file_message_loop) {
FilePath user_data_dir;
PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
FilePath chromoting_config_path =
user_data_dir.Append(FILE_PATH_LITERAL(".ChromotingConfig.json"));
remoting::JsonHostConfig* config = new remoting::JsonHostConfig(
chromoting_config_path, file_message_loop);
if (!config->Read()) {
VLOG(1) << "Failed to read chromoting config file.";
}
chromoting_config_ = config;
if (!IsConfigInitialized()) {
InitializeConfig();
}
if (IsEnabled()) {
Start();
}
}
void ChromotingHostManager::Teardown() {
Stop();
}
ChromotingHostManager::~ChromotingHostManager() {}
bool ChromotingHostManager::IsConfigInitialized() {
std::string host_id;
if (!chromoting_config_->GetString(remoting::kHostIdConfigPath, &host_id))
return false;
return guid::IsValidGUID(host_id);
}
void ChromotingHostManager::InitializeConfig() {
VLOG(1) << "Initializing static chromoting host parameters.";
// TODO(hclam): This is a time consuming operation so we should run it on
// a separate thread.
remoting::HostKeyPair host_key_pair;
host_key_pair.Generate();
std::string host_id(guid::GenerateGUID());
std::string hostname(net::GetHostName());
chromoting_config_->SetBoolean(remoting::kHostEnabledConfigPath, false);
chromoting_config_->SetString(remoting::kHostIdConfigPath, host_id);
chromoting_config_->SetString(remoting::kHostNameConfigPath, hostname);
host_key_pair.Save(chromoting_config_);
// Save updated values on the disk.
chromoting_config_->Save();
}
void ChromotingHostManager::SetCredentials(const std::string& login,
const std::string& token) {
chromoting_config_->SetString(remoting::kXmppLoginConfigPath, login);
chromoting_config_->SetString(remoting::kXmppAuthTokenConfigPath, token);
// Save updated values on the disk.
chromoting_config_->Save();
}
void ChromotingHostManager::Enable() {
// We have already started.
if (IsEnabled())
return;
SetEnabled(true);
observer_->OnChromotingHostEnabled();
Start();
}
void ChromotingHostManager::Disable() {
if (IsEnabled()) {
SetEnabled(false);
observer_->OnChromotingHostDisabled();
}
Stop();
}
void ChromotingHostManager::GetHostInfo(ChromotingHostInfo* host_info) {
chromoting_config_->GetString(remoting::kHostIdConfigPath,
&host_info->host_id);
chromoting_config_->GetString(remoting::kHostNameConfigPath,
&host_info->hostname);
HostKeyPair key_pair;
if (key_pair.Load(chromoting_config_)) {
host_info->public_key = key_pair.GetPublicKey();
}
host_info->enabled = IsEnabled();
chromoting_config_->GetString(remoting::kXmppLoginConfigPath,
&host_info->login);
}
void ChromotingHostManager::Stop() {
// Stop the host if it is started.
if (chromoting_host_) {
// Shutdown the chromoting host asynchronously. This will signal the host to
// shutdown, we'll actually wait for all threads to stop when we destroy
// the chromoting context.
chromoting_host_->Shutdown();
chromoting_host_ = NULL;
chromoting_context_->Stop();
chromoting_context_.reset();
}
}
bool ChromotingHostManager::IsEnabled() {
bool enabled;
if (!chromoting_config_->GetBoolean(remoting::kHostEnabledConfigPath,
&enabled)) {
enabled = false;
}
return enabled;
}
void ChromotingHostManager::SetEnabled(bool enabled) {
chromoting_config_->SetBoolean(remoting::kHostEnabledConfigPath,
enabled);
chromoting_config_->Save();
}
void ChromotingHostManager::Start() {
// Don't do anything if we already started.
if (chromoting_host_.get())
return;
// Start the chromoting context first.
chromoting_context_.reset(new remoting::ChromotingHostContext());
chromoting_context_->Start();
// Create a chromoting host object.
chromoting_host_ = remoting::ChromotingHost::Create(chromoting_context_.get(),
chromoting_config_);
// Then start the chromoting host.
// When ChromotingHost is shutdown because of failure or a request that
// we made OnChromotingShutdown() is calls.
chromoting_host_->Start(
NewRunnableMethod(this, &ChromotingHostManager::OnShutdown));
}
void ChromotingHostManager::OnShutdown() {
}
} // namespace remoting
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