blob: ef269e05826d5f3df9d9ade4bdbde1a3bce3cc9f [file] [log] [blame]
// 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.
#ifndef REMOTING_HOST_HOST_STARTER
#define REMOTING_HOST_HOST_STARTER
#include <string>
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "google_apis/gaia/gaia_oauth_client.h"
#include "remoting/base/rsa_key_pair.h"
#include "remoting/host/setup/daemon_controller.h"
#include "remoting/host/setup/service_client.h"
namespace network {
class SharedURLLoaderFactory;
}
namespace remoting {
// A helper class that registers and starts a host.
class HostStarter : public gaia::GaiaOAuthClient::Delegate,
public remoting::ServiceClient::Delegate {
public:
enum Result {
START_COMPLETE,
NETWORK_ERROR,
OAUTH_ERROR,
START_ERROR,
};
typedef base::Callback<void(Result)> CompletionCallback;
~HostStarter() override;
// Creates a HostStarter.
static std::unique_ptr<HostStarter> Create(
const std::string& remoting_server_endpoint,
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory);
// Registers a new host with the Chromoting service, and starts it.
// |auth_code| must be a valid OAuth2 authorization code, typically acquired
// from a browser. This method uses that code to get an OAuth2 refresh token.
void StartHost(const std::string& host_name,
const std::string& host_pin,
bool consent_to_data_collection,
const std::string& auth_code,
const std::string& redirect_url,
CompletionCallback on_done);
// gaia::GaiaOAuthClient::Delegate
void OnGetTokensResponse(const std::string& refresh_token,
const std::string& access_token,
int expires_in_seconds) override;
void OnRefreshTokenResponse(const std::string& access_token,
int expires_in_seconds) override;
void OnGetUserEmailResponse(const std::string& user_email) override;
// remoting::ServiceClient::Delegate
void OnHostRegistered(const std::string& authorization_code) override;
void OnHostUnregistered() override;
// TODO(sergeyu): Following methods are members of all three delegate
// interfaces implemented in this class. Fix ServiceClient and
// GaiaUserEmailFetcher so that Delegate interfaces do not overlap (ideally
// they should be changed to use Callback<>).
void OnOAuthError() override;
void OnNetworkError(int response_code) override;
private:
// GetTokensFromAuthCode() is used for getting an access token for the
// Directory API (to register/unregister a new host). It is also used for
// getting access+refresh tokens for the new host (for getting the robot
// email and for writing the new config file).
enum PendingGetTokensRequest {
GET_TOKENS_NONE,
GET_TOKENS_DIRECTORY,
GET_TOKENS_HOST
};
HostStarter(std::unique_ptr<gaia::GaiaOAuthClient> oauth_client,
std::unique_ptr<remoting::ServiceClient> service_client,
scoped_refptr<remoting::DaemonController> daemon_controller);
void StartHostProcess();
void OnHostStarted(DaemonController::AsyncResult result);
std::unique_ptr<gaia::GaiaOAuthClient> oauth_client_;
std::unique_ptr<remoting::ServiceClient> service_client_;
scoped_refptr<remoting::DaemonController> daemon_controller_;
gaia::OAuthClientInfo oauth_client_info_;
std::string host_name_;
std::string host_pin_;
bool consent_to_data_collection_;
CompletionCallback on_done_;
scoped_refptr<base::SingleThreadTaskRunner> main_task_runner_;
std::string host_refresh_token_;
std::string host_access_token_;
std::string directory_access_token_;
std::string host_owner_;
std::string xmpp_login_;
scoped_refptr<remoting::RsaKeyPair> key_pair_;
std::string host_id_;
// True if the host was not started and unregistration was requested. If this
// is set and a network/OAuth error occurs during unregistration, this will
// be logged, but the error will still be reported as START_ERROR.
bool unregistering_host_;
PendingGetTokensRequest pending_get_tokens_ = GET_TOKENS_NONE;
base::WeakPtr<HostStarter> weak_ptr_;
base::WeakPtrFactory<HostStarter> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(HostStarter);
};
} // namespace remoting
#endif // REMOTING_HOST_HOST_STARTER