blob: a55471e9825d6eb360ec5f525a638b482a87c925 [file] [log] [blame]
// Copyright 2016 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 <string>
#include "base/callback.h"
#include "base/containers/circular_deque.h"
#include "base/macros.h"
#include "base/threading/thread_checker.h"
#include "base/values.h"
#include "remoting/base/chromoting_event.h"
#include "remoting/base/chromoting_event_log_writer.h"
#include "remoting/base/oauth_token_getter.h"
#include "remoting/base/url_request.h"
namespace remoting {
// TelemetryLogWriter sends log entries (ChromotingEvent) to the telemetry
// server.
// Logs to be sent will be queued and sent when it is available. Logs failed
// to send will be retried for a few times and dropped if they still can't be
// sent.
// The log writer should be used entirely on one thread after it is created,
// unless otherwise noted.
class TelemetryLogWriter : public ChromotingEventLogWriter {
TelemetryLogWriter(const std::string& telemetry_base_url,
std::unique_ptr<OAuthTokenGetter> token_getter);
~TelemetryLogWriter() override;
void Init(std::unique_ptr<UrlRequestFactory> request_factory);
// Push the log entry to the pending list and send out all the pending logs.
void Log(const ChromotingEvent& entry) override;
void SendPendingEntries();
void PostJsonToServer(const std::string& json,
OAuthTokenGetter::Status status,
const std::string& user_email,
const std::string& access_token);
void OnSendLogResult(const remoting::UrlRequest::Result& result);
std::string telemetry_base_url_;
std::unique_ptr<UrlRequestFactory> request_factory_;
std::unique_ptr<OAuthTokenGetter> token_getter_;
std::unique_ptr<UrlRequest> request_;
// Entries to be sent.
base::circular_deque<ChromotingEvent> pending_entries_;
// Entries being sent.
// These will be pushed back to pending_entries if error occurs.
base::circular_deque<ChromotingEvent> sending_entries_;
} // namespace remoting