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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 "remoting/client/server_log_entry_client.h"
#include "base/logging.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringize_macros.h"
#include "base/strings/stringprintf.h"
#include "base/sys_info.h"
#include "remoting/protocol/performance_tracker.h"
#include "remoting/signaling/server_log_entry.h"
using base::StringPrintf;
using base::SysInfo;
using remoting::protocol::ConnectionToHost;
using remoting::protocol::ErrorCode;
namespace remoting {
namespace {
const char kValueRoleClient[] = "client";
const char kValueEventNameSessionState[] = "session-state";
const char kValueEventNameStatistics[] = "connection-statistics";
const char kValueEventNameSessionIdOld[] = "session-id-old";
const char kValueEventNameSessionIdNew[] = "session-id-new";
const char kKeySessionId[] = "session-id";
const char kKeySessionDuration[] = "session-duration";
const char kKeySessionState[] = "session-state";
const char kKeyConnectionError[] = "connection-error";
const char kValueSessionStateConnected[] = "connected";
const char kValueSessionStateClosed[] = "closed";
const char kKeyOsName[] = "os-name";
const char kKeyOsVersion[] = "os-version";
const char kKeyAppVersion[] = "app-version";
const char* GetValueSessionState(ConnectionToHost::State state) {
switch (state) {
// Where possible, these are the same strings that the webapp sends for the
// corresponding state - see remoting/webapp/server_log_entry.js.
case ConnectionToHost::INITIALIZING:
return "initializing";
case ConnectionToHost::CONNECTING:
return "connecting";
case ConnectionToHost::AUTHENTICATED:
return "authenticated";
case ConnectionToHost::CONNECTED:
return kValueSessionStateConnected;
case ConnectionToHost::FAILED:
return "connection-failed";
case ConnectionToHost::CLOSED:
return kValueSessionStateClosed;
default:
NOTREACHED();
return nullptr;
}
}
const char* GetValueError(ErrorCode error) {
switch (error) {
// Where possible, these are the same strings that the webapp sends for the
// corresponding error - see remoting/webapp/crd/js/server_log_entry.js.
case protocol::OK:
return "none";
case protocol::PEER_IS_OFFLINE:
return "host-is-offline";
case protocol::SESSION_REJECTED:
return "session-rejected";
case protocol::INCOMPATIBLE_PROTOCOL:
return "incompatible-protocol";
case protocol::AUTHENTICATION_FAILED:
return "authentication-failed";
case protocol::CHANNEL_CONNECTION_ERROR:
return "p2p-failure";
case protocol::SIGNALING_ERROR:
return "network-failure";
case protocol::SIGNALING_TIMEOUT:
return "network-failure";
case protocol::HOST_OVERLOAD:
return "host-overload";
case protocol::UNKNOWN_ERROR:
return "unknown-error";
default:
NOTREACHED();
return nullptr;
}
}
} // namespace
scoped_ptr<ServerLogEntry> MakeLogEntryForSessionStateChange(
ConnectionToHost::State state,
ErrorCode error) {
scoped_ptr<ServerLogEntry> entry(new ServerLogEntry());
entry->AddRoleField(kValueRoleClient);
entry->AddEventNameField(kValueEventNameSessionState);
entry->Set(kKeySessionState, GetValueSessionState(state));
if (error != protocol::OK) {
entry->Set(kKeyConnectionError, GetValueError(error));
}
return entry;
}
scoped_ptr<ServerLogEntry> MakeLogEntryForStatistics(
protocol::PerformanceTracker* perf_tracker) {
scoped_ptr<ServerLogEntry> entry(new ServerLogEntry());
entry->AddRoleField(kValueRoleClient);
entry->AddEventNameField(kValueEventNameStatistics);
entry->Set("video-bandwidth",
StringPrintf("%.2f", perf_tracker->video_bandwidth()));
entry->Set("capture-latency",
StringPrintf("%.2f", perf_tracker->video_capture_ms()));
entry->Set("encode-latency",
StringPrintf("%.2f", perf_tracker->video_encode_ms()));
entry->Set("decode-latency",
StringPrintf("%.2f", perf_tracker->video_decode_ms()));
entry->Set("render-latency",
StringPrintf("%.2f", perf_tracker->video_frame_rate()));
entry->Set("roundtrip-latency",
StringPrintf("%.2f", perf_tracker->round_trip_ms()));
return entry;
}
scoped_ptr<ServerLogEntry> MakeLogEntryForSessionIdOld(
const std::string& session_id) {
scoped_ptr<ServerLogEntry> entry(new ServerLogEntry());
entry->AddRoleField(kValueRoleClient);
entry->AddEventNameField(kValueEventNameSessionIdOld);
AddSessionIdToLogEntry(entry.get(), session_id);
return entry;
}
scoped_ptr<ServerLogEntry> MakeLogEntryForSessionIdNew(
const std::string& session_id) {
scoped_ptr<ServerLogEntry> entry(new ServerLogEntry());
entry->AddRoleField(kValueRoleClient);
entry->AddEventNameField(kValueEventNameSessionIdNew);
AddSessionIdToLogEntry(entry.get(), session_id);
return entry;
}
void AddClientFieldsToLogEntry(ServerLogEntry* entry) {
entry->Set(kKeyOsName, SysInfo::OperatingSystemName());
entry->Set(kKeyOsVersion, SysInfo::OperatingSystemVersion());
entry->Set(kKeyAppVersion, STRINGIZE(VERSION));
entry->AddCpuField();
}
void AddSessionIdToLogEntry(ServerLogEntry* entry, const std::string& id) {
entry->Set(kKeySessionId, id);
}
void AddSessionDurationToLogEntry(ServerLogEntry* entry,
base::TimeDelta duration) {
entry->Set(kKeySessionDuration, base::Int64ToString(duration.InSeconds()));
}
} // namespace remoting
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