190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// found in the LICENSE file. 490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "chrome/browser/sync_file_system/logger.h" 690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 71320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "base/files/file_util.h" 890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/lazy_instance.h" 990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/location.h" 10868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/stringprintf.h" 11eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "chrome/browser/drive/event_logger.h" 1290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 1390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)namespace sync_file_system { 1490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)namespace util { 1590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)namespace { 1690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 17eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochstatic base::LazyInstance<drive::EventLogger> g_logger = 1890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LAZY_INSTANCE_INITIALIZER; 1990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 207d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles)const char* LogSeverityToString(logging::LogSeverity level) { 2190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) switch (level) { 2290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) case logging::LOG_ERROR: 2390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return "ERROR"; 2490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) case logging::LOG_WARNING: 2590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return "WARNING"; 2690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) case logging::LOG_INFO: 2790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return "INFO"; 287d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) case logging::LOG_VERBOSE: 297d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) return "VERBOSE"; 3090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 3190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 3290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) NOTREACHED(); 3390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return "Unknown Log Severity"; 3490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 3590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 3690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} // namespace 3790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 3890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void ClearLog() { 397dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch g_logger.Pointer()->SetHistorySize(drive::kDefaultHistorySize); 4090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 4190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void Log(logging::LogSeverity severity, 4390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const tracked_objects::Location& location, 4490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const char* format, 4590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) ...) { 4690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) std::string what; 4790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) va_list args; 4990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) va_start(args, format); 5090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) base::StringAppendV(&what, format, args); 5190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) va_end(args); 5290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 53868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // Log to WebUI regardless of LogSeverity (e.g. ignores command line flags). 5490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // On thread-safety: LazyInstance guarantees thread-safety for the object 5590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // creation. EventLogger::Log() internally maintains the lock. 56eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch drive::EventLogger* ptr = g_logger.Pointer(); 575d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ptr->LogRawString(severity, base::StringPrintf("[%s] %s", 585d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) LogSeverityToString(severity), 595d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) what.c_str())); 6090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 617d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) // Log to console if the severity is at or above the min level. 627d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) // LOG_VERBOSE logs are also output if the verbosity of this module 637d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) // (sync_file_system/logger) is >= 1. 647d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) // TODO(kinuko,calvinlo): Reconsider this logging hack, it's not recommended 657d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) // to directly use LogMessage. 667d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) if (severity < logging::GetMinLogLevel() && !VLOG_IS_ON(1)) 67868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) return; 68868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) logging::LogMessage(location.file_name(), location.line_number(), severity) 69868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) .stream() << what; 7090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 7190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 72eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochstd::vector<drive::EventLogger::Event> GetLogHistory() { 73eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch drive::EventLogger* ptr = g_logger.Pointer(); 7490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return ptr->GetHistory(); 7590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 7690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 7790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} // namespace util 7890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} // namespace sync_file_system 79