15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/chromeos/system_logs/debug_daemon_log_source.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/bind.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/bind_helpers.h" 91320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "base/files/file_util.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/weak_ptr.h" 13b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles)#include "base/strings/string_number_conversions.h" 145e3f23d412006dc4db4e659864679f29341e113fTorne (Richard Coles)#include "base/strings/string_util.h" 1503b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)#include "chrome/browser/chromeos/profiles/profile_helper.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/common/chrome_switches.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chromeos/dbus/dbus_thread_manager.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chromeos/dbus/debug_daemon_client.h" 1903b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)#include "components/user_manager/user.h" 206e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)#include "components/user_manager/user_manager.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/browser_thread.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kNotAvailable[] = "<not available>"; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kRoutesKeyName[] = "routes"; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kNetworkStatusKeyName[] = "network-status"; 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kModemStatusKeyName[] = "modem-status"; 2758e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdochconst char kWiMaxStatusKeyName[] = "wimax-status"; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kUserLogFileKeyName[] = "user_log_files"; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)namespace system_logs { 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 32ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben MurdochDebugDaemonLogSource::DebugDaemonLogSource(bool scrub) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : response_(new SystemLogsResponse()), 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) num_pending_requests_(0), 35ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch scrub_(scrub), 36c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) weak_ptr_factory_(this) {} 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)DebugDaemonLogSource::~DebugDaemonLogSource() {} 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DebugDaemonLogSource::Fetch(const SysLogsSourceCallback& callback) { 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!callback.is_null()); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(callback_.is_null()); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) callback_ = callback; 465d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) chromeos::DebugDaemonClient* client = 475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) chromeos::DBusThreadManager::Get()->GetDebugDaemonClient(); 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client->GetRoutes(true, // Numeric 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) false, // No IPv6 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind(&DebugDaemonLogSource::OnGetRoutes, 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) weak_ptr_factory_.GetWeakPtr())); 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++num_pending_requests_; 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client->GetNetworkStatus(base::Bind(&DebugDaemonLogSource::OnGetNetworkStatus, 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) weak_ptr_factory_.GetWeakPtr())); 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++num_pending_requests_; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client->GetModemStatus(base::Bind(&DebugDaemonLogSource::OnGetModemStatus, 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) weak_ptr_factory_.GetWeakPtr())); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++num_pending_requests_; 6058e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch client->GetWiMaxStatus(base::Bind(&DebugDaemonLogSource::OnGetWiMaxStatus, 6158e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch weak_ptr_factory_.GetWeakPtr())); 6258e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch ++num_pending_requests_; 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client->GetUserLogFiles(base::Bind(&DebugDaemonLogSource::OnGetUserLogFiles, 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) weak_ptr_factory_.GetWeakPtr())); 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++num_pending_requests_; 66ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 67ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch if (scrub_) { 68ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch client->GetScrubbedLogs(base::Bind(&DebugDaemonLogSource::OnGetLogs, 69ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch weak_ptr_factory_.GetWeakPtr())); 70ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch } else { 71ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch client->GetAllLogs(base::Bind(&DebugDaemonLogSource::OnGetLogs, 72ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch weak_ptr_factory_.GetWeakPtr())); 73ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch } 74ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ++num_pending_requests_; 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DebugDaemonLogSource::OnGetRoutes(bool succeeded, 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::vector<std::string>& routes) { 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (succeeded) 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*response_)[kRoutesKeyName] = JoinString(routes, '\n'); 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*response_)[kRoutesKeyName] = kNotAvailable; 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RequestCompleted(); 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DebugDaemonLogSource::OnGetNetworkStatus(bool succeeded, 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& status) { 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (succeeded) 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*response_)[kNetworkStatusKeyName] = status; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*response_)[kNetworkStatusKeyName] = kNotAvailable; 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RequestCompleted(); 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DebugDaemonLogSource::OnGetModemStatus(bool succeeded, 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& status) { 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (succeeded) 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*response_)[kModemStatusKeyName] = status; 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*response_)[kModemStatusKeyName] = kNotAvailable; 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RequestCompleted(); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11058e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdochvoid DebugDaemonLogSource::OnGetWiMaxStatus(bool succeeded, 11158e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch const std::string& status) { 11258e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); 11358e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch 11458e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch if (succeeded) 11558e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch (*response_)[kWiMaxStatusKeyName] = status; 11658e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch else 11758e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch (*response_)[kWiMaxStatusKeyName] = kNotAvailable; 11858e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch RequestCompleted(); 11958e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch} 12058e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DebugDaemonLogSource::OnGetLogs(bool /* succeeded */, 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const KeyValueMap& logs) { 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We ignore 'succeeded' for this callback - we want to display as much of the 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // debug info as we can even if we failed partway through parsing, and if we 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // couldn't fetch any of it, none of the fields will even appear. 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) response_->insert(logs.begin(), logs.end()); 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RequestCompleted(); 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DebugDaemonLogSource::OnGetUserLogFiles( 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool succeeded, 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const KeyValueMap& user_log_files) { 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (succeeded) { 1373551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) SystemLogsResponse* response = new SystemLogsResponse; 13803b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) 13903b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) const user_manager::UserList& users = 14003b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) user_manager::UserManager::Get()->GetLoggedInUsers(); 14103b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) std::vector<base::FilePath> profile_dirs; 14203b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) for (user_manager::UserList::const_iterator it = users.begin(); 14303b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) it != users.end(); 14403b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) ++it) { 14503b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) if ((*it)->username_hash().empty()) 14603b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) continue; 14703b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) profile_dirs.push_back( 14803b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) chromeos::ProfileHelper::GetProfilePathByUserIdHash( 14903b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) (*it)->username_hash())); 1505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 1515d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::BrowserThread::PostBlockingPoolTaskAndReply( 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FROM_HERE, 1543551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base::Bind(&DebugDaemonLogSource::ReadUserLogFiles, 15503b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) user_log_files, profile_dirs, response), 1563551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base::Bind(&DebugDaemonLogSource::MergeResponse, 1573551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) weak_ptr_factory_.GetWeakPtr(), 1583551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base::Owned(response))); 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*response_)[kUserLogFileKeyName] = kNotAvailable; 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RequestCompleted(); 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1653551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)// static 1663551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void DebugDaemonLogSource::ReadUserLogFiles( 1673551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) const KeyValueMap& user_log_files, 16803b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) const std::vector<base::FilePath>& profile_dirs, 1693551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) SystemLogsResponse* response) { 17003b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) for (size_t i = 0; i < profile_dirs.size(); ++i) { 171b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) std::string profile_prefix = "Profile[" + base::UintToString(i) + "] "; 172b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) for (KeyValueMap::const_iterator it = user_log_files.begin(); 173b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) it != user_log_files.end(); 174b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) ++it) { 175b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) std::string key = it->first; 176b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) std::string value; 177b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) std::string filename = it->second; 17858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) bool read_success = base::ReadFileToString( 17903b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) profile_dirs[i].Append(filename), &value); 180b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) 181b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) if (read_success && !value.empty()) 1823551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) (*response)[profile_prefix + key] = value; 183b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) else 1843551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) (*response)[profile_prefix + filename] = kNotAvailable; 185b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) } 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1893551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void DebugDaemonLogSource::MergeResponse(SystemLogsResponse* response) { 1903551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) for (SystemLogsResponse::const_iterator it = response->begin(); 1913551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) it != response->end(); ++it) 1923551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) response_->insert(*it); 1933551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) RequestCompleted(); 1943551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)} 1953551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DebugDaemonLogSource::RequestCompleted() { 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!callback_.is_null()); 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) --num_pending_requests_; 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (num_pending_requests_ > 0) 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) callback_.Run(response_.get()); 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2065d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} // namespace system_logs 207