cache_util_posix.cc revision 5821806d5e7f356e8fa4b058a389a808ea183019
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 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 "net/disk_cache/cache_util.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/file_util.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/string_util.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace disk_cache { 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MoveCache(const FilePath& from_path, const FilePath& to_path) { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // For ChromeOS, we don't actually want to rename the cache 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // directory, because if we do, then it'll get recreated through the 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // encrypted filesystem (with encrypted names), and we won't be able 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // to see these directories anymore in an unmounted encrypted 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // filesystem, so we just move each item in the cache to a new 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // directory. 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!file_util::CreateDirectory(to_path)) { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "Unable to create destination cache directory."; 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) file_util::FileEnumerator iter(from_path, false /* not recursive */, 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) file_util::FileEnumerator::DIRECTORIES | 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) file_util::FileEnumerator::FILES); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (FilePath name = iter.Next(); !name.value().empty(); name = iter.Next()) { 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FilePath destination = to_path.Append(name.BaseName()); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!file_util::Move(name, destination)) { 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "Unable to move cache item."; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return file_util::Move(from_path, to_path); 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DeleteCache(const FilePath& path, bool remove_folder) { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) file_util::FileEnumerator iter(path, 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* recursive */ false, 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) file_util::FileEnumerator::FILES); 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (FilePath file = iter.Next(); !file.value().empty(); file = iter.Next()) { 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!file_util::Delete(file, /* recursive */ false)) { 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(WARNING) << "Unable to delete cache."; 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (remove_folder) { 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!file_util::Delete(path, /* recursive */ false)) { 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(WARNING) << "Unable to delete cache folder."; 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool DeleteCacheFile(const FilePath& name) { 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return file_util::Delete(name, false); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace disk_cache 65