cache_util_posix.cc revision 5e3f23d412006dc4db4e659864679f29341e113f
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" 8868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/files/file_enumerator.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 105e3f23d412006dc4db4e659864679f29341e113fTorne (Richard Coles)#include "base/strings/string_util.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace disk_cache { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool MoveCache(const base::FilePath& from_path, const base::FilePath& to_path) { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // For ChromeOS, we don't actually want to rename the cache 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // directory, because if we do, then it'll get recreated through the 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // encrypted filesystem (with encrypted names), and we won't be able 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // to see these directories anymore in an unmounted encrypted 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // filesystem, so we just move each item in the cache to a new 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // directory. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!file_util::CreateDirectory(to_path)) { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "Unable to create destination cache directory."; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 26868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) base::FileEnumerator iter(from_path, false /* not recursive */, 27868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) base::FileEnumerator::DIRECTORIES | base::FileEnumerator::FILES); 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (base::FilePath name = iter.Next(); !name.value().empty(); 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) name = iter.Next()) { 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath destination = to_path.Append(name.BaseName()); 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!file_util::Move(name, destination)) { 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "Unable to move cache item."; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return file_util::Move(from_path, to_path); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void DeleteCache(const base::FilePath& path, bool remove_folder) { 43868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) base::FileEnumerator iter(path, 44868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) /* recursive */ false, 45868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) base::FileEnumerator::FILES); 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (base::FilePath file = iter.Next(); !file.value().empty(); 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) file = iter.Next()) { 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!file_util::Delete(file, /* recursive */ false)) { 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(WARNING) << "Unable to delete cache."; 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (remove_folder) { 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!file_util::Delete(path, /* recursive */ false)) { 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(WARNING) << "Unable to delete cache folder."; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool DeleteCacheFile(const base::FilePath& name) { 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return file_util::Delete(name, false); 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace disk_cache 67