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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/extensions/sandboxed_unpacker.h" | 5 #include "chrome/browser/extensions/sandboxed_unpacker.h" |
6 | 6 |
7 #include <set> | 7 #include <set> |
8 | 8 |
9 #include "base/base64.h" | 9 #include "base/base64.h" |
10 #include "base/bind.h" | 10 #include "base/bind.h" |
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175 << "remote drives or read-only. Installation can not complete!"; | 175 << "remote drives or read-only. Installation can not complete!"; |
176 return false; | 176 return false; |
177 } | 177 } |
178 | 178 |
179 // Read the decoded images back from the file we saved them to. | 179 // Read the decoded images back from the file we saved them to. |
180 // |extension_path| is the path to the extension we unpacked that wrote the | 180 // |extension_path| is the path to the extension we unpacked that wrote the |
181 // data. Returns true on success. | 181 // data. Returns true on success. |
182 bool ReadImagesFromFile(const base::FilePath& extension_path, | 182 bool ReadImagesFromFile(const base::FilePath& extension_path, |
183 DecodedImages* images) { | 183 DecodedImages* images) { |
184 base::FilePath path = | 184 base::FilePath path = |
185 extension_path.AppendASCII(extension_filenames::kDecodedImagesFilename); | 185 extension_path.AppendASCII(filenames::kDecodedImagesFilename); |
186 std::string file_str; | 186 std::string file_str; |
187 if (!file_util::ReadFileToString(path, &file_str)) | 187 if (!file_util::ReadFileToString(path, &file_str)) |
188 return false; | 188 return false; |
189 | 189 |
190 IPC::Message pickle(file_str.data(), file_str.size()); | 190 IPC::Message pickle(file_str.data(), file_str.size()); |
191 PickleIterator iter(pickle); | 191 PickleIterator iter(pickle); |
192 return IPC::ReadParam(&pickle, &iter, images); | 192 return IPC::ReadParam(&pickle, &iter, images); |
193 } | 193 } |
194 | 194 |
195 // Read the decoded message catalogs back from the file we saved them to. | 195 // Read the decoded message catalogs back from the file we saved them to. |
196 // |extension_path| is the path to the extension we unpacked that wrote the | 196 // |extension_path| is the path to the extension we unpacked that wrote the |
197 // data. Returns true on success. | 197 // data. Returns true on success. |
198 bool ReadMessageCatalogsFromFile(const base::FilePath& extension_path, | 198 bool ReadMessageCatalogsFromFile(const base::FilePath& extension_path, |
199 base::DictionaryValue* catalogs) { | 199 base::DictionaryValue* catalogs) { |
200 base::FilePath path = extension_path.AppendASCII( | 200 base::FilePath path = extension_path.AppendASCII( |
201 extension_filenames::kDecodedMessageCatalogsFilename); | 201 filenames::kDecodedMessageCatalogsFilename); |
202 std::string file_str; | 202 std::string file_str; |
203 if (!file_util::ReadFileToString(path, &file_str)) | 203 if (!file_util::ReadFileToString(path, &file_str)) |
204 return false; | 204 return false; |
205 | 205 |
206 IPC::Message pickle(file_str.data(), file_str.size()); | 206 IPC::Message pickle(file_str.data(), file_str.size()); |
207 PickleIterator iter(pickle); | 207 PickleIterator iter(pickle); |
208 return IPC::ReadParam(&pickle, &iter, catalogs); | 208 return IPC::ReadParam(&pickle, &iter, catalogs); |
209 } | 209 } |
210 | 210 |
211 } // namespace | 211 } // namespace |
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257 CHECK(unpacker_io_task_runner_->RunsTasksOnCurrentThread()); | 257 CHECK(unpacker_io_task_runner_->RunsTasksOnCurrentThread()); |
258 | 258 |
259 unpack_start_time_ = base::TimeTicks::Now(); | 259 unpack_start_time_ = base::TimeTicks::Now(); |
260 | 260 |
261 PATH_LENGTH_HISTOGRAM("Extensions.SandboxUnpackInitialCrxPathLength", | 261 PATH_LENGTH_HISTOGRAM("Extensions.SandboxUnpackInitialCrxPathLength", |
262 crx_path_); | 262 crx_path_); |
263 if (!CreateTempDirectory()) | 263 if (!CreateTempDirectory()) |
264 return; // ReportFailure() already called. | 264 return; // ReportFailure() already called. |
265 | 265 |
266 // Initialize the path that will eventually contain the unpacked extension. | 266 // Initialize the path that will eventually contain the unpacked extension. |
267 extension_root_ = temp_dir_.path().AppendASCII( | 267 extension_root_ = temp_dir_.path().AppendASCII(filenames::kTempExtensionName); |
268 extension_filenames::kTempExtensionName); | |
269 PATH_LENGTH_HISTOGRAM("Extensions.SandboxUnpackUnpackedCrxPathLength", | 268 PATH_LENGTH_HISTOGRAM("Extensions.SandboxUnpackUnpackedCrxPathLength", |
270 extension_root_); | 269 extension_root_); |
271 | 270 |
272 // Extract the public key and validate the package. | 271 // Extract the public key and validate the package. |
273 if (!ValidateSignature()) | 272 if (!ValidateSignature()) |
274 return; // ValidateSignature() already reported the error. | 273 return; // ValidateSignature() already reported the error. |
275 | 274 |
276 // Copy the crx file into our working directory. | 275 // Copy the crx file into our working directory. |
277 base::FilePath temp_crx_path = temp_dir_.path().Append(crx_path_.BaseName()); | 276 base::FilePath temp_crx_path = temp_dir_.path().Append(crx_path_.BaseName()); |
278 PATH_LENGTH_HISTOGRAM("Extensions.SandboxUnpackTempCrxPathLength", | 277 PATH_LENGTH_HISTOGRAM("Extensions.SandboxUnpackTempCrxPathLength", |
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618 // Error serializing manifest.json. | 617 // Error serializing manifest.json. |
619 ReportFailure( | 618 ReportFailure( |
620 ERROR_SERIALIZING_MANIFEST_JSON, | 619 ERROR_SERIALIZING_MANIFEST_JSON, |
621 l10n_util::GetStringFUTF16( | 620 l10n_util::GetStringFUTF16( |
622 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, | 621 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, |
623 ASCIIToUTF16("ERROR_SERIALIZING_MANIFEST_JSON"))); | 622 ASCIIToUTF16("ERROR_SERIALIZING_MANIFEST_JSON"))); |
624 return NULL; | 623 return NULL; |
625 } | 624 } |
626 | 625 |
627 base::FilePath manifest_path = | 626 base::FilePath manifest_path = |
628 extension_root_.Append(kManifestFilename); | 627 extension_root_.Append(filenames::kManifestFilename); |
629 if (!file_util::WriteFile(manifest_path, | 628 if (!file_util::WriteFile(manifest_path, |
630 manifest_json.data(), manifest_json.size())) { | 629 manifest_json.data(), manifest_json.size())) { |
631 // Error saving manifest.json. | 630 // Error saving manifest.json. |
632 ReportFailure( | 631 ReportFailure( |
633 ERROR_SAVING_MANIFEST_JSON, | 632 ERROR_SAVING_MANIFEST_JSON, |
634 l10n_util::GetStringFUTF16( | 633 l10n_util::GetStringFUTF16( |
635 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, | 634 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, |
636 ASCIIToUTF16("ERROR_SAVING_MANIFEST_JSON"))); | 635 ASCIIToUTF16("ERROR_SAVING_MANIFEST_JSON"))); |
637 return NULL; | 636 return NULL; |
638 } | 637 } |
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775 l10n_util::GetStringFUTF16( | 774 l10n_util::GetStringFUTF16( |
776 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, | 775 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, |
777 ASCIIToUTF16("INVALID_CATALOG_DATA"))); | 776 ASCIIToUTF16("INVALID_CATALOG_DATA"))); |
778 return false; | 777 return false; |
779 } | 778 } |
780 | 779 |
781 // TODO(viettrungluu): Fix the |FilePath::FromWStringHack(UTF8ToWide())| | 780 // TODO(viettrungluu): Fix the |FilePath::FromWStringHack(UTF8ToWide())| |
782 // hack and remove the corresponding #include. | 781 // hack and remove the corresponding #include. |
783 base::FilePath relative_path = | 782 base::FilePath relative_path = |
784 base::FilePath::FromWStringHack(UTF8ToWide(it.key())); | 783 base::FilePath::FromWStringHack(UTF8ToWide(it.key())); |
785 relative_path = relative_path.Append(kMessagesFilename); | 784 relative_path = relative_path.Append(filenames::kMessagesFilename); |
786 if (relative_path.IsAbsolute() || relative_path.ReferencesParent()) { | 785 if (relative_path.IsAbsolute() || relative_path.ReferencesParent()) { |
787 // Invalid path for catalog. | 786 // Invalid path for catalog. |
788 ReportFailure( | 787 ReportFailure( |
789 INVALID_PATH_FOR_CATALOG, | 788 INVALID_PATH_FOR_CATALOG, |
790 l10n_util::GetStringFUTF16( | 789 l10n_util::GetStringFUTF16( |
791 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, | 790 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, |
792 ASCIIToUTF16("INVALID_PATH_FOR_CATALOG"))); | 791 ASCIIToUTF16("INVALID_PATH_FOR_CATALOG"))); |
793 return false; | 792 return false; |
794 } | 793 } |
795 base::FilePath path = extension_root_.Append(relative_path); | 794 base::FilePath path = extension_root_.Append(relative_path); |
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827 | 826 |
828 void SandboxedUnpacker::Cleanup() { | 827 void SandboxedUnpacker::Cleanup() { |
829 DCHECK(unpacker_io_task_runner_->RunsTasksOnCurrentThread()); | 828 DCHECK(unpacker_io_task_runner_->RunsTasksOnCurrentThread()); |
830 if (!temp_dir_.Delete()) { | 829 if (!temp_dir_.Delete()) { |
831 LOG(WARNING) << "Can not delete temp directory at " | 830 LOG(WARNING) << "Can not delete temp directory at " |
832 << temp_dir_.path().value(); | 831 << temp_dir_.path().value(); |
833 } | 832 } |
834 } | 833 } |
835 | 834 |
836 } // namespace extensions | 835 } // namespace extensions |
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