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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" |
| 11 #include "base/command_line.h" | 11 #include "base/command_line.h" |
| 12 #include "base/file_util.h" | 12 #include "base/file_util.h" |
| 13 #include "base/files/file_util_proxy.h" | 13 #include "base/files/file_util_proxy.h" |
| 14 #include "base/json/json_string_value_serializer.h" | 14 #include "base/json/json_string_value_serializer.h" |
| 15 #include "base/memory/scoped_handle.h" | 15 #include "base/memory/scoped_handle.h" |
| 16 #include "base/message_loop/message_loop.h" | 16 #include "base/message_loop/message_loop.h" |
| 17 #include "base/metrics/histogram.h" | 17 #include "base/metrics/histogram.h" |
| 18 #include "base/path_service.h" | 18 #include "base/path_service.h" |
| 19 #include "base/sequenced_task_runner.h" | 19 #include "base/sequenced_task_runner.h" |
| 20 #include "base/strings/utf_string_conversions.h" // TODO(viettrungluu): delete
me. | 20 #include "base/strings/utf_string_conversions.h" // TODO(viettrungluu): delete
me. |
| 21 #include "base/threading/sequenced_worker_pool.h" | 21 #include "base/threading/sequenced_worker_pool.h" |
| 22 #include "chrome/browser/extensions/extension_service.h" | 22 #include "chrome/browser/extensions/extension_service.h" |
| 23 #include "chrome/common/chrome_paths.h" | 23 #include "chrome/common/chrome_paths.h" |
| 24 #include "chrome/common/chrome_switches.h" | 24 #include "chrome/common/chrome_switches.h" |
| 25 #include "chrome/common/chrome_utility_messages.h" | 25 #include "chrome/common/chrome_utility_messages.h" |
| 26 #include "chrome/common/extensions/extension.h" | 26 #include "chrome/common/extensions/extension.h" |
| 27 #include "chrome/common/extensions/extension_file_util.h" | 27 #include "chrome/common/extensions/extension_file_util.h" |
| 28 #include "chrome/common/extensions/extension_l10n_util.h" | 28 #include "chrome/common/extensions/extension_l10n_util.h" |
| 29 #include "chrome/common/extensions/extension_manifest_constants.h" | |
| 30 #include "chrome/common/extensions/extension_manifest_constants.h" | |
| 31 #include "chrome/common/extensions/manifest_handlers/icons_handler.h" | 29 #include "chrome/common/extensions/manifest_handlers/icons_handler.h" |
| 32 #include "content/public/browser/browser_thread.h" | 30 #include "content/public/browser/browser_thread.h" |
| 33 #include "content/public/browser/utility_process_host.h" | 31 #include "content/public/browser/utility_process_host.h" |
| 34 #include "content/public/common/common_param_traits.h" | 32 #include "content/public/common/common_param_traits.h" |
| 35 #include "crypto/signature_verifier.h" | 33 #include "crypto/signature_verifier.h" |
| 36 #include "extensions/common/constants.h" | 34 #include "extensions/common/constants.h" |
| 37 #include "extensions/common/crx_file.h" | 35 #include "extensions/common/crx_file.h" |
| 38 #include "extensions/common/id_util.h" | 36 #include "extensions/common/id_util.h" |
| 37 #include "extensions/common/manifest_constants.h" |
| 39 #include "grit/generated_resources.h" | 38 #include "grit/generated_resources.h" |
| 40 #include "third_party/skia/include/core/SkBitmap.h" | 39 #include "third_party/skia/include/core/SkBitmap.h" |
| 41 #include "ui/base/l10n/l10n_util.h" | 40 #include "ui/base/l10n/l10n_util.h" |
| 42 #include "ui/gfx/codec/png_codec.h" | 41 #include "ui/gfx/codec/png_codec.h" |
| 43 | 42 |
| 44 using content::BrowserThread; | 43 using content::BrowserThread; |
| 45 using content::UtilityProcessHost; | 44 using content::UtilityProcessHost; |
| 46 | 45 |
| 47 // The following macro makes histograms that record the length of paths | 46 // The following macro makes histograms that record the length of paths |
| 48 // in this file much easier to read. | 47 // in this file much easier to read. |
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| 600 install_icon); | 599 install_icon); |
| 601 extension_ = NULL; | 600 extension_ = NULL; |
| 602 } | 601 } |
| 603 | 602 |
| 604 DictionaryValue* SandboxedUnpacker::RewriteManifestFile( | 603 DictionaryValue* SandboxedUnpacker::RewriteManifestFile( |
| 605 const DictionaryValue& manifest) { | 604 const DictionaryValue& manifest) { |
| 606 // Add the public key extracted earlier to the parsed manifest and overwrite | 605 // Add the public key extracted earlier to the parsed manifest and overwrite |
| 607 // the original manifest. We do this to ensure the manifest doesn't contain an | 606 // the original manifest. We do this to ensure the manifest doesn't contain an |
| 608 // exploitable bug that could be used to compromise the browser. | 607 // exploitable bug that could be used to compromise the browser. |
| 609 scoped_ptr<DictionaryValue> final_manifest(manifest.DeepCopy()); | 608 scoped_ptr<DictionaryValue> final_manifest(manifest.DeepCopy()); |
| 610 final_manifest->SetString(extension_manifest_keys::kPublicKey, public_key_); | 609 final_manifest->SetString(manifest_keys::kPublicKey, public_key_); |
| 611 | 610 |
| 612 std::string manifest_json; | 611 std::string manifest_json; |
| 613 JSONStringValueSerializer serializer(&manifest_json); | 612 JSONStringValueSerializer serializer(&manifest_json); |
| 614 serializer.set_pretty_print(true); | 613 serializer.set_pretty_print(true); |
| 615 if (!serializer.Serialize(*final_manifest)) { | 614 if (!serializer.Serialize(*final_manifest)) { |
| 616 // Error serializing manifest.json. | 615 // Error serializing manifest.json. |
| 617 ReportFailure( | 616 ReportFailure( |
| 618 ERROR_SERIALIZING_MANIFEST_JSON, | 617 ERROR_SERIALIZING_MANIFEST_JSON, |
| 619 l10n_util::GetStringFUTF16( | 618 l10n_util::GetStringFUTF16( |
| 620 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, | 619 IDS_EXTENSION_PACKAGE_INSTALL_ERROR, |
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| 825 | 824 |
| 826 void SandboxedUnpacker::Cleanup() { | 825 void SandboxedUnpacker::Cleanup() { |
| 827 DCHECK(unpacker_io_task_runner_->RunsTasksOnCurrentThread()); | 826 DCHECK(unpacker_io_task_runner_->RunsTasksOnCurrentThread()); |
| 828 if (!temp_dir_.Delete()) { | 827 if (!temp_dir_.Delete()) { |
| 829 LOG(WARNING) << "Can not delete temp directory at " | 828 LOG(WARNING) << "Can not delete temp directory at " |
| 830 << temp_dir_.path().value(); | 829 << temp_dir_.path().value(); |
| 831 } | 830 } |
| 832 } | 831 } |
| 833 | 832 |
| 834 } // namespace extensions | 833 } // namespace extensions |
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