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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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/install_verifier.h" | 5 #include "chrome/browser/extensions/install_verifier.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/bind.h" | 10 #include "base/bind.h" |
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121 // the "MAX" item below should always be the last element. | 121 // the "MAX" item below should always be the last element. |
122 | 122 |
123 INIT_RESULT_MAX | 123 INIT_RESULT_MAX |
124 }; | 124 }; |
125 | 125 |
126 void LogInitResultHistogram(InitResult result) { | 126 void LogInitResultHistogram(InitResult result) { |
127 UMA_HISTOGRAM_ENUMERATION("ExtensionInstallVerifier.InitResult", | 127 UMA_HISTOGRAM_ENUMERATION("ExtensionInstallVerifier.InitResult", |
128 result, INIT_RESULT_MAX); | 128 result, INIT_RESULT_MAX); |
129 } | 129 } |
130 | 130 |
131 bool FromStore(const Extension& extension) { | |
132 if (extension.from_webstore() || ManifestURL::UpdatesFromGallery(&extension)) | |
133 return true; | |
134 | |
135 // If an extension has no update url, our autoupdate code will ask the | |
136 // webstore about it (to aid in migrating to the webstore from self-hosting | |
137 // or sideloading based installs). So we want to do verification checks on | |
138 // such extensions too so that we don't accidentally disable old installs of | |
139 // extensions that did migrate to the webstore. | |
140 return (ManifestURL::GetUpdateURL(&extension).is_empty() && | |
141 Manifest::IsAutoUpdateableLocation(extension.location())); | |
142 } | |
143 | |
144 bool CanUseExtensionApis(const Extension& extension) { | 131 bool CanUseExtensionApis(const Extension& extension) { |
145 return extension.is_extension() || extension.is_legacy_packaged_app(); | 132 return extension.is_extension() || extension.is_legacy_packaged_app(); |
146 } | 133 } |
147 | 134 |
148 enum VerifyAllSuccess { | 135 enum VerifyAllSuccess { |
149 VERIFY_ALL_BOOTSTRAP_SUCCESS = 0, | 136 VERIFY_ALL_BOOTSTRAP_SUCCESS = 0, |
150 VERIFY_ALL_BOOTSTRAP_FAILURE, | 137 VERIFY_ALL_BOOTSTRAP_FAILURE, |
151 VERIFY_ALL_NON_BOOTSTRAP_SUCCESS, | 138 VERIFY_ALL_NON_BOOTSTRAP_SUCCESS, |
152 VERIFY_ALL_NON_BOOTSTRAP_FAILURE, | 139 VERIFY_ALL_NON_BOOTSTRAP_FAILURE, |
153 | 140 |
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240 return signature_->timestamp; | 227 return signature_->timestamp; |
241 else | 228 else |
242 return base::Time(); | 229 return base::Time(); |
243 } | 230 } |
244 | 231 |
245 bool InstallVerifier::IsKnownId(const std::string& id) { | 232 bool InstallVerifier::IsKnownId(const std::string& id) { |
246 return signature_.get() && (ContainsKey(signature_->ids, id) || | 233 return signature_.get() && (ContainsKey(signature_->ids, id) || |
247 ContainsKey(signature_->invalid_ids, id)); | 234 ContainsKey(signature_->invalid_ids, id)); |
248 } | 235 } |
249 | 236 |
| 237 bool InstallVerifier::IsVerified(const std::string& id) const { |
| 238 return ((signature_.get() && ContainsKey(signature_->ids, id)) || |
| 239 ContainsKey(provisional_, id)); |
| 240 } |
| 241 |
| 242 bool InstallVerifier::IsInvalid(const std::string& id) const { |
| 243 return ((signature_.get() && ContainsKey(signature_->invalid_ids, id))); |
| 244 } |
| 245 |
250 void InstallVerifier::VerifyExtension(const std::string& extension_id) { | 246 void InstallVerifier::VerifyExtension(const std::string& extension_id) { |
251 ExtensionIdSet ids; | 247 ExtensionIdSet ids; |
252 ids.insert(extension_id); | 248 ids.insert(extension_id); |
253 AddMany(ids, ADD_SINGLE); | 249 AddMany(ids, ADD_SINGLE); |
254 } | 250 } |
255 | 251 |
256 void InstallVerifier::AddMany(const ExtensionIdSet& ids, OperationType type) { | 252 void InstallVerifier::AddMany(const ExtensionIdSet& ids, OperationType type) { |
257 if (!ShouldFetchSignature()) { | 253 if (!ShouldFetchSignature()) { |
258 OnVerificationComplete(true, type); // considered successful. | 254 OnVerificationComplete(true, type); // considered successful. |
259 return; | 255 return; |
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307 | 303 |
308 InstallVerifier::PendingOperation* operation = | 304 InstallVerifier::PendingOperation* operation = |
309 new InstallVerifier::PendingOperation(InstallVerifier::REMOVE); | 305 new InstallVerifier::PendingOperation(InstallVerifier::REMOVE); |
310 operation->ids = ids; | 306 operation->ids = ids; |
311 | 307 |
312 operation_queue_.push(linked_ptr<PendingOperation>(operation)); | 308 operation_queue_.push(linked_ptr<PendingOperation>(operation)); |
313 if (operation_queue_.size() == 1) | 309 if (operation_queue_.size() == 1) |
314 BeginFetch(); | 310 BeginFetch(); |
315 } | 311 } |
316 | 312 |
| 313 // static |
| 314 bool InstallVerifier::FromStore(const Extension& extension) { |
| 315 if (extension.from_webstore() || ManifestURL::UpdatesFromGallery(&extension)) |
| 316 return true; |
| 317 |
| 318 // If an extension has no update url, our autoupdate code will ask the |
| 319 // webstore about it (to aid in migrating to the webstore from self-hosting |
| 320 // or sideloading based installs). So we want to do verification checks on |
| 321 // such extensions too so that we don't accidentally disable old installs of |
| 322 // extensions that did migrate to the webstore. |
| 323 return (ManifestURL::GetUpdateURL(&extension).is_empty() && |
| 324 Manifest::IsAutoUpdateableLocation(extension.location())); |
| 325 } |
| 326 |
317 std::string InstallVerifier::GetDebugPolicyProviderName() const { | 327 std::string InstallVerifier::GetDebugPolicyProviderName() const { |
318 return std::string("InstallVerifier"); | 328 return std::string("InstallVerifier"); |
319 } | 329 } |
320 | 330 |
321 namespace { | 331 namespace { |
322 | 332 |
323 enum MustRemainDisabledOutcome { | 333 enum MustRemainDisabledOutcome { |
324 VERIFIED = 0, | 334 VERIFIED = 0, |
325 NOT_EXTENSION, | 335 NOT_EXTENSION, |
326 UNPACKED, | 336 UNPACKED, |
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521 } | 531 } |
522 if (pref_service->IsManagedPreference(pref_names::kInstallForceList)) { | 532 if (pref_service->IsManagedPreference(pref_names::kInstallForceList)) { |
523 const base::DictionaryValue* forcelist = | 533 const base::DictionaryValue* forcelist = |
524 pref_service->GetDictionary(pref_names::kInstallForceList); | 534 pref_service->GetDictionary(pref_names::kInstallForceList); |
525 if (forcelist && forcelist->HasKey(id)) | 535 if (forcelist && forcelist->HasKey(id)) |
526 return true; | 536 return true; |
527 } | 537 } |
528 return false; | 538 return false; |
529 } | 539 } |
530 | 540 |
531 bool InstallVerifier::IsVerified(const std::string& id) const { | |
532 return ((signature_.get() && ContainsKey(signature_->ids, id)) || | |
533 ContainsKey(provisional_, id)); | |
534 } | |
535 | |
536 void InstallVerifier::BeginFetch() { | 541 void InstallVerifier::BeginFetch() { |
537 DCHECK(ShouldFetchSignature()); | 542 DCHECK(ShouldFetchSignature()); |
538 | 543 |
539 // TODO(asargent) - It would be possible to coalesce all operations in the | 544 // TODO(asargent) - It would be possible to coalesce all operations in the |
540 // queue into one fetch - we'd probably just need to change the queue to | 545 // queue into one fetch - we'd probably just need to change the queue to |
541 // hold (set of ids, list of operation type) pairs. | 546 // hold (set of ids, list of operation type) pairs. |
542 CHECK(!operation_queue_.empty()); | 547 CHECK(!operation_queue_.empty()); |
543 const PendingOperation& operation = *operation_queue_.front(); | 548 const PendingOperation& operation = *operation_queue_.front(); |
544 | 549 |
545 ExtensionIdSet ids_to_sign; | 550 ExtensionIdSet ids_to_sign; |
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635 } | 640 } |
636 | 641 |
637 OnVerificationComplete(success, operation->type); | 642 OnVerificationComplete(success, operation->type); |
638 } | 643 } |
639 | 644 |
640 if (!operation_queue_.empty()) | 645 if (!operation_queue_.empty()) |
641 BeginFetch(); | 646 BeginFetch(); |
642 } | 647 } |
643 | 648 |
644 } // namespace extensions | 649 } // namespace extensions |
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