| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "crypto/scoped_test_nss_db.h" |
| |
| #include <cert.h> |
| |
| #include "base/logging.h" |
| #include "base/threading/thread_restrictions.h" |
| #include "crypto/nss_util.h" |
| #include "crypto/nss_util_internal.h" |
| |
| namespace crypto { |
| |
| ScopedTestNSSDB::ScopedTestNSSDB() { |
| EnsureNSSInit(); |
| // NSS is allowed to do IO on the current thread since dispatching |
| // to a dedicated thread would still have the affect of blocking |
| // the current thread, due to NSS's internal locking requirements |
| base::ThreadRestrictions::ScopedAllowIO allow_io; |
| |
| if (!temp_dir_.CreateUniqueTempDir()) |
| return; |
| |
| const char kTestDescription[] = "Test DB"; |
| slot_ = OpenSoftwareNSSDB(temp_dir_.GetPath(), kTestDescription); |
| } |
| |
| ScopedTestNSSDB::~ScopedTestNSSDB() { |
| // Remove trust from any certs in the test DB before closing it. Otherwise NSS |
| // may cache verification results even after the test DB is gone. |
| if (slot_) { |
| CERTCertList* cert_list = PK11_ListCertsInSlot(slot_.get()); |
| for (CERTCertListNode* node = CERT_LIST_HEAD(cert_list); |
| !CERT_LIST_END(node, cert_list); |
| node = CERT_LIST_NEXT(node)) { |
| CERTCertTrust trust = {0}; |
| if (CERT_ChangeCertTrust(CERT_GetDefaultCertDB(), node->cert, &trust) != |
| SECSuccess) { |
| LOG(ERROR) << "CERT_ChangeCertTrust failed: " << PORT_GetError(); |
| } |
| } |
| CERT_DestroyCertList(cert_list); |
| } |
| |
| // Don't close when NSS is < 3.15.1, because it would require an additional |
| // sleep for 1 second after closing the database, due to |
| // http://bugzil.la/875601. |
| if (!NSS_VersionCheck("3.15.1")) { |
| LOG(ERROR) << "NSS version is < 3.15.1, test DB will not be closed."; |
| temp_dir_.Take(); |
| return; |
| } |
| |
| // NSS is allowed to do IO on the current thread since dispatching |
| // to a dedicated thread would still have the affect of blocking |
| // the current thread, due to NSS's internal locking requirements |
| base::ThreadRestrictions::ScopedAllowIO allow_io; |
| |
| if (slot_) { |
| SECStatus status = SECMOD_CloseUserDB(slot_.get()); |
| if (status != SECSuccess) |
| PLOG(ERROR) << "SECMOD_CloseUserDB failed: " << PORT_GetError(); |
| } |
| |
| if (!temp_dir_.Delete()) |
| LOG(ERROR) << "Could not delete temporary directory."; |
| } |
| |
| } // namespace crypto |