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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_SERVER_CERTIFICATE_DATABASE_SERVER_CERTIFICATE_DATABASE_NSS_MIGRATOR_H_
#define COMPONENTS_SERVER_CERTIFICATE_DATABASE_SERVER_CERTIFICATE_DATABASE_NSS_MIGRATOR_H_
#include "base/functional/callback.h"
#include "base/memory/weak_ptr.h"
#include "base/sequence_checker.h"
#include "crypto/scoped_nss_types.h"
#include "net/cert/internal/platform_trust_store.h"
namespace net {
class ServerCertificateDatabaseService;
// Migrates server-related certificates from an NSS user database into
// ServerCertificateDatabase.
// Does not migrate client certificates as those are handled by Kcer and a
// separate migration process handles those.
class ServerCertificateDatabaseNSSMigrator {
public:
struct MigrationResult {
// The number of certs that were read from the user's NSS database.
int cert_count = 0;
// Count of how many certs failed to import into the user's
// ServerCertDatabase.
int error_count = 0;
};
using ResultCallback = base::OnceCallback<void(MigrationResult)>;
// A callback that is used to get a NSS slot handle. The callback is passed a
// result callback which will be called with the slot, possibly
// asynchronously and possibly on an arbitrary thread (need not be the same
// thread the NssSlotGetter was run on).
using NssSlotGetter = base::OnceCallback<void(
base::OnceCallback<void(crypto::ScopedPK11Slot)>)>;
explicit ServerCertificateDatabaseNSSMigrator(
ServerCertificateDatabaseService* cert_db_service,
NssSlotGetter nss_slot_getter);
~ServerCertificateDatabaseNSSMigrator();
// Begins migration process. `callback` will be run on the calling thread when
// the migration is complete. Must be called on the UI thread.
// If the ServerCertificateDatabaseNSSMigrator is deleted before the callback
// has been run, the callback will not be run and migrated certs may or may
// not be written to the ServerCertificateDatabase.
void MigrateCerts(ResultCallback callback);
private:
void GotCertsFromNSS(
ResultCallback callback,
std::vector<net::PlatformTrustStore::CertWithTrust> certs_to_migrate);
void FinishedMigration(ResultCallback callback, MigrationResult result);
raw_ptr<ServerCertificateDatabaseService> cert_db_service_
GUARDED_BY_CONTEXT(sequence_checker_);
NssSlotGetter nss_slot_getter_ GUARDED_BY_CONTEXT(sequence_checker_);
SEQUENCE_CHECKER(sequence_checker_);
base::WeakPtrFactory<ServerCertificateDatabaseNSSMigrator> weak_ptr_factory_{
this};
};
} // namespace net
#endif // COMPONENTS_SERVER_CERTIFICATE_DATABASE_SERVER_CERTIFICATE_DATABASE_NSS_MIGRATOR_H_
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