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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/ash/components/cryptohome/userdataauth_util.h"
#include "base/logging.h"
#include "base/notreached.h"
#include "chromeos/ash/components/dbus/cryptohome/UserDataAuth.pb.h"
#include "components/device_event_log/device_event_log.h"
namespace user_data_auth {
namespace {
using ::google::protobuf::RepeatedPtrField;
template <typename ReplyType>
bool IsEmpty(const std::optional<ReplyType>& reply) {
if (!reply.has_value()) {
LOGIN_LOG(ERROR) << "Cryptohome call failed with empty reply.";
return true;
}
return false;
}
} // namespace
template <typename ReplyType>
cryptohome::MountError ReplyToMountError(
const std::optional<ReplyType>& reply) {
if (IsEmpty(reply)) {
return cryptohome::MOUNT_ERROR_FATAL;
}
return CryptohomeErrorToMountError(reply->error());
}
template <typename ReplyType>
cryptohome::ErrorWrapper ReplyToCryptohomeError(
const std::optional<ReplyType>& reply) {
if (IsEmpty(reply)) {
return cryptohome::ErrorWrapper::CreateFromErrorCodeOnly(
CRYPTOHOME_ERROR_MOUNT_FATAL);
}
return cryptohome::ErrorWrapper::CreateFrom(reply->error(),
reply->error_info());
}
// Instantiate ReplyToMountError and export them for types actually used.
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::MountError ReplyToMountError(const std::optional<RemoveReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::MountError
ReplyToMountError(const std::optional<UnmountReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<StartAuthSessionReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<AuthenticateAuthFactorReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<AddAuthFactorReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<UnmountReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<RemoveReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<CreatePersistentUserReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<PrepareGuestVaultReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<PrepareEphemeralVaultReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<PreparePersistentVaultReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<PrepareVaultForMigrationReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<ListAuthFactorsReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<RemoveAuthFactorReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<UpdateAuthFactorReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<UpdateAuthFactorMetadataReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<ReplaceAuthFactorReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<GetAuthSessionStatusReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<ExtendAuthSessionReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<InvalidateAuthSessionReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<PrepareAuthFactorReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<TerminateAuthFactorReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<StartMigrateToDircryptoReply>&);
template COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_CRYPTOHOME)
cryptohome::ErrorWrapper
ReplyToCryptohomeError(const std::optional<LockFactorUntilRebootReply>&);
int64_t AccountDiskUsageReplyToUsageSize(
const std::optional<GetAccountDiskUsageReply>& reply) {
if (IsEmpty(reply)) {
return -1;
}
if (reply->error() != CRYPTOHOME_ERROR_NOT_SET) {
LOGIN_LOG(ERROR) << "GetAccountDiskUsage failed with error: "
<< reply->error();
return -1;
}
return reply->size();
}
// TODO(crbug.com/40556176): Finish testing this method.
cryptohome::MountError CryptohomeErrorToMountError(CryptohomeErrorCode code) {
switch (code) {
case CRYPTOHOME_ERROR_NOT_SET:
return cryptohome::MOUNT_ERROR_NONE;
case CRYPTOHOME_ERROR_ACCOUNT_NOT_FOUND:
return cryptohome::MOUNT_ERROR_USER_DOES_NOT_EXIST;
case CRYPTOHOME_ERROR_NOT_IMPLEMENTED:
case CRYPTOHOME_ERROR_MOUNT_FATAL:
case CRYPTOHOME_ERROR_KEY_QUOTA_EXCEEDED:
case CRYPTOHOME_ERROR_BACKING_STORE_FAILURE:
case CRYPTOHOME_ERROR_INSTALL_ATTRIBUTES_FINALIZE_FAILED:
case CRYPTOHOME_ERROR_INSTALL_ATTRIBUTES_GET_FAILED:
case CRYPTOHOME_ERROR_INSTALL_ATTRIBUTES_SET_FAILED:
case CRYPTOHOME_ERROR_INVALID_ARGUMENT:
case CRYPTOHOME_ERROR_FINGERPRINT_ERROR_INTERNAL:
case CRYPTOHOME_ERROR_FINGERPRINT_RETRY_REQUIRED:
case CRYPTOHOME_ERROR_FINGERPRINT_DENIED:
return cryptohome::MOUNT_ERROR_FATAL;
case CRYPTOHOME_ERROR_AUTHORIZATION_KEY_NOT_FOUND:
case CRYPTOHOME_ERROR_KEY_NOT_FOUND:
case CRYPTOHOME_ERROR_MIGRATE_KEY_FAILED:
case CRYPTOHOME_ERROR_AUTHORIZATION_KEY_FAILED:
return cryptohome::MOUNT_ERROR_KEY_FAILURE;
case CRYPTOHOME_ERROR_TPM_COMM_ERROR:
return cryptohome::MOUNT_ERROR_TPM_COMM_ERROR;
case CRYPTOHOME_ERROR_TPM_DEFEND_LOCK:
return cryptohome::MOUNT_ERROR_TPM_DEFEND_LOCK;
case CRYPTOHOME_ERROR_MOUNT_MOUNT_POINT_BUSY:
return cryptohome::MOUNT_ERROR_MOUNT_POINT_BUSY;
case CRYPTOHOME_ERROR_TPM_NEEDS_REBOOT:
return cryptohome::MOUNT_ERROR_TPM_NEEDS_REBOOT;
case CRYPTOHOME_ERROR_AUTHORIZATION_KEY_DENIED:
case CRYPTOHOME_ERROR_KEY_LABEL_EXISTS:
case CRYPTOHOME_ERROR_UPDATE_SIGNATURE_INVALID:
return cryptohome::MOUNT_ERROR_KEY_FAILURE;
case CRYPTOHOME_ERROR_MOUNT_OLD_ENCRYPTION:
return cryptohome::MOUNT_ERROR_OLD_ENCRYPTION;
case CRYPTOHOME_ERROR_MOUNT_PREVIOUS_MIGRATION_INCOMPLETE:
return cryptohome::MOUNT_ERROR_PREVIOUS_MIGRATION_INCOMPLETE;
case CRYPTOHOME_ERROR_REMOVE_FAILED:
return cryptohome::MOUNT_ERROR_REMOVE_FAILED;
case CRYPTOHOME_ERROR_TPM_UPDATE_REQUIRED:
return cryptohome::MOUNT_ERROR_TPM_UPDATE_REQUIRED;
case CRYPTOHOME_ERROR_VAULT_UNRECOVERABLE:
return cryptohome::MOUNT_ERROR_VAULT_UNRECOVERABLE;
// TODO(crbug.com/797563): Split the error space and/or handle everything.
case CRYPTOHOME_ERROR_LOCKBOX_SIGNATURE_INVALID:
case CRYPTOHOME_ERROR_LOCKBOX_CANNOT_SIGN:
case CRYPTOHOME_ERROR_BOOT_ATTRIBUTE_NOT_FOUND:
case CRYPTOHOME_ERROR_BOOT_ATTRIBUTES_CANNOT_SIGN:
case CRYPTOHOME_ERROR_TPM_EK_NOT_AVAILABLE:
case CRYPTOHOME_ERROR_ATTESTATION_NOT_READY:
case CRYPTOHOME_ERROR_CANNOT_CONNECT_TO_CA:
case CRYPTOHOME_ERROR_CA_REFUSED_ENROLLMENT:
case CRYPTOHOME_ERROR_CA_REFUSED_CERTIFICATE:
case CRYPTOHOME_ERROR_INTERNAL_ATTESTATION_ERROR:
case CRYPTOHOME_ERROR_FIRMWARE_MANAGEMENT_PARAMETERS_INVALID:
case CRYPTOHOME_ERROR_FIRMWARE_MANAGEMENT_PARAMETERS_CANNOT_STORE:
case CRYPTOHOME_ERROR_FIRMWARE_MANAGEMENT_PARAMETERS_CANNOT_REMOVE:
case CRYPTOHOME_ERROR_UPDATE_USER_ACTIVITY_TIMESTAMP_FAILED:
case CRYPTOHOME_ERROR_FAILED_TO_EXTEND_PCR:
case CRYPTOHOME_ERROR_FAILED_TO_READ_PCR:
case CRYPTOHOME_ERROR_PCR_ALREADY_EXTENDED:
NOTREACHED();
// TODO(dlunev): remove this temporary case after rolling up system api
// change and adding proper handling for the new enum value in
// https://chromium-review.googlesource.com/c/chromium/src/+/2518524
default:
NOTREACHED();
}
}
} // namespace user_data_auth
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