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//
// Copyright (C) 2015 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#include "update_engine/metrics_utils.h"
#include <string>
#include <base/time/time.h>
#include "update_engine/common/clock_interface.h"
#include "update_engine/common/prefs_interface.h"
#include "update_engine/system_state.h"
using base::Time;
using base::TimeDelta;
namespace chromeos_update_engine {
namespace metrics_utils {
metrics::AttemptResult GetAttemptResult(ErrorCode code) {
ErrorCode base_code = static_cast<ErrorCode>(
static_cast<int>(code) & ~static_cast<int>(ErrorCode::kSpecialFlags));
switch (base_code) {
case ErrorCode::kSuccess:
return metrics::AttemptResult::kUpdateSucceeded;
case ErrorCode::kDownloadTransferError:
return metrics::AttemptResult::kPayloadDownloadError;
case ErrorCode::kDownloadInvalidMetadataSize:
case ErrorCode::kDownloadInvalidMetadataMagicString:
case ErrorCode::kDownloadMetadataSignatureError:
case ErrorCode::kDownloadMetadataSignatureVerificationError:
case ErrorCode::kPayloadMismatchedType:
case ErrorCode::kUnsupportedMajorPayloadVersion:
case ErrorCode::kUnsupportedMinorPayloadVersion:
case ErrorCode::kDownloadNewPartitionInfoError:
case ErrorCode::kDownloadSignatureMissingInManifest:
case ErrorCode::kDownloadManifestParseError:
case ErrorCode::kDownloadOperationHashMissingError:
return metrics::AttemptResult::kMetadataMalformed;
case ErrorCode::kDownloadOperationHashMismatch:
case ErrorCode::kDownloadOperationHashVerificationError:
return metrics::AttemptResult::kOperationMalformed;
case ErrorCode::kDownloadOperationExecutionError:
case ErrorCode::kInstallDeviceOpenError:
case ErrorCode::kKernelDeviceOpenError:
case ErrorCode::kDownloadWriteError:
case ErrorCode::kFilesystemCopierError:
case ErrorCode::kFilesystemVerifierError:
return metrics::AttemptResult::kOperationExecutionError;
case ErrorCode::kDownloadMetadataSignatureMismatch:
return metrics::AttemptResult::kMetadataVerificationFailed;
case ErrorCode::kPayloadSizeMismatchError:
case ErrorCode::kPayloadHashMismatchError:
case ErrorCode::kDownloadPayloadVerificationError:
case ErrorCode::kSignedDeltaPayloadExpectedError:
case ErrorCode::kDownloadPayloadPubKeyVerificationError:
return metrics::AttemptResult::kPayloadVerificationFailed;
case ErrorCode::kNewRootfsVerificationError:
case ErrorCode::kNewKernelVerificationError:
return metrics::AttemptResult::kVerificationFailed;
case ErrorCode::kPostinstallRunnerError:
case ErrorCode::kPostinstallBootedFromFirmwareB:
case ErrorCode::kPostinstallFirmwareRONotUpdatable:
return metrics::AttemptResult::kPostInstallFailed;
case ErrorCode::kUserCanceled:
return metrics::AttemptResult::kUpdateCanceled;
// We should never get these errors in the update-attempt stage so
// return internal error if this happens.
case ErrorCode::kError:
case ErrorCode::kOmahaRequestXMLParseError:
case ErrorCode::kOmahaRequestError:
case ErrorCode::kOmahaResponseHandlerError:
case ErrorCode::kDownloadStateInitializationError:
case ErrorCode::kOmahaRequestEmptyResponseError:
case ErrorCode::kDownloadInvalidMetadataSignature:
case ErrorCode::kOmahaResponseInvalid:
case ErrorCode::kOmahaUpdateIgnoredPerPolicy:
// TODO(deymo): The next two items belong in their own category; they
// should not be counted as internal errors. b/27112092
case ErrorCode::kOmahaUpdateDeferredPerPolicy:
case ErrorCode::kNonCriticalUpdateInOOBE:
case ErrorCode::kOmahaErrorInHTTPResponse:
case ErrorCode::kDownloadMetadataSignatureMissingError:
case ErrorCode::kOmahaUpdateDeferredForBackoff:
case ErrorCode::kPostinstallPowerwashError:
case ErrorCode::kUpdateCanceledByChannelChange:
case ErrorCode::kOmahaRequestXMLHasEntityDecl:
return metrics::AttemptResult::kInternalError;
// Special flags. These can't happen (we mask them out above) but
// the compiler doesn't know that. Just break out so we can warn and
// return |kInternalError|.
case ErrorCode::kUmaReportedMax:
case ErrorCode::kOmahaRequestHTTPResponseBase:
case ErrorCode::kDevModeFlag:
case ErrorCode::kResumedFlag:
case ErrorCode::kTestImageFlag:
case ErrorCode::kTestOmahaUrlFlag:
case ErrorCode::kSpecialFlags:
break;
}
LOG(ERROR) << "Unexpected error code " << base_code;
return metrics::AttemptResult::kInternalError;
}
metrics::DownloadErrorCode GetDownloadErrorCode(ErrorCode code) {
ErrorCode base_code = static_cast<ErrorCode>(
static_cast<int>(code) & ~static_cast<int>(ErrorCode::kSpecialFlags));
if (base_code >= ErrorCode::kOmahaRequestHTTPResponseBase) {
int http_status =
static_cast<int>(base_code) -
static_cast<int>(ErrorCode::kOmahaRequestHTTPResponseBase);
if (http_status >= 200 && http_status <= 599) {
return static_cast<metrics::DownloadErrorCode>(
static_cast<int>(metrics::DownloadErrorCode::kHttpStatus200) +
http_status - 200);
} else if (http_status == 0) {
// The code is using HTTP Status 0 for "Unable to get http
// response code."
return metrics::DownloadErrorCode::kDownloadError;
}
LOG(WARNING) << "Unexpected HTTP status code " << http_status;
return metrics::DownloadErrorCode::kHttpStatusOther;
}
switch (base_code) {
// Unfortunately, ErrorCode::kDownloadTransferError is returned for a wide
// variety of errors (proxy errors, host not reachable, timeouts etc.).
//
// For now just map that to kDownloading. See http://crbug.com/355745
// for how we plan to add more detail in the future.
case ErrorCode::kDownloadTransferError:
return metrics::DownloadErrorCode::kDownloadError;
// All of these error codes are not related to downloading so break
// out so we can warn and return InputMalformed.
case ErrorCode::kSuccess:
case ErrorCode::kError:
case ErrorCode::kOmahaRequestError:
case ErrorCode::kOmahaResponseHandlerError:
case ErrorCode::kFilesystemCopierError:
case ErrorCode::kPostinstallRunnerError:
case ErrorCode::kPayloadMismatchedType:
case ErrorCode::kInstallDeviceOpenError:
case ErrorCode::kKernelDeviceOpenError:
case ErrorCode::kPayloadHashMismatchError:
case ErrorCode::kPayloadSizeMismatchError:
case ErrorCode::kDownloadPayloadVerificationError:
case ErrorCode::kDownloadNewPartitionInfoError:
case ErrorCode::kDownloadWriteError:
case ErrorCode::kNewRootfsVerificationError:
case ErrorCode::kNewKernelVerificationError:
case ErrorCode::kSignedDeltaPayloadExpectedError:
case ErrorCode::kDownloadPayloadPubKeyVerificationError:
case ErrorCode::kPostinstallBootedFromFirmwareB:
case ErrorCode::kDownloadStateInitializationError:
case ErrorCode::kDownloadInvalidMetadataMagicString:
case ErrorCode::kDownloadSignatureMissingInManifest:
case ErrorCode::kDownloadManifestParseError:
case ErrorCode::kDownloadMetadataSignatureError:
case ErrorCode::kDownloadMetadataSignatureVerificationError:
case ErrorCode::kDownloadMetadataSignatureMismatch:
case ErrorCode::kDownloadOperationHashVerificationError:
case ErrorCode::kDownloadOperationExecutionError:
case ErrorCode::kDownloadOperationHashMismatch:
case ErrorCode::kOmahaRequestEmptyResponseError:
case ErrorCode::kOmahaRequestXMLParseError:
case ErrorCode::kDownloadInvalidMetadataSize:
case ErrorCode::kDownloadInvalidMetadataSignature:
case ErrorCode::kOmahaResponseInvalid:
case ErrorCode::kOmahaUpdateIgnoredPerPolicy:
case ErrorCode::kOmahaUpdateDeferredPerPolicy:
case ErrorCode::kNonCriticalUpdateInOOBE:
case ErrorCode::kOmahaErrorInHTTPResponse:
case ErrorCode::kDownloadOperationHashMissingError:
case ErrorCode::kDownloadMetadataSignatureMissingError:
case ErrorCode::kOmahaUpdateDeferredForBackoff:
case ErrorCode::kPostinstallPowerwashError:
case ErrorCode::kUpdateCanceledByChannelChange:
case ErrorCode::kPostinstallFirmwareRONotUpdatable:
case ErrorCode::kUnsupportedMajorPayloadVersion:
case ErrorCode::kUnsupportedMinorPayloadVersion:
case ErrorCode::kOmahaRequestXMLHasEntityDecl:
case ErrorCode::kFilesystemVerifierError:
case ErrorCode::kUserCanceled:
break;
// Special flags. These can't happen (we mask them out above) but
// the compiler doesn't know that. Just break out so we can warn and
// return |kInputMalformed|.
case ErrorCode::kUmaReportedMax:
case ErrorCode::kOmahaRequestHTTPResponseBase:
case ErrorCode::kDevModeFlag:
case ErrorCode::kResumedFlag:
case ErrorCode::kTestImageFlag:
case ErrorCode::kTestOmahaUrlFlag:
case ErrorCode::kSpecialFlags:
LOG(ERROR) << "Unexpected error code " << base_code;
break;
}
return metrics::DownloadErrorCode::kInputMalformed;
}
metrics::ConnectionType GetConnectionType(ConnectionType type,
ConnectionTethering tethering) {
switch (type) {
case ConnectionType::kUnknown:
return metrics::ConnectionType::kUnknown;
case ConnectionType::kEthernet:
if (tethering == ConnectionTethering::kConfirmed)
return metrics::ConnectionType::kTetheredEthernet;
else
return metrics::ConnectionType::kEthernet;
case ConnectionType::kWifi:
if (tethering == ConnectionTethering::kConfirmed)
return metrics::ConnectionType::kTetheredWifi;
else
return metrics::ConnectionType::kWifi;
case ConnectionType::kWimax:
return metrics::ConnectionType::kWimax;
case ConnectionType::kBluetooth:
return metrics::ConnectionType::kBluetooth;
case ConnectionType::kCellular:
return metrics::ConnectionType::kCellular;
}
LOG(ERROR) << "Unexpected network connection type: type="
<< static_cast<int>(type)
<< ", tethering=" << static_cast<int>(tethering);
return metrics::ConnectionType::kUnknown;
}
bool WallclockDurationHelper(SystemState* system_state,
const std::string& state_variable_key,
TimeDelta* out_duration) {
bool ret = false;
Time now = system_state->clock()->GetWallclockTime();
int64_t stored_value;
if (system_state->prefs()->GetInt64(state_variable_key, &stored_value)) {
Time stored_time = Time::FromInternalValue(stored_value);
if (stored_time > now) {
LOG(ERROR) << "Stored time-stamp used for " << state_variable_key
<< " is in the future.";
} else {
*out_duration = now - stored_time;
ret = true;
}
}
if (!system_state->prefs()->SetInt64(state_variable_key,
now.ToInternalValue())) {
LOG(ERROR) << "Error storing time-stamp in " << state_variable_key;
}
return ret;
}
bool MonotonicDurationHelper(SystemState* system_state,
int64_t* storage,
TimeDelta* out_duration) {
bool ret = false;
Time now = system_state->clock()->GetMonotonicTime();
if (*storage != 0) {
Time stored_time = Time::FromInternalValue(*storage);
*out_duration = now - stored_time;
ret = true;
}
*storage = now.ToInternalValue();
return ret;
}
} // namespace metrics_utils
} // namespace chromeos_update_engine