You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
189 lines
7.5 KiB
189 lines
7.5 KiB
// |
|
// Copyright (C) 2013 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. |
|
// |
|
|
|
#ifndef UPDATE_ENGINE_COMMON_CONSTANTS_H_ |
|
#define UPDATE_ENGINE_COMMON_CONSTANTS_H_ |
|
|
|
namespace chromeos_update_engine { |
|
|
|
// Directory for AU prefs that are preserved across powerwash. |
|
extern const char kPowerwashSafePrefsSubDirectory[]; |
|
|
|
// The location where we store the AU preferences (state etc). |
|
extern const char kPrefsSubDirectory[]; |
|
|
|
// Path to the post install command, relative to the partition. |
|
extern const char kPostinstallDefaultScript[]; |
|
|
|
// Path to the stateful partition on the root filesystem. |
|
extern const char kStatefulPartition[]; |
|
|
|
// Constants related to preferences. |
|
extern const char kPrefsAttemptInProgress[]; |
|
extern const char kPrefsBackoffExpiryTime[]; |
|
extern const char kPrefsBootId[]; |
|
extern const char kPrefsCurrentBytesDownloaded[]; |
|
extern const char kPrefsCurrentResponseSignature[]; |
|
extern const char kPrefsCurrentUrlFailureCount[]; |
|
extern const char kPrefsCurrentUrlIndex[]; |
|
extern const char kPrefsDailyMetricsLastReportedAt[]; |
|
extern const char kPrefsDeltaUpdateFailures[]; |
|
extern const char kPrefsFullPayloadAttemptNumber[]; |
|
extern const char kPrefsInstallDateDays[]; |
|
extern const char kPrefsLastActivePingDay[]; |
|
extern const char kPrefsLastRollCallPingDay[]; |
|
extern const char kPrefsManifestMetadataSize[]; |
|
extern const char kPrefsManifestSignatureSize[]; |
|
extern const char kPrefsMetricsAttemptLastReportingTime[]; |
|
extern const char kPrefsMetricsCheckLastReportingTime[]; |
|
extern const char kPrefsNumReboots[]; |
|
extern const char kPrefsNumResponsesSeen[]; |
|
extern const char kPrefsOmahaCohort[]; |
|
extern const char kPrefsOmahaCohortHint[]; |
|
extern const char kPrefsOmahaCohortName[]; |
|
extern const char kPrefsOmahaEolStatus[]; |
|
extern const char kPrefsP2PEnabled[]; |
|
extern const char kPrefsP2PFirstAttemptTimestamp[]; |
|
extern const char kPrefsP2PNumAttempts[]; |
|
extern const char kPrefsPayloadAttemptNumber[]; |
|
extern const char kPrefsPreviousVersion[]; |
|
extern const char kPrefsResumedUpdateFailures[]; |
|
extern const char kPrefsRollbackVersion[]; |
|
extern const char kPrefsChannelOnSlotPrefix[]; |
|
extern const char kPrefsSystemUpdatedMarker[]; |
|
extern const char kPrefsTargetVersionAttempt[]; |
|
extern const char kPrefsTargetVersionInstalledFrom[]; |
|
extern const char kPrefsTargetVersionUniqueId[]; |
|
extern const char kPrefsTotalBytesDownloaded[]; |
|
extern const char kPrefsUpdateCheckCount[]; |
|
extern const char kPrefsUpdateCheckResponseHash[]; |
|
extern const char kPrefsUpdateCompletedBootTime[]; |
|
extern const char kPrefsUpdateCompletedOnBootId[]; |
|
extern const char kPrefsUpdateDurationUptime[]; |
|
extern const char kPrefsUpdateFirstSeenAt[]; |
|
extern const char kPrefsUpdateOverCellularPermission[]; |
|
extern const char kPrefsUpdateServerCertificate[]; |
|
extern const char kPrefsUpdateStateNextDataLength[]; |
|
extern const char kPrefsUpdateStateNextDataOffset[]; |
|
extern const char kPrefsUpdateStateNextOperation[]; |
|
extern const char kPrefsUpdateStatePayloadIndex[]; |
|
extern const char kPrefsUpdateStateSHA256Context[]; |
|
extern const char kPrefsUpdateStateSignatureBlob[]; |
|
extern const char kPrefsUpdateStateSignedSHA256Context[]; |
|
extern const char kPrefsUpdateTimestampStart[]; |
|
extern const char kPrefsUrlSwitchCount[]; |
|
extern const char kPrefsWallClockWaitPeriod[]; |
|
|
|
// Keys used when storing and loading payload properties. |
|
extern const char kPayloadPropertyFileSize[]; |
|
extern const char kPayloadPropertyFileHash[]; |
|
extern const char kPayloadPropertyMetadataSize[]; |
|
extern const char kPayloadPropertyMetadataHash[]; |
|
extern const char kPayloadPropertyAuthorization[]; |
|
extern const char kPayloadPropertyUserAgent[]; |
|
extern const char kPayloadPropertyPowerwash[]; |
|
extern const char kPayloadPropertyNetworkId[]; |
|
|
|
// A download source is any combination of protocol and server (that's of |
|
// interest to us when looking at UMA metrics) using which we may download |
|
// the payload. |
|
typedef enum { |
|
kDownloadSourceHttpsServer, // UMA Binary representation: 0001 |
|
kDownloadSourceHttpServer, // UMA Binary representation: 0010 |
|
kDownloadSourceHttpPeer, // UMA Binary representation: 0100 |
|
|
|
// Note: Add new sources only above this line. |
|
kNumDownloadSources |
|
} DownloadSource; |
|
|
|
// A payload can be a Full or Delta payload. In some cases, a Full payload is |
|
// used even when a Delta payload was available for the update, called here |
|
// ForcedFull. The PayloadType enum is only used to send UMA metrics about the |
|
// successfully applied payload. |
|
typedef enum { |
|
kPayloadTypeFull, |
|
kPayloadTypeDelta, |
|
kPayloadTypeForcedFull, |
|
|
|
// Note: Add new payload types only above this line. |
|
kNumPayloadTypes |
|
} PayloadType; |
|
|
|
// Maximum number of times we'll allow using p2p for the same update payload. |
|
const int kMaxP2PAttempts = 10; |
|
|
|
// Maximum wallclock time we allow attempting to update using p2p for |
|
// the same update payload - five days. |
|
const int kMaxP2PAttemptTimeSeconds = 5 * 24 * 60 * 60; |
|
|
|
// The maximum amount of time to spend waiting for p2p-client(1) to |
|
// return while waiting in line to use the LAN - six hours. |
|
const int kMaxP2PNetworkWaitTimeSeconds = 6 * 60 * 60; |
|
|
|
// The maximum number of payload files to keep in /var/cache/p2p. |
|
const int kMaxP2PFilesToKeep = 3; |
|
|
|
// The maximum number of days to keep a p2p file; |
|
const int kMaxP2PFileAgeDays = 5; |
|
|
|
// The default number of UMA buckets for metrics. |
|
const int kNumDefaultUmaBuckets = 50; |
|
|
|
// General constants |
|
const int kNumBytesInOneMiB = 1024 * 1024; |
|
|
|
// Number of redirects allowed when downloading. |
|
const int kDownloadMaxRedirects = 10; |
|
|
|
// The minimum average speed that downloads must sustain... |
|
// |
|
// This is set low because some devices may have very poor |
|
// connectivity and we want to make as much forward progress as |
|
// possible. For p2p this is high (25 kB/second) since we can assume |
|
// high bandwidth (same LAN) and we want to fail fast. |
|
const int kDownloadLowSpeedLimitBps = 1; |
|
const int kDownloadP2PLowSpeedLimitBps = 25 * 1000; |
|
|
|
// ... measured over this period. |
|
// |
|
// For non-official builds (e.g. typically built on a developer's |
|
// workstation and served via devserver) bump this since it takes time |
|
// for the workstation to generate the payload. For p2p, make this |
|
// relatively low since we want to fail fast. |
|
const int kDownloadLowSpeedTimeSeconds = 90; |
|
const int kDownloadDevModeLowSpeedTimeSeconds = 180; |
|
const int kDownloadP2PLowSpeedTimeSeconds = 60; |
|
|
|
// The maximum amount of HTTP server reconnect attempts. |
|
// |
|
// This is set high in order to maximize the attempt's chance of |
|
// succeeding. When using p2p, this is low in order to fail fast. |
|
const int kDownloadMaxRetryCount = 20; |
|
const int kDownloadMaxRetryCountOobeNotComplete = 3; |
|
const int kDownloadP2PMaxRetryCount = 5; |
|
|
|
// The connect timeout, in seconds. |
|
// |
|
// This is set high because some devices may have very poor |
|
// connectivity and we may be using HTTPS which involves complicated |
|
// multi-roundtrip setup. For p2p, this is set low because we can |
|
// the server is on the same LAN and we want to fail fast. |
|
const int kDownloadConnectTimeoutSeconds = 30; |
|
const int kDownloadP2PConnectTimeoutSeconds = 5; |
|
|
|
} // namespace chromeos_update_engine |
|
|
|
#endif // UPDATE_ENGINE_COMMON_CONSTANTS_H_
|
|
|