CN105550060B - A kind of backup method and device of increment upgrading - Google Patents
A kind of backup method and device of increment upgrading Download PDFInfo
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- CN105550060B CN105550060B CN201410605593.4A CN201410605593A CN105550060B CN 105550060 B CN105550060 B CN 105550060B CN 201410605593 A CN201410605593 A CN 201410605593A CN 105550060 B CN105550060 B CN 105550060B
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- 238000012795 verification Methods 0.000 claims description 4
- 230000008901 benefit Effects 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 2
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- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012217 deletion Methods 0.000 description 3
- 230000037430 deletion Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000003362 replicative effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
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Abstract
The present invention is suitable for the software upgrading field of Android system, provide the backup method and device of a kind of increment upgrading, the described method includes: when opening increment upgrade package, creation backup packet, the backup packet control message file for system restoring files needed for saving system reducing and system reducing；System software is upgraded according to the information of the increment upgrade package；While upgrading, the systematical difference file before upgrading is backed up according to the original information of the information of the increment upgrade package and system software, system restoring files is generated and system reducing controls message file, and is stored in the backup packet；The increment upgrade package is closed after upgrading；The backup packet is closed after Backup end.The embodiment of the present invention can be improved resource utilization.
Description
Technical field
A kind of upgrade the invention belongs to the software upgrading field of Android system more particularly to increment backup method and
Device.
Background technique
Increment upgrading is the upgrading mode of present Android system mainstream, has small in size, speed of download equal spies fastly
Sign.But current increment upgrading only supports unidirectional upgrading, that is, lowest version to upgrade toward highest version, if after customer upgrade
It is the lowest version before can not returning back to if dissatisfied to highest version, at this moment, if user needs the low version before installation
This, then need to do old version complete system backup, and complete system backup can occupy a large amount of disk space, thus
It results in waste of resources.
Summary of the invention
The embodiment of the invention provides a kind of backup methods of increment upgrading, it is intended to solve existing method in backup history version
This when, needs complete system backup, the problem of so as to cause the wasting of resources.
The embodiments of the present invention are implemented as follows, and a kind of backup method of increment upgrading, the method includes the following steps:
When opening increment upgrade package, creation backup packet, the information of the increment upgrade package includes multiple system upgrade texts
Part and system upgrade control message file, the backup packet for system restoring files needed for saving system reducing with system also
Original control message file；
System software is upgraded according to the information of the increment upgrade package；
Upgrading while, according to the original information of the information of the increment upgrade package and system software to upgrading before
Systematical difference file is backed up, and generates system restoring files and system reducing controls message file, and be stored in the backup
Bao Zhong；
The increment upgrade package is closed after upgrading；
The backup packet is closed after Backup end.
The another object of the embodiment of the present invention is to provide a kind of back-up device of increment upgrading, and described device includes:
Backup packet creating unit, for when opening increment upgrade package, creation backup to be wrapped, the information of the increment upgrade package
Message file is controlled including multiple system upgrade files and system upgrade, the backup packet is needed for system reducing for saving
System also original and system reducing controls message file；
Software upgrading unit, for being upgraded according to the information of the increment upgrade package to system software；
Software backup unit, for while upgrading, according to the information of the increment upgrade package and system software
Original information backs up the systematical difference file before upgrading, generates system restoring files and system reducing control information text
Part, and be stored in the backup packet；
Increment upgrade package closing unit, for closing the increment upgrade package after upgrading；
Backup packet closing unit, for closing the backup packet after Backup end.
In embodiments of the present invention, due to without doing complete system backup, energy basis to the system software before upgrading
System software after backup packet and upgrading reverts to the system software before upgrading, and backs up memory headroom and increment that packet occupies
The memory headroom that upgrade package occupies is essentially identical, does in complete system backup occupancy much smaller than to the system software before upgrading
Space is deposited, therefore, the backup method of the application can greatly save memory space, improve resource utilization.
Detailed description of the invention
Fig. 1 is a kind of flow chart of the backup method for increment upgrading that first embodiment of the invention provides；
Fig. 2 is a kind of structure chart of the back-up device for increment upgrading that second embodiment of the invention provides.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In the embodiment of the present invention, while being upgraded according to the information of increment upgrade package to system software, according to institute
The original information of the information and system software of stating increment upgrade package backs up the systematical difference file before upgrading, generates system
System also original and system reducing controls message file, and is stored in the backup packet.
In order to illustrate technical solutions according to the invention, the following is a description of specific embodiments.
Embodiment one:
Fig. 1 shows a kind of flow chart of the backup method of increment upgrading of first embodiment of the invention offer, this implementation
In example, while carrying out increment upgrading to system software using increment upgrade package, according to the information of increment upgrade package and it is
The original information of system software backs up the system software information before upgrading, and details are as follows:
Step S11, when opening increment upgrade package, creation backup packet, the information of the increment upgrade package includes multiple systems
Upgrade file unite with system upgrade control message file, the backup is wrapped for system restoring files needed for saving system reducing
Message file is controlled with system reducing.
Wherein, system upgrade file includes patch file and upgrade file (such as deletion listed files, newly-increased file), is
System upgrading control message file includes script needed for file operation, alternate file operation and newly-increased file operation are deleted in operation
File.
Preferably, it before opening increment upgrade package, needs to carry out signature check to increment upgrade package, to judge the increment
Whether upgrade package is legal, safe.When opening increment upgrade package, while backup packet is created, creation backup packet can be by directly multiple
Increment upgrade package processed obtains, can also be directly by one empty file of creation as backup packet.If by directly replicating increment
Upgrade package obtains, then backup coating at the beginning of establishment, it includes content it is identical with increment upgrade package, for example, one
Increment upgrade package generally includes the following contents: patch (pach) file, deletes listed files, platform school at sha1 value verification script
It tests information, newly-increased file and in the newly-increased file for increasing file newly etc., then the backup packet created also includes above content.Its
In, sha1 value is the eap-message digest that is obtained by Secure Hash Algorithm of file, can according to judging whether the sha1 value changes
Judge whether the data of the corresponding file of sha1 value change.Certainly, increment upgrade package can also include newly-increased file foot
This document, newly-increased file permission modification script file, deletion file script file etc., will not enumerate herein.
Step S12 upgrades system software according to the information of the increment upgrade package.
Wherein, the step of information according to the increment upgrade package upgrades software specifically includes:
The platform information of A1, the verification increment upgrade package.In the step, the platform information for verifying increment upgrade package is main
It is whether the platform for judging that the increment upgrade package is applicable matches with platform locating for the software that will upgrade.
A2, when the platform information of the increment upgrade package is matched with the currently running platform of system software, using described
System upgrade control message file increases the newly-increased file for including in the system upgrade file to the system software newly, by institute
It states the patch file that system upgrade file includes and replaces the patch file for including with the upgrade file in the system software
Corresponding patch file, and include according to the system upgrade file delete list in file identification, delete the system
The corresponding file of file identification in delete list that system upgrade file includes.Specifically, in the platform information of increment upgrade package
When matching with the currently running platform information of system software, the sha1 value of all patches (pach) is successively verified, and is being verified
By when, successively merge all pach.Wherein, the sha1 value of pach is character string corresponding with the content of pach.
Step S13, while upgrading, according to the original information pair of the information of the increment upgrade package and system software
Systematical difference file before upgrading is backed up, and generates system restoring files and system reducing controls message file, and be stored in
In the backup packet.
Specifically, described to be to before upgrading according to the information of the increment upgrade package and the original information of system software
System differential file is backed up, and generates system restoring files and system reducing controls message file, and is stored in the backup packet
In step specifically include:
B1, unique mark that the newly-increased file for including in the system upgrade file is recorded in the delete list of backup packet
Know；Patch file corresponding with the patch file that the upgrade file includes in the system software is stored in backup packet；?
The corresponding file of file identification being stored in backup packet in the delete list that the system upgrade file includes；Wherein, above-mentioned note
Record has the delete list of unique identification, the patch file of deposit and the file of deposit of newly-increased file to belong to system reducing
File.In this step, using the file that system software increases newly as the file that will be deleted in backup packet；System software is deleted
File as the file that will increase newly in backup packet；Patch file before system file is replaced is as the benefit of backup packet
Fourth file.
B2, the script of file operation, alternate file operation and newly-increased file operation is deleted in deposit operation in backup packet
The script file of file, deposit controls message file as system reducing.
Through the above steps, so that the patch of backup packet storage is no longer the patch of highest version, but the patch of lowest version.
Preferably, the file identification being stored in backup packet described in the delete list that the system upgrade file includes
When corresponding file, include the following steps:
Deposit needs the authority credentials of increased newly-increased file in backup packet；The increased newly-increased file of needs is described
The corresponding file of the file identification in delete list that system upgrade file includes.
In the step, the corresponding file of the file identification in delete list that system upgrade file includes is as backup packet
Newly-increased file is as upgraded to the newly-increased file of highest version from lowest version, increases this newly file corresponding permission modification script text
The authority credentials of part record is revised as the modification script text of permission corresponding to the file in the delete list that system upgrade file includes
The authority credentials of part.In this way, when system software needs are reduced to lowest version from highest version, it can be by backing up the authority credentials recorded in packet
Corresponding operation is executed to the newly-increased file of backup packet storage.
Step S14 closes the increment upgrade package after upgrading.
In the step, increment upgrade package is closed, upgrading is completed.Further, increment upgrading can be deleted after upgrading
Packet, to reduce EMS memory occupation.
Step S15 closes the backup packet after Backup end.
In this step, after closing backup packet, signature operation is executed to the backup packet again, when so as to subsequent upgrade
Signature check is carried out to the backup packet.
In first embodiment of the invention, while being upgraded according to the information of increment upgrade package to software, according to institute
The original information of the information and system software of stating increment upgrade package backs up the systematical difference file before upgrading, generates system
System also original and system reducing controls message file, and is stored in the backup packet.I.e. in escalation process, using upgrading
The corresponding original document of patch file replacement system software of packet, and in replacement process, the original document that will be replaced is protected
In the presence of backup packet in, and it is described backup packet be also stored with upgrading after increase newly file record information, thus realize at the same upgrade
With the purpose of backup.Due to that can wrap and rise according to backup without doing complete system backup to the system software before upgrading
System software after grade reverts to the software before upgrading, and backs up the memory headroom that packet occupies and the memory that increment upgrade package occupies
Space is essentially identical, does the memory headroom that complete system backup occupies, therefore, this Shen much smaller than to the system software before upgrading
Backup method please can greatly save memory space, improve resource utilization.
Embodiment two:
Fig. 2 shows the structure charts for the back-up device that a kind of increment that second embodiment of the invention provides upgrades, in this public affairs
The back-up device of the upgrading of increment described in opening can be applied to the fixed terminals such as DTV, desktop computer.In order to
Convenient for explanation, only parts related to embodiments of the present invention are shown.
The back-up device of the increment upgrading includes: backup packet creating unit 21, software upgrading unit 22, software backup list
First 23, increment upgrade package closing unit 24, backup packet closing unit 25.Wherein:
Backup packet creating unit 31, for when opening increment upgrade package, creation backup to be wrapped, the letter of the increment upgrade package
Breath includes multiple system upgrade files and system upgrade controls message file, and the backup packet is for saving needed for system reducing
System restoring files and system reducing control message file.
Wherein, system upgrade file includes patch file and upgrade file (such as deletion listed files, newly-increased file), is
System upgrading control message file includes script needed for file operation, alternate file operation and newly-increased file operation are deleted in operation
File.
Preferably, it before opening increment upgrade package, needs to carry out signature check to increment upgrade package, to judge the increment
Whether upgrade package is legal, safe.Wherein, the backup packet of creation can be obtained by directly replicating increment upgrade package, can also directly be led to
The empty file of creation one is crossed as backup packet.
Software upgrading unit 32, for being upgraded according to the information of the increment upgrade package to system software.
Preferably, the software upgrading unit 32 includes:
Platform information correction verification module, for verifying the platform information of the increment upgrade package.Wherein, increment upgrade package is verified
Platform information be mainly whether the platform for judging that the increment upgrade package is applicable matches with platform locating for the software that will upgrade.
Patch merging module, for the platform information and the currently running platform of system software in the increment upgrade package
Timing is increased the newly-increased file for including in the system upgrade file to described newly using system upgrade control message file
System software, the patch file for including by the system upgrade file replace in the system software with the upgrade file packet
The corresponding patch file of the patch file contained, and include according to the system upgrade file delete list in files-designated
Know, deletes the corresponding file of file identification in the delete list that the system upgrade file includes.
Specifically, it when the platform information of increment upgrade package and the currently running platform information of software match, successively tests
The sha1 value of all pach is demonstrate,proved, and when being verified, successively merges all pach.Wherein, the sha1 value of pach be with
The corresponding character string of the content of pach.
Software backup unit 33 is used for while upgrading, according to the information and system software of the increment upgrade package
Original information the systematical difference file before upgrading is backed up, generate system restoring files and system reducing control information text
Part, and be stored in the backup packet.
Wherein, the software backup unit 33 includes:
System restoring files determining module is wrapped for recording in the system upgrade file in the delete list of backup packet
The unique identification of the newly-increased file contained；The patch text in the system software included with the upgrade file is stored in backup packet
The corresponding patch file of part；The file identification being stored in the delete list that the system upgrade file includes in backup packet is corresponding
File；Wherein, above-mentioned record has the delete list of the unique identification of newly-increased file, the patch file of deposit and deposit
File belongs to system restoring files；
System reducing controls message file determining module, and file operation, alternate file are deleted in deposit operation in backup packet
The script file of the script file of operation and newly-increased file operation, deposit controls message file as system reducing.
Preferably, authority credentials recording unit, the authority credentials for the increased newly-increased file of deposit needs in backup packet；Institute
State the corresponding file of file identification in the delete list for needing increased newly-increased file to include for the system upgrade file.
Wherein, the corresponding file of file identification in the delete list that system upgrade file includes is as the newly-increased of backup packet
File.
Increment upgrade package closing unit 34, for closing the increment upgrade package after upgrading.
Further, increment upgrade package can be deleted, after upgrading to reduce EMS memory occupation.
Backup packet closing unit 35, for closing the backup packet after Backup end.
Wherein, after closing backup packet, signature operation is executed to the backup packet again, so as to standby to this when subsequent upgrade
Part packet carries out signature check.
It in embodiments of the present invention, can be according to backup due to being not necessarily to do complete system backup to the software before upgrading
System software after packet and upgrading reverts to the system software before upgrading, and memory headroom and increment that backup packet occupies upgrade
The memory headroom for wrapping occupancy is essentially identical, empty much smaller than the memory that complete system backup occupies is done to the system software before upgrading
Between, therefore, the application can greatly save memory space, improve resource utilization.
It will appreciated by the skilled person that implement the method for the above embodiments be can be with
Relevant hardware is instructed to complete by program, the program can be stored in a computer-readable storage medium
In, the storage medium, such as ROM/RAM, disk, CD.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of backup method of increment upgrading, which is characterized in that the method includes the following steps:
When opening increment upgrade package, creation backup packet, the information of the increment upgrade package include multiple system upgrade files with
System upgrade controls message file, and the backup packet is for system restoring files needed for saving system reducing and system reducing control
Message file processed, the backup packet are also stored with the record information of the file increased newly after upgrading；
System software is upgraded according to the information of the increment upgrade package；
While upgrading, according to the original information of the information of the increment upgrade package and system software to the system before upgrading
Differential file is backed up, and generates system restoring files and system reducing controls message file, and is stored in the backup packet,
It specifically includes: recording the unique identification for the newly-increased file for including in the system upgrade file in the delete list of backup packet；
Patch file corresponding with the patch file that the upgrade file includes in the system software is stored in backup packet；It is backing up
The corresponding file of file identification being stored in packet in the delete list that the system upgrade file includes；Wherein, above-mentioned record has
The delete list of unique identification, the patch file of deposit and the file of deposit of newly-increased file belong to system restoring files；
The script file of file operation, alternate file operation and newly-increased file operation is deleted in deposit operation in backup packet, deposit
Script file controls message file as system reducing；
The increment upgrade package is closed after upgrading；
The backup packet is closed after Backup end.
2. the method as described in claim 1, which is characterized in that the information according to the increment upgrade package is to system software
The step of being upgraded specifically includes:
Verify the platform information of the increment upgrade package；
When the platform information of the increment upgrade package is matched with the currently running platform of system software, using the system upgrade
Control message file increases the newly-increased file for including in the system upgrade file to the system software newly, by the system liter
The patch file that grade file includes replaces the benefit corresponding with the patch file that the upgrade file includes in the system software
Fourth file, and include according to the system upgrade file delete list in file identification, delete the system upgrade text
The corresponding file of the file identification in delete list that part includes.
3. the method as described in claim 1, which is characterized in that be stored in the system upgrade file packet in backup packet described
When the corresponding file of the file identification in delete list contained, include the following steps:
Deposit needs the authority credentials of increased newly-increased file in backup packet；It is described to need increased newly-increased file for the system
The corresponding file of the file identification in delete list that upgrade file includes.
4. a kind of back-up device of increment upgrading, which is characterized in that described device includes:
Backup packet creating unit, for when opening increment upgrade package, creation backup to be wrapped, and the information of the increment upgrade package includes
Multiple system upgrade files and system upgrade control message file, and the backup is wrapped for system needed for saving system reducing also
Original and system reducing control message file, and the backup packet is also stored with the record information of the file increased newly after upgrading；
Software upgrading unit, for being upgraded according to the information of the increment upgrade package to system software；
Software backup unit, for while upgrading, according to the original of the information of the increment upgrade package and system software
Information backs up the systematical difference file before upgrading, generates system restoring files and system reducing controls message file, and
It is stored in the backup packet, the software backup unit specifically includes: system restoring files determining module, for wrapping in backup
Delete list in record the unique identification of the newly-increased file for including in the system upgrade file；In backup packet described in deposit
Patch file corresponding with the patch file that the upgrade file includes in system software；The system liter is stored in backup packet
The corresponding file of file identification in delete list that grade file includes；Wherein, above-mentioned record has the unique identification of newly-increased file
Delete list, deposit patch file and deposit file belong to system restoring files；System reducing controls information text
Part determining module, the script of file operation, alternate file operation and newly-increased file operation is deleted in deposit operation in backup packet
The script file of file, deposit controls message file as system reducing；
Increment upgrade package closing unit, for closing the increment upgrade package after upgrading；
Backup packet closing unit, for closing the backup packet after Backup end.
5. device as claimed in claim 4, which is characterized in that the software upgrading unit includes:
Platform information correction verification module, for verifying the platform information of the increment upgrade package；
Patch merging module is matched for the platform information in the increment upgrade package with the currently running platform of system software
When, the newly-increased file for including in the system upgrade file is increased newly to the system using system upgrade control message file
It unites software, patch file that the system upgrade file includes is replaced in the system software includes with the upgrade file
The corresponding patch file of patch file, and include according to the system upgrade file delete list in file identification,
Delete the corresponding file of file identification in the delete list that the system upgrade file includes.
6. device as claimed in claim 4, which is characterized in that described device includes:
Authority credentials recording unit, the authority credentials for the increased newly-increased file of deposit needs in backup packet；It is described to need to increase
Newly-increased file be the system upgrade file include delete list in the corresponding file of file identification.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410605593.4A CN105550060B (en) | 2014-10-31 | 2014-10-31 | A kind of backup method and device of increment upgrading |
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| CN201410605593.4A CN105550060B (en) | 2014-10-31 | 2014-10-31 | A kind of backup method and device of increment upgrading |
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| CN105550060A CN105550060A (en) | 2016-05-04 |
| CN105550060B true CN105550060B (en) | 2019-07-19 |
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| CN201410605593.4A Expired - Fee Related CN105550060B (en) | 2014-10-31 | 2014-10-31 | A kind of backup method and device of increment upgrading |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108664255B (en) * | 2017-03-27 | 2023-04-11 | 深圳市中兴通讯技术服务有限责任公司 | Software upgrading method and device |
| CN111367557B (en) * | 2018-12-25 | 2023-09-19 | 深圳Tcl新技术有限公司 | Verification method, device and storage medium based on block mode increment upgrade package |
| CN109960472B (en) * | 2019-04-01 | 2022-04-19 | 浙江中控技术股份有限公司 | Flash-based embedded file system and file system operation method |
| CN110990037A (en) * | 2019-11-26 | 2020-04-10 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | Board card software upgrading method and device |
| CN111782249B (en) * | 2020-07-10 | 2024-03-29 | 上海淇毓信息科技有限公司 | Method and device for upgrading service function of client and electronic equipment |
| CN112230950B (en) * | 2020-09-17 | 2023-12-12 | 成都卓影科技股份有限公司 | Method for switching Android device system signature and reserving user data |
| CN113342388A (en) * | 2021-05-20 | 2021-09-03 | 深圳市富视康智能股份有限公司 | Equipment upgrading method, system and storage medium |
| CN115794185B (en) * | 2021-09-10 | 2023-11-07 | 中兴通讯股份有限公司 | Data increment upgrading method, power supply equipment system, network manager and storage medium |
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| CN101377744A (en) * | 2008-09-24 | 2009-03-04 | 深圳华为通信技术有限公司 | Method and apparatus for recovering terminal equipment software upgrade |
| CN101610604A (en) * | 2009-06-18 | 2009-12-23 | 中兴通讯股份有限公司 | A kind of method for upgrading software and system |
| CN102081536A (en) * | 2010-12-30 | 2011-06-01 | 华为终端有限公司 | Method for updating increment, and server |
| CN103428188A (en) * | 2012-05-25 | 2013-12-04 | 北京小米科技有限责任公司 | Method and apparatus for file updating, and associated equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101908009B (en) * | 2009-06-08 | 2014-02-19 | 鸿富锦精密工业（深圳）有限公司 | File backup and using method |
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| CN101377744A (en) * | 2008-09-24 | 2009-03-04 | 深圳华为通信技术有限公司 | Method and apparatus for recovering terminal equipment software upgrade |
| CN101610604A (en) * | 2009-06-18 | 2009-12-23 | 中兴通讯股份有限公司 | A kind of method for upgrading software and system |
| CN102081536A (en) * | 2010-12-30 | 2011-06-01 | 华为终端有限公司 | Method for updating increment, and server |
| CN103428188A (en) * | 2012-05-25 | 2013-12-04 | 北京小米科技有限责任公司 | Method and apparatus for file updating, and associated equipment |
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