CN105243325A - Method for residual process file in mobile terminal, mobile terminal and server - Google Patents
Method for residual process file in mobile terminal, mobile terminal and server Download PDFInfo
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- CN105243325A CN105243325A CN201510634526.XA CN201510634526A CN105243325A CN 105243325 A CN105243325 A CN 105243325A CN 201510634526 A CN201510634526 A CN 201510634526A CN 105243325 A CN105243325 A CN 105243325A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
- G06F21/52—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity ; Preventing unwanted data erasure; Buffer overflow
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/03—Indexing scheme relating to G06F21/50, monitoring users, programs or devices to maintain the integrity of platforms
- G06F2221/033—Test or assess software
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Abstract
The present invention discloses a method for a resident process file in the mobile terminal, the mobile terminal and a server. The method comprises: acquiring a ROOT right of the mobile terminal; and putting the resident process file into a system partition of the mobile terminal by using the acquired ROOT right, wherein the resident process file is used for granting the ROOT right of the mobile terminal to an application with a predetermined identifier. When the ROOT right of the mobile terminal is obtained, the resident process file granting the ROOT right to the application with the predetermined identifier is implanted in the system partition by using the right. Therefore, in subsequent operations, whether a user uninstalls a superuser program in the mobile terminal or certain requests supposed to obtain the ROOT right are not authorized due to limitations of the superuser program, as long as the application sending a request has the predetermined identifier, the application can be granted the ROOT right by using the resident process file because the resident process file exists in the system partition.
Description
Technical field
The present invention relates to mobile terminal, be specifically related to a kind of method of resident process file in the terminal and mobile terminal and server.
Background technology
As everyone knows, ROOT authority refers to system manager's authority of Unix type operating system (comprising Linux, Android), is similar to Administrator (keeper) authority in Windows (form) system.File (android system file and user file, do not comprise ROM) nearly all in the mobile device of user can be accessed and revise to ROOT authority.But, because current mobile terminal system is strict for the management of ROOT authority, most application or program do not possess ROOT authority under normal circumstances, therefore the operation possessing ROOT authority is needed just cannot to perform for some, such as install or unload the operations such as application, so all need when this type of operation calls process performs corresponding operating to system application ROOT authority at every turn.
No matter adopt which kind of ROOT mode, the ultimate principle of extraction ROOT authority is all the su by implanting to system for receiving authority request, man-machine interaction is realized again in conjunction with SuperUser.apk application program, by su and SuperUser.apk cooperatively interacting operationally, realize effective rights management.
Usual said ROOT is exactly by various method in fact, by the su procedural copy of system under "/system/bin " catalogue, and installs SuperUser empowerment management, and third party application can perform by su program the operation needing ROOT authority.
But in some cases, user, after having carried out ROOT to mobile terminal and carried out personalized amendment to system, thinking without the need to re-using ROOT authority, therefore can unload su program.But, in the follow-up use of mobile terminal, still likely there is application program to need to use ROOT authority, thus have to reinstall su program or seek other ROOT schemes.
In addition, even if user remains su program in the terminal, but due to the problem such as limitation of some su program self, may should authorize the request unauthorized of ROOT authority to some, thus use mobile terminal to bring inconvenience to user.
Summary of the invention
In view of this, the present invention proposes a kind of method of resident process file in the terminal and mobile terminal and server.
According to an aspect of the present invention, provide a kind of method of resident process file in the terminal, comprising: the ROOT authority obtaining described mobile terminal; And utilizing the ROOT authority obtained, resident process file is put in the system partitioning to described mobile terminal, and the described resident process file application program be used for for having predetermined mark authorizes the ROOT authority of described mobile terminal.
According to an embodiment, the method also comprises: after the ROOT authority obtaining described mobile terminal, downloads described resident process file from server end.
According to an embodiment, the method also comprises: periodically detect the application program of installing in described mobile terminal and whether have described predetermined mark; And delete described resident process file according to testing result from described system partitioning.
According to an embodiment, all application programs of installing if detect in described mobile terminal all do not have described predetermined mark, then delete described resident process file from described system partitioning.
According to an embodiment, utilize the ROOT authority obtained, the system partitioning to described mobile terminal is put into resident process file and is comprised: call ServiceManager.addService function to put into resident process file to the system partitioning of described mobile terminal by the system host process of described mobile terminal.
According to an embodiment, the method also comprises: according to the request detection of the application program in described mobile terminal, whether application program has described predetermined mark; And if detect that described application program has described predetermined mark, be then the ROOT authority that described application program authorizes described mobile terminal by system host process.
According to a further aspect in the invention, provide a kind of mobile terminal, comprising: system partitioning, for preserving process file; ROOT scheme memory block, for storing the ROOT scheme of the ROOT authority for obtaining described mobile terminal, described ROOT scheme comprises resident process file, and the application program that described resident process file is used for for having predetermined mark authorizes ROOT authority; And processor, for utilizing obtained ROOT authority, put into described resident process file to described system partitioning.
According to an embodiment, this mobile terminal also comprises: timer, for periodically notifying that described processor detects the application program of installing in described mobile terminal and whether has described predetermined mark.
According to an embodiment, if described processor detects in described mobile terminal that all application programs of installing all do not have described predetermined mark, then delete described resident process file from described system partitioning.
According to an embodiment, described processor utilizes the ROOT authority obtained, and calls ServiceManager.addService function put into described resident process file to described system partitioning by the system host process of described mobile terminal.
According to an embodiment, whether described processor application program according to the request detection of the application program in described mobile terminal has described predetermined mark, and when detecting that described application program has described predetermined mark, by described resident process file calling system host process, thus it is the ROOT authority that described application program authorizes described mobile terminal.
According to a further aspect in the invention, provide a kind of mobile terminal, comprising: system partitioning, for preserving process file; Application storage district, for storing application program, described application program can the ROOT authority of mobile terminal described in acquisition request; Download unit, for downloading resident process file from server end, the described resident process file application program be used for for having predetermined mark authorizes the ROOT authority of described mobile terminal; Processor, for utilizing obtained ROOT authority, puts into the resident process file that described download unit is downloaded to described system partitioning.
According to a further aspect in the invention, provide a kind of server, comprising: storage unit, store the multiple resident process file mated with different mobile terminal respectively; Receiving element, for the characteristic information of mobile terminal receive; Search unit, for the characteristic information received according to described receiving element, in described storage unit, search the resident process file mated with described mobile terminal; And transmitting element, according to the described lookup result searching unit, send the resident process file found to described mobile terminal.
According to an embodiment, the characteristic information of the mobile terminal that described receiving element receives comprises system version number, CPU model, kernel version number and/or type number.
According to technical scheme provided by the present invention, when obtaining the ROOT authority of mobile terminal, this authority application program be implanted in system partitioning as having predetermined mark can be utilized to authorize the resident process file of ROOT authority.Thus, in follow-up operation, no matter whether user has unloaded the su program in mobile terminal, or due to the limitation of su program itself, the request that some should obtain ROOT authority is not obtained the authorization, as long as the application program sending request has predetermined mark, due to the existence of this resident process file in system partitioning, ROOT authority can be authorized for this application program.
Accompanying drawing explanation
The embodiments of the present invention are read with reference to accompanying drawing, other features and advantages of the present invention will be easier to understand, the object of accompanying drawing described here just in order to schematically illustrate embodiments of the present invention, and the enforcement that not all is possible, and be not intended to limit the scope of the invention.In the accompanying drawings:
Fig. 1 shows the process flow diagram of the method for resident process file in the terminal according to one exemplary embodiment;
Fig. 2 shows the process flow diagram according to another illustrative embodiments of the present invention method of resident process file in the terminal;
Fig. 3 shows the process flow diagram according to another illustrative embodiments of the present invention method of resident process file in the terminal;
Fig. 4 shows the process flow diagram according to another illustrative embodiments of the present invention method of resident process file in the terminal;
Fig. 5 shows the block diagram of mobile terminal according to one exemplary embodiment;
Fig. 6 shows the block diagram of the mobile terminal according to another illustrative embodiments of the present invention;
Fig. 7 shows the block diagram of the mobile terminal according to another illustrative embodiments of the present invention; And
Fig. 8 shows the block diagram of server according to one exemplary embodiment.
Embodiment
Referring now to accompanying drawing, embodiments of the present invention are described in detail.It should be noted that following description is only exemplary, and be not intended to limit the present invention, and for the sake of brevity, eliminate the specific descriptions of some parts same as the prior art in the following description.In addition, in the following description, the identical drawing reference numeral of employing is represented the same or analogous parts in different accompanying drawing.Different characteristic in different embodiment described below, can be bonded to each other, to form other embodiments in the scope of the invention.
In order to solve problem existing in prior art, the present invention proposes only to need to send a Root authority to system and obtains request, specifically by SU (SuperUser that calling system is built-in, power user) order acquisition Root authority, or by obtain have Root authority shell obtain Root authority and in shell startup process, then, after the Root authority mandate obtaining described system, when other calling process follow-up can be made need to perform associative operation, Root authority is applied for without the need to repeating; Concrete Root authority acquisition process can refer to the Root authority call function of prior art, and the present invention does not repeat them here.
Fig. 1 shows the process flow diagram of the method for resident process file in the terminal according to one exemplary embodiment.As shown in Figure 1, the method 100 can comprise step S110 and S130.In step s 110, the ROOT authority of mobile terminal is obtained.Subsequently, in step s 130, which, utilize the ROOT authority obtained, resident process file is put in the system partitioning to mobile terminal, and wherein this resident process file application program that can be used for for having predetermined mark authorizes the ROOT authority of mobile terminal.
Thus, when obtaining the ROOT authority of mobile terminal, this authority application program be implanted in system partitioning as having predetermined mark can be utilized to authorize the resident process file of ROOT authority.Thus, in follow-up operation, no matter whether user has unloaded the su program in mobile terminal, or due to the limitation of su program itself, the request that some should obtain ROOT authority is not obtained the authorization, as long as the application program sending request has predetermined mark, due to the existence of this resident process file in system partitioning, ROOT authority can be authorized for this application program.
Be appreciated that this resident process file can be a binary file for leaving system partitioning in, authorize function to realize ROOT authority, those skilled in the art can write this resident process file according to actual conditions such as system environmentss.
Will also be appreciated that above-mentioned predetermined mark can reflect some characteristic of application program.Such as, this predetermined mark can represent that this application program is application program trusty, or certified non-malicious application program, or the application program that certain manufacturer trusty produces.Thus the application program that these application programs trusty, certified non-malicious application program or trusted manufacturer can be made to produce can by the resident process file acquisition ROOT authority in system partitioning without the need to obtaining by su again.
Communication interface alleged by present embodiment, refers to that a program module by realizing with method provided by the present invention runs in internal memory, after realizing proposing power operation foregoing by the corresponding host process in internal memory, to system registry communication service process.For android system, the Binder mechanism that this communication service process provides based on android system, self is registered to SystemManager, by the intrinsic Binder mechanism that Android provides, between communication service process and the applications process of its monitoring, set up the line of communication of C/S framework.Specifically, when after the Root authority getting system, for the ease of follow-up realization to the monitoring of outside application process and associative operation function, first the present invention starts to have and to obtain Root authority, the host process formed by running after this method instantiation, described communication service process is inserted in systems in which by host process, such as realize update by system call function ServiceManager.addService, realize the successful operation of the instantiation procedure to this method thus, not only make the host process memory-resident of this method, and the communication interface of system level is also become by the communication service process of its foundation.It should be noted that, described communication service process is by above-mentioned configuration, become the service processes rank of system level, obviously higher than the even described host process of other applications processes and other process etc., these call the authority of its process to its authority, therefore this communication service process can as communication infrastructure, the process calling it for other provides communication support, completion system and other call communication connection between its process.Also can know by inference further thus, other any clients observing the communication specification of communication interface of the present invention, all communicate with communication interface of the present invention by Binder mechanism, obtain corresponding authority.
Therefore, described communication interface, shows as described communication service process in the present embodiment, and its function communicates for the Binder realized between host process with applications process, and this communication mode has the feature of fast and stable.For the care important point of this method, described communication service process is mainly used in the authority request that monitoring applications process is initiated, and namely this authority request generally refers to expects that obtaining Root authority realization asks the power of carrying that the deep layer of system resource is accessed.For this method, except described communication service process can be used for setting up except communication interface, certainly, also other different function can be realized by other process, and these other processes can communicate with applications process by described communication service process, thus the combination of inner and outside completes other special operational instruction.Such as, these other processes can perform one or more operations following, and not by limitation herein: perform the unloading of preset application, the installation of executive utility or unloading, the backup of execution application data or reduction, the enabling or disabling of executive utility.
Described communication interface, after becoming interprocess communication basis, just the monitoring to outside application process can be realized, when applications process needs to obtain Root authority, just can send to system the authority request obtaining Root authority, communication service process rank residing for it is higher, just preferentially can obtain and process this user request.After communication service process obtains this authority request, just can be submitted to host process of the present invention, be done further process by host process.
Fig. 2 shows the process flow diagram according to another illustrative embodiments of the present invention method of resident process file in the terminal.As shown in Figure 2, except step S110 and S130, method 100 ' also can comprise step S120.For the sake of brevity, be only described in detail for the difference of Fig. 2 illustrated embodiment and Fig. 1 below, its something in common will repeat no more.
In some mobile terminals, in the ROOT scheme of it being carried out to ROOT, namely contain above-mentioned resident process file.But, in some the successful mobile terminal of ROOT, certain su program being wherein installed, to this, in order to realize the present invention, this resident process file can having been downloaded at server end.Can comprise multiple solution in SO file, server can distribute a priority for each solution, and terminal, when using each solution to carry out root successively, is undertaken by priority order from high to low.Wherein, the priority of solution is determined by the success ratio that cracks of the operating system of same kernel version number, and success ratio is higher, then priority is higher.By the mode of this priority of disposing order, the efficiency obtaining root authority can be increased.
As shown in Figure 2, after obtaining the ROOT authority of mobile terminal in step s 110, in the step s 120, resident process file is downloaded from server end.Subsequently, then by the resident process file downloaded the system partitioning of mobile terminal is put into.Thus, the resident process file provided by server end realizes object of the present invention.
Fig. 3 shows the process flow diagram according to another illustrative embodiments of the present invention method of resident process file in the terminal.As shown in Figure 3, except step S110 and S130, method 100 " also can comprise step S140 and S150.For the sake of brevity, be only described in detail for the difference of Fig. 3 illustrated embodiment and Fig. 1 below, its something in common will repeat no more.
As shown in Figure 3, in step S140, the application program of installing in mobile terminal is periodically detected, to determine whether wherein there is predetermined mark, subsequently, in step S150, delete resident process file according to testing result from system partitioning.According to an embodiment, if detect that all application programs of installing in mobile terminal all do not have predetermined mark, then the existence that can not need resident process file in current mobile terminal is described, so can deletes this resident process file from system partitioning.
According to an embodiment of the invention, in above-mentioned steps S130, the system host process by mobile terminal calls ServiceManager.addService function to put into resident process file to the system partitioning of this mobile terminal.
Fig. 4 shows the process flow diagram according to another illustrative embodiments of the present invention method of resident process file in the terminal.As shown in Figure 4, except step S110 and S130, method 100 " ' also can comprise step S160 and S170.For the sake of brevity, be only described in detail for the difference of Fig. 4 illustrated embodiment and Fig. 1 below, its something in common will repeat no more.
As shown in Figure 4, in step S160, according to this application program of request detection of the application program in mobile terminal, whether there is predetermined mark.Subsequently, in step S170, if detect that this application program has predetermined mark, be then the ROOT authority that this application program authorizes mobile terminal by system host process.Thus, ROOT authority can be authorized to the application program with predetermined mark.
Fig. 5 shows the block diagram of mobile terminal according to one exemplary embodiment.As shown in Figure 5, mobile terminal 500 can comprise system partitioning 510, ROOT scheme memory block 520 and processor 530.Process file can be preserved in system partitioning 510.ROOT scheme memory block 520 can store the ROOT scheme of the ROOT authority for obtaining mobile terminal 500.In the present embodiment, the ROOT scheme that ROOT scheme memory block 520 stores can comprise the resident process file authorizing ROOT authority for the application program for having predetermined mark.Processor 530 can utilize obtained ROOT authority, puts into this resident process file to system partitioning 510.
Particularly, the method that the present embodiment provides is by built-in SDK (SoftwareDevelopmentKit in the terminal, SDK (Software Development Kit)) realize, and the code being used for the solution obtaining root authority is written in SDK, when the softwares such as root software need to obtain root authority, then can send call request to SDK.For Android platform, because the kernel of Android is for obtaining by C language exploitation, therefore preferred embodiment, the code of solution is developed by C language, and is kept in SO file.Wherein, SO file is the dynamic link library in Android system, and the application program in operating system can be passed through JNI (JavaNativeInterface, JAVA call this locality) and call.Can comprise multiple solution in SO file, server can distribute a priority for each solution, and terminal, when using each solution to carry out root successively, is undertaken by priority order from high to low.
Fig. 6 shows the block diagram of the mobile terminal according to another illustrative embodiments of the present invention.As shown in Figure 6, except system partitioning 510, ROOT scheme memory block 520 and processor 530, mobile terminal 500 ' also can comprise timer 540.For the sake of brevity, be only described in detail for the difference of Fig. 6 illustrated embodiment and Fig. 5 below, its something in common will repeat no more.
As shown in Figure 6, timer 540 can periodically detect the application program of installing in mobile terminal 500 ' and whether has predetermined mark by notification processor 530.According to an embodiment, if processor 530 detects that all application programs of installing in mobile terminal 500 ' all do not have this predetermined mark, then delete this resident process file from system partitioning 510.
According to an embodiment of the invention, processor 530 can utilize obtained ROOT authority, calls ServiceManager.addService function put into resident process file to system partitioning 510 by the system host process of mobile terminal 500.
According to an embodiment of the invention, whether processor 530 can have predetermined mark according to this application program of the request detection of the application program in mobile terminal 500.When processor 530 detects that this application program has predetermined mark, by resident process file calling system host process, thus authorize the ROOT authority of mobile terminal 500 for this application program.
Fig. 7 shows the block diagram of the mobile terminal according to another illustrative embodiments of the present invention.As shown in Figure 7, mobile terminal 700 can comprise system partitioning 710, application storage district 720, download unit 730 and processor 740.Process file can be preserved in system partitioning 710.Application storage district 720 can store application program, and in operation, the application program being stored in application storage district 720 can the ROOT authority of acquisition request mobile terminal 700.After application program obtains ROOT authority, download unit 730 can download from server end the resident process file that the application program be used for for having predetermined mark authorizes the ROOT authority of mobile terminal 700.Processor 740 can utilize obtained ROOT authority, puts into the resident process file that download unit 730 is downloaded to system partitioning 710.
Fig. 8 shows the block diagram of server according to one exemplary embodiment.As shown in Figure 8, server 800 can comprise storage unit 810, receiving element 820, search unit 830 and transmitting element 840.Storage unit 810 can store the multiple resident process file mated with different mobile terminal respectively.Receiving element 820 can the characteristic information of mobile terminal receive.Search the characteristic information that unit 830 can receive according to receiving element 820, in storage unit 810, search the resident process file mated with this mobile terminal.Transmitting element 840 according to the lookup result searching unit 830, can send the resident process file found to mobile terminal.
According to an embodiment of the invention, the characteristic information of mobile terminal that receiving element 820 receives can comprise in system version number, CPU model, kernel version number and type number one or more.
Method of the present invention can be applicable to a key Root function of client.Embody rule process can be: be first connected with computer by mobile terminal, and this computer need be provided with the driving being applicable to mobile terminal.Then, click " a key Root " button, namely realize the Root of mobile phone by above-mentioned flow process.In addition, the design of method of the present invention also can be applicable to brush machine process, i.e. repacking operation system.
Be to understand the present invention better to the description of each embodiment of the present invention above, it is only exemplary, and not intended to be limits the invention.Should note, in the above description, the feature described for a kind of embodiment and/or illustrate can use in one or more other embodiment in same or similar mode, combined with the feature in other embodiment, or substitutes the feature in other embodiment.It will be understood by those skilled in the art that when not departing from design of the present invention, for the variations and modifications that embodiment described above carries out, being all within the scope of the present invention.
Claims (10)
1. a method for resident process file in the terminal, comprising:
Obtain the ROOT authority of described mobile terminal; And
Utilize the ROOT authority obtained, resident process file is put in the system partitioning to described mobile terminal, and the described resident process file application program be used for for having predetermined mark authorizes the ROOT authority of described mobile terminal.
2. the method for claim 1, also comprises:
After the ROOT authority obtaining described mobile terminal, download described resident process file from server end.
3. the method for claim 1, also comprises:
Periodically detect the application program of installing in described mobile terminal and whether there is described predetermined mark; And
Described resident process file is deleted from described system partitioning according to testing result.
4. method as claimed in claim 3, wherein
All application programs of installing if detect in described mobile terminal all do not have described predetermined mark, then delete described resident process file from described system partitioning.
5. the method for claim 1, wherein utilize the ROOT authority obtained, the system partitioning to described mobile terminal is put into resident process file and is comprised:
ServiceManager.addService function is called to put into resident process file to the system partitioning of described mobile terminal by the system host process of described mobile terminal.
6. the method according to any one of claim 1 to 5, also comprises:
According to the request detection of the application program in described mobile terminal, whether application program has described predetermined mark; And
If detect, described application program has described predetermined mark, be then the ROOT authority that described application program authorizes described mobile terminal by system host process.
7. a mobile terminal, comprising:
System partitioning, for preserving process file;
ROOT scheme memory block, for storing the ROOT scheme of the ROOT authority for obtaining described mobile terminal, described ROOT scheme comprises resident process file, and the application program that described resident process file is used for for having predetermined mark authorizes ROOT authority; And
Processor, for utilizing obtained ROOT authority, puts into described resident process file to described system partitioning.
8. mobile terminal as claimed in claim 7, also comprises:
Timer, for periodically notifying that described processor detects the application program of installing in described mobile terminal and whether has described predetermined mark.
9. mobile terminal as claimed in claim 8, if wherein described processor detects in described mobile terminal that all application programs of installing all do not have described predetermined mark, then deletes described resident process file from described system partitioning.
10. mobile terminal as claimed in claim 7, wherein said processor utilizes the ROOT authority obtained, and calls ServiceManager.addService function put into described resident process file to described system partitioning by the system host process of described mobile terminal.
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| CN105912930B (en) * | 2016-04-11 | 2019-02-01 | 北京奇虎科技有限公司 | Mobile terminal and its system resource method of controlling security |
| CN110399718A (en) * | 2019-06-04 | 2019-11-01 | 哈尔滨工业大学（威海） | A method of the long-range infiltration for industrial control system is collected evidence |
| CN110399718B (en) * | 2019-06-04 | 2023-01-20 | 哈尔滨工业大学（威海） | Remote penetration evidence obtaining method for industrial control system |
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