CN102456028A - Multi-tenant-oriented data acquisition method, device and system - Google Patents
Multi-tenant-oriented data acquisition method, device and system Download PDFInfo
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- CN102456028A CN102456028A CN2010105217562A CN201010521756A CN102456028A CN 102456028 A CN102456028 A CN 102456028A CN 2010105217562 A CN2010105217562 A CN 2010105217562A CN 201010521756 A CN201010521756 A CN 201010521756A CN 102456028 A CN102456028 A CN 102456028A
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Abstract
The invention is applicable to the field of computer software and provides a multi-tenant-oriented data acquisition method, device and system. The method comprises the following steps: receiving a tenant data access request which carries tenant identifiers; obtaining data sources corresponding to the tenant identifiers according to the tenant identifiers and data source configuration files stored in advance; and obtaining the requested tenant data via data source access databases corresponding to the tenant identifiers. The method, the device and the system provided by the invention have the advantages that: one or more data source configuration files can be actually configured according to different application scenarios; therefore the method can be used in different application scenarios and is more widely applied; and a data source configuration file is configured independently for the tenants requiring high isolation performance and security and is used for managing the data sources related to the tenants, thus the requirement of some tenants for high isolation performance and security is met further.
Description
Technical field
The invention belongs to computer software fields, relate in particular to a kind of data capture method, Apparatus and system towards many tenants.
Background technology
Provide in the software application pattern of software service based on the internet now and much all relate to many tenants.Many tenants are meant that an independent software instances can be a plurality of organization service, and each tissue of being served is called a tenant.Be to let a software support many tenants not only will carry out corresponding modification, and need carry out special design, also will ensure to some extent aspect safety and the isolation simultaneously its database structure to its software architecture.Existing isolation scheme to tenant data mainly contains three kinds: a kind of is database of a tenant; A kind of is many tenants shared data bank, table of a tenant; Also have the table in a kind of many tenants of being shared data bank and the shared data bank, distinguish tenant's data in the table through tenant ID.
But these three kinds of schemes are drawback to some extent all: first kind of scheme need be installed the lot of data storehouse, makes server acquisition cost and maintenance cost too high; Second kind of plan hard striden tenant's statistics; The third scheme is not easy to by tenant's divided data storehouse, and isolation and security are low.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of data capture method towards many tenants, Apparatus and system, aims to provide the method that a kind of multi-tenant data that can be applicable to different application obtains.
The embodiment of the invention is achieved in that a kind of data capture method towards many tenants, and said method comprises the steps:
Receive the tenant data access request, carry tenant's sign in this tenant data access request;
Obtain with the tenant according to the tenant sign and the data source configuration file of storage in advance and to identify corresponding data source;
Through identifying corresponding data source accessing database, obtain the tenant data of request with the tenant.
Another purpose of the embodiment of the invention is to provide a kind of data acquisition facility towards many tenants, and said device comprises:
The visit receiving element is used to receive the tenant data access request, carries tenant's sign in this tenant data access request;
The data source acquiring unit is used for obtaining with the tenant according to the tenant sign and the data source configuration file of storage in advance and identifies corresponding data source, and buffer memory tenant and tenant identify the mapping relations of corresponding data source;
Data capture unit is used for obtaining the tenant data of request through identifying corresponding data source accessing database with the tenant.
Another purpose of the embodiment of the invention is to provide a kind of comprising towards the system of many tenants' data acquisition facility.
In embodiments of the present invention, according to different application scenes, can the one or more data source configuration files of actual disposition.Each data source configuration file is represented a data source, all contains one or more in each data source configuration file and shines upon related tenant's sign mutually with it.Make the method can be used for various application scenarios, make that its application is more extensive.For isolation and the high tenant of security requirement, then, be used to manage tenant's associated data source therewith separately for data source profile of its configuration.Therefore, further satisfied the requirement of some tenant to high isolation, high security.
Description of drawings
Fig. 1 is the process flow diagram towards many tenants' data capture method that first embodiment of the invention provides;
Fig. 2 is the process flow diagram towards many tenants' data capture method that third embodiment of the invention provides;
Fig. 3 is the data acquisition facility synoptic diagram towards many tenants that the embodiment of the invention provides.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The embodiment of the invention is come disposition data source through one or more data source configuration file.In the data source configuration file, contain all tenant's signs that are associated with data source.Find and said tenant's associated data source through the resolution data source profile, obtain tenant data through the data source accessing database at last.
The invention provides a kind of data capture method and device towards many tenants:
Said method comprises:
Receive the tenant data access request, carry tenant's sign in this tenant data access request;
Obtain with the tenant according to the tenant sign and the data source configuration file of storage in advance and to identify corresponding data source;
Through identifying corresponding data source accessing database, obtain the tenant data of request with the tenant.
Said device comprises:
The visit receiving element is used to receive the tenant data access request, carries tenant's sign in this tenant data access request;
The data source acquiring unit is used for obtaining with the tenant according to the tenant sign and the data source configuration file of storage in advance and identifies corresponding data source, and buffer memory tenant and tenant identify the mapping relations of corresponding data source;
Data capture unit is used for obtaining the tenant data of request through identifying corresponding data source accessing database with the tenant.
For technical scheme of the present invention is described, describe through specific embodiment below.
Embodiment one:
Fig. 1 shows a kind of data capture method towards many tenants that first embodiment of the invention provides.
In step S101, receive the tenant data access request, carry tenant's sign in this tenant data access request.
In embodiments of the present invention, when receiving the request of visit tenant data, acquisition simultaneously needs tenant's sign of visit.Wherein, tenant's sign can be tenant ID, tenant's title etc.
In step S102, obtain with the tenant according to the tenant sign and the data source configuration file of storage in advance and to identify corresponding data source.
In embodiments of the present invention, this step mainly realizes through following two steps:
At first, resolve the data source configuration file of storage in advance, obtain the mapping relations between tenant's sign and the data source, and the mapping relations between buffer memory tenant sign and the data source.
In embodiments of the present invention, through one or more data source configuration file disposition data source, each data source configuration file is represented a data source, all contains one or more in each data source configuration file and shines upon related tenant's sign mutually with it.In addition, the data source configuration file also comprises database URL, user name, password and other configuration informations (like the connection pool size) etc.Obtain the tenant's sign in all data source configuration files through resolving all data source configuration files; The tenant's sign that needs visit data is compared with the tenant's sign in all data source configuration files; Can know the tenant's of containing needs visits in which data source configuration file sign, with the corresponding data source of these data source configuration files with need the tenant of visit data to shine upon mutually.Thus, obtain mapping relations between tenant sign and the data source.
Then, from the mapping relations between tenant sign and the data source, search with the tenant data access request in the tenant that carries identify corresponding data source.
In embodiments of the present invention because learnt that the tenant identifies and data source between mapping relations, can know just that through searching the tenant who carries in the tenant data access request identifies corresponding data source.
In embodiments of the present invention, according to different application, the number of the configuration of its data source and data source configuration file can be different.Specifically of embodiment two, just repeated no more at this.
In step S103,, obtain the tenant data of request through identifying corresponding data source accessing database with the tenant.
In embodiments of the present invention, stored all in the data source and set up the information that database connects, through the proper data source name is provided, just can find corresponding database to connect, accessing database obtains said tenant data.
Embodiment two:
In embodiments of the present invention, according to actual needs, can be through one or more data source configuration file disposition data source, each data source configuration file is represented a data source.Therefore, according to the difference of application scenarios, the concrete realization of the step S102 among Fig. 1 is different.Come to explain respectively with 3 kinds of different practical application scenes below, but be not limited to this 3 kinds of application.
1, have only a database, and all tenant's shared data bank and tables.
In embodiments of the present invention, because therefore all tables in all tenant's shared data banks and this database, no matter be any table in this database of visit, all use same path, only need a unique data source.Just has only a data source profile accordingly, comprising all tenant's signs.Therefore,, all only need to resolve this data source profile, store the mapping relations of tenant's sign and data source then no matter be the request of any one tenant data of visit of reception.Simultaneously, owing to have only a unique data source, data source configuration file also can not dispose tenant's sign, all tenants correspond to described unique data source automatically.For example: have only 1 data source, 1 of data source configuration file then should be arranged mutually, be a.Find behind the resolution data source profile a; The sign that comprises tenant A among the data source configuration file a; Hence one can see that, and there are mapping relations in tenant A and data source a; Then the mapping relations with tenant A and data source a are stored among the Map, and said Map is a buffer memory of preserving the mapping relations of tenant's sign and data source.Key value among the Map is represented tenant's sign, Value value representative data source.
2, a plurality of databases are arranged, each database is shared by one or more tenants.
In embodiments of the present invention, as a plurality of databases, when each database was shared by one or more tenants, the path of each tenant's visit data was inevitable different, therefore just needed a plurality of data source configuration files.Each data source configuration file disposes one or more tenant's signs.At this moment, can know through the resolution data source profile which is and said tenant's associated data source, and store the mapping relations in said tenant and associated data source.
In embodiments of the present invention, for isolation and the high tenant of security requirement, then, be used to manage tenant's associated data source therewith separately for data source profile of its configuration.Therefore, further satisfied the requirement of some tenant high isolation, high security.
For example: 3 data sources are arranged.3 of data source configuration files then should be arranged mutually, be respectively a, b and c.Difference resolution data source profile a; Find behind b and the c; The sign that comprises tenant A among the data source configuration file b; The data of hence one can see that visit tenant A need data source b, then tenant A are stored among the Map with the mapping relations that are associated of data source b, and said Map is a buffer memory of preserving the mapping relations of tenant's sign and data source.Key value among the Map is represented tenant's sign, Value value representative data source.At this moment, if the security of tenant D and isolation are had relatively high expectations, then, be used for management and d associated data source separately for data source profile d of D configuration.
3, large enterprises require Software deployment in enterprises.
In embodiments of the present invention, when large enterprises required Software deployment in enterprises, had only a tenant this moment in fact, and a database also only needs a data source profile.Its resolution data source profile finds and said tenant's associated data source, and is identical in the time of the method for the said tenant of buffer memory and the mapping relations of data source and tenant's shared data bank and table, just repeated no more at this.
In embodiments of the present invention, according to different application scenes, can the one or more data source configuration files of actual disposition.Each data source configuration file is represented a data source, all contains one or more in each data source configuration file and shines upon related tenant's sign mutually with it.Make the method can be used for various application scenarios, make that its application is more extensive.For isolation and the high tenant of security requirement, then, be used to manage tenant's associated data source therewith separately for data source profile of its configuration.Therefore, further satisfied the requirement of some tenant to high isolation, high security.
Embodiment three:
Fig. 2 shows a kind of data capture method towards many tenants that third embodiment of the invention provides.
In step S201, receive the tenant data access request, carry tenant's sign in this tenant data access request.
In step S202, judge whether buffer memory have the tenant to identify and data source between mapping relations, be execution in step S204 then, otherwise execution in step S203.
In embodiments of the present invention, owing to need obtain the mapping relations of tenant and data source, if when needing to visit same tenant's data at every turn through the resolution data source profile; All the resolution data source profile once; Then too loaded down with trivial details, therefore, only need when visiting certain tenant's data for the first time; Resolve this tenant's of buffer memory and data source behind all data source configuration files mapping relations; Follow-up when visiting this tenant data once more, then, obtain data source directly according to the mapping relations of this tenant and data source in the buffer memory.Therefore, obtain just need judge whether earlier before the data source buffer memory have the tenant to identify and data source between mapping relations.Wherein, the method such as the step S203 of mapping relations that obtains tenant and data source through the resolution data source profile is said, has just repeated no more at this.
In step S203, obtain with the tenant according to the tenant sign and the data source configuration file of storage in advance and to identify corresponding data source, and the mapping relations that tenant and tenant identify corresponding data source are stored in the buffer memory.
In embodiments of the present invention, obtain with the mapping relations that tenant and tenant identified corresponding data source after the tenant identifies corresponding data source at data source configuration file and be stored in the buffer memory according to tenant sign and storage in advance.
In step S204, from the mapping relations between the tenant of buffer memory sign and the data source, search with the tenant data access request in the tenant that carries identify corresponding data source.
In embodiments of the present invention and since buffer memory the mapping relations of said tenant and data source, so can from buffer memory, obtain required data source according to these mapping relations.
In step S205,, obtain the tenant data of request through identifying corresponding data source accessing database with the tenant.
In embodiments of the present invention; Only need when visiting certain tenant's data for the first time, resolve this tenant's of buffer memory and data source behind all data source configuration files mapping relations, follow-up when visiting this tenant data once more; Then, obtain data source directly according to the mapping relations of this tenant and data source.Make that the follow-up access process of tenant is easier and quick.
Embodiment four:
The structure of Fig. 3 shows that the embodiment of the invention provides a kind of data acquisition facility towards many tenants for the ease of explanation, only shows the part relevant with the embodiment of the invention.Wherein:
Visit receiving element 1 is used to receive the tenant data access request, carries tenant's sign in this tenant data access request.
At this moment,
Said configuration file resolution unit for not the time, is resolved the data source configuration file of storage in advance in the result of determination of mapping judging unit, obtains the mapping relations between tenant's sign and the data source;
Said data source search the unit in the result of determination of mapping judging unit when being; Directly from the mapping relations between tenant's sign of buffer memory and the data source, search with the tenant data access request in the tenant that carries identify corresponding data source; In the result of determination of mapping judging unit for not the time, search the mapping relations between the tenant's sign that obtains from the configuration file resolution unit and the data source with the tenant data access request in the tenant that carries identify corresponding data source.
Data source acquiring unit 3 is used for obtaining with the tenant according to the tenant sign and the data source configuration file of storage in advance and identifies corresponding data source, and buffer memory tenant and tenant identify the mapping relations of corresponding data source.
In embodiments of the present invention, through one or more data source configuration file disposition data source, each data source configuration file is represented a data source, all contains one or more in each data source configuration file and shines upon related tenant's sign mutually with it.In addition, the data source configuration file also comprises database URL, user name, password and other configuration informations (like the connection pool size) etc.Obtain the tenant's sign in all data source configuration files through resolving all data source configuration files; The tenant's sign that needs visit data is compared with the tenant's sign in all data source configuration files; Can know the tenant's of containing needs visits in which data source configuration file sign, with the corresponding data source of these data source configuration files with need the tenant of visit data to shine upon mutually.Thus, obtain mapping relations between tenant sign and the data source.
In embodiments of the present invention, according to different application scenes, can the one or more data source configuration files of actual disposition.Each data source configuration file is represented a data source, all contains one or more in each data source configuration file and shines upon related tenant's sign mutually with it.Make the method can be used for various application scenarios, make that its application is more extensive.For isolation and the high tenant of security requirement, then, be used to manage tenant's associated data source therewith separately for data source profile of its configuration.Therefore, further satisfied the requirement of some tenant to high isolation, high security.
One of ordinary skill in the art will appreciate that; Realize that all or part of step in the foregoing description method is to instruct relevant hardware to accomplish through program; Described program can be in being stored in a computer read/write memory medium; Described storage medium is like ROM/RAM, disk, CD etc.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the data capture method towards many tenants is characterized in that, said method comprising the steps of:
Receive the tenant data access request, carry tenant's sign in this tenant data access request;
Obtain with the tenant according to the tenant sign and the data source configuration file of storage in advance and to identify corresponding data source;
Through identifying corresponding data source accessing database, obtain the tenant data of request with the tenant.
2. the method for claim 1; It is characterized in that; Said data source configuration file is one or more, and each data source configuration file is represented a data source, and each data source configuration file all contains one or more and shines upon related tenant sign mutually with it.
3. method as claimed in claim 2 is characterized in that, said data source configuration file can dispose separately for security and the demanding tenant of isolation separately.
4. the method for claim 1 is characterized in that, the step that said data source configuration file according to tenant sign and storage in advance obtains with the tenant identifies corresponding data source is specially:
Resolve the data source configuration file of storage in advance, obtain the mapping relations between tenant's sign and the data source, and the mapping relations between buffer memory tenant sign and the data source;
From the mapping relations between tenant sign and the data source, search with the tenant data access request in the tenant that carries identify corresponding data source.
5. method as claimed in claim 4 is characterized in that, at the data source configuration file that said parsing is stored in advance, obtains before the step of the mapping relations between tenant's sign and the data source, and said method also comprises the steps::
Judge whether buffer memory have the tenant to identify and data source between mapping relations; If; Directly from the mapping relations between tenant's sign of buffer memory and the data source, search with the tenant data access request in the tenant that carries identify corresponding data source; Otherwise carry out said step and resolve the data source configuration file of storage in advance, obtain the mapping relations between tenant's sign and the data source.
6. the data acquisition facility towards many tenants is characterized in that, said device comprises:
The visit receiving element is used to receive the tenant data access request, carries tenant's sign in this tenant data access request;
The data source acquiring unit is used for obtaining with the tenant according to the tenant sign and the data source configuration file of storage in advance and identifies corresponding data source, and buffer memory tenant and tenant identify the mapping relations of corresponding data source;
Data capture unit is used for obtaining the tenant data of request through identifying corresponding data source accessing database with the tenant.
7. device as claimed in claim 6; It is characterized in that; Said data source configuration file is one or more, and each data source configuration file is represented a data source, and each data source configuration file all contains one or more and shines upon related tenant sign mutually with it.
8. device as claimed in claim 7 is characterized in that, said data source acquiring unit comprises:
The configuration file resolution unit is used to resolve the data source configuration file of storage in advance, obtains the mapping relations between tenant's sign and the data source;
Data source is searched the unit, be used for mapping relations between tenant sign and data source search with the tenant data access request the tenant that carries identify corresponding data source.
9. device as claimed in claim 8 is characterized in that, said data source acquiring unit also comprises:
The mapping judging unit, be used to judge whether buffer memory have the tenant to identify and data source between mapping relations; At this moment,
Said configuration file resolution unit for not the time, is resolved the data source configuration file of storage in advance in the result of determination of mapping judging unit, obtains the mapping relations between tenant's sign and the data source;
Said data source search the unit in the result of determination of mapping judging unit when being; Directly from the mapping relations between tenant's sign of buffer memory and the data source, search with the tenant data access request in the tenant that carries identify corresponding data source; In the result of determination of mapping judging unit for not the time, search the mapping relations between the tenant's sign that obtains from the configuration file resolution unit and the data source with the tenant data access request in the tenant that carries identify corresponding data source.
10. system that comprises the described device of arbitrary claim of claim 6 to 9.
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