CN105488431A - Authority management method and device for block chain system - Google Patents
Authority management method and device for block chain system Download PDFInfo
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- CN105488431A CN105488431A CN201510860229.7A CN201510860229A CN105488431A CN 105488431 A CN105488431 A CN 105488431A CN 201510860229 A CN201510860229 A CN 201510860229A CN 105488431 A CN105488431 A CN 105488431A
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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
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6227—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database where protection concerns the structure of data, e.g. records, types, queries
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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
- G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/2141—Access rights, e.g. capability lists, access control lists, access tables, access matrices
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Abstract
The invention discloses an authority management method and device for a block chain system. The method comprises the following steps of generating an authority tree with a user as a root node according to user registration information after the user logs in to the system successfully, wherein the authority tree takes a user role, user permission and a block chain as a sub-node of each layer; and when the user carries out an operation on the block chain, informing a control module to traverse the authority tree corresponding to the user, judging whether the user has legal permission to carry out the operation on the block chain according to a traversing result of the control module, if yes, allowing the operation, and if no, forbidding the operation. According to the method and the device, the flexible authority control is carried out on the authority management by the authority tree, and furthermore, the authority tree has the characteristics of less number of layers and quick updating, so that the authority resource consumption can be reduced, and the efficiency for authority management is also guaranteed.
Description
Technical field
The present invention relates to block chain technical field, particularly relate to a kind of block chain management system and method.
Background technology
Since bit coin system in 2009 is released, receive extensive concern with the decentralization encryption currency that bit coin and derivative competition coin thereof are representative.The feature of this currency type systematic is based on block chain building Distributed sharing general ledger, thus ensures safe, reliable, the decentralization characteristic of system cloud gray model.
Block chain refers to safeguards the technical scheme in an authentic data storehouse by decentralization and the mode collective that writes to appoint.This technical scheme mainly lets on any number of nodes in system, by a string method that accesses to your password be associated produce data block, the system full detail contained in each data block in certain hour exchanges data, and generates data fingerprint for verifying validity and the next database block of link of its information.
Rights management is the core content of block catenary system, and because block catenary system number of users is huge, number of blocks is numerous, traditional rights management techniques exists the large and inefficient problem of control of authority of resource consumption.
Traditional rights management techniques can be divided three classes: access list control, forced symmetric centralization and access control based roles.Access list control method carries out rights management by list, and simple access list is an array by user and resource composition, when data volume is huge, and rights management inefficiency.In forced access control method, once system is set up, the access control of user behavior is enforced, and user cannot change the security attribute of level of security or object.Access control based roles is a kind of strategy carrying out resource access based on user responsibility attribute, its core is clear and definite user's character, carry out resource access permission grant flexibly, but still there is following shortcoming in access control based roles: one be role assignments in licensing process, that authority authorizes workload is still very large; Two is lack dynamic authorization mechanism flexibly.
Therefore, a kind of efficient right management method that can be applicable to block catenary system is provided to become urgent problem in the industry.
Summary of the invention
The object of this invention is to provide a kind of efficient right management method towards block chain and system.
According to a kind of scheme of the present invention, a kind of block catenary system right management method is provided, comprise: system is after the success of user's login system, and be the authority tree of root node with user according to user's registration information generation, authority tree is each level of child nodes with user role, authority and block chain; When user operates block chain, the authority tree that system goes user is corresponding, judges whether user has lawful authority and carry out this operation to block chain, if having, allows to operate, if without, forbid operating.
Wherein, carry out following steps before generating authority tree: after block catenary system collects user profile, user role information, user right information and block chain information, set up following set: user's set, user role set, user right set and the set of block chain.
Particularly, the method comprises further: system, according to user's set, role's set, authority set and the set of block chain, sets up corresponding authority tree: system with each user for root sets up an authority tree; Second layer child node is set up according to user role; Set up corresponding authority according to user and each role and set up third layer child node; Leaf node is set up according to the data resource in data source set.
Selectively, when configuring, user role and authority can combination in any.
Preferably, user role and authority combination can map to designated blocks chain.
Selectively, user role can be configured to administrator role and domestic consumer.
Selectively, authority can be configured to amendment, newly-built, read and/or delete.
Selectively, block chain also can be the data resource of other type.
According to a further aspect in the invention, the present invention also provides a kind of block catenary system rights management device, comprise: control module, for system after the success of user's login system, be the authority tree of root node with user according to user's registration information generation, authority tree is each level of child nodes with user role, authority and block chain; Judge module, for when user operates block chain, the authority tree that notice control module traverse user is corresponding, according to the traversing result of control module, judge whether user has lawful authority and carry out this operation to block chain, if having, allows to operate, if without, forbid operating.
Resource collection module, for collecting user profile, user role information, user right information and block chain, set up following set: user's set, user role set, user right set and the set of block chain.
Particularly, the process that the authority that control module sets up correspondence is set comprises: with each user for root sets up an authority tree; Second layer child node is set up according to user role; Corresponding authority according to user and each role sets up third layer child node; Leaf node is set up according to the block chain in the set of block chain.
Selectively, control module provides configuration mode to comprise: user role and authority can combination in any; Or user role and authority combination can map to designated blocks chain.
Selectively, role, authority configuration comprise: user role is configured to administrator role and domestic consumer role; Authority be configured to amendment, newly-built, read and/or delete.
The invention has the beneficial effects as follows: the right management method that the present invention proposes and device, adopt the rights management system that user, user role, user right and block chain object are separated, flexible control of authority is carried out by setting up authority tree, because authority tree has, the number of plies is few, the feature of updating decision, authority resource consumption can be reduced, and take into account the efficiency ensureing rights management.
Accompanying drawing explanation
Fig. 1 is the simple flow schematic diagram of block catenary system right management method provided by the invention.
Fig. 2 is the authority tree schematic diagram of block catenary system right management method provided by the invention.
Fig. 3 is the schematic flow sheet of block catenary system right management method provided by the invention.
Fig. 4 is the organigram of rights management device provided by the invention.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
The invention provides a kind of right management method, see Fig. 1, comprise the following steps:
S10, system is after the success of user's login system, and be the authority tree of root node with user according to user's registration information generation, authority tree is each level of child nodes with user role, authority and data resource;
S20, when user operates data resource, the authority tree that system goes user is corresponding, judges whether user has lawful authority and carry out this operation to data resource, if having, allows to operate, if without, forbid operating.
Wherein, information resources mentioned here can be the data acquisitions of store data, such as block chain resource, the operation that user carries out can be diversified, according to the demand sets itself of reality, usually can be, the operation such as the reading that data resource is carried out, amendment, newly-built, deletion.
Further, in above-mentioned steps S10, first, in order to set up authority tree, system needs to collect user profile, user role information, user right information and block chain resource, set up and comprise user's set, user role set, the database of authority set and the set of block chain, in the present invention, using user profile, user role information, user right information and block chain resource all as resource unified management.Then, system, according to user's set, role's set, authority set and block chain resource collection, sets up corresponding authority tree.Wherein, for each user in user's set, shown in Fig. 2, with each user for root sets up an authority tree, such as, respectively with user 1, user 2 and user 3 set up authority tree, and the authority tree that each user sets up is distinguished with different lines; The second layer child node of authority tree is set up according to user role set, same user can have multiple role, and such as user 1 can be administrator role, also can be domestic consumer role, user after login, can carry out resource access with the identity of which role by unrestricted choice; According to the third layer child node that the corresponding authority of user and each role is set as authority; According to the leaf node that the block chain resource in block chain resource collection is set as authority.Like this, with each user for root-> user role is for authority corresponding to second layer child node-> user role is for third layer child node-> block chain resource is for leaf node, authority tree corresponding to each user is just set up and completes.
Further, user role can have polytype, see Fig. 2, can be administrator role, domestic consumer role; Equally, authority also can have polytype operation, as shown in Fig. 2 authority tree, and newly-built, amendment, reading, deletion etc.; The authority that different user roles is corresponding different, can combination in any between Role and privilege.By the combinatorial mapping of Role and privilege to certain data resource, then reflect the concrete operations authority of this data resource.Role, between authority and mapping object, also can combination in any.The Role and privilege combination that system can map according to each data resource, judges the legitimacy that user accesses.
Further, tree can dynamically update authority, and the child node number of plies of authority tree can unconfinedly increase, and user role, user right information and data asset information can increase at any time, revise or delete, and can adapt to flexible and changeable use scenes.
Below in conjunction with Fig. 2 and referring to Fig. 3, further describe implementation procedure of the present invention.
Step S301, the first accessing system of user, needs to fill in necessary log-on message, and after succeeding in registration, input essential information login system, comprises user ID, password etc.
Step S302, system of users log-on message judges, if by certification, then forward step S303 to; Otherwise forward step S307 to.
Step S303, system generates corresponding authority tree according to the log-on message of user, and authority tree is root with user, is each level of child nodes with role, authority and block chain resource;
Step 304, user will carry out a certain operation to certain block block chain resource, the authority tree that system goes retrieval user is corresponding, such as, adopts the method such as depth-first retrieval or breath first search to carry out authority tree traversal and retrieval.
Step 305, find with target block chain resource as leaf node, and comprise the authority subtree of role corresponding to this user, inquire about the authority information of this user in the correspondence of this authority subtree, whether namely corresponding according to the resource lookup of the target block chain of the leaf node of this authority subtree authority comprises user's authority to be operated, if so, performs step 306, if not, then step 307 is performed.
Step 306, allows to carry out this operation.
Step 307, forbids carrying out this operation.
Wherein, operation here can specifically set as the case may be, such as, this operation can be amendment, newly-built, read and/or delete.
Based on same principle, the invention provides a kind of permission control device can revising configuration, dynamic expansion authority level flexibly, please refer to Fig. 4, permission control device logically comprises control module and judge module, control module is used for system after the success of user's login system, be the authority tree of root node with user according to user's registration information generation, authority is set with user role, authority and data resource (such as block chain) as each level of child nodes; Judge module is used for when user operates data resource, the authority tree that notice control module traverse user is corresponding, according to the traversing result of control module, judges whether user has lawful authority and carry out this operation to data resource, if have, allow to operate, if without, forbid operating.
In a kind of embodiment provided by the invention, permission control device also comprises resource collection module further, for collecting user profile, user role information, user right information and data resource, set up user's set, role's set, authority set and the set of block chain.
In one embodiment of the invention, the detailed process that the authority that control module sets up correspondence is set comprises: with each user for root sets up an authority tree; Second layer child node is set up according to user role; Set up corresponding authority according to user and each role and set up third layer child node; Leaf node is set up according to the block chain in the set of block chain.
Wherein, setting up in authority tree process, control module provides configuration parameter and pattern flexibly, includes but not limited to, user role and authority can combination in any; User role and authority combination can map to specific data resource.User role is configured to administrator role and domestic consumer; Authority be configured to amendment, newly-built, read and/or delete.
In sum, the right management method that the present invention proposes and device, due to the rights management system adopting user, user role, user right and block chain object to be separated, flexible control of authority is carried out by setting up authority tree, have that the number of plies is few, the feature of updating decision, authority resource consumption can be reduced, and take into account the efficiency of rights management.
In the description of this instructions, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this instructions or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. a block catenary system right management method, is characterized in that, comprising:
After user's successful log block catenary system, set with the authority that described user is root node according to user's registration information generation, described authority tree is each level of child nodes with user role, authority and block chain; And
When described user operates target block chain, the described authority tree that user described in system goes is corresponding, judge whether described user has lawful authority and carry out this operation to described target block chain, if having, allows to operate, if without, forbid operating.
2. block catenary system right management method as claimed in claim 1, is characterized in that, performs following steps before generating described authority tree:
After described block catenary system collects user profile, user role information, user right information and block chain information, set up following set: user's set, user role set, user right set and the set of block chain.
3. block catenary system right management method as claimed in claim 2, it is characterized in that, described method comprises further:
Described block catenary system is gathered according to described user, described user role set, described user right set and the set of described block chain, generate corresponding authority tree;
Described block catenary system is set up an authority with each user for root and is set;
Second layer child node is set up according to each user role;
Corresponding user right according to each user and each user role sets up third layer child node; And
Leaf node is set up according to the block chain in the set of described block chain.
4. block catenary system right management method as claimed in claim 3, it is characterized in that, described method comprises further:
By the combinatorial mapping of user role and user right to the block chain of specifying.
5. the block catenary system right management method according to any one of Claims 1 to 4, is characterized in that:
Described role is configured to administrator role and domestic consumer role; And
Described authority be configured to amendment, newly-built, read and/or delete.
6. a block catenary system rights management device, comprises control module and judge module, it is characterized in that:
Described control module is used for setting with the authority that described user is root node according to user's registration information generation after the success of user's login system, and described authority tree is each level of child nodes with user role, authority and block chain; And
Described judge module is used for notifying that when described user operates target block chain described control module travels through described authority tree corresponding to described user, according to the traversing result of control module, judge whether described user has lawful authority and carry out this operation to described target block chain, if have, allow to operate, if without, forbid operating.
7. block catenary system rights management device as claimed in claim 6, it is characterized in that, described permission control device also comprises further:
Resource collection module, for collecting user profile, user role information, user right information and block chain information, sets up following set: user's set, user role set, user right set and the set of block chain.
8. block catenary system rights management device as claimed in claim 6, is characterized in that, the step that described control module sets up corresponding authority tree comprises:
With each user for root sets up an authority tree;
Second layer child node is set up according to each user role;
Corresponding authority according to each user and each user role sets up third layer child node; And
Leaf node is set up according to the block chain in the set of block chain.
9. block catenary system rights management device as claimed in claim 6, it is characterized in that, described control module provides configuration mode to comprise:
The combinatorial mapping of user role and user right is to designated blocks chain.
10. block catenary system rights management device as claimed in claim 6, is characterized in that, described user role and the configuration of described user right comprise:
Described user role is configured to administrator role and domestic consumer role; And
Described user right be configured to amendment, newly-built, read and/or delete.
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