CN100484039C - Network management apparatus and network management method - Google Patents
Network management apparatus and network management method Download PDFInfo
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- CN100484039C CN100484039C CNB2007100904097A CN200710090409A CN100484039C CN 100484039 C CN100484039 C CN 100484039C CN B2007100904097 A CNB2007100904097 A CN B2007100904097A CN 200710090409 A CN200710090409 A CN 200710090409A CN 100484039 C CN100484039 C CN 100484039C
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Abstract
The provided network management device comprises: a network management module to generate SNMP requirement and receive back response message, a business function module for IDL interface, a storage module for mapping message to store the mapping relation message for managed OID in SNMP attribute management information and interface method name in IDL interface, a protocol adaptation module to converse between SNMP and IDL message according to said mapping message. This invention reduces workload and cost for software development.
Description
Technical field
The present invention relates to telecommunication technology, especially a kind of network administration apparatus and network management.
Background technology
Along with rapid development of computer technology, the user also increases gradually to the demand of every function, at present, has been difficult to independently realize a certain function by single computer, and all multi-functional need are realized by means of huge with complicated computer network system.The technology of each computer inter connection intercommunication is the key that forms computer network.Therefore, just need to cover computer network and the large-scale management system of framework on computer network system, this management system needs usually by means of some software, for example: present the most frequently used telesoftware, realize its management function.Telesoftware can simply be divided into two parts on function, first is a business side, and this part is invisible to the user, but has carried the business function of most of reality; Second portion is a management-side, and the function of this part is that the attribute of business side, functional interface are come out, and the user can be provided with or adjust attribute, the function of business side, is equivalent to the external management interface of business side.
At present, varied in business side with the employed agreement of communicating by letter between the management-side, for example: Simple Network Management Protocol (Simple Network ManagementProtocol is adopted in the management of hardware attributes basically, hereinafter to be referred as: SNMP), dimension is surveyed then more other puppy parc of employing of management of class, for example: Simple Object Access Protocol (Simple Object Access Protocol is called for short SOAP).Therefore, if will realize comprehensive management to computer network system, the software developer just need be on various protocols the software of development management side, and because the look ﹠ feel difference that different agreement is used, the keeper need carry out different management by the administration interface of different-style.
Because a computer network system usually by the product composition of many different manufacturers, make things convenient for, unifies, manage effectively a computer network system, just needs each product to have unified management interface, follows the NMP of a standard that is:.Like this, the network management product of a producer just can be managed the product of other producers, can also exchange of management information between the network management product of different manufacturers.SNMP is exactly the NMP of a qualified standard, has become the webmaster standard of industry at present.
Have among the SNMP management information bank (Management Information Base, hereinafter to be referred as: MIB), it is the structure set of all managed objects of safeguarding of equipment.In MIB, managed object is according to hierarchy type tree structure tissue, and MIB stores managed object information in a kind of mode of multiway tree, and this multiway tree is referred to as the MIB tree.In MIB tree, each leaf node is represented a managed object, the object identifier of this managed object (Object Identifier, hereinafter to be referred as: OID) be path from root to this leaf node.As shown in Figure 1, an institutional framework principle schematic of setting for prior art MIB.Among Fig. 1, the OID of object B represents that with path 20.23.31.24 the OID of object A then represents with path 20.23.31.22.87.Here only be the institutional framework principle example of MIB tree, in the practical application, the MIB tree structure of standard in SNMP, by (the International Organization for Standardization of International Standards Organization, hereinafter to be referred as: ISO) (International Telecommunication Union is hereinafter to be referred as ITU) managed together with International Telecommunications Union.
Managed object can be divided into two kinds of scalar sum table amounts.Wherein, scalar is meant that this managed object is single data, and the table amount is meant that this managed object is a bivariate table.At present, SNMP has released v1, v2, three versions of v3, and several action types that the v3 version is supported are as shown in table 1 below:
The action type that table 1 SNMP v3 version is supported
| Action type | Action Specification |
| Get | Obtain the value of special object |
| GetNext | The value of obtaining object of traversal |
| Set | Revise or create object |
| Traps | Report critical event (need not response) |
| Informs | The Traps message that need meet with a response |
| Get-Bulk | Obtain a part of data |
In the action type shown in the table 1, it is Get and Set that practical application gets more action type, and for scalar, Get is exactly a value of obtaining this scalar, and Set is provided with its value exactly; And the his-and-hers watches amount relatively will be complicated, Get is divided into and obtains full table and tape index and obtain a record in the table, obtain full table and be meant the requesting party as long as the named list object, without out of Memory, the recipient receives all records that return whole table object after the request, tape index obtains a value that record then is requesting party's assigned indexes field in the table, and the recipient determines one and writes down and return to the requesting party according to the value of this index field is unique in table.Set is divided into establishment, revises and three kinds of operations of a record of deletion, and these three kinds of operations all need to issue with the value of all fields in the record.
IDL (Interface Difine Language, hereinafter to be referred as: IDL) be interface language between a kind of service object who is used to describe the target client that produces the object reference request and request call, it is data of description type and method frame, and its function is provided by the service object who realizes this interface.The user can propose service request to the service object according to the method that it is described, and sends service request just as local method call, no matter the service object is in this locality or at far-end.
At present, be used for the SNMP request is converted to the SNMP++ code that IDL calls by SNMP Agent++ incremental development, mapping relations between the SNMP request of surveying interface corresponding to dimension is called with IDL are bundled in the SNMP++ code, and each dimension survey interface of corresponding business side is changed with corresponding SNMP++ code respectively.The inventor finds in the process of invention, when upgrading of dimension brake or increase, just need to increase the dimension that realizes the respective dimension brake and survey interface, thereby need to increase the IDL interface, and according to prior art, because mapping relations are bundled in the SNMP++ code, logic is fixed, dimension of every increase is surveyed interface, because the mapping relations between needs change SNMP request and IDL call, revise the SNMP++ code with regard to needing, construct a SNMP++ code and be complementary with the dimension survey interface that increases newly with redaction of new mapping function; And, also needing realizing that the SNMP request is converted to the whole SNMP++ code that IDL calls makes amendment, the workload that needs is bigger, and required cost is very high.
Summary of the invention
Embodiment of the invention technical problem to be solved is: the mapping relations between in the prior art SNMP request being called with IDL are bundled in the SNMP++ code that realization changes between the two, logic is fixed, when upgrading of dimension brake or increase, need to revise the SNMP++ code.
According to an aspect of the present invention, provide a kind of network administration apparatus, comprised the network management module that is used to generate the SNMP request and receives the SNMP response information of returning, the business function module with being used for executive's interface definitional language IDL interface function also comprises:
The map information memory module is used for storing the mapping relations information between the interface method name of IDL interface in the object identifier of snmp community management information managed object and the IDL interface interchange information;
The protocol adaptation module is used for according to described mapping relations information, obtain with SNMP request in the corresponding interface interchange information of attribute management information of carrying, and generate IDL call request information, and call the result according to the IDL that IDL call request information produces and generate SNMP response information according to interface interchange information.
According to another aspect of the present invention, provide a kind of network management, may further comprise the steps:
After receiving SNMP request, snmp community management information that inquiry is set up in advance and the mapping relations information between the IDL IDL interface interchange information are obtained and the corresponding IDL interface interchange information of attribute management information of carrying during described SNMP asks; Generate IDL call request information according to described interface interchange information; Carry out described IDL call request information; Call the result by the IDL that carries out described IDL call request information generation and generate SNMP response information.
The embodiment of the invention is by the management of SNMP realization to all IDL interfaces, the network management function unification of telecommunications application system is realized by SNMP, set up the mapping relations information between snmp community management information and the IDL interface interchange information in advance and be stored in the map information memory module, by the mapping relations information of protocol adaptation module according to storage, between SNMP information and IDL information, change, realized that the map information storage is independent with the service logic of protocol adaptation, like this, when dimension survey interface variation causes the IDL interface variation, for example: when increasing new IDL interface or deleting existing IDL interface, the corresponding mapping relations information that only needs to upgrade in the map information memory module gets final product, need not the Executive Module of protocol adaptation is made amendment, compared with prior art, business realizing is flexible, easy and simple to handle, required workload is little, and cost is low.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the institutional framework principle schematic of prior art MIB tree.
Fig. 2 is the structural representation of network administration apparatus embodiment of the present invention.
Fig. 3 is the structural representation of another embodiment of network administration apparatus of the present invention.
Fig. 4 is the flow chart of network management embodiment of the present invention.
Fig. 5 is the flow chart of another embodiment of network management of the present invention.
Fig. 6 is the flow chart of the another embodiment of network management of the present invention.
Embodiment
Because the information of carrying in the IDL call request is interface interchange information, and what carry in the SNMP request is attribute management information, the embodiment of the invention is set up the mapping relations information between snmp community management information and the IDL interface interchange information in advance, after receiving the SNMP request, according to the mapping relations information of setting up in advance the SNMP request is converted to the IDL call request, after the IDL call request that is finished, call the result by IDL again and generate SNMP response information.
Figure 2 shows that the structural representation of network administration apparatus embodiment of the present invention, this network administration apparatus comprises network management module 1, map information memory module 2, protocol adaptation module 3 and business function module 4.
Wherein, network management module 1 is arranged at management-side, and its function is with of the prior art identical, is used for the data of receiving network managing person's input, and according to network manager's indication, generates the SNMP request, and receive the SNMP response information of returning.
Map information memory module 2 is used to store the mapping relations information between snmp community management information and the IDL interface interchange information, and it is arranged at business side, in addition, also can be arranged at management-side.Wherein, attribute management information comprises the OID of managed object, and interface interchange information comprises the interface method name of IDL interface, and this interface method name comprises interface name and method name two parts of IDL interface.
The information of carrying in the IDL call request is IDL interface interchange information, generally, it comprises two parts content: a part is the interface method name of calling, this part may further include the parameter name tabulation of interface method name, wherein the interface method name is made of interface name and method name, and another part is the parameter value tabulation of interface method; And the SNMP request also comprises two parts information: a part is the OID of managed object, and a part is the object value of managed object.Therefore, between SNMP information and IDL information, change, then need between OID and interface method name or interface method name and parameter name thereof, do a mapping, the relevant parameter value of object value as parameter name.
Because scalar is a single value, therefore, when the interface method that calls as IDL does not have parameter or has only the parameter of a fundamental type, interface method name or interface method name and parameter name thereof could be mapped as scalar OID, if parameter is arranged, then adopt the parameter value of the object value of managed object,, then the object value of managed object among the SNMP is not shone upon processing if there is not parameter as the relevant parameter name.When the parameter decomposition one-tenth of interface method name surpasses one as the number behind the fundamental types such as integer, character, character string, need the use table to measure and represent parameter information, promptly with parameter name tabulation expression parameter name.Field number in the bivariate table, corresponding one by one, as shown in table 2 with the number after the parameter decomposition of this interface method name becomes fundamental type, be concrete mapping ruler example between IDL type, mib object type and the SNMP action type:
Mapping ruler between table 2 IDL type, mib object type and the SNMP action type
| The IDL type | The mib object type | The SNMP action type |
| Printenv | Scalar | Set, the simple setting |
| An input parameter is only arranged | Scalar | Set, the simple setting |
| An output parameter is only arranged | Scalar | Get, the simple setting |
| Surpass a parameter, input is wherein arranged, output is also arranged | The table amount | Get, tape index search a record |
| Surpassing a parameter, all is output parameter | The table amount | Get, tape index is not searched all records |
| Surpassing a parameter, all is input parameter | The table amount | Set revises a record |
The content of record comprises interface name and method name in the map information memory module 2, and OID.The mapping relations information of storage can dynamically update in the map information memory module 2, when new IDL interface will be managed by network management module 1 by SNMP, as long as new mapping relations information is added to map information memory module 2; When deleting existing IDL interface, the mapping relations information that also can from map information memory module 2, delete this IDL interface.
Adopt map information memory module Storage Mapping relation information, and adopt the protocol adaptation module between SNMP information and IDL information, to change, realized that the map information storage is independent with the service logic of protocol adaptation, when dimension survey interface variation caused the IDL interface variation, the corresponding mapping relations information that only needs to upgrade in the map information memory module got final product, and need not the Executive Module of protocol adaptation is made amendment, business realizing is flexible, easy and simple to handle, required workload is little, and cost is low.
As shown in Figure 3, structural representation for another embodiment of network administration apparatus of the present invention, the network administration apparatus of this embodiment also comprises parameter information memory module 5, the parameter information that is used for the IDL interface that storage service functional module 4 provides, the interface method name corresponding parameters list of file names that comprises the IDL interface, if have only the parameter of a fundamental type, then this parameter information comprises the interface method name corresponding parameters name of IDL interface, and this parameter information memory module 5 can be provided with and renewal by the keeper.Protocol adaptation module 3 is according to the mapping relations information of record in the map information memory module 2, the interface method name of the IDL interface corresponding with the OID of managed object is obtained in realization, and from parameter information memory module 5, obtain the parameter information of IDL interface of the interface method name of this IDL interface, realize OID and IDL interface the interface method name and mapping, between SNMP information and IDL information, change.The parameter information memory module is set stores the parameter information of IDL interface, the conversion when having realized in the interface method that IDL calls parameter being arranged between SNMP information and the IDL information.
In the embodiment shown in fig. 3, be provided with parameter update unit 41 in the business function module 4, when business function module 4 starts the IDL interfaces, the parameter information of the IDL interface that parameter update unit 41 provides to parameter information memory module 5 these business function module 4 of registration; When business function module 4 was out of service, the parameter information of its registration was nullified in parameter update unit 41 from parameter information memory module 5.When starting, registers the IDL interface its parameter information by business function module, realized the timely registration of parameter information and abundant in content, real-time update to parameter information in the parameter information memory module, when it is out of service, nullify the parameter information of its registration, avoid unavailable parameter information to take memory space again, improved operating factor of memory space.
In the practical application, adaptive in running between the object value of the parameter information of IDL interface and SNMP managed object.After protocol adaptation module 3 receives the SNMP solicited message, can in map information memory module 2, search corresponding interface method name according to the OID of managed object, and then parameter name or the parameter name of searching this interface method name from parameter information memory module 5 are tabulated, and whether the number of the object value in the number of judging input parameter in the parameter name tabulation and the SNMP request message equates, if equate, then protocol adaptation module 3 is with the parameter value of object value as parameter name in the parameter name tabulation, generate IDL call request information by this parameter value and corresponding interface method name, if unequal, then protocol adaptation module 3 is returned the response message of SNMP request failure to network management module 1.
In the foregoing description, parameter information memory module 5 can be wholely set with map information memory module 2.
The above-mentioned network administration apparatus that the embodiment of the invention provides can be stored in the computer read/write memory medium, and this storage medium can be ROM/RAM, magnetic disc, CD etc.
Figure 4 shows that the flow chart of network management embodiment of the present invention, it may further comprise the steps:
The SNMP request that step 11, protocol adaptation module 3 receiving network managing modules 1 generate, according to the snmp community management information in the SNMP request, obtain the corresponding IDL interface interchange information of snmp community management information of carrying in asking with described SNMP in the mapping relations information from map information memory module 2 between snmp community management information storage, that set up in advance and the IDL interface interchange information;
Step 12, generate IDL call request information according to IDL interface interchange information;
Step 13, business function module 4 are carried out and the corresponding IDL interface function of IDL call request information, produce IDL and call the result, and this IDL is called the result return protocol adaptation module 3;
Step 14, protocol adaptation module 3 are called the result according to IDL and are generated SNMP response information.And this SNMP response message sent to network management module 1.
Figure 5 shows that the flow chart of another embodiment of network management of the present invention, it can be realized by network administration apparatus shown in Figure 2, may further comprise the steps:
The data of step 101, network management module 1 receiving network managing person input, indication according to the network manager, generate the SNMP request, and this SNMP request sent to protocol adaptation module 3, wherein, carry attribute management information in the SNMP request, comprise the OID of managed object, this SNMP requested operation type can be Get or Set.
After step 102, protocol adaptation module 3 receive the SNMP request, according to the snmp community management information of storage in the map information memory module 2 and the mapping relations information between the IDL interface interchange information, inquiry obtain with SNMP request in the corresponding interface interchange information of attribute management information of carrying, that is: obtain the interface method name corresponding with OID.
After step 104, business function module 4 receive IDL call request information, carry out the corresponding interface function, and return to protocol adaptation module 3 and to carry out the IDL that this IDL call request produced and call the result.
Based on network administration apparatus shown in Figure 3, when business function module 4 starts, the parameter information of the IDL interface that the parameter update unit 41 in the business function module 4 provides to these business function module 4 of parameter information memory module 5 registration comprises the tabulation of parameter name or parameter name; When business function module 4 was out of service, the parameter information of its registration was nullified in parameter update unit 41 from parameter information memory module 5.Accordingly, utilize the flow process of another embodiment of the network management of network administration apparatus shown in Figure 3, as shown in Figure 6, it may further comprise the steps:
The data of step 201, network management module 1 receiving network managing person input according to network manager's indication, generate the SNMP request, and this SNMP request sent to protocol adaptation module 3, wherein, carry attribute management information in the SNMP request, comprise the OID and the object value of managed object.
After step 202, protocol adaptation module 3 receive the SNMP request, according to snmp community management information and the mapping relations information between the IDL interface interchange information of storage in the map information memory module 2, inquiry is obtained and the corresponding interface method name of OID of carrying during SNMP asks.
The parameter information of the IDL interface of step 203, protocol adaptation module 3 query argument information storage modules 5 registrations obtains the parameter information of the interface method name that inquires, that is: parameter name or parameter name tabulation.
After step 209, business function module 4 receive IDL call request information, carry out the corresponding interface function, and return to protocol adaptation module 3 and to carry out the IDL that this IDL call request produced and call the result.
The useful technique effect that the embodiment of the invention is total:
The network management function unification of telecommunications application system is realized by SNMP, realized that the map information storage is independent with the service logic of protocol adaptation, when dimension survey interface variation causes the IDL interface variation, the corresponding mapping relations information that only needs to change in the map information memory module gets final product, need not the Executive Module of protocol adaptation is made amendment, business realizing is flexible, and is easy and simple to handle, required workload is little, and cost is low.
It should be noted last that: above embodiment is only in order to illustrating technical scheme of the present invention, but not the present invention is made restrictive sense.Although the present invention is had been described in detail with reference to above-mentioned preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement technical scheme of the present invention, and this modification or be equal to the spirit and scope that replacement does not break away from technical solution of the present invention.
Claims (11)
1, a kind of network administration apparatus comprises the network management module that is used to generate the SNMP request and receives the SNMP response information of returning, and the business function module with being used for executive's interface definitional language IDL interface function is characterized in that, also comprises:
The map information memory module is used for storing the mapping relations information between the interface method name of IDL interface in the object identifier of snmp community management information managed object and the IDL interface interchange information;
The protocol adaptation module is used for according to described mapping relations information, obtain with SNMP request in the corresponding interface interchange information of attribute management information of carrying, and generate IDL call request information, and call the result according to the IDL that IDL call request information produces and generate SNMP response information according to interface interchange information.
2, network administration apparatus according to claim 1 is characterized in that, also comprises:
The parameter information memory module is used to store the parameter information of IDL interface, and this parameter information comprises the interface method name corresponding parameters list of file names or the parameter name of IDL interface;
Described protocol adaptation module is used for according to described mapping relations information, realize the interface method name of described object identifier and described IDL interface, and the mapping between the parameter information of the corresponding IDL interface of the interface method name of the interface method name of described object identifier and this IDL interface and this IDL interface, between SNMP information and IDL information, change.
3, network administration apparatus according to claim 2 is characterized in that, described business function module comprises:
The parameter update unit, be used for when described business function module starts, register the parameter information of the IDL interface that described business function module provides to described parameter information memory module, and when described business function module is out of service, nullify the parameter information of the IDL interface of described business function module registration.
According to claim 2 or 3 described network administration apparatus, it is characterized in that 4, described parameter information memory module and described map information memory module are wholely set.
5, a kind of network management is characterized in that, may further comprise the steps:
After receiving SNMP request, snmp community management information that inquiry is set up in advance and the mapping relations information between the IDL IDL interface interchange information are obtained and the corresponding IDL interface interchange information of attribute management information of carrying during described SNMP asks; Generate IDL call request information according to described interface interchange information; Carry out described IDL call request information; Call the result by the IDL that carries out described IDL call request information generation and generate SNMP response information.
6, network management according to claim 5, it is characterized in that, also comprise: when business function module starts, register the parameter information of the IDL interface that this business function module provides, this parameter information comprises the interface method name corresponding parameters list of file names or the parameter name of described IDL interface.
7, network management according to claim 6 is characterized in that, also comprises the object value of managed object in the described snmp community management information; According to the mapping relations information between snmp community management information and the IDL interface interchange information, obtaining the interface interchange information corresponding with the attribute management information of carrying in the described SNMP request is specially: according to the mapping relations information between snmp community management information and the IDL interface interchange information, obtain the corresponding interface method name of object identifier with the managed object that carries during SNMP asks; The parameter information of the IDL interface of inquiry and registration obtains described interface method name corresponding parameters list of file names or parameter name.
8, network management according to claim 7, it is characterized in that, the parameter information of the IDL interface of inquiry and registration, when in described interface method name corresponding parameters information, having input parameter, whether the number of judging described object value equates with the number of described input parameter, if equate, then generate IDL call request information by described interface interchange information; If unequal, then return the response message that the SNMP request is failed.
9, network management according to claim 8 is characterized in that, generates IDL call request information by described interface interchange information and is specially:
Order according to input parameter in the described parameter name tabulation is filled into described object value in the input parameter one by one as parameter value, generates IDL call request information by described interface method name and the input parameter of inserting parameter value.
10, according to any described network management of claim 6 to 9, it is characterized in that, call the result and generate SNMP response information and be specially by carrying out IDL that described IDL call request information produces:
Receive carry out IDL that described IDL call request information produces and call the result after, this IDL is called the result inserts in the SNMP response bag, generate and ask successfully or ask the SNMP response information of failing; If this IDL calls and comprises output parameter among the result, then also this output parameter is inserted described SNMP response information.
11, according to any described network management of claim 6 to 9, it is characterized in that, also comprise: when business function module is out of service, nullify the parameter information of its registration.
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| CN101552695B (en) * | 2009-05-06 | 2011-07-13 | 中兴通讯股份有限公司 | A unified network management method and system for multi-disciplinary networks |
| JP5716390B2 (en) * | 2010-12-27 | 2015-05-13 | セイコーエプソン株式会社 | Network communication method, network communication system, network communication device, and program thereof |
| CN102082797A (en) * | 2011-01-21 | 2011-06-01 | 中兴通讯股份有限公司 | Method and device for carrying out protocol analysis processing on data streams |
| CN103036732B (en) * | 2011-09-30 | 2015-11-18 | 方正宽带网络服务有限公司 | A kind of method of network monitoring process, system and equipment |
| CN102520960A (en) * | 2011-12-21 | 2012-06-27 | 珠海许继芝电网自动化有限公司 | Interface automatic generating system and interface automatic generating method |
| CN103379086A (en) * | 2012-04-11 | 2013-10-30 | 联想(北京)有限公司 | Method for realizing hot-plugging data interaction and data service center |
| CN105357034B (en) * | 2015-10-20 | 2018-11-20 | 广州海格通信集团股份有限公司 | Leaf node creating device and communication means and system based on SNMP |
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| CN110933114B (en) * | 2019-12-30 | 2022-04-26 | 京信网络系统股份有限公司 | Configuration parameter management method, device, storage medium and control terminal |
| CN114500215B (en) * | 2022-04-14 | 2022-07-26 | 深圳创新科技术有限公司 | Centralized management method, device and equipment of storage equipment and readable storage medium |
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