CN102694675A - Asynchronous communication method and device based on SNMP (Simple Network Management Protocol) - Google Patents
Asynchronous communication method and device based on SNMP (Simple Network Management Protocol) Download PDFInfo
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- CN102694675A CN102694675A CN2011100745754A CN201110074575A CN102694675A CN 102694675 A CN102694675 A CN 102694675A CN 2011100745754 A CN2011100745754 A CN 2011100745754A CN 201110074575 A CN201110074575 A CN 201110074575A CN 102694675 A CN102694675 A CN 102694675A
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Abstract
The invention discloses an asynchronous communication method and device based on an SNMP (Simple Network Management Protocol), which are used for processing an asynchronous message on the basis of the SNMP so as to increase message processing efficiency and effectively avoid overtime of management stations due to overlong waiting time and improve the performances of the management stations. The asynchronous communication method comprises the following steps: an SNMP agency module receives an SNMP message sent by each management station and analyses the SNMP messages, registers a command processing object according to the analyzed SNMP message, wherein the command processing object at least contains the processing state of the SNMP message and the SNMP message identification; and the SNMP agency module generates an asynchronous message carrying the SNMP message identification according to the analyzed SNMP message, issues the asynchronous message to a service processing module for carrying out task processing, receives a returned asynchronous response message carrying the SNMP message identification, determines a corresponding command processing object and updates the processing state of the SNMP message, and constructs an SNMP response message and sends the constructed SNMP response message to the corresponding management station.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of asynchronous communication method and device based on snmp protocol.
Background technology
(Simple Network Management Protocol SNMP) is the standard application layer protocol that is used for managing network device in the network to Simple Network Management Protocol.In NMS based on snmp protocol; Management station utilizes the equipment of all support snmp protocols on the snmp protocol remote monitoring and administration network; The equipment of being managed promptly is a network node (like terminal, router, hub etc.), and management station mainly is responsible for the surveillance equipment state, revises equipment disposition, receives event alert etc.NMS based on snmp protocol generally adopts client/server (Client/Server) structure or management station/agency (Manager/Agent) structure; Wherein, The agency is mounted in the software program on the managed devices; It has local related administrative information, and is responsible for converting this management information into the form compatible mutually with SNMP.
At present, snmp protocol is only supported synchronous communication, promptly accomplish in first operation to a certain management station, and in corresponding management station etc. by the time just can carry out second operation after replying.In the practical application,, often need insert a plurality of management stations simultaneously to transport communication equipment; The synchronous communication mechanism of SNMP just may cause each management station apparatus for operating communication simultaneously; Performance when also just making each management station apparatus for operating communication is different, when and data volume communication equipment more in management station is big, may cause part management station owing to waits for too long causes operation overtime in addition; Thereby reduced the performance of management station, influenced user's use.
Summary of the invention
The present invention provides a kind of asynchronous communication method and device based on snmp protocol; Handle in order to carry out asynchronous message based on snmp protocol; Improve Message Processing efficient, and avoided management station overtime effectively, improved the performance of management station owing to waits for too long causes.
The concrete technical scheme that the embodiment of the invention provides is following:
A kind of asynchronous communication method based on snmp protocol comprises:
The SNMP proxy module receives the Simple Network Management Protocol SNMP message of each management station's transmission and resolves;
Said SNMP proxy module is to the SNMP message log-in command process object after resolving; At least the treatment state and the SNMP message identification that comprise said SNMP message in this command process object; And generate the asynchronous message carry the SNMP message identification according to the SNMP message after the said parsing, this asynchronous message is issued to Service Processing Module carries out task and handle;
Said SNMP proxy module receives said Service Processing Module and carries out the asynchronous response message of carrying the SNMP message identification returned after task is handled; Confirm the corresponding command process object and upgrade the treatment state of SNMP message that structure SNMP response message is sent to corresponding management station.
A kind of asynchronous communication device based on snmp protocol comprises:
First processing unit is used for the SNMP proxy module and receives the Simple Network Management Protocol SNMP message that each management station sends and resolve;
Second processing unit; Be used for said SNMP proxy module to the SNMP message log-in command process object after resolving; At least the treatment state and the SNMP message identification that comprise said SNMP message in this command process object; And generate the asynchronous message carry the SNMP message identification according to the SNMP message after the said parsing, this asynchronous message is issued to Service Processing Module carries out task and handle;
The 3rd processing unit; Being used for said SNMP proxy module receives said Service Processing Module and carries out the asynchronous response message of carrying the SNMP message identification returned after task is handled; Confirm the corresponding command process object and upgrade the treatment state of SNMP message that structure SNMP response message is sent to corresponding management station.
Based on technique scheme; In the embodiment of the invention; The SNMP proxy module is through the SNMP message that receives each management station and send and resolve; And, in this command process object, preserve the treatment state and the SNMP message identification of SNMP message to the SNMP message log-in command process object after resolving, generate the asynchronous message that carries the SNMP message identification according to the message after resolving again; Being issued to Service Processing Module carries out receiving asynchronous response message after task is handled; SNMP message identification according to carrying in this asynchronous response message is confirmed the corresponding command process object, behind the treatment state of renewal SNMP message, constructs the SNMP response message again and is sent to corresponding management station.Thereby realized parallel processing to the SNMP message; Promptly realized handling based on the asynchronous message of snmp protocol; The temporal waste of having avoided SNMP message of each processing to be brought; Improved Message Processing efficient, also avoided management station overtime effectively, improved the performance of management station owing to waits for too long causes.
Description of drawings
Fig. 1 is based on the asynchronous communication system Organization Chart of snmp protocol in the embodiment of the invention;
Fig. 2 is for comprising the device structure sketch map of SNMP proxy module in the embodiment of the invention;
Fig. 3 is based on the asynchronous communication structure drawing of device of snmp protocol in the embodiment of the invention;
Fig. 4 is based on the asynchronous communication method flow diagram of snmp protocol in the embodiment of the invention.
Embodiment
In order to carry out asynchronous communication based on snmp protocol; Realize the asynchronous process of message; Improve Message Processing efficient; And avoid management station overtime owing to waits for too long causes, to improve the performance of management station, the embodiment of the invention provides a kind of asynchronous communication method and device based on snmp protocol.This method is: the SNMP proxy module receives the SNMP message of each management station's transmission and resolves; To the SNMP message log-in command process object after resolving; At least the treatment state and the SNMP message identification that comprise the SNMP message in this command process object; And generate the asynchronous message that carries the SNMP message identification according to the SNMP message after resolving; This asynchronous message is issued to Service Processing Module carries out the task processing; And receive this Service Processing Module and carry out the asynchronous response message of carrying the SNMP message identification returned after task is handled, confirm the corresponding command process object and upgrade the treatment state of SNMP message that structure SNMP response message is sent to corresponding management station.
Below in conjunction with accompanying drawing the preferred embodiment of the invention is elaborated.
Shown in accompanying drawing 1, in the embodiment of the invention, mainly comprise management station 10 and the equipment 11 that comprises the SNMP proxy module based on the asynchronous communication system of snmp protocol, wherein,
The equipment 11 that comprises the SNMP proxy module; The SNMP proxy module is used to receive the SNMP message of each management station's transmission and resolve; To the SNMP message log-in command process object after resolving; At least the treatment state and the SNMP message identification that comprise the SNMP message in this command process object; And generating the asynchronous message that carries the SNMP message identification according to the SNMP message after resolving, the Service Processing Module that this asynchronous message is issued to equipment 11 carries out task to be handled, and receives this Service Processing Module and carry out the asynchronous response message of carrying the SNMP message identification returned after task is handled; Confirm the corresponding command process object and upgrade the treatment state of SNMP message that structure SNMP response message is sent to corresponding management station.
Shown in accompanying drawing 2, in the embodiment of the invention, the equipment that comprises the SNMP proxy module mainly comprises SNMP proxy module 201 and Service Processing Module 202, wherein,
Based on the said system framework, shown in accompanying drawing 3, in the embodiment of the invention, mainly comprise following processing unit based on the asynchronous communication device of snmp protocol:
The 3rd processing unit 303; Being used for the SNMP proxy module receives Service Processing Module and carries out the asynchronous response message of carrying the SNMP message identification returned after task is handled; Confirm the corresponding command process object and upgrade the treatment state of SNMP message in this command process object that structure SNMP response message is sent to corresponding management station.
Based on the said system framework, shown in accompanying drawing 4, in the embodiment of the invention, the detailed process that carries out asynchronous communication based on snmp protocol is following:
Step 401:SNMP proxy module receives the SNMP message of each management station's transmission and resolves.
In the embodiment of the invention; SNMP proxy module in the equipment receives the SNMP message of each management station's transmission simultaneously and is saved to message queue respectively; Order according to first in first out is obtained the SNMP message from this message queue; And resolve according to the form of setting in the SNMP proxy module, behind SNMP message of every parsing, from message queue, obtain next bar SNMP message and resolve.The form of setting in the SNMP proxy module of distinct device is also inequality.
For example; The SNMP message that SNMP proxy module in the equipment sends based on user datagram (UDP) communication protocol receiving management station; And be saved to message queue, whether be empty, when confirming this message queue non-NULL if adopting preset time to inquire about this message queue at interval; Order according to first in first out is therefrom obtained the SNMP message in the message queue, and resolves the form of setting in the SNMP proxy module to convert into.
Step 402:SNMP proxy module is to the SNMP message log-in command process object after resolving; At least the treatment state and the SNMP message identification that comprise the SNMP message in this command process object; And generate the asynchronous message that carries the SNMP message identification according to the SNMP message after resolving, this asynchronous message is issued to Service Processing Module carries out task and handle.
Wherein, the SNMP message identification also can be used to identify the corresponding management station of this SNMP message.Can also comprise the SNMP command code in the command process object, SNMP message information that issues and SNMP response message information.
In the embodiment of the invention, the treatment state of SNMP message is at least any one in initialization login state, timeout mode, status of fail or the success status.According to the difference of practical application scene, can reset the treatment state of SNMP message, be not limited in above 4 kinds.
In the embodiment of the invention, be respectively the SNMP message log-in command process object after each bar is resolved, and the treatment state of the SNMP message that comprises in the command process object is made as the initialization login state.
For example, to the SNMP message after resolving, the data structure that adopts during the log-in command process object is following:
Step 403:SNMP proxy module receives Service Processing Module and carries out the asynchronous response message of carrying the SNMP message identification returned after the Business Processing; Confirm the corresponding command process object and upgrade the treatment state of SNMP message in this command process object that structure SNMP response message is sent to corresponding management station.
In the embodiment of the invention, in the asynchronous response message that the Service Processing Module in the equipment carries out returning after the Business Processing, carry processing result information.The SNMP proxy module receives Service Processing Module and carries out the asynchronous response message returned after task is handled, according to the treatment state of SNMP message in the processing result information update command process object of carrying in this asynchronous response message.For example, if the processing result information of carrying in the asynchronous response message is a processing overtime, then the treatment state with SNMP message in the command process object is updated to overtime; If the processing result information of carrying in the asynchronous response message is for handling failure, then the treatment state with SNMP message in the command process object is updated to failure; If the processing result information of carrying in the asynchronous response message is for to handle successfully, then the treatment state with SNMP message in the command process object is updated to successfully.
Preferably; During according to the treatment state of SNMP message in the asynchronous response message update command process object; According to the SNMP message identification that asynchronous response message is carried, confirm and this SNMP message identification corresponding command process object, and upgrade the treatment state of SNMP message in this command process object.
Wherein, SNMP message identification according to asynchronous response message is carried is confirmed the corresponding command process object; After upgrading the treatment state of SNMP message in this command process object; If confirm that the treatment state of SNMP message in this command process object is non-init state, with this command process object deletion, and structure SNMP response message is sent to corresponding management station.For example, the treatment state of confirming SNMP message in the command process object is non-init state, and during structure SNMP response message, the encapsulation function that directly calls in the snmp protocol is formed response message, directly sends to corresponding management station through UDP communication protocol.
Preferably, when structure SNMP response message is sent to corresponding management station, according to the SNMP message identification that comprises in the command process object, confirms the management station that this SNMP message is corresponding, and the SNMP response message is sent to this management station.
Based on technique scheme; In the embodiment of the invention; The SNMP proxy module is through the SNMP message that receives each management station and send and resolve, and to the SNMP message log-in command process object after resolving, in this command process object, preserves the treatment state and the SNMP message identification of SNMP message; Generate the asynchronous message that carries the SNMP message identification according to the message after resolving again; The Service Processing Module that is issued to equipment carries out task and handles the asynchronous response message of back reception, confirms the corresponding command process object according to the SNMP message identification that carries in this asynchronous response message, upgrades the treatment state of SNMP message; When the treatment state of confirming SNMP was non-initialization login state, structure SNMP response message was sent to corresponding management station.Thereby realized parallel processing to the SNMP message; Promptly realized handling based on the asynchronous message of snmp protocol; The temporal waste of having avoided SNMP message of each processing to be brought; Improved Message Processing efficient, also avoided management station overtime effectively, improved the performance of management station owing to waits for too long causes.Wherein, The SNMP message that each management station that receives is simultaneously sent is saved to message queue; From this message queue, obtain the SNMP message according to the order of first in first out and resolve, behind SNMP message of every parsing, from message queue, obtain next bar message again and resolve; And corresponding each bar SNMP message log-in command process object; State according to the command process object sends the SNMP response message to management station, has guaranteed the parallel processing that SNMP packet parsing and message are replied, and feasible processing procedure to each SNMP message is independent of each other.And technical scheme provided by the present invention need not to change the form of SNMP message, also need not to set different handling processes to different type of messages, more need not additional overhead, realize simple.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. the asynchronous communication method based on snmp protocol is characterized in that, comprising:
The SNMP proxy module receives the Simple Network Management Protocol SNMP message of each management station's transmission and resolves;
Said SNMP proxy module is to the SNMP message log-in command process object after resolving; At least the treatment state and the SNMP message identification that comprise said SNMP message in this command process object; And generate the asynchronous message carry the SNMP message identification according to the SNMP message after the said parsing, this asynchronous message is issued to Service Processing Module carries out task and handle;
Said SNMP proxy module receives said Service Processing Module and carries out the asynchronous response message of carrying the SNMP message identification returned after task is handled; Confirm the corresponding command process object and upgrade the treatment state of SNMP message that structure SNMP response message is sent to corresponding management station.
2. the method for claim 1 is characterized in that, the Simple Network Management Protocol SNMP message that send at SNMP proxy module receiving management station is also resolved, and comprising:
Receive the SNMP message that each management station sends simultaneously, and be saved to message queue respectively;
Order according to first in first out is obtained the SNMP message from said message queue, and resolves, and behind SNMP message of every parsing, from said message queue, obtains next bar SNMP message and resolves.
3. according to claim 1 or claim 2 method is characterized in that the treatment state of said SNMP message comprises any one in initialization login state, timeout mode, status of fail or the success status at least.
4. method as claimed in claim 3 is characterized in that, when the SNMP proxy module is directed against the SNMP message log-in command process object after resolving, comprising:
The treatment state of the SNMP message that comprises in the said command process object is made as the initialization login state.
5. method as claimed in claim 4; It is characterized in that; The SNMP proxy module receives said Service Processing Module and carries out the asynchronous response message of carrying the SNMP message identification returned after task is handled; Confirm the corresponding command process object and upgrade the treatment state of SNMP message that structure SNMP response message is sent to corresponding management station, comprising:
SNMP message identification according to said asynchronous response message is carried is confirmed the corresponding command process object; Upgrade the treatment state of SNMP message in this command process object; And when the treatment state of SNMP message is non-init state in confirming this command process object; With this command process object deletion, and structure SNMP response message is sent to corresponding management station.
6. the asynchronous communication device based on snmp protocol is characterized in that, comprising:
First processing unit is used for the SNMP proxy module and receives the Simple Network Management Protocol SNMP message that each management station sends and resolve;
Second processing unit; Be used for said SNMP proxy module to the SNMP message log-in command process object after resolving; At least the treatment state and the SNMP message identification that comprise said SNMP message in this command process object; And generate the asynchronous message carry the SNMP message identification according to the SNMP message after the said parsing, this asynchronous message is issued to Service Processing Module carries out task and handle;
The 3rd processing unit; Being used for said SNMP proxy module receives said Service Processing Module and carries out the asynchronous response message of carrying the SNMP message identification returned after task is handled; Confirm the corresponding command process object and upgrade the treatment state of SNMP message that structure SNMP response message is sent to corresponding management station.
7. device as claimed in claim 6 is characterized in that, the Simple Network Management Protocol SNMP message that send at the said first processing unit receiving management station is also resolved, and is specially:
Receive the SNMP message that each management station sends simultaneously; And be saved to message queue respectively, from said message queue, obtain the SNMP message according to the order of first in first out, and resolve; Behind SNMP message of every parsing, from said message queue, obtain next bar SNMP message and resolve.
8. like claim 6 or 7 described devices, it is characterized in that the treatment state of SNMP message comprises any one in initialization login state, timeout mode, status of fail or the success status at least in the command process object of second processing unit registration.
9. device as claimed in claim 8 is characterized in that, said second processing unit is during to the SNMP message log-in command process object after resolving, and the treatment state of the SNMP message that comprises in the said command process object is made as the initialization login state.
10. device as claimed in claim 9; It is characterized in that; Said the 3rd processing unit receives said Service Processing Module and carries out the asynchronous response message of carrying the SNMP message identification returned after task is handled; Confirm the corresponding command process object and upgrade the treatment state of SNMP message that structure SNMP response message is sent to corresponding management station, is specially:
SNMP message identification according to said asynchronous response message is carried is confirmed the corresponding command process object; Upgrade the treatment state of SNMP message in this command process object; And when the treatment state of SNMP message is non-init state in confirming this command process object; With this command process object deletion, and structure SNMP response message is sent to corresponding management station.
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| CN105119816A (en) * | 2015-09-16 | 2015-12-02 | 北京梅泰诺通信技术股份有限公司 | Method and device for processing information sending state |
| CN105790978A (en) * | 2014-12-23 | 2016-07-20 | 中兴通讯股份有限公司 | Network manager communication message processing method and device, server and main control board |
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Application publication date: 20120926 |