CN101345767B - Resource management method of medium service apparatus - Google Patents
Resource management method of medium service apparatus Download PDFInfo
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- CN101345767B CN101345767B CN2008102102377A CN200810210237A CN101345767B CN 101345767 B CN101345767 B CN 101345767B CN 2008102102377 A CN2008102102377 A CN 2008102102377A CN 200810210237 A CN200810210237 A CN 200810210237A CN 101345767 B CN101345767 B CN 101345767B
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Abstract
The present invention discloses a medium service apparatus resource management method, including: an application server configuring parameters of each medium service apparatus in a plurality of medium service apparatus in the database of the application server; the application server polling resources of conferences obligated with conference services at the plurality of medium service apparatus according to the configured parameters. Adoption of the technical scheme of the present invention can effectively resolve the load concentrated problem of the medium service apparatus, can averagely distribute resources of the medium service apparatus, and can avoid the phenomenon of long time wait for conference establishing.
Description
Technical field
The present invention relates to the communications field, and especially, relate to a kind of resource management method of medium service apparatus.
Background technology
Application server (Application Server, AS) be next generation network (NextGeneration Network, be called for short NGN) network or IP Multimedia System (IPMultimedia Subsystem, IMS) realize the entity that service logic is controlled in the network, by session initiation protocol (Session Initialization Protocol, SIP), (Media Gateway Control Protocol, MGCP) etc. agreement and ext nal network element or equipment carry out alternately MGCP.Conference system passes through AS and create meeting on media server, and all members of meeting occupy different ports on same media server, by the medium intercommunication between the media server realization conference member, thus voice, video interactive between the realization member.
At present, in existing conference system, all meetings that same convention business is initiated are all held on same media server, and the problem that this way is brought is: when more or meeting time span is longer when conference member, will bring very big pressure to the load of media server self; And, when the conference member number reaches the maximum port number that media server can provide, must wait until and hold that meeting adjourned enough vacant port resources just to be arranged with the meeting after normally holding; In addition, when the link of AS and current media server was unusual, AS can not create meeting.
In present existing technical scheme, Shang Weiyou can effectively solve heavy, the effective technical scheme of allocation medium server resource, the conference creation mode problem of fixing of media server load.
Summary of the invention
Consider the problems referred to above and make the present invention, for this reason, main purpose of the present invention is to provide a kind of resource management method of medium service apparatus, with solve in the correlation technique media server load heavy, can not the uniform distribution media server resources, the fixing problem of conference creation mode.
According to an aspect of the present invention, provide a kind of resource management method of medium service apparatus.
Media server resources manager according to the present invention comprises: application server disposes the parameter of each media server in a plurality of media servers in its database; Application server is reserved the resource of the meeting of convention business according to parameter poll on a plurality of media servers of configuration.
Wherein, application server responses carries out the poll reservation of resource to the establishment request for conference of the meeting of application server transmission in service logic.
Preferably, create request for conference and comprise following information: the resource type of the time period of meeting, conference member quantity and meeting.
And application server is realized the poll reservation according to the parameter of creating request for conference and configuration on a plurality of media servers.
Wherein, application server realizes that according to the parameter of creating request for conference and configuration the processing that poll is reserved is specially: application server judges whether the parameter of creating an available media server in request for conference and a plurality of media server mates and whether this media server can carry out meeting; In the parameter matching of this media server and can carry out under the situation of meeting, application server is reserved resource on this media server; Otherwise application server judges whether the parameter of other media servers mates and whether can carry out meeting, all do not match and/or can't carry out meeting until the parameter of a plurality of media servers, and processing finishes.
And, realizing on a plurality of media servers under the situation that poll is reserved at application server, this method can further comprise: the poll index is set, the value of poll index is changed to 0, and after each poll is crossed an available media server, the value of poll index is added 1, equal in the value of poll index under the situation of quantity of available media server, the parameter of determining a plurality of media servers does not all match and/or can't carry out meeting.
Preferably, the parameter to a plurality of media server configurations comprises following information: numbering, type, IP address, port numbers, port number and alternate device.
And the parameter of media server is meant that with establishment request for conference coupling the type of media server is consistent with the resource type of creating the pairing meeting of request for conference.
Preferably, the type of media server comprise following one of at least: session initiation protocol class, MGCP class.
Wherein, type at media server is under the situation of session initiation protocol class, the Call Control Block of application server inside will have been reserved the resource of meeting when creating meeting the numbering of media server sends to the session initiation protocol module in the application server, and the session initiation protocol module is obtained and corresponding other parameter of the numbering of its reception; In type is under the situation of MGCP class, the Call Control Block of application server inside will have been reserved the resource of meeting when creating meeting the numbering of media server sends to the MGCP module in the application server, and the MGCP module is obtained and corresponding other parameter of the numbering of its reception.
And, after session initiation protocol module or MGCP module are received numbering from Call Control Block, judge this number between pairing media server and the application server be connected whether normal, and create meeting being judged as under the situation that is, otherwise determine the conference creation failure.
By technique scheme of the present invention, can solve the problem that the media server load is concentrated effectively, mean allocation media server resources, the phenomenon of avoiding conference creation to wait as long for.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the resource management method of medium service apparatus of the embodiment of the invention;
Fig. 2 is the block diagram of forming according to the business module of the resource management method of medium service apparatus of the inventive method embodiment;
Fig. 3 is according to the conferencing resource control of the resource management method of medium service apparatus of the inventive method embodiment and the realization flow figure of administrative mechanism.
Embodiment
Method embodiment
In the present embodiment, provide a kind of resource management method of medium service apparatus.
As shown in Figure 1, the media server resources manager according to the embodiment of the invention comprises: step S102, application server dispose the parameter of each media server in a plurality of media servers in its database; Step S104, application server reserve the resource of the meeting of convention business according to parameter poll on a plurality of media servers of configuration.
Wherein, application server responses carries out the poll reservation of resource to the establishment request for conference of the meeting of application server transmission in service logic.
Preferably, create request for conference and comprise following information: the resource type of the time period of meeting, conference member quantity and meeting.
And application server is realized the poll reservation according to the parameter of creating request for conference and configuration on a plurality of media servers.
Wherein, application server realizes that according to the parameter of creating request for conference and configuration the processing that poll is reserved is specially: application server judges whether the parameter of creating an available media server in request for conference and a plurality of media server mates and whether this media server can carry out meeting; In the parameter matching of this media server and can carry out under the situation of meeting, application server is reserved resource on this media server; Otherwise application server judges whether the parameter of other media servers mates and whether can carry out meeting, all do not match and/or can't carry out meeting until the parameter of a plurality of media servers, and processing finishes.
And, realizing on a plurality of media servers under the situation that poll is reserved at application server, this method can further comprise: the poll index is set, the value of poll index is changed to 0, and after each poll is crossed an available media server, the value of poll index is added 1, equal in the value of poll index under the situation of quantity of available media server, the parameter of determining a plurality of media servers does not all match and/or can't carry out meeting.
Preferably, the parameter to a plurality of media server configurations comprises following information: numbering, type, IP address, port numbers, port number and alternate device.
And the parameter of media server is meant that with establishment request for conference coupling the type of media server is consistent with the resource type of creating the pairing meeting of request for conference.
Preferably, the type of media server comprise following one of at least: session initiation protocol class, MGCP class.
Wherein, type at media server is under the situation of session initiation protocol class, the Call Control Block of application server inside (can be the Parlay state machine (Parlay-Scsm) in the application server) will have been reserved the resource of meeting when creating meeting the numbering of media server sends to the session initiation protocol module in the application server, and the session initiation protocol module is obtained and corresponding other parameter of the numbering of its reception; In type is under the situation of MGCP class, the Call Control Block of application server inside will have been reserved the resource of meeting when creating meeting the numbering of media server sends to the MGCP module in the application server, and the MGCP module is obtained and corresponding other parameter of the numbering of its reception.
And, after session initiation protocol module or MGCP module are received numbering from Call Control Block, judge this number between pairing media server and the application server be connected whether normal, and create meeting being judged as under the situation that is, otherwise determine the conference creation failure.
Fig. 2 shows the module combinations that can realize above-mentioned processing in actual applications.
As shown in Figure 2, comprise with lower module: DB (database) 202 is used for the relevant information of medium server, and AS 204 obtains these information and preserves from DB 202.AS 204 comprises three kinds of business modules: convention business 206, Parlay-Scsm 208 and SIP 210/MGCP 212.Wherein, convention business 206 is used to handle the service logic of meeting; Parlay-Scsm 208 is Call Control Blocks, be used for that service logic is changed into inside story and send to SIP 210/MGCP 212 modules, carry out alternately with the SIP/MGCP agreement of standard and ext nal network element or equipment by SIP 210/MGCP 212 modules, and, Parlay-Scsm208 also can tell convention business by inside story with interaction results, and conferencing resource control and management function mainly realize in Parlay-Scsm 208; SIP 210/MGCP 212 is protocol modules, is used for the SIP/MGCP agreement of standard that the inside story of AS 204 is changed into, and carries out alternately with ext nal network element or equipment; SIP-MS 214 is media servers of SIP type, can carry out alternately with AS 204 usefulness Session Initiation Protocol; MGCP-MS 216 is media servers of MGCP type, carries out alternately with AS 204 usefulness MGCP agreements.
Fig. 3 shows according to the conferencing resource control of the inventive method embodiment and the realization flow of administrative mechanism.As shown in Figure 3, concrete step is as follows:
At first, before flow process began to carry out, AS 204 was when starting, and the relevant information of media server is obtained in configuration in DB 202, and therefrom obtains this relevant information, preserves this relevant information afterwards.Like this, AS 204 has just obtained the information such as numbering, type (having omitted the process that AS 202 reads DB 202 among Fig. 3) of total number, each media server for the media server of convention business configuration.
Under the initial condition, the poll index is 0;
Step 302, convention business 206 initiate to create request for conference, carry the time of meeting section, conference member number of this request etc. to Parlay-Scsm 208;
Step 304, Parlay-Scsm 208 receives service request, obtains the numbering of all media servers that this business can use according to the convention business name, and obtains other parameter informations such as corresponding type;
Step 306 is if for the number of the media server of this convention business configuration is 0, then create the meeting failure, execution in step 320; Otherwise execution in step 308, and enter circulation;
Step 308 is judged the poll index whether more than or equal to the total number for the media server of this business configuration, if judged result is for being that then execution in step 310; If judged result is then omitted step 310 for not, direct execution in step 312;
Step 310 puts 0 with the poll index, and execution in step 312;
Step 312 is carried out media resource reservation on the media server of poll index indication, the poll index adds 1 simultaneously;
Step 314 judges whether the media server of current poll index indication satisfies the resource reservation principle, if judged result is that then execution in step 316; If judged result is for being that then execution in step 322;
Step 316 judges whether cycle-index is reached for total number of the media server of this business configuration, if judge that structure is for being that then execution in step 318; If judged result is that then execution in step 308;
Step 318, reserve media resource failure, and execution in step 320;
Step 320 is created the meeting failure;
Step 322, the port number that the current media server of selecting of Parlay-Scsm 208 records takies in the time period in current request;
Step 324, if immediate meeting, perhaps the preset conference meeting time arrives, then Parlay-Scsm 208 sends to SIP 210/MGCP 212 modules (if the media server of selecting is the SIP type by inside story with the numbering of the media server selected, then send to SIP 210 modules, otherwise send to MGCP 212 modules);
Step 326, whether the link between the media server that SIP 210/MGCP 212 module checks and current numbering are represented is normal, if judged result is normal, then execution in step 328; If judged result is undesired, then execution in step 330;
Step 328, carry out alternately to create meeting with the media server of current numbering representative, wherein, utilization (comprises parameter informations such as type, port numbers with corresponding other parameter of numbering of this media server, wherein, can realize follow-up interacting message by port numbers and IP address) carry out alternately;
Step 330 judges whether to have disposed alternate device for this media server according to the alternate device information in other parameter, and and alternate device between link whether normal.If judged result is not for, that is, no alternate device or and all alternate devices between link all obstructed, then execution in step 320; If judged result is for being that then execution in step 332;
Step 332 is carried out alternately with the normal alternate device of link;
Step 334 is created meeting.
After meeting adjourned, Parlay-Scsm 208 was released in meeting (port) resource of reserving on the media server of current use (not shown this step among Fig. 3).
In sum, resource reservation mechanism and the polling mechanism of the present invention by AS realized control and management to the media resource of media server, for media server provides effective resource reservation management mechanism, solved the problem that the media server load is heavy and load is concentrated in the correlation technique, the uniform distribution media server resources, reduce the stand-by period of conference creation, reached the purpose of media server reservation management, backup, load sharing.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a resource management method of medium service apparatus is characterized in that, comprising:
Application server disposes the parameter of each media server in a plurality of media servers in its database;
Described application server is reserved the resource of the meeting of convention business according to described parameter poll on described a plurality of media servers of configuration;
Wherein, described application server responses carries out the poll reservation of resource to the establishment request for conference of the described meeting of described application server transmission in service logic;
And described application server is realized the poll reservation according to the described parameter of described establishment request for conference and configuration on described a plurality of media servers;
Wherein, described application server realizes that according to the described parameter of described establishment request for conference and configuration the processing that poll is reserved comprises: described application server judges whether the parameter of an available media server in described establishment request for conference and the described a plurality of media server mates and whether this media server can carry out described meeting; In the parameter matching of this media server and can carry out under the situation of described meeting, described application server is reserved resource on this media server; Otherwise described application server judges whether the parameter of other media servers mates and whether can carry out described meeting, all do not match and/or can't carry out described meeting until the parameter of described a plurality of media servers, and processing finishes.
2. method according to claim 1 is characterized in that, described establishment request for conference comprises following information: the resource type of the time period of meeting, conference member quantity and meeting.
3. method according to claim 1 is characterized in that, further comprises:
Realizing on described a plurality of media servers under the situation that poll is reserved at described application server, the poll index is set, the value of described poll index is changed to 0, and after each poll is crossed an available media server, the value of described poll index is added 1, equal in the value of described poll index under the situation of quantity of described available media server, the parameter of determining described a plurality of media servers does not all match and/or can't carry out described meeting.
4. according to each described method in the claim 1 to 2, it is characterized in that the described parameter that described a plurality of media servers are disposed comprises following information:
Numbering, type, IP address, port numbers, port number and alternate device.
5. method according to claim 4 is characterized in that, the parameter of media server and described establishment request for conference coupling are meant that the resource type of the type of described media server and the pairing meeting of described establishment request for conference is consistent.
6. method according to claim 4 is characterized in that, described type comprise following one of at least: session initiation protocol class, MGCP class.
7. method according to claim 6, it is characterized in that, in described type is under the situation of session initiation protocol class, the Call Control Block of described application server inside will have been reserved the resource of described meeting when creating described meeting the numbering of media server sends to the session initiation protocol module in the described application server, and described session initiation protocol module is obtained and corresponding other parameter of the described numbering of its reception; In described type is under the situation of MGCP class, the Call Control Block of described application server inside will have been reserved the resource of described meeting when creating described meeting the numbering of media server sends to the MGCP module in the described application server, and described MGCP module is obtained and corresponding other parameter of the described numbering of its reception.
8. method according to claim 7, it is characterized in that, after described session initiation protocol module or described MGCP module are received described numbering from described Call Control Block, judge this number between pairing media server and the described application server be connected whether normal, and be judged as the described meeting of establishment under the situation that is, otherwise determine the conference creation failure.
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| CN101110686A (en) * | 2006-07-18 | 2008-01-23 | 中兴通讯股份有限公司 | Method implementing sub-conference using medium service apparatus |
| CN101163023A (en) * | 2006-10-09 | 2008-04-16 | 中兴通讯股份有限公司 | Media server resource allocation processing method |
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| CN1921479A (en) * | 2005-08-23 | 2007-02-28 | 中兴通讯股份有限公司 | Method and system for partaking load of flow media system |
| CN1859333A (en) * | 2006-03-24 | 2006-11-08 | 华为技术有限公司 | Method for routing of media resource server |
| CN101110686A (en) * | 2006-07-18 | 2008-01-23 | 中兴通讯股份有限公司 | Method implementing sub-conference using medium service apparatus |
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| CN101047534A (en) * | 2007-04-09 | 2007-10-03 | 华为技术有限公司 | Method, device and system for customer active joining conference |
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