CN1968266A - Resource management system and method for media resource server - Google Patents
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Abstract
The invention relates to a resource manage system of media resource server and relative method, wherein said system comprises media resource server (MRS), media resource manger (MRM), and media processor. MRM based on stored MRS resource state refreshes the MRS resource; the media processor requests MRM to distribute right resource; MRM based on request and preset strategy selects MRS and distributes the MRS address to the media processor; the processor via the address information requests to communicate with MRS; when the processor completely resource utilization, MRS releases the distributed resource, to be used again.
Description
Technical field
The present invention relates to the voice application field, relate in particular to a kind of resource management system and method for Media Resource Server.
Background technology
In recent years, the immense success that obtains along with Ring Back Tone service, the service provider recognizes that more and more clearly the exploitation business can be brought bigger profit on traditional phone foundational system framework, but fact proved no matter be on quality or scope, the business of being developed all can be subjected to limited conventional switch resource, or even the restriction of switch ability, in order to enlarge and to keep customer group, the service provider does not have other selections except providing to the user the more competitive business.
Therefore, the service provider inevitably adopts special Media Resource Server, as interactive voice response system (IVR), text-phonetic synthesis (TTS) and automatic speech recognition (ASR).Wherein, TTS and ASR server can be controlled the use of resource by the licensed number that restriction is bought.In this case, the service provider just inevitably adopts load balancing to improve the average yield of each passage to limited available resources, and so interests of just having damaged the user, some manufacturer has solved this problem by other modes, but between the TTS of different manufacturers and the ASR server owing to lack open, standardized resource management architecture and can't smoothly merging, cause the service provider can't use the Media Resource Server of different vendor to carry out large-scale value-added service easily, therefore just need a kind of new resource management framework the Media Resource Server of different vendor is reasonably managed.
And in fact, without any resource management framework that set up, open, existing framework can't use the media resource on the different servers flexibly in the existing speech business network.Medium processing entity can be tied on the Media Resource Server, use the resource on it then, as shown in Figure 1, two MRS are arranged, they have similar ability, and any one can processed voice the request of synthetic or speech recognition class, present problem is to select these two MRS.Because the local policy of medium processing entity is depended in the selection of resource, it is busy a station server at this moment will to occur, and the situation of other server free time, and when a plurality of medium processing entity shared medium server resource, this problem will be more outstanding.
And when a plurality of medium processing entity are connected to MRS, MRS will carry out phonetic synthesis or speech recognition, this just need carry out a large amount of speech processes, the process of handling can take a large amount of cpu resources, limit server and handled the ability of numerous requests simultaneously, and each Media Resource Server can only be handled the request of some, the low problem of utilance with regard to causing resource so simultaneously.Therefore just needing a kind of distribution method carries out reasonable distribution to resource, thereby avoids the waste of resource.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of resource management system and method for Media Resource Server, this system and method is carried resource is reasonably distributed, realized the flexible use of user to the media resource on the different server, thereby make media resource reach load balancing, and then improved the utilance of media resource.
For solving the problems of the technologies described above, the objective of the invention is to be achieved through the following technical solutions, the invention provides a kind of resource management system of Media Resource Server, this system comprises: managing medium resource device (MRM), medium processing entity, Media Resource Server, wherein:
MRM is used for the strategy that presets of the resource status of store M RS and Resources allocation time institute foundation; The resource of MRS is upgraded in request according to MRS; According to the request and the selected strategy of medium processing entity, select definite MRS, and selected definite MRS address information is distributed to medium processing entity;
Medium processing entity is used for sending resource allocation request to MRM, receives the MRS address information that MRM distributes, and connects according to this address information and MRS.
Preferably, described system further comprises the standby MRM that is connected with above-mentioned MRM, carries out the distribution to the MRS resource when above-mentioned MRM is unavailable.
Preferably, described MRS regularly issues resource information or issue resource information when MRM inquires to MRM.
Preferably, adopt media resource control protocol (MRCP) between described medium processing entity and the MRS.
The invention still further relates to a kind of method for managing resource of Media Resource Server, described method comprises:
MRM upgrades the MRS resource according to the MRS resource status of storage, and MRM sends the strategy that presets of the request of Resources allocation and MRM storage according to medium processing entity to MRM, selects the MRS that determines, and selected definite MRS address information is distributed to medium processing entity.
Preferably, MRM judges whether the MRS resource status of storage is consistent with the resource status of current MRS, if inconsistent, MRM then upgrades the resource information of MRS.
Preferably, described method also comprises: medium processing entity sends connection request according to MRM addresses distributed information to MRS, and connects and communicate.
Preferably, described method further comprises: after resource was used to complete, medium processing entity request MRS discharged resource and sends the request that discharges resource to MRM simultaneously, after MRM receives request, discharged the resource that dispenses in database.
Preferably, MRM carries out safety certification to the request for allocation of medium processing entity.
Preferably, MRS carries out safety certification to the connection request of medium processing entity.
Above technical scheme as can be seen because the present invention increased a new network element device in the prior art, the managing medium resource device has been realized the resource management to Media Resource Server, has brought following some useful effect thus:
1, MRM gives medium processing entity according to presetting the resource allocation of policy selection MRS address information, has finished reasonable resources is distributed, and it is busy to avoid occurring a station server, and the situation of a free time has realized resource-sharing and load balancing.
2, adopt the existing standard agreement between each option interface of the present invention, the TTS of different vendor and the connection between the ASR have been realized, set up a resource management architecture standard, open, made the service provider can utilize the MRS developing value-added services of different vendor easily.
3, the present invention also introduces a new media resource business model, telco provider can management of media resource business, and to enterprise's taxi resource, like this, enterprise need not grasp the technology of safeguarding Media Resource Server, only need get final product, therefore lower the expense of maintenance management for renting the resource paying that comes; Concerning service provider, this business model provides the new source of profit, by effectively sharing and load balancing, can improve average profit.
Description of drawings
Fig. 1 is the framework of medium processing entity and Media Resource Server in the prior art.
Fig. 2 is the system construction drawing of managing medium resource of the present invention.
Fig. 3 is the workflow diagram of managing medium resource of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiment of the present invention is described further.
As shown in Figure 2, be system construction drawing of the present invention, the present invention relates to a kind of resource management system of Media Resource Server, this system comprises: managing medium resource device (MRM), medium processing entity, Media Resource Server, wherein:
Preset strategy when having stored the resource information of current MRS and Resources allocation among the MRM, MRM is in charge of Media Resource Server, is used to monitor the state of MRS, and safeguards free time or the busy state permission of MRS;
Wherein, when MRS resource shape is in idle condition, MRM will write down the MRS current state, when the request that runs into medium processing entity, MRM will select the MRS address assignment of idle condition to give medium processing entity, and in the resource use, it is busy that MRM will write down the MRS state, after resource was used to complete, MRM was idle with the MRS state recording.
Medium processing entity sends resource allocation request to MRM, selects resource by MRM;
Wherein, when the user need use resource, medium processing entity will send request to MRM according to user's requirement, this solicited message includes asking for permission of user, MRM will ask for permission to this user will be carried out safety certification, if permission is passed through, MRM is the request of receiving media processing entities then; Otherwise, then refuse the request of medium processing entity.
MRS is used for upgrading own resource information to MRM, regularly issues or issue its resource capability and available information when MRM inquires to MRM, and after medium processing entity uses resource resource is labeled as free state, reuses so that resource can access.
Wherein, MRS regularly issues or the current resource information of issue MRS when MRM inquires to MRM, MRM compares the resource status of the MRS that the prestores resource with current MRS after the request of receiving, when the two resource information is identical, then do not need to upgrade, when resource information not simultaneously, MRM then upgrades the resource information of MRS, keep consistent with current MRS information, MRS comprises the capability class of MRS to the MRM information releasing, have the TTS of processing ability as this MRS, and customer requirements is handled TTS and ASR, MRM will upgrade the capability class of MRS this moment.
Medium processing entity sends the request of resource allocation to MRM, and MRM is according to the suitable MRS of policy selection that presets, and with the MRS address information, distributes to medium processing entity, and medium processing entity connects according to this address information request and MRS and communicates.
Wherein, medium processing entity connects according to address information request and MRS, and MRS will carry out safety certification to the connection request of medium processing entity, when if authentication is passed through, medium processing entity and MRS connect and communicate, and if not, then refuse the connection request of medium processing entity.
As seen from Figure 2, this system comprises main with MRM and standby MRM, and wherein, standby MRM stores main all data with MRM, and when the master is broken down with MRM, system will automatically switch to standby MRM.
Connection among the present invention between each unit uses following agreement:
Information exchange between MRM and the MRS need be used the agreement of a kind of similar TRIP, and wherein this agreement is supported the encryption of sensitive information.
Interface between medium processing entity and the MRS has a kind of standard open protocol media resource control protocol (MRCP), be used for the speech recognition server on the managing distributing type system framework, this agreement is adopted by the mainstream supplier in voice communication field, and the media resource control protocol is in charge of the operation of the client/server data flow between input equipment/plate and the speech recognition main frame.After adopting this agreement, stand alone software merchant and application developers only need to write program towards the MRCP interface, and need not to take into account the difference of speech recognition and its phone application aspect.
Interface between medium processing entity and the MRM adopts the resource query agreement, and wherein medium processing entity will be with the bearing protocol of more common SIP as MRCP, so this can be regarded as the vlan query protocol VLAN between medium processing entity and the MRM.
Below the process of native system realization resource management is done detailed description:
As Fig. 2, medium processing entity 101 sends the request of distribution T TS to MRM, whether through safety certification MRM will judge this solicited message permission, can not be if this asks for permission by authentication, then refuse this request, if, MRM can handle the Media Resource Server 201 of TTS according to the policy selection that presets, and the address information of this server distributed to medium processing entity 101, medium processing entity 101 sends the request that connects according to this address information to Media Resource Server 201,201 of Media Resource Servers carry out safety certification to this solicited message, if this connection request permission can not be by authentication, then refuse this request, if this connection request permission is by authentication, then medium processing entity 101 connects with Media Resource Server 201 and communicates, this moment, MRM was labeled as busy state with Media Resource Server 201, after resource is used to complete, medium processing entity 101 requests disconnect with Media Resource Server 201 and being connected, Media Resource Server 201 discharges resource, this moment, MRM was labeled as idle condition with Resource Server 201, so that resource can reuse.
Medium processing entity 102 sends the request that distributes ASR to MRM, whether through safety certification MRM will judge this solicited message permission, can not be if this asks for permission by authentication, then refuse this request, if, follow the Media Resource Server 202 that MRM has the ASR ability according to the policy selection that presets, and give medium processing entity 102 with this server address information distribution, medium processing entity 102 sends the request that connects according to this address information to Media Resource Server 202,202 of Media Resource Servers carry out safety certification to this solicited message, if this connection request permission can not be by authentication, then refuse this request, if this connection request permission is by authentication, then medium processing entity 102 connects with Media Resource Server 202 and communicates, this moment, MRM was labeled as busy state with Media Resource Server 202, after resource is used to complete, medium processing entity 102 requests disconnect with Media Resource Server 202 and being connected, Media Resource Server 202 discharges resource, this moment, MRM was labeled as idle condition with Resource Server 202, so that resource can reuse.
As seen from Figure 2, MRM adopts the hot-standby mode operation, and MRM is these system core parts, and any problem of these parts all may cause the interruption of whole system operation.Therefore, MRM is divided into two kinds: a kind of is the main pattern of using; A kind of is standby mode.Wherein standby MRM stores main all resources with MRM, in running time, medium processing entity must keep main state with the managing medium resource device, so that send resource allocation request with MRM to current master, when the master breaks down with MRM, system will automatically switch to standby MRM, and all callings all will keep, between transfer period, all new requests may be rejected.
The above is system configuration of the present invention and connection situation, the invention still further relates to a kind of method for managing resource of Media Resource Server, below in conjunction with Fig. 3 method of the present invention is done detailed description.
As Fig. 3 is workflow diagram of the present invention, the present invention relates to a kind of method for managing resource of Media Resource Server, and this method specifically comprises:
301~304 is MRS of the present invention upgrades own resource capability by MRM process;
301:MRS sends the request of upgrading own resource capability to MRM;
Wherein, MRS sees Table 1 by the resource capability of appropriate protocol to MRM renewal oneself, and MRS includes but not limited to following content to the MRM information releasing:
Table 1
1 | Resource Server number | |
2 | Capability class | |
3 | Licence/port number of supporting | |
4 | The text code of supporting | |
5 | The phonetic matrix of supporting | |
…… | …… |
As shown in table 1, MRS comprises the capability class of MRS to the MRM information releasing, has the ability of handling TTS as this MRS, and the customer requirements processing can be handled TTS and ASR simultaneously, MRM will upgrade the capability class that MRS has this moment, the capability class that makes current MRS is consistent with this MRS capability class that MRM goes up storage, and the licence/port number that also can support according to MRS of MRM, text code, phonetic matrix etc. upgrade in addition.
After 302:MRM receives the request of MRS, compare being pre-stored in MRS resource status on the MRM and the resource status of current MRS, if the two resource status unanimity does not then need to upgrade, directly execution in step 306; If the two resource status is inconsistent, then enter step 303;
Wherein, the resource status of the MRS that MRM prestores comprises the content in the table 1, and promptly MRM has stored the server number of MRS, capability class, the licence/port number of support, text code, phonetic matrix etc.
303:MRM judges whether this MRS can arrive, if then enter step 305; If not, enter step 304;
Wherein, MRS may be because of network failure occurring, and perhaps faults itself is and out of touch with MRM, and this moment, MRS was unreachable to.
304: when MRM found that some Media Resource Servers can not arrive, MRM just abandoned the related resource information of this server;
305:MRS can arrive the resource capability of back to MRM issue oneself, and MRM upgrades the MRS resource according to resource status;
Wherein the resource capability of MRS comprises licence/port number, text code, phonetic matrix of server number, capability class, support etc.
306~308 is medium processing entity of the present invention is carried out resource selection by MRM process;
306:MRM obtains the request of medium processing entity resource allocation;
Wherein, before MRM asks, carry out safety certification to this solicited message before obtaining medium processing entity, MRM judges whether the permission of this solicited message is passed through, if, then receive this solicited message, enter 307; If not, then refuse the request of this medium processing entity.
The MRS that 307:MRM determines according to the policy selection that presets;
Wherein, as table 2, the strategy that presets of MRM institute foundation includes but not limited to following content, when carrying out resource selection, each medium processing entity and MRM carry out Single Point of Contact, MRM is according to after the request of receiving medium processing entity, need the MRS that can handle TTS such as medium processing entity, then MRM just selects MRS according to the resource capability of MRS, MRM can also select resource by other factors, can select the address information of the lower MRS of cost to distribute to medium processing entity as MRM, or according to the occupancy of CPU, MRM select the minimum MRS of CPU usage to distribute.
Table 2
1 | The ability of Media Resource Server | |
2 | Calling number | |
3 | Cost factor | |
4 | The QoS that provides | |
5 | Time | |
6 | Load sharing | |
7 | CPU usage |
308:MRM gives medium processing entity with the resource allocation of selecting;
Wherein, MRM is according to the configured strategy Resources allocation, and MRM will select a best MRS resource, and MRM distributes to the address information that includes selected MRS in the resource information of medium processing entity.
309: the resource that medium processing entity is returned by MRM is set up and is communicated with being connected of MRS;
Wherein, medium processing entity sends connection request according to the address information of MRS to this MRS, MRS carries out safety certification to this solicited message, if the license request of medium processing entity is passed through, then connects and uses appropriate protocol to communicate with medium processing entity such as MRCP; Otherwise, the request of MRS refusal medium processing entity.
310: after medium processing entity used resource, MRS discharged resource;
Wherein, medium processing entity sends the request that discharges resource to MRS, and MRS makes response to the request of medium processing entity, and discharges resource; Then medium processing entity sends the request of cancelling resource allocation to MRM, the request of MRM response medium processing entity; MRM discharges the resource that dispenses in database; MRS marks into free state with the resource that dispenses, so that these resources can be used once more.
More than the resource management system and the method for a kind of Media Resource Server provided by the present invention is described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1, a kind of resource management system of Media Resource Server is characterized in that, comprising: managing medium resource device MRM, medium processing entity, Media Resource Server MRS, wherein:
MRM is used for the strategy that presets of the resource status of store M RS and Resources allocation time institute foundation; The resource of MRS is upgraded in request according to MRS; According to the request and the selected strategy of medium processing entity, select definite MRS, and selected definite MRS address information is distributed to medium processing entity;
Medium processing entity is used for sending resource allocation request to MRM, receives the MRS address information that MRM distributes, and connects according to this address information and MRS.
2, the resource management system of Media Resource Server according to claim 1 is characterized in that, described system further comprises the standby MRM that is connected with above-mentioned MRM, carries out the distribution to the MRS resource when above-mentioned MRM is unavailable.
3, the resource management system of Media Resource Server according to claim 1 is characterized in that, described MRS regularly issues resource information or issue resource information when MRM inquires to MRM.
4, the resource management system of Media Resource Server according to claim 1 is characterized in that, adopts media resource control protocol MRCP between described medium processing entity and the MRS.
5, a kind of method for managing resource of Media Resource Server is characterized in that, described method comprises:
MRM upgrades the MRS resource according to the MRS resource status of storage, and MRM sends the strategy that presets of the request of Resources allocation and MRM storage according to medium processing entity to MRM, selects the MRS that determines, and selected definite MRS address information is distributed to medium processing entity.
6, the method for managing resource of Media Resource Server according to claim 5 is characterized in that, MRM judges whether the MRS resource status of storage is consistent with the resource status of current MRS, if inconsistent, MRM then upgrades the resource information of MRS.
7, the method for managing resource of Media Resource Server according to claim 5 is characterized in that, described method also comprises: medium processing entity sends connection request according to MRM addresses distributed information to MRS, and connects and communicate.
8, the method for managing resource of Media Resource Server according to claim 7, it is characterized in that, described method further comprises: after resource is used to complete, medium processing entity request MRS discharges resource and sends the request that discharges resource to MRM simultaneously, after MRM receives request, in database, discharge the resource that dispenses.
9, the method for managing resource of Media Resource Server according to claim 5 is characterized in that, MRM carries out safety certification to the request for allocation of medium processing entity.
10, the method for managing resource of Media Resource Server according to claim 7 is characterized in that, MRS carries out safety certification to the connection request of medium processing entity.
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WO2008134956A1 (en) * | 2007-04-30 | 2008-11-13 | Huawei Technologies Co., Ltd. | Media control method, system, device and media service combining device |
WO2009030171A1 (en) * | 2007-08-31 | 2009-03-12 | Huawei Technologies Co, .Ltd. | Media service implementing method and communication system and associated devices |
CN102073814A (en) * | 2010-12-30 | 2011-05-25 | 浪潮集团山东通用软件有限公司 | High-availability service terminal license control mode based on dynamic allocation and behavior analysis |
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Family Cites Families (2)
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US5671225A (en) * | 1995-09-01 | 1997-09-23 | Digital Equipment Corporation | Distributed interactive multimedia service system |
CN100405795C (en) * | 2005-02-24 | 2008-07-23 | 广东省电信有限公司研究院 | Service system for distributed reciprocal flow media and realizing method for requesting programm |
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CN109446439B (en) * | 2018-09-30 | 2022-09-06 | 青岛海尔科技有限公司 | Resource directory selection method, device, system and storage medium |
WO2021012506A1 (en) * | 2019-07-19 | 2021-01-28 | 平安科技(深圳)有限公司 | Method and apparatus for realizing load balancing in speech recognition system, and computer device |
CN111064618A (en) * | 2019-12-20 | 2020-04-24 | 北京华胜天成科技股份有限公司 | Method, device, equipment and storage medium for realizing high availability of server |
CN111064618B (en) * | 2019-12-20 | 2023-02-03 | 北京华胜天成科技股份有限公司 | Method, device, equipment and storage medium for realizing high availability of server |
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