CN103188311A - Client-side agent positioning system and method - Google Patents
Client-side agent positioning system and method Download PDFInfo
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- CN103188311A CN103188311A CN201110457179XA CN201110457179A CN103188311A CN 103188311 A CN103188311 A CN 103188311A CN 201110457179X A CN201110457179X A CN 201110457179XA CN 201110457179 A CN201110457179 A CN 201110457179A CN 103188311 A CN103188311 A CN 103188311A
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Abstract
The invention discloses a client-side agent positioning system and method. The client-side agent positioning system and method is capable of effectively reducing pressure of overall index service and improving the response performance of the system. The client-side agent positioning system includes core service, access service and positioned client-side agent. A packet identifier (PID) of a client-side is obtained from local cache or a request from the client-side, the PID comprises an access service address and client-side agent address identification, and the client-side agent address identification indicates the offset of the client-side agent relative to a first address in the access service. The access service is informed according to the access service address in the obtained PID, and the PID is added to signaling and then is sent to the access service. The client-side agent is obtained according to identification and positioning of the PID client-side agent address in the signaling, the positioned client-side agent is started, and the PID in the signaling is eliminated. By means of the positioned client-side agent, the signaling with the PID eliminated is forwarded to the client-side.
Description
Technical field
The present invention relates to the internet communication technical field, particularly a kind of Client Agent navigation system and method.
Background technology
In a lot of application of the Internet, for the ease of handling the request of client, the Access Layer in service arranges Client Agent usually, by Client Agent, realize on client and the server between the kernel service alternately.
In large-scale internet system, for fear of Single Point of Faliure and shunting service pressure, in Access Layer, a plurality of access services can be set, each access service can generate a plurality of Client Agents.Under this framework, after client login access service and access service generate the Client Agent of this client, can register global index's service, generate the mapping relations of a client and access service.When kernel service wants that signaling is sent to client, need find the Client Agent of client, concrete grammar is as follows:
Kernel service is obtained the address of Client Agent place access service according to the mapping relations of preserving in the global index service, and signaling is sent access service under this address; Then, access service finds out the Client Agent of client in the map listing of self, by this Client Agent with transmitting signaling downwards to client, by this signaling corresponding information is notified to client.
Existing Client Agent query scheme has following defective at least:
When visit capacity was big, kernel service needed frequently to send request to global index's service, causes system burden excessive, and system response time reduces; And, when access service is searched Client Agent in the map listing of self, adopting by client identification (ID) mode of sequential search one by one in map listing, search efficiency is lower, has increased the weight of the deterioration of system responses performance.
Summary of the invention
The invention provides a kind of Client Agent navigation system and method, to solve the problem that search efficiency is lower and systematic function is relatively poor in the existing scheme.
For achieving the above object, the embodiment of the invention has adopted following technical scheme:
The embodiment of the invention provides a kind of Client Agent navigation system, and described system comprises access service, Client Agent and kernel service,
Described kernel service, from local cache or from the request from client, obtain the PID of client, described PID comprises access service address and Client Agent address designation, described Client Agent address designation is indicated Client Agent side-play amount with respect to first address in access service, and, know access service according to the access service address among the PID that obtains, be sent to this access service after being added into PID in the signaling;
Described access service obtains Client Agent according to the Client Agent address designation of PID in described signaling location, starts the Client Agent that navigates to and removes PID in the signaling;
The described Client Agent that navigates to is forwarded to client with the signaling behind the removal PID.
The embodiment of the invention also provides a kind of Client Agent localization method, and described method comprises:
From the local cache of kernel service or the user who from the request from client, obtains client login identity unique identification PID, described PID comprises access service address and Client Agent address designation, described Client Agent address designation is indicated Client Agent side-play amount with respect to first address in access service
Know access service according to the access service address among the PID that obtains, PID is added in the signaling then is sent to this access service from kernel service;
Obtain Client Agent according to the Client Agent address designation of PID in described signaling location, utilize access service to start the Client Agent that navigates to and remove PID in the signaling;
The Client Agent that passes through to navigate to is forwarded to client with the signaling behind the removal PID.
The beneficial effect of the embodiment of the invention is:
The embodiment of the invention is logined identity unique identification PID by the user is set, and safeguards this PID or obtain this PID in the local cache of kernel service from client-requested, has significantly reduced the access request to global index's service; And the embodiment of the invention directly arranges the address offset amount of Client Agent in PID, has improved the search efficiency of information.
The embodiment of the invention provides a kind of quick consumer positioning agency's method, can reduce the pressure of global index's service effectively, improves the response performance of system.
Description of drawings
A kind of Client Agent navigation system workflow diagram that Fig. 1 provides for the embodiment of the invention one;
The another kind of Client Agent navigation system workflow diagram that Fig. 2 provides for the embodiment of the invention one;
Another Client Agent navigation system workflow diagram that Fig. 3 provides for the embodiment of the invention one;
Another Client Agent navigation system workflow diagram that Fig. 4 provides for the embodiment of the invention one;
A kind of Client Agent localization method flow chart that Fig. 5 provides for the embodiment of the invention two.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
The embodiment of the invention one provides a kind of Client Agent navigation system, and referring to Fig. 1, described system comprises access service, Client Agent and kernel service, and concrete workflow is as follows:
1: the user that client is obtained in kernel service login the identity unique identification (PersonalID, PID).
According to the difference of kernel service type, the concrete mode that PID is obtained in kernel service is also different, can comprise following two kinds of operations:
1a: kernel service, if any the kernel service of state, from local cache, obtain the PID of client.
In step 1a, there is the kernel service of state in local cache, to search PID according to client identification (UserId), then before searching, kernel service can obtain this UserId by the request from client.Wherein, the kernel service maintain customer end sign of state and the corresponding relation of PID are arranged, this corresponding relation can concern for Hash mapping.
1b: kernel service, as stateless kernel service, from the request from client, obtain the PID of client.
Wherein, can whether possess context relation at server end by two requests from identical promoter to the state of kernel service judges.If the kernel service of state is arranged, server end generally all will be preserved the relevant information of request so, and each request can be used former solicited message acquiescently.Stateless kernel service then can not be preserved relevant information, server end the process information that can handle must all come from that the entrained information of request and other server ends are preserved and can be asked employed public information by all.So in the present embodiment, be provided with different PID obtain manners at dissimilar kernel services.
Above-mentioned PID comprises access service address and Client Agent address designation, and described Client Agent address designation is indicated Client Agent side-play amount with respect to first address in access service.This first address is the first address of storage Client Agent in the access service.Further, can also comprise timestamp information among the above-mentioned PID.
2: kernel service is known access service according to the access service address among the PID that obtains, and is sent to this access service after being added into PID in the signaling.
3: access service obtains Client Agent according to the Client Agent address designation location of PID in the described signaling.
4: access service starts or calls the Client Agent that navigates to and remove PID in the signaling.
5: Client Agent is forwarded to client with signaling.
The signaling that the above-mentioned Client Agent that navigates to will be removed behind the PID is forwarded to client.
Below in conjunction with Fig. 2 specify present embodiment in the concrete interactive mode of each equipment or function.
Fig. 2 is that the scene of the kernel service of state is arranged is that example describes with kernel service mainly, has comprised that the register flow path of client and kernel service are with the flow process of transmitting signaling downwards to client.
1: client sends logging request to access service.
2: access service is that client generates Client Agent and PID.
Access service can generate Client Agent and PID corresponding to this client to each login of each client, comprise access service address, Client Agent address designation (ID) and timestamp information among the PID, the creation-time of this timestamp information indication PID, the i.e. login time of client.
Access service is that Client Agent is also added a cover timestamp information, and in the once login of a client, the timestamp information of Client Agent and the timestamp information among the PID are consistent.
Further, access service described in the present embodiment is preserved the PID that generates according to the form of array, and wherein, an array element in the described array is represented a PID, and the Client Agent address designation among the described PID is made of the label of array element.Be that Client Agent address designation among the PID has been indicated a kind of address offset amount information with respect to first address, utilize this offset information directly to navigate to Client Agent, improved search efficiency; And present embodiment adopts the mode of array and array label to realize, and is simple, convenient.
3: access service sends the registration request to global index's service.
Access service is added on PID in the registration request, is sent to global index's service, and global index's service receives and preserve the PID of client.
After succeeding in registration, global index's service is returned the message that succeeds in registration to access service, and access service is returned login success message to client.
4: access service is sent to kernel service (kernel service of state is arranged) with PID.
5: kernel service is kept at PID in the local cache.
For the kernel service that state is arranged, in kernel service the PID that a local cache container is used for the storage client is set, to reduce kernel service to the access frequency of global index's service, reduce the pressure of global index's service, improve the performance of system.
Finished the registration process of client under the kernel service that state is arranged by above-mentioned steps 1 to 5.To the scene of stateless kernel service, the registration process of client under the kernel service that state is arranged, difference is need not execution in step 4 and 5.
6: PID is searched in kernel service from local cache.
Need be under the client during signaling when kernel service, kernel service at first finds PID from local cache.
Further, the PID of client is obtained in kernel service from local cache according to the client identification of knowing (UserId).Kernel service knows that the concrete mode of UserId is also different when carrying out different business, for example, add business for good friend in the instant messaging, and kernel service can be known the UserId of client from the buddy list that server is preserved; For the interactive service of two clients, kernel service can be known the UserId of the opposing party's client from the message of side's client, and utilizes this UserId signaling under the opposing party's client.
7: kernel service sends signaling to access service.
Kernel service obtains the access service address in the PID that finds, know presently used access service, be added on the PID that finds in the signaling (as the service request signaling) after, be sent to access service.
Further, kernel service is added into PID on the signaling head of signaling in the present embodiment.
8: the Client Agent in the access service is forwarded to client with signaling.
Access service according to the Client Agent address ID among the PID in the signaling, is searched employed Client Agent after receiving the signaling of kernel service transmission.The PID in the signaling is removed in access service, removes PID in the signaling head as access service, and by Client Agent signaling is forwarded to client.
Client is returned response message by Client Agent to access service after receiving signaling, access service is sent to kernel service with this response message again, informs the success of kernel service transmitting signaling downwards.
Finish the kernel service of state to the transmitting signaling downwards flow process of client by above-mentioned steps 6 to 8.For stateless kernel service, distinctive points is that mainly stateless kernel service is not to search PID from local cache in the step 6, but obtains PID from the request that client sends.Client needs to receive earlier the request from client before following signaling, when client sends request by the Client Agent in the access service to kernel service, access service adds PID in this request, thereby makes kernel service can know PID when receiving request.
Referring to Fig. 3, shown that kernel service is with transmitting signaling downwards another schematic flow sheet to client.
Fig. 3 is that the scene of the kernel service of state is arranged is that example describes with kernel service still, has omitted the register flow path of client at this.To stateless kernel service, because PID reports to kernel service along with the request of client, this PID is the employed effective PID of current operation, so need not to adopt processing mode shown in Figure 3 usually.
1: PID is searched in kernel service from local cache.
Need be under the client during signaling when kernel service, kernel service at first finds PID from local cache.
Further, the PID of client is obtained in kernel service from local cache according to the client identification of knowing (UserId).Kernel service knows that the concrete mode of UserId is also different when carrying out different business, for example, add business for good friend in the instant messaging, and the UserId of client is known in kernel service in can the buddy list from the request that client sends; For the interactive service of two clients, kernel service can be known the UserId of the opposing party's client from the request message of side's client, and utilizes this UserId signaling under the opposing party's client.
2: kernel service sends signaling to access service.
Kernel service obtains the access service address in the PID that finds, know presently used access service, be added on the PID that finds in the signaling (as the service request signaling) after, be sent to access service.
Further, kernel service is added into PID on the signaling head of signaling in the present embodiment.
3: access service judges whether PID is effective.
Under a kind of situation, repeatedly login in the inherent same access service of client a period of time, then inconsistent situation can appear in the PID of the client of preserving in the PID of the client of preserving in the access service and the kernel service, at this moment, utilize the timestamp information among the PID to judge whether PID effective, namely whether be in the current operation the PID that should use.Described access service, when the Client Agent address designation of PID finds Client Agent in according to signaling, whether the timestamp information of the timestamp information among the more described PID and the Client Agent that finds is consistent, if it is consistent, with the Client Agent that finds as the locate Client Agent that obtains, if inconsistent, execution in step 4.
Under the another kind of situation, client is in access service 1 login, withdraw from from access service 1 after a period of time, again in access service 2 logins, and the PID that is client when access service 1 login that preserves in the kernel service, and the Client Agent that has not generated for client in the access service 1 then ought can't find Client Agent according to the Client Agent address designation of PID in the signaling, it is invalid namely judging this PID, execution in step 4.
4: access service sends the request of obtaining to kernel service, and PID is obtained in the request kernel service again.
5: kernel service is obtained new PID according to this request of obtaining from global index's service.
6: global index's service is back to kernel service with new PID.
7: kernel service is added new PID in the signaling, as the service request signaling, with transmitting signaling downwards to access service.
8: the Client Agent in the access service is forwarded to client with signaling.
Access service according to the Client Agent address ID among the PID in the signaling, is searched employed Client Agent after receiving the signaling of kernel service transmission.The PID in the signaling is removed in access service, removes PID in the signaling head as access service, and by Client Agent signaling is forwarded to client.
Client is returned response message by Client Agent to access service after receiving signaling, access service is sent to kernel service with this response message again, informs the success of kernel service transmitting signaling downwards.
Referring to Fig. 4, shown that kernel service is with transmitting signaling downwards another schematic flow sheet to client.
Fig. 4 is that the scene of the kernel service of state is arranged is that example describes with kernel service still, has omitted the register flow path of client at this.To stateless kernel service, because PID reports to kernel service along with the request of client, this PID is the employed effective PID of current operation, so need not to adopt processing mode shown in Figure 4 usually.
1: PID is searched in kernel service from local cache.
Need be under the client during signaling when kernel service, kernel service at first finds PID from local cache.
Further, the PID of client is obtained in kernel service from local cache according to the client identification of knowing (UserId).
2: access service sends the request of obtaining to kernel service, and PID is obtained in the request kernel service again.
When kernel service is searched less than PID, send request to global index's service.
When kernel service is searched less than PID in local cache, for example, if when associated kernel service is inconsistent during the login of current kernel service and client, current kernel service can't find the PID of client in local cache, at this moment, obtain PID from global index's service.
3: kernel service is obtained new PID according to this request of obtaining from global index's service.
4: kernel service sends signaling to access service.
Kernel service obtains the access service address in the PID that newly obtains, know presently used access service, be added on the PID that finds in the signaling (as the service request signaling) after, be sent to access service.
Further, kernel service is added into PID on the signaling head of signaling in the present embodiment.
5: the Client Agent in the access service is forwarded to client with signaling.
Access service according to the Client Agent address ID among the PID in the signaling, is searched employed Client Agent after receiving the signaling of kernel service transmission.The PID in the signaling is removed in access service, removes PID in the signaling head as access service, and by Client Agent signaling is forwarded to client.
Client is returned response message by Client Agent to access service after receiving signaling, access service is sent to kernel service with this response message again, informs the success of kernel service transmitting signaling downwards.
From the above mentioned, the embodiment of the invention is logined identity unique identification PID by the user is set, and safeguards this PID or obtain this PID in the local cache of kernel service from client-requested, has significantly reduced the access request to global index's service; And the embodiment of the invention directly arranges the address offset amount of Client Agent in PID, has improved the search efficiency of information.
The embodiment of the invention provides a kind of quick consumer positioning agency's method, can reduce the pressure of global index's service effectively, improves the response performance of system.
The embodiment of the invention two provides a kind of Client Agent localization method, and referring to Fig. 5, described method comprises:
51: from the local cache of kernel service or the user who from the request from client, obtains client login identity unique identification (PID), described PID comprises access service address and Client Agent address designation, described Client Agent address designation is indicated Client Agent side-play amount with respect to first address in access service;
52: know access service according to the access service address among the PID that obtains, PID is added in the signaling then is sent to this access service from kernel service;
53: obtain Client Agent according to the Client Agent address designation of PID in described signaling location, utilize access service to start the Client Agent that navigates to and remove PID in the signaling;
54: the Client Agent that passes through to navigate to is forwarded to client with the signaling behind the removal PID.
Further, the PID of the each login of all clients in the system is stored in global index's service, also comprise timestamp information among the described PID, described Client Agent address designation location according to PID in the described signaling obtains Client Agent and comprises: when the Client Agent address designation of PID finds Client Agent in according to described signaling, whether the timestamp information of the timestamp information among the more described PID and the Client Agent that finds is consistent, if it is consistent, with the Client Agent that finds as the locate Client Agent that obtains, if it is inconsistent, utilize access service to send the request of obtaining to kernel service, from global index's service, obtain new PID according to this request of obtaining by kernel service; Perhaps,
When the Client Agent address designation of PID can't find Client Agent in according to described signaling, send the request of obtaining to kernel service, from global index's service, obtain new PID according to this request of obtaining by kernel service.
Further, utilize access service that the client of each login is generated PID, described system also comprises:
Utilize described access service that the PID that generates is sent to global index's service; Utilize described access service with the kernel service that the PID that generates is sent to state, by the kernel service that state is arranged PID is stored in the local cache; Utilize described access service the PID that generates to be added in the request of described client, by Client Agent the request of this client is forwarded to stateless kernel service.
Further, describedly PID is added in the signaling back is sent to this access service from kernel service and comprises: be sent to this access service from kernel service after described PID being added into the signaling head of signaling;
The described Client Agent navigate to that utilizes access service to start and the PID that removes in the signaling comprise: utilize access service to remove PID in the signaling head.
Described kernel service includes kernel service and the stateless kernel service of state, and described have the kernel service of state to be provided with local cache,
The corresponding relation of the described kernel service maintain customer end sign that state arranged and PID, the PID of client is obtained in the described kernel service that state is arranged from local cache according to the client identification of knowing; Described stateless kernel service, with the PID that carries in the client-requested that receives as accessed client PID.
Further, the described kernel service that state is arranged, by knowing described client identification from the request of client, and, when from local cache, obtaining the PID failure of client, from global index's service, obtain the PID of client according to the client identification of knowing.
Further, described access service is preserved the PID that generates according to the form of array, and wherein, an array element in the described array is represented a PID;
Client Agent address designation among the described PID is made of the label of array element.
The concrete executive mode of each step can be referring to the related content in the embodiment of the invention one in the embodiment of the invention two.From the above mentioned, the embodiment of the invention is logined identity unique identification PID by the user is set, and safeguards this PID or obtain this PID in the local cache of kernel service from client-requested, has significantly reduced the access request to global index's service; And the embodiment of the invention directly arranges the address offset amount of Client Agent in PID, has improved the search efficiency of information.
The embodiment of the invention provides a kind of quick consumer positioning agency's method, can reduce the pressure of global index's service effectively, improves the response performance of system.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.All any modifications of doing within the spirit and principles in the present invention, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Claims (10)
1. a Client Agent navigation system is characterized in that, described system comprises access service, Client Agent and kernel service,
Described kernel service, from local cache or the user who from the request from client, obtains client login identity unique identification PID, described PID comprises access service address and Client Agent address designation, described Client Agent address designation is indicated Client Agent side-play amount with respect to first address in access service, and, know access service according to the access service address among the PID that obtains, be sent to this access service after being added into PID in the signaling;
Described access service obtains Client Agent according to the Client Agent address designation of PID in described signaling location, starts the Client Agent that navigates to and removes PID in the signaling;
The described Client Agent that navigates to is forwarded to client with the signaling behind the removal PID.
2. system according to claim 1 is characterized in that, described system also comprises global index's service, and the PID of the each login of all clients also comprises timestamp information in the service memory system of described global index among the described PID,
Described access service, when the Client Agent address designation of PID finds Client Agent in according to described signaling, whether the timestamp information of the timestamp information among the more described PID and the Client Agent that finds is consistent, if it is consistent, with the Client Agent that finds as the locate Client Agent that obtains, if inconsistent, access service sends the request of obtaining to kernel service, and kernel service is obtained new PID according to this request of obtaining from global index's service; And
Described access service when the Client Agent address designation of PID can't find Client Agent in according to described signaling, sends the request of obtaining to kernel service, and kernel service is obtained new PID according to this request of obtaining from global index's service.
3. system according to claim 1 and 2 is characterized in that, described kernel service includes kernel service and the stateless kernel service of state, and described have the kernel service of state to be provided with local cache,
The corresponding relation of the described kernel service maintain customer end sign that state arranged and PID, the PID of client is obtained in the described kernel service that state is arranged from local cache according to the client identification of knowing;
Described stateless kernel service, with the PID that carries in the client-requested that receives as accessed client PID.
4. system according to claim 3 is characterized in that,
The described kernel service that state is arranged, by knowing described client identification from the request of client, and, when from local cache, obtaining the PID failure of client, from global index's service, obtain the PID of client according to the client identification of knowing.
5. system according to claim 4 is characterized in that, described access service generates PID and preservation to the client of each login, and described system also comprises:
Described access service is sent to global index's service with the PID that generates;
Described access service is stored in the kernel service that the PID that generates is sent to state in the local cache with PID by the kernel service that state is arranged;
Described access service is added on the PID that generates in the request of described client, by Client Agent the request of this client is forwarded to stateless kernel service.
6. system according to claim 5 is characterized in that,
Described access service is preserved the PID that generates according to the form of array, and wherein, an array element in the described array is represented a PID;
Client Agent address designation among the described PID is made of the label of array element.
7. system according to claim 1 is characterized in that,
Described kernel service is added into PID on the signaling head of signaling;
The PID in the signaling head is removed in described access service.
8. a Client Agent localization method is characterized in that, described method comprises:
From the local cache of kernel service or the user who from the request from client, obtains client login identity unique identification PID, described PID comprises access service address and Client Agent address designation, described Client Agent address designation is indicated Client Agent side-play amount with respect to first address in access service
Know access service according to the access service address among the PID that obtains, PID is added in the signaling then is sent to this access service from kernel service;
Obtain Client Agent according to the Client Agent address designation of PID in described signaling location, utilize access service to start the Client Agent that navigates to and remove PID in the signaling;
The Client Agent that passes through to navigate to is forwarded to client with the signaling behind the removal PID.
9. method according to claim 8, it is characterized in that, the PID of the each login of all clients in the system is stored in global index's service, also comprise timestamp information among the described PID, described Client Agent address designation location according to PID in the described signaling obtains Client Agent and comprises:
When the Client Agent address designation of PID finds Client Agent in according to described signaling, whether the timestamp information of the timestamp information among the more described PID and the Client Agent that finds is consistent, if it is consistent, with the Client Agent that finds as the locate Client Agent that obtains, if it is inconsistent, utilize access service to send the request of obtaining to kernel service, from global index's service, obtain new PID according to this request of obtaining by kernel service; And,
When the Client Agent address designation of PID can't find Client Agent in according to described signaling, send the request of obtaining to kernel service, from global index's service, obtain new PID according to this request of obtaining by kernel service.
10. method according to claim 9 is characterized in that, utilizes access service that the client of each login is generated PID, and described system also comprises:
Utilize described access service that the PID that generates is sent to global index's service;
Utilize described access service with the kernel service that the PID that generates is sent to state, by the kernel service that state is arranged PID is stored in the local cache;
Utilize described access service the PID that generates to be added in the request of described client, by Client Agent the request of this client is forwarded to the stateless core service;
Wherein, described kernel service includes kernel service and the stateless kernel service of state.
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| CN103188311B (en) | 2016-05-25 |
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