CN104753747A - Gateway and device connecting method and device and gateway device - Google Patents
Gateway and device connecting method and device and gateway device Download PDFInfo
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Abstract
The invention discloses a gateway and device connecting method and device and a gateway device. The gateway and device connecting method comprises the steps of setting N+1 sessions on a gateway, wherein the N+1 sessions include N point-to-point sessions and one multiple-point N+1 session, and the N is a natural number; enabling the gateway to record information of device session ports registered by the device through the point-to-point sessions; allocating one gateway session port for the registered device side in the non-allocated point-to-point sessions and establishing point-to-point session connections with the device sides through the gateway session port and the device session ports; enabling the gateway to actively or passively to disconnect the point-to-point session connection with the device sides. By using the method, the problem that after a smart home device side joins in the gateway sessions, the gateway side needs to maintain TCP long connection with N registered devices, each device side also needs to maintain N-1 TCP long connection with the other registered devices, the redundancy is produced in the device side maintenance process, and system resources are wasted is solved.
Description
Technical field
The present invention relates to communication field, particularly relate to a kind of method, device and the gateway device that connect gateway and equipment.
Background technology
In Intelligent household scene, all intelligent home devices by adding the session of function Access Gateway, then to the service that gateway registration oneself provides.Gateway carrys out the upper down status of judgment device by receiving device registration timing to heartbeat data packets of its transmission of institute.
Because all devices all adds the same session of function Access Gateway, and it is all regular to gateway transmission heartbeat message, based on Alljoyn conversation mechanism, for the network be made up of N number of equipment, after equipment all adds function Access Gateway session (Session), gateway end is except will safeguarding that the TCP of N number of device registration is long and connecting, and each equipment also will safeguard that N-1 is connected with the TCP of other device registrations is long.
Wherein, Alljoyn is point-to-point communication framework between a kind of equipment based on C/S framework, as shown in Figure 1, is made up of Bus Daemon (bus finger daemon) and terminal node.Bus Daemon is responsible for the function such as Message routing, service discovery between terminal node.Terminal node refers to the application program on the equipment of operating in, and needs to be connected on Bus Daemon after startup.
If terminal node provides service, then register a service name to Bus Daemon, broadcasted away by Bus Daemon.If as client, so can search service by service name, and complete appointed function by far call.
Better Intelligent household scene is supported in order to make Alljoyn, the Smart home service (Smart Home service) of Alljoyn proposes the concept of centralized management, namely Smart Home service to operate on gateway and opens SessionPort (session port) information that a Session broadcasts oneself simultaneously in network, first Alljoyn equipment add and add the Session of function Access Gateway and the service provided to gateway registration oneself according to the SessionPort that receives, Alljoyn gateway distributes relevant resource to device registration, and device registration sends to Alljoyn gateway the form of heartbeat packet to show oneself presence to it with timing.
Summary of the invention
The invention provides a kind of method, device and the gateway device that connect gateway and equipment, all based on Alljoyn conversation mechanism in order to solve prior art Smart Home, after equipment side all adds function Access Gateway session, gateway end is except will safeguarding that the TCP of N number of device registration is long and connecting, each equipment also will safeguard that N-1 is connected with the TCP of other device registrations is long, equipment side maintenance process redundancy, the problem of waste system resource.
For solving the problems of the technologies described above, on the one hand, the invention provides a kind of method connecting gateway and equipment, comprising: gateway is arranged N+1 session, wherein, a described N+1 session comprises: N number of peer to peer session and a multipoint session, and N is natural number; The information of the equipment session port that described gateway recording equipment end is registered by described multipoint session; In unappropriated peer to peer session, for the equipment end of registration distributes a gateway session port, be connected to carry out peer to peer session by described gateway session port and equipment session port with equipment end; The multipoint session that described gateway disconnects actively or passively between described equipment end is connected.
Further, for registration described equipment end distribute a gateway session port after, also comprise: the information of described gateway session port is sent to described equipment end, to notify that described equipment end adds the information of the port needed for function Access Gateway peer to peer session.
Further, after described equipment end joins corresponding peer to peer session by described gateway session port information, described gateway as equipment end as described in receiving send for other equipment end call request of request call, then according to the information of the equipment session port of described other equipment end registration, join in the peer to peer session between other equipment end described; According to described call request, control other equipment end described by described peer to peer session and perform corresponding operation.
Further, according to described call request, after controlling described other equipment end execution operation accordingly by described peer to peer session, also comprise: described gateway receives the operating result that other equipment end described are fed back, and disconnection is connected with the peer to peer session between other equipment end described; Described operating result is fed back to the equipment end sending described call request.
Further, described method also comprises: whether described gateway detects according to default detection mode the equipment end being assigned with gateway session port and still deposit in a network, wherein, whether described default detection mode at least comprises one of following: whether receive heartbeat message, the to schedule interval that equipment end sends and existed by ping interface determination equipment end; When determining that equipment end is not deposited in a network, reclaiming the gateway session port distributing to this equipment end, and deleting the information of the equipment session port of this equipment end.
On the other hand, the present invention also provides a kind of device connecting gateway and equipment, comprising: arrange module, and for arranging N+1 session on gateway, wherein, a described N+1 session comprises: N number of peer to peer session and a multipoint session, and N is natural number; Logging modle, for the information of the equipment session port that recording equipment end is registered by described multipoint session; Distribution module, in unappropriated peer to peer session, for the equipment end of registration distributes a gateway session port, is connected to carry out peer to peer session by described gateway session port and equipment session port with equipment end; Link block, is connected for the multipoint session making described gateway disconnect actively or passively between described equipment end.
Further, also comprise: sending module, after distributing a gateway session port in the described equipment end for registration, the information of described gateway session port is sent to described equipment end, to notify that described equipment end adds the information of the port needed for function Access Gateway peer to peer session.
Further, also comprise: add module, for after described equipment end joins corresponding peer to peer session by described gateway session port information, described gateway as equipment end as described in receiving send for other equipment end call request of request call when, according to the information of the equipment session port of described other equipment end registration, join in the peer to peer session between other equipment end described; Calling module, according to described call request, controls other equipment end described by described peer to peer session and performs corresponding operation.
Further, also comprise: receiver module, also for by after described other equipment end execution of described peer to peer session control operation accordingly, make the operating result that described gateway reception other equipment end described are fed back, and disconnection is connected with the peer to peer session between other equipment end described; Described sending module, for feeding back to the equipment end sending described call request by described operating result.
Further, also comprise: detection module, whether still deposit in a network for detecting according to default detection mode the equipment end being assigned with gateway session port, wherein, whether described default detection mode at least comprises one of following: whether receive heartbeat message, the to schedule interval that equipment end sends and existed by ping interface determination equipment end; Processing module, for when determining that equipment end is not deposited in a network, reclaiming the gateway session port distributing to this equipment end, and deleting the information of the equipment session port of this equipment end.
Again on the one hand, the present invention also provides a kind of gateway device, comprising: the connection gateway of above-mentioned any one and the device of equipment.
Method provided by the invention, gateway is provided with N number of peer to peer session more, after equipment end is connected into multipoint session, the information of the gateway session port of peer to peer session is distributed for equipment end, so that after disconnection multipoint session, can be connected by peer to peer session, in the method, each equipment end does not need to safeguard that N-1 TCP is long again and connects, elevator system performance, solve after intelligent home device side all adds function Access Gateway session, gateway end is except will safeguarding that the TCP of N number of device registration is long and connecting, each equipment also will be safeguarded that the TCP of N-1 other device registrations is long and connect, equipment side maintenance process redundancy, the problem of waste system resource.
Accompanying drawing explanation
Fig. 1 is based on point-to-point communication frame diagram between the equipment of C/S framework in prior art;
Fig. 2 is the flow chart of the method connecting gateway and equipment in the embodiment of the present invention;
Fig. 3 is the first structural representation of the device connecting gateway and equipment in the embodiment of the present invention;
Fig. 4 is the second structural representation of the device connecting gateway and equipment in the embodiment of the present invention;
Fig. 5 is the third structural representation of the device connecting gateway and equipment in the embodiment of the present invention;
Fig. 6 is the 4th kind of structural representation of the device connecting gateway and equipment in the embodiment of the present invention;
Fig. 7 is the flow chart of the method connecting gateway and equipment in embodiment of the present invention.
Embodiment
All based on Alljoyn conversation mechanism to solve prior art Smart Home, after equipment side all adds function Access Gateway session, gateway end is except will safeguarding that the TCP of N number of device registration is long and connecting, each equipment also will be safeguarded that the TCP of N-1 other device registrations is long and connect, equipment side maintenance process redundancy, the problem of waste system resource, the invention provides a kind of method, device and the gateway device that connect gateway and equipment, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, do not limit the present invention.
Embodiments provide a kind of method connecting gateway and equipment, its realization flow as shown in Figure 2, comprises step S202 to S208:
S202, gateway is arranged N+1 session, and wherein, N+1 session comprises: N number of peer to peer session and a multipoint session, N is natural number.
S204, the information of the equipment session port that gateway recording equipment end is registered by multipoint session.
S206, in unappropriated peer to peer session, for the equipment end of registration distributes a gateway session port, is connected to carry out peer to peer session by gateway session port and equipment session port with equipment end.
S208, the multipoint session that gateway disconnects actively or passively between equipment end is connected.In this process, gateway can select initiatively according to actual conditions or passive disconnection multipoint session connects, namely gateway disconnects the multipoint session flow process between equipment end after the information sending session port, or, when the flow process that the disconnection multipoint session having equipment side to initiate after receiving session port information connects.
The method that the embodiment of the present invention provides, gateway is provided with N number of peer to peer session more, after equipment end is connected into multipoint session, the information of the gateway session port of peer to peer session is distributed for equipment end, so that after disconnection multipoint session, can be connected by peer to peer session, in the method, each equipment end does not need to safeguard that N-1 is connected with the TCP of other device registrations is long again, elevator system performance, solve after intelligent home device side all adds function Access Gateway session, gateway end is except will safeguarding that the TCP of N number of device registration is long and connecting, each equipment also will safeguard that N-1 is connected with the TCP of other device registrations is long, equipment side maintenance process redundancy, the problem of waste system resource.
After the equipment end for registration distributes the information of gateway session port of a peer to peer session, the funcall that conveniently equipment room is follow-up, therefore, the information of gateway session port can also be sent to equipment end, add the information of the port needed for function Access Gateway peer to peer session with announcement apparatus end.
When exist call between equipment end when, by the corresponding function of the information of the said equipment session port and the information invocation facility end of gateway session port, specific implementation process is as follows: after equipment end joins corresponding peer to peer session by the information of gateway session port, the call request for other equipment end of request call that gateway is sent as receiving equipment end; According to the information of equipment session port corresponding to other equipment end, join in the peer to peer session between other equipment end; According to call request, control other equipment end by peer to peer session and perform corresponding operation.Such as, when user uses mobile phone to control air-conditioning, user first joins peer to peer session by the gateway port distributing to mobile phone before gateway, gateway is sent to by needing the order of calling, the peer to peer session that gateway is set up between air-conditioning and gateway according to this order, air-conditioning equipment session port information connects, upon establishment of a connection, order is sent to air-conditioning.
After being controlled other equipment end by peer to peer session and performing corresponding operation, gateway receives the operating result of other equipment end feedback, and disconnection is connected with the peer to peer session between other equipment end; Operating result is fed back to the equipment end sending call request, subsequently, the peer to peer session that off device end is corresponding connects.Continue above-mentioned example, if the order sent is for be adjusted to 26 degree by temperature, after then executing the operation regulating temperature at air-conditioning, execution result is fed back to gateway, gateway disconnects and being connected with the peer to peer session between air-conditioning, execution result is fed back to mobile phone by gateway, and mobile phone disconnects the point to point connect with gateway.
In said process, after connecting, also need to determine whether equipment end still deposits in a network, more reasonably to utilize the gateway port that peer to peer session is corresponding, whether the equipment end that then gateway has been assigned with gateway session port according to default detection mode detection still deposits in a network, wherein, whether default detection mode at least comprises one of following: whether receive heartbeat message, the to schedule interval that equipment end sends and existed by ping interface determination equipment end; When determining that equipment end is not deposited in a network, reclaiming the port distributing to the gateway session of this equipment end peer to peer session, and deleting the information of the equipment session port of this equipment end.
The embodiment of the present invention also provides a kind of device connecting gateway and equipment, and the structural representation of this device as shown in Figure 3, comprising: arrange module 10, for arranging N+1 session on gateway, wherein, N+1 session comprises: N number of peer to peer session and a multipoint session, and N is natural number; Logging modle 20, and arranges module 10 and is coupled, for the information of the equipment session port that recording equipment end is registered by multipoint session; Distribution module 30, is coupled with logging modle 20, in unappropriated peer to peer session, for the equipment end of registration distributes a gateway session port, is connected to carry out peer to peer session by gateway session port and equipment session port with equipment end; Link block 40, is coupled with distribution module 30, is connected for the multipoint session making gateway disconnect actively or passively between equipment end.
Fig. 4 shows the another kind of structural representation of said apparatus, said apparatus also comprises: sending module 50, be coupled with distribution module 30 and link block 40, after distributing a gateway session port for the equipment end of registration, the information of gateway session port is sent to equipment end, adds the information of the port needed for function Access Gateway peer to peer session with announcement apparatus end.
Fig. 5 shows another structural representation of said apparatus, on the basis of Fig. 4, said apparatus also comprises: add module 60, be coupled with link block 40, for after equipment end joins corresponding peer to peer session by gateway session port information, gateway when as received, equipment end sends for other equipment end call request of request call, according to the information of the equipment session port that other equipment end are registered, joins in the peer to peer session between other equipment end; Calling module 70, and adds module 60 and is coupled, and according to call request, controls other equipment end perform corresponding operation by peer to peer session.
Further, said apparatus can also comprise: receiver module, is coupled with calling module, also for being controlled after other equipment end perform corresponding operation by peer to peer session, make gateway receive the operating result of other equipment end feedback, and disconnection is connected with the peer to peer session between other equipment end; Above-mentioned sending module, is coupled with receiver module, also for operating result being fed back to the equipment end sending call request
In a preferred embodiment, said apparatus can also be as shown in Figure 6, on the basis of Fig. 5, said apparatus comprises: detection module 80, be coupled with link block 40, whether whether still deposit in a network for detecting according to default detection mode the equipment end being assigned with gateway session port, wherein, default detection mode at least comprises one of following: whether receive heartbeat message, the to schedule interval that equipment end sends and existed by ping interface determination equipment end; Processing module 90, is coupled with detection module 80, for when determining that equipment end is not deposited in a network, reclaiming the gateway session port distributing to this equipment end, and deleting the equipment session port information of this equipment end.
The embodiment of the present invention additionally provides a kind of gateway device, and this gateway device can be Alljoyn gateway, and it comprises the connection gateway of above-mentioned any one and the device of equipment.In implementation procedure, said apparatus can be arranged separately, also can be integrated in gateway device by said apparatus, those skilled in the art, according to above-mentioned record, know and how to arrange, repeat no more herein.
Embodiment
In prior art, after equipment side all adds function Access Gateway session, gateway end is except will safeguarding that the TCP of N number of device registration is long and connecting, each equipment also will safeguard that N-1 is connected with the TCP of other device registrations is long, for equipment side, because all communication is directly all by gateway end, directly keep again connecting the necessity of carrying out communicating with regard to not having between equipment side.Therefore, embodiments provide a kind of method connecting gateway and equipment, the interaction flow of the method as shown in Figure 7, running on the gateway device based on the Smart Home Service of Alljoyn, suppose have two Alljoyn smart machines and an Alljoyn Gateway (webmaster), be described about the process reducing network connection the present invention based on Fig. 7, flow process is as follows:
S1, gateway opens N+1 Session (comprising N number of point-to-point Session and multiple spot Session), and each Session is identified by unique SessionPort and carrys out broadcast multipoint Session port by About.
S2, equipment is registered its information on services by multipoint session port and the point-to-point SessionPort of himself is together registered.
S3, after succeeding in registration, gateway selects an available port to return to equipment in N number of peer to peer session port, and as without possible or operable peer to peer session port, then gateway returns multipoint session port to equipment.For two equipment in this embodiment, when when equipment is more, peer to peer session port is less, when peer to peer session port is assigned with completely, just there will be multipoint session port assignment to the situation of equipment, such as, ten equipment, are but provided with the situation of eight peer to peer session ports.
S4, equipment leaves gateway multipoint session.After equipment have received the port numbers of gateway distribution, just leave current multipoint session.
S5, the existence of equipment is determined in gateway timing by Ping interface. when realizing, if there is not equipment, then reclaims point-to-point port and deletes corresponding log-on message.
S6, when there being equipment calls, the port that invocation facility is passed through to distribute is to adding function Access Gateway session.Such as, A equipment needs to call B equipment and realizes a certain function.
S7, invocation facility sends call request, and such as, A equipment sends call request to gateway.
S8, gateway adds the session of called equipment according to the point-to-point SessionPort of self of called facility registration.Gateway is after the call request receiving device A transmission, and gateway will join B equipment by the port of equipment B registration before.
S9, method call and returning.Call the corresponding function of B equipment.
S10, gateway leaves by tune equipment session.
S11, returns results to calling initiating equipment.Return to A equipment and call result
S12, invocation facility leaves session.A equipment leaves gateway.
In said process, gateway side opens N+1 session, and wherein peer to peer session is N, and multipoint session is 1.Its implementation procedure is to self point-to-point SessionPort of interpolation equipment in the information of gateway registration existing; After gateway side returns success, gateway side returns the point-to-point SessionPort of a gateway end, and equipment side initiatively leaves gateway side Session; When there being service call, gateway side active adds is carried out service call by the point-to-point Session of the equipment of tune.
The embodiment of the present invention is by the peer to peer session port to gateway registration self, and gateway only just goes when service is adjusted the session initiatively joining called equipment, decreases the long of N number of device registration connect at gateway side; By distributing peer to peer session port to device registration, equipment only just initiatively adds the peer to peer session of function Access Gateway when there being service call, makes equipment side decrease the long of N-1 equipment room and connects.In theory, when decreasing 2N-1 long connection without any when service call than existing scheme, improve device resource and network utilization.
Although be example object, disclose the preferred embodiments of the present invention, it is also possible for those skilled in the art will recognize various improvement, increase and replacement, and therefore, scope of the present invention should be not limited to above-described embodiment.
Claims (11)
1. connect a method for gateway and equipment, it is characterized in that, comprising:
Gateway is arranged N+1 session, wherein, a described N+1 session comprises: N number of peer to peer session and a multipoint session, and N is natural number;
The information of the equipment session port that described gateway recording equipment end is registered by described multipoint session;
In unappropriated peer to peer session, for the equipment end of registration distributes a gateway session port, be connected to carry out peer to peer session by described gateway session port and equipment session port with equipment end;
The multipoint session that described gateway disconnects actively or passively between described equipment end is connected.
2. the method for claim 1, is characterized in that, for registration described equipment end distribute a gateway session port after, also comprise:
The information of described gateway session port is sent to described equipment end, to notify that described equipment end adds the information of the port needed for function Access Gateway peer to peer session.
3. method as claimed in claim 2, is characterized in that,
After described equipment end joins corresponding peer to peer session by described gateway session port information, described gateway as equipment end as described in receiving send for other equipment end call request of request call, then according to the information of the equipment session port of described other equipment end registration, join in the peer to peer session between other equipment end described;
According to described call request, control other equipment end described by described peer to peer session and perform corresponding operation.
4. method as claimed in claim 3, is characterized in that, according to described call request, after controlling the corresponding operation of described other equipment end execution, also comprises by described peer to peer session:
Described gateway receives the operating result of described other equipment end feedback, and disconnection is connected with the peer to peer session between other equipment end described;
Described operating result is fed back to the equipment end sending described call request.
5. the method according to any one of Claims 1-4, is characterized in that, described method also comprises:
Whether described gateway detects according to default detection mode the equipment end being assigned with gateway session port and still deposits in a network, wherein, whether described default detection mode at least comprises one of following: whether receive heartbeat message, the to schedule interval that equipment end sends and existed by ping interface determination equipment end;
When determining that equipment end is not deposited in a network, reclaiming the gateway session port distributing to this equipment end, and deleting the information of the equipment session port of this equipment end.
6. connect a device for gateway and equipment, it is characterized in that, comprising:
Arrange module, for arranging N+1 session on gateway, wherein, a described N+1 session comprises: N number of peer to peer session and a multipoint session, and N is natural number;
Logging modle, for the information of the equipment session port that recording equipment end is registered by described multipoint session;
Distribution module, in unappropriated peer to peer session, for the equipment end of registration distributes a gateway session port, is connected to carry out peer to peer session by described gateway session port and equipment session port with equipment end;
Link block, is connected for the multipoint session making described gateway disconnect actively or passively between described equipment end.
7. device as claimed in claim 6, is characterized in that, also comprise:
Sending module, after distributing a gateway session port in the described equipment end for registration, is sent to described equipment end by the information of described gateway session port, to notify that described equipment end adds the information of the port needed for function Access Gateway peer to peer session.
8. device as claimed in claim 6, is characterized in that, also comprise:
Add module, for after described equipment end joins corresponding peer to peer session by described gateway session port information, described gateway as equipment end as described in receiving send for other equipment end call request of request call when, according to the information of the equipment session port of described other equipment end registration, join in the peer to peer session between other equipment end described;
Calling module, according to described call request, controls other equipment end described by described peer to peer session and performs corresponding operation.
9. device as claimed in claim 8, is characterized in that, also comprise:
Receiver module, also for by after described other equipment end execution of described peer to peer session control operation accordingly, make the operating result that described gateway reception other equipment end described are fed back, and disconnection is connected with the peer to peer session between other equipment end described;
Described sending module, for feeding back to the equipment end sending described call request by described operating result.
10. the device according to any one of claim 6 to 9, is characterized in that, also comprises:
Detection module, whether still deposit in a network for detecting according to default detection mode the equipment end being assigned with gateway session port, wherein, whether described default detection mode at least comprises one of following: whether receive heartbeat message, the to schedule interval that equipment end sends and existed by ping interface determination equipment end;
Processing module, for when determining that equipment end is not deposited in a network, reclaiming the gateway session port distributing to this equipment end, and deleting the information of the equipment session port of this equipment end.
11. 1 kinds of gateway devices, is characterized in that, comprising: the connection gateway according to any one of claim 6 to 10 and the device of equipment.
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| CN104753747B (en) | 2019-06-04 |
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