CN106161598B - Agent keep-alive system and method - Google Patents
Agent keep-alive system and method Download PDFInfo
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- CN106161598B CN106161598B CN201610479071.3A CN201610479071A CN106161598B CN 106161598 B CN106161598 B CN 106161598B CN 201610479071 A CN201610479071 A CN 201610479071A CN 106161598 B CN106161598 B CN 106161598B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/12—Arrangements for remote connection or disconnection of substations or of equipment thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/143—Termination or inactivation of sessions, e.g. event-controlled end of session
- H04L67/145—Termination or inactivation of sessions, e.g. event-controlled end of session avoiding end of session, e.g. keep-alive, heartbeats, resumption message or wake-up for inactive or interrupted session
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Abstract
The invention belongs to the technical field of intelligent home electronics, and particularly relates to a proxy keep-alive system and a proxy keep-alive method. The agent keep-alive system comprises a device to be kept alive, a server and a request connection terminal, and is characterized in that: and an agent keep-alive gateway is arranged between the keep-alive device and the server. The invention has the beneficial effects that: the agent keep-alive gateway is added outside the original equipment, and the keep-alive mechanism is handed to the agent keep-alive gateway, so that the original equipment can save the power consumption required by the keep-alive mechanism, the structure is simple, the operation is convenient, and the purpose of prolonging the endurance time of the equipment is achieved.
Description
(I) technical field
The invention belongs to the technical field of intelligent home electronics, and particularly relates to a proxy keep-alive system and a proxy keep-alive method.
(II) background of the invention
The electronic cat eye (also called intelligent cat eye) in the market at present is a device which is arranged at the original optical cat eye position of a home and is used for replacing an optical cat eye. The equipment can be remotely connected with clients such as a mobile phone or a computer to check images acquired by the electronic cat eye. In order to maintain network connection, the electronic cat eye needs to have a keep-alive mechanism, namely periodically sending a keep-alive packet to the server and receiving a response of the server.
For the battery-powered electronic cat eye, as the system needs to be awakened periodically to carry out a keep-alive mechanism, the power consumption is increased, in the whole standby process, the power consumption occupied by the keep-alive occupies more than half, the endurance time of the equipment is reduced, the electronic cat eye needs to be charged once in one or two weeks, and much inconvenience is brought to users. More broadly, the system is not limited to an electronic cat eye, most of battery-powered devices which need to maintain network keep-alive wake up the system frequently due to keep-alive, and the endurance time is reduced.
Disclosure of the invention
In order to make up for the defects of the prior art, the invention provides the agent keep-alive system and the method which have simple structure and convenient operation and can prolong the endurance time of the equipment.
The invention is realized by the following technical scheme:
a proxy keep-alive system comprises a device to be kept alive, a server and a connection request terminal, and is characterized in that: and an agent keep-alive gateway is arranged between the keep-alive device and the server.
Further, the agent keep-alive gateway comprises a routing module, a protocol processing module and a keep-alive agent module.
Further, a timer is arranged in the keep-alive agent module.
A method for carrying out agent keep-alive by using the system is characterized in that: the method comprises the following steps:
(1) the device to be kept alive is added into the proxy keep-alive gateway before being powered on, after the device to be kept alive is powered on, the WIFI module of the device to be kept alive is connected with the proxy keep-alive gateway, the protocol processing module establishes TCP/UDP connection with the device to be kept alive, and the device to be kept alive organizes online information;
(2) after receiving the information of the equipment to be kept alive, the proxy keep-alive gateway registers the online information to the server, and informs the equipment to be kept alive of the success of online;
(3) the proxy keep-alive gateway accesses the network before connecting with the server and keeps the heartbeat with the server;
(4) the proxy keep-alive gateway receives the heartbeat response of the server while keeping the heartbeat with the server;
(5) requesting the connection terminal to connect the equipment to be kept alive to the server;
(6) after receiving the connection request, the server sends a wake-up message to the proxy keep-alive gateway;
(7) after receiving the wake-up message, the proxy keep-alive gateway directly wakes up the device to be kept alive;
(8) after the server sends the wake-up message, automatically issuing a server list to the proxy keep-alive gateway and the request connection terminal;
(9) and the proxy keep-alive gateway sends the received server list information to the equipment to be kept alive, informs the equipment to be kept alive to connect the server, selects the server for connection after the request connection terminal receives the server list, and finally establishes connection between the equipment to be kept alive and the request connection terminal.
Further, in the step (2), when the online information is registered in the server, if the online is successful, the server replies to the server successfully, and if the online is unsuccessful, the server is continuously reconnected to the online.
Further, in the step (2), after the agent keep-alive gateway notifies the device to be kept alive to be online successfully, the device to be kept alive is allowed to process the sleep logic.
Further, in step (3), the proxy keep-alive gateway automatically screens the list of servers with unobstructed network and keeps the heartbeat with the servers of the list.
Further, in step (4), if no response is received after timeout, refreshing the list for the server which has timed out in the list.
Further, in step (4), the heartbeat packet sending process of step (3) and the receiving response process of step (4) need to be executed each time the keep-alive process is executed.
Further, in step (9), after the connection between the device to be kept alive and the connection requesting terminal is established, the other connection requesting terminals of the connection requesting terminal and the device to be kept alive are automatically disconnected.
The invention has the beneficial effects that: by adding an agent keep-alive gateway outside the original equipment and handing the keep-alive mechanism to the agent keep-alive gateway, the original equipment can save the power consumption required by the keep-alive mechanism, the user experience is greatly improved, the keep-alive gateway can interact with the equipment for the first time, the keep-alive process can be carried out under other conditions, a plurality of pieces of equipment can be registered under the keep-alive gateway, and the keep-alive of a plurality of pieces of equipment can be realized; simple structure, convenient operation have reached the purpose of extension equipment duration.
(IV) description of the drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a block diagram of the principle structure of the present invention;
FIG. 2 is a schematic structural block diagram of an electronic cat eye as the device to be kept alive;
(V) detailed description of the preferred embodiments
The attached drawing is an embodiment of the invention. The embodiment comprises a basic routing module, a protocol processing module and a keep-alive agent module.
The protocol processing module is used for carrying out information interaction between the device to be kept alive and the proxy keep-alive gateway, the device to be kept alive and the proxy keep-alive gateway have no dependency relationship before connection is established, the starting sequence of the device to be kept alive and the proxy keep-alive gateway is not sequential, and the mode of adding the registration device in the proxy keep-alive gateway includes but is not limited to adding the device by connecting the mobile phone with the keep-alive gateway.
The agent keep-alive gateway and the device to be kept alive have no primary and secondary relation, the device to be kept alive can actively search for the existing agent keep-alive gateway and actively establish connection with the agent keep-alive gateway, or the agent keep-alive gateway actively searches for the existing device to be kept alive and establishes connection with the device to be kept alive, and after the device to be kept alive is connected with the agent keep-alive gateway, only when the response of the agent keep-alive gateway is received, the device to be kept alive has the authority to process the sleep logic in the device to be kept alive.
The keep-alive agent module is used for interacting heartbeat messages with the server so as to resist NAT overtime on the network; the module does not automatically keep alive with the server, but keeps alive for the specific equipment after the keep alive equipment end issues the keep alive task unless the keep alive equipment end is increased, decreased or changed and needs to register the keep alive in the proxy keep alive gateway again (or the proxy keep alive gateway is added again to the keep alive equipment end).
The keep-alive agent module periodically performs heartbeat interaction with the server, so that the keep-alive effect is achieved.
The keep-alive agent module also comprises a timer which is used for calculating the time for sending the heartbeat message and judging whether the server responds to the heartbeat message and is not sent when overtime exists.
The invention mainly aims to ensure remote connection, and a connection request terminal (including but not limited to a mobile phone or a computer) can be quickly connected with equipment to be kept alive on the premise of keeping alive of the agent keep-alive gateway, but needs to make certain adjustment.
The method specifically comprises the following steps:
1. before the device to be kept alive is powered on, the device to be kept alive needs to be added into the proxy keep alive gateway (or the proxy keep alive gateway is added into the device to be kept alive), the process is only set once, unless the devices to be kept alive are increased, reduced or changed, after the devices to be kept alive are powered on, the WIFI module of the devices to be kept alive is connected with the proxy keep-alive gateway, the process is a common connection routing process, after the keep-alive device successfully connects with the proxy keep-alive gateway, except initializing own resources, the process also needs to actively search a nearby proxy keep-alive gateway protocol processing module (or the proxy keep-alive gateway protocol processing module actively searches a nearby device to be kept alive), and establishing TCP/UDP connection, after the connection is established, the device to be kept alive starts to organize online information, including unique identification, encrypted information and the like of the device to be kept alive, and then the information is transmitted to the proxy keep-alive gateway according to a self-defined protocol.
2. After the agent keep-alive gateway receives the information of the equipment to be kept alive, the server(s) with smooth network is/are actively screened and connected, and the online information is registered to the server.
3. If the online is successful, the server can reply to the success, and if the online is unsuccessful, the server can be continuously reconnected to the online.
4. And the agent keep-alive gateway informs the device to be kept alive to be successfully online, and allows the device to be kept alive to process the sleep logic.
5. The proxy keep-alive gateway needs to intervene in the network before connecting with the server, and can automatically screen a list of servers with smooth network for stability of connection and keep heartbeat with the servers of the list.
6. When the heartbeat is kept, heartbeat responses of the servers need to be received, if responses are received within a specified time, communication is normal, if no response is received within overtime, the list needs to be refreshed aiming at the overtime servers in the list, ranking screening is carried out according to load balance of each server (also according to the delay condition of a network and the like), the stability and smoothness of connection are ensured, the heartbeat packet sending process of 5 and the response receiving process of 6 need to be executed in each keep-alive process, and therefore the timeliness and the stability of remote connection can be ensured.
7. The connection request terminal requests to connect the device to be kept alive, theoretically, the connection request terminal cannot be directly connected with the device to be kept alive but must pass through a server, the main reason is that the keep-alive object of the proxy keep-alive gateway is the server, and the connection request terminal firstly requests to connect the device to be kept alive to the server because the keep-alive object is the server.
8. And the server sends a wake-up message to the proxy keep-alive gateway after receiving the connection request.
9. And the proxy keep-alive gateway can directly wake up the equipment to be kept alive after receiving the wake-up packet.
10. After the server sends the wake-up message, the server list is automatically sent to the agent keep-alive gateway and the request connection terminal, and the server list is screened according to the load balance of each server, so that the stability and smoothness of connection are ensured.
11. The proxy keep-alive gateway sends the received server list information to the device to be kept alive, and then the device to be kept alive actively gives connection initiative to be actively disconnected.
12. After receiving the server list, the proxy keep-alive gateway notifies the device to be kept alive to connect with the server, and the device to be kept alive can select the server from the list to connect according to a sequence or a random mode. After the connection requesting terminal receives the server list, the server connection can be selected from the list in a sequential or random manner.
And finally, the server establishes connection between the terminal and the device to be kept alive, if one connection is established, the other connection requests of the connection request terminal and the device to be kept alive are automatically disconnected, and the connection between the connection request terminal and the device to be kept alive is completed.
The above embodiments describe the application of the present invention in remote management, but the present invention is also applicable to the function of intelligent gateway, and also applicable to other wireless protocols, such as 433, 802.15.4 protocol of zigbee, etc. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, and all changes and modifications that come within the spirit and scope of the invention are desired to be protected.
The invention takes an electronic cat eye as an example, and the implementation mode is as follows:
1. before the electronic peep hole is powered on, the electronic peep hole needs to be added into the proxy keep-alive gateway in advance (or the proxy keep-alive gateway is added into the electronic peep hole), the process is only set once, unless the electronic peep hole is increased, reduced or changed, after the electronic peep hole is powered on, the WIFI module of the electronic peep hole is connected with the proxy keep-alive gateway, the process is a common connection routing process, after the electronic peep hole is successfully connected with the proxy keep-alive gateway, except for initializing own resources, the electronic peep hole also needs to actively search a nearby proxy keep-alive gateway protocol processing module (or the proxy keep-alive gateway protocol processing module actively searches a nearby electronic peep hole), and establishing TCP/UDP connection, after the connection is established, the electronic peep hole starts to organize online information, including unique identification, encrypted information and the like of the electronic peep hole, and then the information is transmitted to the proxy keep-alive gateway according to a custom protocol.
2. After the agent keep-alive gateway receives the information of the electronic cat eye, the online server(s) with smooth network is/are actively screened and connected, and the online information is registered to the online server.
3. If the online is successful, the online server can reply to the success, and if the online is unsuccessful, the online server can be continuously reconnected.
4. And the proxy keep-alive gateway informs the electronic peep hole of successful online, and then allows the electronic peep hole to process the dormancy logic.
5. The proxy keep-alive gateway needs to intervene in the network before being connected with the online server, can automatically screen a smooth online server list of the network for the stability of connection, and keeps the heartbeat of the online server of the list.
6. When the heartbeat is kept, the heartbeat response of the online server needs to be received, if the response is received within the specified time, the communication is normal, if the response is not received within the overtime, the list needs to be refreshed aiming at the overtime online server in the list, ranking screening is carried out according to the load balance of each server (the network delay condition and the like can be also used), the connection stability and smoothness are ensured, the heartbeat packet sending process of 5 and the response receiving process of 6 need to be executed in each keep-alive process, and the timeliness and the stability of remote connection can be ensured.
7. The mobile phone or the PC requests to be connected with the electronic peep hole, theoretically, the mobile phone or the PC cannot be directly connected with the electronic peep hole but must pass through the server, and the main reason is that the keep-alive object of the proxy keep-alive gateway is the server, and because the keep-alive object is an online server, the mobile phone or the PC first needs to request to be connected with the electronic peep hole to the online server.
8. And the online server sends a wake-up message to the proxy keep-alive gateway after receiving the connection request.
9. And the proxy keep-alive gateway can directly wake up the electronic peephole after receiving the wake-up packet.
10. After the on-line server sends the wake-up message, the on-line server automatically sends a forwarding server list to the proxy keep-alive gateway, the mobile phone or the PC, wherein the server list is screened according to the load balance of each server, and the stability and smoothness of connection are ensured.
11. The proxy keep-alive gateway sends the received list information of the forwarding server to the electronic peep hole, and then the connection initiative is handed to the electronic peep hole for active disconnection.
12. After receiving the forwarding server list, the proxy keep-alive gateway informs the electronic peep hole to connect the forwarding server, and the electronic peep hole can select a server from the list to connect according to a sequence or a random mode. After receiving the forwarding server list, the mobile phone or the PC may select a server connection from the list in a sequential or random manner.
And finally, the forwarding server establishes connection between the mobile phone or the PC and the electronic peep hole, if one connection is established, the other connection requests of the mobile phone or the PC and the electronic peep hole are automatically disconnected, and the connection between the mobile phone or the PC and the electronic peep hole is completed.
Claims (2)
1. A proxy keep-alive system comprises a device to be kept alive, a server and a connection request terminal, and is characterized in that: an agent keep-alive gateway is arranged between the equipment to be kept alive and the server, the agent keep-alive gateway comprises a routing module, a protocol processing module and a keep-alive agent module, and a timer is arranged in the keep-alive agent module;
the keep-alive method comprises the following steps:
(1) the method comprises the steps that a device to be kept alive is added into an agent keep-alive gateway before being powered on, a WIFI module of the device to be kept alive is connected with the agent keep-alive gateway after being powered on, the process is a common connection routing process, after the device to be kept alive is successfully connected with the agent keep-alive gateway, resources of the device to be kept alive are initialized, a protocol processing module of the agent keep-alive gateway nearby needs to be actively searched, TCP/UDP connection is established between the protocol processing module and the device to be kept alive, and online information is organized by the device to be kept alive;
(2) after receiving the information of the equipment to be kept alive, the proxy keep-alive gateway registers the online information to the server, and informs the equipment to be kept alive that the online is successful by the proxy keep-alive gateway, so that the equipment to be kept alive is allowed to process the sleep logic; when the online information is registered to the server, if the online is successful, the server replies to the server successfully, and if the online is unsuccessful, the server is continuously reconnected to the online;
(3) the proxy keep-alive gateway accesses the network before connecting with the server, automatically screens a server list with smooth network and keeps the heartbeat with the server of the list;
(4) the proxy keep-alive gateway receives the heartbeat response of the server while keeping the heartbeat with the server; if no response is received after timeout, refreshing the list aiming at the server overtime in the list; the process of sending heartbeat packets in the step (3) and the process of receiving response in the step (4) are required to be executed in each keep-alive process;
(5) requesting the connection terminal to connect the equipment to be kept alive to the server;
(6) after receiving the connection request, the server sends a wake-up message to the proxy keep-alive gateway;
(7) after receiving the wake-up message, the proxy keep-alive gateway directly wakes up the device to be kept alive;
(8) after the server sends the wake-up message, automatically issuing a server list to the proxy keep-alive gateway and the request connection terminal;
(9) and the proxy keep-alive gateway sends the received server list information to the equipment to be kept alive, informs the equipment to be kept alive to connect the server, selects the server for connection after the request connection terminal receives the server list, and finally establishes connection between the equipment to be kept alive and the request connection terminal.
2. A proxy keep-alive system as claimed in claim 1, wherein: in step (9), after the connection between the device to be kept alive and the connection requesting terminal is established, the other connection requesting terminals of the connection requesting terminal and the device to be kept alive are automatically disconnected.
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| CN201610479071.3A CN106161598B (en) | 2016-06-28 | 2016-06-28 | Agent keep-alive system and method |
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| CN201610479071.3A CN106161598B (en) | 2016-06-28 | 2016-06-28 | Agent keep-alive system and method |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107071921A (en) * | 2017-01-11 | 2017-08-18 | 上海斐讯数据通信技术有限公司 | A kind of terminal equipment control method and system based on wireless management frame |
| CN108632306B (en) * | 2017-03-17 | 2021-03-23 | 华为技术有限公司 | Method, equipment and system for safely keeping alive |
| CN109922163B (en) * | 2017-12-13 | 2022-05-03 | 中国电信股份有限公司 | Message sending method, Internet of things access gateway and Internet of things system |
| CN111294231B (en) * | 2018-12-07 | 2022-05-20 | 杭州海康威视系统技术有限公司 | Resource management method and system |
| CN113099521A (en) * | 2021-03-26 | 2021-07-09 | 珠海泰芯半导体有限公司 | Dormancy awakening method and device of station, storage medium and electronic equipment |
| CN113746727A (en) * | 2021-09-06 | 2021-12-03 | 四川长虹网络科技有限责任公司 | Home gateway and home gateway equipment management system |
| CN114025011B (en) * | 2021-11-22 | 2024-04-16 | 北京小米移动软件有限公司 | Device control method, device control apparatus, and storage medium |
| CN114244886B (en) * | 2021-11-22 | 2024-04-30 | 北京小米移动软件有限公司 | Device control method, device control apparatus, and storage medium |
| CN114268805B (en) * | 2021-12-23 | 2024-04-02 | 杭州登虹科技有限公司 | Method for remotely and rapidly pulling audio and video streams of low-power-consumption equipment |
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