CN105024860A - Remote communication control method and system - Google Patents
Remote communication control method and system Download PDFInfo
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- CN105024860A CN105024860A CN201510438371.2A CN201510438371A CN105024860A CN 105024860 A CN105024860 A CN 105024860A CN 201510438371 A CN201510438371 A CN 201510438371A CN 105024860 A CN105024860 A CN 105024860A
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Abstract
The invention provides a remote communication control method applied to a communication network composed of a client, a plurality of long connection servers and routing equipment. The remote communication control method includes steps of performing main long connection server selection for determining the main long connection server among the long connection servers; judging whether the main long connection server is in a normal working state or not and performing load balance scheduling for scheduling connection of each long connection server if the main long connection server is in the normal working state; selecting another long connection server to be the main long connection server by performing the main long connection server selection again, performing initiating operation and shifting to load balance scheduling operation if the main long connection server is not in the normal working state. According to the invention, 2 LVS servers are saved, so that an aim of saving resources is achieved. Also, single-point fault risks are also reduced.
Description
Technical field
The invention belongs to mobile communication technology field, relate to a kind of control method and system, particularly relate to a kind of telecommunication control method and system.
Background technology
Long connection, refers to connect at one and can send multiple packet continuously, during connection keeps, if do not have Packet Generation, needs both sides to send out link detecting bag.Long connection is used for frequent operation, point-to-point communication, and linking number can not situation too much.Each TCP connects needs three steps to shake hands, and this needs the time, if each operation is long connection, the words operated again so processing speed can reduce a lot, so each operation complete after do not disconnect, directly send packet with regard to OK during process next time, TCP need not to be set up and connects.
LVS is writing a Chinese character in simplified form of Linux Virtual Server, meaning and Linux virtual server, is a virtual server cluster system.LVS cluster adopts IP load-balancing technique and content-based Requests routing technology.Scheduler has good throughput, request is balancedly transferred on different servers and performed, and scheduler automatic shield falls the fault of server, thus one group of server is formed the virtual server of high performance a, High Availabitity.The structure of whole server cluster is transparent to client, and without the need to revising the program of client and server end.For this reason, the transparency of consideration system, scalability, high availability and ease of manageability is needed when designing.
Cluster adopts three-decker:
In general, LVS cluster adopts three-decker, and its chief component is:
A, load dispatcher (load balancer), it is the front-end processor of whole cluster to outside, be responsible for the request of client to be sent on one group of server to perform, and client thinks that service is from an IP address (we can be referred to as virtual ip address).
B, server pools (server pool), be one group of server really performing client's request, the service of execution has WEB, MAIL, FTP and DNS etc.
C, share and store (shared storage), it provides a shared memory block for server pools, is easy to like this make server pools have identical content, provides identical service.
Grow in the method for telecommunication of server and the intelligent terminal connected existing based on TCP, for support large-scale equipment (such as more than one hundred million equipment) quantity, generally need the framework of long connection server cluster and load balancing.In this framework, generally need to use the guarantee of LVS server (2, is for subsequent usely protect main LVS) for high availability, computational resource compares waste, and can only eliminate Single Point of Faliure, and can not eliminate two electric fault, system is healthy and strong not.
Therefore, how a kind of telecommunication control method and system are provided, computing resource waste is caused based on the method for the long server of connection of TCP and the telecommunication of intelligent terminal to solve in prior art, Single Point of Faliure can only be eliminated, system is the many disadvantages such as healthy and strong not also, has become practitioner in the art's technical problem urgently to be resolved hurrily in fact.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of telecommunication control method and system, computing resource waste is caused based on the method for the long server of connection of TCP and the telecommunication of intelligent terminal for solving in prior art, Single Point of Faliure can only be eliminated, the problem that system is also healthy and strong not.
For achieving the above object and other relevant objects, one aspect of the present invention provides a kind of telecommunication control method, be applied in the communication network of client, multiple long connection server and routing device composition, described telecommunication control method comprises the following steps: perform main long connection server election operation to select a main long connection server in described multiple long connection server; Judge whether this main long connection server is in normal operating conditions, if so, then perform load balance scheduling operation with the connection of dispatching every director's connection server; If not, continue to adopt described main long connection server election operation to choose another main long connection server, perform initialization operation, proceed to load balance scheduling operation.
Alternatively, described main long connection server election operation comprises: the MAC Address value calculating each main long connection server according to the MAC Address of each main long connection server; Each main long connection server is made to send assert message to other main long connection servers; Described assert message comprises the MAC Address value of each main long connection server, and announces oneself to be main long connection server; At other main long connection servers after receiving described assert message, if find, the MAC Address value of self is less than the MAC Address value in described assert message, sends assert message to select a main long connection server.
Alternatively, the MAC Address value of described main long connection server is that in all long connection servers, MAC Address value is minimum.
Alternatively, described load balance scheduling operation comprises: add up the client number that each long connection server self connects; The client number that each long connection server of statistics connects is sent to main long connection server; Make main long connection server that long connection server minimum for the client number of connection is informed described client so that described client reconnects to the minimum long connection server of the client number of connection.
Alternatively, described initialization operation comprises: order another main long connection server described utilizes telnet agreement to log on described router; Detect the port mapping table in described router, and check the port mapping of the port corresponding with another main long connection server described; Judge whether the sensing of the port corresponding with another main long connection server described points to another main long connection server described, if so, then perform load balance scheduling operation; If not, then correct the port mapping table in described router, make being oriented to of port corresponding to another main long connection server described point to another main long connection server described, and perform the operation of described load balance scheduling.
The present invention also provides a kind of Telecommunications Control System on the other hand, be applied in the communication network of client, multiple long connection server and routing device composition, described Telecommunications Control System comprises: election module, for performing main long connection server election operation to select a main long connection server in described multiple long connection server; Judge module, with described election model calling, for judging whether this main long connection server is in normal operating conditions, if so, then calls for performing load balance scheduling operation to dispatch the load balance scheduling module of the connection of every director's connection server; If not, then call described election module and choose another main long connection server, for performing the initialization module of initialization operation, and described load balance scheduling module.
Alternatively, described election module comprises: computing unit, for calculating the MAC Address value of each main long connection server according to the MAC Address of each main long connection server; First transmitting element, is connected with described computing unit, sends assert message to other main long connection servers for making each main long connection server; Described assert message comprises the MAC Address value of each main long connection server, and announces oneself to be main long connection server; Second transmitting element, be connected with described computing unit and the first transmitting element, for at other main long connection servers after receiving described assert message, if find, the MAC Address value of self is less than the MAC Address value in described assert message, sends assert message to select a main long connection server.
Alternatively, described load balance scheduling module comprises: statistic unit, for adding up the client number that each long connection server self connects; 3rd transmitting element, is connected with described statistic unit, for the client number that each long connection server of statistics connects is sent to main long connection server; 4th transmitting element, being connected with described 3rd transmitting element, for making main long connection server long connection server minimum for the client number of connection being informed described client so that described client reconnects to the minimum long connection server of the client number of connection.
Alternatively, described initialization operation comprises: login unit, utilizes telnet agreement to log on described router for making another main long connection server described; Detecting unit, is connected with described login unit, for detecting the port mapping table in described router, and checks the port mapping of the port corresponding with another main long connection server described; Judging unit, is connected with described detecting unit, for judging whether the sensing of the port corresponding with another main long connection server described points to another main long connection server described, if so, then calls described load balance scheduling module; If not, then call the port mapping table for correcting in described router, what make port corresponding to another main long connection server described is oriented to the correcting unit pointing to another main long connection server described, and calls described load balance scheduling module.
Alternatively, described Telecommunications Control System also comprises long connection communication module, and the described long communication unit that connects is used for long connection communication port so that described client communicates with long connection server.
As mentioned above, telecommunication control method of the present invention and system, have following beneficial effect:
Telecommunication control method described in the present embodiment and system utilize load-balancing mechanism to save 2 LVS servers to reach the object of saving resource, can also reduce the probability of Single Point of Faliure risk.
Accompanying drawing explanation
Fig. 1 is shown as communication network schematic diagram of the present invention.
Fig. 2 is shown as telecommunication control method schematic flow sheet of the present invention.
Fig. 3 is shown as the schematic flow sheet of telecommunication control method step S1 of the present invention.
Fig. 4 is shown as the schematic flow sheet of telecommunication control method step S3 of the present invention.
Fig. 5 is shown as the schematic flow sheet of telecommunication control method step S4 of the present invention.
Fig. 6 is shown as the theory structure schematic diagram of Telecommunications Control System of the present invention.
Fig. 7 is shown as the theory structure schematic diagram of electing module in Telecommunications Control System of the present invention.
Fig. 8 is shown as the theory structure schematic diagram of load balancing module in Telecommunications Control System of the present invention.
Fig. 9 is shown as the theory structure schematic diagram of initialization module in Telecommunications Control System of the present invention.
Element numbers explanation
1 communication network
10 clients
20 long connection servers
30 routing devices
4 Telecommunications Control Systems
41 long connection communication units
42 election modules
43 judge modules
44 load balance scheduling modules
45 initialization modules
421 computing units
422 first transmitting elements
423 the 3rd transmitting elements
441 statistic units
442 the 3rd transmitting elements
443 the 4th transmitting elements
451 login unit
452 detecting units
453 judging units
454 correcting units
S1 ~ S4 step
S11 ~ S13 step
S31 ~ S33 step
S41 ~ S45 step
Embodiment
Below by way of specific instantiation, embodiments of the present invention are described, those skilled in the art the content disclosed by this specification can understand other advantages of the present invention and effect easily.The present invention can also be implemented or be applied by embodiments different in addition, and the every details in this specification also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present invention.It should be noted that, when not conflicting, the feature in following examples and embodiment can combine mutually.
It should be noted that, the diagram provided in following examples only illustrates basic conception of the present invention in a schematic way, then only the assembly relevant with the present invention is shown in graphic but not component count, shape and size when implementing according to reality is drawn, it is actual when implementing, and the kenel of each assembly, quantity and ratio can be a kind of change arbitrarily, and its assembly layout kenel also may be more complicated.
Embodiment one
The present embodiment provides a kind of telecommunication control method, and the method is applied in the communication network 1 of client 10 as shown in Figure 1, multiple long connection server 20 and routing device 30 composition.In the present embodiment, described routing device 30 adopts router three 0, and has 3 clients 10 and 3 long connection servers 20.Router two 0 has a public network IP, and opened to the outside world N number of port (port1, port2, port3 ... portN).Router second line of a couplet N director connection server, its connected mode is NAT.That is, client1 accesses the port1 port of public network IP, is actually the port2 port that have accessed long connection server 1, client2 access public network IP, have accessed long connection server 2.Like this by a public network IP, complete the deployment of N director's connection server.And for long connection server side, only need listening port N.
Refer to Fig. 2, be shown as telecommunication control method schematic flow sheet.As shown in Figure 2, described telecommunication control method comprises following step:
S1, performs main long connection server election operation to select a main long connection server in described multiple long connection server.This step refers to and negotiates main long connection server, all clients are all initiate to connect to main long connection server at first, if main long connection server finds that the number of connection of self is saturated, main long connection server meeting and client negotiate, the port numbers sending the smaller server of load, to client, allows client link the smaller server of load.Refer to Fig. 3, be shown as step S1 schematic flow sheet.As shown in Figure 3, described step S1 specifically comprises:
S11, calculates the MAC Address value of each main long connection server according to the MAC Address of each main long connection server.Such as, the MAC Address as the long connection server in Fig. 1 is 11:22:33:44:55:66, MAC Address value=11+22+33+44+55+66=231.That is the account form calculating MAC Address value is be added by each section of MAC Address.
S12, makes each main long connection server send assert message to other main long connection servers; Described assert message comprises the MAC Address value of each main long connection server, and announces oneself to be main long connection server;
S13, at other main long connection servers after receiving described assert message, if find, the MAC Address value of self is less than the MAC Address value in described assert message, sends assert message to select a main long connection server.
Step S11 ~ S13 is exactly the particular content of described main long connection server election operation.
S2, judges whether this main long connection server is in normal operating conditions, if so, then step S3; If not, then step S4 is performed.Judge whether the main long connection server that elects is in normal operating conditions and namely detects described main long connection server and whether break down.
S3, performs load balance scheduling operation with the connection of dispatching every director's connection server.Every station server counts the connection number self safeguarded, and these connection numbers are sent to main long connection server, is responsible for the connection of dispatching every station server by main long connection server.Refer to 4, be shown as the idiographic flow schematic diagram of step S3.As shown in Figure 4, described step S3 comprises following step:
S31, adds up the client number that each long connection server self connects;
S32, sends to main long connection server by the client number that each long connection server of statistics connects;
S33, make the minimum long connection server of client number that main long connection server will connect, the port numbers of the long connection server that the client number namely connected is minimum informs described client so that described client reconnects to the minimum long connection server of the client number of connection.
Step S31 ~ S33 is exactly the particular content of load balance scheduling operation.
S4, continues to adopt described main long connection server election operation to choose another main long connection server, performs initialization operation, return step S3, namely proceed to load balance scheduling operation.The main equipment selected logs on router, checks the NAT configuration of router, guarantees that the port mapping that main long connection server is corresponding points to self.Each like this client's side link points to master server, can reach thus by master server to distribute the object of connection resource.
Refer to Fig. 5, be shown as the idiographic flow schematic diagram of step S4.As shown in Figure 5, described step S4 comprises following step:
S41, from the long connection server that removing has been chosen, utilize main long connection server election operation to re-elect out another main long connection server, in remaining long connection server, that is select a MAC Address be worth minimum long connection server as another main long connection server.
S42, order another main long connection server described utilizes telnet agreement to log on described router.
S43, detects the port mapping table in described router, and checks the port mapping of the port corresponding with another main long connection server described;
S44, judges whether the sensing of the port corresponding with another main long connection server described points to another main long connection server described, if so, then returns step S3, namely performs load balance scheduling operation; If not, then perform step S45, namely correct the port mapping table in described router, make being oriented to of port corresponding to another main long connection server described point to another main long connection server described, and return step S3, perform the operation of described load balance scheduling.
Step S42 in step s 4 which ~ S45 is exactly the particular content of just value operation.
Telecommunication control method described in the present embodiment utilizes load-balancing mechanism to save 2 LVS servers to reach the object of saving resource, can also reduce the probability of Single Point of Faliure risk.
Embodiment two
The present embodiment provides a kind of Telecommunications Control System 40, is applied in the communication network of client, multiple long connection server and routing device composition.Refer to Fig. 6, be shown as the theory structure schematic diagram of Telecommunications Control System.Described Telecommunications Control System 4 comprises long connection communication unit 41, election module 42, judge module 43, load balance scheduling module 44, and initialization module 45.
Wherein, the described long communication unit 41 that connects connects communication port so that described client communicates with long connection server for length.In the present embodiment, the described long communication unit 41 that connects is to provide described long connection server major function.
Long be connected the election module 42 that communication unit 41 connects with described and operate to select a main long connection server in described individual multiple long connection server for performing main long connection server election.Described main long connection server election operation comprises the MAC Address value calculating each main long connection server according to the MAC Address of each main long connection server; Each main long connection server is made to send assert message to other main long connection servers; Described assert message comprises the MAC Address value of each main long connection server, and announces oneself to be main long connection server; At other main long connection servers after receiving described assert message, if find, the MAC Address value of self is less than the MAC Address value in described assert message, sends assert message to select a main long connection server.Refer to Fig. 7, be shown as the theory structure schematic diagram of election module.As shown in Figure 7, described election module 42 comprises computing unit 421, the first transmitting element 422, second transmitting element 423.
Wherein, described computing unit 421 is for calculating the MAC Address value of each main long connection server according to the MAC Address of each main long connection server.Such as, the MAC Address as the long connection server in Fig. 1 is 11:22:33:44:55:66, MAC Address value=11+22+33+44+55+66=231.That is the account form calculating MAC Address value is be added by each section of MAC Address.
Be connected the first transmitting element 422 with described computing unit 421 and send assert message to other main long connection servers for making each main long connection server; Described assert message comprises the MAC Address value of each main long connection server, and announces oneself to be main long connection server.
The second transmitting element 423 be connected with described computing unit 421 and the first transmitting element 422 at other main long connection servers after receiving described assert message, if find, the MAC Address value of self is less than the MAC Address value in described assert message, sends assert message to select a main long connection server.
Described judge module 43 is connected with described election module 42, and described judge module 43 is for judging whether this main long connection server is in normal operating conditions, if so, then calls load balance scheduling module 44; If not, then call election module 42, initialization module 45, and load balance scheduling module 44.
Described load balance scheduling module 44 is for performing load balance scheduling operation with the connection of dispatching every director's connection server.Refer to Fig. 8, be shown as the theory structure schematic diagram of load balancing module.As shown in Figure 8, described load balancing module 44 comprises: statistic unit 441, the 3rd transmitting element 442, the 4th transmitting element 443.
The client number that statistic unit 441 connects for adding up each long connection server self.
The 3rd transmitting element 442 is connected for the client number that each the long connection server added up connects is sent to main long connection server with described statistic unit 441.
The 4th transmitting element 443 is connected for making main long connection server that long connection server minimum for the client number of connection informed described client so that described client reconnects to the minimum long connection server of the client number of connection with described 3rd transmitting element 442.
Respectively with described election module 42, described initialization module 45 another main long connection server initialization for re-electing out that judge module 43 and load balance scheduling module 44 connect.Its main equipment selected logs on router, checks the NAT configuration of router, guarantees that port mapping corresponding to main long Connection Service points to self.Each like this client's side link points to master server, can reach thus by master server to distribute the object of connection resource.Described judge module 43 initial recklessly need to call described election module 42 removing in the long connection server chosen and utilizes main long connection server election operation to re-elect out another main long connection server calling between module 45, in remaining long connection server, that is select a MAC Address be worth minimum long connection server as another main long connection server.Refer to Fig. 9, be shown as the theory structure schematic diagram of initialization module.As shown in Figure 9, described initialization module 45 comprises login unit 451, detecting unit 452, judging unit 453, correcting unit 454.
Described login unit 451 utilizes telnet agreement to log on described router for making another main long connection server described;
Be connected detecting unit 452 with described login unit 451 for detecting the port mapping table (NAT of router configures) in described router, and check the port mapping of the port corresponding with another main long connection server described.
With described detecting unit 453 connection judgment unit 453 for judging whether the sensing of the port corresponding with another main long connection server described points to another main long connection server described, if so, then calls described load balance scheduling module 44; If not, then call the port mapping table for correcting in described router, what make port corresponding to another main long connection server described is oriented to the correcting unit 454 pointing to another main long connection server described, and calls described load balance scheduling module 44.
In sum, telecommunication control method of the present invention and system utilize load-balancing mechanism to save 2 LVS servers to reach the object of saving resource, can also reduce the probability of Single Point of Faliure risk.So the present invention effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. a telecommunication control method, be applied in the communication network of client, multiple long connection server and routing device composition, it is characterized in that, described telecommunication control method comprises the following steps:
Perform main long connection server election operation to select a main long connection server in described multiple long connection server;
Judge whether this main long connection server is in normal operating conditions, if so, then perform load balance scheduling operation with the connection of dispatching every director's connection server; If not, continue to adopt described main long connection server election operation to choose another main long connection server, perform initialization operation, proceed to load balance scheduling operation.
2. telecommunication control method according to claim 1, is characterized in that: described main long connection server election operation comprises:
The MAC Address value of each main long connection server is calculated according to the MAC Address of each main long connection server;
Each main long connection server is made to send assert message to other main long connection servers; Described assert message comprises the MAC Address value of each main long connection server, and announces oneself to be main long connection server;
At other main long connection servers after receiving described assert message, if find, the MAC Address value of self is less than the MAC Address value in described assert message, sends assert message to select a main long connection server.
3. telecommunication control method according to claim 2, is characterized in that: the MAC Address value of described main long connection server is that in all long connection servers, MAC Address value is minimum.
4. telecommunication control method according to claim 1, is characterized in that: described load balance scheduling operation comprises:
Add up the client number that each long connection server self connects;
The client number that each long connection server of statistics connects is sent to main long connection server;
Make main long connection server that long connection server minimum for the client number of connection is informed described client so that described client reconnects to the minimum long connection server of the client number of connection.
5. telecommunication control method according to claim 1, is characterized in that: described initialization operation comprises:
Order another main long connection server described utilizes telnet agreement to log on described router;
Detect the port mapping table in described router, and check the port mapping of the port corresponding with another main long connection server described;
Judge whether the sensing of the port corresponding with another main long connection server described points to another main long connection server described, if so, then perform load balance scheduling operation; If not, then correct the port mapping table in described router, make being oriented to of port corresponding to another main long connection server described point to another main long connection server described, and perform the operation of described load balance scheduling.
6. a Telecommunications Control System, be applied in the communication network of client, multiple long connection server and routing device composition, it is characterized in that, described Telecommunications Control System comprises:
Election module, for performing main long connection server election operation to select a main long connection server in described multiple long connection server;
Judge module, with described election model calling, for judging whether this main long connection server is in normal operating conditions, if so, then calls for performing load balance scheduling operation to dispatch the load balance scheduling module of the connection of every director's connection server; If not, then call described election module and choose another main long connection server, for performing the initialization module of initialization operation, and described load balance scheduling module.
7. Telecommunications Control System according to claim 6, is characterized in that: described election module comprises:
Computing unit, for calculating the MAC Address value of each main long connection server according to the MAC Address of each main long connection server;
First transmitting element, is connected with described computing unit, sends assert message to other main long connection servers for making each main long connection server; Described assert message comprises the MAC Address value of each main long connection server, and announces oneself to be main long connection server;
Second transmitting element, be connected with described computing unit and the first transmitting element, for at other main long connection servers after receiving described assert message, if find, the MAC Address value of self is less than the MAC Address value in described assert message, sends assert message to select a main long connection server.
8. Telecommunications Control System according to claim 6, is characterized in that: described load balance scheduling module comprises:
Statistic unit, for adding up the client number that each long connection server self connects;
3rd transmitting element, is connected with described statistic unit, for the client number that each long connection server of statistics connects is sent to main long connection server;
4th transmitting element, being connected with described 3rd transmitting element, for making main long connection server long connection server minimum for the client number of connection being informed described client so that described client reconnects to the minimum long connection server of the client number of connection.
9. Telecommunications Control System according to claim 6, is characterized in that: described initialization operation comprises:
Login unit, utilizes telnet agreement to log on described router for making another main long connection server described;
Detecting unit, is connected with described login unit, for detecting the port mapping table in described router, and checks the port mapping of the port corresponding with another main long connection server described;
Judging unit, is connected with described detecting unit, for judging whether the sensing of the port corresponding with another main long connection server described points to another main long connection server described, if so, then calls described load balance scheduling module; If not, then call the port mapping table for correcting in described router, what make port corresponding to another main long connection server described is oriented to the correcting unit pointing to another main long connection server described, and calls described load balance scheduling module.
10. Telecommunications Control System according to claim 6, it is characterized in that: described Telecommunications Control System also comprises long connection communication module, the described long communication unit that connects is used for long connection communication port so that described client communicates with long connection server.
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| CN105592163B (en) * | 2016-01-25 | 2018-07-17 | 上海斐讯数据通信技术有限公司 | A kind of communication means and system |
| CN106953767A (en) * | 2017-04-06 | 2017-07-14 | 腾讯科技（深圳）有限公司 | A kind of network-building method of equipment room, apparatus and system |
| CN106953767B (en) * | 2017-04-06 | 2021-03-02 | 腾讯科技（深圳）有限公司 | Method, device and system for networking between devices |
| CN107483260A (en) * | 2017-08-28 | 2017-12-15 | 北京三快在线科技有限公司 | Fault handling method and device, electronic equipment |
| CN108234304A (en) * | 2017-12-29 | 2018-06-29 | 生迪智慧科技有限公司 | Data transmission method, apparatus and system |
| CN111225242A (en) * | 2020-01-17 | 2020-06-02 | 广州酷狗计算机科技有限公司 | Video playing disaster tolerance method and device and computer storage medium |
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