CN105407008A - Reconnecting method and system for interrupted TCP (Transmission Control Protocol) connection, terminal and server - Google Patents
Reconnecting method and system for interrupted TCP (Transmission Control Protocol) connection, terminal and server Download PDFInfo
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- CN105407008A CN105407008A CN201510954197.7A CN201510954197A CN105407008A CN 105407008 A CN105407008 A CN 105407008A CN 201510954197 A CN201510954197 A CN 201510954197A CN 105407008 A CN105407008 A CN 105407008A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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Abstract
The invention provides a reconnecting method and system for an interrupted TCP (Transmission Control Protocol) connection, a TCP connection based terminal and a TCP connection based server. The reconnecting method for the interrupted TCP connection comprises the steps of S2, when interruption of TCP connection with the server is detected by the terminal, sending a prompt message to a user so as to prompt the user to detect a corresponding line and prompt the user whether to send a reconnection request; S4, when an indication for sending reconnection request which is fed back by the user is received, sending the reconnection request to the server based on the indication, wherein the reconnection request carries a terminal identifier and corresponding login information; S6, performing identity verification for the terminal based on the reconnection request by the server, and feeding back a reconnection agreement message to the terminal when the verification is successful, and when the reconnection agreement message is received, reestablishing the TCP connection with the server. In the reconnecting method for the interrupted TCP connection, the terminal sends the prompt message to the user so as to prompt the user to detect the line when the TCP connection with the server is interrupted, so that the reconnection efficiency is increased.
Description
Technical field
The present invention relates to a kind of networking technology area, particularly relate to reconnection method and system, terminal and server that a kind of TCP connects broken string.
Background technology
Transmit data in computer network and be divided into two kinds, one is connectionless unreliable transmission, and adopt udp protocol, one guarantees reliable, the connection-oriented Transmission Control Protocol of data (TransmissionControlProtocol, transmission control protocol).Connectionless UDP is connected, the simple unreliable information transfer service towards affairs is provided, therefore, communication reliability is had certain requirements communication scheme, UDP generally can not be adopted to connect.TCP is a kind of SCCP connection-oriented (connect guiding), reliably, based on the transport layer communication protocol of byte stream, in view of communication reliability requirement, mostly adopts TCP as communication protocol.
In the process that existing TCP connects, whether detect current TCP by timed sending heartbeat packet between terminal with server is connected normal, when TCP connects disconnection, terminal can send disconnection reconnecting request to server, connect to re-establish TCP, but above-mentioned situation could realize in the normal situation of current line, such as disconnect TCP cable interface pine to connect, or server needs upgrading and restarts, or during the reasons such as Network Management Equipment (router disconnection), the meaning that terminal sends the request of TCP disconnection reconnecting directly to server is then little, be difficult to re-establish TCP connect, the efficiency comparison setting up TCP connection is low.
Summary of the invention
The shortcoming of prior art in view of the above, the terminal the object of the present invention is to provide a kind of TCP to connect the reconnection method of broken string and system, connecting based on TCP and server, to send directly to server and re-establish the inefficient problem that TCP connects for solving terminal in prior art when TCP connects disconnection reconnecting request.
For achieving the above object and other relevant objects, the invention provides reconnection method and system, terminal and server that a kind of TCP connects broken string; TCP connects a reconnection method for broken string, and described reconnection method comprises: when S2, terminal detect that the TCP between server is connected broken string, send information, check corresponding line and point out user whether to send disconnection reconnecting request to point out user to user; S4, receive the instruction of the transmission disconnection reconnecting request of user feedback, send disconnection reconnecting request based on this instruction to described server, the log-on message of this disconnection reconnecting request carried terminal mark and correspondence; S6, receive described server, based on described disconnection reconnecting request, authentication is carried out to described terminal, reconnecting information when being verified to the agreement of described terminal feedback, re-establishing and being connected with the TCP of described server.
In one embodiment of the present invention, also comprise before described step S2: S11, set up TCP between described terminal with described server and be connected, and connected to described server transmission authentication request by described TCP, described authentication request carries the log-on message of described terminal iidentification and correspondence; S12, described server receive described authentication request and verify described terminal, store the log-on message of described terminal iidentification and correspondence when being verified;
In one embodiment of the present invention, also comprise after described step S11, before described step S2: S13, set up address date and described terminal iidentification and corresponding log-on message that TCP connects between described terminal storage with described server, described address date comprises sets up the address information and port information that described TCP connects.
In one embodiment of the present invention, after described step S12, also comprise before described step S2: S14, described server are that described TCP connects Resources allocation; Described institute Resources allocation is connected with described TCP and binds; S15, described server updating restart;
The resource connected and bound with described TCP is set to guard mode by S16, described server.
In one embodiment of the present invention, described step S4 specifically comprises: S41, receive the instruction of the transmission disconnection reconnecting request of user feedback; S42, based on received instruction, send described disconnection reconnecting request to the server corresponding with described address date, this disconnection reconnecting request carries the log-on message of described terminal iidentification and correspondence.
In one embodiment of the present invention, after described step S4, also comprise before S6: S51, described server receive described disconnection reconnecting request;
S52, described server carry out authentication according to the log-on message of described terminal iidentification and correspondence to described terminal, when passing through, to agreeing to described in described terminal feedback reconnect information.
In one embodiment of the present invention, described step S52 specifically comprises: S51, described server judge whether in Preset Time, receive described disconnection reconnecting request, forward step S52 to when being judged as YES; When being judged as NO this disconnection reconnecting request of refusal, stop process; S52, described server judge that whether the terminal iidentification that the disconnection reconnecting request received is carried is consistent with stored terminal iidentification, forward step S53 to when being judged as YES, and not think pass through when being judged as NO, and stop process; S53, described server judge that whether the log-on message that described disconnection reconnecting request is carried is consistent with stored log-on message, forward step S54 to when being judged as YES, and not think pass through when being judged as NO, and stop process; S54, to described in described terminal feedback agree to reconnect information.
The present invention also provides a kind of terminal connected based on TCP, this terminal comprises: detection module: when the TCP for detecting between server is connected broken string, send information to user, check corresponding line to point out user and point out user whether to send disconnection reconnecting request; The disconnection reconnecting request module be connected with described detection module, for receiving the instruction of the transmission disconnection reconnecting request of user feedback, disconnection reconnecting request is sent to described server, the log-on message of this disconnection reconnecting request carried terminal mark and correspondence based on this instruction; The link block be connected with described disconnection reconnecting request module, based on described disconnection reconnecting request, authentication is carried out to described terminal for receiving described server, reconnecting information when being verified to the agreement of described terminal feedback, re-establishing and being connected with the TCP of described server.
The present invention also provide a kind of based on TCP connect server, described server comprises: authentication module, for receive terminal send authentication request time described terminal is verified; Also for receiving the disconnection reconnecting request of terminal, authentication being carried out to terminal, reconnecting information when being verified to the agreement of described terminal feedback; The TCP connection response module be connected with described authentication module, for when by authentication, responds this terminal, and sets up TCP with this terminal and be connected.
The present invention also provides a kind of TCP to connect the reconnecting system of broken string, comprise terminal and server, described terminal comprises: detection module: when the TCP for detecting between server is connected broken string, send information to user, check corresponding line to point out user and point out user whether to send disconnection reconnecting request; The disconnection reconnecting request module be connected with described detection module, for receiving the instruction of the transmission disconnection reconnecting request of user feedback, disconnection reconnecting request is sent to described server, the log-on message of this disconnection reconnecting request carried terminal mark and correspondence based on this instruction; The link block be connected with described disconnection reconnecting request module, based on described disconnection reconnecting request, authentication is carried out to described terminal for receiving described server, reconnecting information when being verified to the agreement of described terminal feedback, re-establishing and being connected with the TCP of described server;
Described server comprises: authentication module, for receive terminal send authentication request time described terminal is verified; Also for receiving the disconnection reconnecting request of terminal, authentication being carried out to terminal, reconnecting information when being verified to the agreement of described terminal feedback; The TCP connection response module be connected with described authentication module, for when by authentication, responds this terminal, and sets up TCP with this terminal and be connected.
The terminal that a kind of TCP of the present invention connects the reconnection method of broken string and system, connect based on TCP and server, at least have following beneficial effect:
In the present invention, when the TCP that terminal detects between server is connected broken string, information is sent to user, to point out user's detection line, and perform corresponding operating based on the feedback of user, improve disconnection reconnecting efficiency, when to connect broken string be due to problems such as cable interface pine or router closedowns to TCP, the request of direct transmission disconnection reconnecting is also invalid, user is now pointed out to check circuit, can the problems referred to above be got rid of, and then send disconnection reconnecting request, can effectively improve disconnection reconnecting efficiency.When user does not need then not send this disconnection reconnecting request when using TCP to connect, save Internet resources, reduce use cost.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet that a kind of TCP of the present invention connects reconnection method one embodiment of broken string.
Fig. 2 is the particular flow sheet that a kind of TCP of the present invention connects a preferred embodiment of the reconnection method of broken string.
Fig. 3 is the particular flow sheet that a kind of TCP of the present invention connects a preferred embodiment of the reconnection method of broken string.
Fig. 4 is the particular flow sheet that a kind of TCP of the present invention connects the step S52 of the reconnection method of broken string.
Fig. 5 is the structural representation of an embodiment of a kind of terminal provided by the invention.
Fig. 6 is the concrete structure figure of the disconnection reconnecting request module 12 of a kind of terminal provided by the invention.
Fig. 7 is the structural representation of an embodiment of a kind of server provided by the invention.
Fig. 8 is the structural representation that a kind of TCP provided by the invention connects the reconnecting system of broken string.
Element numbers illustrates:
1 terminal
11 detection modules
12 disconnection reconnecting request module
121 receiving elements
122 reconnection requests transmitting elements
13 link blocks
14TCP connection establishment module
15 log-on message memory modules
2 servers
21 authentication module
22TCP connection response module
23 resource distribution modules
24 upgraded module
S1 ~ S524 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 1
Refer to Fig. 1, for a kind of TCP of the present invention connects the schematic flow sheet of reconnection method one embodiment of broken string, this reconnection method comprises step:
When step S2, terminal detect that the TCP between server is connected broken string, send information to user, check corresponding line to point out user and point out user whether to send disconnection reconnecting request;
Particularly, when terminal carries out between server that in the process that TCP is connected, connection of broken lines is not gone up suddenly, terminal can send information to user, this information is for pointing out user to check corresponding gateway circuit and pointing out user whether to send disconnection reconnecting request, after user sees this information, corresponding action can be done, such as user can check corresponding gateway circuit, when using terminal, can automatically go to check that whether cable interface loose? or judge that open circuit etc. occurs gateway device (such as router), then initiatively go to repair, if now user needs to continue to use TCP to connect, then can need disconnection reconnecting to terminal feedback, then can send corresponding instruction.This terminal comprises the terminal equipments such as mobile phone, IPAD, computer, mobile internet device, is not restricted this herein.Step S13, terminal detect that the TCP between server is connected broken string, send information to user.
Further, in the process that TCP connects, terminal monitors the stability that TCP connects in real time, when detecting that TCP connection is broken suddenly, information is sent in time to user, as ejected a prompting frame at terminal place screen, broken string is connected for pointing out the current TCP of user, and point out user to check line related, also comprise inquiry user and send disconnection reconnecting request the need of to corresponding server, particularly, in the process keeping TCP to connect, terminal is (such as 1S at set intervals, 2S, or a heartbeat packet 3S) will be sent to corresponding server, this server can to this terminal feedback heartbeat packet after receiving this heartbeat packet, if this terminal is not at prefixed time interval (such as 1S, 2S, or 5S) do not receive the heartbeat packet of this corresponding server feedback, then think that current TCP connects broken string, so send information to user, to inform that current TCP connects broken string, wait for next step instruction of user, the current TCP of further confirmation connects the reason of broken string, when user confirms to need to send this disconnection reconnecting request, then can click confirmation in above-mentioned prompting frame.
Step S4, receive the instruction of the transmission disconnection reconnecting request of user feedback, send disconnection reconnecting request based on this instruction to server;
In the present embodiment, after terminal receives the instruction of user, disconnection reconnecting request is sent to corresponding server, the instruction of the transmission disconnection reconnecting request receiving user feedback is carried in this disconnection reconnecting request, disconnection reconnecting request is sent to server based on this instruction, this disconnection reconnecting request carries the log-on message of terminal iidentification and correspondence, is convenient to server and carries out authentication based on the log-on message of this terminal iidentification and correspondence to terminal.After user receives this prompting, according to actual conditions to terminal feedback, then click the acknowledgement key of above-mentioned prompting frame when needing disconnection reconnecting, and detect corresponding circuit.
Step S6, receive server and carry out authentication based on disconnection reconnecting request to terminal, the agreement when being verified to terminal feedback reconnects information, re-establishes and is connected with the TCP of server.
Particularly, when server receives this disconnection reconnecting request, log-on message based on this terminal iidentification and correspondence carries out authentication to terminal, when certification by time, agree to reconnect information to terminal feedback, terminal receives after this agreement reconnects information, re-establish and be connected with the TCP of this server, and set up TCP connect come mainly through three-way handshake, because this three-way handshake is prior art, this is not repeated herein.
In the present embodiment, when detecting that the TCP between terminal with server is connected broken string, prompting is sent to point out user to check network line to user, and send the instruction of disconnection reconnecting request according to demand, the reason connecting broken string due to TCP is multiple, such as cable interface pine, router open circuit, or Server Restart, now point out to user, be convenient to user and carry out reason investigation, when reason has been the problem of cable interface pine or router open circuit, user can solve in time, and then improves the efficiency reconnected.In addition, when user does not need this TCP to connect, router can be closed or unplug cable interface, now TCP connects broken string, and to user's prompting, when causing TCP to connect broken string being confirmed to be the reason of user, then no longer send disconnection reconnecting request, avoid terminal to carry out meaningless operation again, save cost.
In one embodiment of the present invention, based on above-described embodiment, as shown in Figure 2, for a kind of TCP of the present invention connects the particular flow sheet of a preferred embodiment of the reconnection method of broken string, compared with the embodiment that the present embodiment is corresponding with above-mentioned Fig. 1, step S2, S4, S6 of the step S2 of the present embodiment, S4, S6 and above-described embodiment are basically identical, and the present embodiment is further comprising the steps of before step S2:
Step S11, set up TCP between terminal with server and be connected, and connected by TCP and send authentication request to server;
Wherein, first and set up TCP between corresponding server and connect this terminal, set up the rear of this connection and send authentication request to this server, the log-on message of authentication request carried terminal mark and correspondence, to ensure the fail safe of follow-up connection, if and in the identification that follow-up broken string needs when reconnecting, particularly, this log-on message can comprise login account and password, also can comprise other the information that can be used for identification, this terminal iidentification specifically can be the sequence number of terminal, or is other identification codes, is not restricted this herein.
Step S12, server receive authentication request and verify terminal, store the log-on message of this terminal iidentification and correspondence when being verified;
Particularly, when server receives this authentication request, the log-on message based on this terminal iidentification and correspondence carries out authentication to this terminal, when being verified, stores the log-on message of this terminal iidentification and correspondence.
In one embodiment of the present invention, also can comprise after above-mentioned steps S11, before described step S2:
Step S13, the address date setting up TCP connection between terminal storage with server and terminal iidentification and corresponding log-on message.Wherein, this address date comprises the address information and port information of setting up TCP connection, terminal deposits terminal iidentification, the log-on message of this address date and correspondence, can be convenient to, when follow-up TCP broken string needs to reconnect, can ask in time to reconnect according to this address information and port information.In one embodiment of the present invention, this step S13, before above-mentioned steps S2, stores the related data setting up TCP connection.More in one embodiment of the present invention, this step S13 after above-mentioned steps S11, before step S12.
More in one embodiment of the present invention, also can comprise after above-mentioned steps S12, before step S2:
Step S14, server are that TCP connects Resources allocation, institute's Resources allocation are connected with TCP and bind;
Carrying out authentication at server to terminal, and after certification passes through, will be that this TCP connects and distributes corresponding resource, and distributed resource is connected with current TCP and binds.
Step S15, server updating restart;
The resource connected and bound with TCP is set to guard mode by step S16, server;
In running; if when server needs upgrading and restarts; this just means that current TCP connection can be broken; after restarting, before restarting; the resource connected and bound with TCP can be set to guard mode by server; particularly, can not process the resource of this binding at Preset Time.
It should be noted that; when Server Restart, the resource connected and bound with TCP is set to guard mode in the present embodiment; this is a preferred example; when other reasons causes TCP to connect broken string; after server recognizes TCP connection broken string; also the resource connected and bound with TCP can be set to guard mode, wait for the disconnection reconnecting request of counterpart terminal.Therefore above-mentioned example is not limited to.And before above-mentioned steps S13 is not limited to above-mentioned steps S12, after can also being step S12, before step S2, this is not restricted herein.
In a preferred version of the present embodiment, after above-mentioned steps S4, also can comprise before step S6:
Step S51, server receive disconnection reconnecting request.
Step S52, server carry out authentication according to the log-on message of terminal iidentification and correspondence to terminal, when passing through, reconnect information to this agreement of terminal feedback.Wherein this proof procedure is for adopting existing authentication process itself, does not repeat this herein.
Further in one embodiment of the present invention, after above-mentioned steps S6, also can comprise step:
The above-mentioned resource being set to guard mode is connected with the above-mentioned TCP re-established by server binds.
Particularly, when server receives this disconnection reconnecting request, to terminal, identification checking is carried out to the log-on message of the terminal iidentification carried based on this disconnection reconnecting request and correspondence, after identification is verified, agree to reconnect information to this terminal feedback, terminal receives after this agreement reconnects information, re-establishes and is connected with the TCP of this server.The above-mentioned resource being set to guard mode is connected with the above-mentioned TCP re-established by server binds, and without the need to being that TCP connects Resources allocation again, improves the efficiency that network connects.
As shown in Figure 3, for a kind of TCP of the present invention connects the particular flow sheet of the step S4 of the reconnection method of broken string, this step S4 specifically comprises:
Step S41, receive the instruction of the transmission disconnection reconnecting request of user feedback.Particularly, user, after receiving above-mentioned information, does corresponding operation according to actual conditions, now can be divided into following several situation:
This user needs port TCP to connect, then may realize by unpluging cable interface or closing the approach such as router, now user then abandons the instruction of disconnection reconnecting request to terminal feedback one;
User receive information just know current TCP connect broken string, so can go to check gateway circuit, the reason that this TCP connects broken string has multiple, such as cable interface pine, router failure (as interface pine, power-off etc.), when being above-mentioned reason, user can manually adjust, investigation disconnect reason, and then user sends the instruction of disconnection reconnecting request to terminal feedback.
Step S42, terminal, based on received instruction, send disconnection reconnecting request to the server corresponding with address date;
Particularly, after terminal receives the instruction of user, find corresponding server based on stored address date, the port corresponding with port information toward corresponding server sends disconnection reconnecting request.Wherein, this disconnection reconnecting request carries the log-on message of described terminal iidentification and correspondence.
In one embodiment of the present invention, as shown in Figure 4, for a kind of TCP of the present invention connects the particular flow sheet of the step S52 of the reconnection method of broken string, wherein this step S52 specifically comprises:
Step S521, server judge whether in Preset Time, receive disconnection reconnecting request, forward step S522 to when being judged as YES; When being judged as NO this disconnection reconnecting request of refusal, stop process;
Particularly, after server receives above-mentioned disconnection reconnecting request, judging whether in Preset Time, receive this disconnection reconnecting request, when being judged as YES, forwarding step S522 to, otherwise think and reconnect time-out, refuse this disconnection reconnecting request; Under TCP connects normal situation, whether can periodically send heartbeat packet between terminal with server is connected normal with judgement, and server do not receive within a certain period of time this heartbeat packet also can detect current TCP connect be in broken string state, so wait for the disconnection reconnecting request of this terminal, if this disconnection reconnecting request arrives in Preset Time, allow, otherwise refusal.
Step S522, server judge that whether the terminal iidentification that the disconnection reconnecting request received is carried is consistent with stored terminal iidentification, forward step S523 to when being judged as YES, and not think pass through when being judged as NO, and stop process;
When server confirms to receive disconnection reconnecting request in Preset Time, judge that whether its terminal iidentification carried is consistent with terminal iidentification when TCP connects before, namely identify whether as terminal before, step S623 is forwarded to when being judged as YES, otherwise not think it is same terminal, refuse this reconnection requests, stop process.
Step S523, judging that whether the log-on message that disconnection reconnecting request is carried is consistent with stored log-on message, forwarding step S524 to when being judged as YES, not think pass through when being judged as NO, stop process.
Server judges that whether the log-on message that this disconnection reconnecting request is carried is consistent with log-on message when TCP connects before again, be specially whether examine its login account and password consistent, when being judged as YES, this request can be agreed to, forward step S524 to, otherwise refuse this request, stop process.
Step S524, reconnect information to this agreement of terminal feedback;
In the present embodiment, server carries out multiple authentication to received disconnection reconnecting request and examines, and can ensure the fail safe of TCP disconnection reconnecting.
In the present invention, when the TCP that terminal detects between server is connected broken string, information is sent to user, to point out user's detection line, and perform corresponding operating based on the feedback of user, improve disconnection reconnecting efficiency, when to connect broken string be due to problems such as cable interface pine or router closedowns to TCP, the request of direct transmission disconnection reconnecting is also invalid, user is now pointed out to check circuit, can the problems referred to above be got rid of, now send disconnection reconnecting request again, can effectively improve disconnection reconnecting efficiency.And when user does not need to use TCP to connect, need to send disconnection reconnecting request when what do not receive user, then do not send this disconnection reconnecting request, save Internet resources, reduce use cost.
Secondly; when TCP connects broken string; the resource be connected with this TCP can be protected by server; when receiving disconnection reconnecting request in Preset Time; and when again setting up TCP connection; protected resource is connected with the TCP again set up and binds, without the need to more again for TCP connects Resources allocation, improve disconnection reconnecting efficiency.
Embodiment 2
Based on above-described embodiment, the present invention also provides a kind of terminal occuping TCP and connect, refer to Fig. 5, for the structural representation of an embodiment of a kind of terminal provided by the invention, this terminal comprises: detection module 11, the disconnection reconnecting request module 12 be connected with this detection module 11, the link block 13 be connected with this disconnection reconnecting request module 12, wherein:
Detection module 11: when the TCP for detecting between server is connected broken string, send information to user, to show that user checks corresponding line and points out user whether to send disconnection reconnecting request;
Particularly, when detection module 11 detects that terminal carries out between server that in the process that TCP is connected, connection of broken lines is not gone up suddenly, information can be sent to user, this information is for pointing out user to check corresponding gateway circuit and pointing out user whether to send disconnection reconnecting request, after user sees this information, corresponding action can be done, such as user can check corresponding gateway circuit, when using terminal, can automatically go to check that whether cable interface loose? or judge that open circuit etc. occurs gateway device (such as router), then initiatively go to repair, if now user needs to continue to use TCP to connect, then can need disconnection reconnecting to terminal feedback, then can send corresponding instruction.This terminal comprises the terminal equipments such as mobile phone, IPAD, computer, mobile internet device, is not restricted this herein.
Disconnection reconnecting request module 12, for receiving the instruction of the transmission disconnection reconnecting request of user feedback, sends disconnection reconnecting request based on this instruction to server, the log-on message of this disconnection reconnecting request carried terminal mark and correspondence;
In the present embodiment, after terminal receives the instruction of user, disconnection reconnecting request is sent to corresponding server, the instruction of the transmission disconnection reconnecting request receiving user feedback is carried in this disconnection reconnecting request, disconnection reconnecting request is sent to server based on this instruction, this disconnection reconnecting request carries the log-on message of terminal iidentification and correspondence, is convenient to server and carries out authentication based on the log-on message of this terminal iidentification and correspondence to terminal.
Link block 13, carry out authentication based on disconnection reconnecting request to described terminal for receiving server, the agreement when being verified to terminal feedback reconnects information, re-establishes and is connected with the TCP of server.
Particularly, when server receives this disconnection reconnecting request, log-on message based on this terminal iidentification and correspondence carries out authentication to terminal, when certification by time, agree to reconnect information to terminal feedback, terminal receives after this agreement reconnects information, re-establish and be connected with the TCP of this server, and set up TCP connect come mainly through three-way handshake, because this three-way handshake is prior art, this is not repeated herein.
Further, the log-on message memory module 15 that this terminal also comprises TCP connection establishment module 14, is connected with this TCP connection establishment module 14, this is set up module 14 and is also connected with above-mentioned detection module 11, and this log-on message memory module 15 is also connected with this disconnection reconnecting request module 12, wherein:
TCP connection establishment module 14, for set up TCP between server and be connected, and connected by TCP and send authentication request to server;
First set up TCP between this TCP connection establishment module 14 and corresponding server to connect, set up the rear of this connection and send authentication request to this server, the log-on message of authentication request carried terminal mark and correspondence, to ensure the fail safe of follow-up connection, if and in the identification that follow-up broken string needs when reconnecting, particularly, this log-on message can comprise login account and password, also can comprise other the information that can be used for identification, this terminal iidentification specifically can be the sequence number of terminal, or be other identification codes, this is not restricted herein.
Log-on message memory module 15, for storing the address date and terminal iidentification and corresponding log-on message of setting up TCP connection between server.Wherein, this address date comprises the address information and port information of setting up TCP connection, terminal deposits terminal iidentification, the log-on message of this address date and correspondence, can be convenient to, when follow-up TCP broken string needs to reconnect, can ask in time to reconnect according to this address information and port information.
In one embodiment of the present invention, as shown in Figure 6, for the concrete structure figure of the disconnection reconnecting request module 12 of a kind of terminal provided by the invention, this disconnection reconnecting request module 12 module specifically comprises: receiving element 121, the disconnection reconnecting request transmitting unit 122 be connected with this receiving element 121, wherein:
Receiving element 121, for receiving the instruction of the transmission disconnection reconnecting request of user feedback.Particularly, user, after receiving above-mentioned information, does corresponding operation according to actual conditions, now can be divided into following several situation:
This user needs to disconnect TCP and connects, then may realize by unpluging cable interface or closing the approach such as router, now user then abandons the instruction of disconnection reconnecting request to terminal feedback one;
User receive information just know current TCP connect broken string, so can go to check gateway circuit, the reason that this TCP connects broken string has multiple, such as cable interface pine, router failure (as interface pine, power-off etc.), when being above-mentioned reason, user can manually adjust, investigation disconnect reason, and then user sends the instruction of disconnection reconnecting request to terminal feedback.
Reconnection requests transmitting element 122, for based on received instruction, sends disconnection reconnecting request to the server corresponding with address date;
Particularly, after terminal receives the instruction of user, find corresponding server based on stored address date, the port corresponding with port information toward corresponding server sends disconnection reconnecting request.Wherein, this disconnection reconnecting request carries the log-on message of described terminal iidentification and correspondence.
The operation principle that the operation principle of the terminal of the present embodiment is connected with the TCP of above-described embodiment the reconnection method broken is basically identical, specifically with reference to above-described embodiment, can not be restricted this herein.
In the present invention, when detecting that the TCP between terminal with server is connected broken string, prompting is sent to point out user to check network line to user, and send the instruction of disconnection reconnecting request according to demand, the reason connecting broken string due to TCP is multiple, such as cable interface pine, router are turned off, or Server Restart, now point out to user, be convenient to user and carry out reason investigation, when reason has been the problem of cable interface pine or router open circuit, user can solve in time, and then improves the efficiency reconnected.In addition, when user does not need this TCP to connect, router can be closed or unplug cable interface, now TCP connects broken string, and to user's prompting, when causing TCP to connect broken string being confirmed to be the reason of user, then no longer send disconnection reconnecting request, avoid terminal to carry out meaningless operation again, save cost.
Embodiment 3
Based on above-described embodiment, the present invention also provides a kind of server connected based on TCP, refer to Fig. 7, for the structural representation of an embodiment of a kind of server provided by the invention, this server comprises: authentication module 21, the TCP connection response module 22 be connected with above-mentioned authentication module 21, the resource distribution module 23 be connected with this TCP connection response module 22, the upgraded module 24 that is connected with this resource distribution module 23, this authentication module 21 is also connected with this resource distribution module 23, wherein:
Authentication module 21, for when the disconnection reconnecting request receiving terminal 1, authentication is carried out to terminal, agreement when being verified to terminal feedback reconnects information, also for receiving authentication request, terminal being verified, storing the log-on message of this terminal iidentification and correspondence when being verified;
TCP connection response module 22, for when by authentication, responds this terminal, and sets up TCP with this terminal and be connected.
Resource distribution module 23, for connecting Resources allocation for TCP, being connected institute's Resources allocation with TCP and binding;
Carrying out authentication at server to terminal, and after certification passes through, will be that this TCP connects and distributes corresponding resource, and distributed resource is connected with current TCP and binds.
Upgraded module 24, the upgrading for server restarts;
Wherein, this resource distribution module 23 is also for being set to guard mode by the resource connected and bound with TCP;
In running; if when server needs upgrading and restarts; this just means that current TCP connection can be broken; after restarting, before restarting; the resource connected and bound with TCP can be set to guard mode by resource distribution module 23; in one embodiment of the present invention, can not process the resource of this binding at Preset Time.
It should be noted that; when Server Restart, the resource connected and bound with TCP is set to guard mode in the present embodiment; this is a preferred example; when other reasons causes TCP to connect broken string; after server recognizes TCP connection broken string; also the resource connected and bound with TCP can be set to guard mode, wait for the disconnection reconnecting request of counterpart terminal.Therefore above-mentioned example is not limited to.
Further in one embodiment of the present invention, above-mentioned authentication module 21 also for:
Judge whether in Preset Time, receive disconnection reconnecting request; When being judged as NO this disconnection reconnecting request of refusal, stop process;
When being judged as YES, being further used for judging that whether the terminal iidentification that the disconnection reconnecting request that receives is carried is consistent with stored terminal iidentification, not thinking pass through when being judged as NO, stopping process;
When being judged as YES, also whether consistent with stored log-on message for judging the log-on message that disconnection reconnecting request is carried, feeding back to TCP connection response module 22 when being judged as YES, not thinking pass through when being judged as NO, stop process.
In the identity success of above-mentioned authentication module 21 based on this disconnection reconnecting requests verification terminal, when agreeing to this disconnection reconnecting request, above-mentioned TCP connection response module 22 is also for reconnecting information to this agreement of terminal feedback.
When authentication module 21 receives this disconnection reconnecting request, first judge whether to receive disconnection reconnecting request in Preset Time; When being judged as NO this disconnection reconnecting request of refusal, stop process; When being judged as YES, being further used for judging that whether the terminal iidentification that the disconnection reconnecting request that receives is carried is consistent with stored terminal iidentification, not thinking pass through when being judged as NO, stopping process; When being judged as YES, also whether consistent with stored log-on message for judging the log-on message that disconnection reconnecting request is carried, feeding back to TCP connection response module 22 when being judged as YES, not thinking pass through when being judged as NO, stop process.This authentication module 21 is based on the identity success of this disconnection reconnecting requests verification terminal, and when agreeing to this disconnection reconnecting request, above-mentioned TCP connection response module 22 is also for reconnecting information to this agreement of terminal feedback.
The operation principle that the operation principle of the terminal of the present embodiment is connected with the TCP of above-described embodiment the reconnection method broken is basically identical, specifically with reference to above-described embodiment, can not be restricted this herein.
Based on above-described embodiment, the present invention also provides a kind of TCP to connect the reconnecting system of broken string, and as shown in Figure 8, for a kind of TCP provided by the invention connects the structural representation of the reconnecting system of broken string, terminal 1 and server 2, this server 2 specifically can be data server.This server 2 can be set up different TCP from multiple terminal 1 and connect, and server 2 is that each TCP connects the certain resource of distribution in current idling-resource.
Particularly, the TCP that terminal 1 is set up between server 2 is connected, and send authentication request to server 2, after the TCP connection establishment request of this this terminal 1 of the response of this server 2, set up TCP to connect, terminal 1 by with set up address date and terminal iidentification that TCP connects between server 2 and corresponding log-on message stores, and this server 2 is verified terminal after receiving authentication request, stores the log-on message of this terminal iidentification and correspondence when being verified; After authentication completes, server 2 connects Resources allocation for TCP, institute's Resources allocation is connected with TCP and binds; Connect in running at TCP, if when server needs upgrading, this server 2 is restarted, and Server Restart then can make TCP connect broken string, so the resource connected and bound with TCP is set to guard mode by server 2, is convenient to the follow-up disconnection reconnecting that carries out and prepares.
Further, this server 2 and terminal 1 are the server described in above-described embodiment and terminal, and wherein the concrete structure of this terminal, server and operation principle can refer to the description of above-described embodiment, repeat no more herein.
In the present invention, when the TCP that terminal detects between server is connected broken string, information is sent to user, to point out user's detection line, and perform corresponding operating based on the feedback of user, improve disconnection reconnecting efficiency, when to connect broken string be due to problems such as cable interface pine or router closedowns to TCP, the request of direct transmission disconnection reconnecting is also invalid, user is now pointed out to check circuit, can the problems referred to above be got rid of, now send disconnection reconnecting request again, can effectively improve disconnection reconnecting efficiency.When user does not need then not send this disconnection reconnecting request when using TCP to connect, save Internet resources, reduce use cost.
Secondly; when TCP connects broken string; the resource be connected with this TCP can be protected by server; when receiving disconnection reconnecting request in Preset Time; and when again setting up TCP connection; protected resource is connected with the TCP again set up and binds, without the need to more again for TCP connects Resources allocation, improve disconnection reconnecting efficiency.
In sum, a kind of TCL of the present invention connects reconnection method and the system of broken string, the terminal connected based on LCP and server, when the TCP that terminal detects between server is connected broken string, information is sent to user, to point out user's detection line, and perform corresponding operating based on the feedback of user, improve disconnection reconnecting efficiency, when to connect broken string be due to problems such as cable interface pine or router closedowns to TCP, the request of direct transmission disconnection reconnecting is also invalid, user is now pointed out to check circuit, the problems referred to above can be got rid of, and then send disconnection reconnecting request, can effectively improve disconnection reconnecting efficiency.When user does not need then not send this disconnection reconnecting request when using TCP to connect, save Internet resources, reduce use cost.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. TCP connects a reconnection method for broken string, and it is characterized in that, described reconnection method comprises:
When S2, terminal detect that the TCP between server is connected broken string, send information to user, check corresponding line to point out user and point out user whether to send disconnection reconnecting request;
S4, receive the instruction of the transmission disconnection reconnecting request of user feedback, send disconnection reconnecting request based on this instruction to described server, the log-on message of this disconnection reconnecting request carried terminal mark and correspondence;
S6, receive described server, based on described disconnection reconnecting request, authentication is carried out to described terminal, reconnecting information when being verified to the agreement of described terminal feedback, re-establishing and being connected with the TCP of described server.
2. TCP according to claim 1 connects the reconnection method of broken string, it is characterized in that, also comprises before described step S2:
S11, set up TCP be connected between described terminal with described server, and connected by described TCP and send authentication request to described server, described authentication request carries the log-on message of described terminal iidentification and correspondence;
S12, described server receive described authentication request and verify described terminal, store the log-on message of described terminal iidentification and correspondence when being verified.
3. TCP according to claim 2 connects the reconnection method of broken string, it is characterized in that, also comprises after described step S11, before described step S2:
S13, set up address date and described terminal iidentification and corresponding log-on message that TCP connects between described terminal storage with described server, described address date comprises sets up the address information and port information that described TCP connects.
4. TCP according to claim 2 connects the reconnection method of broken string, it is characterized in that, after described step S12, also comprises before described step S2:
S14, described server are that described TCP connects Resources allocation; Described institute Resources allocation is connected with described TCP and binds;
S15, described server updating restart;
The resource connected and bound with described TCP is set to guard mode by S16, described server.
5. TCP according to claim 3 connects the reconnection method of broken string, and it is characterized in that, described step S4 specifically comprises:
S41, receive the instruction of the transmission disconnection reconnecting request of user feedback;
S42, based on received instruction, send described disconnection reconnecting request to the server corresponding with described address date, this disconnection reconnecting request carries the log-on message of described terminal iidentification and correspondence.
6. TCP according to claim 5 connects the reconnection method of broken string, it is characterized in that, after described step S4, also comprises before S6:
S51, described server receive described disconnection reconnecting request;
S52, described server carry out authentication according to the log-on message of described terminal iidentification and correspondence to described terminal, when passing through, to agreeing to described in described terminal feedback reconnect information.
7. TCP according to claim 6 connects the reconnection method of broken string, and it is characterized in that, described step S52 specifically comprises:
S51, described server judge whether in Preset Time, receive described disconnection reconnecting request, forward step S52 to when being judged as YES; When being judged as NO this disconnection reconnecting request of refusal, stop process;
S52, described server judge that whether the terminal iidentification that the disconnection reconnecting request received is carried is consistent with stored terminal iidentification, forward step S53 to when being judged as YES, and not think pass through when being judged as NO, and stop process;
S53, described server judge that whether the log-on message that described disconnection reconnecting request is carried is consistent with stored log-on message, forward step S54 to when being judged as YES, and not think pass through when being judged as NO, and stop process;
S54, to described in described terminal feedback agree to reconnect information.
8., based on the terminal that TCP connects, it is characterized in that, this terminal comprises:
Detection module: when the TCP for detecting between server being connected broken string, sending information to user, check corresponding line to point out user and point out user whether to send disconnection reconnecting request;
The disconnection reconnecting request module be connected with described detection module, for receiving the instruction of the transmission disconnection reconnecting request of user feedback, disconnection reconnecting request is sent to described server, the log-on message of this disconnection reconnecting request carried terminal mark and correspondence based on this instruction;
The link block be connected with described disconnection reconnecting request module, based on described disconnection reconnecting request, authentication is carried out to described terminal for receiving described server, reconnecting information when being verified to the agreement of described terminal feedback, re-establishing and being connected with the TCP of described server.
9., based on the server that TCP connects, it is characterized in that, described server comprises:
Authentication module, for receive terminal send authentication request time described terminal is verified; Also for receiving the disconnection reconnecting request of terminal, authentication being carried out to terminal, reconnecting information when being verified to the agreement of described terminal feedback;
The TCP connection response module be connected with described authentication module, for when by authentication, responds this terminal, and sets up TCP with this terminal and be connected.
10. TCP connects a reconnecting system for broken string, and comprise terminal and server, it is characterized in that, described terminal comprises:
Detection module: when the TCP for detecting between server being connected broken string, sending information to user, check corresponding line to point out user and point out user whether to send disconnection reconnecting request;
The disconnection reconnecting request module be connected with described detection module, for receiving the instruction of the transmission disconnection reconnecting request of user feedback, disconnection reconnecting request is sent to described server, the log-on message of this disconnection reconnecting request carried terminal mark and correspondence based on this instruction;
The link block be connected with described disconnection reconnecting request module, based on described disconnection reconnecting request, authentication is carried out to described terminal for receiving described server, reconnecting information when being verified to the agreement of described terminal feedback, re-establishing and being connected with the TCP of described server;
Described server comprises:
Authentication module, for receive terminal send authentication request time described terminal is verified; Also for receiving the disconnection reconnecting request of terminal, authentication being carried out to terminal, reconnecting information when being verified to the agreement of described terminal feedback;
The TCP connection response module be connected with described authentication module, for when by authentication, responds this terminal, and sets up TCP with this terminal and be connected.
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