CN103139187A - Method and device for interacting with telnet servers - Google Patents
Method and device for interacting with telnet servers Download PDFInfo
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- CN103139187A CN103139187A CN2011103959505A CN201110395950A CN103139187A CN 103139187 A CN103139187 A CN 103139187A CN 2011103959505 A CN2011103959505 A CN 2011103959505A CN 201110395950 A CN201110395950 A CN 201110395950A CN 103139187 A CN103139187 A CN 103139187A
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Abstract
The invention discloses a method and a device for interacting with telnet servers. The method comprises reading a configuration file, building connections, corresponding to the telnet servers in quantity, with the telnet servers according to information in the configuration file and logging in the telnet servers, wherein the configuration file comprises one or more telnet server addresses, port numbers and authorization information; receiving information which is sent through a communication protocol and carries telnet command codes and packaging the information; sending the packaged information through an idle link of a telnet server corresponding to the information to the corresponding telnet server for execution. The method and the device solve the problem that in the prior art, after a periphery client end is added, the periphery client end can not interact with the telnet servers in a real-time mode, and real-time performance of interaction between the client end and the telnet servers is improved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of and exchange method and device telnet (telnet) server.
Background technology
Telnet provides various user programs as a kind of simple, directly perceived, general protocol mode on the telnet server, the mode that allows the user log in to operate is by all big enterprises are widely used.
In a lot of situations, require client can carry out in real time the service end order.For example, communications industry operator increases new business, need to new peripheral client device real-time communication.But, after new peripheral client increases, can not directly use original telnet server to carry out real-time communication, to operator branch out brought unfavorable.
In correlation technique, a lot of manufacturers are in order to realize manual and automatic compatible mode, provide telnet server and corresponding working procedure, but this requires also client except using the manual logon operation of telnet instrument, also will develop the method that automatically logs in telnet server and working procedure.
Can't carry out with the telnet server problem of real-time, interactive after increasing peripheral client in correlation technique, not yet propose at present effective solution.
Summary of the invention
Can't carry out the problem of real-time, interactive with the telnet server after increasing peripheral client in correlation technique, the invention provides a kind of and exchange method and device the telnet server, to address the above problem at least.
To achieve these goals, according to an aspect of the present invention, provide a kind of and the exchange method telnet server.
According to the of the present invention and exchange method telnet server, comprise: read configuration file, set up the connection of corresponding number and log in each telnet server with each telnet server according to the information in configuration file, wherein, configuration file comprises one or more telnet server address, port numbers and authentication information; The message of carrying the telnet command code that reception sends by communication protocol, and encapsulation messages; Message after using the idle link of the telnet server corresponding with message to encapsulate is sent to the telnet server corresponding with it and carries out.
Preferably, before reading configuration file, the method also comprises one of the following at least information of configuration: the system prompt of the telnet server after logging in; Need the order at first carried out after logging in; Carry out the CMD that enters after specific executable program; When each connection has interacting message, port does not connect the time that initiatively disconnects.
Preferably, before logging in each telnet server, the method also comprises: with the landing approach that each telnet server negotiate adopts, wherein, landing approach comprises network virtual terminal NVT mode and ANSI mode.
Preferably, receiving the message of carrying the telnet command code that sends by various communication protocols comprises: receive the message of carrying the telnet command code that sends by various communication protocols from peripheral module; And/or receive internal module by the message of carrying the telnet command code of public function or the transmission of cross-thread message.
Preferably, after message after encapsulation is sent to the telnet server execution corresponding with it, the method also comprises: receive and resolve the message corresponding with the telnet command code that each telnet server returns, and the message after resolving sends to the transmit leg of telnet command code.
Preferably, need in the situation that configuration file comprises the order at first carried out after logging in, after logging in each telnet server, the method also comprises: carry out the order of at first carrying out; After the success of this command execution, add telnet link pond with logging in successful link.
Preferably, receiving the message of carrying the telnet command code that sends by various communication protocols comprises: receive the request message that carries the telnet command code that sends by various communication protocols; Search the idle link of the telnet server corresponding with request message from telnet link pond.
Preferably, after logging in each telnet server, the method also comprises: the configuration link connection status that periodically detects each telnet server; The link of reconnecting system automatic disconnection, and/or reconnect the link of abnormal disconnection.
To achieve these goals, according to a further aspect in the invention, provide a kind of and the interactive device telnet server.
According to the of the present invention and interactive device telnet server, comprise: module connects, be used for reading configuration file, set up the connection of corresponding number and log in each telnet server with each telnet server according to the information in configuration file, wherein, configuration file comprises one or more telnet server address, port numbers and authentication information; Format converting module is used for receiving the message of carrying the telnet command code that sends by communication protocol, and encapsulation messages; Command execution module, the message after encapsulating for the idle link that uses the telnet server corresponding with message is sent to the telnet server corresponding with it and carries out.
Preferably, this device also comprises: configuration module is used for one of the following at least information of configuration: the system prompt of the telnet server after logging in; Need the order at first carried out after logging in; Carry out the CMD that enters after specific executable program; When each connection has interacting message, port does not connect the time that initiatively disconnects.
By the present invention, thereby telnet server address, port numbers and authentication information that employing is read in configuration file log on each telnet server automatically, the message of carrying the telnet command code that receives is sent to through after encapsulating the mode that the telnet server is carried out, solved in the correlation technique and can't carry out the problem of real-time, interactive with the telnet server after the peripheral client of increase, improved real-time mutual between client and telnet server.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of the application's a part, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is according to the embodiment of the present invention and the flow chart exchange method telnet server;
Fig. 2 is according to the embodiment of the present invention and the structured flowchart interactive device telnet server;
Fig. 3 is according to the embodiment of the present invention and the structured flowchart preferred interactive device telnet server;
Fig. 4 is the system configuration schematic diagram that automatically logs in TELNET server and working procedure of the embodiment of the present invention one;
Fig. 5 is that the telnet communication module of the embodiment of the present invention two logs in and the flow chart of link maintenance automatically;
Fig. 6 is that the reception telnet of the embodiment of the present invention three sends the flow chart of asking and arriving telnet server execution request.
Embodiment
Hereinafter also describe in conjunction with the embodiments the present invention in detail with reference to accompanying drawing.Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.
For making client can carry out in real time the service end order, this also requires client except using the manual logon operation of telnet instrument, also will develop the method that automatically logs in telnet server and working procedure.Based on above-mentioned consideration, the invention provides a kind of and the exchange method telnet server, Fig. 1 is that as shown in Figure 1, the method comprises the steps: according to the embodiment of the present invention and the flow chart exchange method telnet server
Step S102, read configuration file, set up the connection of corresponding number with each telnet server and log in each telnet server according to the information in configuration file, wherein, above-mentioned configuration file comprises one or more telnet server address, port numbers and authentication information;
Step S104 receives the message of carrying the telnet command code that sends by various communication protocols, and encapsulates this message;
Step S106, this message after using the idle link of the telnet server corresponding with this message to encapsulate is sent to the telnet server corresponding with it and carries out.
the present embodiment passes through above-mentioned steps, the telnet server address in configuration file is read in employing, thereby port numbers and authentication information log on each telnet server automatically, the message of carrying the telnet command code of passing through various communication protocols transmissions that receives is sent to through after encapsulating the mode that the telnet server is carried out, make the message of carrying the telnet command code of passing through various communication protocols transmissions that receives to automatically perform on the telnet server, solved in the correlation technique and can't carry out with the telnet server problem of real-time, interactive after the peripheral client of increase, improved real-time mutual between client and telnet server.
Wherein, in step S104, the message of carrying the telnet command code that sends with various communications protocol format that receives can be encapsulated as the message that the telnet server can be identified, then send to the telnet server corresponding with the message of carrying the telnet command code in step S106.That is, encapsulation messages is the conversion for protocol format.
Before reading configuration file, can also configure some information except telnet server address, port numbers and authentication information, to improve the use flexibility of this method.For example, can also configure one of at least following information: the system prompt of the telnet server after logging in; Need the order at first carried out after logging in; Carry out the CMD that enters after specific executable program; When each connection has interacting message, port does not connect the time that initiatively disconnects.Can increase the flexibility of system like this.
In above-mentioned steps S102, before logging in each telnet server, the landing approach that can also adopt with each telnet server negotiate, wherein, landing approach comprises network virtual terminal (Net Virtual Terminal, referred to as NVT) mode and standard terminal (American National Standards Institute Terminal is referred to as ANSI) mode etc.In this way, can log in after consulting landing approach, log in efficient higher.
In above-mentioned steps S104, the mode that encapsulates by the message of carrying the telnet command code that communication protocol is sent, can greatly improve the scope of application of this programme, for example, receiving the message of carrying the telnet command code that sends by various communication protocols can comprise: receive the message of carrying the telnet command code that sends by various communication protocols from peripheral module; And/or receive internal module by the message of carrying the telnet command code of public function or the transmission of cross-thread message.
Need to prove, peripheral module herein and internal module are for this telnet logs in Executive Module automatically, internal module can refer to that module is in same in-process (by function call or cross-thread communication) therewith, external module can refer to all third parties, and module is mutual therewith by communications protocol.For example, soap protocol, smtp protocol.
In addition, after message after encapsulating is sent to the telnet server execution corresponding with it, consider the message corresponding with the telnet command code that the transmit leg None-identified telnet server of message returns, therefore the method in the present embodiment can also comprise: receive and resolve the message corresponding with the telnet command code that each telnet server returns, and the message after resolving sends to the transmit leg of telnet command code.In this way, can make the transmit leg of telnet command code identify the message that the telnet server returns, simple.
Need in the situation that above-mentioned configuration file comprises the order at first carried out after logging in, after logging in each telnet server, can also comprise: carry out the order of at first carrying out; After the success of this command execution, add telnet link pond with logging in successful link.In this way, after logging in, some telnet server needs to carry out authentication operations running into, for example, need the user to input the username and password of its proprietary account, perhaps need the user to input in the situation of CD-Key, can improve from the success rate that is dynamically connected, the flexibility that has improved this programme.
To log in after successful link adds telnet link pond, when again receive by various communication protocols send carry the request message of telnet command code the time, can be directly search the idle link of the telnet server corresponding with request message from telnet link pond.In this way, can improve speed mutual between client and telnet server.
In order to guarantee real-time mutual between client and telnet server, after logging in each telnet server, can also periodically detect the configuration link connection status of each telnet server; The link of reconnecting system automatic disconnection and/or reconnect the link of abnormal disconnection.In this way, can keep the continuation that connects, thereby improve speed mutual between client and telnet server
Corresponding to said method, the present embodiment also provides a kind of and the interactive device telnet server, Fig. 2 is according to the embodiment of the present invention and the structured flowchart interactive device telnet server, as shown in Figure 2, this device comprises: the module that connects 22, format converting module 24 and command execution module 26, the below is described in detail modules.
the present embodiment passes through said apparatus, read telnet server address in configuration file by the module 22 that connects, thereby port numbers and authentication information log on each telnet server automatically, the message of carrying the telnet command code that sends by communication protocol that 24 pairs of format converting module receive through encapsulation after, be sent to by command execution module 26 mode that the telnet server is carried out, make the message of carrying the telnet command code of passing through various communication protocols transmissions that receives to automatically perform on the telnet server, solved in the correlation technique and can't carry out with the telnet server problem of real-time, interactive after the peripheral client of increase, improved real-time mutual between client and telnet server.
Fig. 3 is that as shown in Figure 3, this device can also comprise according to the embodiment of the present invention and the structured flowchart preferred interactive device telnet server:
Configuration module 32 is connected with the module 22 that connects, and is used for one of the following at least information of configuration: the system prompt of the telnet server after logging in; Need the order at first carried out after logging in; Carry out the CMD that enters after specific executable program; When each connection has interacting message, port does not connect the time that initiatively disconnects.
Need to prove, the parsing to the message returned from the encapsulation of the command messages of peripheral module and to the telnet server in the embodiment of the present invention is all in order to carry out format conversion, so that the data message that different communication protocol is transmitted can be identified.
Describe below in conjunction with preferred embodiment, preferred embodiment hereinafter combines above-described embodiment and preferred implementation.
Embodiment one
For Cost reduction, the present embodiment provides a kind of method and system that automatically log in TELNET server and working procedure, utilize original telnet server and corresponding working procedure, make client can automatically log in telnet server and working procedure, to solve a lot of general demands.
In implementation process, the method that automatically logs in TELNET server and working procedure that the present embodiment can provide comprises the following steps:
Step 4 receives each bind command return messages of telnet server, resolve message, and the return messages result is given corresponding sending module.
The present embodiment also provides a kind of system that automatically logs in TELNET server and working procedure.Fig. 4 is the system configuration schematic diagram that automatically logs in TELNET server and working procedure of the embodiment of the present invention one, as shown in Figure 4, this system comprises: configuration module, telnet communication module, request message initiation module, request message receiver module, telnet message package module, telnet source codec module.Wherein, configuration module and telnet communication module are used for completing telnet establishment of connection and maintenance, and telnet communication module, request message initiation module, request message receiver module, telnet message package module and telnet source codec module are used for being accomplished to be carried out specific instructions and obtains execution result on the telnet server.The below is briefly described each module.
Configuration module is used for each configuration information of configuration telnet server, can be configuration file, also can be database configuration;
The telnet communication module, comprise and automatically log in maintenance module and data messaging module, be used for automatically logging in each telnet server by configuration, and maintenance respectively logs in connection automatically, and the data messaging in responsible telnet communication, wherein, automatically log in and also comprise timer module in maintenance module, be used for regularly detecting safeguarding the telnet link;
The request message initiation module is used for initiatively being initiated to the request of fill order code on the telnet server;
The request message receiver module receives the request of request message initiation module;
The telnet message package module is used for the message of message initiation module is encapsulated and issues the telnet server by communication module;
Telnet source codec module is used for receiving telnet service end command execution return code and the parsing that communication module is sent, and analysis result is returned to the message initiation module.
In implementation process, both can realize by various communications protocol alternately between request message initiation module and message sink module also can be realized by intrinsic function and cross-thread communication.
As seen, the present embodiment realizes that by configuration file automatically setting up many with a plurality of servers is connected, and flexibility is good; Automatically detect and safeguard each connection, robustness is high; The message initiation module is independent, can be inner encapsulation, can be also mutual by various communications protocol, and practicality is wide.In addition, can be to the control of each connection status, guaranteed that each session complete (a complete session may comprise repeatedly command interaction) finishes just to carry out next session, when having guaranteed automatic operation, the mutual disorder that concurrent session causes can not occur on connecting in each.
Embodiment two
Fig. 5 is that the telnet communication module of the embodiment of the present invention two logs in and the flow chart of link maintenance automatically, and as shown in Figure 5, specific embodiment of the invention telnet communication module logs in and link maintenance automatically, comprises the following steps:
Step S501 reads configuration information, and file mode is adopted in the present embodiment configuration, can configure a plurality of telnet servers, a plurality of connections of each server;
Step S502 sets up TCP with each telnet server respectively according to configuration and is connected;
Step S503 be connected foundation with telnet after, connects the transmission login message to correspondence;
Step S504, whether judgement logs in successful to the telnet server;
Step S505 logs in failure to the telnet server, disconnecting link, and this flow process finishes;
Step S506 logs in successfully to the telnet server, judges whether to log in the initial command of rear execution, does not turn step S510;
Step S507 carries out logging in rear initial command;
Step S508 judges whether successful initial command is carried out;
Step S509 carries out unsuccessfully, disconnecting link, and this flow process finishes;
Step S510 runs succeeded, and link is added normal connecting link pond, and this flow process finishes;
Step S511 starts timer, and the timer interval can be joined;
Step S512 detects each telnet configuration connection status, if state is normal for connecting, this flow process finishes, if state turns step S502 for not connecting, if state is that other are abnormal, turns step S513;
Step S513 after disconnecting anomaly link, turns step S502.
Wherein, step S511-S513 realizes that link regularly detects maintenance function.
Embodiment three
Fig. 6 is that the flow chart that the telnet server is carried out request is asked and arrived in the reception telnet transmission of the embodiment of the present invention three, and as shown in Figure 6, the specific embodiment of the invention receives the telnet transmission and asks and arrive telnet server execution request, comprises the following steps:
Step S601, the message initiation module sends the telnet message request;
Step S602, the message sink module receives request;
Step S603 searches the free time connection whether corresponding telnet server is arranged in the telnet connection pool;
Step S604, idle whether successfully the connection searched in judgement, unsuccessfully turns step S605, successfully turns step S606;
Step S605 sends failure response message to message sending end, and this flow process finishes;
Step S606 searches successfully, this connection status is set to busy, and the message package module encapsulation messages connect to send message to the telnet server by this of communication module;
Step S607 judges whether message sends successful, sends unsuccessfully, turns step S605;
Step S608, message sends successfully, waits for receiving the telnet return messages;
Step S609, receipt message is overtime, and overtime failed message is returned to message originator; Or normal receipt message, return to message originator with source codec and with result, put this and be connected to idle the connection.
In sum, the embodiment of the present invention can be converted to the telnet command messages of the employing different communication protocol form that receives the message that the telnet server can identify and send to it, has improved the compatibility of network and the real-time of system.
obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into respectively each integrated circuit modules, perhaps a plurality of modules in them or step being made into the single integrated circuit module realizes.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the exchange method with telnet telnet server, is characterized in that, comprising:
Read configuration file, set up the connection of corresponding number with each telnet server and log in described each telnet server according to the information in described configuration file, wherein, described configuration file comprises one or more telnet server address, port numbers and authentication information;
The message of carrying the telnet command code that reception sends by communication protocol, and encapsulate described message;
Described message after using the idle link of the telnet server corresponding with described message to encapsulate is sent to the telnet server corresponding with it and carries out.
2. method according to claim 1, is characterized in that, before reading described configuration file, also comprises one of the following at least information of configuration:
The system prompt of the telnet server after logging in;
Need the order at first carried out after logging in;
Carry out the CMD that enters after specific executable program;
When each connection has interacting message, port does not connect the time that initiatively disconnects.
3. method according to claim 1, is characterized in that, before logging in described each telnet server, also comprises:
With the landing approach that described each telnet server negotiate adopts, wherein, described landing approach comprises network virtual terminal NVT mode and ANSI mode.
4. method according to claim 1, is characterized in that, receives the message of carrying the telnet command code that sends by various communication protocols and comprise:
The message of carrying the telnet command code that reception sends by various communication protocols from peripheral module; And/or
Receive the message of carrying the telnet command code that internal module sends by public function or cross-thread message.
5. method according to claim 1, is characterized in that, after the described message after encapsulation is sent to the telnet server execution corresponding with it, also comprises:
Receive and resolve the message corresponding with described telnet command code that described each telnet server returns, and the message after resolving sends to the transmit leg of described telnet command code.
6. method according to claim 1, is characterized in that, needs in the situation that described configuration file comprises the order at first carried out after logging in, and after logging in described each telnet server, also comprises:
Carry out the described order of at first carrying out;
After the success of this command execution, add telnet link pond with logging in successful link.
7. method according to claim 6, is characterized in that, receives the message of carrying the telnet command code that sends by various communication protocols and comprise:
The request message that carries the telnet command code that reception sends by various communication protocols;
Search the idle link of the telnet server corresponding with described request message from described telnet link pond.
8. method according to claim 1, is characterized in that, after logging in described each telnet server, also comprises:
Periodically detect the configuration link connection status of described each telnet server;
The link of reconnecting system automatic disconnection, and/or reconnect the link of abnormal disconnection.
9. the interactive device with telnet telnet server, is characterized in that, comprising:
Module connects, be used for reading configuration file, set up the connection of corresponding number with each telnet server and log in described each telnet server according to the information in described configuration file, wherein, described configuration file comprises one or more telnet server address, port numbers and authentication information;
Format converting module is used for receiving the message of carrying the telnet command code that sends by communication protocol, and encapsulates described message;
Command execution module, the described message after encapsulating for the idle link that uses the telnet server corresponding with described message is sent to the telnet server corresponding with it and carries out.
10. device according to claim 9, is characterized in that, also comprises:
Configuration module is used for one of the following at least information of configuration: the system prompt of the telnet server after logging in; Need the order at first carried out after logging in; Carry out the CMD that enters after specific executable program; When each connection has interacting message, port does not connect the time that initiatively disconnects.
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| CN2011103959505A CN103139187A (en) | 2011-12-02 | 2011-12-02 | Method and device for interacting with telnet servers |
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| CN2011103959505A CN103139187A (en) | 2011-12-02 | 2011-12-02 | Method and device for interacting with telnet servers |
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| WO2016188172A1 (en) * | 2015-05-25 | 2016-12-01 | 中兴通讯股份有限公司 | Method and system for implementing remote terminal tool |
| CN106953797A (en) * | 2017-04-05 | 2017-07-14 | 广东浪潮大数据研究有限公司 | A kind of method and apparatus of the RDMA data transfers based on Dynamic link library |
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Application publication date: 20130605 |