CN103888461A - Method for achieving dynamic registration based on Subset-037 protocol - Google Patents

Method for achieving dynamic registration based on Subset-037 protocol Download PDF

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Publication number
CN103888461A
CN103888461A CN201410117390.0A CN201410117390A CN103888461A CN 103888461 A CN103888461 A CN 103888461A CN 201410117390 A CN201410117390 A CN 201410117390A CN 103888461 A CN103888461 A CN 103888461A
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information
equipment
module
safety function
registration
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CN201410117390.0A
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CN103888461B (en
Inventor
陈宜航
周庭梁
罗娟
傅林泰
蒋建金
夏伟
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Casco Signal Ltd
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Casco Signal Ltd
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Abstract

The invention relates to a method for achieving dynamic registration based on a Subset-037 protocol. According to the method, equipment B connected with equipment A is dynamically registered on the equipment A, safe and reliably communication is carried out through the Subset-037 protocol, and the method specifically comprises the following steps that 1) the equipment B carries out dynamic registration on an information collecting module of the equipment A; 2) the information collecting module of the equipment A transmits the collected information of the equipment B to a safety function module of the equipment A, and sends the state of the equipment A to the equipment B; 3) safe connection is built between the equipment A and the equipment B through the state and the information. Compared with the prior art, the method has the advantages of being good in safety performance, convenient to use, high in flexibility and the like.

Description

Realize the method for dynamic registration based on Subset-037 agreement
Technical field
The present invention relates to the dynamic loading method in a kind of rail traffic signal system, especially relate to a kind of method that realizes dynamic registration based on Subset-037 agreement.
Background technology
In track traffic, needing to carry out necessary communication between devices, need two equipment rooms to set up safe communication environment, is to communicate by Subset-037 agreement between equipment component at present, in the time increasing the equipment of not configuration, has the following disadvantages:
1, need to revise two equipment configuration file separately, meet intercommunication requirement.
2, the risk that too much configuration file increase makes mistakes.
3, the equipment that is unfavorable for temporary scheduling adds system operation.
The information communicating by Subset-037 agreement is all much crucial state and control information, has very important safe meaning for the operation of track circuit.Ensureing have and need to have certain flexibility under the safe prerequisite of connection, being convenient to can increase safely and efficiently new equipment under case of emergency.
Summary of the invention
Object of the present invention be exactly provide in order to overcome the defect that above-mentioned prior art exists that a kind of fail safe is good, easy to use, flexibility is high realize the method for dynamic registration based on Subset-037 agreement.
Object of the present invention can be achieved through the following technical solutions:
A kind of method that realizes dynamic registration based on Subset-037 agreement, the method realizes the equipment B that dynamic registration is attached thereto in device A, and carry out safe and reliable communication by Subset-037 agreement, and it is characterized in that, described method specifically comprises the following steps:
1) equipment B is carried out dynamic registration to the information module of device A;
2) the information module of device A sends the safety function module of device A to the information of the equipment B of collecting, and the state of device A is sent to equipment B;
3) device A is set up safely and is connected by these states and information with equipment B.
Described equipment B is carried out dynamic registration to the information module of device A and is specially:
101) device-dependent message that equipment B sends oneself to the information module of device A carries out identity registration in order to device A collection module collecting device B information;
102) registration of waiting facilities A information module is replied, and judges whether to allow equipment B registration, if yes, performs step 103), if NO, perform step 106):
103) connectivity request message of transmitting apparatus B is to the information module of device A;
104) connection response of the information module of equipment B waiting facilities A, judges within the time of setting and can receive this response, if can receive, performs step 105), receive if fail, return to execution step 103);
105) equipment B sends request of data information to the information module of device A or receives the data indication information from device A information module, circulation execution step 105);
106) finish.
The workflow of described device A information module is as follows:
201) receive the identity registration from equipment B, in identity registration information, contain the necessary information of safety connection of setting up, also wait for the identity registration receiving from device A safety function module simultaneously;
202) judge whether to allow equipment B to register, whether the identity registration information of judgment device A safety function module is legal simultaneously, if be both yes, performs step 203), otherwise return to step 201);
203) recording equipment B information and produce corresponding identification code, the simultaneously corresponding facility information of safety function module of recording equipment A;
204) waiting facilities B sends connectivity request message, if by the time perform step 205), continue execution step 204 if do not wait until);
205) whether the safety function module of the device A that judgment device B will connect is registered, and performs step if yes 206), otherwise return to step 204);
206) add the safety function module that sends to device A after equipment B information and corresponding identification code to connectivity request message;
207) judge whether receiving equipment A safety function module send connection response information, perform step 208 if yes), otherwise return to step 204);
208) connection response of forwarding unit A safety function module is to equipment B;
209) the normal interaction data forwarding from equipment B and device A safety function module, and add corresponding identification code in the information sending to equipment B.
Described permission equipment B is registered and need be met following three conditions simultaneously:
The capacity that the quantity of registered existing equipment B does not reach the safety function module of setting number, device A has the vacant and unregistered mistake of this equipment B,
The workflow of the safety function module of described device A is as follows:
301) device-dependent message that device A safety function module sends oneself to information module carries out identity registration, for the information of information module collecting device A;
302) registration of waiting facilities A information module is replied, and judges whether to allow safety function module registration, if yes, performs step 303), otherwise execution step 306;
303) wait for the connectivity request message that adds upper relevant device B information and identification code through device A information module, judged whether to receive this information, perform step if yes 304), otherwise continue execution step 303);
304) record equipment B information and corresponding identification code, and send connection response;
305) send request of data information to the information module of device A or receive the data indication information from device A information module, circulation execution step 305);
306) finish.
Described facility information connected safely and sets up the safety check transmitting with data for the later stage, and identification code is for the connection adaptation in later stage.
Compared with prior art, the present invention has the following advantages:
1, fail safe is good, and equipment B is being no more than under the prerequisite of device A security module capacity, as long as adopt identical key and just can set up safely and be connected with corresponding device A in accordance with Subset-037 agreement;
2, easy to use, in the situation that not needing to revise any software of device A and configuration, the equipment B of configuration can not carried out secure communication with device A yet.
3, flexibility is high, the information communicating by Subset-037 agreement is all much crucial state and control information, there is very important safe meaning for the operation of track circuit, ensureing have and need to have certain flexibility under the safe prerequisite of connection, being convenient to can increase safely and efficiently new equipment under case of emergency.
Brief description of the drawings
Fig. 1 is the software function module structural representation of dynamic registration method of the present invention;
Fig. 2 be in the present invention equipment B registration be connected and the workflow diagram of data demand module;
Fig. 3 is the workflow diagram of device A information module in the present invention;
Fig. 4 is the workflow diagram of device A safety function module in the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
As shown in Figure 1, a kind of method that realizes dynamic registration based on Subset-037 agreement, the method software function module comprises equipment B registration and is connected and data demand module 1, device A information module 2 and device A safety function module 3.Equipment B registration is connected with device A information module 2 with data demand module 1 and mutual corresponding information with being connected, and device A information module 2 is connected with device A security module 3 and corresponding information alternately.
As shown in Figure 2, equipment B registration be connected and the workflow of data demand module as follows:
Step 101, the device-dependent message that equipment B sends oneself to the information module of device A carries out identity registration in order to device A collection module collecting device B information;
Step 102, the registration of waiting facilities A information module is replied, and judges whether to allow equipment B registration, if allow registration to perform step 103, if otherwise execution step 106;
Step 103, the connectivity request message of transmitting apparatus B is to the information module of device A;
Step 104, the connection response of the information module of waiting facilities A, judges within the time of setting and can receive this response, if can receive, performs step 105, receives and re-executes step 103 if fail;
Step 105, sends request of data information to the information module of device A or receives the data indication information from device A information module, circulation execution step 105;
Step 106, finishes.
As shown in Figure 3, the workflow of device A information module is as follows:
Step 201, receives the identity registration from equipment B, contains the necessary information of safety connection of setting up in identity registration information, also waits for the identity registration receiving from device A safety function module simultaneously;
Step 202, judge whether to allow equipment B to register, main capacity and the whether registered mistake of this equipment B of considering the quantity of existing equipment B and the safety function module of device A, if allow, perform step 203, if otherwise execution step 201, the execution step 203 if whether the identity registration information of while judgment device A safety function module meets the requirements, otherwise execution step 201;
Step 203, recording equipment B information and produce corresponding identification code, the simultaneously corresponding facility information of safety function module of recording equipment A;
Step 204, waiting facilities B sends connectivity request message, if by the time perform step 205, continues execution step 204 if do not wait until;
Step 205, whether the safety function module of the device A that judgment device B will connect is registered, if words execution step 206, words execution step 204 if not;
Step 206, adds that to connectivity request message equipment B information and corresponding identification code send to the safety function module of device A;
Step 207, judge whether receiving equipment A safety function module send connection response information.If perform step 208, no words execution step 204;
Step 208, the connection response of forwarding unit A safety function module is to equipment B;
Step 209, the normal interaction data forwarding from equipment B and device A safety function module, and add corresponding identification code in the information sending to equipment B.
As shown in Figure 4, the workflow of device A safety function module is as follows:
Step 301, the device-dependent message that device A safety function module sends oneself to information module carries out the information of identity registration in order to collection module collecting device A;
Step 302, the registration of waiting facilities A information module is replied, and judges whether to allow safety function module registration, if allow registration to perform step 303, if otherwise execution step 306;
Step 303, waits for the connectivity request message from equipment B that adds upper relevant device B information and identification code through device A information module, has judged whether to receive this information, if there is execution step 304, if without continuing execution step 303;
Step 304, records equipment B information and corresponding identification code (facility information connected safely and sets up the safety check transmitting with data for the later stage, and identification code is for the connection adaptation in later stage), and sends connection response;
Step 305, sends request of data information to the information module of device A or receives the data indication information from device A information module, circulation execution step 305;
Step 306, finishes.

Claims (6)

1. realize the method for dynamic registration based on Subset-037 agreement for one kind, the method realizes the equipment B that dynamic registration is attached thereto in device A, and carry out safe and reliable communication by Subset-037 agreement, and it is characterized in that, described method specifically comprises the following steps:
1) equipment B is carried out dynamic registration to the information module of device A;
2) the information module of device A sends the safety function module of device A to the information of the equipment B of collecting, and the state of device A is sent to equipment B;
3) device A is set up safely and is connected by these states and information with equipment B.
2. a kind of method that realizes dynamic registration based on Subset-037 agreement according to claim 1, is characterized in that, described equipment B is carried out dynamic registration to the information module of device A and is specially:
101) device-dependent message that equipment B sends oneself to the information module of device A carries out identity registration in order to device A collection module collecting device B information;
102) registration of waiting facilities A information module is replied, and judges whether to allow equipment B registration, if yes, performs step 103), if NO, perform step 106);
103) connectivity request message of transmitting apparatus B is to the information module of device A;
104) connection response of the information module of equipment B waiting facilities A, judges within the time of setting and can receive this response, if can receive, performs step 105), receive if fail, return to execution step 103);
105) equipment B sends request of data information to the information module of device A or receives the data indication information from device A information module, circulation execution step 105);
106) finish.
3. a kind of method that realizes dynamic registration based on Subset-037 agreement according to claim 1, is characterized in that, the workflow of described device A information module is as follows:
201) receive the identity registration from equipment B, in identity registration information, contain the necessary information of safety connection of setting up, also wait for the identity registration receiving from device A safety function module simultaneously;
202) judge whether to allow equipment B to register, whether the identity registration information of judgment device A safety function module is legal simultaneously, if be both yes, performs step 203), otherwise return to step 201);
203) recording equipment B information and produce corresponding identification code, the simultaneously corresponding facility information of safety function module of recording equipment A;
204) waiting facilities B sends connectivity request message, if by the time perform step 205), continue execution step 204 if do not wait until);
205) whether the safety function module of the device A that judgment device B will connect is registered, and performs step if yes 206), otherwise return to step 204);
206) add the safety function module that sends to device A after equipment B information and corresponding identification code to connectivity request message;
207) judge whether receiving equipment A safety function module send connection response information, perform step 208 if yes), otherwise return to step 204);
208) connection response of forwarding unit A safety function module is to equipment B;
209) the normal interaction data forwarding from equipment B and device A safety function module, and add corresponding identification code in the information sending to equipment B.
4. a kind of method that realizes dynamic registration based on Subset-037 agreement according to claim 3, is characterized in that, described permission equipment B is registered and need be met following three conditions simultaneously:
The capacity that the quantity of registered existing equipment B does not reach the safety function module of setting number, device A has the vacant and unregistered mistake of this equipment B.
5. a kind of method that realizes dynamic registration based on Subset-037 agreement according to claim 1, is characterized in that, the workflow of the safety function module of described device A is as follows:
301) device-dependent message that device A safety function module sends oneself to information module carries out identity registration, for the information of information module collecting device A;
302) registration of waiting facilities A information module is replied, and judges whether to allow safety function module registration, if yes, performs step 303), otherwise execution step 306;
303) wait for the connectivity request message that adds upper relevant device B information and identification code through device A information module, judged whether to receive this information, perform step if yes 304), otherwise continue execution step 303);
304) record equipment B information and corresponding identification code, and send connection response;
305) send request of data information to the information module of device A or receive the data indication information from device A information module, circulation execution step 305);
306) finish.
6. a kind of method that realizes dynamic registration based on Subset-037 agreement according to claim 5, is characterized in that, described facility information connected safely and sets up the safety check transmitting with data for the later stage, and identification code is for the connection adaptation in later stage.
CN201410117390.0A 2014-03-26 2014-03-26 Method for achieving dynamic registration based on Subset-037 protocol Active CN103888461B (en)

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