CN109639763B - Remote centralized acquisition system and method for identity card information - Google Patents
Remote centralized acquisition system and method for identity card information Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/54—Interprogram communication
- G06F9/547—Remote procedure calls [RPC]; Web services
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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Abstract
The invention discloses a remote centralized acquisition system and a method for identity card information, wherein the system comprises an information processing unit, a virtual serial port configuration unit and a plurality of information acquisition units; the virtual serial port configuration unit establishes network connection with the information acquisition unit and the information processing unit through the network port; the virtual serial port configuration unit is used for configuring a virtual serial port for each information acquisition unit and generating a virtual serial port list; the virtual serial port list comprises the description information of the virtual serial port and the corresponding information acquisition unit; the information processing unit is used for binding a thread for reading the identity card information at regular time for each virtual serial port; starting a thread to read the identity card information acquired by the information acquisition unit through the corresponding virtual serial port; the invention converts the serial port connection into the internet port connection, supports remote deployment and greatly saves the deployment cost; and the acquisition points can be newly added by modifying the configuration of the virtual serial port list, so that the system expansion is facilitated.
Description
Technical Field
The invention belongs to the technical field of intelligent buildings, and particularly relates to a remote centralized acquisition system and method for identity card information.
Background
Along with the development of science and technology, the combination of the Internet of things and the building is more and more compact, and the Internet of things gradually permeates into the fields of smart homes, safety precaution and the like, so that the intelligent building becomes a new bright point for the development of the intelligent building industry. With the application of the technology of the internet of things in the field of intelligent buildings, the rapid development of the field of intelligent buildings is brought; the intelligent building should be well equipped with the work of information acquisition, information processing, supervision and the like, so that the safety of the Internet of things is ensured, and an information technology guarantee is provided for the operation of the intelligent building. The identity card information is an important item for information acquisition in the intelligent building, and the identity card information of the user needs to be acquired in many occasions.
In the existing identity card information acquisition method, an identity card reader and a computer connected with the identity card reader are deployed at each acquisition point, and information acquisition software running on the computer transmits acquired identity card information to a background server through a network for data processing. The scattered acquisition method requires that each identity card reader is matched with one computer, the cost of the computer is far higher than that of the identity card reader, and the more acquisition points are, the higher the cost is; because the ID card reader and the acquisition computer are arranged at the front end, the acquisition information software is easily interfered by people, and the failure rate is high.
Disclosure of Invention
The invention provides a remote centralized acquisition system and method for identity card information, aiming at solving the problems of high cost and high failure rate of the existing distributed identity card information acquisition mode.
In order to achieve the above object, according to one aspect of the present invention, there is provided a remote centralized identity card information acquisition system, comprising an information processing unit, a virtual serial port configuration unit, and a plurality of information acquisition units; the virtual serial port configuration unit is respectively connected with the information acquisition unit and the information processing unit through a network port in a network manner;
the virtual serial port configuration unit is used for configuring a virtual serial port for each information acquisition unit and generating a virtual serial port list; the virtual serial port list comprises the description information of the virtual serial port and the corresponding information acquisition unit;
the information processing unit is used for binding a thread for reading the identity card information at regular time for each virtual serial port according to a preset identity card information acquisition period and establishing a mapping table of the thread and the virtual serial port; and starting the thread to read the identity card information acquired by the information acquisition unit through the corresponding virtual serial port.
Preferably, in the above system for remotely and centrally acquiring identity card information, the information processing unit is further configured to push a URL according to the preconfigured identity card information to convert the read identity card information into a form of an HTTP POST interface and push the converted identity card information to the receiving party.
Preferably, in the above system for remotely and centrally acquiring the information of the identification card, the information acquisition unit includes a serial port converter and an identification card reader connected to the serial port converter; a plurality of information acquisition units can share one serial port converter, namely, one serial port converter can be connected with a plurality of identity card readers;
the identity card reader corresponds to the virtual serial ports one by one; the serial port converter is connected with the identity card reader through a serial port and used for converting serial port identity card information collected by the identity card reader into network information and transmitting the network information to the information processing unit through the internet access.
Preferably, in the remote centralized acquisition system for the information of the identity card, the information processing unit comprises a configuration module, a serial port opening module, an information reading module and a serial port closing module;
the configuration module is used for reading configuration information, and the configuration information comprises a virtual serial port list, an identity card information acquisition period and a serial port opening time threshold;
the serial port opening module is used for judging the state of the virtual serial port and opening the virtual serial port;
the information reading module is used for calling an API (application program interface) interface of the corresponding information acquisition unit through the virtual serial port so as to regularly read the identity card information acquired by the information acquisition unit according to the identity card information acquisition period;
and the serial port closing module is used for closing the virtual serial port after the opening time of the virtual serial port reaches the time threshold.
Preferably, in the above system for remotely and centrally acquiring the information of the identification card, the information processing unit further includes an information pushing module; the information pushing module is used for converting the identity card information acquired by the information reading module into an HTTP POST interface form and pushing the identity card information to a receiving party.
Preferably, in the above system for remotely and centrally acquiring the information of the identification card, the information processing unit further includes an exception handling module; the abnormal processing module is used for sending a closing signal when the virtual serial port is abnormal in state, the identity card information is failed to read or the information is failed to push, and the closing signal is used for controlling the serial port closing module to close the virtual serial port.
According to another aspect of the present invention, there is also provided a remote centralized acquisition method for identity card information, which is applicable to a background server, wherein the background server is connected with a plurality of information acquisition terminals through internet access, and the method comprises the following steps:
s1: configuring a virtual serial port for each information acquisition terminal to generate a virtual serial port list; the virtual serial port list comprises virtual serial ports and description information corresponding to the information acquisition terminals;
s2: binding a thread for regularly reading the identity card information according to a preset identity card information acquisition cycle for each virtual serial port;
s3: and starting the thread to read the identity card information acquired by the information acquisition terminal through the corresponding virtual serial port.
Preferably, after step S3, the method for remotely and centrally collecting the identification card information further includes the following steps:
s4: and pushing the URL according to the preconfigured identity card information, converting the read identity card information into a form of an HTTP POST interface, and pushing the HTTP POST interface to a receiver.
Preferably, step S3 of the method for collecting information of identification cards remotely and centrally includes the following substeps:
s31: starting a thread, and judging whether a virtual serial port bound with the thread is in an open state or not; if yes, entering the next step; if not, opening the virtual serial port and entering the next step;
s32: and calling an API (application program interface) of the corresponding information acquisition terminal through the virtual serial port to read the information of the identity card.
Preferably, after step S4, the method for remotely and centrally collecting the identification card information further includes the following steps:
s5: and detecting the opening time of the virtual serial port, and closing the virtual serial port after the opening time reaches a preset time threshold value.
Preferably, the method for remotely and centrally collecting the identification card information further includes the following steps: and sending a closing signal when the virtual serial port is abnormal in state, the ID card information reading fails or the information pushing fails, wherein the closing signal is used for controlling the virtual serial port to be closed.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
(1) the remote centralized acquisition system and the method for the identity card information can control the information acquisition unit of each acquisition point at the front end to execute the identity card information acquisition through the information processing unit and the virtual serial port configuration unit; because the centralized collection is adopted, the information collection software in the information processing unit runs on a background server of the machine room, and the external interference is less; acquisition points can be newly added by modifying the configuration of the virtual serial port list, so that system expansion is facilitated;
(2) according to the remote centralized acquisition system and method for the identity card information, the serial port converter replaces the existing computer, the serial port connection is converted into the internet access connection, remote deployment is supported, the deployment cost is greatly saved, and the more the acquisition points are, the more the cost is saved;
(3) according to the remote centralized acquisition system and the method for the identity card information, the information processing unit is configured with the identity card information pushing URL external interface address, so that the remote centralized acquisition system for the identity card information can interact with other information systems, the butt joint is convenient, and the data sharing among different systems is realized.
(4) According to the remote centralized acquisition system and method for the identity card information, various abnormal problems such as network disconnection, serial port disconnection, power failure and the like in the long-time serial port opening process can be solved by setting the virtual serial port opening time, the virtual serial port can be automatically closed after being opened for a period of time and then opened again next time, and therefore even if hardware is abnormal in the using process, software can be automatically recovered quickly after the hardware is recovered; the functions of network cable, serial port line hot plug, ID card reader and serial port converter power-off restart and the like are supported, the stability is greatly improved, and the failure rate is low.
Drawings
FIG. 1 is a logic block diagram of a system for remotely and centrally collecting ID card information according to an embodiment of the present invention;
FIG. 2 is a logic block diagram of an information processing unit provided by an embodiment of the present invention;
fig. 3 is a flowchart of a method for remotely and centrally collecting identification card information according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The invention provides a remote centralized acquisition system for identity card information, which comprises an information processing unit, a virtual serial port configuration unit and a plurality of information acquisition units, wherein the information processing unit is used for processing the information; the virtual serial port configuration unit establishes network connection with the information acquisition unit and the information processing unit through the network port;
the virtual serial port configuration unit is used for configuring a virtual serial port for each information acquisition unit and generating a virtual serial port list; the virtual serial port list comprises the description information of the virtual serial port and the corresponding information acquisition unit;
the information processing unit is used for binding a thread for reading the identity card information at regular time for each virtual serial port; and starting the thread to read the identity card information acquired by the information acquisition unit through the corresponding virtual serial port.
Furthermore, the information processing unit is further configured to push a URL according to the preconfigured identity card information to convert the read identity card information into a form of an HTTP POST interface and push the converted identity card information to the receiving party.
The structure and the working principle of the remote centralized acquisition system for the identity card information provided by the invention are explained in detail with reference to the specific embodiments and the attached drawings.
Fig. 1 is a logic block diagram of a remote centralized acquisition system for identity card information provided in this embodiment, and as shown in fig. 1, the remote centralized acquisition system for identity card information includes an information processing unit, a virtual serial port configuration unit, a plurality of serial port converters, and an identity card reader; one end of the serial port converter is connected with the identity card reader through a serial port, and the other end of the serial port converter is connected with the virtual serial port configuration unit through a network port; the other end of the virtual serial port configuration unit establishes network connection with the information processing unit through a network port; the serial port converter and the ID card reader are placed at the acquisition point.
Each serial converter is connected with at least one ID card reader, the serial converter can use one-to-many serial converters, TCP Server and TCP Client working modes are supported, a plurality of serial ports can simultaneously and independently work, a virtual serial working mode is supported, and functions of heartbeat, reconnection and the like are supported.
The identity card reader is used for receiving the command of the information processing unit to acquire the identity card information. Most of the current identity card readers on the market are USB ports or serial ports, and few identity card readers supporting network ports exist. In order to facilitate interface conversion through a serial port converter, the invention preferably adopts an identity card reader supporting a serial port, and a manufacturer is required to provide an SDK interface for secondary development, and many identity card readers with USB interfaces on the market do not support secondary development.
The serial port converter is used for realizing the mutual conversion of serial port information and network information, realizing the interaction between the ID card reader and the virtual serial port configuration unit through the serial port converter, and maintaining the stability and reconnection of a network, heartbeat monitoring and the like.
The virtual serial port configuration unit is used for configuring a virtual serial port for each identity card reader and generating a virtual serial port list; the virtual serial port list comprises virtual serial ports and description information corresponding to the ID card reader;
virtual serial port software is loaded in the virtual serial port configuration unit, provides virtual serial port operation for secondary development of the SDK, and can generate a plurality of virtual serial ports; the virtual serial port configuration unit configures each serial port connected with the ID card reader on the serial port converter and the virtual serial port configuration unit into a TCP Server/TCP Client pair, so as to ensure the smoothness of a network; and configuring a virtual serial port for each identity card reader to generate a virtual serial port list.
The information processing unit is used for binding a thread for regularly reading the identity card information according to a pre-configured identity card information acquisition cycle for each virtual serial port; and starting the thread to read the identity card information acquired by the information acquisition unit through the corresponding virtual serial port.
The information processing unit is loaded with information acquisition software which is mainly used for realizing an information acquisition process, processing acquired information and providing a pushing interface of identity card information. In order to realize the function, the information processing unit is required to be configured firstly, and the configuration information comprises an identity card information pushing URL, an identity card information acquisition period, a baud rate, a virtual serial port list and a serial port opening time threshold; the identity card information pushing URL is an interface address for the information processing unit to externally provide HTTP POST information pushing; the identity card information acquisition period is about how often the identity card information is acquired, and is generally set to be 3 s; the baud rate is kept consistent with the setting of the serial port converter and is generally set to be 115200; the virtual serial port list is a set of virtual serial ports corresponding to the identity card readers; the time threshold value of the serial port opening is the allowed virtual serial port opening time.
FIG. 2 is a logic block diagram of an information processing unit provided by an embodiment of the present invention; as shown in fig. 2, the information processing unit includes a configuration module, a serial port opening module, an information reading module, and a serial port closing module;
the configuration module is used for reading configuration information, wherein the configuration information comprises an identity card information pushing URL, an identity card information acquisition period, a baud rate, a virtual serial port list and a serial port opening time threshold;
the serial port opening module is used for judging the state of the virtual serial port and opening the virtual serial port; if the virtual serial port is in a closed state, the virtual serial port is opened; if the virtual serial port is in an open state, no processing is performed; if the virtual serial port is abnormal, an abnormal prompt signal is sent out;
the information reading module is used for calling an API (application program interface) interface of the identity card reader bound with the virtual serial port through the virtual serial port and then regularly reading the identity card information acquired by the identity card reader according to the configured identity card information acquisition period; if the reading fails, sending an abnormal prompt signal;
the serial port closing module is used for closing the virtual serial port after the opening time of the virtual serial port reaches a configured time threshold; the setting of the virtual serial port opening time is an important function of the invention, and the virtual serial port opening time is set in order to solve various abnormal problems of network disconnection, serial port disconnection, power failure and the like in the long-time serial port opening process; the virtual serial port is automatically closed after being opened for a period of time and then opened next time, so that even if hardware is abnormal in the using process, software can be automatically recovered after the hardware is recovered; the functions of network cable, serial port line hot plug, ID card reader and serial port converter power-off restart and the like are supported, the stability is greatly improved, and the failure rate is low.
Further, the information processing unit also comprises an information pushing module; the information pushing module is used for converting the identity card information acquired by the information reading module into an HTTP POST interface form and pushing the identity card information to a receiving party; if the pushing fails, sending an abnormal prompt signal; the receiving party refers to a monitoring system or a comprehensive service system which needs to use the identity card information, such as a station, a public security bureau and the like, and needs to acquire the user identity card information. The identity card information remote centralized acquisition system can interact with other information systems by configuring the identity card information pushing URL external interface address for the information processing unit, is convenient to butt joint, and realizes data sharing among different systems.
Furthermore, the information processing unit also comprises an exception handling module; the abnormal processing module sends a closing signal after receiving abnormal prompt information sent by the serial port opening module, the information reading module or the serial port closing module, and the closing signal is used for controlling the serial port closing module to close the virtual serial port.
In the above embodiment, the information processing unit and the virtual serial port configuration unit may be integrated into a background server, the background server is placed in the machine room, and the identity card reader of each acquisition point at the front end can be controlled to perform identity card information acquisition by one background server; because the centralized collection is adopted, the information collection software runs on a background server of the machine room, and the external interference is less; the serial port converter replaces the existing computer, the serial port connection is converted into the network port connection, the remote deployment is supported, the deployment cost is greatly saved, and the more the collection points are, the more the cost is saved; acquisition points can be newly added by modifying the configuration of the virtual serial port list, and the expansion is convenient.
The embodiment also provides a remote centralized acquisition method of the identity card information, as shown in fig. 3, comprising the following steps:
s1: configuring each serial port connected with the ID card reader on the serial port converter and a virtual serial port configuration unit into a TCP Server/TCP Client pair, configuring a virtual serial port for each ID card reader, and generating a virtual serial port list; the virtual serial port list comprises virtual serial ports and description information corresponding to the ID card reader;
s2: configuring an information processing unit, wherein the configuration information comprises an identity card information pushing URL, an identity card information acquisition period, a baud rate, a virtual serial port list and a serial port opening time threshold;
s3: starting information acquisition software, reading the configuration information in the step S2, binding a thread for regularly reading the identity card information according to the configured identity card information acquisition period for each virtual serial port in the virtual serial port list, and establishing a mapping table of the thread and the virtual serial port;
s4: and starting each thread to read the identity card information collected by the identity card reader through the corresponding virtual serial port.
S5: the read identity card information is converted into a form of an HTTP POST interface according to a pre-configured identity card information push URL and is pushed to a receiving party; if the pushing fails, the virtual serial port is directly closed;
s6: and detecting the opening time of the virtual serial port, and closing the virtual serial port when the opening time reaches a configured time threshold.
Further, step S4 includes the following sub-steps:
s41: starting a thread, and judging whether a virtual serial port bound with the thread is in an open state or not; if yes, entering the next step; if not, opening the virtual serial port and entering the next step; if the virtual serial port is abnormal, directly closing the virtual serial port;
s42: calling an API (application program interface) corresponding to the identity card reader through the virtual serial port to read the identity card information; and if the reading fails, directly closing the virtual serial port.
Compared with the existing identity card information acquisition method, the identity card information remote centralized acquisition system and method provided by the invention have the advantages that the information processing unit and the virtual serial port configuration unit can be integrated in the background server, the background server is placed in a machine room, and the identity card information acquisition of the identity card reader of each acquisition point at the front end can be controlled by one background server; because the centralized collection is adopted, the information collection software runs on a background server of the machine room, and the external interference is less; the serial port converter replaces the existing computer, the serial port connection is converted into the network port connection, the remote deployment is supported, the deployment cost is greatly saved, and the more the collection points are, the more the cost is saved; acquisition points can be newly added by modifying the configuration of the virtual serial port list, and the expansion is convenient.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A remote centralized acquisition system for identity card information is characterized by comprising an information processing unit, a virtual serial port configuration unit and a plurality of information acquisition units;
the virtual serial port configuration unit is used for configuring a virtual serial port for each information acquisition unit and generating a virtual serial port list; the virtual serial port list comprises the description information of the virtual serial port and the corresponding information acquisition unit;
the information processing unit is used for binding a thread for reading the identity card information at regular time for each virtual serial port; starting the thread to read the identity card information acquired by the information acquisition unit through the corresponding virtual serial port; the information processing unit comprises a configuration module, a serial port opening module, an information reading module and a serial port closing module;
the configuration module is used for reading configuration information, and the configuration information comprises a virtual serial port list, an identity card information acquisition period and a serial port opening time threshold;
the serial port opening module is used for judging the state of the virtual serial port and opening the virtual serial port;
the information reading module is used for regularly reading the identity card information of the information acquisition unit corresponding to the virtual serial port according to the identity card information acquisition period;
and the serial port closing module is used for closing the virtual serial port after the opening time of the virtual serial port reaches the time threshold.
2. The system of claim 1, wherein the information processing unit is further configured to convert the read id card information into an HTTP POST interface format according to a preconfigured id card information push URL and push the converted id card information to the recipient.
3. The system for remotely and centrally acquiring the identity card information as claimed in claim 1 or 2, wherein the information acquisition unit comprises a serial port converter and an identity card reader connected with the serial port converter;
the identity card reader corresponds to the virtual serial ports one by one; the serial port converter is connected with the identity card reader through a serial port and used for converting serial port identity card information collected by the identity card reader into network information and transmitting the network information to the information processing unit through the internet access.
4. The system for remotely and centrally collecting identification card information as claimed in claim 1, wherein said information processing unit further comprises an information push module; the information pushing module is used for converting the identity card information acquired by the information reading module into an HTTP POST interface form and pushing the identity card information to a receiving party.
5. The system for remotely and centrally collecting ID card information as claimed in claim 4, wherein said information processing unit further comprises an exception handling module; the abnormal processing module is used for sending a closing signal when the virtual serial port is abnormal in state, the identity card information is failed to read or the information is failed to push, and the closing signal is used for controlling the serial port closing module to close the virtual serial port.
6. A remote centralized acquisition method for identity card information is suitable for a background server, the background server is connected with a plurality of information acquisition terminals through a network port, and the method is characterized by comprising the following steps:
s1: configuring a virtual serial port for each information acquisition terminal to generate a virtual serial port list; the virtual serial port list comprises virtual serial ports and description information corresponding to the information acquisition terminals;
s2: binding a thread for regularly reading the identity card information for each virtual serial port;
s3: starting the thread to read the identity card information acquired by the information acquisition terminal through the corresponding virtual serial port;
s4: the read identity card information is converted into a form of an HTTP POST interface according to a pre-configured identity card information push URL and is pushed to a receiving party;
s5: and detecting the opening time of the virtual serial port, and closing the virtual serial port after the opening time reaches a preset time threshold value.
7. The method for remotely and centrally collecting identity card information as claimed in claim 6, wherein the step S3 comprises the following sub-steps:
s31: starting a thread, and judging whether a virtual serial port bound with the thread is in an open state or not; if yes, entering the next step; if not, opening the virtual serial port and entering the next step;
s32: and reading the identity card information of the information acquisition terminal corresponding to the virtual serial port at regular time according to a preset identity card information acquisition period.
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