CN114500324B - Integrated access system for industrial Internet simulation test bed - Google Patents
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- CN114500324B CN114500324B CN202210079215.1A CN202210079215A CN114500324B CN 114500324 B CN114500324 B CN 114500324B CN 202210079215 A CN202210079215 A CN 202210079215A CN 114500324 B CN114500324 B CN 114500324B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
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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
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
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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
- H04L41/28—Restricting access to network management systems or functions, e.g. using authorisation function to access network configuration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/04—Processing captured monitoring data, e.g. for logfile generation
- H04L43/045—Processing captured monitoring data, e.g. for logfile generation for graphical visualisation of monitoring data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
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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
- H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
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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
- H04L63/12—Applying verification of the received information
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to an integrated access system for an industrial Internet simulation test bed, which comprises: the access module is used for acquiring data of the simulation test system based on the access template function to obtain a simulation test data set; the data conversion module is used for cleaning, converting and checking the simulation test data set to obtain a standard format data set; and the central control module is used for monitoring the running state of the simulation test system based on the standard format data set. The invention collects various field device data of different communication protocols, achieves unified application, management and sharing, has wide adaptability and strong compatibility, enhances the application range of industrial data and reduces the application difficulty.
Description
Technical Field
The invention relates to the technical field of industrial Internet, in particular to an integrated access system for an industrial Internet simulation test bed.
Background
The industrial internet is a key network infrastructure meeting the intelligent development of industry, is driving the full elements, full industry chains and full value chains of industry to realize deep interconnection, promotes the optimal allocation of production and service resources, promotes the reconstruction of a manufacturing system and a service system, starts to play a core supporting role in the process of industrial digital transformation at the present stage, and is an emerging industry state and application mode formed by the comprehensive deep fusion of a new generation of information technology and modern industry.
With technological development and social progress, industrialization and informatization are deeply integrated, and the information security incident of the industrial Internet has an increasing influence on society. The method and the system can be used for rapidly and effectively handling information security emergency, avoiding and reducing the influence and loss caused by the emergency as much as possible, and not only is the national and government requirements on the industrial Internet, but also the internal requirements of the national key infrastructure for guaranteeing the self health development.
At present, in order to purposefully study the network security problems of the industrial Internet and the industrial control system, industrial Internet simulation test beds/simulation test environments of different industrial scenes and different control system types in a plurality of fields have been constructed. However, the established industrial Internet simulation test bed/simulation test environment carries a large number of access devices and service systems, lacks a unified management platform, and lacks data sharing butt joint with other platforms, so that the simulation test bed is difficult to manage and has low resource utilization rate.
Disclosure of Invention
In view of the above, the invention provides an integrated access system for an industrial Internet simulation test bed, which realizes unified access of various simulation test beds/simulation test environments and uses and manages the simulation test beds/simulation test environments, thereby achieving maximum sharing and sharing of resources.
In order to achieve the above object, the present invention provides the following solutions:
an integrated access system for an industrial internet simulation test bed, comprising:
the access module is used for acquiring data of the simulation test system based on the access template function to obtain a simulation test data set;
the data conversion module is used for cleaning, converting and checking the simulation test data set to obtain a standard format data set;
and the central control module is used for monitoring the running state of the simulation test system based on the standard format data set.
Preferably, the access module includes:
the data acquisition unit is used for acquiring data of the simulation test system based on the access template function to obtain the simulation test data set;
the connection state unit is used for acquiring the zone bit information of the simulation test system, acquiring the connection state between the data acquisition unit and the simulation test system based on the change of the zone bit information, and if the connection state is abnormal, maintaining the simulation test system until the connection state is normal;
and the first data storage unit is used for storing the simulation test data set based on the MySql database.
Preferably, the data conversion module includes:
the data extraction unit is used for extracting the simulation test data set based on the data extraction link template to obtain an extraction data set;
the data cleaning unit is used for verifying the extracted data set and cleaning incomplete data, error data and repeated data to obtain a cleaning data set;
and the data conversion unit is used for carrying out standard format conversion on the cleaning data set based on a standard format data coding rule table to obtain the standard format data set.
Preferably, the data conversion module further comprises:
the data verification unit is used for verifying the standard format data set, if the standard format data set is verified to be qualified, the standard format data set is reserved, and if the standard format data set is not verified to be qualified, the standard format data set is discarded, and a verification data set is obtained;
the data complement unit is used for complementing the check data set based on the standard format data coding rule table, and if the check data set is empty, zero is complemented to obtain a complement data set;
the data desensitization unit encrypts the sensitive data in the complement data set based on a data sensitive feature library to obtain a desensitized data set;
and a second data storage unit for storing the desensitized data set.
Preferably, the data conversion module further comprises:
the data integration unit integrates the desensitized data sets by adopting a data warehouse technology based on a general data conversion format to obtain a general format data set;
and the data sharing unit is used for carrying out data sharing on the universal format data set based on an API-Token method.
Preferably, the central control module comprises:
the control unit is used for managing the simulation test bed of the simulation test system based on addition, deletion and modification;
an operation state unit for monitoring the operation state of the simulation test system based on the standard format data set;
preferably, the central control module further comprises:
the security mechanism unit is used for verifying and logging in a simulation test bed of the simulation test system based on a user name, a password and a verification code, and storing the user name and the password based on a password encryption algorithm;
and the authority management unit is used for distributing the authorities of the users based on the administrator, and each user operates according to the distributed authorities.
Preferably, the access module further comprises:
the three-dimensional model unit is used for carrying out three-dimensional model construction and three-dimensional virtual rendering on the simulation test system by adopting a three-dimensional tool based on the simulation test data set to obtain a three-dimensional test scene;
and the display unit is used for displaying the connection state and the running state in the three-dimensional test scene.
Preferably, the simulation test system comprises a DCS system, a SCADA system, a SIS system, an industrial PLC system and an industrial I/O interface system.
Preferably, the control unit adds, deletes and modifies simulation test beds of the simulation test system based on a B/S architecture.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention relates to an integrated access system for an industrial Internet simulation test bed, which comprises: the access module is used for acquiring data of the simulation test system based on the access template function to obtain a simulation test data set; the data conversion module is used for cleaning, converting and checking the simulation test data set to obtain a standard format data set; and the central control module is used for monitoring the running state of the simulation test system based on the standard format data set. The invention collects various field device data of different communication protocols, achieves unified application, management and sharing, has wide adaptability and strong compatibility, enhances the application range of industrial data and reduces the application difficulty.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of an integrated access system for an industrial Internet simulation test bed of the present invention;
FIG. 2 is a schematic diagram illustrating an implementation process of an access module according to the present invention;
FIG. 3 is a block diagram of an access module according to the present invention;
FIG. 4 is a block diagram of a data conversion module according to the present invention;
fig. 5 is a diagram of a central control module according to the present invention.
Symbol description: the system comprises a 1-access module, a 2-data conversion module, a 3-central control module, a 11-data acquisition unit, a 12-connection state unit, a 13-first data storage unit, a 14-three-dimensional model unit, a 15-display unit, a 21-data extraction unit, a 22-data cleaning unit, a 23-data conversion unit, a 24-data verification unit, a 25-data complement unit, a 26-data desensitization unit, a 27-second data storage unit, a 28-data integration unit, a 29-data sharing unit, a 31 control unit, a 32-running state unit, a 33-security mechanism unit and a 34-authority management unit.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide an integrated access system for an industrial Internet simulation test bed, which realizes unified access of various simulation test beds/simulation test environments and uses and manages the simulation test beds/simulation test environments, thereby achieving maximum sharing and sharing of resources.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
FIG. 1 is a block diagram of an integrated access system for an industrial Internet simulation test bed of the present invention. As shown in fig. 1, the present invention provides an integrated access system for an industrial internet simulation test bed, comprising: an access module 1, a data conversion module 2 and a central control module 3.
The access module 1 performs data acquisition on the simulation test system based on the access template function to obtain a simulation test data set. The simulation test system comprises simulation test beds and simulation test environments of various types and various communication protocols, wherein the types are DCS systems, SCADA systems, SIS systems, industrial PLC systems, industrial I/O interface systems and the like, and the communication protocols are Modbus, S7, fins, OPC UA and the like.
The access template function specifically comprises the following steps: x= { access number, simulation test environment ID, simulation test system type, simulation test environment device ID, simulation test environment device type, protocol type, data type, destination IP, destination port, data interface }.
The access number represents the number of the simulated test bed that is accessed (the parameter value may be self-increasing). The simulation test environment ID is an identification number of an accessed simulation test bed, the simulation test system type refers to a control system type (such as sewage treatment, traffic control and the like) of the accessed simulation test bed, the simulation test environment equipment ID refers to a device type (such as PLC, DCS and the like) of the accessed simulation test bed, the control device type refers to a process protocol (such as Modbus protocol and the like) of the accessed simulation test bed, the data type refers to an acquired data type (such as DI/DO/AI/AO) of the accessed simulation test bed, the destination IP refers to a network address (commonly referred to as IPV4 or IPV 6) of the accessed simulation test bed, the destination port refers to a network service port (such as 102, 502 and the like) of the accessed simulation test bed, and the data interface refers to a communication service data interface type (such as TCP, 485 and the like) of the accessed simulation test bed.
Specifically, as shown in fig. 3, the access module 1 includes: the system comprises a data acquisition unit 11, a connection state unit 12, a first data storage unit 13 and a three-dimensional model unit 14.
Fig. 2 is a schematic diagram of an implementation process of the access module of the present invention, as shown in fig. 2, the workflow of the access module 1 is as follows:
after setting the access template function and accessing the simulation test system, the connection state unit 12 obtains the flag bit information of the simulation test system, obtains the connection state between the data acquisition unit 11 and the simulation test system based on the change of the flag bit information, and if the connection state is abnormal, maintains the simulation test system until the connection state is normal. The data acquisition unit 11 performs data acquisition on the simulation test system based on the access template function to obtain the simulation test data set.
The first data storage unit 13 stores the simulation test data set based on a MySql database.
The three-dimensional model unit 14 performs three-dimensional model construction and three-dimensional virtual rendering on the simulation test system by using a three-dimensional tool based on the simulation test data set, so as to obtain a three-dimensional test scene.
And the data conversion module 2 cleans, converts and verifies the simulation test data set to obtain a standard format data set.
Further, the data conversion module 2 includes: the data extraction unit 21, the data cleansing unit 22, the data conversion unit 23, the data verification unit 24, the data complement unit 25, the data desensitization unit 26, the second data storage unit 27, the data integration unit 28, and the data sharing unit 29.
The data extraction unit 21 extracts the simulation test data set based on the data extraction link template, resulting in an extracted data set. In this embodiment, the data extraction link template is: yi= { system ID, system type, control device type, protocol type, data length }. Yi represents accessing the ith simulation test bed. The system ID refers to the number of devices of the connected simulation test bed, the system type refers to the control system type of the connected simulation test bed, the control device type refers to the device type (such as PLC, DCS and the like) of the connected simulation test bed, the protocol type refers to the process protocol (such as Modbus protocol and the like) of the connected simulation test bed, the data type refers to the acquired data type (such as digital quantity and analog quantity) of the connected simulation test bed, and the data length refers to the data length required to be extracted.
The data cleansing unit 22 performs verification on the extracted data set, and cleansing incomplete data, erroneous data, and repeated data to obtain a cleansing data set.
The data conversion unit 23 performs standard format conversion on the cleansing data set based on a standard format data encoding rule table to obtain the standard format data set. The standard format data encoding rule table is shown in table 1.
Table 1 standard format data encoding rule table
The object ID refers to the number of the component from which the data is collected in the accessed simulation test bed, and the identification is unique and is used for representing that the data can be empty in the integrated access system.
The value name refers to the name of the component (such as a controller, an actuator, etc.) from which the data is collected in the connected simulation test bed, and can be null.
Value encoding uses hierarchical rules to encode (e.g., xx-xx-xx-xx-xx-xx), the value may not be null.
The upper level value coding adopts hierarchical rules to code (such as xx-xx-xx-xx) to code the upper level value of the acquisition value. The finger may be empty, meaning that no upper level is a separate data item.
The value type represents the data type of the collected value, wherein the data type is 0 integer type, 1 floating point type, 2 character string, 3 Boolean type, 4 date and time, and 5 state.
The start-end markers characterize the signs of the start and end of data acquisition. -1 is the beginning, 0 is the normal data, 1 is the end
The value represents the size of the data acquired in real time.
The data length represents the data length acquired in real time.
The test bed code represents the code value of the connected simulation test bed and can represent the number of the connected simulation test bed.
The device code refers to the device ID of the simulated test bed that is accessed.
The time stamp represents the data time stamp of the acquired value.
The running water number is temporarily empty.
The dataset serial number is used to identify the record that was collected when the data that was collected originated from the industrial database. The same dataset serial number expresses that a group of data belongs to one data object.
The source object ID represents the data acquisition time.
The data verification unit 24 performs verification on the standard format data set, if the verification is qualified, the standard format data set is reserved, and if the verification is unqualified, the standard format data set is discarded, and a verification data set is obtained.
The data complement unit 25 performs complement on the check data set based on the standard format data encoding rule table, and performs zero complement if the check data set is empty, thereby obtaining a complement data set.
The data desensitizing unit 26 encrypts the sensitive data in the complement data set by using an SM4 encryption algorithm based on a data sensitive feature library to obtain a desensitized data set. The data sensitive features are added and set by themselves according to the needs, and generally comprise authentication information such as a system login user name, a login password and the like, content information such as an identity mark, a mobile phone number, an identity card number, position data and the like, process formula and process flow key data and the like.
The second data storage unit 27 uses a data loading technique to load the desensitized data set into a database correspondence table for storage.
The data loading technique includes a full-scale approach and an incremental approach.
If the full-scale mode is selected, the Load mode is adopted to periodically rewrite the database.
If the increment mode is selected, adopting the MERGE statement to update the data storage.
The data integration unit 28 integrates the desensitized data sets based on the universal data conversion format using data warehouse technology to obtain a universal format data set. The general data conversion format is shown in table 2.
Table 2 general data conversion format
The data sharing unit 29 performs data sharing on the common format data set based on an API-Token method. The method comprises the following steps:
define API users and set token_key.
When a user for data sharing is newly added, the user code is given, and the token_key field is set to any character string such as 123456. When the external system obtains the data access Token, the visitor can obtain the legal data access Token only by providing the user code and the character string (key_str) calculated by using a specific algorithm, so that the occurrence of password data in the interactive data is avoided.
The Token is obtained from the user_code, the simulated bed code, and the token_key.
key_str generation rule:
a)temp_token＝user_code+'&'+token_key
b) s=hashlib. Sha256 () # Hash algorithm
c) s.update (temp_token.encodings ('utf 8')) # is converted to utf8 encoding
d) key_str=s.hexdigest () # gives Hash data as available:
key_str＝067ff4d804dae388af95ab33efb4264fc2e386de4f9e51d2faeaefe420228cae
the data access Token obtains the URL.
/utapi/token/user/code/<user_code>/sysdef/code/<sysdef_code>/key/<key_str>
Using key_str access, a data access Token is obtained and a return value is obtained.
The returned interface is used to access the universal format data set.
The central control module 3 monitors the running state of the simulation test system based on the standard format data set.
The central control module 3 comprises: a control unit 31, an operating state unit 32, a security mechanism unit 33 and a rights management unit 34.
The control unit 31 manages addition, deletion, and modification of simulation test beds in the simulation test system based on a B/S architecture.
The operating state unit 32 monitors the operating state of the simulation test system based on the standard format data set.
The security mechanism unit 33 performs verification login on a simulation test bed of the simulation test system based on a user name, a password and a verification code, and stores the user name and the password based on a password encryption algorithm.
The rights management unit 34 allocates rights of users based on an administrator, and each user operates according to the allocated rights.
Optionally, the central control module 3 further includes:
and the automatic matching unit is used for automatically matching available resources during safety test by monitoring the running state of the connected simulation test bed.
And the log unit is used for recording and auditing the operation behaviors of logging in, logging out, registering, editing, updating and the like of the integrated access system.
The access module 1 further comprises a display unit 15.
The display unit 15 displays the connection state and the operation state in the three-dimensional test scene.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the system of the present invention and its core ideas; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (6)
1. An integrated access system for an industrial internet simulation test bed, comprising:
the access module is used for acquiring data of the simulation test system based on the access template function to obtain a simulation test data set; the simulation test system comprises a DCS system, a SCADA system, an SIS system, an industrial PLC system and an industrial I/O interface system;
the data conversion module is used for cleaning, converting and checking the simulation test data set to obtain a standard format data set;
the central control module is used for monitoring the running state of the simulation test system based on the standard format data set;
the data conversion module comprises:
the data extraction unit is used for extracting the simulation test data set based on the data extraction link template to obtain an extraction data set;
the data cleaning unit is used for verifying the extracted data set and cleaning incomplete data, error data and repeated data to obtain a cleaning data set;
the data conversion unit is used for carrying out standard format conversion on the cleaning data set based on a standard format data coding rule table to obtain the standard format data set;
the data verification unit is used for verifying the standard format data set, if the standard format data set is verified to be qualified, the standard format data set is reserved, and if the standard format data set is not verified to be qualified, the standard format data set is discarded, and a verification data set is obtained;
the data complement unit is used for complementing the check data set based on the standard format data coding rule table, and if the check data set is empty, zero is complemented to obtain a complement data set;
the data desensitization unit encrypts the sensitive data in the complement data set based on a data sensitive feature library to obtain a desensitized data set;
a second data storage unit that stores the desensitized data set;
the data integration unit integrates the desensitized data sets by adopting a data warehouse technology based on a general data conversion format to obtain a general format data set;
and the data sharing unit is used for carrying out data sharing on the universal format data set based on an API-Token method.
2. The integrated access system of claim 1, wherein the access module comprises:
the data acquisition unit is used for acquiring data of the simulation test system based on the access template function to obtain the simulation test data set;
the connection state unit is used for acquiring the zone bit information of the simulation test system, acquiring the connection state between the data acquisition unit and the simulation test system based on the change of the zone bit information, and if the connection state is abnormal, maintaining the simulation test system until the connection state is normal;
and the first data storage unit is used for storing the simulation test data set based on the MySql database.
3. The integrated access system of claim 2, wherein the central control module comprises:
the control unit is used for managing the simulation test bed of the simulation test system based on addition, deletion and modification;
and the running state unit is used for monitoring the running state of the simulation test system based on the standard format data set.
4. The integrated access system of claim 1, wherein the central control module further comprises:
the security mechanism unit is used for verifying and logging in a simulation test bed of the simulation test system based on a user name, a password and a verification code, and storing the user name and the password based on a password encryption algorithm;
and the authority management unit is used for distributing the authorities of the users based on the administrator, and each user operates according to the distributed authorities.
5. The integrated access system of claim 3, wherein the access module further comprises:
the three-dimensional model unit is used for carrying out three-dimensional model construction and three-dimensional virtual rendering on the simulation test system by adopting a three-dimensional tool based on the simulation test data set to obtain a three-dimensional test scene;
and the display unit is used for displaying the connection state and the running state in the three-dimensional test scene.
6. The integrated access system of claim 3, wherein the control unit adds, deletes, and modifies a simulation test bed of the simulation test system based on a B/S architecture.
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