CN114500324A - Integrated access system for industrial internet simulation test bed - Google Patents
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- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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Abstract
The invention relates to an integrated access system facing 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 verifying the simulation test data set to obtain a standard format data set; and the central control module monitors 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, realizes 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 industrial intelligent development, is driving industrial full-factor, full-industry chain and full-value chain to realize deep interconnection, promotes production and service resource optimal allocation, promotes the reconstruction of a manufacturing system and a service system, starts to play a core supporting role in the industrial digital transformation process at the present stage, and is a new state and application mode formed by the comprehensive deep fusion of a new generation of information technology and modern industry.
With the scientific and technological development and social progress, industrialization and informatization are deeply fused, and the influence of information security emergencies of the industrial internet on the society is increasingly increased. The method has the advantages that the information security emergency is rapidly and effectively treated, and the influence and loss caused by the emergency are avoided and reduced as much as possible, so that the method not only meets the requirements of the country and the government on the industrial Internet, but also meets the internal requirements of the national key infrastructure on ensuring the self health development.
At present, in order to research the network security problem of the industrial internet and the industrial control system in a targeted manner, industrial internet simulation test beds/simulation test environments with different industrial scenes and different control system types in multiple fields are built. However, these established industrial internet simulation test beds/simulation test environments carry a large number of access devices and service systems, and not only lack a uniform management platform, but also lack data sharing and interfacing with other platforms, which results in difficult management of the simulation test beds and low resource utilization rate.
Disclosure of Invention
In view of this, the invention provides an integrated access system for an industrial internet simulation test bed, which realizes unified access, use and management of various types of simulation test beds/simulation test environments, and achieves maximum resource sharing and sharing.
In order to achieve the purpose, the invention provides the following scheme:
an integrated access system facing an industrial internet simulation test bed 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 verifying 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 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, obtaining 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 extracted 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 cleaned data set;
and the data conversion unit is used for performing 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 checking unit is used for checking the standard format data set, if the standard format data set is checked to be qualified, the standard format data set is reserved, and if the standard format data set is checked to be unqualified, the standard format data set is discarded to obtain a checking data set;
the data completion unit is used for completing the check data set based on the standard format data coding rule table, and if the check data set is empty, zero is filled to obtain a complete data set;
the data desensitization unit encrypts the sensitive data in the completion data set based on the data sensitive feature library to obtain a desensitization data set;
a second data storage unit storing the desensitization data set.
Preferably, the data conversion module further comprises:
the data integration unit integrates the desensitization data set by adopting a data warehouse technology based on a universal data conversion format to obtain a universal format data set;
and the data sharing unit is used for carrying out data sharing on the universal format data set based on the API-Token method.
Preferably, the central control module comprises:
the control unit manages the simulation test bed of the simulation test system based on addition, deletion and modification;
the running state unit is used for monitoring the running state of the simulation test system based on the standard format data set;
preferably, the central control module further comprises:
the safety 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 authority of the user based on the administrator, and each user operates according to the distributed authority.
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 displays the connection state and the running state in the three-dimensional test scene.
Preferably, the simulation test system comprises a DCS system, an SCADA system, an SIS system, an industrial PLC system and an industrial I/O interface system.
Preferably, the control unit adds, deletes and modifies the simulation test bed 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 facing 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 verifying the simulation test data set to obtain a standard format data set; and the central control module monitors 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, realizes 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 in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a structural diagram of an integrated access system of the invention facing an industrial Internet simulation test bed;
FIG. 2 is a diagram illustrating an implementation 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 the control module of the present invention.
Description of the symbols: 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 completion 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-operation state unit, a 33-safety mechanism unit and a 34-authority management unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide an integrated access system for an industrial Internet simulation test bed, which realizes the unified access, use and management of various types of simulation test beds/simulation test environments and achieves the maximum sharing and sharing of resources.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a structural diagram of an integrated access system oriented to an industrial internet simulation test bed according to the present invention. As shown in fig. 1, the present invention provides an integrated access system for an industrial internet simulation test bed, which includes: the system comprises 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 of the simulation test beds and the simulation test environments comprise DCS (distributed control system), SCADA (supervisory control and data acquisition) systems, SIS (system information system), industrial PLC (programmable logic controller) systems, industrial I/O (input/output) interface systems and the like, and the communication protocols comprise Modbus, S7, Fins, OPC UA and the like.
The access template function is specifically: x is { access serial 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 sequence number indicates the sequence number of the accessed simulation test bed (the parameter value can be increased). The simulation test environment ID is an identification number of the 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 device ID refers to the second device of the accessed simulation test bed, the control device type refers to a device type (such as PLC, DCS, and the like) of the accessed simulation test bed, the protocol type refers to a process protocol (such as Modbus protocol, and the like) of the accessed simulation test bed, the data type refers to a data type (such as DI/DO/AI/AO) acquired by the accessed simulation test bed, the destination IP refers to a network address (generally IPV4, and also may be IPV6) 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 device 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 execution process of the access module of the present invention, and as shown in fig. 2, the work flow 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 maintains the simulation test system if the connection state is abnormal until the connection state is normal. The data acquisition unit 11 acquires data of 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 the 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 is used for cleaning, converting and verifying the simulation test data set to obtain a standard format data set.
Further, the data conversion module 2 includes: the data processing system comprises a data extraction unit 21, a data cleaning unit 22, a data conversion unit 23, a data verification unit 24, a data completion unit 25, a data desensitization unit 26, a second data storage unit 27, a data integration unit 28 and a data sharing unit 29.
The data extraction unit 21 extracts the simulation test data set based on the data extraction link template to obtain 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 denotes accessing the ith simulation test bed. The system ID refers to the first device of the accessed simulation test bed, the system type refers to the control system type of the accessed simulation test bed, the control device type refers to the device type (such as PLC, DCS, etc.) of the accessed simulation test bed, the protocol type refers to the process protocol (such as Modbus protocol, etc.) of the accessed simulation test bed, the data type refers to the collected data type (such as digital quantity and analog quantity) of the accessed simulation test bed, and the data length refers to the data length to be extracted.
The data cleaning unit 22 checks the extracted data set, and cleans incomplete data, error data, and repeated data to obtain a cleaned data set.
The data conversion unit 23 performs 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 standard format data encoding rule table is shown in table 1.
TABLE 1 standard format data coding rule Table
The object ID refers to the number of a source assembly for collecting data in the accessed simulation test bed, and the identification is unique and used for representing that the identification can be null in an integrated access system.
The value name refers to the name of the component (such as a controller, an actuator and the like) from which the data is collected in the accessed simulation test bed, and can be null.
Value encoding uses a hierarchical rule to encode (e.g., xx-xx-xx-xx), and the value cannot be null.
The upper level value coding adopts a hierarchical rule to code (such as xx-xx-xx-xx-xx-xx) to code the upper level value of the collected value. The finger may be empty, indicating that no upper level is a separate data item.
The value type represents the data type of the collected value, wherein 0 integer type, 1 floating point type, 2 character string, 3 Boolean type, 4 date and time, and 5 state.
The start and end markers characterize the beginning and end of the data acquisition. -1 is start, 0 is normal data, 1 is end
The value represents the size of the data collected in real time.
The data length indicates the length of data acquired in real time.
The test bed code represents the code value of the accessed simulation test bed and can represent the accessed simulation test bed.
The device code refers to the device ID of the accessed simulation test bed.
The time stamp represents a data time stamp of the acquisition value.
The serial number is temporarily empty.
A data set serial number that identifies the record of acquisition when the data acquired originates from the industrial database. The same data set water number expresses that a set of data belongs to one data object.
The source object ID indicates the data acquisition time.
The data checking unit 24 checks the standard format data set, if the standard format data set is qualified, the standard format data set is reserved, and if the standard format data set is unqualified, the standard format data set is discarded to obtain a checking data set.
The data completion unit 25 completes the check data set based on the standard format data encoding rule table, and completes zero if the check data set is empty, thereby obtaining a completed data set.
The data desensitization unit 26 encrypts the sensitive data in the complementary data set by using an SM4 encryption algorithm based on the data sensitive feature library to obtain a desensitized data set. The data sensitive characteristics are automatically added and set according to needs, and generally comprise authentication information such as a system login user name and a login password, content information such as an identity, a mobile phone number, an identity card number and position data, process formula and process flow key data and the like.
The second data storage unit 27 loads the desensitization data set into the database corresponding table by using a data loading technology, and stores the desensitization data set.
The data loading technique includes a full-scale mode and an incremental mode.
If the full-scale mode is selected, the database is periodically rewritten by adopting a Load mode.
And if the increment mode is selected, updating data storage by adopting an MERGE statement.
The data integration unit 28 integrates the desensitization data set based on the universal data conversion format by using a 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 the API-Token method. The method comprises the following specific steps:
define the API user 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 an arbitrary character string such as 123456. When the external system acquires the data access Token, the visitor can acquire 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.
And acquiring the Token according to the user _ code, the simulation bed code and the Token _ key.
key _ str generation rule:
a)temp_token＝user_code+'&'+token_key
b) sha256() # Hash algorithm
c) Update (temp _ token. encode ('utf8')) # is converted to utf8 encoding
d) key _ str ═ s. hexdigest () # results in Hash data as available:
key_str＝067ff4d804dae388af95ab33efb4264fc2e386de4f9e51d2faeaefe420228cae
the data access Token acquires the URL.
/utapi/token/user/code/<user_code>/sysdef/code/<sysdef_code>/key/<key_str>
Using key _ str access, we get the data access Token and get the return value.
The common format data set is accessed using the returned interface.
And 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 operation state unit 32, a security mechanism unit 33, and a rights management unit 34.
The control unit 31 performs addition, deletion, and modification management on the simulation test bed in the simulation test system based on the 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 verifies and logs in the simulation test bed of the simulation test system based on the user name, the password and the verification code, and stores the user name and the password based on a password encryption algorithm.
The authority management unit 34 allocates the authority of the user based on the administrator, and each user performs an operation according to the allocated authority.
Optionally, the central control module 3 further includes:
and the automatic matching unit is used for carrying out automatic available resource matching during safety testing by monitoring the running state of the accessed simulation test bed.
And the log unit is used for recording and auditing the operation behaviors of the integrated access system, such as login, logout, registration, editing, updating and the like.
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, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to assist understanding of the system and its core concepts; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (10)
1. An integrated access system for an industrial internet simulation test bed is characterized by 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 verifying the simulation test data set to obtain a standard format data set;
and the central control module monitors the running state of the simulation test system based on the standard format data set.
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, obtaining 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 1, wherein 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 extracted 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 cleaned data set;
and the data conversion unit is used for performing standard format conversion on the cleaning data set based on a standard format data coding rule table to obtain the standard format data set.
4. The integrated access system of claim 3, wherein the data conversion module further comprises:
the data checking unit is used for checking the standard format data set, if the standard format data set is checked to be qualified, the standard format data set is reserved, and if the standard format data set is checked to be unqualified, the standard format data set is discarded to obtain a checking data set;
the data completion unit is used for completing the check data set based on the standard format data coding rule table, and if the check data set is empty, zero is filled to obtain a complete data set;
the data desensitization unit encrypts the sensitive data in the completion data set based on the data sensitive feature library to obtain a desensitization data set;
a second data storage unit storing the desensitization data set.
5. The integrated access system of claim 4, wherein the data conversion module further comprises:
the data integration unit integrates the desensitization data set by adopting a data warehouse technology based on a universal data conversion format to obtain a universal format data set;
and the data sharing unit is used for carrying out data sharing on the universal format data set based on the API-Token method.
6. The integrated access system of claim 2, wherein the central control module comprises:
the control unit manages 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.
7. The integrated access system of claim 1, wherein the central control module further comprises:
the safety 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 authority of the user based on the administrator, and each user operates according to the distributed authority.
8. The integrated access system of claim 6, 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 displays the connection state and the running state in the three-dimensional test scene.
9. The integrated access system of claim 1, wherein 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.
10. The integrated access system of claim 6, wherein the control unit adds, deletes, and modifies the emulation test bed of the emulation test system based on a B/S architecture.
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