CN106533958A - Data consistency check method of heterogeneous system of cross-network isolation device - Google Patents
Data consistency check method of heterogeneous system of cross-network isolation device Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
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Abstract
The invention discloses a data consistency check method of a heterogeneous system of a cross-network isolation device. The method comprises the following steps: determining to-be-checked equipment types in an I area and an III area according to user needs; respectively extracting to-be-checked static parameters and UID serial numbers corresponding to the to-be-checked equipment types in the I area and the III area according to a check instruction; obtaining binary forms corresponding to the to-be-checked static parameters, respectively calculating the results of the to-be-checked static parameters by using a message digest algorithm, and using the UID serial numbers as corresponding identifiers to obtain to-be-compared data; and transmitting the to-be-compared data of the I area to the III area to be compared with the to-be-compared data of the III area to obtain a consistency check result. On one hand, the UID serial numbers are used as the identifiers to quickly locate the consistency check, in addition, since the message digest algorithm is adopted, the transmission quantity of the to-be-compared data is reduced, therefore the network load is relieved in a data transmission process, and the transmission time is relatively short.
Description
Technical field
The present invention relates to Automation of Electric Systems electric network model management technique field, more particularly to a kind of across a network isolation
The data consistency verification method of the heterogeneous system of device.
Background technology
According to《National electric power secondary system security protection overall plan》Regulation, electric power scheduling automatization system is divided into four
Individual place of safety, respectively：Ith area of safety, real time control area；IIth area of safety, non-controlling production district；IIIth area of safety, area of production management；
IVth area of safety, management information area.Wherein I, the network security in IIIth area is ensured by forward and reverse network isolating device.
In being embodied as, in two sets of operation systems in I, III area, although database table structure is incomplete same, but for
The static parameter of local power equipment is (for example：Rated voltage, rated current, rated capacity etc.) in two sets of isomeries be
Need in system completely the same.As maintenance work has error probability, cause the static parameter of power equipment in two sets of systems
There is a small amount of inconsistent situation.As power equipment is various, occur being difficult to find during difference, and because network isolating device
Exist, limit the transmission speed of network data, the method for making the full word section transmission that prior art is adopted carry out consistency desired result
There is larger bottleneck.
As can be seen here, how to reduce network traffic flow to reduce network transmission pressure, improve I, III area power equipment
Static parameter consistency desired result efficiency is those skilled in the art's problem demanding prompt solution.
The content of the invention
It is an object of the invention to provide a kind of data consistency verification method of the heterogeneous system of internetwork isolation apparatus, uses
In the static state for reducing network traffic flow to reduce network transmission pressure, saving transmission time and improve I, III area power equipment
Parameter consistency verifies efficiency.
To solve above-mentioned technical problem, the present invention provides a kind of data consistency of the heterogeneous system of internetwork isolation apparatus
Method of calibration, for electric power scheduling automatization system, comprises the following steps：
S10：The device type to be verified in I areas and IIIth area is determined according to user's request；
S11：The I areas are extracted respectively according to checking command and the device type described to be verified in IIIth area is corresponding treats school
Test static parameter and UID numberings；
S12：The corresponding binary form of the static parameter to be verified is obtained, is calculated respectively respectively using Message Digest 5
The result of the static parameter to be verified, and the UID is numbered as corresponding mark to obtain data to be compared；
S13：The data transfer to be compared in the I areas is compared to IIIth area with the data to be compared with IIIth area
Consistency desired result result is obtained relatively.
Preferably, the S12 is specifically included：
S120：The described to be verified static ginseng being respectively according to the order that the UID is numbered in the I areas and IIIth area
Number is ranked up；
S121：The binary form of the static parameter described to be verified in the I areas and IIIth area is obtained, and with internal memory
Block form is kept in；
S122：Respectively each memory block is calculated using the Message Digest 5；
S123：UID numberings are added to corresponding result of calculation to obtain the data to be compared.
Preferably, the Message Digest 5 is RIPEMD algorithms, and the form of the data to be compared is UID+RIPEMD；
Wherein, UID is numbered for the UID, and RIPEMD is the result of calculation.
Preferably, it is further comprising the steps of：
S14：Carry out screening the data to be compared for obtaining the I areas and IIIth area in each consistency desired result result
The data that have differences of data to be compared.
Preferably, it is further comprising the steps of：
S15：The data having differences are carried out into difference classification according to preset rules.
Preferably, the preset rules are specially：
If one of UID numberings occur and do not occur in IIIth area in the I areas, the UID numberings corresponding
The key words sorting of cause property check results is first kind labelling；
If one of UID numberings do not occur and occur in IIIth area in the I areas, the UID numberings corresponding
The key words sorting of cause property check results is Equations of The Second Kind labelling；
If one of UID numberings occur and occur in IIIth area in the I areas, the UID numberings are corresponding consistent
Property check results key words sorting be the 3rd class labelling.
Preferably, the first kind is labeled as 0, and the Equations of The Second Kind is labeled as 1, and the 3rd class is labeled as 2.
Preferably, it is further comprising the steps of：
S16：The result that the difference is classified is transmitted to the I areas, and the knot of the difference classification is shown in the I areas
Really.
Preferably, the device type to be verified includes chopper, disconnecting link, transformator or load.
The data consistency verification method of the heterogeneous system of internetwork isolation apparatus provided by the present invention, is treated by obtaining
The corresponding binary form of verification static parameter, calculates the result of each static parameter to be verified respectively using Message Digest 5,
And UID is numbered as corresponding mark to obtain data to be compared.On the one hand using UID numberings as mark, can be quick
The positioning of consistency desired result is realized, in addition, using Message Digest 5 so as to reduce the transmission quantity of data to be compared, therefore,
In data transmission procedure, alleviate offered load and transmission time is shorter.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention, accompanying drawing to be used needed for embodiment will be done simply below
Introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ordinary skill people
For member, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of consistency verification of data side of the heterogeneous system of internetwork isolation apparatus disclosed in the embodiment of the present invention
The flow chart of method；
Fig. 2 is the consistency verification of data of the heterogeneous system of another kind of internetwork isolation apparatus disclosed in the embodiment of the present invention
The flow chart of method.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this
Embodiment in invention, under the premise of creative work is not made, what is obtained is every other for those of ordinary skill in the art
Embodiment, belongs to the scope of the present invention.
The core of the present invention is to provide a kind of data consistency verification method of the heterogeneous system of internetwork isolation apparatus, uses
In the static state for reducing network traffic flow to reduce network transmission pressure, saving transmission time and improve I, III area power equipment
Parameter consistency verifies efficiency.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Fig. 1 is a kind of consistency verification of data side of the heterogeneous system of internetwork isolation apparatus disclosed in the embodiment of the present invention
The flow chart of method.The data consistency verification method of the heterogeneous system of internetwork isolation apparatus, for power dispatching automation system
System, as shown in figure 1, the method is comprised the following steps：
S10：The device type to be verified in I areas and IIIth area is determined according to user's request.
In power system, comprising various kinds of equipment, such as device type to be verified includes chopper, disconnecting link, transformator or negative
Lotus etc..As static parameter needs to depend on device type, therefore obtaining between static parameter firstly the need of determination equipment class
Type, selectes static parameter so as to follow-up.What is verified in the present invention is the device type to be verified in I areas and IIIth area, therefore, only need
To determine in I areas and IIIth area.It is understood that the device type to be verified in I areas and IIIth area must be identical,
The meaning otherwise just not compared.In concrete operations, first device type to be verified can be determined in I areas, then in IIIth area
It is middle to determine corresponding device type to be verified, in other words, after I areas device type to be verified is selected, need to notify IIIth area
Which kind of device type is the data correspondence that consistency desired result will be carried out be.
S11：Extract the corresponding static ginseng to be verified of device type to be verified in I areas and IIIth area according to checking command respectively
Number and UID are numbered.
After determining the device type to be verified in I areas and IIIth area, the corresponding static parameter of the type and correspondence are extracted
UID numbering.For local equipment there are unique UID numberings, provide to compare the static parameter in two sets of heterogeneous systems
Probability.It is understood that the step can be carried out in I areas and China of IIIth area simultaneously, for I areas, I is exactly extracted
The corresponding static parameter to be verified of device type to be verified in area and UID numberings, for IIIth area, exactly extract treating for IIIth area
The corresponding static parameter to be verified of calibration equipment type and UID numberings.
S12：The corresponding binary form of static parameter to be verified is obtained, is calculated using Message Digest 5 respectively and is respectively treated school
The result of static parameter is tested, and UID is numbered as corresponding mark to obtain data to be compared.
In this step, after static parameter to be verified determines, static parameter to be verified is extracted from respective system, and is obtained
The corresponding binary form of each static parameter to be verified, then calculates each static ginseng to be verified respectively using Message Digest 5
Several results, and add UID numberings in the result as mark, thus obtain data to be compared.In other words, wait to compare
It is made up of two parts compared with data, a part is the corresponding result of calculation of static parameter to be verified, and another part is that corresponding UID is compiled
Number.In being embodied as, two objects for comparing in subsequent step are assured that by UID numberings, i.e. only UID numberings phase
It is same just to have the meaning for comparing.
As a result of the corresponding binary form of static parameter to be verified, and calculated using Message Digest 5,
Therefore the result for obtaining reduces the volume of transmitted data of internetwork isolation apparatus in data comparison process, alleviate offered load and
Transmission time is shorter.
S13：The data transfer to be compared in I areas is compared to the data to be compared in III area Yi Yu, IIIth areas and obtains concordance
Check results.
Due in power system, the static parameter of III area's equipment is used as basic parameter, therefore will calculate in Ith area
Data transfer to be compared is to IIIth area.The data of IIIth area comparison program interface Ith area transmission, and format match is carried out to data,
Here format match is exactly to carry out positioning searching using UID numberings.Therefore, under same UID numberings, the number to be compared in Ith area
With very convenient, the data to be compared in IIIth areas of Ju He just can check whether data are consistent, so as to obtain consistency desired result result.
It should be noted that ensureing the reliability for comparing, in the present embodiment, a checking procedure can only select a kind of
Device type to be verified, for example, only selects chopper.If necessary to the one of the static parameter of the multiple device types to be verified of comparison
Cause property, then can be repeated several times execution step S10-S13.
The data consistency verification method of the heterogeneous system of the internetwork isolation apparatus that the present embodiment is provided, is treated by obtaining
The corresponding binary form of verification static parameter, calculates the result of each static parameter to be verified respectively using Message Digest 5,
And UID is numbered as corresponding mark to obtain data to be compared.On the one hand using UID numberings as mark, can be quick
The positioning of consistency desired result is realized, in addition, using Message Digest 5 so as to reduce the transmission quantity of data to be compared, therefore,
In data transmission procedure, alleviate offered load and transmission time is shorter.
Preferably embodiment, S12 are specifically included：
S120：The static parameter to be verified being respectively in I areas and IIIth area according to the order that UID is numbered is ranked up.
S121：The binary form of I areas and the static parameter to be verified in IIIth area is obtained, and it is temporary with memory block form.
S122：Respectively each memory block is calculated using Message Digest 5.
S123：UID numberings are added to corresponding result of calculation to obtain data to be compared.
In order to quickly position, in the present embodiment, it is ranked up with UID numberings, so conveniently can be compared in I areas and IIIth area
Static parameter to be verified.In being embodied as, static parameter to be verified is temporarily stored in internal memory, the static parameter of an equipment
Shared by set, internal memory block size is typically between 100～200 bytes.
Preferably, Message Digest 5 is RIPEMD algorithms, and the form of data to be compared is UID+RIPEMD；Its
In, UID is numbered for UID, and RIPEMD is result of calculation.
By the RIPEMD that the respective static parameter memory block in Ith area and IIIth area is calculated using RIPEMD algorithms.One RIPEMD
For 16 bytes, it is the 1/12～1/6 of original parameter sets, greatly reduces the length of transmission byte.
Fig. 2 is the consistency verification of data of the heterogeneous system of another kind of internetwork isolation apparatus disclosed in the embodiment of the present invention
The flow chart of method.It is on the basis of above-described embodiment, further comprising the steps of：
S14：Carry out screening the data to be compared of the data to be compared for obtaining I areas and IIIth area in each consistency desired result result
The data having differences.
It is understood that in consistency desired result result, can be consistent, or it is inconsistent.Check for convenience
Inconsistent result, in the present embodiment, this partial data is screened.
It is on the basis of above-described embodiment, further comprising the steps of：
S15：The data that there will be difference according to preset rules carry out difference classification.
In the present embodiment, inconsistent result is carried out into difference classification, after difference classification, difference results show clearly
It is clear to understand, facilitate staff to carry out confirmation modification.
Used as preferred embodiment, preset rules are specially：
If one of UID numberings IIIth areas of Qie occur in I areas and do not occur, the UID numbers corresponding consistency desired result
As a result key words sorting is first kind labelling；
If one of UID numberings the appearance of IIIth areas of Qie do not occur in I areas, the UID numbers corresponding consistency desired result
As a result key words sorting is Equations of The Second Kind labelling；
If one of UID numberings the appearance of IIIth areas of Qie occur in I areas, the UID numbers corresponding consistency desired result knot
The key words sorting of fruit is the 3rd class labelling.
Specifically, the first kind is labeled as 0, and Equations of The Second Kind is labeled as 1, and the 3rd class is labeled as 2.
Just can quickly obtain which kind of difference is the data have by checking type, such as type is 2, then table
Bright UID numberings occur in I areas and IIIth area, why are divided into the data having differences and are because in I areas, and the UID numberings are right
The static parameter answered and in IIIth area, it is inconsistent that the UID numbers corresponding static parameter.
It is understood that first kind labelling, Equations of The Second Kind labelling and the 3rd class labelling represent simply a kind of concrete using 0-2
Application scenarios, other identifiers can also be adopted in other embodiments, the present embodiment repeat no more.
It is as preferred embodiment, further comprising the steps of：
S16：The result that difference is classified is transmitted to I areas, and the result of difference classification is shown in I areas.
In being embodied as, the result of difference classification can be shown in I areas, show and specially exceed, lack and difference；Its
In, beyond corresponding with first kind labelling, lack and 1 is labeled as with Equations of The Second Kind, difference is corresponding with the 3rd class labelling.
Above the data consistency verification method of the heterogeneous system of internetwork isolation apparatus provided by the present invention is carried out
It is discussed in detail.In description, each embodiment is described by the way of progressive, and what each embodiment was stressed is and which
The difference of his embodiment, between each embodiment identical similar portion mutually referring to.For dress disclosed in embodiment
For putting, as which corresponds to the method disclosed in Example, so description is fairly simple, related part is referring to method part
Illustrate.It should be pointed out that for those skilled in the art, in the premise without departing from the principle of the invention
Under, some improvement and modification can also be carried out to the present invention, these improve and modification also falls into the protection of the claims in the present invention
In the range of.
Claims (9)
1. a kind of data consistency verification method of the heterogeneous system of internetwork isolation apparatus, for power dispatching automation system
System, it is characterised in that comprise the following steps：
S10：The device type to be verified in I areas and IIIth area is determined according to user's request；
S11：The I areas are extracted respectively according to checking command and the device type described to be verified in IIIth area is corresponding to be verified quiet
State parameter and UID numberings；
S12：The corresponding binary form of the static parameter to be verified is obtained, calculates each described respectively using Message Digest 5
The result of static parameter to be verified, and the UID is numbered as corresponding mark to obtain data to be compared；
S13：The data transfer to be compared in the I areas is compared to IIIth area with the data to be compared with IIIth area
To consistency desired result result.
2. method according to claim 1, it is characterised in that the S12 is specifically included：
S120：The static parameter described to be verified being respectively in the I areas and IIIth area according to the order that the UID is numbered is entered
Row sequence；
S121：The binary form of the static parameter described to be verified in the I areas and IIIth area is obtained, and with memory block shape
Formula is kept in；
S122：Respectively each memory block is calculated using the Message Digest 5；
S123：UID numberings are added to corresponding result of calculation to obtain the data to be compared.
3. method according to claim 2, it is characterised in that the Message Digest 5 is RIPEMD algorithms, described to treat
Relatively the form of data is UID+RIPEMD；Wherein, UID is numbered for the UID, and RIPEMD is the result of calculation.
4. method according to claim 1, it is characterised in that further comprising the steps of：
S14：In each consistency desired result result carry out screening and obtain the data to be compared in the I areas and treating for IIIth area
The data that relatively data have differences.
5. method according to claim 4, it is characterised in that further comprising the steps of：
S15：The data having differences are carried out into difference classification according to preset rules.
6. method according to claim 5, it is characterised in that the preset rules are specially：
If one of UID numberings occur and do not occur in IIIth area in the I areas, the UID numbers corresponding concordance
The key words sorting of check results is first kind labelling；
If one of UID numberings do not occur and occur in IIIth area in the I areas, the UID numbers corresponding concordance
The key words sorting of check results is Equations of The Second Kind labelling；
If one of UID numberings occur and occur in IIIth area in the I areas, the UID numbers corresponding concordance school
The key words sorting for testing result is the 3rd class labelling.
7. method according to claim 6, it is characterised in that the first kind is labeled as 0, and the Equations of The Second Kind is labeled as 1,
3rd class is labeled as 2.
8. the method according to claim 5 to 7 any one, it is characterised in that further comprising the steps of：
S16：The result that the difference is classified is transmitted to the I areas, and the result of the difference classification is shown in the I areas.
9. method according to claim 1, it is characterised in that the device type to be verified includes chopper, disconnecting link, change
Depressor or load.
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