CN107948011A - The method and system of data consistency under a kind of verification network pressure - Google Patents

The method and system of data consistency under a kind of verification network pressure Download PDF

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Publication number
CN107948011A
CN107948011A CN201711137945.8A CN201711137945A CN107948011A CN 107948011 A CN107948011 A CN 107948011A CN 201711137945 A CN201711137945 A CN 201711137945A CN 107948011 A CN107948011 A CN 107948011A
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file
coding
module
transmission
once
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CN201711137945.8A
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CN107948011B (en
Inventor
闫硕
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Suzhou Inspur Intelligent Technology Co Ltd
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Zhengzhou Yunhai Information Technology Co Ltd
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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
    • H04L43/50—Testing arrangements
    • 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
    • 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
    • H04L43/0852—Delays
    • H04L43/087—Jitter
    • 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
    • H04L43/0876—Network utilisation, e.g. volume of load or congestion level
    • H04L43/0894—Packet rate
    • 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
    • H04L43/16—Threshold monitoring
    • 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
    • H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H04L9/3239—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD

Abstract

The method and system of data consistency, method under a kind of verification network pressure：1. judge whether testing tool is installed；If not installing, download and testing tool is installed；2. download file to be transmitted；3. set source node and destination node；4. start testing tool to start to test；5. set transmission bandwidth；6. a pair file encodes；7. file is transferred to destination node from source node, and encoded；8. judge whether coding is consistent；9. it is consistent, record successfully once, into 10；Inconsistent, record failure once, returns to 6；10. file is transferred to source node from destination node, and encoded；11. judge whether coding is consistent；12. it is consistent, record successfully once, return to 6；Inconsistent, record failure once, returns to 7；System：Testing tool detection installation, file to be transmitted offer, test starting, node and transmission bandwidth are set, the transmission of coding, file is with judging and transmitting result logging modle.

Description

The method and system of data consistency under a kind of verification network pressure
Technical field
The invention belongs to data test field, and in particular to a kind of to verify the method for data consistency under network pressure and be System.
Background technology
Continuous with modern data center expands, important component of the server as data center, each server Between need by a large amount of networks carry out unicom.Data, that is, assets.Under such substantial amounts of data traffic, the data stabilization of network interface card Property is a vital ring.
Conventional network stress test simply carry out pressure test, without add data verification, for data whether There is loss to have not focused on, also just can not under test network pressure data uniformity result.
This is the deficiencies in the prior art, therefore, for drawbacks described above of the prior art, there is provided one kind verification network pressure The method and system of lower data consistency, are necessary.
The content of the invention
It is an object of the present invention to the defects of can not verifying data consistency for above-mentioned network stress test, there is provided one The method and system of data consistency under kind verification network pressure, to solve above-mentioned technical problem.
To achieve the above object, the present invention provides following technical scheme：
The method of data consistency, includes the following steps under a kind of verification network pressure：
Step 1. judges whether testing tool is installed；
If having installed, 2 are entered step；If not installing, download and testing tool is installed；
Step 2. downloads file to be transmitted；
Step 3. sets source node and destination node；
Step 4. starts testing tool and starts to test；
Step 5. sets transmission bandwidth；
Step 6. carries out file to be transmitted coding in source node and generates document No. file to be transmitted；
File to be transmitted is transferred to destination node by step 7. from source node, and file is once transmitted in generation, and to once transmitting text Part is encoded；
Step 8. judges whether the coding of file to be transmitted and the coding for once transmitting file are consistent；
If the coding of step 9. file to be transmitted is consistent with the coding for once transmitting file, record transmission success once, enters Step 10；
If the coding of the coding of file to be transmitted and once transmission file is inconsistent, bust this is recorded once, return to step 6；
Step 10. will once transmit file and be transferred to source node from destination node, generate secondary transmission file, and to secondary transmission File is encoded；
Step 11. judges once to transmit the coding of file and whether the secondary coding for transmitting file is consistent；
If the coding that step 12. once transmits file is consistent with the coding of secondary transmission file, record transmission success once, is returned Return step 6；
If the coding for once transmitting the coding and secondary transmission file of file is inconsistent, record bust this once, returns to step Rapid 7.
Further, setting testing time threshold value is further included in step 5, and starts timing；
Before the judgement data consistency step of step 8 and step 11, further include and judge whether overtime step；
If exceeding testing time threshold value, time-out is judged, then test terminates；If being no more than testing time threshold value, judgement is not overtime, after It is continuous to carry out in next step.
Further, testing tool uses iperf testing tools.
Further, 90% that transmission bandwidth is more than or equal to network total bandwidth is set in step 5.
Further, in step 6 and step 10, MD5 codings are carried out to file using MD5 coding toolses.
The present invention gives following technical solution：
The system of data consistency under a kind of verification network pressure, including testing tool detection module, testing tool installation module, File to be transmitted provides module, node sets module, test starting module, transmission bandwidth setting module, coding module, file and passes Defeated module, file judgment module and transmission result logging modle；
Testing tool detection module, for judging whether testing tool is installed；
Testing tool installs module, in the case of testing tool is uninstalled, downloading and installing testing tool；
File to be transmitted provides module, for downloading file to be transmitted；
Node sets module, for setting source node and destination node；
Test starting module, starts to test for starting testing tool；
Transmission bandwidth setting module, for setting transmission bandwidth；
Coding module, for being encoded to file；
Document transmission module, is used for realization transmission of the file from a node to another node；
File judgment module, it is whether consistent after two document No.s for judging；
Transmit result logging modle, if for record transmission as a result, transmission before and after file coding it is consistent, record transmission success Once, if the coding of file is inconsistent before and after transmission, record bust this is once.
Further, system further includes timeout threshold setting module and overtime judgment module；
Timeout threshold setting module, for setting test execution time threshold；
Overtime judgment module, for judging to test whether time-out, if exceeding test execution time threshold, setting time-out；If do not surpass Test execution time threshold is crossed, setting is not overtime.
Further, testing tool uses iperf testing tools.
Further, transmission bandwidth setting module, the transmission bandwidth of setting are more than or equal to the 90% of network total bandwidth.
Further, coding module, MD5 codings are carried out using MD5 coding toolses to file.
The beneficial effects of the present invention are：
The present invention realizes the test of network data uniformity, and automation mechanized operation, can avoid mistake, be rapidly completed test and Result treatment, lifts testing efficiency, and then Improving The Quality of Products.
In addition, design principle of the present invention is reliable, and it is simple in structure, there is very extensive application prospect.
It can be seen from the above that compared with prior art, the present invention with prominent substantive distinguishing features and significant progress, it is implemented Beneficial effect be also obvious.
Brief description of the drawings
Fig. 1 is flow chart of the method for the present invention；
Fig. 2 is the system schematic of the present invention；
Wherein, 1- testing tools detection module；2- testing tools install module；3- files to be transmitted provide module；4- nodes are set Cover half block；5- test starting modules；6- transmission bandwidth setting modules；7- coding modules；8- document transmission modules, 9- files judge Module；10- transmits result logging modle；11- timeout threshold setting modules；12- time-out judgment modules.
Embodiment：
To enable the purpose of the present invention, feature, advantage more obvious and understandable, it is embodied below in conjunction with the present invention Attached drawing in example, is clearly and completely described the technical solution in the present invention.
As shown in Figure 1, the present invention provides a kind of method for verifying data consistency under network pressure, include the following steps：
Step 1. judges whether testing tool is installed；Testing tool uses iperf testing tools；
If having installed, 2 are entered step；If not installing, download and testing tool is installed；
Step 2. downloads file to be transmitted；
Step 3. sets source node and destination node；
Step 4. starts testing tool and starts to test；
Step 5. sets transmission bandwidth；Setting testing time threshold value simultaneously starts timing；It is total more than or equal to network to set transmission bandwidth The 90% of bandwidth；
Step 6. carries out file to be transmitted coding in source node and generates document No. file to be transmitted；Using MD5 coding toolses MD5 codings are carried out to file；
File to be transmitted is transferred to destination node by step 7. from source node, and file is once transmitted in generation, and to once transmitting text Part is encoded；
Step 8. judges whether time-out；If overtime, 13 are entered step；If not overtime, the coding and one of file to be transmitted is judged Whether the coding of secondary transmission file is consistent；
If the coding of step 9. file to be transmitted is consistent with the coding for once transmitting file, record transmission success once, enters Step 10；
If the coding of the coding of file to be transmitted and once transmission file is inconsistent, bust this is recorded once, return to step 6；
Step 10. will once transmit file and be transferred to source node from destination node, generate secondary transmission file, and to secondary transmission File is encoded；MD5 codings are carried out to file using MD5 coding toolses；
Step 11. judges whether time-out；If overtime, 13 are entered step；If not overtime, judge once transmit file coding with Whether the coding of secondary transmission file is consistent；
If the coding that step 12. once transmits file is consistent with the coding of secondary transmission file, record transmission success once, is returned Return step 6；
If the coding for once transmitting the coding and secondary transmission file of file is inconsistent, record bust this once, returns to step Rapid 7；Step 13. test terminates.
As shown in Fig. 2, the present invention also provides a kind of system for verifying data consistency under network pressure, including testing tool Detection module 1, testing tool installation module 2, file to be transmitted provide module 3, node sets module 4, test starting module 5, It is transmission bandwidth setting module 6, coding module 7, document transmission module 8, file judgment module 9, transmission result logging modle 10, super When threshold setting module 11 and overtime judgment module 12；
Testing tool detection module 1, for judging whether testing tool is installed；Testing tool uses iperf testing tools；
Testing tool installs module 2, in the case of testing tool is uninstalled, downloading and installing testing tool；
File to be transmitted provides module 3, for downloading file to be transmitted；
Node sets module 4, for setting source node and destination node；
Test starting module 5, starts to test for starting testing tool；
Transmission bandwidth setting module 6, for setting transmission bandwidth；The transmission bandwidth of setting is more than or equal to network total bandwidth 90%；
Coding module 7, for being encoded to file；MD5 codings are carried out to file using MD5 coding toolses；
Document transmission module 8, is used for realization transmission of the file from a node to another node；
File judgment module 9, it is whether consistent after two document No.s for judging；
Transmit result logging modle 10, if for recording transmission as a result, the coding of file is consistent before and after transmission, record transmission into Once, if the coding of file is inconsistent before and after transmission, record bust this is once for work(；
Timeout threshold setting module 11, for setting test execution time threshold；
Overtime judgment module 12, for judging to test whether time-out, if exceeding test execution time threshold, setting time-out；If no It is not overtime more than test execution time threshold, setting.
Embodiment 1 is the embodiment for verifying the method for data consistency under network pressure shown in application drawing 1,
First, environmental preparation, downloads installation iperf softwares and test.bin files
#！/bin/bash
iperf–v
if[$–ne 0]；then
# downloads iperf softwares
wget http://100.2.36.3/tool/iperf-2.0.5.tgz
fi
# downloads test, bin file
wget–O/root/test/bin http://100.2.36.3/tool/test.bin
Ip_src=1.1.1.1
Ip_dst=1.1.1.2
2nd, Opening pressure is tested
# opens iperf services on B node
echo“nohup iperf–s–w 256k&”>>scripts.sh
scp scripts.sh${ip_dst}:/root
ssh-f root@${ip_dst}./scripts.sh
# opens iperf on A nodes
nohup iperf–c${ip_dst}–i 1–w 256k–t 3600–P 4>>result-iperf.txt&
3rd, backstage timing program is opened
# is every one second one count character of output to count.log
cat count.sh<<EOF
for count in range(3600):
do
sleep 1
echo“count”>>count.log
done
killall-9sh
killall-9iperf
EOF
4th, transmission test is started
cp/root/test.bin.
Transfer functions of the # from A to B
function fromAtoB{
# generates the MD5 values in the original test.bin of A nodes
P=`md5sum test.bin`
# copies B to from A
scp test.bin${ip_dst}:/root
# calculates the MD5 values Q of the test.bin of B node
Q=`ssh-f root@$ { ip_dst } md5sum test.bin`
}
Transfer functions of the # from B to A
function fromBtoA{
# generates the MD5 values in the test.bin of B node
Q=`ssh-f root@$ { ip_dst } md5sum test.bin`
# copies A to from B
ssh–f root@${ip_dst}scp test.bin${ip_dst}:/root
# calculates the MD5 values R of the test.bin of A nodes
R=`md5sum test.bin`
}
# starts to transmit from A to B
while:；
do
fromAtoB
if[P–ne Q]；then
echo“from${ip_src}to${ip_dst}is FAIL”>>log.log fromAtoB
else
echo“from${ip_src}to${ip_dst}is PASS”>>log.log
# starts to transmit from B to A
fromBtoA
if[P–ne Q]；then
echo“from${ip_dst}to${ip_src}is FAIL”>>log.log
fromBtoA
else
echo“from${ip_src}to${ip_dst}is PASS”>>log.log
fi
fi
done
MD5 full name are message digest algorithm (Message-Digest Algorithm 5), information of this algorithm to random length Calculated by turn, produce " fingerprint " (or " report of binary length for 128 (hexadecimal length is exactly 32) Digest is wanted "), the possibility that different files produces identical message digest is very very small.In general, it is mounted with After Linux, this instrument of md5sum is just had, is directly directly run in order line terminal.
Iperf, is an applied in network performance test instrument.Iperf can test maximum TCP and UDP bandwidth performances, have more Kind parameter and UDP characteristics, can as needed adjust, can report bandwidth, delay jitter and data-bag lost.
The embodiment of the present invention is illustrative and not restrictive, and above-described embodiment is only to aid in understanding the present invention, because This is every by those skilled in the art's technique according to the invention the invention is not restricted to the embodiment described in embodiment Other embodiments that scheme is drawn, also belong to the scope of protection of the invention.

Claims (10)

  1. A kind of 1. method for verifying data consistency under network pressure, it is characterised in that include the following steps：
    Step 1. judges whether testing tool is installed；
    If having installed, 2 are entered step；If not installing, download and testing tool is installed；
    Step 2. downloads file to be transmitted；
    Step 3. sets source node and destination node；
    Step 4. starts testing tool and starts to test；
    Step 5. sets transmission bandwidth；
    Step 6. carries out file to be transmitted coding in source node and generates document No. file to be transmitted；
    File to be transmitted is transferred to destination node by step 7. from source node, and file is once transmitted in generation, and to once transmitting text Part is encoded；
    Step 8. judges whether the coding of file to be transmitted and the coding for once transmitting file are consistent；
    If the coding of step 9. file to be transmitted is consistent with the coding for once transmitting file, record transmission success once, enters Step 10；
    If the coding of the coding of file to be transmitted and once transmission file is inconsistent, bust this is recorded once, return to step 6；
    Step 10. will once transmit file and be transferred to source node from destination node, generate secondary transmission file, and to secondary transmission File is encoded；
    Step 11. judges once to transmit the coding of file and whether the secondary coding for transmitting file is consistent；
    If the coding that step 12. once transmits file is consistent with the coding of secondary transmission file, record transmission success once, is returned Return step 6；
    If the coding for once transmitting the coding and secondary transmission file of file is inconsistent, record bust this once, returns to step Rapid 7.
  2. A kind of 2. method for verifying data consistency under network pressure as claimed in claim 1, it is characterised in that
    Setting testing time threshold value is further included in step 5, and starts timing；
    Before the judgement data consistency step of step 8 and step 11, further include and judge whether overtime step；
    If exceeding testing time threshold value, time-out is judged, then test terminates；If being no more than testing time threshold value, judgement is not overtime, after It is continuous to carry out in next step.
  3. A kind of 3. method for verifying data consistency under network pressure as claimed in claim 1, it is characterised in that testing tool Using iperf testing tools.
  4. 4. a kind of method for verifying data consistency under network pressure as claimed in claim 1, it is characterised in that in step 5 Set transmission bandwidth is more than or equal to network total bandwidth 90%.
  5. A kind of 5. method for verifying data consistency under network pressure as claimed in claim 1, it is characterised in that step 6 and In step 10, MD5 codings are carried out to file using MD5 coding toolses.
  6. 6. a kind of system for verifying data consistency under network pressure, it is characterised in that including testing tool detection module, test Instrument installation module, file to be transmitted provide module, node sets module, test starting module, transmission bandwidth setting module, volume Code module, document transmission module, file judgment module and transmission result logging modle；
    Testing tool detection module, for judging whether testing tool is installed；
    Testing tool installs module, in the case of testing tool is uninstalled, downloading and installing testing tool；
    File to be transmitted provides module, for downloading file to be transmitted；
    Node sets module, for setting source node and destination node；
    Test starting module, starts to test for starting testing tool；
    Transmission bandwidth setting module, for setting transmission bandwidth；
    Coding module, for being encoded to file；
    Document transmission module, is used for realization transmission of the file from a node to another node；
    File judgment module, it is whether consistent after two document No.s for judging；
    Transmit result logging modle, if for record transmission as a result, transmission before and after file coding it is consistent, record transmission success Once, if the coding of file is inconsistent before and after transmission, record bust this is once.
  7. 7. a kind of system for verifying data consistency under network pressure as claimed in claim 6, it is characterised in that further include super When threshold setting module and overtime judgment module；
    Timeout threshold setting module, for setting test execution time threshold；
    Overtime judgment module, for judging to test whether time-out, if exceeding test execution time threshold, setting time-out；If do not surpass Test execution time threshold is crossed, setting is not overtime.
  8. A kind of 8. method for verifying data consistency under network pressure as claimed in claim 6, it is characterised in that testing tool Using iperf testing tools.
  9. A kind of 9. method for verifying data consistency under network pressure as claimed in claim 6, it is characterised in that transmission bandwidth Setting module, the transmission bandwidth of setting are more than or equal to the 90% of network total bandwidth.
  10. A kind of 10. method for verifying data consistency under network pressure as claimed in claim 6, it is characterised in that coding mould Block, MD5 codings are carried out using MD5 coding toolses to file.
CN201711137945.8A 2017-11-16 2017-11-16 Method and system for verifying data consistency under network pressure Active CN107948011B (en)

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